CN102837412B - Equipment for processing plastic bottle cap by extrusion compression molding - Google Patents
Equipment for processing plastic bottle cap by extrusion compression molding Download PDFInfo
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- CN102837412B CN102837412B CN201210352490.2A CN201210352490A CN102837412B CN 102837412 B CN102837412 B CN 102837412B CN 201210352490 A CN201210352490 A CN 201210352490A CN 102837412 B CN102837412 B CN 102837412B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
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- Mechanical Engineering (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
Equipment for processing a plastic bottle cap by extrusion compression molding is characterized by comprising a stand, wherein an extrusion mechanism, a scraping and feeding mechanism, a compression molding cap producing mechanism, a demolding mechanism, a cutting ring mechanism and a heat-insulating and dehumidifying mechanism are arranged on the stand; the extrusion mechanism comprises a feeding hopper, a charging barrel and an extrusion port; a reinforced feeding screw is arranged in the feeding hopper; a scraping and capping mechanism comprises a scraping shaft; a scraping disk and a cap toggling disk are arranged on the scraping shaft; a scraping knife is arranged in the scraping disk and is matched with the extrusion port; a compression molding machine comprises a main shaft; a lower mold plate is arranged on the main shaft; an upper mold plate and an upper fixing plate are arranged on the lower mold plate; a lower mold is arranged in the lower mold plate; an upper mold and a push rod are arranged in the upper fixing plate; one side of the cap toggling disk is connected with a cap conveying slideaway; the other end of the cap conveying slideaway is connected with the cutting ring mechanism; a heat-insulating and dehumidifying system comprises an upper mold; a heat-insulating sleeve is arranged outside a cooling water pipe of the upper mold; an air cooler is arranged on the stand; and a blowing port of the air cooler is opposite to the compression molding cap producing mechanism.
Description
Technical field
The present invention relates to a kind of equipment of extruding mold pressing processing plastic bottle cap, mainly for the production of bottle caps such as mineral water bottle and edible oil plastic bottles, belong to plastics machinery field.
Background technology
Produce the equipment of the bottle caps such as mineral water bottle and edible oil plastic bottle, mainly formed by plastic extruder and moulding press and scraper feed mechanism, because plastic bottle closure volume is little, lightweight, so feed mechanism is fewer from the amount of the extruded material of the extrusion scraping of plastic extruder each time, but the station of moulding press is many, speed is fast, therefore, require feeding to want evenly, unsuitable too many, otherwise will waste, also should not be very little, can cause bottle cap material quantity not sufficient very little and scrap, but it is irregular that the hopper of existing plastic extruder exists charging, there will be down returning charge, extrusion exists the inhomogeneous shortcoming of extrusion capacity, plastic extruder also exists the problems such as barrel heating energy loss is large simultaneously, when the scraper of feed mechanism is from the extrusion scraping material of plastic extruder, material can be shifted onto in the die cavity of mould pressing die completely, also be to be related to system to cover one of key element of quality, but prior art exists scraper and only depends on the de-material of getting on scraper of blowing, lack an enforceable mechanism, cause the incomplete shortcoming of de-material, the station of moulding press is many, rely on rotation to coordinate with feed mechanism, feed mechanism also relies on rotation, then send into die cavity from extrusion scraping material, must synchronize with moulding press rotating disk so scrape cutterhead, existing device generally adopts gear drive, exists energy consumption large, the shortcomings such as noise rings, and synchronization accuracy is low, after plastic bottle closure product is made in compression molding, the demoulding wants fast, deviate from completely, and prior art only depends on mechanical stripping to exist the shortcomings such as sticking to mould, on plastic bottle closure, be shaped with antitheft tooth and anti-theft ring, be pulled off when opening antitheft tooth after bottle cap, anti-theft ring just departs from major bottle cap, in the time producing bottle cap, need cut a circle to bottle cap with ring-cutting machine, leave antitheft tooth, prior art is cut ring and the not same machine of gland, bottle cap after mold pressing is packed in Turnover Box, transport to again by ring-cutting machine, by conveying mechanism, bottle cap is inputted to ring-cutting machine, due to the bottle cap cool to room temperature of mold pressing, run into and be cold, while cutting ring, bottle cap can be cut and collapsed, so will heat cutting cutting ring, produce like this carrying link, the waste of artificial apparatus and the energy, product causes the shortcomings such as secondary pollution, produce place, the season of plastic bottle closure and have nothing in common with each other, existing moulding press does not have corresponding measure, meeting dewfall in the large and moist environment of the temperature difference, and dew is dropped in moulding press or mould, causes complete machine humidity and mold fouling.
Summary of the invention
The object of the invention is the shortcoming existing in order to overcome prior art, provide a kind of: the one, plastic extruder hopper feed is smooth and easy, and barrel is heated evenly, and extrusion material extrusion is accurate; The 2nd, the scraper of scraper feed mechanism is accurate, and de-material enters die cavity completely; The 3rd, the bottle cap demoulding after mold pressing is fast, deviates from completely, and the bottle cap after deviating from is directly inputted ring-cutting machine structure, reduces operation and secondary pollution, facility compact; The 4th, machine is applicable to different regions and season, and insulation, moisture effect is good, strong adaptability; The 5th, scraper feed mechanism, mould pressing lid maker structure and ring-cutting machine structure synchronous movement, coordinate accurate a kind of equipment of extruding mold pressing processing plastic bottle cap.
The technical scheme of a kind of equipment of extruding mold pressing processing plastic bottle cap of the present invention is: it is characterized in that comprising frame, extrusion mechanism is installed in frame, scraper feed mechanism, mould pressing lid maker structure, mould emptier, ring-cutting machine structure and insulation dehumidification system, described extrusion mechanism comprises feed hopper, barrel and extrusion, reinforced feeding spiro rod is installed in feed hopper, described reinforced feeding spiro rod comprises material roller, material roller rotates through driven by motor, on material roller, be shaped with two of left and right stirring bar and material extrusion blade, the diameter at described material roller two is less than the diameter at middle part, at material roller middle part, outer wall starts to be shaped with material extrusion blade, material extrusion blade is twist down to material roller bottom, material extrusion blade is greater than the width of blade of bottom at the width of blade at material roller middle part, at barrel, heat-insulation layer is set outward, on barrel wall, temperature probe is set, temperature probe connects temperature controller, barrel connects extrusion, described scraper feed mechanism comprises scraper axle, scraper axle is by synchronous motor driven rotary, on scraper axle, install and scrape charging tray and movable cover dish, scrape scraper is installed in charging tray, scraper matches with extrusion, described scraper comprises cylinder-shaped body, the bottom of cylinder-shaped body is the semicircular edge of a knife of scraping, in described cylinder-shaped body, be shaped with plunger shaft, piston is set in plunger shaft, piston outer wall is installed back-moving spring, described piston is shaped with mesopore, in cylinder-shaped body wall, be shaped with air inlet, seal cover is installed at plunger shaft top, below seal cover, contact with piston, seal cover fixes through jump ring and cylinder-shaped body, described mould pressing lid maker structure comprises installs main shaft in frame, main shaft is by synchronous motor driven rotary, lower bolster is installed on main shaft, on lower bolster, install template and upper mounted plate, counterdie is installed in lower bolster, patrix and charging ram are installed in upper mounted plate, described patrix comprises core rod, cooling water channel is installed in core rod, cooling water channel connects cooling water pipe, core rod fixes through upper fixed cover and upper mounted plate, under core rod, be equipped with core rod cover, the outer stripper sleeve that is equipped with of core rod cover, in core rod cover, there is core rod cover, in core rod cover, core rod is installed, on described charging ram, roller is installed, the guide rail of cam-type is installed at upper rack, guide rail contacts with roller, charging ram outer wall is installed return spring, return spring contacts with cope match-plate pattern, contiguous block is installed in charging ram bottom, contiguous block and stripper sleeve outer wall fix, open pore on the wall of described stripper sleeve, pore connects air nozzle, in air nozzle, pass into compressed air, in patrix, the bottle cap of moulding coordinates with guide rail and falls into movable cover dish through the roller of charging ram, described movable cover dish one side connects defeated lid slideway, defeated lid slideway other end connects ring-cutting machine structure, described ring-cutting machine structure is included in frame and installs and cut annulate shaft, cut annulate shaft by synchronous motor driven rotary, cutting mounting tool post fixed head and chieftain's fixed head on annulate shaft, mounting tool post on knife rest fixed head, blade is installed on knife rest, chieftain's fixed head is through cutting annulate shaft driven rotary, on chieftain's fixed head, fix chieftain, chieftain matches with the bottle cap that defeated lid slideway transports, described insulation dehumidification system comprises that the cooling water pipe of patrix arranges muff outward, air-cooler is installed in frame, the blowing mouth of air-cooler is facing to mould pressing lid maker structure.
The invention discloses a kind of equipment of extruding mold pressing processing plastic bottle cap, when work, by plastic conveying and plastic to feed hopper, rotated by low speed torsion driven by motor material roller, two of the left and right stirring bar on material roller top stirs plastics, plastics are stirred, coordinate the thick material roller of two detail portion and fall terraced spiral material extrusion blade, stir plastics in hopper by rotation, and plastics are produced to a kind of extruding force from top to down, force the hand of spiral feed of plastics toward extrusion mechanism screw rod, plastics are delivered to barrel downwards by feed hopper, barrel heats plastics, at barrel, heat-insulation layer is set outward, on the wall of barrel, temperature probe is set, temperature probe connects temperature controller, heat-insulation layer material comprises asbestos etc., heating wire etc. is wrapped in to the inside, reduce scattering and disappearing of heat, temperature probe is set simultaneously on barrel, temperature probe connects temperature controller, temperature controller is controlled again heating wire, according to the actual needs, rationally heating, energy-saving effect is very remarkable, and improve again production environment, barrel connects extrusion, when plastic heating becomes while being transported to extrusion after heat is melted plastics, what driven by synchronous motor scrapes charging tray and movable cover disc spins, in the time that the half-round scraper mouth of scraper infraoral moves to the extrusion of extruding machine, scrape the heat that edge of a knife scraping extrudes and melt plastics, scraper continues to move to the die location of mould pressing lid maker structure, now from the air inlet of scraper sidewall, pass into air pressure, air pressure enters in the plunger shaft of cylinder-shaped body through air inlet, because the top of plunger shaft is fixing dead by seal cover and jump ring sealing, therefore air pressure can only push away piston downwards, the lower end of piston is melted heat plastics downwards and is promoted a bit of distance downwards, make heat melt plastics and to scrape the edge of a knife bonding no longer tight, and the upper end of piston due under push away and disengage below seal cover, air pressure is entered from the mesopore of piston, and blow out from piston bottom, the air pressure blowing out melts heat rapidly plastics and blows off in the die cavity of mould pressing lid maker structure counterdie, reach material loading, then mould matched moulds, heat is melted to plastics and carry out compression molding, when upper, when counterdie rotates to the position of scraping charging tray again, upper die and lower die are opened, counterdie is material loading again, and patrix one side charging ram roller contacts with the guide rail of cam-type, roller rolls downwards along the inclined-plane of guide rail, roller drives charging ram to vertically move downwards simultaneously, charging ram drives stripper sleeve to vertically move downwards through contiguous block, in the time that roller moves to the tip position of guide rail, charging ram drives stripper sleeve bottle cap part from core rod to be deviate from downwards, because stripper sleeve moves down, and core rod, core rod cover and core rod cover maintain static, therefore the pore of stripper sleeve inwall exposes, now compressed air is blown into pore from air nozzle, be blown into stripper sleeve inner chamber from pore again, bottle cap is blown out, make bottle cap fall into movable cover dish, movable cover dish is through scraper axle driven rotary, bottle cap is delivered to defeated lid slideway, defeated lid slideway is delivered to the bottle cap of firm compression molding on the knife rest fixed head of ring-cutting machine, cutting annulate shaft drives chieftain's fixed head to move, chieftain's fixed head drives chieftain's head to insert bottle cap, chieftain drives bottle cap in rotary moving, make the blade on knife rest cut ring to bottle cap, the bottle cap finally machining falls into collecting box from a side.The present invention extrudes the equipment of mold pressing processing plastic bottle cap, the one, the material extrusion blade of extrusion mechanism adopts down terraced spirality, and raising screw rod is extruded material, avoids producing returning charge, guarantee the even, stable of feed, meet system and cover needs, barrel arranges heat-insulation layer, temperature probe and temperature controller outward, reduces scattering and disappearing of heat, according to the actual needs, rationally heating, energy-saving effect is very remarkable, and has improved again production environment; The 2nd, the scraper of scraper feed mechanism adopts piston, the dual de-material of blowing, heat is melted in the die cavity that plastics fall to rapidly mould, having avoided part residual heat to melt plastics is bonded at and scrapes the edge of a knife, feeding is accurate, blanking is complete, ensure product percent of pass, eliminated and shut down the operation of removing defective material, improved operating efficiency; The 3rd, the mode of the employing secondary demoulding, guarantee bottle cap is deviate from completely, stripping rate is fast, bottle cap after deviating from is directly delivered to ring-cutting machine structure through defeated lid slideway, reduce product contaminated link, ensured product safety, health, and lid also heat, soft, blade is also difficult for being worn, and ensures blade service life; The 4th, insulation dehumidification system is installed in frame, there is muff, avoid cooling water pipe internal-external temperature difference to produce greatly dewfall, make complete machine dry, not moist, the quality of guarantee shaped article is installed air-cooler facing to mould pressing lid maker structure in frame, mould pressing lid maker structure can effectively be dispelled the heat in long-term work, ensure service life; The 5th, scraper feed mechanism, mould pressing lid maker structure and ring-cutting machine structure adopt synchronous motor to drive, and material loading, blanking, de-lid coordinate precisely.
A kind of equipment of extruding mold pressing processing plastic bottle cap of the present invention, the seal cover outer wall of described scraper is installed sealing ring, and sealing ring contacts with the inwall of cylinder-shaped body.On described movable cover dish, block is installed, block contacts with moulding bottle cap.There is block, the bottle cap on movable cover dish has been stopped, can enter smoothly in defeated lid slideway.In described extrusion mechanism, smelt gear pump is set.Smelt gear pump is set in extrusion mechanism, makes the material that barrel is extruded keep uniformity, guarantee that the raw material that is assigned to each time die cavity is accurate in 2/1000ths, approximately save plastic raw materials 80kg every day, joint material is very obvious, ensures again the quality of bottle cap.Described insulation dehumidification system also comprises air curtain, and air curtain is in the frame between mould pressing lid maker structure and extrusion mechanism.Air curtain is separated the temperature between mould pressing lid maker structure and material-extruding machine through the air curtain of air curtain, make the temperature difference of two sides temperature large, realizes same environment and is issued to two kinds of different temperature, ensures mould pressing lid maker structure and material-extruding machine working environment separately.Described synchronous motor is frequency control motor, the first synchronous pulley and the second synchronous pulley are set on the motor shaft of frequency control motor, on described main shaft, spindle rotary wheel is set, between the first synchronous pulley and spindle rotary wheel by the first toothed belt transmission, the second described synchronous pulley drives driven shaft through the second Timing Belt, driven gear is installed on driven shaft, and driven gear drives scraper runner, and scraper runner drives and scrapes charging tray through scraper axle.By each synchronous pulley and toothed belt transmission, realize each mechanism's synchronous working of a driven by motor, coordinate accurately.
Brief description of the drawings
Fig. 1 is the structural representation of a kind of equipment of extruding mold pressing processing plastic bottle cap of the present invention;
Fig. 2 is a kind of plan structure schematic diagram of the equipment of extruding mold pressing processing plastic bottle cap;
Fig. 3 is the schematic perspective view of reinforced feeding spiro rod;
Fig. 4 is the structural representation of scraper;
Fig. 5 is A-A direction schematic cross-section of Fig. 4;
Fig. 6 is the demoulding state layout structure schematic diagram of mould pressing lid maker structure;
Fig. 7 is patrix connects charging ram structural representation through contiguous block;
Fig. 8 is synchronous motor drives main shaft and scraper axle structural representation through synchronous pulley.
Detailed description of the invention
The present invention relates to a kind of equipment of extruding mold pressing processing plastic bottle cap, as Figure 1-Figure 8, it is characterized in that comprising frame 1, extrusion mechanism is installed in frame, scraper feed mechanism, mould pressing lid maker structure, mould emptier, ring-cutting machine structure and insulation dehumidification system, described extrusion mechanism comprises feed hopper 21, barrel 2 and extrusion 23, reinforced feeding spiro rod 211 is installed in feed hopper, described reinforced feeding spiro rod comprises material roller 212, material roller rotates through driven by motor, on material roller, be shaped with two of left and right stirring bar 213 and material extrusion blade 214, the diameter at described material roller 212 two is less than the diameter at middle part, at material roller middle part, outer wall starts to be shaped with material extrusion blade 214, material extrusion blade is twist down to material roller bottom, material extrusion blade 214 is greater than the width of blade of bottom at the width of blade at material roller middle part, at barrel, heat-insulation layer 221 is set outward, temperature probe 222 is set on barrel wall, temperature probe connects temperature controller 223, barrel connects extrusion 23, described scraper cover extirpation machine structure comprises scraper axle 3, scraper axle is by synchronous motor 7 driven rotary, on scraper axle, install and scrape charging tray 31 and movable cover dish 32, scrape scraper 33 is installed in charging tray, scraper matches with extrusion, described scraper comprises cylinder-shaped body 331, the bottom of cylinder-shaped body is the semicircular edge of a knife 336 of scraping, in described cylinder-shaped body 331, be shaped with plunger shaft 337, piston 332 is set in plunger shaft, piston outer wall is installed back-moving spring 334, described piston is shaped with mesopore 339, in cylinder-shaped body 331 walls, be shaped with air inlet 338, seal cover 333 is installed at plunger shaft 337 tops, below seal cover, contact with piston 332, seal cover fixes through jump ring 335 and cylinder-shaped body 331, described moulding press comprises installs main shaft 4 in frame 1, main shaft is by synchronous motor 7 driven rotary, lower bolster 41 is installed on main shaft, on lower bolster, install template 42 and upper mounted plate 43, counterdie 44 is installed in lower bolster, patrix 45 and charging ram 46 are installed in upper mounted plate, described patrix comprises core rod 454, cooling water channel 451 is installed in core rod 454, cooling water channel connects cooling water pipe 8, core rod fixes with upper mounted plate 43 through upper fixed cover 455, under core rod, be equipped with core rod cover 456, the outer stripper sleeve 457 that is equipped with of core rod cover, in core rod cover, there is core rod cover 458, in core rod cover, core rod 459 is installed, on described charging ram 46, roller 461 is installed, the guide rail 462 of cam-type is installed at upper rack, guide rail contacts with roller, charging ram outer wall is installed return spring 463, return spring contacts with cope match-plate pattern 42, contiguous block 464 is installed in charging ram bottom, contiguous block and stripper sleeve 457 outer walls fix, open pore 453 on the wall of described stripper sleeve 457, pore connects air nozzle 452, in air nozzle, pass into compressed air, in patrix 45, the bottle cap of moulding coordinates and falls into movable cover dish 32 with guide rail 462 through the roller 461 of charging ram 46, described movable cover dish one side connects defeated lid slideway 12, defeated lid slideway other end connects ring-cutting machine structure, described ring-cutting machine structure is included in frame 1 and installs and cut annulate shaft 6, cut annulate shaft by synchronous motor 7 driven rotary, cutting mounting tool post fixed head 61 and chieftain's fixed head 62 on annulate shaft, mounting tool post 63 on knife rest fixed head, blade 64 is installed on knife rest, chieftain's fixed head is through cutting annulate shaft 6 driven rotary, on chieftain's fixed head 62, fix chieftain 65, chieftain matches with the bottle cap that defeated lid slideway 12 transports, described insulation dehumidification system comprises the outer muff 81 that arranges of the cooling water pipe 8 of patrix 45, air-cooler 82 is installed in frame 1, the blowing mouth of air-cooler 82 is facing to mould pressing lid maker structure.When work, by plastic conveying and plastic to feed hopper 21, rotated by low speed torsion driven by motor material roller 212, two of the left and right stirring bar 213 on material roller top stirs plastics, plastics are stirred, coordinate the thick material roller 212 of two detail portion and fall terraced spiral material extrusion blade 214, stir plastics in hopper by rotation, and plastics are produced to a kind of extruding force from top to down, force the hand of spiral feed of plastics toward extrusion mechanism screw rod 211, plastics are delivered to barrel 2 downwards by feed hopper 21, barrel heats plastics, at barrel, heat-insulation layer 221 is set outward, temperature probe 222 is set on the wall of barrel, temperature probe connects temperature controller 223, heat-insulation layer material comprises asbestos etc., heating wire etc. is wrapped in to the inside, reduce scattering and disappearing of heat, temperature probe 222 is set simultaneously on barrel, temperature probe connects temperature controller 223, temperature controller is controlled again heating wire, according to the actual needs, rationally heating, energy-saving effect is very remarkable, and improve again production environment, barrel 2 connects extrusion 23, when plastic heating becomes while being transported to extrusion after heat is melted plastics, driven by synchronous motor 7 scrape charging tray 31 and movable cover dish 32 rotates, in the time that the half-round scraper mouth 336 of scraper 33 infraorals moves to the extrusion 23 of extruding machine, scrape the heat that edge of a knife scraping extrudes and melt plastics, scraper continues to move to the die location of mould pressing lid maker structure, now from the air inlet 338 of scraper 33 sidewalls, pass into air pressure, air pressure enters in the plunger shaft 337 of cylinder-shaped body 331 through air inlet, because the top of plunger shaft is sealed fixing dead by seal cover 333 and jump ring 335, therefore air pressure can only push away piston 332 downwards, the lower end of piston is melted heat plastics downwards and is promoted a bit of distance downwards, make heat melt plastics and to scrape the edge of a knife 336 bonding no longer tight, and the upper end of piston 332 due under push away and disengage below seal cover 333, air pressure is entered from the mesopore 339 of piston, and blow out from piston bottom, the air pressure blowing out melts heat rapidly plastics and blows off in the die cavity of mould pressing lid maker structure counterdie 44, reach material loading, then mould matched moulds, heat is melted to plastics and carry out compression molding, when upper, counterdie 45, 44 while again rotating to the position of scraping charging tray 31, patrix 45 and counterdie 44 are opened, counterdie is material loading again, and patrix one side charging ram roller 461 contacts with the guide rail 462 of cam-type, roller rolls downwards along the inclined-plane of guide rail, roller drives charging ram 46 to vertically move downwards simultaneously, charging ram drives stripper sleeve 457 to vertically move downwards through contiguous block 464, in the time that roller 461 moves to the tip position of guide rail 462, charging ram 46 drives stripper sleeve 457 bottle cap part from core rod 459 to be deviate from downwards, because stripper sleeve moves down, and core rod 459, core rod cover 458 and core rod cover 456 maintain static, therefore the pore 453 of stripper sleeve 457 inwalls exposes, now compressed air is blown into pore from air nozzle 452, be blown into stripper sleeve inner chamber from pore again, bottle cap is blown out, make bottle cap fall into movable cover dish 32, movable cover dish is through scraper axle 3 driven rotary, bottle cap is delivered to defeated lid slideway 12, defeated lid slideway is delivered to the bottle cap of firm compression molding on the knife rest fixed head 61 of ring-cutting machine, cutting annulate shaft 6 drives chieftain's fixed head 62 to move, chieftain's fixed head drives chieftain 65 head to insert bottle cap, chieftain drives bottle cap in rotary moving, make the blade 64 on knife rest 63 cut ring to bottle cap, the bottle cap finally machining falls into collecting box from a side.The present invention extrudes the equipment of mold pressing processing plastic bottle cap, the one, the material extrusion blade 214 of extrusion mechanism adopts terraced spirality, and raising screw rod is extruded material, avoids producing returning charge, guarantee the even, stable of feed, meet system and cover needs, outer heat-insulation layer 221, temperature probe 222 and the temperature controller 223 of arranging of barrel 2, reduces scattering and disappearing of heat, according to the actual needs, rationally heating, energy-saving effect is very remarkable, and has improved again production environment; The 2nd, the scraper 33 of scraper feed mechanism adopts piston 332, the dual de-material of blowing, heat is melted in the die cavity that plastics fall to rapidly mould, having avoided part residual heat to melt plastics is bonded at and scrapes the edge of a knife 336, feeding is accurate, blanking is complete, ensure product percent of pass, eliminated and shut down the operation of removing defective material, improved operating efficiency; The 3rd, the mode of the employing secondary demoulding, guarantee bottle cap is deviate from completely, stripping rate is fast, bottle cap after deviating from is directly delivered to ring-cutting machine structure through defeated lid slideway 12, reduce product contaminated link, ensured product safety, health, and lid also heat, soft, blade 64 is also difficult for being worn, and ensures blade service life; The 4th, insulation dehumidification system is installed in frame 1, there is muff 81, avoid cooling water pipe 8 internal-external temperature differences to produce greatly dewfall, make complete machine dry, not moist, the quality of guarantee shaped article is installed air-cooler 82 facing to mould pressing lid maker structure in frame 1, mould pressing lid maker structure can effectively be dispelled the heat in long-term work, ensure service life; The 5th, scraper feed mechanism, mould pressing lid maker structure and ring-cutting machine structure adopt synchronous motor 7 to drive, and material loading, blanking, de-lid coordinate precisely.Seal cover 333 outer walls of described scraper 33 are installed sealing ring 330, and sealing ring contacts with the inwall of cylinder-shaped body 331.On described movable cover dish 32, block 34 is installed, block contacts with moulding bottle cap.There is block 34, the bottle cap on movable cover dish 32 has been stopped, can enter smoothly in defeated lid slideway 12.Smelt gear pump 225 is set in described extrusion mechanism.Smelt gear pump 225 is set in extrusion mechanism, makes the material that barrel 2 is extruded keep uniformity, guarantee that the raw material that is assigned to each time die cavity is accurate in 2/1000ths, approximately save plastic raw materials 80kg every day, joint material is very obvious, ensures again the quality of bottle cap.Described insulation dehumidification system also comprises air curtain 83, and air curtain is in the frame 1 between mould pressing lid maker structure and extrusion mechanism.Air curtain 83 is separated the temperature between mould pressing lid maker structure and material-extruding machine through the air curtain of air curtain, make the temperature difference of two sides temperature large, realizes same environment and is issued to two kinds of different temperature, ensures mould pressing lid maker structure and material-extruding machine working environment separately.Described synchronous motor 7 is frequency control motor, the first synchronous pulley 73 and the second synchronous pulley 74 are set on the motor shaft 72 of frequency control motor, on described main shaft 4, spindle rotary wheel 76 is set, between the first synchronous pulley 73 and spindle rotary wheel 76 by the first Timing Belt 77 transmissions, the second described synchronous pulley 74 drives driven shaft 711 through the second Timing Belt 710, driven gear 712 is installed on driven shaft, and driven gear drives scraper runner 79, and scraper runner drives and scrapes charging tray 31 through scraper axle 3.By each synchronous pulley and toothed belt transmission, realize each mechanism's synchronous working of a driven by motor, coordinate accurately.
Claims (6)
1. extrude the equipment of mold pressing processing plastic bottle cap for one kind, it is characterized in that comprising frame (1), extrusion mechanism is installed in frame, scraper feed mechanism, mould pressing lid maker structure, mould emptier, ring-cutting machine structure and insulation dehumidification system, described extrusion mechanism comprises feed hopper (21), barrel (2) and extrusion (23), reinforced feeding spiro rod (211) is installed in feed hopper, described reinforced feeding spiro rod comprises material roller (212), material roller rotates through driven by motor, on material roller, be shaped with left and right two stirring bars (213) and material extrusion blade (214), the diameter at described material roller (212) two is less than the diameter at middle part, at material roller middle part, outer wall starts to be shaped with material extrusion blade (214), material extrusion blade is twist down to material roller bottom, material extrusion blade (214) is greater than the width of blade of bottom at the width of blade at material roller middle part, at barrel, heat-insulation layer (221) is set outward, temperature probe (222) is set on barrel wall, temperature probe connects temperature controller (223), barrel connects extrusion (23), described scraper feed mechanism comprises scraper axle (3), scraper axle is by synchronous motor (7) driven rotary, on scraper axle, install and scrape charging tray (31) and movable cover dish (32), scrape scraper (33) is installed in charging tray, scraper matches with extrusion, described scraper comprises cylinder-shaped body (331), the bottom of cylinder-shaped body is the semicircular edge of a knife (336) of scraping, in described cylinder-shaped body (331), be shaped with plunger shaft (337), piston (332) is set in plunger shaft, piston outer wall is installed back-moving spring (334), described piston is shaped with mesopore (339), in cylinder-shaped body (331) wall, be shaped with air inlet (338), seal cover (333) is installed at plunger shaft (337) top, below seal cover, contact with piston (332), seal cover fixes through jump ring (335) and cylinder-shaped body (331), described mould pressing lid maker structure comprises the upper main shaft (4) of installing of frame (1), main shaft is by synchronous motor (7) driven rotary, lower bolster (41) is installed on main shaft, on lower bolster, install template (42) and upper mounted plate (43), counterdie (44) is installed in lower bolster, patrix (45) and charging ram (46) are installed in upper mounted plate, described patrix comprises core rod (454), cooling water channel (451) is installed in core rod (454), cooling water channel connects cooling water pipe (8), core rod fixes through upper fixed cover (455) and upper mounted plate (43), under core rod, be equipped with core rod cover (456), the outer stripper sleeve (457) that is equipped with of core rod cover, in core rod cover, there is core rod cover (458), in core rod cover, core rod (459) is installed, the upper roller (461) of installing of described charging ram (46), the guide rail (462) of cam-type is installed at upper rack, guide rail contacts with roller, charging ram outer wall is installed return spring (463), return spring contacts with cope match-plate pattern (42), contiguous block (464) is installed in charging ram bottom, contiguous block and stripper sleeve (457) outer wall fixes, open pore (453) on the wall of described stripper sleeve (457), pore connects air nozzle (452), in air nozzle, pass into compressed air, in patrix (45), the bottle cap of moulding coordinates and falls into movable cover dish (32) with guide rail (462) through the roller (461) of charging ram (46), described movable cover dish one side connects defeated lid slideway (12), defeated lid slideway other end connects ring-cutting machine structure, described ring-cutting machine structure is included in upper installation of frame (1) and cuts annulate shaft (6), cut annulate shaft by synchronous motor (7) driven rotary, cutting mounting tool post fixed head (61) and chieftain's fixed head (62) on annulate shaft, mounting tool post on knife rest fixed head (63), blade (64) is installed on knife rest, chieftain's fixed head is through cutting annulate shaft (6) driven rotary, the upper fixing chieftain (65) of chieftain's fixed head (62), chieftain matches with the bottle cap that defeated lid slideway (12) transports, described insulation dehumidification system comprises the outer muff (81) that arranges of the cooling water pipe (8) of patrix (45), at the upper air-cooler (82) of installing of frame (1), the blowing mouth of air-cooler (82) is facing to mould pressing lid maker structure.
2. a kind of equipment of extruding mold pressing processing plastic bottle cap as claimed in claim 1, is characterized in that seal cover (333) outer wall of described scraper (33) is installed sealing ring (330), and sealing ring contacts with the inwall of cylinder-shaped body (331).
3. a kind of equipment of extruding mold pressing processing plastic bottle cap as claimed in claim 1, is characterized in that the upper block (34) of installing of described movable cover dish (32), and block contacts with moulding bottle cap.
4. a kind of equipment of extruding mold pressing processing plastic bottle cap as claimed in claim 1, is characterized in that arranging in described extrusion mechanism smelt gear pump (225).
5. a kind of equipment of extruding mold pressing processing plastic bottle cap as claimed in claim 1, is characterized in that described insulation dehumidification system also comprises air curtain (83), and air curtain is in the frame between mould pressing lid maker structure and extrusion mechanism (1).
6. a kind of equipment of extruding mold pressing processing plastic bottle cap as claimed in claim 1, it is characterized in that described synchronous motor (7) is frequency control motor, the first synchronous pulley (73) and the second synchronous pulley (74) are set on the motor shaft (72) of frequency control motor, on described main shaft (4), spindle rotary wheel (76) is set, between the first synchronous pulley (73) and spindle rotary wheel (76) by the first Timing Belt (77) transmission, described the second synchronous pulley (74) drives driven shaft (711) through the second Timing Belt (710), driven gear (712) is installed on driven shaft, driven gear drives scraper runner (79), scraper runner drives and scrapes charging tray (31) through scraper axle (3).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210352490.2A CN102837412B (en) | 2012-09-21 | 2012-09-21 | Equipment for processing plastic bottle cap by extrusion compression molding |
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| CN201210352490.2A CN102837412B (en) | 2012-09-21 | 2012-09-21 | Equipment for processing plastic bottle cap by extrusion compression molding |
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| CN102837412A CN102837412A (en) | 2012-12-26 |
| CN102837412B true CN102837412B (en) | 2014-07-09 |
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