CN102729170A

CN102729170A - Fixture

Info

Publication number: CN102729170A
Application number: CN201110094633XA
Authority: CN
Inventors: 王禄新
Original assignee: Hongfujin Precision Industry Shenzhen Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Hongfujin Precision Industry Shenzhen Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2011-04-15
Filing date: 2011-04-15
Publication date: 2012-10-17
Also published as: TW201241326A

Abstract

The invention relates to a fixture which comprises a base, a clamping member rotatably connected with the base and a holding member, wherein the clamping member can be switched between a clamping state and an idle state relative to the base; and the holding member is used for keeping the clamping member in a clamping state or idle state.

Description

Anchor clamps

Technical field

The present invention relates to a kind of anchor clamps.

Background technology

In manufacturing process, because more and more miniaturization of equipment, the facilitation used, the requirement of people's pair anchor clamps that cooperate with equipment also more and more trends towards light and handyization, flexibility.For example paste solder printing is very important link during SMT produces, and the steel mesh indispensable portion's article that are paste solder printing.Constantly perfect along with SMT technology, all big enterprises also have higher requirement to this production link of paste solder printing, and auxiliary equipment such as steel mesh cleanings, steel mesh detection constantly are introduced into SMT product line.Steel mesh is owing to have special geometric form, and equipment is not convenient to its clamping location, and traditional anchor clamps just seem and can not satisfy present requirement to equipment.Particularly concerning illumination had the checkout equipment of requirement, the opening of steel mesh access arrangement was less, therefore also became particularly important to being used for the selection of anchor clamps of clamping steel mesh.

Summary of the invention

Given this, be necessary to provide a kind of improved anchor clamps.

A kind of anchor clamps, the holder and the keeper that comprise pedestal, be rotationally connected with this pedestal, this holder can switch between clamp position and idle state with respect to this pedestal, and this keeper is used for this holder is remained on clamp position or idle state.

Description of drawings

Fig. 1 is the schematic perspective view of anchor clamps in the some embodiments of the invention.

Fig. 2 is the explosive view of anchor clamps shown in Figure 1.

Fig. 3 is the first user mode figure of anchor clamps shown in Figure 2.

Fig. 4 is the second user mode figure of anchor clamps shown in Figure 3.

The main element symbol description

Anchor clamps	100
		Pedestal	1
Fixed part	10
		First perforation	101
Connecting portion	12
		Second perforation	121
Holder	2
		Lid	21
First screw	210
		Support	23
Body	230
		Clamping limb	2301
Chute	2303
		Breach	2305
The 3rd perforation	2307
		Linking arm	232
The end	2321
		First mating surface	2323
Second mating surface	2325
		Pivot	234
Press part	3
		Sliding part	30
Slide block	301
		Accepting groove	303
Screw	305
		Pressure section	32
Second screw	34
		First guard member	36
Second guard member	38
		Keeper	4
Stiff end	41
		Free end	43
Regulating part	5
		The adjustment axle	50
Screw thread	501
		Actuator	52
First elastic component	6
		Platform	7
Tool	8
		Wire side	81
Frame	83

The following specific embodiment will combine above-mentioned accompanying drawing to further specify the present invention.

The specific embodiment

Fig. 1 shows the schematic perspective view of the anchor clamps 100 in the some embodiments of the invention, and these anchor clamps 100 can be used for SMT and produce the clamping of steel mesh in the paste solder printing in the line, and can clean at steel mesh, steel mesh detection etc. need position steel mesh in the equipment of clamping and use.These anchor clamps 100 comprise pedestal 1, holder 2, press part 3, keeper 4, regulating part 5 (as shown in Figure 2) and first elastic component 6 (as shown in Figure 2).This holder 2 is rotationally connected with on the pedestal 1, can between clamp position and idle state, come back rotation with respect to this pedestal 1.This press part 3 is slidingly connected in this holder 2, in order to compress the gripped object of different size.This first elastic component 6 is connected between this press part 3 and the holder 2, with thinking that press part 3 provides restoring force.This regulating part 5 is arranged on the holder 2 and with first elastic component 6 and links to each other, in order to adjust the degree of tightness of first elastic component 6.

Please in the lump with reference to figure 2; In certain embodiments; This pedestal 1 is roughly T-shaped tabular; It comprises the fixed part 10 of broad and narrower connecting portion 12, and these fixed part 10 both sides offer two first perforation 101 that vertically run through respectively, in order to through screw (figure do not show) these anchor clamps 100 are fixed on the platform 7 (like Fig. 3 or shown in Figure 4) of these anchor clamps 100 of needs installation.This connecting portion 12 offer one laterally run through second the perforation 121, use for a pivot 234 and pass.

In certain embodiments; This holder 2 can comprise lid 21 and support 23; This support 23 comprises body 230 and the linking arm 232 that is extended along vertical downward direction by this body 230; This body 230 comprises two horizontally extending clamping limbs 2301, and this two clamping limb 2301 defines one and supplies the chute 2303 of press part 3 slip settings, and this chute 2303 is slightly T-shaped in certain embodiments; The end of this two clamping limb 2301 defines a breach 2305, uses for press part 3 and puts into this chute 2303.This linking arm 232 comprises the end 2321 that links to each other with pedestal 1, and this end 2321 is eccentric colyliform, and is rotationally connected through pivot 234 and this connecting portion 12.This end 2321 comprises first mating surface 2323 parallel with body 230 and is positioned at linking arm 232 outsides and first mating surface 2323 is second mating surface 2325 of an acute angle; This first mating surface 2323 can match with keeper 4 respectively when this linking arm 232 rotates with this second mating surface 2325, to realize this switching of anchor clamps 100 between clamp position and idle state.This lid 21 is fixed in this support 23 end faces through one first screw 210, is used to block the chute 2303 on the body 230.

In certain embodiments, this press part 3 can comprise sliding part 30 and pressure section 32, and this sliding part 30 is vertical each other with this pressure section 32.These sliding part 30 both sides respectively comprise a slide block 301, and this two slide block 301 makes the cross section of sliding part 30 be the T type, and adaptive each other with chute 2303.The end face of this sliding part 30 is provided with accepting groove 303, and the bottom surface of this accepting groove 303 then offers a screw 305, is provided with for second screw 34.The degree of depth of this accepting groove 303 is greater than the height of second screw, 34 heads, so that the end face of second screw, 34 heads is lower than or flushes with the end face of sliding part 30.This press part 3 also comprises first guard member 36 that is arranged at these sliding part 30 lower surfaces and is arranged at second guard member 38 on pressure section 32 and this sliding part 30 apparent surfaces; This first guard member 36 and second guard member 38 can have elasticity in certain embodiments; And adoptable excellent power glue is processed; In order to being adjacent to the tool 8 (like Fig. 3 or shown in Figure 4) that needs clamping, and prevent that this tool 8 is scratched, can increase the allowed band of tolerance simultaneously.

This first elastic component 6 can be the column spring, and the one of which end is fixed on the regulating part 5, and the other end is fixed on second screw 34 in the accepting groove 303, with thinking that this press part 3 provides restoring force.This regulating part 5 can comprise adjustment axle 50 and actuator 52 in certain embodiments, and an end of this adjustment axle 50 links to each other with first elastic component 6, and the other end passes one and is opened in the perforation of the 3rd on this body 230 2307.This actuator 52 is sheathed on this adjustment axle 50 and protrudes on the end of body 230, and the end that this adjustment axle 50 matches with actuator 52 is provided with screw thread 501, and this actuator 52 can rotate along screw thread 501, in order to adjust the degree of tightness of first elastic component 6.In certain embodiments, this adjustment axle 50 can be screw rod, and this actuator 52 can be the nut that is sheathed on this screw rod.

This keeper 4 can comprise two shell fragments in certain embodiments; This two shell fragment can select for use spring steel to process; This keeper 4 includes stiff end 41 and free end 43; The fixed part 10 of this stiff end 41 on this pedestal 1 is fixed on the

platform

7, and 43 ends 2321 with linking arm 232 of this free end connect.This end 2321 is in rotation process, and first mating surface 2323 and second mating surface 2325 can match with the free end 43 of this keeper 4 respectively.When the free end 43 of this keeper 4 and first mating surface, 2323 butts (like Fig. 1 and shown in Figure 4); These anchor clamps 100 are in clamp position; When the free end 43 of this keeper 4 and second mating surface, 2325 butts, these anchor clamps 100 are in idle state (as shown in Figure 3).

Fig. 3 and Fig. 4 are the sketch map that anchor clamps 100 are applied to this tool 8 of clamping in certain embodiments, and this tool 8 can be the steel mesh of using in the paste solder printing link in the SMT production, and this tool 8 comprises wire side 81 and the rectangular shaped rim 83 that centers on wire side 81.These anchor clamps 100 are fixed in through the fixed part on the pedestal 1 10 to be needed to carry on the platform 7 of these anchor clamps 100.

When needs used these anchor clamps 100, the user can be put into tool 8 on the platform 7 of the anchor clamps 100 that have idle state, and this support 23 is applied an external force.This support 23 rotates with respect to pedestal 1 under external force, and elastic deformation takes place downwards under the driving of the end 2321 of linking arm 232 free end 43 of this keeper 4 simultaneously, and second mating surface 2325 also breaks away from the butt with this keeper 4 gradually.When press part 3 during near the frame 83 of tool 8, the user to this press part 3 apply one deviate from these anchor clamps 100 directions pulling force, this moment, this first elastic component 6 was extended, this chute 2303 slides press part 3 in this tension lower edge.

When first guard member 36 compresses the end face of frame 83; Remove the pulling force that is applied on this press part 3; 3 of this press parts can slide at effect lower edge and this pulling force rightabout of first elastic component 6; This second guard member 38 is pressed on the internal face of frame 83, and inconsistent and when keeping static when the lateral wall of the frame 83 of this tool 8 and this pedestal 1, this location action is accomplished.At this moment, first mating surface 2323 of this end 2321 compresses with keeper 4 mutually, makes this support 23 remain on clamp position.

When needs are further regulated 100 pairs of tools of these anchor clamps 8 pine or tight degree, the user can along screw thread 501 unscrew or tightening direction is regulated this actuator 52, this adjustment axle 50 can move under the effect of this actuator 52.At last, this holder 2 produces a downward thrust to this tool 8 under the effect of keeper 4, and make this anchor clamps 100 stable be locked in this clamp position.

Those skilled in the art will be appreciated that; Above embodiment only is to be used for explaining the present invention; And be not to be used as qualification of the present invention; As long as within connotation scope of the present invention, appropriate change that above embodiment did is all dropped within the scope that the present invention requires to protect with changing.

Claims

1. anchor clamps; It is characterized in that: the holder and the keeper that comprise pedestal, be rotationally connected with this pedestal; This holder can switch between clamp position and idle state with respect to this pedestal, and this keeper is used for this holder is remained on clamp position or idle state.

2. anchor clamps according to claim 1, it is characterized in that: this keeper comprises an elastic component, this elastic component cooperates with said holder.

3. like the said anchor clamps of claim 2, it is characterized in that: said elastic component comprises a free end, and this free end cooperates with said holder, in order to the confining force of these anchor clamps when the different conditions to be provided.

4. like the said anchor clamps of claim 3, it is characterized in that: this holder comprises the end that is articulated on the said pedestal, and this end comprises first mating surface, and when said free end matched with this first mating surface, said holder was in clamp position.

5. like the said anchor clamps of claim 4, it is characterized in that: this end also comprises second mating surface, and when said free end matched with this second mating surface, said holder was in idle state.

6. like the said anchor clamps of claim 4, it is characterized in that: said end is eccentric colyliform.

7. anchor clamps according to claim 1, it is characterized in that: these anchor clamps comprise press part, this press part is slidingly connected on the said holder.

8. like the said anchor clamps of claim 7, it is characterized in that: these anchor clamps comprise another elastic component that is connected between press part and the holder, in order to press part restoring force to be provided.

9. like the said anchor clamps of claim 8, it is characterized in that: these anchor clamps also comprise the regulating part that another elastic component is linked to each other with holder, in order to regulate the degree of tightness of this another elastic component.

10. like the said anchor clamps of claim 9, it is characterized in that: this regulating part comprises that activity is arranged in the screw rod on the holder and is sheathed on the nut on the screw rod.