CN209736909U

CN209736909U - Linkage clamping jig

Info

Publication number: CN209736909U
Application number: CN201920295355.6U
Authority: CN
Inventors: 刘永优; 沈炳贤; 王峰; 钟小兰; 周俊雄; 杜义贤
Original assignee: Guangdong Lyric Robot Automation Co Ltd
Current assignee: Guangdong Lyric Robot Automation Co Ltd
Priority date: 2019-03-08
Filing date: 2019-03-08
Publication date: 2019-12-06
Anticipated expiration: 2029-03-08

Abstract

The utility model discloses a linkage centre gripping tool, it includes supporting part, clamping part, linkage portion and drive division, and the clamping part includes the holder, and the holder is located the centre gripping position of supporting part, and linkage portion is connected with the holder, and the drive division is connected with linkage portion, and the supporting part is used for bearing of product, and the holder is used for the centre gripping product, and drive division drive linkage portion drives the holder and carries out the centre gripping. The utility model provides a utility model discloses a setting of linkage portion for form the linkage relation between a plurality of holders, through the centre gripping action of single drive division a plurality of holders of simultaneous drive, reduced the consumptive material power consumption, reduced the cost of tool.

Description

Linkage clamping jig

Technical Field

The utility model relates to a tool technical field, specificly relate to a linkage centre gripping tool.

Background

The tool is by the wide application in each aspect of automated production, and the tool often need carry out centre gripping simultaneously to the multiunit product in the use, for example, when carrying out battery production, need carry out the centre gripping to two sets of utmost point groups to the welding of connection piece and top cap between the utmost point ear of two sets of utmost point groups. Among the prior art, the tool is in order to realize the clamping state to the multiunit product, often need be equipped with multiunit driving piece and drive splint respectively and carry out the centre gripping to the product, leads to the consumptive material power consumption to make the cost-push of tool.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a linkage centre gripping tool.

A linkage centre gripping tool includes: a bearing part for bearing the product;

A clamping portion comprising a clamping member; the clamping piece is arranged at the clamping position of the bearing part and is used for clamping a product borne by the bearing part;

a linkage part connected with the clamping piece; and

A driving part connected with the linkage part; the driving part drives the linkage part to drive the clamping piece to clamp.

According to an embodiment of the present invention, the linkage portion includes a first transmission member and a displacement linkage member; both ends of the first transmission piece are connected with displacement linkage pieces; the first transmission piece is connected with the driving part; the clamping piece is arranged on the displacement linkage piece; the driving part drives the first transmission piece to drive the displacement linkage piece to move in opposite directions, and synchronously drives the clamping piece to clamp.

according to an embodiment of the present invention, the linkage portion further includes a second transmission member and a pressing linkage member; two ends of the second transmission piece are respectively corresponding to the compression linkage pieces; the second transmission piece is connected with the driving part; the pressing linkage piece is connected with the clamping part; the driving part drives the second transmission part to move, and the second transmission part drives the pressing linkage part to move along the direction perpendicular to the bearing part.

According to an embodiment of the present invention, the pressing linkage member includes a pressing linkage plate and a second transmission block; the pressing linkage plate is connected with the clamping part; the second transmission block is arranged on one surface of the pressing linkage plate facing the second transmission part; the second transmission block is provided with an inclined plane; the end part of the second transmission part moves on the inclined plane to drive the pressing linkage plate to move along the direction vertical to the bearing part.

According to an embodiment of the present invention, the clamping portion further comprises a pressing member; the pressing piece is connected with the pressing linkage plate; the pressing piece is used for pressing the bearing part to bear the product.

According to an embodiment of the present invention, the compression linkage member is provided on the displacement linkage member; the pressing piece is in sliding connection with the clamping piece.

According to an embodiment of the present invention, the device further comprises a bottom plate; the clamping piece is connected to the bottom plate in a sliding manner; the linkage part and the driving part are positioned between the opposite clamping pieces.

According to an embodiment of the present invention, the device further comprises a bearing stopper; the bearing limiting block is arranged on the bearing part; the bearing limiting block is used for bearing the protective cover.

According to an embodiment of the present invention, the device further comprises an auxiliary pressing part; the auxiliary pressing part comprises an auxiliary pressing piece; the auxiliary pressing piece is arranged on the bearing limiting block and is buckled with the protective cover tower borne by the bearing limiting block.

According to an embodiment of the present invention, the device further comprises a temporary storage seat; the temporary storage seat is arranged on one side of the bearing part.

compared with the prior art, the linkage centre gripping tool of this application is through the setting of linkage portion for form the linkage relation between a plurality of holders, can drive the centre gripping action of a plurality of holders simultaneously through single drive division, reduced the consumptive material power consumption, reduced the cost of tool.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic structural view of a linkage clamping fixture and a protection cover in the present embodiment;

FIG. 2 is a schematic structural view of the linkage clamping fixture of the present embodiment;

FIG. 3 is a schematic structural view of the clamping portion, the linkage portion, the driving portion and the bottom plate in the present embodiment;

FIG. 4 is a schematic view of the clamping portion and the linking portion of the present embodiment;

Fig. 5 is a schematic structural diagram of the pole group and the top cover in the embodiment.

description of reference numerals:

1. A bearing part; 11. a welding zone; 12. a load-bearing zone; 121. a first support column; 122. moving the bit; 13. A limiting block; 2. a clamping portion; 21. a clamping member; 22. a compression member; 221. a compression block; 222. pressing the transmission block; 223. an elastic member; 3. a linkage section; 31. a first transmission member; 311. a first transmission block; 312. A traction member; 32. a displacement linkage; 33. a second transmission member; 331. a roller; 34. compressing the linkage; 341. compressing the linkage plate; 342. a second transmission block; 3421. a bevel; 3422. a first platform; 3423. a second platform; 4. a drive section; 41. a drive rod; 5. a base plate; 51. a slide rail; 6. a bearing limiting block; 61. A positioning column; 62. a support plate; 63. a second support column; 7. an auxiliary pressing part; 711. an auxiliary pressing member; 711. a fixed box; 712. a pressing arm; 713. a hold down bar; 714. the linkage rod is hinged; 8. a temporary storage seat; 9. a protective cover; 91. a protective cover base plate; 911. welding positions; 92. a protective cover guard plate; 101. a pole group; 102. and a top cover.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

in addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

For further understanding of the contents, features and effects of the present invention, the following embodiments are exemplified in conjunction with the accompanying drawings as follows:

Referring to fig. 1 to 3, fig. 1 is a schematic structural view of a linkage clamping fixture and a protection cover in the present embodiment, fig. 2 is a schematic structural view of the linkage clamping fixture in the present embodiment, and fig. 3 is a schematic structural view of a clamping portion, a linkage portion, a driving portion and a bottom plate in the present embodiment. The linkage clamping fixture in the embodiment comprises a bearing part 1, a clamping part 2, a linkage part 3 and a driving part 4. The bearing part 1 is used for bearing products. The clamping part 2 comprises a clamping piece 21, the clamping piece 21 is arranged at the clamping position of the bearing part 1, and the clamping piece 21 is used for clamping the product borne by the bearing part 1. The linkage portion 3 is connected to the plurality of clamping members 21, and drives the plurality of clamping members 21 to operate simultaneously. The driving unit 4 is connected to the interlocking unit 3. The driving part 4 drives the linkage part 3 to drive the plurality of clamping pieces 21 to actuate simultaneously, so that the plurality of clamping pieces 21 can synchronously clamp the product loaded by the loading part 1. Through the setting of linkage portion 3 for form the linkage relation between a plurality of holders 21, single drive division 4 can drive a plurality of holders 21 simultaneously and carry out the centre gripping action, has reduced the consumptive material power consumption, has reduced the cost of tool.

Referring to fig. 1 to 3 again, further, the linkage clamping fixture in the embodiment further includes a bottom plate 5. The bearing part 1 and the driving part 4 are arranged on the bottom plate 5, and the bearing part 1 is positioned above the driving part 4. The clamping pieces 21 are all connected to the bottom plate 5 in a sliding mode, and the clamping pieces 21 are located on two opposite sides of the bearing part 1 respectively. Linkage portion 3 is located between a plurality of holders 21 and drive portion 4, and drive portion 4 drive linkage portion 3 drives a plurality of holders 21 of load-bearing portion 1 both sides and carries out synchronous centre gripping to the product that load-bearing portion 1 bore. Through the reasonable setting of the position of the linkage part 3, the design space of the jig is saved.

referring to fig. 1 and 2 again, the carrier part 1 further includes a bonding region 11 and a carrier region 12. The welding area 11 is disposed on the upper surface of the carrying area 12, the welding area 11 is located in the middle of the carrying area 12, and both the welding area 11 and the carrying area 12 are used for carrying the product. The carrying area 12 is disposed above the bottom plate 5, and specifically, the carrying area 12 is suspended above the bottom plate 5 by a plurality of first supporting pillars 121, so that a space is formed between the carrying area 12 and the bottom plate 5, and the space is convenient for the arrangement and actuation of the linkage portion 3 and the driving portion 4.

Referring to fig. 1 and fig. 2 again, further, the carrying portion 1 further includes two limiting blocks 13, the two limiting blocks 13 are respectively located at two ends of the upper surface of the carrying region 12, and the limiting blocks 13 are used for limiting the products carried by the carrying region 12.

Referring to fig. 1 and 2 again, further, the plurality of clamping members 21 are respectively located at two opposite sides of the loading area 12, and the clamping members 21 located at two sides of the loading area 12 move towards each other to clamp the product loaded on the loading area 12. In this embodiment, the number of the clamping members 21 is four, each two clamping members 21 are respectively located at two sides of the welding region 11, and the two clamping members 12 at each side of the welding region 11 move towards each other to clamp the product carried by the carrying region 12.

referring to fig. 1 to 3 again, the driving portion 4 further includes a driving rod 41 and a driving member (not shown). The driving rod 41 is disposed on the base plate 5 through a bearing seat 411, and the driving rod 41 can linearly move relative to the bearing seat 411. The output end of the driving member is connected to the driving rod 41, and the driving member drives the driving rod 41 to move linearly along the length direction of the bottom plate 5.

The linkage portion 3 includes a first transmission 31 and a displacement linkage 32. Both ends of the first transmission member 31 are connected with displacement linkage members 32. The first transmission member 31 is connected to the driving rod 41, and specifically, the driving rod 41 can be sleeved with the first transmission member 31. The displacement linkage members 32 are respectively connected to the plurality of clamping members 21, and specifically, the plurality of clamping members 21 are respectively disposed on two displacement linkage members 32. The driving rod 41 drives the first transmission member 31 to drive the two displacement linkage members 32 to move towards each other, and the displacement linkage members 32 synchronously drive the plurality of clamping members 21 to clamp.

Preferably, the two displacement linkages 32 are slidingly connected to the base plate 5; the bottom plate 5 is provided with two slide rails 51, each slide rail 51 is divided into two sections, an interval is provided between the two sections of each slide rail 51, the two slide rails 51 are respectively located at two ends of the surface of the bottom plate 5, the two slide rails 51 are respectively perpendicular to the driving rod 41, the driving rod 41 respectively penetrates through the interval between the two sections of each slide rail 51, and two ends of each displacement linkage member 32 are respectively connected to the two slide rails 51 in a sliding manner. Every two clamping pieces 21 are respectively and vertically arranged at two ends of the surface of the displacement linkage piece 32, and the clamping pieces 21 on the two displacement linkage pieces 32 are opposite to each other. In the present embodiment, the displacement link 32 has a long strip-like plate shape, and the holder 21 has a block shape of an approximately rectangular parallelepiped.

Preferably, the first transmission member 31 includes a first transmission block 311 and two traction members 312. The first transmission block 311 is sleeved on the driving rod 41, and the first transmission block 311 is perpendicular to the driving rod 41; the two ends of the first transmission block 311 are respectively opposite to the two displacement linkage members 32. One end of each of the two pulling members 312 is hinged to each of the two ends of the first transmission block 311, and the other end of each of the two pulling members 312 is hinged to each of the two displacement linkages 32.

The driving member (not shown in the figure) drives the driving rod 41 to move linearly, the linear movement of the driving rod 41 drives the first transmission block 311 to move, and the first transmission block 311 moves, so that the traction member 312 hinged to the first transmission block 311 pulls the two displacement linkage members 32 to slide on the sliding rail 51, and synchronously drives the clamping members 21 on the displacement linkage members 32 to move oppositely, so as to clamp the product loaded on the loading area 12. Preferably, the two sides of the carrying area 12 opposite to the four clamping members 21 are respectively provided with a moving position 122, so as to facilitate the movement of the clamping members 21.

Referring to fig. 1 to 4, fig. 4 is a schematic structural view of the clamping portion and the linking portion in the present embodiment, and further, the clamping portion 2 further includes a plurality of pressing members 22. The plurality of pressing members 22 are provided corresponding to the plurality of clamps 21, respectively. The pressing member 22 is used for pressing the product carried by the carrier part 1. The number of the pressing members 22 in this embodiment is four, and the four pressing members 22 are respectively and correspondingly disposed on the four clamping members 21.

The linkage portion 3 further includes a second transmission member 33 and a pressing linkage member 34. The two ends of the second transmission member 33 are respectively corresponding to the compression linkage members 34. The two compression linkage members 34 are respectively disposed on the two displacement linkage members 32. The second transmission member 33 is sleeved on the driving rod 41, and two ends of the second transmission member face the two pressing linkage members 34 respectively. The pressing link members 34 are connected to the plurality of pressing members 22, respectively.

The driving rod 41 drives the second transmission member 33 to move, the second transmission member 33 drives the pressing linkage member 34 to move along a direction perpendicular to the displacement linkage member 32, and the pressing linkage member 34 drives the plurality of pressing members 22 to press the products carried by the carrying area 12.

specifically, the pressing member 22 includes a pressing block 221, a pressing transmission block 222, and an elastic member 223. The pressing drive block 222 is slidably connected to the pressing member 22. The pressing block 221 is provided on the top of the pressing driving block 222. One end of the elastic member 223 is connected to the bottom of the pressing transmission block 222, and the other end thereof is connected to the displacement link 32. The elastic member 223 in this embodiment may be made of a spring or elastic gel.

the pressing linkage 34 includes a pressing linkage plate 341 and a second transmission block 342. The pressing linkage plate 341 is connected to the pressing transmission block 222. In this embodiment, the pressing linkage plate 341 is connected to two pressing transmission blocks 222 disposed on the same displacement linkage member 32, specifically, two ends of the pressing linkage plate 341 have L-shaped right-angle bending portions, and the right-angle bending portion of the pressing linkage plate 341 penetrates through the bottom of the clamping member 21 and is connected to the pressing transmission blocks 222. The number of the second transmission blocks 342 is two, and the two second transmission blocks 342 are respectively disposed on one surface of the pressing linkage plate 341 facing the second transmission member 33. The second transmission block 342 has a slope 3421, a first platform 3422 and a second platform 3423, wherein the first platform 3422 is located at the upper portion of the second transmission block 342, the second platform 3423 is located at the lower portion of the second transmission block 342, the slope 3421 is located between the first platform 3422 and the second platform 3423, and two ends of the slope 3421 are respectively connected to the first platform 3422 and the second platform 3423. Two ends of the second transmission member 33 respectively correspond to the two second transmission blocks 342, and one end of the second transmission member 33 corresponding to the second transmission blocks 342 is provided with a roller 331.

The linear movement of the driving rod 41 drives the displacement linkage member 32 to move towards the direction of the driving rod 41, the synchronous belt presses the linkage plate 341 and the second transmission block 342 to move towards the direction of the driving rod 41, and along with the movement of the second transmission block 342, the roller 331 sequentially passes through the second platform 3423, the inclined surface 3421 and the first platform 3422 to form a pressing action force on the second transmission block 342, so that the pressing linkage plate 341 moves along the direction perpendicular to the displacement linkage member 32, and synchronously drives the pressing transmission block 222 and the pressing block 221 to press downwards to clamp a product carried by the carrying area 12; at the same time, the elastic member 223 is compressed, and when the driving rod 41 moves in the reverse direction, the elastic member 223 is restored, and the timing pressing block 221 is reset. The whole actuating process of the clamping piece 21 and the pressing piece 22 is in a V-shaped circuit.

With reference to fig. 1 to 5, fig. 5 is a schematic structural diagram of a pole group and a top cover in the present embodiment, further, products specifically carried by the carrying portion 1 in the present embodiment are a pole group 101 and a top cover 102, wherein a welding region 11 is used for carrying the top cover 102, carrying regions 12 on two sides of the welding region 11 are used for carrying two pole groups 101, and a connecting piece between tabs of the two pole groups 101 is located on an upper surface of the top cover 102. The clamping members 21 and the pressing members 22 are used for clamping and pressing the pole group 101 on the carrying region 12.

The linkage clamping jig in the embodiment further comprises two bearing limiting blocks 6. The two bearing limit blocks 6 are respectively disposed on two opposite sides of the bearing portion 1, and the two bearing limit blocks 6 respectively correspond to two ends of the welding region 11. The bearing limiting block 6 is used for bearing the protective cover 9, and the protective cover 9 is used for welding protection between the top cover 102 and the connecting pieces of the two pole groups 101. Specifically, the protective cover 9 includes a protective cover bottom plate 91 and two protective cover protection plates 92, the two protective cover protection plates 92 are vertically disposed on two side edges of the protective cover bottom plate 91, the protective cover bottom plate 91 is provided with a welding position 911, and the welding position 911 is a groove shape. Preferably, a positioning column 61 is arranged at the upper end of each bearing limiting block 6, and the positioning column 61 is used for positioning when the protective cover 9 bears.

Bear stopper 6 and pass through backup pad 62 and second support column 63 setting in the top of bottom plate 5, specifically, bear stopper 6 and locate perpendicularly on backup pad 62, backup pad 62 locates the surface of bottom plate 5 through a plurality of second support columns 63.

Referring to fig. 1 and 2 again, further, the linkage clamping fixture in this embodiment further includes an auxiliary pressing portion 7. The auxiliary pressing portion 7 includes two auxiliary pressing pieces 71. The two auxiliary pressing pieces 71 are respectively arranged at the outer sides of the two bearing limit blocks 6, and the auxiliary pressing pieces 71 are used for pressing the protective covers borne by the bearing limit blocks 6. The auxiliary pressing member 71 includes a fixing case 711, a pressing arm 712, a pressing bar 713, and a hinge lever 714. The fixed box 711 is arranged on the supporting plate 62, the hinge linkage 714 penetrates through the fixed box 711, two ends of the hinge linkage 714 are respectively exposed out of the outer wall of the fixed box 711, the hinge linkage 714 is rotatably connected with the fixed box 711, one end of the pressing arm 712 is connected with two ends of the hinge linkage 714, the other end of the pressing arm 712 corresponds to the bearing limiting block 6, and one end of the pressing rod 713 is arranged in the fixed box 711 and is hinged to the hinge linkage 714. After the protective cover is placed on the bearing limit block 6, the pressing rod 713 moves upward to drive the hinge linkage 714 to rotate, the hinge linkage 714 rotates to drive the pressing arm 712 to press the protective cover 9, and the pressing rod 713 moves downward to drive the hinge linkage 714 to rotate reversely, thereby driving the pressing arm 712 to release the protective cover 9.

Referring to fig. 1 and 2 again, the linkage clamping fixture in this embodiment further includes a temporary storage seat 8. The temporary storage seat 8 is disposed on one side of the carrying area 12, and is used for temporary storage of the protective cover, and a positioning column 61 is disposed on the temporary storage seat 8.

the utility model discloses linkage centre gripping tool actuates the process as follows: the top cover 102 is disposed on the welding region 11, the two pole groups 101 are disposed on the bearing region 12, and the connecting piece between the two pole groups 101 is located above the top cover 102, and then the driving member drives the driving rod 41 to move linearly, and synchronously drives the clamping member 21 and the pressing member 22 to perform clamping and pressing actions, so that the pole groups 101 are stabilized on the bearing region 12, and meanwhile, the top cover 102 is in a stabilized state under the effect of the pole group connecting piece, and then the protective cover 9 is disposed on the bearing limiting block 6, and the pressing rod 713 is pushed and pressed upward to enable the pressing arm 712 to press the protective cover 9.

To sum up: in the linkage clamping jig in the embodiment, through the arrangement of the linkage part, under the action of the single driving rod, the clamping piece and the pressing piece are synchronously driven to clamp and press a finished product carried by the carrying area, so that the material consumption and the energy consumption of consumables are reduced, and the cost of the jig is reduced; in addition, the protective cover is pressed through the auxiliary pressing part, so that the protective cover can protect the product during welding.

the above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a linkage centre gripping tool which characterized in that includes:

A bearing part (1) for bearing a product;

A clamping portion (2) comprising a clamping piece (21); the clamping piece (21) is arranged at a clamping position of the bearing part (1), and the clamping piece (21) is used for clamping a product borne by the bearing part (1);

A linkage part (3) connected to the clamp (21); and

A drive unit (4) connected to the linkage unit (3); the driving part (4) drives the linkage part (3) to drive the clamping piece (21) to clamp.

2. The linkage clamping jig according to claim 1, wherein the linkage part (3) comprises a first transmission member (31) and a displacement linkage member (32); both ends of the first transmission piece (31) are connected with the displacement linkage pieces (32); the first transmission piece (31) is connected with the driving part (4); the clamping piece (21) is arranged on the displacement linkage piece (32); the driving part (4) drives the first transmission piece (31) to drive the displacement linkage piece (32) to move oppositely, and synchronously drives the clamping piece (21) to clamp.

3. the linkage clamping jig according to claim 2, wherein the linkage part (3) further comprises a second transmission member (33) and a pressing linkage member (34); two ends of the second transmission piece (33) are respectively corresponding to the compression linkage pieces (34); the second transmission piece (33) is connected with the driving part (4); the pressing linkage piece (34) is connected with the clamping part (2); the driving part (4) drives the second transmission part (33) to move, and the second transmission part (33) drives the pressing linkage part (34) to move along the direction perpendicular to the bearing part (1).

4. The linkage clamping jig of claim 3, wherein the pressing linkage piece (34) comprises a pressing linkage plate (341) and a second transmission block (342); the pressing linkage plate (341) is connected with the clamping part (2); the second transmission block (342) is arranged on one surface, facing the second transmission piece (33), of the pressing linkage plate (341); the second transmission block (342) is provided with an inclined surface (3421); the end part of the second transmission piece (33) moves on the inclined surface (3421) to drive the pressing linkage plate (341) to move along the direction perpendicular to the bearing part (1).

5. The linkage clamping jig according to claim 4, characterized in that the clamping part (2) further comprises a pressing piece (22); the pressing piece (22) is connected with the pressing linkage plate (341); the pressing piece (22) is used for pressing the product loaded on the loading part (1).

6. the linkage clamping jig of claim 5, wherein the compression linkage (34) is arranged on the displacement linkage (32); the pressing piece (22) is in sliding contact with the clamping piece (21).

7. The linkage clamping jig according to claim 1, characterized by further comprising a bottom plate (5); the clamping piece (21) is in sliding connection with the bottom plate (5); the linkage part (3) and the driving part (4) are positioned between the opposite clamping pieces (21).

8. The linkage clamping jig according to claim 1, characterized by further comprising a bearing limit block (6); the bearing limiting block (6) is arranged on the bearing part (1); the bearing limiting block (6) is used for bearing the protective cover.

9. The linkage clamping jig according to claim 8, characterized by further comprising an auxiliary pressing part (7); the auxiliary pressing part (7) comprises an auxiliary pressing piece (71); the auxiliary pressing piece (71) is arranged on the bearing limiting block (6) and is buckled with a protective cover tower borne by the bearing limiting block (6).

10. The linkage clamping jig of claim 1, further comprising a temporary storage seat (8); the temporary storage seat (8) is arranged on one side of the bearing part (1).