CN211564243U

CN211564243U - Automobile brake disc mould convenient to extrude

Info

Publication number: CN211564243U
Application number: CN202020031252.1U
Authority: CN
Inventors: 王伟达
Original assignee: Shanghai Yunchang Mould Material Co ltd
Current assignee: Shanghai Yunchang Mould Material Co ltd
Priority date: 2020-01-08
Filing date: 2020-01-08
Publication date: 2020-09-25
Anticipated expiration: 2030-01-08

Abstract

The utility model discloses an automobile brake disc mould convenient to extrusion, including circular shape roof and bottom plate, the lower surface center department fixedly connected with of roof goes up the module, the equal fixedly connected with guide post in lower surface four corners department of roof, the last fixed surface of bottom plate is connected with the snubber block, the last fixed surface of snubber block is connected with the fixed plate, the upper surface center department fixedly connected with of fixed plate and the lower module of last module looks adaptation, the equal fixedly connected with stand pipe in upper surface four corners department of fixed plate, and the surface of guide post and the inner wall sliding connection of stand pipe. This automobile brake disc mould convenient to extrusion through setting up ejector pin and compression spring, can directly be ejecting after making the brake disc shaping, more makes things convenient for the workman to pick up, through setting up mould on the drift, drift lower mould, go up module and lower module, makes this mould can once only accomplish the shaping and extrude twice process that punches a hole to increase the efficiency of making.

Description

Automobile brake disc mould convenient to extrude

Technical Field

The utility model relates to an automobile mould technical field specifically is an automobile brake disc mould convenient to extrusion.

Background

Drum brakes have been used in automobiles for a century ago, but are still being deployed today on many models (mostly for rear wheels) due to their reliability and strong braking force. It is fixed to the tyre and rotates at the same speed. During braking, the brake shoe is pushed by hydraulic pressure to contact the inner edge of the brake drum, and the friction force generated by the contact is used to restrain the rotation of the tire so as to achieve the purpose of braking.

In the current manufacturing process of drum brake discs, the process route is as follows: the three procedures of blanking, forming and extruding punching ensure that the manufacturing work efficiency of the drum brake disc is low.

Therefore, the automobile brake disc die convenient to extrude is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a car brake disc mould convenient to extrusion to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an automobile brake disc die convenient for extrusion comprises a circular top plate and a circular bottom plate, wherein the center of the lower surface of the top plate is fixedly connected with an upper module, the four corners of the lower surface of the top plate are fixedly connected with guide posts, the upper surface of the bottom plate is fixedly connected with a damping block, the upper surface of the damping block is fixedly connected with a fixed plate, the center of the upper surface of the fixed plate is fixedly connected with a lower module matched with the upper module, four corners of the upper surface of the fixed plate are fixedly connected with guide pipes, the surface of the guide post is connected with the inner wall of the guide tube in a sliding way, the periphery and the center of the inner bottom wall of the lower module are both provided with circular grooves, and the inner walls of the five circular grooves are all connected with ejector rods in a sliding manner, the lower surfaces of the ejector rods are fixedly connected with compression springs, and the other ends of the compression springs are fixedly connected with the inner bottom walls of the circular grooves of the lower module.

Preferably, step holes extending to the lower surface of the upper module are formed in the periphery of the upper surface of the top plate, the upper die and the sealing plate are fixedly connected to the step surfaces of the four step holes, and the lower surface of the sealing plate is fixedly connected with the upper surface of the upper die of the punch.

Preferably, countersunk through holes are formed in the periphery of the inner bottom wall of the lower module, and the inner walls of the four countersunk through holes are fixedly connected with punch lower dies matched with the punch upper dies.

Preferably, a groove is formed in the upper surface of the ejector rod in the center of the upper surface of the lower module, and a spring positioning pin is arranged on the inner wall of the groove.

Preferably, the center of the upper surface of the fixing plate is provided with a through hole, and the surface of the bottom plate is provided with an inclined discharge chute.

Preferably, the number of the shock absorption blocks is six, the peripheral surfaces of the six shock absorption blocks are equidistantly arranged on the upper surface of the bottom plate, and the shock absorption blocks are made of polyurethane materials.

Advantageous effects

The utility model provides a car brake disc mould convenient to extrusion possesses following beneficial effect:

1. this automobile brake disc mould convenient to extrude through setting up mould and shrouding on the drift, makes things convenient for mould on this automobile brake disc mould convenient to extrude changes drift, through setting up spring locating pin, is convenient for fix a position tablet, and does benefit to the mode of spring locating pin location tablet, makes this mould operation simpler.

2. This automobile brake disc mould convenient to extrusion through setting up ejector pin and compression spring, can directly be ejecting after making the brake disc shaping, more makes things convenient for the workman to pick up, through setting up mould on the drift, drift lower mould, go up module and lower module, makes this mould can once only accomplish the shaping and extrude twice process that punches a hole to increase the efficiency of making.

Drawings

FIG. 1 is a schematic view of a front cross-sectional structure of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is a schematic cross-sectional view of M-M of FIG. 1;

FIG. 4 is a schematic cross-sectional view of the structure of FIG. 1 taken along line N-N.

In the figure: the device comprises a top plate 1, a bottom plate 2, an upper module 3, a guide post 4, a damping block 5, a fixing plate 6, a lower module 7, a guide pipe 8, an ejector rod 9, a compression spring 10, an upper punch 11, a sealing plate 12, a lower punch 13, a spring positioning pin 14 and a discharge chute 15.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides an automobile brake disc mould convenient to extrusion, including circular shape roof 1 and bottom plate 2, the lower surface center department fixedly connected with of roof 1 goes up module 3, the step hole that extends to the 3 lower surfaces of last module is all seted up all around to the upper surface of roof 1, and mould 11 and shrouding 12 on the equal fixedly connected with drift of step face in four step holes, mould 11's last fixed surface is connected on the lower surface of shrouding 12 and the drift, mould 11 and shrouding 12 on through setting up the drift, mould 11 on the convenient this automobile brake disc mould convenient to extrusion changes drift.

Equal fixedly connected with guide post 4 in lower surface four corners department of roof 1, the last fixed surface of bottom plate 2 is connected with snubber block 5, and the quantity of snubber block 5 is six, and the global equidistance setting of six snubber blocks 5 is on 2 upper surfaces of bottom plate, and snubber block 5 is the polyurethane material, through setting up snubber block 5, hard contact when avoiding this mould shaping, the life of extension mould.

The blown down tank 15 of slope is seted up on the surface of bottom plate 2, through setting up blown down tank 15, the convenient material excrement that dashes out can be discharged, the last fixed surface of snubber block 5 is connected with fixed plate 6, and the lower module 7 of the upper surface center department fixedly connected with of fixed plate 6 and last module 3 looks adaptation, the countersunk head through-hole has all been seted up all around to the interior diapire of lower module 7, and the inner wall fixedly connected with of four countersunk head through-holes and the drift of the last mould 11 looks adaptations of drift lower mould 13, through setting up the drift on mould 11, drift lower mould 13, go up module 3 and lower module 7, make this mould can once only accomplish the shaping and extrude twice process that punches a hole, thereby increase the efficiency of manufacturing.

The through-hole has been seted up to the upper surface center department of fixed plate 6, and the equal fixedly connected with stand pipe 8 in the upper surface four corners department of fixed plate 6, and the inner wall sliding connection of the surface of stand pillar 4 and stand pipe 8 through setting up stand pipe 8 and stand pillar 4, can guarantee the fashioned precision of this mould.

Circular recess has all been seted up to inner bottom wall four corners department and center department of lower module 7, and the equal sliding connection of inner wall of five circular recesses has ejector pin 9, and the lower fixed surface of ejector pin 9 is connected with compression spring 10, and compression spring 10's the other end and the inner bottom wall fixed connection of the circular recess of lower module 7, through setting up ejector pin 9 and compression spring 10, can directly be ejecting after making the brake disc shaping, more makes things convenient for the workman to pick up.

The upper surface of the ejector rod 9 at the center of the upper surface of the lower module 7 is provided with a groove, the inner wall of the groove is provided with a spring positioning pin 14, and the spring positioning pin 14 is arranged, so that the material sheet can be conveniently positioned, and the mode that the spring positioning pin 14 positions the material sheet is facilitated, and the operation of the die is simpler.

The working principle is as follows: when the automobile brake disc die convenient to extrude is used, the die is fixed on an oil press, a brake disc material sheet sleeve is arranged on the surface of a spring positioning pin 14, the oil press is operated, the brake disc is formed by extruding an upper die block 3 and a lower die block 7, an upper die 11 and a lower die 13 of a punch are extruded on the punch, an extruding and punching process is completed on the brake disc, flushed material excrement is discharged through a discharge chute 15, and two processes of forming and extruding and punching can be completed at one time by using the automobile brake disc die convenient to extrude, so that the manufacturing efficiency is increased, and the operation is simpler.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automobile brake disc mould convenient to extrusion, includes circular shape roof (1) and bottom plate (2), its characterized in that: the lower surface center of the top plate (1) is fixedly connected with an upper module (3), the four corners of the lower surface of the top plate (1) are fixedly connected with guide posts (4), the upper surface of the bottom plate (2) is fixedly connected with a damping block (5), the upper surface of the damping block (5) is fixedly connected with a fixing plate (6), the upper surface center of the fixing plate (6) is fixedly connected with a lower module (7) matched with the upper module (3), the four corners of the upper surface of the fixing plate (6) are fixedly connected with guide tubes (8), the surfaces of the guide posts (4) are in sliding connection with the inner walls of the guide tubes (8), circular grooves are formed in the four corners and the center of the inner bottom wall of the lower module (7), ejector rods (9) are in sliding connection with the inner walls of the five circular grooves, and compression springs (10) are fixedly connected with the lower surfaces of the ejector rods (9), and the other end of the compression spring (10) is fixedly connected with the inner bottom wall of the circular groove of the lower module (7).

2. The automobile brake disc die convenient to extrude of claim 1, wherein: the upper surface of roof (1) all sets up the step hole that extends to module (3) lower surface all around, and mould (11) and shrouding (12) on the equal fixedly connected with drift of the step face in four step holes, the upper surface fixed connection of mould (11) on the lower surface of shrouding (12) and the drift.

3. The automobile brake disc die convenient to extrude of claim 1, wherein: countersunk through holes are formed in the periphery of the inner bottom wall of the lower module (7), and the inner walls of the four countersunk through holes are fixedly connected with a punch lower die (13) matched with the punch upper die (11).

4. The automobile brake disc die convenient to extrude of claim 1, wherein: a groove is formed in the upper surface of the ejector rod (9) in the center of the upper surface of the lower module (7), and a spring positioning pin (14) is arranged on the inner wall of the groove.

5. The automobile brake disc die convenient to extrude of claim 1, wherein: the center of the upper surface of the fixing plate (6) is provided with a through hole, and the surface of the bottom plate (2) is provided with an inclined discharge chute (15).

6. The automobile brake disc die convenient to extrude of claim 1, wherein: the number of snubber blocks (5) is six, and six snubber blocks (5) global equidistance set up on bottom plate (2) upper surface, snubber blocks (5) are polyurethane material.