CN214391974U

CN214391974U - Automobile part stamping forming die capable of achieving accurate positioning

Info

Publication number: CN214391974U
Application number: CN202023238979.6U
Authority: CN
Inventors: 陈帅; 陈军
Original assignee: Wuxi Qimijia Technology Co ltd
Current assignee: Wuxi Qimijia Technology Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-10-15
Anticipated expiration: 2030-12-29

Abstract

The utility model discloses an accurately positioned stamping forming die for automobile parts, which comprises a frame, a front die core and a rear die core, a positioning rod is fixedly arranged inside the frame, the surface of the positioning rod is sleeved with a top plate, the lower end of the positioning rod is fixedly connected with an underframe, the underframe is fixedly arranged in the frame, a hydraulic cylinder is arranged above the frame, a stamping rod is fixedly connected with a piston end of the hydraulic cylinder, the stamping rod is fixedly connected with the top plate, the front mold core is fixedly connected with the lower surface of the top plate, the rear mold core is fixedly arranged on the upper surface of the bottom frame, a rotating rod penetrates through the inside of the underframe, a connecting rod is arranged on the surface of the rotating rod, a rotating block is sleeved on the surface of the connecting rod in a rotating way, the outer surface of the rotating block is fixedly connected with a moving rod, and the upper end of the moving rod is rotatably connected with an ejector rod. The utility model provides the high accuracy when mould compound die, and have automatic ejecting device, the drawing of patterns of being convenient for.

Description

Automobile part stamping forming die capable of achieving accurate positioning

Technical Field

The utility model relates to a stamping die technical field especially relates to an automobile parts stamping forming mould of accurate positioning.

Background

The stamping die is a pressure processing device which applies pressure to a material by utilizing a die arranged on a press at room temperature to separate or plastically deform the material so as to obtain a required part.

Because the huge pressure is produced during the punching press, the mould is easy to move, the forming precision of the part to be pressed is poor, the automatic blanking device is not arranged, the part is easy to clamp with the mould after being formed, the demoulding work efficiency is influenced, and the manual work load is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the automobile parts stamping forming mould of an accurate positioning who proposes.

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

an accurately-positioned stamping forming die for automobile parts comprises a frame, a front die core and a rear die core, wherein the front die core and the rear die core are positioned inside the frame, the front die core is positioned above the rear die core, a positioning rod is fixedly arranged inside the frame, a top plate is sleeved on the surface of the positioning rod, a bottom frame is fixedly connected to the lower end of the positioning rod, the bottom frame is fixedly arranged inside the frame, a hydraulic cylinder is arranged above the frame, a punching rod is fixedly connected to the piston end of the hydraulic cylinder, the punching rod is fixedly connected with the top plate, the front die core is fixedly connected to the lower surface of the top plate, the rear die core is fixedly arranged on the upper surface of the bottom frame, a rotating rod penetrates through the inside of the bottom frame, a connecting rod is arranged on the surface of the rotating rod, a rotating block is sleeved on the surface of the connecting rod, and a moving rod is fixedly connected to the outer surface of the rotating block, the upper end of the movable rod is rotatably connected with an ejector rod.

Preferably, a motor is arranged in the frame, the output end of the motor is fixedly connected with a rotating rod, and the rotating rod consists of three short rods; the motor is started to drive the rotating rod to rotate, and the connecting rod is driven to rotate.

Preferably, the lower surface of the front mold core is provided with a convex strip, the upper surface of the rear mold core is provided with a groove, the convex strip corresponds to the groove in position, the edge of the lower surface of the convex strip is arranged to be inclined, and the shape of the groove is the same as that of the convex strip; the sand grip sets up because the bottom slope, when sand grip bottom and the contact of recess inside wall, promotes the sand grip and removes to the centre for the sand grip accurate positioning is inside the recess.

Preferably, two elastic pieces are arranged in the groove, and the protruding parts of the two elastic pieces are upward in the vertical direction; the elastic sheet has a buffering effect, can weaken the stamping effect of the convex strip on the rear mold core, and prolongs the service life of the mold.

Preferably, the surface of the bottom frame is provided with a limiting hole, the lower surface of the rear mold core is provided with a through hole, and the through hole corresponds to the limiting hole; the limiting hole can limit the horizontal inclination and movement of the ejector rod, and the ejector rod is ensured to vertically eject out the molded part.

Preferably, the upper end of the moving rod is provided with an intermediate piece, and the intermediate piece is rotatably connected with the ejection rod; the movable rod rotates, and the ejector rod can be driven to move under the sliding connection effect of the intermediate piece.

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

1. the utility model discloses in, through setting up locating lever, sand grip and recess, the roof passes through the positioning action of locating lever, can the vertical migration, carries out the compound die and removes, inside the concave strip gets into the recess, because sand grip bottom slope sets up, sand grip and the contact of fluted inner wall drive the sand grip accurate positioning inside the recess, guarantee the accuracy of mould compound die to and the accuracy nature of location.

2. The utility model discloses in, through setting up dwang, connecting rod and ejector pin isotructure, the dwang rotates, drives connecting rod, turning block and carriage release lever and rotates to drive ejector pin vertical direction and remove, can automatic ejecting fashioned automobile parts, accomplish the drawing of patterns operation, improved work efficiency, reduced workman's work load.

Drawings

Fig. 1 is a schematic structural view of a precisely positioned automobile part punch forming mold according to the present invention;

fig. 2 is an enlarged view of a part a of the precisely positioned automobile part punch forming mold provided by the utility model;

fig. 3 is the utility model provides a second embodiment's of automobile parts stamping forming mould of accurate positioning structural schematic.

In the figure: the die comprises a frame 1, a front die core 2, a rear die core 3, a positioning rod 4, a top plate 5, a bottom frame 6, a hydraulic cylinder 7, a punching rod 8, a convex strip 9, a groove 10, a rotating rod 11, a connecting rod 12, a rotating block 13, a movable rod 14, an intermediate piece 15, a jacking rod 16, a limiting hole 17 and an elastic piece 18.

Detailed Description

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

The first embodiment is as follows:

referring to the attached drawings 1-2, an accurate positioning automobile part punch forming die comprises a frame 1, a front die core 2 and a rear die core 3, wherein the front die core 2 and the rear die core 3 are positioned inside the frame 1, the front die core 2 is positioned above the rear die core 3, a positioning rod 4 is fixedly arranged inside the frame 1, a top plate 5 is sleeved on the surface of the positioning rod 4, the lower end of the positioning rod 4 is fixedly connected with an underframe 6, the underframe 6 is fixedly arranged inside the frame 1, a hydraulic cylinder 7 is arranged above the frame 1, a punching rod 8 is fixedly connected with a piston end of the hydraulic cylinder 7, the punching rod 8 is fixedly connected with the top plate 5, the front die core 2 is fixedly connected with the lower surface of the top plate 5, the rear die core 3 is fixedly arranged on the upper surface of the underframe 6, a rotating rod 11 penetrates through the inside the underframe 6, a connecting rod 12 is arranged on the surface of the rotating rod 11, and a rotating block 13 is sleeved on the surface of the connecting rod 12, a moving rod 14 is fixedly connected to the outer surface of the rotating block 13, and an ejector rod 16 is rotatably connected to the upper end of the moving rod 14.

A motor is arranged in the frame 1, the output end of the motor is fixedly connected with a rotating rod 11, and the rotating rod 11 consists of three sections of short rods; the motor is turned on to drive the rotating rod 11 to rotate, and the connecting rod 12 is driven to rotate.

The lower surface of the front mold core 2 is provided with a convex strip 9, the upper surface of the rear mold core 3 is provided with a groove 10, the convex strip 9 corresponds to the groove 10 in position, the edge of the lower surface of the convex strip 9 is arranged to be inclined, and the shape of the groove 10 is the same as that of the convex strip 9; the sand grip 9 is arranged in an inclined mode at the bottom end, when the bottom end of the sand grip 9 is in contact with the inner side wall of the groove 10, the sand grip 9 is pushed to move towards the middle, and therefore the sand grip 9 is accurately positioned inside the groove 10.

The surface of the bottom frame 6 is provided with a limiting hole 17, the lower surface of the rear mold core 3 is provided with a through hole, and the through hole corresponds to the limiting hole 17 in position; the limiting hole 17 can limit the horizontal inclination and movement of the ejector rod 16, and ensure that the ejector rod 16 vertically ejects the molded part.

The upper end of the movable rod 14 is provided with an intermediate piece 15, and the intermediate piece 15 is rotatably connected with an ejector rod 16; the moving rod 14 rotates, and the ejector rod 16 can be driven to move through the sliding connection effect of the intermediate piece 15.

Referring to fig. 3, compared to the first embodiment, the second embodiment: the inner part of the groove 10 is provided with two elastic pieces 18, and the protruding parts of the elastic pieces 18 are upward in the vertical direction; the elastic piece 18 has a buffering effect, can weaken the stamping effect of the convex strip 9 on the rear mold core 3, and prolongs the service life of the mold.

The working principle is as follows: the hydraulic cylinder 7 is driven to drive the punching rod 8 to move, so that the top plate 5 drives the front mold core 2 to approach the rear mold core 3, accurate vertical movement is carried out through the positioning rod 4, the convex strip 9 enters the groove 10, the convex strip 9 is obliquely arranged at the bottom end, when the bottom end of the convex strip 9 is contacted with the inner side wall of the groove 10, the convex strip 9 is pushed to move towards the middle, so that the convex strip 9 is accurately positioned in the groove 10, the tight mold closing of the front mold core 2 and the rear mold core 3 is realized, the forming precision is enhanced, after the forming is finished, the hydraulic cylinder 7 drives the punching rod 8, the top plate 5 and the front mold core 2 to move upwards, the motor is started, the rotating rod 11 rotates, the connecting rod 12 rotates, the rotating block 13 rotates, the moving rod 14 rotates, the middle piece 15 is connected with the ejecting rod 16 in a sliding manner, under the limiting action of the limiting hole 17, the ejecting rod 16 vertically moves, and a formed part is ejected, and the demolding is completed, the working efficiency is improved, and the workload of workers is reduced.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an automobile parts stamping forming mould of accurate positioning, includes frame (1), front mould benevolence (2) and back mould benevolence (3), its characterized in that, front mould benevolence (2) and back mould benevolence (3) are located inside frame (1), front mould benevolence (2) are located the top of back mould benevolence (3), the inside fixed mounting of frame (1) has locating lever (4), roof (5) have been cup jointed on the surface of locating lever (4), the lower extreme fixedly connected with chassis (6) of locating lever (4), chassis (6) fixed mounting is inside frame (1), the top of frame (1) is provided with pneumatic cylinder (7), the piston end fixedly connected with stamping rod (8) of pneumatic cylinder (7), stamping rod (8) and roof (5) fixed connection, front mould benevolence (2) fixed connection is at the lower surface of roof (5), rear die benevolence (3) fixed mounting is at the upper surface of chassis (6), the inside of chassis (6) is run through and is had dwang (11), the surface of dwang (11) is provided with connecting rod (12), turning block (13) have been cup jointed in the surface rotation of connecting rod (12), the fixed surface of turning block (13) is connected with carriage release lever (14), the upper end of carriage release lever (14) is rotated and is connected with ejector beam (16).

2. The automobile part punch forming die capable of achieving accurate positioning according to claim 1, wherein a motor is arranged inside the frame (1), an output end of the motor is fixedly connected with the rotating rod (11), and the rotating rod (11) consists of three short rods.

3. The automobile part punch forming die capable of achieving accurate positioning according to claim 1, wherein a protruding strip (9) is arranged on the lower surface of the front die core (2), a groove (10) is formed in the upper surface of the rear die core (3), the protruding strip (9) corresponds to the groove (10), the edge of the lower surface of the protruding strip (9) is inclined, and the groove (10) and the protruding strip (9) are the same in shape.

4. The automobile part stamping and forming die capable of achieving accurate positioning as claimed in claim 3, wherein the groove (10) is internally provided with two elastic pieces (18), and the protruding portions of the two elastic pieces (18) face upwards in the vertical direction.

5. The automobile part punch forming die capable of achieving accurate positioning according to claim 1, wherein a limiting hole (17) is formed in the surface of the underframe (6), a through hole is formed in the lower surface of the rear die core (3), and the through hole corresponds to the limiting hole (17).

6. The stamping and forming die for the accurately positioned automobile parts as claimed in claim 1, wherein the upper end of the moving rod (14) is provided with an intermediate piece (15), and the intermediate piece (15) is rotatably connected with the ejection rod (16).