CN211516594U

CN211516594U - Press fit jig

Info

Publication number: CN211516594U
Application number: CN201921885778.XU
Authority: CN
Inventors: 郑二军; 刘德锋; 杜蕾; 商福明
Original assignee: Shenzhen Yuzhan Precision Technology Co ltd
Current assignee: Fulian Yuzhan Technology Shenzhen Co Ltd
Priority date: 2019-11-04
Filing date: 2019-11-04
Publication date: 2020-09-18
Anticipated expiration: 2029-11-04

Abstract

A pressing jig comprises a positioning mechanism and a pressing mechanism, wherein the positioning mechanism is provided with a first positioning groove for accommodating and positioning a first part, the pressing mechanism comprises a supporting piece and a pushing piece, the supporting piece is provided with a second positioning groove for positioning a second part, the pushing piece is slidably arranged in the second positioning groove, and the pushing piece is provided with a plurality of adsorption ports towards the positioning mechanism. The press fit jig utilizes the positioning mechanism to position the first part, the supporting piece of the press holding mechanism is provided with the second positioning groove to position the second part of the workpiece, the abutting piece can adsorb the second part and is slidably arranged in the second positioning groove to abut against and push the second part to be attached to the first part, and the press fit jig realizes automatic assembly of the first part and the second part.

Description

Press fit jig

Technical Field

The utility model relates to a pressing fixture.

Background

Workpieces are assembled automatically in large-scale production, but manual assembly is adopted in small-scale production or for cost consideration, but the yield of manual assembly is low and the efficiency is low.

SUMMERY OF THE UTILITY MODEL

In view of the above, there is a need for a manual pressing jig, which is intended to improve the assembly efficiency and yield.

The utility model provides a press fit jig, press fit jig includes positioning mechanism and pressure and holds the mechanism, positioning mechanism is equipped with first constant head tank in order to accept the location first part, press and hold the mechanism including support piece and support the piece, support piece is equipped with the second constant head tank that is used for fixing a position the second part, support the piece set up in the second constant head tank, support the piece orientation positioning mechanism is equipped with a plurality of absorption mouths, press and hold the mechanism absorption location second part, and with the second part pressfitting in the first part.

Furthermore, a holding groove is formed in one surface, facing the positioning mechanism, of the support, and the holding groove is arranged around the second positioning groove and communicated with the second positioning groove.

Further, positioning mechanism include the grip slipper with set up in the setting element of grip slipper, first locating slot set up in the setting element, first locating slot is including crossing first locating surface and second locating surface, the grip slipper is used for supporting to hold fixedly first part in first locating surface with the second locating surface.

Further, the clamping seat comprises a seat body, a first clamping piece and a second clamping piece, the seat body is provided with a first guide groove and a second guide groove, the first clamping piece faces or deviates from the first positioning surface and is slidably arranged in the first guide groove, the second clamping piece faces or deviates from the second positioning surface and is slidably arranged in the second guide groove, and the first clamping piece and the second clamping piece are respectively provided with a clamping part communicated with the first positioning groove.

Furthermore, the clamping seat further comprises a first elastic piece and a second elastic piece, the seat body is provided with a first stopping groove and a second stopping groove, the first clamping piece faces the seat body and is provided with a third stopping groove corresponding to the first stopping groove, the second clamping piece faces the seat body and is provided with a fourth stopping groove corresponding to the second stopping groove, the first elastic piece is contained in the first stopping groove and the third stopping groove and respectively abuts against the groove walls of the first stopping groove and the third stopping groove to drive the first clamping piece to move towards the first positioning surface, and the second elastic piece is contained in the second stopping groove and the fourth stopping groove and respectively abuts against the groove walls of the second stopping groove to drive the second clamping piece to move towards the second positioning surface.

Further, the second holder sets up a sliding part, the sliding part set up in the second guide way with sliding, the sliding part orientation one side of first locating surface is equipped with first wedge face, first holder is equipped with the recess, the recess orientation first wedge face is equipped with the second wedge face, the sliding part is at least partly located the recess just first wedge face can be followed the second wedge face slides.

Furthermore, the clamping seat further comprises a handle, the handle is rotatably arranged at one end of the first clamping piece, and one end of the handle abuts against the seat body.

Furthermore, the pressing mechanism further comprises a third elastic member, the supporting member is provided with a sliding groove, the third elastic member is accommodated in the sliding groove, and two ends of the third elastic member respectively abut against the supporting member and the abutting member so as to drive the abutting member to move towards a direction departing from the positioning mechanism.

Further, support piece is including supporting main part and apron, the apron lid is located support the main part, the second constant head tank is located support the main part and link up support the both sides of main part, the spout is located support the main part and link up support the main part orientation one side of apron, support and push away the piece and include the slider and adsorb the piece, the slider is located adsorb the piece, adsorb the piece and accept with sliding in the second constant head tank, and be used for adsorbing the second part, the slider accept with sliding in the spout, and receive the apron backstop, the apron is equipped with the through-hole, the slider sets up presses the splenium, press the splenium outstanding in outside the through-hole.

Further, support and push away the piece still including inhaling the pad, adsorb the piece be equipped with lead the gas port and with lead a plurality of air flues of gas port intercommunication, the air flue is located adsorb the piece orientation inhale one side of pad, it is a plurality of it locates to adsorb the mouth inhale the pad, and with the air flue intercommunication. The pressing jig utilizes the positioning mechanism to position the first part of the workpiece, the supporting piece of the pressing mechanism is provided with a second positioning groove to position the second part of the workpiece, the pushing piece can adsorb the second part and is slidably arranged in the second positioning groove to push the second part to be attached to the first part, and the pressing jig realizes automatic assembly of the first part and the second part.

Drawings

Fig. 1 is a schematic perspective view of a positioning mechanism and a first pressing mechanism of a pressing fixture according to an embodiment of the present invention.

Fig. 2 is a schematic perspective view of the positioning mechanism and the second pressing mechanism of the pressing jig shown in fig. 1.

Fig. 3 is an exploded perspective view of the base of the pressing fixture shown in fig. 1.

Fig. 4 is an exploded perspective view of the base shown in fig. 3 from another perspective.

Fig. 5 is a perspective view of the first holding-down mechanism shown in fig. 1.

Fig. 6 is an exploded perspective view of the first clamping mechanism shown in fig. 5.

Fig. 7 is an exploded perspective view of the first clamping mechanism shown in fig. 6 from another perspective.

Fig. 8 is a perspective view of the second holding-down mechanism shown in fig. 1.

Fig. 9 is a schematic perspective view of a pressing fixture according to another embodiment of the present invention.

Description of the main elements

Pressing jig 100

Positioning mechanism 10

Clamping seat 11

Base body 111

First guide groove 1111

Second guide groove 1113

First stopper groove 1115

Second stopper groove 1117

First clamping member 113

Clamping

portions

1131, 1151

Third stopper groove 1133

Groove 1135

First wedge-shaped surface 1137

Second clamp 115

Fourth stopper groove 1153

Sliding portion 1155

Second wedge-face 1157

First elastic member 117

Second elastic member 118

Handle 119

Positioning piece 13

First positioning groove 131

First positioning surface 1311

Second positioning surface 1313

First guide part 133

First pressing mechanism 20

Second pressing mechanism 30

Support

21, 31

Supporting body 211

Second positioning slot

2111, 3111

Storage tank 3113

Chute 2113

Cover plate 213

Through hole 2131

Second guide part 215

Guide sleeve 217

The pushing-against

parts

22, 33

Slider 221

Pressing

parts

2211, 3211

Adsorption member 223

Air guide 2231

Airway 2233

Suction pad 224

Adsorption port 2241

Third elastic member 23

Handle 25

The following detailed description will further illustrate the present invention in conjunction with the above figures.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that when one component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 and fig. 2, an embodiment of the present invention provides a pressing jig 100 for pressing and assembling a workpiece (not shown). The workpiece includes, but is not limited to, a first part, a second part, and a third part. In one embodiment, the workpiece is an electronic device, the first component is a liquid crystal display, the second component includes a release paper and a double-sided adhesive tape, the release paper is attached to the second component, the periphery of the release paper protrudes out of the outer side of the double-sided adhesive tape, and the third component is a touch screen. The pressing fixture 100 includes a positioning mechanism 10 and a pressing mechanism. In an embodiment, the number of the pressing mechanisms is two, and the first pressing mechanism 20 and the second pressing mechanism 30 are respectively, but not limited thereto. The positioning mechanism 10 is used to carry and position a first component of the workpiece. The second pressing mechanism 30 is used for positioning the second component and pressing the second component to be attached to the first component, and then the release paper is torn off. The first pressing mechanism 20 is used for positioning the third component and pressing the third component on the side of the second component facing away from the first component.

It is understood that in other embodiments, the first member, the second member, and the third member may be different from the same workpiece. For example, the first member is included in a workpiece, and the first member is provided with a buttonhole structure. The second part and the third part belong to the same other workpiece. The second member is provided to the third member. The second part is provided with a buckling structure and another buckling hole structure. The third part is provided with another buckle structure. The second pressing mechanism 30 absorbs and presses the second component to the first component, so that the buckling hole structure and the buckling structure are buckled; the first pressing mechanism 20 absorbs and presses the third component to the second component, so that the other fastening structure and the other fastening hole structure are fastened. The workpiece and the other workpiece are connected.

Referring to fig. 1 and fig. 3, the positioning mechanism 10 includes a clamping seat 11 and a positioning member 13. The positioning member 13 is provided with a first positioning slot 131 for receiving and positioning the first component. The first positioning groove 131 includes a first positioning surface 1311 and a second positioning surface 1313 that intersect. The positioning member 13 is disposed on the clamping seat 11. The clamping seat 11 is used for abutting and fixing the first component on the first positioning surface 1311 and the second positioning surface 1313. The holder 11 includes a base 111, a first clamping member 113 and a second clamping member 115. The seat 111 is provided with a first guide groove 1111 and a second guide groove 1113. In an embodiment, the first guide groove 1111 and the second guide groove 1113 are communicated with each other, but not limited thereto. The first clamping member 113 is slidably disposed in the first guiding slot 1111 toward or away from the first positioning surface 1311. The second clamping member 113 is slidably disposed in the second guiding groove 1113 toward or away from the second positioning surface 1313. The first clamping member 113 is provided with a clamping portion 1131 communicating with the first positioning groove 131. The second clamping member 115 is provided with a clamping portion 1151 communicating with the first positioning groove 131.

Referring to fig. 3 and 4, the holder 11 further includes a first elastic member 117 and a second elastic member 118. The holder body 111 is provided with a first stopper groove 1115 and a second stopper groove 1117. The first clamping member 113 is provided with a third stopping groove 1133 corresponding to the first stopping groove 1115 facing to the holder body 111. The second clamp 115 is provided with a fourth stopper groove 1153 corresponding to the second stopper groove 1117. The first elastic element 117 is accommodated in the first stopping groove 1115 and the third stopping groove 1133, and respectively abuts against the groove walls of the first stopping groove and the third stopping groove to drive the first clamping element 113 to move towards the first positioning surface 1311, so that the clamping portion 1131 abuts against the first positioning surface 1311 of the first component. The second elastic member 118 is received in the second stopping groove 1117 and the fourth stopping groove 1153, and respectively abuts against groove walls of the second stopping groove 1117 and the fourth stopping groove 1153 to drive the second clamping member 115 to move toward the second positioning surface 1313, so that the clamping portion 1151 abuts against the first member on the second positioning surface 1313.

Referring to fig. 3 and 4, the second clamping member 115 is provided with a sliding portion 1155. The sliding portion 1155 is slidably disposed in the second guide groove 1113. The side of the sliding part 1155 facing the first positioning surface 1311 is provided with a first wedge surface 1137. The first clamp 113 is provided with a groove 1135. The groove 1135 is provided with a second wedge surface 1157 facing the first wedge surface 1137. The sliding portion 1155 is at least partially located in the groove 1135, and the first wedge-shaped surface 1137 can slide along the second wedge-shaped surface 1157, so that the sliding portion 1155 slides in the second guide groove 1113 to slide the first clamping member 113 in the first guide groove 1111. The holder 11 further comprises a handle 119. The handle 119 is rotatably disposed at one end of the first clamping member 113. One end of the handle 119 abuts against the seat 111, and the other end is a free end. The handle 119 is rotated to make the free end far away from the seat 111 and make the other end abut against the seat 111, so as to drive the first clamping member 113 to move towards a direction departing from the first positioning surface 1311. The first wedge-shaped surface 1137 slides along the second wedge-shaped surface 1157, so that the second wedge-shaped surface 1157 drives the second clamping member 115 to move in a direction away from the second positioning surface 1313. The first member is put into the first positioning groove 131. The handle 119 is rotated to make its free end close to the seat 111 and pushed to drive the first clamping member 113 to move towards the first positioning surface 1311 and the second clamping member 115 to move towards the second positioning surface 1313. The clamping portion 1131 abuts against the first component on the first positioning surface 1311, and the clamping portion 1151 abuts against the first component on the second positioning surface 1313, so that the first component of the workpiece is positioned in the first positioning groove 131.

It is understood that in other embodiments, the handle 119 may be omitted.

Referring to fig. 5, fig. 6 and fig. 8, the first pressing mechanism 20 includes a supporting member 21 and an urging member 22. The support 21 includes a support body 211. The support body 211 is provided with a second positioning groove 2111 for positioning the third member. In an embodiment, the second positioning slot 2111 penetrates through two sides of the supporting body 211, but is not limited thereto. The pushing component 22 is slidably disposed in the second positioning slot 2111. The second holding mechanism 30 includes a support member 31 and an urging member 33. The second pressing mechanism 30 has substantially the same structure as the first pressing mechanism 20, except that a receiving groove 3113 is disposed in the second positioning groove 3111 of the supporting member 31 for receiving and positioning the second component, and the release paper of the second component is attached to the pushing member 33. The size of the second positioning groove 3111 is not smaller than the double-sided adhesive tape of the second component, and when the pushing member 33 moves toward the first component on the positioning mechanism 10 along the second positioning groove 3111, the pushing member 33 pushes the double-sided adhesive tape of the second component to adhere to the first component on the positioning mechanism 10. When the second pressing mechanism 30 moves in a direction away from the positioning mechanism 10, the pushing member 33 can adsorb the release paper to separate the release paper from the double-sided adhesive tape. The pushing element 22 can absorb the third component, and can slide along the second positioning slot 2111 to push the third component to move toward the double-sided tape of the second component on the positioning mechanism 10 to adhere to the second component.

Referring to fig. 6 and 7, the supporting member 21 further includes a cover plate 213. The cover plate 213 covers the support body 211. The support body 211 is provided with a slide slot 2113. In an embodiment, the sliding slot 2113 communicates with the second positioning slot 2111, but is not limited thereto. The slide groove 2113 penetrates the support body 211 toward one side of the cover plate 213. The pushing member 22 includes a slider 221 and an adsorbing member 223. The slider 221 is provided on the suction member 223. The suction member 223 is slidably received in the second positioning groove 2111 and is used for sucking the third component. The sliding block 221 is slidably received in the sliding groove 2113 and is stopped by the cover plate 213. The cover plate 213 is provided with a through hole 2131. The slider 221 is provided with a pressing portion 2211. The pressing portion 2211 protrudes out of the through hole 2131.

Referring to fig. 2 and 6, the first pressing mechanism 20 further includes a third elastic member 23. The third elastic element 23 is accommodated in the sliding slot 2113, and two ends of the third elastic element respectively abut against the supporting body 211 and the sliding block 221. The third elastic element 23 drives the sliding block 221 to move away from the positioning mechanism 10. When the second component and the third component of the workpiece need to be press-fit and assembled, the first pressing mechanism 20 is covered with the positioning mechanism 10, the first positioning groove 131 is opposite to the second positioning groove 2111, and the pressing portion 2211 of the slider 221 is pressed to drive the adsorbing member 223 to move towards the first positioning groove 131, so that the second component and the third component are attached and assembled.

Referring to fig. 6 and 7, the pushing member 22 further includes a suction pad 224. The absorbent member 223 is provided with an air guide port 2231 and a plurality of air passages 2233. The air passage 2233 is located on a side of the absorbent member 223 facing the suction pad 224. In one embodiment, the air guide ports 2231 are located at the middle position of the adsorption member 223, two air passages 2233 are communicated with the air guide ports 2231, and the remaining air passages 2233 are respectively communicated in pairs and extend to the periphery of the air guide ports 2231 to be disposed on the adsorption member 2233. It is understood that in other embodiments, each of the air passages 2233 may also directly communicate with the air guide port 2231 and extend around the air guide port 2231 toward the respective side wall of the adsorbing member 223 along a ring shape. The suction pad 224 is provided with a plurality of the suction ports 2241 communicating with the air passages 2233. It is understood that, in other embodiments, the suction pad 224 may be omitted, and the suction port 2241 is directly disposed on the suction member 223.

Referring to fig. 1 and fig. 7, the positioning element 13 of the positioning mechanism 10 is provided with a first guiding portion 133. The support 21 is provided with a second guide portion 215 toward the first guide portion 133. The second guide portion 215 is detachably and slidably disposed on the first guide portion 133. In an embodiment, the first guiding portion 133 is a plurality of positioning holes, and the second guiding portion 215 is a plurality of positioning pins, each of which is opposite to one of the positioning holes, but not limited thereto. It is understood that in other embodiments, the first guiding portion 133 may also be a guiding groove, and accordingly, the second guiding portion 215 is a sliding block structure.

Referring to fig. 6, the supporting member 21 further includes a guide sleeve 217. The guide sleeve 217 is disposed on the sliding groove 2113, and the slider 221 slides along the guide sleeve 217. It is understood that in other embodiments, the guide sleeve 217 may be omitted.

Referring to fig. 6, the first pressing mechanism 20 further includes a handle 25. The number of the handles 25 is two, and the handles are respectively arranged on two sides of the support member 21. It is understood that in other embodiments, the handle 25 may be omitted.

In operation, the positioning mechanism 10 positions and clamps the first component. The second pressing mechanism 30 sucks and positions the second component in the second positioning groove 3111. The second pressing mechanism 30 covers the positioning mechanism 10 and presses the pressing portion 3211 of the second pressing mechanism 30, as shown in fig. 1, so that the double-sided adhesive of the second member is attached to the first member. Stopping sucking air and moving the second pressing and holding mechanism 30 out of the positioning mechanism 10 to tear the release paper of the second component. The first holding mechanism 20 is used for positioning the third component in the second positioning slot 2111. The first pressing mechanism 20 covers the positioning mechanism 10, and guides the first guide portion 133 into the second guide portion 215. Pressing the pressing portion 2211 of the slider 221 causes the third member to be attached to the double-sided tape of the second member. And finishing the pressing and assembling of the workpieces.

Referring to fig. 9, in other embodiments, the pressing fixture 100 may also only include the positioning mechanism 10 and the first pressing mechanism 20, and the second pressing mechanism 30 is omitted. The pressing fixture 100 is used for pressing and assembling another workpiece, which includes a first component and a second component. The first component is a screen of the electronic device, and the second component is a protective film. The positioning mechanism 10 is used for positioning and clamping the first component, and the first pressing and holding mechanism 20 is used for adsorbing and fixing the second component and covering the positioning mechanism 10, so that the second component is attached to the first component.

It will be appreciated that in yet another embodiment, the workpiece comprises a first part and a plurality of second parts, and the plurality of second parts are sequentially spaced apart on the first part. The workpiece assembly may be performed by positioning the first member by the positioning mechanism 10, holding the first member, sequentially fixing the second member by the first holding mechanism 20, and covering the second member with the positioning mechanism 10, so that the plurality of second members are sequentially assembled to the first member. Or the positioning mechanism 10 is used to clamp and fix the first component, and the plurality of first pressing and holding mechanisms 20 are used to respectively adsorb the corresponding second components, and are respectively covered with the positioning mechanism 10, so that the plurality of second components are assembled on the first component.

It is understood that, in other embodiments, the first pressing mechanism 20 may be omitted, and the second pressing mechanism 30 is used to adsorb and position another component assembled with the first component.

The pressing jig utilizes the positioning mechanism to position a first part of the workpiece, the supporting piece of the pressing mechanism is provided with a second positioning groove to position a second part of the workpiece, the pushing piece can adsorb the second part and is slidably arranged in the second positioning groove to push the second part to be attached to the first part, and the pressing jig realizes automatic assembly of the first part and the second part.

In addition, other changes may be made by those skilled in the art without departing from the spirit of the invention, and it is intended that all such changes be considered within the scope of the invention.

Claims

1. A pressing jig is characterized in that: the pressing jig comprises a positioning mechanism and a pressing mechanism, wherein the positioning mechanism is provided with a first positioning groove for accommodating and positioning a first part, the pressing mechanism comprises a supporting piece and a pushing piece, the supporting piece is provided with a second positioning groove for positioning a second part, the pushing piece is arranged in the second positioning groove, the pushing piece faces the positioning mechanism and is provided with a plurality of adsorption ports, and the pressing mechanism adsorbs and positions the second part and presses the second part on the first part.

2. The pressing jig according to claim 1, wherein: and a containing groove is formed in one surface, facing the positioning mechanism, of the support piece, and the containing groove is arranged around the second positioning groove and communicated with the second positioning groove.

3. The pressing jig according to claim 1, wherein: the positioning mechanism comprises a clamping seat and a positioning piece arranged on the clamping seat, the first positioning groove is formed in the positioning piece and comprises a first positioning surface and a second positioning surface which are intersected, and the clamping seat is used for abutting and fixing the first component on the first positioning surface and the second positioning surface.

4. The pressing jig according to claim 3, wherein: the clamping seat comprises a seat body, a first clamping piece and a second clamping piece, the seat body is provided with a first guide groove and a second guide groove, the first clamping piece faces or deviates from the first positioning surface and is slidably arranged in the first guide groove, the second clamping piece faces or deviates from the second positioning surface and is slidably arranged in the second guide groove, and the first clamping piece and the second clamping piece are respectively provided with a clamping part communicated with the first positioning groove.

5. The pressing jig according to claim 4, wherein: the clamping seat further comprises a first elastic piece and a second elastic piece, the seat body is provided with a first stopping groove and a second stopping groove, the first clamping piece faces towards the seat body, a third stopping groove corresponding to the first stopping groove is formed in the seat body, the second clamping piece faces towards the seat body, a fourth stopping groove corresponding to the second stopping groove is formed in the seat body, the first elastic piece is contained in the first stopping groove and the third stopping groove and respectively abuts against the groove walls of the first stopping groove and the third stopping groove to drive the first clamping piece to move towards the first positioning surface, and the second elastic piece is contained in the second stopping groove and the fourth stopping groove and respectively abuts against the groove walls of the second stopping groove to drive the second clamping piece to move towards the second positioning surface.

6. The pressing jig according to claim 4, wherein: the second holder sets up a sliding part, the sliding part set up slidingly in the second guide way, the sliding part orientation one side of first locating surface is equipped with first wedge-shaped face, first holder is equipped with the recess, the recess orientation first wedge-shaped face is equipped with the second wedge-shaped face, the sliding part at least part is located the recess just first wedge-shaped face can be followed the second wedge-shaped face slides.

7. The pressing jig according to claim 6, wherein: the clamping seat further comprises a handle, the handle is rotatably arranged at one end of the first clamping piece, and one end of the handle abuts against the seat body.

8. The pressing jig according to claim 1, wherein: the pressing mechanism further comprises a third elastic piece, the supporting piece is provided with a sliding groove, the third elastic piece is contained in the sliding groove, and two ends of the third elastic piece respectively abut against the supporting piece and the abutting piece so as to drive the abutting piece to move towards the direction departing from the positioning mechanism.

9. The pressing jig according to claim 8, wherein: the support piece comprises a support main body and a cover plate, the cover plate is arranged on the support main body, the second positioning groove is formed in the support main body and penetrates through two sides of the support main body, the sliding groove is formed in the support main body and penetrates through the support main body, the direction of the support main body is towards one side of the cover plate, the pushing piece comprises a sliding block and an adsorption piece, the sliding block is arranged on the adsorption piece, the adsorption piece is slidingly accommodated in the second positioning groove and used for adsorbing the second component, the sliding block is slidingly accommodated in the sliding groove and is stopped by the cover plate, the cover plate is provided with a through hole, and the sliding block is provided with a pressing portion protruding out of the through hole.

10. The pressing jig according to claim 9, wherein: the pushing part also comprises an absorbing pad, the absorbing part is provided with a gas guide port and a plurality of gas passages communicated with the gas guide port, the gas passages are positioned towards one side of the absorbing pad, and the absorbing port is arranged on the absorbing pad and communicated with the gas passages.