CN220638197U

CN220638197U - Corn pliers with replaceable rivet

Info

Publication number: CN220638197U
Application number: CN202322242610.XU
Authority: CN
Inventors: 吴春辉
Original assignee: Dongguan Allwin Stationery Co ltd
Current assignee: Dongguan Allwin Stationery Co ltd
Priority date: 2023-08-21
Filing date: 2023-08-21
Publication date: 2024-03-22
Anticipated expiration: 2033-08-21

Abstract

The utility model discloses a pair of corn pincers with replaceable rivets, which relates to the technical field of punching equipment and comprises a first handle, a second handle, a transmission assembly, a first riveting head and a second riveting head; the transmission assembly comprises a joint piece, a first transmission piece and a second transmission piece, wherein the first handle is provided with a first rotating shaft and a second rotating shaft, the first transmission piece is provided with a third rotating shaft and a fourth rotating shaft, the second handle is provided with a fifth rotating shaft, one end of the joint piece is rotationally connected to the first rotating shaft, the other end of the joint piece is rotationally connected to the third rotating shaft, the second transmission piece is rotationally connected to the fourth rotating shaft and the fifth rotating shaft, the first transmission piece is rotationally connected to the fifth rotating shaft, and the second handle is rotationally connected to the second rotating shaft; the first riveting head is detachably connected to the second transmission part, and the second riveting head is detachably connected to the second handle; the utility model has smart structure, saves more labor and is convenient for replacing the first riveting head and the second riveting head with different specifications.

Description

Corn pliers with replaceable rivet

Technical Field

The utility model relates to the technical field of punching equipment, in particular to a pair of corn pliers with replaceable rivets.

Background

The corn pliers are tools for punching, and are generally provided with two handles, the two handles are connected with a riveting head, and the workpiece is punched by holding the two handles.

The existing corn pliers generally simply connect two handles in a cross rotation manner, for example, a punching pliers with a patent number 201610559775.1 discloses a lower pliers handle, an upper pliers handle, an adjusting piece, a movable block, a deformation pipe and a lower pliers head, wherein the deformation pipe is arranged above the lower pliers handle, a deformation spring is arranged in the deformation pipe, the upper pliers handle is arranged above the deformation pipe, the surface of the upper pliers handle is provided with a protective sleeve, the adjusting piece is arranged on the left side of the upper pliers handle, the upper pliers head is arranged on the left side of the adjusting piece, the lower pliers head is arranged on the left side of the lower pliers handle, the metal protective piece is arranged on the surface of the lower pliers head, the punching type piece is arranged above the lower pliers head, the movable block is arranged below the adjusting piece, the connecting shaft is arranged on the surface of the movable block, the sleeve rod is arranged in the movable block, the protective rod is arranged in the movable block, and the spring is arranged in the protective rod; the middle part of lower pincers handle and the middle part of last pincers handle pass through the connecting axle and change to be connected, make lower binding clip compress tightly last pincers handle in order to reach the effect of punching through holding down lower pincers handle and last pincers handle, lower pincers handle and last pincers handle are realized resetting through the connection of multiplexing spring, when holding down lower pincers handle and last pincers handle, multiplexing spring has the reaction force to lower pincers handle and last pincers handle, consequently leads to needing to use great dynamics just can the perforation, and the structure of holding is more laborious.

Disclosure of Invention

The utility model discloses a pair of corn pliers with replaceable riveting heads, which aims to solve the technical problem of labor saving.

In order to solve the technical problems, the utility model provides the following optimization technical scheme:

a corn pliers with replaceable riveting heads comprises a first handle, a second handle, a transmission assembly, a first riveting head and a second riveting head;

the transmission assembly comprises a joint piece, a first transmission piece and a second transmission piece, wherein the first handle is provided with a first rotating shaft and a second rotating shaft, the first transmission piece is provided with a third rotating shaft and a fourth rotating shaft, the second handle is provided with a fifth rotating shaft, one end of the joint piece is rotationally connected to the first rotating shaft, the other end of the joint piece is rotationally connected to the third rotating shaft, the second transmission piece is rotationally connected to the fourth rotating shaft and the fifth rotating shaft, the first transmission piece is rotationally connected to the fifth rotating shaft, and the second handle is rotationally connected to the second rotating shaft;

the first riveting head is detachably connected to the second transmission part, and the second riveting head is detachably connected to the second handle.

Further, the first handle is provided with a first connecting portion, and the first rotating shaft and the second rotating shaft are both provided on the first connecting portion.

Further, the second handle is provided with a second connecting portion, and the fifth rotating shaft is provided on the second connecting portion.

Further, the second handle is further provided with a third transmission part, and the third transmission part is in transmission connection with the third rotating shaft.

Further, the second transmission piece comprises a transmission part and a pressing part which are integrated, the included angle between the transmission part and the pressing part is larger than 90 degrees, the transmission part is rotationally connected with the fifth rotating shaft, and the first riveting head is detachably connected with the pressing part.

Further, a channel axially arranged along the center of the first riveting head is arranged in the center of the first riveting head, a first screw hole is formed in the side wall of the first riveting head, and the first screw hole is communicated with the channel; a first screw is arranged in the channel, a clamping block is arranged at the end part of the first screw, a radial groove which surrounds a circle is formed in the outer wall of the clamping block, a second screw is arranged in the first screw hole, and one end of the second screw is screwed into the first screw hole and props against the radial groove; the pressing part is provided with a second screw hole, and the first screw rod is screwed into the second screw hole to enable the first riveting head to be connected with the pressing part.

Further, the first riveting head is provided with a punching column, and the punching column protrudes out of the bottom surface of the first riveting head.

Further, the second connecting portion comprises a first half body and a second half body, one side of the first half body is connected with one side of the second half body, and the transmission assembly is located between the first half body and the second half body.

Further, the second riveting head comprises a pressing weight, a connecting block and a third screw, and the pressing weight is detachably connected to the connecting block;

the connecting block is provided with a third screw hole, the end part of the first half body and the end part of the second half body are provided with straight holes, and the third screw rod penetrates through the third screw hole and the straight holes to enable the connecting block to be connected to the first half body and the second half body.

Further, a fourth screw hole is formed in the bottom face of the connecting block, a fourth screw rod is arranged at the top of the pressing weight, and the fourth screw rod is screwed into the fourth screw hole to enable the pressing weight to be connected to the connecting block.

Compared with the prior art, the utility model has the following beneficial effects:

the corn pliers with the replaceable rivet heads are provided with the transmission assembly, the transmission assembly comprises the joint piece, the first transmission piece and the second transmission piece, the joint piece, the first transmission piece and the second transmission piece are connected with each other in a rotating mode, the first handle and the second handle are connected with each other in a rotating mode through the joint piece and the first transmission piece, and the transmission assembly is connected with each other in a rotating mode in a combined mode, compared with the prior art, a structure with a reaction to the holding of a spring and the like is removed, therefore, when the first handle and the second handle are held, the labor is saved, a user can conveniently use less force to hold the first handle and the second handle, the structure is ingenious, and the labor is saved; the first riveting head and the second riveting head are detachably connected to the second transmission part and the second handle respectively, so that the first riveting head and the second riveting head can be conveniently taken down to replace the first riveting head and the second riveting head with different specifications, and the functions of assembly, fastening and simple replacement are achieved.

Drawings

Fig. 1 is a schematic overall structure of the present utility model.

Fig. 2 is an exploded view of the overall structure of the present utility model.

Fig. 3 is a schematic structural view of the transmission assembly of the present utility model.

FIG. 4 is an exploded view of the first rivet head of the present utility model.

FIG. 5 is an exploded view of the second rivet head of the present utility model.

Fig. 6 is an exploded view of the structure of the second handle of the present utility model.

In the figure: 1. a first handle; 2. a second handle; 3. a first rivet head; 4. a second rivet head; 5. a union; 6. a first transmission member; 7. a second transmission member; 8. a first rotation shaft; 9. a second rotation shaft; 10. a third rotation shaft; 11. a fourth rotation shaft; 12. a fifth rotation shaft; 13. a first connection portion; 14. a second connecting portion; 15. a third transmission member; 16. a transmission part; 17. a pressing part; 18. a channel; 19. a first screw hole; 20. a first screw; 21. a clamping block; 22. radial grooves; 23. a second screw; 24, a step of detecting the position of the base; a second screw hole; 25. punching a column; 26. a first half; 27. a second half; 28. pressing the weight blocks; 29. a connecting block; 30. a third screw; 31. a third screw hole; 32. a straight hole; 33. a fourth screw hole; 34. and a fourth screw.

Detailed Description

For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present application based on the embodiments herein.

Referring to fig. 1-6, a pair of corn pliers with replaceable rivets comprises a first handle 1, a second handle 2, a transmission assembly, a first riveting head 3 and a second riveting head 4, wherein the first handle 1 and the second handle 2 are sleeved with anti-slip sleeves, and the anti-slip sleeves have an anti-slip effect and a comfortable effect; the antiskid sleeve is made of silica gel or other soft and antiskid materials.

The transmission assembly comprises a joint part 5, a first transmission part 6 and a second transmission part 7, wherein the first handle 1 is provided with a first rotating shaft 8 and a second rotating shaft 9, the first transmission part 6 is provided with a third rotating shaft 10 and a fourth rotating shaft 11, the second handle 2 is provided with a fifth rotating shaft 12, one end of the joint part 5 is rotationally connected to the first rotating shaft 8, the other end is rotationally connected to the third rotating shaft 10, the second transmission part 7 is rotationally connected to the fourth rotating shaft 11 and the fifth rotating shaft 12, the first transmission part 6 is rotationally connected to the fifth rotating shaft 12, and the second handle 2 is rotationally connected to the second rotating shaft 9. When the first handle 1 and the second handle 2 are held, the holding ends of the first handle 1 and the second handle 2 are close to each other, the other ends are far away from each other, the first rotating shaft 8 drives the joint piece 5 to be close to the second handle 2, the joint piece 5 drives one end of the first transmission piece 6 connected with the second transmission piece 7 to be close to the first handle 1, the first transmission piece 6 drives the first riveting head 3 on the second transmission piece 7 to be close to the second riveting head 4 on the second handle 2, and therefore press fit punching is achieved.

The first riveting head 3 is detachably connected to the second transmission member 7, and the second riveting head 4 is detachably connected to the second handle 2. The first riveting head 3 and the second riveting head 4 with different specifications are convenient to replace, wherein the specifications of the first riveting head 3 comprise, but are not limited to, punching holes with the diameters of 6mm, 8mm, 10mm and 12mm.

In the present embodiment, the first handle 1 is provided with a first connection portion 13, and the first rotation shaft 8 and the second rotation shaft 9 are both provided on the first connection portion 13. The first connecting portion 13 is specifically an upper plate and a lower plate, one sides of the two plates are connected, the upper end and the lower end of the first rotating shaft 8 and the upper end and the lower end of the second rotating shaft 9 are respectively connected to the upper plate and the lower plate, and the joint piece 5 is sleeved on the first rotating shaft 8 and is located between the upper plate and the lower plate.

In the present embodiment, the second handle 2 is provided with a second connecting portion 14, and the fifth rotating shaft 12 is provided on the second connecting portion 14. Specifically, the second connecting portion 14 includes a first half 26 and a second half 27, where the first half 26 and one side of the second half 27 are connected, the transmission assembly is located between the first half 26 and the second half 27, the first half 26 and the second half 27 are both rotatably connected to the second rotating shaft 9, and the first half 26 is located above the first connecting portion 13, and the second half 27 is located below the first connecting portion 13, that is, the second connecting portion 14 is sleeved on the first connecting portion 13; the first transmission member 6 and the second transmission member 7 are both rotatably connected to the fifth rotation shaft 12, and the first transmission member 6 and the second transmission member 7 are both located between the first half 26 and the second half 27, i.e. the second connection portion 14 encases the first transmission member 6 and the second transmission member 7.

In this embodiment, the second handle 2 is further provided with a third transmission member 15, and the third transmission member 15 is in transmission connection with the third rotation shaft 10, so as to realize transmission connection between the second handle 2 and the joint member 5. When the first handle 1 and the second handle 2 are gripped, the joint 5 approaches the third transmission member 15, and a reset is achieved when the gripping force is lost.

In this embodiment, the second transmission member 7 includes an integral transmission portion 16 and a pressing portion 17, an included angle between the transmission portion 16 and the pressing portion 17 is greater than 90 °, the transmission portion 16 is rotationally connected to the fifth rotation shaft 12, and the first riveting head 3 is detachably connected to the pressing portion 17. When the first handle 1 and the second handle 2 are held, the end face of the first riveting head 3 is aligned with the end face of the second riveting head 4, the two end faces are parallel to each other, and the workpiece is pressed and perforated between the first riveting head 3 and the second riveting head 4.

In this embodiment, a channel 18 is disposed at the center of the first riveting head 3 along the axial direction thereof, a first screw hole 19 is disposed on the side wall of the first riveting head 3, and the first screw hole 19 is communicated with the channel 18; the first screw rod 20 is arranged in the channel 18, the end part of the first screw rod 20 is provided with a clamping block 21, the outer wall of the clamping block 21 is provided with a radial groove 22 which surrounds a circle, the first screw hole 19 is internally provided with a second screw rod 23, one end of the second screw rod 23 is screwed into the first screw hole 19 and abuts against the radial groove 22, the first screw rod 20 can be taken out by unscrewing the second screw rod 23, and the first screw rod 20 can be fixed in the channel 18 by screwing the second screw rod 23; the pressing portion 17 is provided with a second screw hole, the first screw rod 20 is screwed into the second screw hole to enable the first riveting head 3 to be connected to the pressing portion 17, the first riveting head 3 is detachably connected to the pressing portion 17, the connecting structure is simple, and the dismounting is convenient.

In this embodiment, the first riveting head 3 is provided with a punching column 24; a second screw hole; 25, the perforated column 24; a second screw hole; 25 protrude from the bottom surface of the first rivet head 3, and a hole-punching column 24; a second screw hole; 25 act as perforations.

In this embodiment, the second riveting head 4 includes a pressing weight 28, a connecting block 29, and a third screw 30, where the pressing weight 28 is detachably connected to the connecting block 29;

the connecting block 29 is provided with a third screw hole 31, the end part of the first half body 26 and the end part of the second half body 27 are provided with straight holes 32, the third screw 30 passes through the third screw hole 31 and the straight holes 32 to enable the connecting block 29 to be connected with the first half body 26 and the second half body 27, so that the connecting block 29 is detachably connected with the second connecting part 14, and the connecting structure is simple and convenient to assemble and disassemble.

In this embodiment, the bottom surface of connecting block 29 is equipped with fourth screw 33, the top of pressfitting pouring weight 28 is equipped with fourth screw 34, fourth screw 34 screws in fourth screw 33 makes pressfitting pouring weight 28 connect on connecting block 29, realized pressfitting pouring weight 28 detachably connect on connecting block 29, connection structure is simple, and the dismouting is convenient.

The foregoing is only a specific embodiment of the utility model to enable those skilled in the art to understand or practice the utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The corn pliers with the replaceable riveting heads are characterized by comprising a first handle, a second handle, a transmission assembly, a first riveting head and a second riveting head;

2. A rivet-replaceable pair of corn pliers according to claim 1, characterized in that the first handle is provided with a first connecting part, and that the first rotation shaft and the second rotation shaft are both arranged on the first connecting part.

3. A rivet-replaceable pair of corn pliers according to claim 1, characterized in that the second handle is provided with a second connecting part, and the fifth rotating shaft is provided on the second connecting part.

4. A rivet-replaceable pair of corn pliers as recited in claim 1, further comprising a third drive member drivingly connected to the third rotatable shaft.

5. A rivet-replaceable pair of corn pliers according to claim 1, wherein the second driving member comprises a driving portion and a pressing portion, the driving portion and the pressing portion having an angle greater than 90 °, the driving portion being rotatably connected to the fifth rotating shaft, and the first rivet head being detachably connected to the pressing portion.

6. The rivet-replaceable corn wrench as set forth in claim 5, wherein said first rivet has a channel disposed axially therealong, a first threaded hole being disposed in a sidewall of said first rivet, said first threaded hole being in communication with said channel; a first screw is arranged in the channel, a clamping block is arranged at the end part of the first screw, a radial groove which surrounds a circle is formed in the outer wall of the clamping block, a second screw is arranged in the first screw hole, and one end of the second screw is screwed into the first screw hole and props against the radial groove; the pressing part is provided with a second screw hole, and the first screw rod is screwed into the second screw hole to enable the first riveting head to be connected with the pressing part.

7. The rivet-replaceable corn wrench of claim 6, wherein the first rivet head is provided with a hole-punching post protruding from a bottom surface of the first rivet head.

8. A rivet-replaceable pair of corn pliers according to claim 3, wherein the second connecting portion comprises a first half and a second half, one side of the first half and one side of the second half being connected, and the transmission assembly being located between the first half and the second half.

9. The rivet-replaceable corn wrench of claim 8, wherein the second rivet head comprises a press weight, a connecting block and a third screw, the press weight being detachably connected to the connecting block;

10. The rivet-replaceable corn wrench as set forth in claim 9, wherein a fourth screw is provided on a bottom surface of the connecting block, a fourth screw is provided on a top of the pressing weight, and the fourth screw is screwed into the fourth screw to connect the pressing weight to the connecting block.