CN213002011U

CN213002011U - Automatic frock of impressing of bending of rectifier inserts

Info

Publication number: CN213002011U
Application number: CN202021813827.1U
Authority: CN
Inventors: 王威
Original assignee: Wuxi Like Auto Parts Co ltd
Current assignee: Wuxi Like Auto Parts Co ltd
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2021-04-20
Anticipated expiration: 2030-08-26

Abstract

The application relates to an automatic bending and pressing-in tool for rectifier inserts, which comprises a support frame, and a bending mechanism and a pressing-in mechanism which are arranged on the support frame; a second workbench is horizontally arranged on the support frame; the pressing mechanism comprises a model plate in sliding fit with the second workbench, a connecting plate arranged above the model plate, a second die arranged above the connecting plate, a pressing assembly arranged above the second die and used for driving the second die to move along the vertical direction, and a jacking piece arranged below the second workbench and used for driving the model plate to move towards the pressing plate direction; a first groove matched with the support is formed in the model plate, and the support is embedded in the first groove; a second groove matched with the insert is formed in the connecting plate, and the insert is embedded in the second groove; when the model plate is positioned under the connecting plate, the first profile groove corresponds to the second profile groove; and the end surface of the second die is matched with the second molding groove. This application has the advantage that improves the convenience in the inserts bending support of impressing.

Description

Automatic frock of impressing of bending of rectifier inserts

Technical Field

The application relates to the field of rectifier processing equipment, in particular to an automatic bending and pressing tool for a rectifier insert.

Background

At present, an automobile rectifier is a rectifying device, namely simply converting alternating current generated by an automobile engine into direct current, and mainly has two functions, namely firstly converting the alternating current into the direct current, filtering the direct current and supplying the direct current to a load or an inverter; and then the charging voltage is provided for the storage battery; the purpose of the automobile rectifier is to provide enough current and stable voltage for electric appliances; when the rectifier is produced and processed, the conductive insert made of metal needs to be bent and shaped and then embedded into the plastic support of the rectifier.

In the related art, referring to fig. 1, the rectifier support 7 includes a support 70 having a ring shape and an insert 71 made of a metal material; a polygonal caulking groove 700 is formed in one surface of the support 70, and the insert 71 is matched with the caulking groove 700 and is embedded in the caulking groove 700; when the holder 70 is fitted to the insert 71, the linear insert 71 is first bent and then pressed into the insert groove 700.

With respect to the related art among the above, the inventors consider that the following technical drawbacks exist: when the insert 71 is bent and is embedded into the support 70, the operation is generally performed manually by workers, certain inconvenience exists in the production and machining process, an automatic bending and pressing tool for the rectifier insert is urgently needed at present, and the convenience of bending and pressing the insert 71 is improved.

SUMMERY OF THE UTILITY MODEL

In order to improve the inserts and bend the convenience of impressing in the support, the application provides an automatic frock of impressing of bending of rectifier inserts.

The application provides a rectifier inserts automatic frock of impressing of bending adopts following technical scheme:

an automatic bending and pressing tool for rectifier inserts comprises a support frame, a bending mechanism and a pressing mechanism, wherein the bending mechanism is arranged on the support frame and used for bending inserts, and the pressing mechanism is arranged on the support frame; a second workbench is horizontally arranged on the support frame; the pressing mechanism comprises a model plate, a connecting plate, a second die, a pressing assembly and a jacking piece, wherein the model plate is arranged on the second workbench and is in sliding fit with the second workbench, the connecting plate is arranged above the model plate, the second die is arranged above the connecting plate, the pressing assembly is arranged above the second die and is used for driving the second die to move along the vertical direction, and the jacking piece is arranged below the second workbench and is used for driving the model plate to move towards the pressing plate; a first groove matched with the support is formed in the model plate, and the support is embedded in the first groove; a second groove matched with the insert is formed in the connecting plate, and the insert is embedded in the second groove; when the model plate is positioned under the connecting plate, the first profile groove corresponds to the second profile groove; and the end surface of the second die is matched with the second molding groove.

By adopting the technical scheme, when the rectifier is actually produced, the linear insert is firstly placed into the bending mechanism for bending, then the bracket is placed into the first groove on the model plate, and the insert is placed into the second groove on the connecting plate; then pushing the model plate into the lower part of the connecting plate, wherein the first type groove corresponds to the second type groove, starting a jacking piece, pushing the model plate to move towards the connecting plate and be attached to the surface of the connecting plate by the jacking piece, then starting a pressing assembly, and driving a second die to slide downwards to pass through the second type groove to press the insert into the caulking groove from the second type groove by the pressing assembly; the convenience of the inserts in the support of bending and pressing is improved.

Preferably, the pressing assembly comprises a pressing cylinder with an output end connected with the second die.

Through adopting above-mentioned technical scheme, press the cylinder output and drive the second mould and reciprocate, improved the convenience that the second mould was pressed.

Preferably, the pressing assembly further comprises a pressing block fixedly connected to the output end of the pressing cylinder and a first limiting rod arranged on one surface of the pressing block facing the second die; the position corresponding to the first limiting rod on the connecting plate is provided with a first limiting hole penetrating through the surface of the connecting plate, the position corresponding to the first limiting hole on the model plate is provided with a second limiting hole, and when the pressing assembly drives the second die to penetrate through the second type groove and enter the first type groove, the first limiting rod penetrates through the first limiting hole and is positioned in the second limiting hole.

Through adopting above-mentioned technical scheme, when pressing the subassembly during operation, press the cylinder and promote the second mould when moving downwards, first gag lever post passes first spacing hole embedding second spacing hole, when removing the second module and guide, restricts the position of connecting plate and model board to improve the stability and the smoothness nature of pressing the process.

Preferably, a mounting plate is horizontally arranged on the support frame below the second workbench, and the jacking piece comprises a plurality of jacking cylinders arranged on the mounting plate; an opening penetrating through the second working table surface is formed in the position, corresponding to the jacking air cylinder, of the second working table.

By adopting the technical scheme, when the pressing mechanism works, the output end of the jacking cylinder penetrates through the opening of the table top of the workbench to be abutted against the model plate so as to jack the model plate and be attached to the connecting plate, and the jacking cylinder can support the model plate in the pressing process; the convenience and the stability of the pressing process are improved.

Preferably, the second workbench is symmetrically provided with two sliding rails extending along the sliding direction of the model plate, the sliding rails are provided with sliding plates, one side of each sliding plate, facing the corresponding sliding rail, is convexly provided with a sliding block, each sliding block is provided with a sliding groove, and the sliding rails are embedded in the sliding grooves.

Through adopting above-mentioned technical scheme, the slide drives the pattern plate and slides, and the slide rail can restrict and guide the sliding of slide with the slider cooperation, and then improves the stability and the smoothness nature that the pattern plate slided.

Preferably, one side of the sliding plate, which is away from the sliding rail, is convexly provided with a first guide rod, a first guide hole penetrating through the plate surface of the model plate is formed in a position, which corresponds to the first guide rod, on the model plate, and the first guide rod is arranged in the first guide hole in a penetrating manner and is in sliding fit with the first guide hole.

Through adopting above-mentioned technical scheme, the guide rod can restrict the position of template on the slide, improves the slide and in the stability of the in-process template that slides, and in addition, first guide rod can slide the lift of template and guide, improves the smoothness nature that the template goes up and down to improve the convenience of pressing the process.

Preferably, be provided with on the second workstation and drive actuating cylinder, the axis that drives actuating cylinder output is parallel with the glide direction of slide, drives actuating cylinder's output and slide fixed connection.

Through adopting above-mentioned technical scheme, drive actuating cylinder and can stimulate the slide and slide on the slide rail, reduced the hand labor cost, improved the convenience of pressing the process.

Preferably, a limiting component used for limiting the position of the sliding plate is arranged on the mounting plate; the limiting assembly is arranged on a limiting plate between the second workbench and the mounting press, a second limiting rod vertically arranged on one surface of the limiting plate facing the second workbench, and a limiting cylinder arranged on the mounting plate and used for driving the limiting plate to move towards the second workbench; a first limiting port is arranged at the position, corresponding to the second limiting rod, on the workbench, a second limiting port is arranged at the position, corresponding to the first limiting port, on the sliding plate, and a third limiting hole is arranged at the position, corresponding to the second limiting rod, on the model plate; when the limiting assembly works, the second limiting rod penetrates through the first limiting port and the second limiting port to be embedded into the third limiting hole in the model plate.

Through adopting above-mentioned technical scheme, at pressing mechanism during operation, when the slide drives the template and slides to the connecting plate bottom, spacing cylinder drive limiting plate rebound, and the second gag lever post on the limiting plate passes in first spacing mouthful and the spacing mouthful third spacing hole on the embedding template of second on the workstation to restrict the position of slide, improve the stability of pressing the process.

Preferably, the bending mechanism comprises a first die and a plurality of bending cylinders, the first die is arranged on the first workbench, the cross section of the first die is polygonal, the bending cylinders are fixed on the first workbench and correspond to the side faces of the first die, and the output ends of the bending cylinders face the side faces of the first die, and the shape formed by the plurality of bending cylinders is matched with the shape of the insert after being bent.

Through adopting above-mentioned technical scheme, start the cylinder of bending, bend the cylinder output and press the inserts with first mould as the basis, make the inserts shaping of bending to improve the convenience that the inserts were bent.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the bending mechanism and the pressing mechanism are arranged, so that the convenience of bending and pressing the insert into the bracket is improved;

2. by arranging the sliding plate and the sliding rail, the stability and the fluency of the sliding of the model plate are improved;

3. through setting up drive actuating cylinder, reduced the hand labor cost, improved the convenience of pressing the process.

Drawings

FIG. 1 is a schematic view of a rectifier support;

FIG. 2 is a schematic structural diagram of an automatic bending and pressing-in tool for a rectifier insert;

FIG. 3 is a schematic view of the press-in mechanism;

FIG. 4 is a schematic structural view of a connecting plate;

FIG. 5 is a schematic view of the structure of the slide plate cooperating with the chute;

FIG. 6 is a schematic structural view of a stop assembly;

fig. 7 is a schematic view of the interaction of the pattern plate and the slide plate.

Description of reference numerals: 1. a support frame; 10. a first table; 11. a second table; 110. a slide rail; 111. a first limit port; 112. a third groove; 113. a driving cylinder; 12. mounting a plate; 120. a second guide bar; 2. a bending mechanism; 20. a first mold; 21. bending the air cylinder; 210. a pressing head; 22. a guide block; 220. a guide groove; 23. a limiting block; 230. a limiting groove; 3. a press-in mechanism; 30. a mold plate; 300. a first groove; 301. a second limiting hole; 302. a first guide hole; 303. a third limiting hole; 31. a connecting plate; 310. a second groove; 311. a first limit hole; 32. a second mold; 33. a pressing assembly; 330. a pressing cylinder; 331. a pressing block; 332. a first limit rod; 34. a jack-up member; 340. jacking up the cylinder; 4. a slide plate; 40. a slider; 400. a chute; 41. a first guide bar; 42. a second limit port; 5. a limiting component; 50. a limiting plate; 500. a second guide hole; 51. a second limiting rod; 52. a limiting cylinder; 6. a pushing assembly; 60. a pushing block; 61. a push cylinder; 7. a rectifier support; 70. a support; 700. caulking grooves; 71. an insert.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

The embodiment of the application discloses rectifier inserts is automatic to be bent frock of impressing. Referring to fig. 2, the automatic bending and pressing tool for the rectifier insert comprises a support frame 1, a bending mechanism 2 arranged on the support frame 1 and a pressing mechanism 3 arranged on the support frame 1; a first workbench 10 is horizontally arranged on the support frame 1; the bending mechanism 2 comprises a first die 20 which is arranged on the first workbench 10 and has a polygonal cross section and a plurality of bending cylinders 21 which are fixed on the first workbench 10 and correspond to the side surfaces of the first die 20, the output ends of the bending cylinders 21 face the side surfaces of the first die 20, and the shape formed by the arrangement of the bending cylinders 21 is matched with the shape of the insert 71 after being bent; the output end of the bending cylinder 21 is provided with a pressing head 210; in order to improve the smoothness of bending the insert 71, guide blocks 22 are arranged on the first workbench 10 in one-to-one correspondence with the bending cylinders 21, and guide grooves 220 are arranged on the guide blocks 22; the pressing head 210 is embedded in the guide groove 220 and is in sliding fit with the guide groove 220, in order to improve the stability of the insert 71 during pressing, a limit block 23 is convexly arranged on the side surface of the first mold 20, a limit groove 230 matched with the thickness of the insert 71 is arranged between the limit block 23 and the first mold 20, and the insert 71 is embedded in the abdicating groove during pressing.

Referring to fig. 2 and 3, a second worktable 11 is horizontally arranged on the supporting frame 1; the press-in mechanism 3 includes a mold plate 30 disposed on the second workbench 11 and slidably engaged with the second workbench 11, a connecting plate 31 disposed above the mold plate 30, a second mold 32 disposed above the connecting plate 31, a press assembly 33 disposed above the second mold 32 for driving the second mold 32 to move in a vertical direction, and a jack-up member 34 disposed below the second workbench 11 for driving the mold plate 30 to move in a direction of pressing the mold plate.

Referring to fig. 3 and 4, a first groove 300 adapted to the bracket 70 is provided on the mold plate 30, and the bracket 70 is embedded in the first groove 300; a second groove 310 matched with the insert 71 is arranged on the connecting plate 31, and the insert 71 is embedded in the second groove 310; when the pattern plate 30 is located right under the connection plate 31, the first type groove 300 corresponds to the second type groove 310; the end surface of the second die 32 is fitted with the second molding groove 310; the pressing assembly 33 comprises a pressing cylinder 330 disposed right above the second mold 32 and having an output end corresponding to the second mold 32, a pressing block 331 disposed at the output end of the pressing cylinder 330, and a first limit rod 332 vertically disposed on one surface of the pressing block 331 facing the second mold 32; the second mold 32 is fixedly connected to the pressing block 331, a first limiting hole 311 penetrating the plate surface of the connecting plate 31 is disposed at a position on the connecting plate 31 corresponding to the first limiting rod 332, a second limiting hole 301 penetrating the plate surface of the mold plate 30 is disposed at a position on the mold plate 30 corresponding to the first limiting hole 311, and when the pressing assembly 33 drives the second mold 32 to pass through the second groove 310 and enter the first groove 300, the first limiting rod 332 passes through the first limiting hole 311 and is located in the second limiting hole 301.

Referring to fig. 5 and 6, a mounting plate 12 is horizontally arranged on the support frame 1 below the second worktable 11, and the jacking member 34 comprises a plurality of jacking cylinders 340 arranged on the mounting plate 12; an opening penetrating through the table surface of the working table is formed in the position, corresponding to the jacking cylinder 340, of the second working table 11, and when the pressing-in mechanism 3 operates, the output end of the jacking cylinder penetrates through the opening in the working table to jack up the model plate 30 to be attached to the plate surface of the connecting plate 31.

Referring to fig. 5 and 7, in order to improve the smoothness of the mold plate 30 sliding on the second work table 11, two slide rails 110 extending along the sliding direction of the mold plate 30 are symmetrically arranged on the second work table 11, a slide plate 4 is arranged on the slide rails 110, a slide block 40 is arranged on one surface of the slide plate 4 protruding towards the slide rails 110, a slide groove 400 is arranged on the slide block 40, and the slide rail 110 is embedded in the slide groove 400; an opening penetrating through the plate surface of the sliding plate 4 is arranged on the sliding plate 4 at a position corresponding to the opening on the second workbench 11, a first guide rod 41 is convexly arranged on one surface of the sliding plate 4, which is far away from the slide rail 110, a first guide hole 302 penetrating through the plate surface of the model plate 30 is arranged on the model plate 30 at a position corresponding to the first guide rod 41, and the first guide rod 41 is arranged in the first guide hole 302 in a penetrating way and is in sliding fit with the first guide hole 302; in order to improve the convenience of sliding the sliding plate 4, a driving cylinder 113 is arranged on the second workbench 11, the axis of the output end of the driving cylinder 113 is parallel to the sliding direction of the sliding plate 4, and the output end of the driving cylinder 113 is fixedly connected with the sliding plate 4.

Referring to fig. 6, in order to facilitate the press-in mechanism 3 to limit the position of the sliding plate 4 during operation, a limiting assembly 5 for limiting the position of the sliding plate 4 is arranged on the mounting plate 12; spacing subassembly 5 sets up in second workstation 11 and the installation according to between limiting plate 50, vertically sets up in limiting plate 50 towards the second gag lever post 51 of 11 one sides of second workstation and sets up the spacing cylinder 52 that is used for driving limiting plate 50 and removes towards 11 directions of second workstation on mounting panel 12.

Referring to fig. 5 and 7, a first stopper opening 111 is formed at a position corresponding to the second stopper rod 51 on the work table, a second stopper opening 42 is formed at a position corresponding to the first stopper opening 111 on the slide plate 4, and a third stopper hole 303 is formed at a position corresponding to the second stopper rod 50 on the mold plate 30; when the limiting assembly 5 works, the second limiting rod 51 passes through the first limiting opening 111 and the second limiting opening 42 and is embedded into the third limiting hole 303 on the model plate 30; in order to improve the smoothness of the sliding of the limiting plate 50, a plurality of second guide rods 120 are vertically arranged on the mounting plate 12, two ends of each second guide rod 120 are respectively and fixedly connected with the mounting plate 12 and the second workbench 11, a second guide hole 500 penetrating through the surface of the limiting plate 50 is arranged on the limiting plate 50, and each second guide rod 120 is arranged in the corresponding second guide hole 500 in a penetrating mode and is in sliding fit with the corresponding second guide hole 500.

Referring to fig. 2 and 7, in order to facilitate the removal from the first groove 300 after the insert 71 is inserted into the holder 70, a push assembly 6 is disposed below the second table 11; the second workbench 11 is provided with a third groove 112 adapted to the support 70, when the model plate 30 is pulled out of the bottom of the connecting plate 31, the third groove 112 corresponds to the first groove 300, and the pushing assembly 6 comprises a pushing block 60 embedded in the third groove 112 and slidably matched with the third groove 112, and a pushing cylinder 61 arranged on the mounting plate 12 for driving the pushing block 60 to slide in the third groove 112.

The implementation principle of the rectifier insert automatic bending and pressing tool in the embodiment of the application is as follows: when the rectifier is actually produced, the linear insert 71 is firstly placed into the bending mechanism 2 for bending, the insert 71 is firstly embedded into the limiting groove 230, then the bending cylinder 21 is started, the output end of the bending cylinder 21 presses the insert 71 on the basis of the first die 20, so that the insert 71 is bent and molded, the guide groove 220 can guide the sliding of the pressing block 331, and the stability of pressing the insert 71 is improved; after the insert 71 is bent and molded, firstly, the support 70 is placed into a first type groove 300 on the model plate 30, then the insert 71 is placed into a second type groove 310 on the connecting plate 31, then the driving cylinder 113 is started, the driving cylinder 113 pulls the sliding plate 4 to slide on the sliding rail 110, the sliding plate 4 drives the model plate 30 to slide to the position right below the connecting plate 31, the first type groove 300 corresponds to the second type groove 310, then the limiting assembly 5 is started, the limiting cylinder 52 pushes the limiting plate 50 to slide towards the second workbench 11, a plurality of second limiting rods 51 penetrate through the first limiting ports 111 and the second limiting ports 42 and are embedded into third limiting holes 303 on the model plate 30 to limit the position of the sliding plate 4, and the second guiding rods 120 can guide the sliding of the limiting plate 50, so that the sliding stability of the limiting plate 50 is improved; then starting the jacking member 34, pushing the model plate 30 to move towards the connecting plate 31 under the action of the jacking air cylinder 340, attaching the model plate 30 to the connecting plate 31, and improving the stability of the model plate 30 on the sliding plate 4 and the stability of the model plate 30 sliding towards the connecting plate 31 under the limiting and guiding action of the first guide rod 41; then, the pressing assembly 33 is started, and the pressing cylinder 330 pushes the second die 32 to move in the second type groove 310 to press the insert 71 into the insert groove 700; the first limit rod 332 penetrates through the first limit hole 311 and is inserted into the second limit hole 301, so that the sliding of the second die 32 is guided, and meanwhile, the position of the connecting plate 31 and the position of the model plate 30 are limited, and the pressing fluency is improved; after the pressing is finished, the driving cylinder 113 is started to push the model plate 30 out, and then the bracket 70 is taken out of the first groove 300; at this time, the pushing cylinder 61 is started, the pushing cylinder 61 drives the pushing block to move in the third groove 112 towards the model plate 30 to withdraw the support 70 from the first groove 300, so that the support 70 is more convenient to take out; in conclusion, the convenience of bending and pressing the insert 71 into the bracket 70 is improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an automatic frock of impressing of bending of rectifier inserts which characterized in that: the device comprises a support frame (1), a bending mechanism (2) and a pressing mechanism (3), wherein the bending mechanism (2) is arranged on the support frame (1) and is used for bending an insert (71), and the pressing mechanism (3) is arranged on the support frame (1); a second workbench (11) is horizontally arranged on the support frame (1); the press-in mechanism (3) comprises a model plate (30) which is arranged on the second workbench (11) and is in sliding fit with the second workbench (11), a connecting plate (31) arranged above the model plate (30), a second die (32) arranged above the connecting plate (31), a press component (33) which is arranged above the second die (32) and used for driving the second die (32) to move along the vertical direction, and a jacking piece (34) which is arranged below the second workbench (11) and used for driving the model plate (30) to move towards the direction of the press plate; a first groove (300) matched with the support (70) is formed in the model plate (30), and the support (70) is embedded in the first groove (300); a second groove (310) matched with the insert (71) is formed in the connecting plate (31), and the insert (71) is embedded in the second groove (310); when the model plate (30) is positioned under the connecting plate (31), the first type groove (300) corresponds to the second type groove (310); the end face of the second die (32) is matched with the second groove (310).

2. The automatic bending and pressing tool for the rectifier insert according to claim 1, wherein the tool comprises: the pressing assembly (33) comprises a pressing air cylinder (330) with an output end connected with the second die (32).

3. The automatic bending and pressing tool for the rectifier insert according to claim 2, wherein the tool comprises: the pressing assembly (33) further comprises a pressing block (331) fixedly connected to the output end of the pressing cylinder (330) and a first limiting rod (332) arranged on one surface, facing the second die (32), of the pressing block (331); a first limiting hole (311) penetrating through the surface of the connecting plate (31) is formed in the connecting plate (31) at a position corresponding to the first limiting rod (332), a second limiting hole (301) is formed in the model plate (30) at a position corresponding to the first limiting hole (311), and when the pressing component (33) drives the second mold (32) to penetrate through the second type groove (310) and enter the first type groove (300), the first limiting rod (332) penetrates through the first limiting hole (311) and is located in the second limiting hole (301).

4. The automatic bending and pressing tool for the rectifier insert according to claim 1, wherein the tool comprises: a mounting plate (12) is horizontally arranged on the support frame (1) below the second workbench (11), and the jacking piece (34) comprises a plurality of jacking cylinders (340) arranged on the mounting plate (12); an opening penetrating through the table surface of the second workbench (11) is arranged on the second workbench (11) at the position corresponding to the jacking cylinder (340).

5. The automatic bending and pressing tool for rectifier inserts according to claim 4, wherein the tool comprises: two sliding rails (110) extending along the sliding direction of the model plate (30) are symmetrically arranged on the second workbench (11), a sliding plate (4) is arranged on the sliding rail (110), a sliding block (40) is convexly arranged on one surface, facing the sliding rail (110), of the sliding plate (4), a sliding groove (400) is formed in the sliding block (40), and the sliding rail (110) is embedded in the sliding groove (400).

6. The automatic bending and pressing tool for rectifier inserts according to claim 5, wherein the tool comprises: one side of the sliding plate (4) departing from the sliding rail (110) is convexly provided with a first guide rod (41), a first guide hole (302) penetrating through the plate surface of the model plate (30) is formed in the position, corresponding to the first guide rod (41), on the model plate (30), and the first guide rod (41) penetrates through the first guide hole (302) and is in sliding fit with the first guide hole (302).

7. The automatic rectifier insert bending and pressing tool according to claim 5 or 6, wherein the automatic rectifier insert bending and pressing tool is characterized in that: a driving cylinder (113) is arranged on the second workbench (11), the axis of the transmission end of the driving cylinder (113) is parallel to the sliding direction of the sliding plate (4), and the output end of the driving cylinder (113) is fixedly connected with the sliding plate (4).

8. The automatic bending and pressing tool for rectifier inserts according to claim 5, wherein the tool comprises: a limiting component (5) used for limiting the position of the sliding plate (4) is arranged on the mounting plate (12); the limiting assembly (5) is arranged on a limiting plate (50) between the second workbench (11) and the mounting press, a second limiting rod (51) vertically arranged on one surface of the limiting plate (50) facing the second workbench (11) and a limiting cylinder (52) arranged on the mounting plate (12) and used for driving the limiting plate (50) to move towards the second workbench (11); a first limiting opening (111) is formed in the position, corresponding to the second limiting rod (51), of the workbench, a second limiting opening (42) is formed in the position, corresponding to the first limiting opening (111), of the sliding plate (4), and a third limiting hole (303) is formed in the position, corresponding to the second limiting rod (51), of the model plate (30); when the limiting assembly (5) works, the second limiting rod (51) penetrates through the first limiting opening (111) and the second limiting opening (42) to be embedded into the third limiting hole (303) on the model plate (30).

9. The automatic bending and pressing tool for the rectifier insert according to claim 1, wherein the tool comprises: the bending mechanism (2) comprises a first die (20) which is arranged on the first workbench (10) and has a polygonal cross section and a plurality of bending cylinders (21) which are fixed on the first workbench (10) and correspond to the side surfaces of the first die (20), wherein the output end of each bending cylinder (21) faces the side surface of the first die (20), and the shape formed by the plurality of bending cylinders (21) is matched with the shape of the insert (71) after being bent.