CN217413158U

CN217413158U - Round pin axle frock of punching with locate function

Info

Publication number: CN217413158U
Application number: CN202221564552.1U
Authority: CN
Inventors: 李栋; 戴斌杰
Original assignee: Changzhou Jiake Machinery Co ltd
Current assignee: Changzhou Jiake Machinery Co ltd
Priority date: 2022-06-21
Filing date: 2022-06-21
Publication date: 2022-09-13
Anticipated expiration: 2032-06-21

Abstract

The utility model relates to a round pin axle frock of punching with locate function belongs to round pin axle processing frock field, it includes the workstation, fixedly connected with fixing base on the workstation, it rotates the seat to be connected with on the fixing base, it rotates a pivoted slewing mechanism to be equipped with the drive on the workstation, it sets up a plurality of first counter bores that are used for placing the round pin axle to rotate to set up on the seat, fixing base middle part fixedly connected with fixed axle, it sets up the through-hole that supplies the fixed axle to pass to rotate the seat middle part, it is equipped with the piece of placing to lie in round pin axle below in the first counter bore, be equipped with on the fixed axle and rotate the back drive and place the driving piece that the piece slided along first counter bore length direction at the seat. This application has the effect that improves round pin axle punching location precision and prolong the service life of frock of punching.

Description

Round pin axle frock of punching with locate function

Technical Field

The application relates to the field of round pin axle processing frock, especially relates to a round pin axle frock of punching with locate function.

Background

The pin shaft is a standard fastener, can be statically and fixedly connected, can also move relative to a connected piece, and is mainly used for the hinged part of two parts to form hinged connection. According to different functions, the pin shaft needs to be provided with a pin hole at the end part, and the pin hole is used for positioning in the processing process of shaft parts, so that the quality of the pin shaft has great influence on the processing precision. If the hole position is not accurate, the processing quality of the pin shaft is reduced.

The punching tool in the prior art mainly comprises a fixed seat and a rotating seat, wherein the fixed seat and the rotating seat are correspondingly provided with positioning holes for guiding a drill bit, the rotating seat is provided with a plurality of counter bores, and the positioning holes are communicated with the counter bores. Be equipped with the board of placing the round pin axle in the counter bore, be equipped with the spring in the counter bore, spring one end with place the board and be connected the other end and the bottom of counter bore is connected, add man-hour round pin axle and compressed tightly on placing the board, the spring is compressed, removes compressing tightly the round pin axle after the processing is accomplished, the round pin axle upwards slides along counter bore length direction under the spring action, will sell the axle and push out in the counter bore.

In the prior art, a spring is used for driving the pin shaft to slide along a counter bore in the rotating seat in the vertical direction, but in actual operation, after the punching tool is used for a long time, the elasticity of the spring can be gradually weakened along with the use time, so that the normal use of the device is influenced.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the elasticity of the spring weakens after the tool is used for a long time, the application provides a round pin axle punching tool with locate function.

The application provides a round pin axle frock of punching with locate function adopts following technical scheme:

the utility model provides a round pin axle frock of punching with locate function, includes the workstation, fixedly connected with fixing base on the workstation, it is connected with the rotation seat to rotate on the fixing base, it rotates a pivoted slewing mechanism to be equipped with the drive on the workstation, it sets up a plurality of first counter bores that are used for placing the round pin axle on the seat to rotate, fixing base middle part fixedly connected with fixed axle, rotate the seat middle part and set up the through-hole that supplies the fixed axle to pass, it is equipped with below the round pin axle to be equipped with in the first counter bore and places the piece, be equipped with on the fixed axle and rotate the back drive placing piece that the piece slided along first counter bore length direction at the seat of rotating.

Through adopting above-mentioned technical scheme, through the fixed axle on the fixing base and the through-hole on the rotation seat, realize rotating the seat and rotate with the fixing base and be connected, the slewing mechanism drive rotates the seat and rotates, makes the drill bit can process each round pin axle, and the round pin axle slides along first counter bore length direction along with placing the piece under the effect of driving piece, promotes the frock stability of punching, the life time of the frock of punching of extension.

Preferably, the driving piece is including setting up the first slide bar on placing a lateral wall, first slide bar radially sets up along the fixing base, be equipped with the slide that is the annular setting on the fixed axle outer peripheral face, first slide bar is kept away from the one end of placing the piece and is extended to in the slide, set up the first spout that supplies first slide bar to slide on rotating the inner wall of the first counter bore that is located on the seat.

By adopting the technical scheme, when the rotating seat rotates, the first sliding rod slides along the slide way on the fixed shaft, the placing block can be driven to slide along the length direction of the first counter bore through the track of the slide way arranged on the fixed shaft, and the pin shaft on the placing block also slides along with the slide way. When the placing block slides to the lowest point under the driving of the driving piece, the drill bit processes the pin shaft, and when the placing block slides to the highest point under the driving of the driving piece, the pin shaft is exposed out of the counter bore, so that the pin shaft can be taken out conveniently to complete blanking, and the labor is saved. The slide cooperation on first slide bar and the fixed axle realizes placing the piece and slides comparatively steadily along first counter bore length direction, improves the frock stability of punching.

Preferably, a second counter bore for the first slide bar to slide is formed in the placing block, a clamping block is fixedly connected to the first slide bar, a second sliding groove for the clamping block to slide is formed in the placing block, the second sliding groove is communicated with the second counter bore, a first clamping groove and a second clamping groove for the clamping block to rotate and be embedded are formed in the side wall of the second sliding groove in the placing block, the first clamping groove is formed in the position, corresponding to the clamping block, of the first slide bar when the first slide bar is completely retracted into the rotating seat, and the second clamping groove is formed in the position, corresponding to the clamping block, of the first slide bar when the first slide bar is overlapped with the slide rail.

Through adopting above-mentioned technical scheme, can change the length that first slide bar stretches out the rotation seat, when the fixture block embedding second draw-in groove, the one end that the piece was kept away from to place the first slide bar is located the slide, and when rotating the seat and rotating, first slide bar slided along the slide orbit. When the fixture block is embedded into the first clamping groove, one end, far away from the placing block, of the first sliding rod is located in the rotating seat, the rotating seat is convenient to install and remove, meanwhile, if the placing block and the first sliding rod are damaged, the placing block can be removed from the first counter bore and replaced with new ones, and the service life of the punching tool is prolonged.

Preferably, an operating hole is formed in the end face of the clamping block, and the operating hole is used for operating the clamping block to rotate.

Through adopting above-mentioned technical scheme, can use appurtenance embedding operation hole to roll the fixture block out first draw-in groove or second draw-in groove after the fixture block imbeds first draw-in groove or second draw-in groove, the usable same appurtenance operation of all operation holes, the material resources of using manpower sparingly.

Preferably, the fixed shaft is in threaded connection with a fixed nut, and the fixed nut is attached to the top surface of the rotating seat after being screwed tightly.

Through adopting above-mentioned technical scheme, fixation nut is used for preventing to rotate the seat and has the ascending displacement of vertical side along the fixed axle in the course of the work, improves the location precision and the frock reliability of punching.

Preferably, the rotating mechanism comprises a gear ring arranged at the bottom of the rotating seat, the gear ring and the rotating seat are coaxially arranged, a rotating gear meshed with the gear ring is arranged in the fixed seat, a first motor is arranged on the workbench, and an output shaft of the first motor is connected with the rotating gear.

Through above-mentioned technical scheme, first motor drive rotating gear rotates because rotating gear and ring gear meshing to the drive rotates the seat and rotates, and the frictional force of rotating between seat and the fixing base is less, and it is more accurate to rotate the relative fixing base pivoted angle of seat, improves the location precision, and then improves the precision of punching of round pin axle.

Preferably, be equipped with on the workstation and be used for fixing the closing device in first counter sink with the round pin axle, closing device is including setting up the backup pad in fixing base one side, it is connected with the mounting panel to slide in the backup pad, the one end that the backup pad was kept away from to the mounting panel is equipped with and is used for compressing tightly the locking post in first counter sink with the round pin axle.

By adopting the technical scheme, the mounting plate drives the locking column to slide in the vertical direction, so that the locking column compresses the pin shaft in the first counter bore when the pin shaft is machined, and the locking column releases the compression on the pin shaft after the pin shaft is machined.

Preferably, the mounting plate is rotatably connected with a connecting plate, the locking column is arranged on the end face of the connecting plate relative rotation seat, and the mounting plate is provided with a fixing part for fixing the connecting plate on the mounting plate.

Through above-mentioned technical scheme, before the processing, the connecting plate can rotate under the effect of mounting to when locking post aligns with the round pin axle, again along with the mounting panel slides downwards in vertical direction, makes the locking post support the round pin axle tightly. After the processing is finished, the connecting plate can be rotated to the outside of the end face range of the rotating seat, and then the rotating seat is disassembled, so that the rotating seat is convenient to install and disassemble.

Preferably, the mounting is including setting up fixed block and the stopper at the vertical direction both ends of mounting panel, the fixed block sets up the one end that is close to the seat of rotating at the mounting panel, the one end fixedly connected with turning block that the connecting plate is close to the mounting panel, the turning block rotates with fixed block and stopper to be connected, wear to be equipped with the fixing bolt who fixes with the turning block on the stopper.

Through adopting above-mentioned technical scheme, the connecting plate passes through the turning block and is connected with the mounting panel rotation, makes the turning block and the laminating of fixed block after fixing bolt screws up to the restriction turning block rotates, improves the device reliability. When the rotating seat is disassembled, the fixing bolt is firstly unscrewed, the connecting plate is turned to one side and then the rotating seat is taken out, and the disassembly is more convenient.

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

1. the gear ring is meshed with the rotating gear, so that the rotating angle of the rotating seat is accurate, and the reliability of the device and the accuracy of punching positioning are improved;

2. place board and first slide bar and can change alone after damaging, prolong the frock service life that punches.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic cross-sectional view of the rotary seat.

Fig. 3 is a detailed schematic diagram of a placement block.

Fig. 4 is an overall schematic view of the support plate.

Description of reference numerals: 1. a work table; 11. a first motor; 2. a fixed seat; 21. a first positioning hole; 22. a fixed shaft; 221. fixing a nut; 222. a slideway; 223. a rotating gear; 23. placing holes; 3. a rotating seat; 31. a through hole; 32. a ring gear; 33. a first counterbore; 331. a first chute; 34. a second positioning hole; 4. placing the blocks; 41. a first slide bar; 42. a second counterbore; 43. a clamping block; 431. an operation hole; 44. a second chute; 441. a first card slot; 442. a second card slot; 5. mounting a plate; 51. a fixed block; 511. a groove; 52. a limiting block; 521. a rotating shaft; 522. fixing the bolt; 523. a first threaded hole; 524. a second threaded hole; 525. a third threaded hole; 6. a connecting plate; 61. rotating the block; 611. a shaft hole; 612. concave holes; 62. a locking post; 7. a support plate; 71. a third chute; 711. rotating the screw; 72. a second motor; 8. and (7) a pin shaft.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses round pin axle frock of punching with locate function. Referring to fig. 1-2, including workstation 1, fixedly connected with fixing base 2 on workstation 1, along its radial first locating hole 21 of having seted up on the fixing base 2 outer peripheral face. Offer on fixing base 2 and be used for placing the hole 23 of placing of rotating seat 3, fixing base 2 rotates with rotating seat 3 and is connected. A plurality of first counter bores 33 for placing the pin shafts 8 are formed in the rotating seat 3, and the first counter bores 33 are arranged in a circumferential array. The outer peripheral surface of the rotating seat 3 is provided with a plurality of second positioning holes 34, the second positioning holes 34 are communicated with the first counter bores 33, when the rotating seat 3 rotates, the first positioning holes 21 and the second positioning holes 34 can be located on the same straight line in the horizontal direction, and the first positioning holes 21 and the second positioning holes 34 are used for providing positioning and guiding effects for a drill bit, so that the pin shaft punching position is more accurate.

In order to place the rotating seat 3 in the fixed seat 2, the fixed shaft 22 is fixedly connected to the middle of the fixed seat 2, the fixed shaft 22 is perpendicular to the workbench 1, the through hole 31 for the fixed shaft 22 to pass through is formed in the middle of the rotating seat 3, and the outer diameter of the fixed shaft 22 is the same as the inner diameter of the through hole 31. The fixed shaft 22 is screwed with a fixed nut 221, and the fixed nut 221 is tightly screwed and then attached to the end face of the rotating seat 3 to limit the sliding of the rotating seat 3 in the vertical direction.

In order to make the rotating base 3 rotate, the workbench 1 is provided with a rotating mechanism for driving the rotating base 3 to rotate, the rotating mechanism comprises a gear ring 32 fixedly arranged at the bottom of the rotating base 3, and a rotating gear 223 meshed with the gear ring 32 is rotatably arranged in the fixed base 2. The first motor 11 for driving the rotating gear 223 to rotate is arranged on the workbench 1, an output shaft of the first motor 11 is connected with the rotating gear 223, the first motor 11 is started, and the rotating gear 223 drives the rotating seat 3 to rotate around the fixed shaft 22 when rotating.

Before working, the through hole 31 on the rotating seat 3 penetrates through the fixed shaft 22, the rotating seat 3 is placed in the fixed seat 2, and the position of the rotating seat 3 is adjusted during placement, so that the gear ring 32 on the rotating seat 3 is meshed with the rotating gear 223. A straight rod is inserted into the first positioning hole 21 and the second positioning hole 34, so that the first positioning hole 21 and the second positioning hole 34 are in the same straight line in the horizontal direction. The fixing nut 221 is screwed to be attached to the end face of the rotating base 3. When the first motor 11 is started, the rotating gear 223 rotates and drives the rotating base 3 to rotate.

Referring to fig. 2, a placing block 4 for placing the pin shaft 8 is arranged in the first counterbore 33 of the rotating seat 3, the outer diameter of the placing block 4 is the same as the inner diameter of the first counterbore 33, a driving part is arranged in the first counterbore 33 of the rotating seat 3, and when the rotating seat 3 rotates, the driving part drives the placing block 4 to slide along the length direction of the first counterbore 33.

The driving member comprises a first sliding rod 41 connected with the placing block 4, and the first sliding rod 41 is arranged along the radial direction of the fixed seat 2. The fixed shaft 22 comprises a slideway 222, the slideway 222 is annularly arranged along the outer peripheral surface of the fixed shaft 22, and the highest point and the lowest point of the slideway 222 are horizontally arranged and are relatively parallel. One end of the first sliding rod 41 far away from the placing block 4 extends into the slide way 222, and the outer diameter of the first sliding rod 41 is the same as the width of the slide way 222. A first sliding groove 331 for the first sliding rod 41 to slide is formed in the inner wall of the first counterbore 33 in the rotating base 3, and the outer diameter of the first sliding rod 41 is the same as the width of the first sliding groove 331. The highest point and the lowest point of the slide way 222 are respectively level with the two ends of the first slide groove 331 in the horizontal direction.

Referring to fig. 3, the placing block 4 is connected with the first slide bar 41 in a sliding manner, the first slide bar 41 is cylindrical, a second counter bore 42 for the first slide bar 41 to slide is formed in the placing block 4, the inner diameter of the second counter bore 42 is the same as the outer diameter of the first slide bar 41, a clamping block 43 is fixedly connected to the first slide bar 41, a second sliding groove 44 for the clamping block 43 to slide is formed in the placing block 4, and the second counter bore 42 is communicated with the second sliding groove 44.

The side wall of the second sliding slot 44 on the placing block 4 is provided with a first slot 441 and a second slot 442 for the fixture block 43 to be inserted after rotating. When the latch 43 is inserted into the first slot 441, one end of the first sliding rod 41 away from the placement block 4 is located in the rotating base 3, and when the latch 43 is inserted into the second slot 442, one end of the first sliding rod 41 away from the placement block 4 is located in the sliding channel 222.

In order to facilitate the rotation of the fixture block 43 from the first slot 441 or the second slot 442, an operation hole 431 is formed in an end surface of the fixture block 43 exposed after being embedded into the first slot 441 or the second slot 442, the fixture block 43 can be rotated out from the first slot 441 or the second slot 442 through an auxiliary tool and the operation hole 431, and the auxiliary tool in the embodiment of the present application is a pull tube capable of being clamped with the operation hole 431.

Before the rotating seat 3 is placed in the fixed seat 2, the fixture block 43 is located in the first clamping groove 441, and one end of the first sliding rod 41, which is far away from the placing block 4, is located in the rotating seat 3. After the rotating seat 3 is placed in the fixed seat 2, the pull tube is inserted into the operation hole 431 to rotate the latch 43 out of the first slot 441, the first sliding rod 41 slides along the first sliding slot 331 to a position where it can be overlapped on the sliding track 222, and then the latch 43 is inserted into the second slot 442.

Referring to fig. 4, the workbench 1 is provided with a pressing device, the pressing device comprises a supporting plate 7 arranged on one side of the fixed seat 2, the supporting plate 7 is perpendicular to the table surface of the workbench 1, the supporting plate 7 is connected with a mounting plate 5 in a sliding manner, and the middle part of the supporting plate 7 is provided with a third sliding groove 71 for the mounting plate 5 to slide along the vertical direction. The supporting plate 7 is rotatably connected with a rotating screw 711 along the length direction of the third sliding groove 71, the rotating screw 711 penetrates through the mounting plate 5, a first threaded hole 523 matched with the rotating screw 711 is formed in the mounting plate 5, and a second motor 72 for driving the rotating screw 711 to rotate is arranged at one end, far away from the workbench 1, of the supporting plate 7. The mounting plate 5 is connected with a connecting plate 6, the connecting plate 6 and the end face opposite to the rotating seat 3 are provided with a locking column 62 which tightly supports the pin shaft 8, the locking column 62 is aligned with the first counter bore 33 on the rotating seat 3 when the pin shaft 8 is located at the lowest point, and the outer diameter of the locking column 62 is the same as the inner diameter of the first counter bore 33.

The mounting plate 5 is rotatably connected with the connecting plate 6, and the mounting plate 5 is provided with a fixing part for fixing the connecting plate 6 on the mounting plate 5. The fixing piece comprises a fixing block 51 and a limiting block 52 which are fixedly arranged at two ends of the mounting plate 5 in the vertical direction, the fixing block 51 is arranged at one end, close to the rotating seat 3, of the mounting plate 5, the limiting block 52 is arranged at one end, far away from the rotating seat 3, of the mounting plate 5, and the fixing block 51 and the limiting block 52 are arranged horizontally relatively. One end of the connecting plate 6, which is far away from the rotating base 3, is fixedly connected with a rotating block 61, the rotating block 61 is arranged between the limiting block 52 and the fixed block 51, the limiting block 52 is connected with a rotating shaft 521 through a thread, the fixed block 51 is provided with a groove 511 for the rotating shaft 521 to be embedded, the rotating shaft 521 penetrates through the limiting block 52 and the rotating block 61 and then abuts against the groove 511 on the fixed block 51, the limiting block 52 is provided with a second threaded hole 524 matched with the rotating shaft 521, and the rotating block 61 is provided with a shaft hole 611 for the rotating shaft 521 to pass through. The limiting block 52 is connected with a fixing bolt 522 through a thread, the rotating block 61 is provided with a concave hole 612 for the fixing bolt 522 to be embedded, the fixing bolt 522 penetrates through the limiting block 52 and then abuts against the concave hole 612 on the rotating block 61, and the limiting block 52 is provided with a third threaded hole 525 matched with the fixing bolt 522.

Before machining, the rotating shaft 521 firstly penetrates through the first threaded hole 523 on the limiting block 52 and the shaft hole 611 on the rotating block 61, is embedded into the groove 511 on the fixed block 51, and is screwed tightly. After the connecting plate 6 is rotated to the position where the locking column 62 is aligned with the first counter bore 33 on the rotating base 3 when the pin shaft 8 is located at the lowest point, the fixing bolt 522 is screwed down, so that the fixing bolt 522 is abutted to the concave hole 612 on the rotating block 61. The second motor 72 is started, the mounting plate 5 is driven to slide in the third sliding groove 71 by rotating the screw 711, the connecting plate 6 connected with the mounting plate 5 also moves along with the rotation, and when the locking column 62 is tightly abutted to the pin shaft 8, the pin shaft 8 is processed by the drill. Before the rotary seat 3 is detached, the fixing bolt 522 is firstly screwed out from the concave hole 612 on the fixing block 51, the connecting plate 6 is turned to one side, and then the rotary seat 3 is taken out.

The implementation principle of the round pin axle frock of punching with locate function of this application embodiment is: before working, the rotating seat 3 is firstly placed in the fixed seat 2, the through hole 31 on the rotating seat 3 penetrates through the fixed shaft 22, when the rotating seat 3 is placed, the position of the rotating seat 3 needs to be adjusted, the gear ring 32 on the rotating seat 3 is meshed with the rotating gear 223, a straight rod is inserted into the first positioning hole 21 and the second positioning hole 34, the first positioning hole 21 and the second positioning hole 34 are located on the same straight line, and then the fixing nut 221 is screwed to be attached to the end face of the rotating seat 3.

Before the rotating base 3 is installed, the clamping block 43 is located in the first clamping groove 441, and one end of the first sliding rod 41, which is far away from the placing block 4, is located in the rotating base 3. After the rotating seat 3 is placed in the fixed seat 2, the pull tube is inserted into the operation hole 431 to rotate the latch 43 out of the first slot 441, the first sliding rod 41 slides along the first sliding slot 331 to a position where it can be overlapped on the sliding track 222, and then the latch 43 is inserted into the second slot 442.

Before machining, the rotating shaft 521 firstly penetrates through the first threaded hole 523 on the limiting block 52 and the shaft hole 611 on the rotating block 61, is embedded into the groove 511 on the fixed block 51, and is screwed tightly. After the connecting plate 6 is rotated to the position where the locking column 62 is aligned with the first counter bore 33 on the rotating base 3 when the pin shaft 8 is located at the lowest point, the fixing bolt 522 is screwed down, so that the fixing bolt 522 abuts against the concave hole 612 on the rotating block 61.

When the first motor 11 is started, the rotating gear 223 can drive the rotating base 3 to rotate, so that the placing block 4 drives the pin shaft 8 to slide in the first counter bore 33. The second motor 72 is started, the mounting plate 5 is driven to slide in the third sliding groove 71 by rotating the screw 711, the connecting plate 6 connected with the mounting plate 5 also moves along with the rotation, and when the locking column 62 is tightly abutted to the pin shaft 8, the pin shaft 8 is processed by the drill. After the processing is finished, the motor drives the rotating screw 711 to rotate out of the first counter bore 33, the first motor 11 drives the rotating gear 223 to drive the rotating seat 3 to rotate, and the pin shaft 8 is replaced for processing.

Before the rotary seat 3 is detached, the fixing bolt 522 is screwed out from the concave hole 612 on the fixing block 51, and the rotary seat 3 is taken out after the connecting plate 6 is turned to one side.

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 a round pin axle frock of punching with locate function, includes workstation (1), fixedly connected with fixing base (2) on workstation (1), it is connected with rotation seat (3) to rotate on fixing base (2), it rotates seat (3) pivoted slewing mechanism to be equipped with the drive on workstation (1), rotate and set up a plurality of first counter bores (33) that are used for placing round pin axle (8) on seat (3), its characterized in that: fixing base (2) middle part fixedly connected with fixed axle (22), through-hole (31) that supply fixed axle (22) to pass are seted up at rotation seat (3) middle part, it is equipped with places piece (4) to be located round pin axle (8) below in first counter bore (33), be equipped with on fixed axle (22) and rotate back drive placing piece (4) and follow the driving piece that first counter bore (33) length direction slided in rotation seat (3).

2. The punching tool for the pin shaft with the positioning function according to claim 1, characterized in that: the driving piece is including setting up first slide bar (41) on placing piece (4) lateral wall, first slide bar (41) radially set up along fixing base (2), be equipped with slide (222) that are the annular setting on fixed axle (22) outer peripheral face, first slide bar (41) are kept away from the one end of placing piece (4) and are extended to in slide (222), set up first spout (331) that supply first slide bar (41) to slide on the inner wall of the first counter bore (33) that rotate seat (3) and go up.

3. The round pin axle frock of punching with locate function of claim 2, its characterized in that: a second counter bore (42) for the sliding of the first sliding rod (41) is formed in the placing block (4), a clamping block (43) is fixedly connected to the first sliding rod (41), a second sliding groove (44) for the sliding of the clamping block (43) is formed in the placing block (4), the second sliding groove (44) is communicated with the second counter bore (42), a first clamping groove (441) and a second clamping groove (442) for the rotating embedding of the clamping block (43) are formed in the side wall of the second sliding groove (44) of the placing block (4), the first clamping groove (441) is arranged at a position corresponding to the clamping block (43) when the first sliding rod (41) is completely retracted into the rotating seat (3), and the second clamping groove (442) is arranged at a position corresponding to the clamping block (43) when the first sliding rod (41) is overlapped with the sliding way (222).

4. The round pin axle frock of punching with locate function of claim 3, its characterized in that: an operation hole (431) is formed in the end face of the clamping block (43), and the operation hole (431) is used for operating the clamping block (43) to rotate.

5. The round pin axle frock of punching with locate function of claim 2, its characterized in that: the fixing shaft (22) is connected with a fixing nut (221) in a threaded mode, and the fixing nut (221) is attached to the top face of the rotating seat (3) after being screwed tightly.

6. The hinge pin punching tool with the positioning function according to claim 1, characterized in that: slewing mechanism is including setting up in ring gear (32) that rotate seat (3) bottom, ring gear (32) with rotate the coaxial setting of seat (3), be equipped with in fixing base (2) with ring gear (32) engaged with running gear (223), be equipped with on workstation (1) and be used for driving running gear (223) pivoted first motor (11).

7. The hinge pin punching tool with the positioning function according to claim 1, characterized in that: be equipped with on workstation (1) and be used for fixing the closing device in first counter bore (33) with round pin axle (8), closing device is including setting up backup pad (7) in fixing base (2) one side, it is connected with mounting panel (5) to slide on backup pad (7), the one end that backup pad (7) were kept away from in mounting panel (5) is equipped with and is used for compressing tightly locking post (62) in first counter bore (33) round pin axle (8).

8. The round pin axle frock of punching with locate function of claim 7, its characterized in that: the mounting plate is characterized in that a connecting plate (6) is connected to the mounting plate (5) in a rotating mode, the locking columns (62) are arranged on the end face of the connecting plate (6) relative rotating seat (3), and fixing parts for fixing the connecting plate (6) on the mounting plate (5) are arranged on the mounting plate (5).

9. The round pin axle frock of punching with locate function of claim 8, its characterized in that: the mounting is including setting up fixed block (51) and stopper (52) at mounting panel (5) vertical direction both ends, fixed block (51) set up the one end that is close to rotation seat (3) in mounting panel (5), one end fixedly connected with turning block (61) that mounting panel (5) are close to in connecting plate (6), turning block (61) rotate with fixed block (51) and stopper (52) and are connected, wear to be equipped with on stopper (52) and fix fixing bolt (522) with turning block (61).