CN216989720U

CN216989720U - Insert type cold coining die for forging connecting rod

Info

Publication number: CN216989720U
Application number: CN202220674182.0U
Authority: CN
Inventors: 巩清华; 王勋; 任静; 韩秀娟; 侯广军
Original assignee: Nangong Jingqiang Connecting Rod Co ltd
Current assignee: Nangong Jingqiang Connecting Rod Co ltd
Priority date: 2022-03-25
Filing date: 2022-03-25
Publication date: 2022-07-19
Anticipated expiration: 2032-03-25

Abstract

The utility model discloses an insert type cold coining die for forging a connecting rod, which comprises two coining modules, wherein the opposite ends of the two coining modules are fixedly connected with two limiting modules, each coining module is provided with two screws, each coining module is provided with a groove, a rib pressing module is arranged in each groove, each coining module is provided with a limiting mechanism, each limiting mechanism comprises a worm which penetrates through the coining module and is rotatably connected with the coining module, the front end of the worm is fixedly connected with a handle, the worm is meshed with a worm wheel, the worm wheel is rotatably connected with the coining module, and two ends of the worm wheel are fixedly connected with threaded rods. The utility model can improve the dimensional stability of each part of the forged piece; the stability of the flatness and the symmetry degree of the forged piece is improved; can install the dismantlement through stop gear to the beading mould, easy operation.

Description

Insert type cold coining die for forging connecting rod

Technical Field

The utility model relates to the technical field of connecting rod forging design correction, in particular to an insert type cold coining die for connecting rod forging.

Background

The mould is used for obtaining various moulds and tools of required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, with different molds being made up of different parts. The method realizes the processing of the shape of an article mainly through the change of the physical state of a formed material.

After the connecting rod is subjected to edge cutting, the size dispersion of each part is large, and the planeness and the symmetry are not ensured well; the existing rib pressing die is usually fixedly arranged, is inconvenient to install and disassemble, and has complex operation and low practicability.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides an insert type cold coining die for forging a connecting rod, which can improve the dimensional stability of each part of a forged piece; the stability of the flatness and the symmetry of the forged piece is improved; can install the dismantlement through stop gear to the beading mould, easy operation.

In order to achieve the purpose, the utility model adopts the following technical scheme:

an insert type cold coining die for forging a connecting rod comprises two coining modules, wherein two limiting modules are fixedly connected to opposite ends of the two coining modules, two screws are mounted on each coining module, each coining module is provided with a groove, a rib pressing module is arranged in each groove, a limiting mechanism is arranged on each coining module and comprises a worm which penetrates through the coining module and is rotatably connected with the coining module, a handle is fixedly connected to the front end of the worm, the worm is meshed with a worm wheel which is rotatably connected with the coining module, threaded rods are fixedly connected to two ends of the worm wheel, the two threaded rods are rotatably connected with the coining module, a movable plate in threaded connection with the threaded rods is sleeved on the outer walls of the two threaded rods, and the two movable plates are slidably connected with the coining module, two locating pieces of fixedly connected with on the rib pressing module, two the equal fixedly connected with first stopper in looks remote site of movable plate, two first stopper all runs through the coining module and rather than sliding connection, two all be equipped with first spacing groove on the locating piece, two first stopper inserts first spacing inslot respectively, two the equal fixedly connected with second stopper in looks remote site of movable plate, two the second stopper all runs through the coining module and rather than sliding connection, be equipped with two second spacing grooves on the rib pressing module, two the second stopper inserts the second spacing inslot respectively and sets up.

Preferably, the outer wall cover of handle is equipped with one deck protective sheath, the material of protective sheath is rubber.

Preferably, the two threaded rods are oppositely threaded.

Preferably, a through hole penetrates through the moving plate, and an external thread and an internal thread which are matched with each other are respectively arranged on the outer wall of the threaded rod and the inner wall of the through hole.

Preferably, the cross section of the moving plate is rectangular.

Preferably, the screw is a socket head cap screw.

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

1. the device can improve the dimensional stability of each part of the forged piece.

2. Through the device, the stability of the flatness and the symmetry of the forged piece can be improved, and the product quality of the forged piece is stabilized.

3. The staff holds the handle and rotates and drive worm, worm wheel, threaded rod and rotate, and rotatory and rotation direction is opposite through two threaded rods, can make the movable plate of both sides, first stopper, the back of the body of second stopper remove mutually, and the back of the body of moving through first stopper and second stopper breaks away from first spacing groove and second stopper and breaks away from the second spacing groove and can take off rib pressing module and locating piece and dismantle easy operation until first stopper.

In conclusion, the dimensional stability of each part of the forged piece can be improved through the method and the device; the stability of the flatness and the symmetry of the forged piece is improved; can install the dismantlement through stop gear to the beading mould, easy operation.

Drawings

FIG. 1 is a cross-sectional view of an insert type cold coining die for forging a connecting rod according to the present invention;

FIG. 2 is a front view of an insert type cold coining die for forging a connecting rod according to the present invention;

fig. 3 is an enlarged view of a structure a in fig. 1.

In the figure: the device comprises a precision pressing module 1, a limiting module 2, a screw 3, a rib pressing module 4, a groove 5, a worm 6, a handle 7, a worm wheel 8, a threaded rod 9, a moving plate 10, a positioning block 11, a first limiting block 12, a first limiting groove 13, a second limiting block 14 and a second limiting groove 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, an insert type cold coining die for forging a connecting rod comprises two coining modules 1, two limit modules 2 are fixedly connected to opposite ends of the two coining modules 1, the two limit modules 2 on the same side are matched, the size stability of each part of a forge piece can be improved through the device, the flatness of the forge piece is improved, the stability of the symmetry is improved, two screws 3 are installed on each coining module 1, the coining modules 1 can be installed on a shell through the screws 3, the screws 3 are hexagon socket head cap screws, the specification is M24 multiplied by 90mm, grooves 5 are formed in each coining module 1, rib pressing modules 4 are arranged in each grooves 5, limit mechanisms are arranged on each coining module 1, and the rib pressing modules 4 can be conveniently installed and detached through the limit mechanisms.

Stop gear is including running through coining module 1 and rather than rotating the worm 6 of being connected, the front end fixedly connected with handle 7 of worm 6, the outer wall cover of handle 7 is equipped with the one deck protective sheath, the material of protective sheath is rubber, give other people the comfort, worm 6 meshes has worm wheel 8, worm wheel 8 rotates with coining module 1 to be connected, worm wheel and worm have auto-lock nature, can avoid worm wheel 8 and threaded rod 9 free rotation, the influence is to the installation effect of ribbing module 4.

Two ends of a worm wheel 8 are fixedly connected with threaded rods 9, the thread directions of the two threaded rods 9 are opposite, the two threaded rods 9 are rotatably connected with a coining module 1, the outer walls of the two threaded rods 9 are sleeved with movable plates 10 in threaded connection with the threaded rods 9, the cross sections of the movable plates 10 are arranged in a rectangular shape, through holes are arranged on the movable plates 10 in a penetrating manner, matched external threads and internal threads are respectively arranged on the outer walls of the threaded rods 9 and the inner walls of the through holes, the two movable plates 10 are slidably connected with the coining module 1, two positioning blocks 11 are fixedly connected to the beading module 4, the opposite ends of the two movable plates 10 are fixedly connected with first limiting blocks 12, the two first limiting blocks 12 are respectively penetrated through the coining module 1 and slidably connected with the coining module, first limiting grooves 13 are respectively arranged on the two positioning blocks 11, the two first limiting blocks 12 are respectively inserted into the first limiting grooves 13, and the opposite ends of the two movable plates 10 are respectively fixedly connected with second limiting blocks 14, two second stoppers 14 all run through coining module 1 and rather than sliding connection, are equipped with two second spacing grooves 15 on the ribbing module 4, and two second stoppers 14 insert respectively the setting in second spacing groove 15, insert first spacing inslot 13 through first stopper 12 and second stopper 14 inserts in the second spacing groove 15 and can carry out the duplicate fixation to the ribbing module 4, and is fixed effectual.

In the utility model, a worker holds the handle 7 to rotate to drive the worm 6, the worm wheel 8 and the threaded rods 9 to rotate, the two threaded rods 9 rotate in opposite directions, so that the moving plate 10, the first limiting block 12 and the second limiting block 14 on two sides can move back to back, and the rib pressing module 4 and the positioning block 11 can be taken down and disassembled by moving the first limiting block 12 and the second limiting block 14 back to back until the first limiting block 12 is separated from the first limiting groove 13 and the second limiting block 14 is separated from the second limiting groove 15, so that the operation is simple.

Claims

1. An insert type cold coining die for forging a connecting rod comprises two coining modules (1), and is characterized in that two limiting modules (2) are fixedly connected to opposite ends of the two coining modules (1), two screws (3) are mounted on each coining module (1), a groove (5) is formed in each coining module (1), a rib pressing module (4) is arranged in each groove (5), and a limiting mechanism is arranged on each coining module (1);

the limiting mechanism comprises a worm (6) which runs through the coining module (1) and is rotatably connected with the coining module, the front end of the worm (6) is fixedly connected with a handle (7), the worm (6) is meshed with a worm wheel (8), the worm wheel (8) is rotatably connected with the coining module (1), threaded rods (9) are fixedly connected with the two ends of the worm wheel (8), the threaded rods (9) are rotatably connected with the coining module (1), a movable plate (10) in threaded connection with the threaded rods is sleeved on the outer wall of each threaded rod (9), the movable plates (10) are slidably connected with the coining module (1), two positioning blocks (11) are fixedly connected on the rib pressing module (4), two first limiting blocks (12) are fixedly connected with the opposite ends of the movable plates (10), and the first limiting blocks (12) run through the coining module (1) and are slidably connected with the same, two all be equipped with first spacing groove (13) on locating piece (11), two first stopper (12) insert respectively and set up in first spacing groove (13), two the equal fixedly connected with second stopper (14) in looks remote site of movable plate (10), two second stopper (14) all run through coining module (1) and rather than sliding connection, be equipped with two second spacing grooves (15) on rib pressing module (4), two second stopper (14) insert respectively and set up in second spacing groove (15).

2. The insert type cold coining die for forging the connecting rod according to claim 1, wherein a protective sleeve is sleeved on the outer wall of the handle (7), and the protective sleeve is made of rubber.

3. The insert type cold coining die for connecting rod forging according to claim 1, wherein the thread directions of the two threaded rods (9) are opposite.

4. The insert type cold coining die for forging the connecting rod according to claim 1, wherein a through hole is formed through the moving plate (10), and the outer wall of the threaded rod (9) and the inner wall of the through hole are respectively provided with an external thread and an internal thread which are matched with each other.

5. The insert type cold coining die for forging the connecting rod according to claim 1, wherein the cross section of the moving plate (10) is rectangular.

6. The insert type cold coining die for forging the connecting rod according to claim 1, wherein the screw (3) is a socket head cap screw.