CN212384396U

CN212384396U - Die structure for automobile stamping part

Info

Publication number: CN212384396U
Application number: CN202020735664.3U
Authority: CN
Inventors: 范文彬
Original assignee: Dongguan Syh Tooling Co ltd
Current assignee: Dongguan Syh Tooling Co ltd
Priority date: 2020-05-07
Filing date: 2020-05-07
Publication date: 2021-01-22
Anticipated expiration: 2030-05-07

Abstract

The utility model relates to the technical field of stamping dies, in particular to a die structure for automobile stamping parts, which comprises a workbench, wherein the center of the workbench is inwards sunken to form a workpiece processing area, the upper end surface of the workpiece processing area is provided with a first hydraulic oil cylinder, the end part of a piston rod of the first hydraulic oil cylinder is connected with an upper die mounting seat, and the bottom surface of the upper die mounting seat is provided with a plurality of different upper dies; a second hydraulic cylinder is arranged on the lower end face of the workpiece machining area, the end part of a piston rod of the second hydraulic cylinder is connected with a lower die mounting seat, and a lower die matched with the upper die is arranged on the upper end face of the lower die mounting seat; the lower terminal surface of workstation is equipped with the vertical motor that upwards sets up, is connected with the work piece in the pivot of motor and places the seat, and the work piece is placed and is equipped with the standing groove that a plurality of is used for placing the work piece in the seat. The utility model discloses the promotion of preferred stability among the automobile punching press process to the reduction manufacturing cost of preferred.

Description

Die structure for automobile stamping part

Technical Field

The utility model relates to a stamping die technical field, specifically speaking relates to a mould structure for automobile punching part.

Background

In the production process of automobiles, a plurality of workpieces are complex in structure and are usually punched for multiple times. For example, if the stamping part needs four times of forming, four forming stations are needed to complete the whole forming action in sequence, and corresponding dies are developed according to different products, and punches with different tonnages are selected for production. This kind of traditional scheme has certain limitation, if adopt many sets of moulds to produce respectively, then the management degree of difficulty increases to equipment utilization is not high, and the retooling time is long moreover, and production efficiency is low, still can consume a large amount of electrical resources, can make the manufacturing cost of product rise. Therefore, further improvement on the existing automobile stamping part die is needed.

The patent document with publication number CN208178231U discloses a die structure for automobile punching parts, which comprises an upper die plate and a lower die plate, wherein the upper die plate is connected with a punching machine, a plurality of upper dies with different shapes are arranged on the upper die plate, a plurality of lower dies with different shapes are arranged on the lower die plate, the upper dies correspond to the lower dies in position, a manipulator is further arranged on one side of the lower die plate, and the manipulator is used for carrying workpieces between the adjacent lower dies. Although the utility model discloses a through the manipulator transport between every mould just can accomplish the punching press of whole work piece, promote production efficiency and rate of equipment utilization, but through the transport of manipulator, can't ensure at every turn can both be comparatively accurate with the work piece from a mould transport to next mould on, will lead to the damage of stamping workpiece when the error appears in work piece and mould cooperation.

SUMMERY OF THE UTILITY MODEL

The utility model provides a defect that ordinary mould structure for automobile punching part that exists can't be comparatively stable carries out continuous punching press to automobile mold, the utility model provides a mould structure for automobile punching part. The stamping machine can realize the function of continuously and stably stamping workpieces.

In order to solve the technical problem, the utility model discloses a following technical scheme can solve:

a die structure for automobile stamping parts comprises a workbench, wherein the center of the workbench is inwards sunken to form a workpiece processing area, a first mounting cavity is formed in the upper end face of the workpiece processing area, a plurality of first hydraulic cylinders which are arranged downwards are uniformly distributed in the first mounting cavity, the end parts of piston rods of the first hydraulic cylinders are commonly connected with an annular upper die mounting seat, and a plurality of different upper dies are arranged on the bottom surface of the upper die mounting seat; a second mounting cavity is formed in the lower end face of the workpiece machining area, a plurality of second hydraulic cylinders which are arranged upwards are arranged in the second mounting cavity, the end parts of piston rods of the plurality of second hydraulic cylinders are connected with a lower die mounting seat which is annular, and a lower die matched with the upper die is arranged on the upper end face of the lower die mounting seat; the center department of second installation cavity is equipped with the motor mount pad, is equipped with the vertical motor that upwards sets up in the motor mount pad, is connected with the work piece in the pivot of motor and places the seat, and the work piece is placed and is equipped with the standing groove that a plurality of is used for placing the work piece in the seat.

Through the arrangement of the upper die mounting seat, the lower die mounting seat, the motor and the workpiece placing seat of the utility model, the die structure for the automobile stamping part can be more stable in use, and the stability in the automobile stamping process is better improved; and manufacturing cost is preferably reduced.

Preferably, the workpiece placing seat is provided with a plurality of square through holes, and the inner walls of the bottom ends of the square through holes extend towards the center to form placing grooves; the workpiece placing seat is provided with a fixing mechanism used for fixing the workpiece, the fixing mechanism comprises slide rails arranged at two ends of the placing groove, a matched L-shaped slide block is arranged in the slide rails, and one end of the workpiece placing seat, which is located on the slide rails, is fixedly connected with the L-shaped slide block and is used for pushing a first electric push rod of the L-shaped slide block.

Through the utility model discloses a stability of this a mould structure for automobile punching part in the operation can be in the promotion of preferred in fixing mechanism's setting.

Preferably, the end face, far away from first electric putter, of the L-shaped slider is provided with a second electric putter that sets up vertically downwards, and the bottom of second electric putter is provided with and is used for leaning on the fixed plate on the work piece.

Through the utility model discloses a setting of second electric putter and fixed plate, this mould structure's that is used for automobile punching part suitability of promotion that can the preferred.

Preferably, the end face, far away from first electric putter, of the L-shaped slider is provided with a chute which is vertically arranged, and the end of the fixing plate is provided with an ear part which is positioned in the chute and is in clearance fit with the chute.

Through the utility model discloses a spout and ear's setting, this a mould structure stability when the operation that is used for automobile punching part of promotion that can the preferred.

Preferably, the bottom end of the fixing plate is provided with a rubber pad.

Through the utility model discloses a setting of rubber pad can avoid car work piece to take place to slide, the promotion of preferred should be used for the stability of automobile punching part's mould structure when the operation.

Preferably, the number of the first hydraulic oil cylinders is 4-6, and the number of the second hydraulic oil cylinders is 4-6.

Through the utility model discloses a setting of first hydraulic cylinder and second hydraulic cylinder quantity can enough make the stability that goes up mould mount pad and bed die mount pad have the preferred when removing, has avoided again because the quantity of first hydraulic cylinder or second hydraulic cylinder is too much and lead to manufacturing cost too big.

Drawings

Fig. 1 is a schematic structural view of a die structure for automobile stampings in example 1.

Fig. 2 is a cross-sectional view of the die structure for the automobile stamping part of fig. 1.

Fig. 3 is a structural view of the workpiece holder of fig. 1.

Fig. 4 is an enlarged view of a portion a in fig. 3.

The names of the parts indicated by the numerical references in the drawings are as follows:

110. a work table; 111. a workpiece processing area; 120. a first hydraulic cylinder; 130. an upper die mounting base; 131. an upper die; 140. a second mounting cavity; 150. a second hydraulic cylinder; 160. a lower die mounting base; 161. a lower die; 170. a motor mounting seat; 180. a workpiece placing seat; 210. a first mounting cavity; 220. a motor; 310. a placement groove; 320. a square through hole; 330. a slide rail; 340. an L-shaped slider; 350. a first electric push rod; 360. a second electric push rod; 370. a fixing plate; 410. a chute; 420. an ear portion; 430. and (7) a rubber pad.

Detailed Description

For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples. It is to be understood that the examples are illustrative of the invention only and are not limiting.

Example 1

As shown in fig. 1 to 4, the present embodiment provides a die structure for automobile stamping parts, which includes a workbench 110, a workpiece processing area 111 is formed by inward recessing a center of the workbench 110, a first mounting cavity 210 is disposed on an upper end surface of the workpiece processing area 111, a plurality of first hydraulic cylinders 120 disposed downward are uniformly distributed in the first mounting cavity 210, end portions of piston rods of the plurality of first hydraulic cylinders 120 are commonly connected to an annular upper die mounting seat 130, and a plurality of different upper dies 131 are disposed on a bottom surface of the upper die mounting seat 130; a second mounting cavity 140 is formed in the lower end face of the workpiece machining area 111, a plurality of second hydraulic cylinders 150 which are arranged upwards are arranged in the second mounting cavity 140, the end portions of piston rods of the plurality of second hydraulic cylinders 150 are connected with a circular lower die mounting seat 160, and a lower die 161 which is matched with the upper die 131 is arranged on the upper end face of the lower die mounting seat 160; the center of the second mounting cavity 140 is provided with a motor mounting seat 170, a motor 220 which is vertically and upwardly arranged is arranged in the motor mounting seat 170, a rotating shaft of the motor 220 is connected with a workpiece placing seat 180, and a plurality of placing grooves 310 for placing workpieces are arranged in the workpiece placing seat 180.

With the arrangement of the upper die mounting base 130, the lower die mounting base 160, the motor 220 and the workpiece placing base 180 in the present embodiment, when punching an automobile workpiece, the automobile workpiece is placed in the placing groove 310 of the workpiece placing base 180 between the upper die 131 and the lower die 161 required for the first step of machining, and then the first hydraulic cylinder 120 and the second hydraulic cylinder 150 are driven to move the upper die 131 and the lower die 131 toward the placing groove 310, so that the punching of the automobile workpiece is completed; then, the first hydraulic oil cylinder 120 and the second hydraulic oil cylinder 150 are driven to move towards the end far away from the placing groove 310, the motor 220 is driven, so that the automobile workpiece which is punched in the first step moves to a position between the upper die 131 and the lower die 161 on one side, a new automobile workpiece can be placed in the placing groove 310 between the upper die 131 and the lower die 161 used in the first step, and then the first hydraulic oil cylinder 120 and the second hydraulic oil cylinder 150 are driven to punch the automobile workpiece in the placing groove 310; the above operations are repeated in sequence, so that the automobile workpieces complete the stamping steps in sequence, and when the automobile workpieces complete all the stamping steps and move to a position between the upper die 131 and the lower die 161 used for the first-step processing, the stamped parts which complete all the stamping steps are taken down and replaced by new stamped parts; and repeating the steps to complete the sequential stamping of the automobile stamping parts. Compared with the die structure for the automobile stamping part in the comparison file, the die structure for the automobile stamping part in the embodiment has the advantages that the transportation of the automobile stamping part is completed through the rotatable workpiece placing seat 180, the transportation of the workpiece is more stable in use through the mechanical arm transportation, and the stability in the automobile stamping process is better improved; and manufacturing cost is preferably reduced. (it should be noted that the upper dies 131 required for completing the stamping process of the automobile stamping part in this embodiment are sequentially connected to the upper die mounting base 130, the spacing between each adjacent upper die 131 is equal, and the lower die 161 matched with each upper die 131 is arranged below).

In this embodiment, the workpiece placing seat 180 is provided with a plurality of square through holes 320, and the inner walls of the bottom ends of the square through holes 320 extend towards the center to form a placing groove 310; the workpiece placing seat 180 is provided with a fixing mechanism for fixing a workpiece, the fixing mechanism comprises sliding rails 330 arranged at two ends of the placing groove, a matched L-shaped sliding block 340 is arranged in the sliding rails 330, and one end of the workpiece placing seat 180, which is positioned on the sliding rails 330, is fixedly connected with the L-shaped sliding block 340 and is used for pushing a first electric push rod 350 of the L-shaped sliding block 340.

Through the setting of the fixing mechanism in this embodiment, after the automobile workpiece is placed in the placing groove 310, the first electric push rod 350 is driven to enable the bottom surface of the L-shaped sliding block 340 to be tightly abutted to the automobile workpiece, so that the automobile workpiece is fixed, the automobile workpiece is prevented from shaking in the stamping process, and the stability of the mold structure for the automobile stamping workpiece in operation is improved better.

In this embodiment, the end surface of the L-shaped slider 340 away from the first electric push rod 350 is provided with a second electric push rod 360 vertically and downwardly disposed, and the bottom end of the second electric push rod 360 is provided with a fixing plate 370 for abutting against a workpiece.

Through the arrangement of the second electric push rod 360 and the fixing plate 370 in the embodiment, when the die structure for automobile punching parts operates, after an automobile workpiece is placed in the placing groove 310, the first electric push rod 350 can be driven to move the L-shaped slider 340 to the side of the automobile workpiece, and then the second motor 360 is driven to enable the end portion of the fixing plate 370 to be abutted against the automobile workpiece, so that the die structure for automobile punching parts can fix automobile workpieces with different thicknesses, and therefore the applicability of the die structure for automobile punching parts is improved better.

In this embodiment, a vertically disposed sliding slot 410 is disposed on an end surface of the L-shaped slider 340 away from the first electric push rod 350, and an ear portion 420 disposed in the sliding slot 410 and in clearance fit with the sliding slot 410 is disposed at an end of the fixing plate 370.

Through the setting of spout 410 and ear 420 in this embodiment, can make fixed plate 370 more stable when removing through the cooperation of ear 420 and spout 410 on fixed plate 370, the better stability when having promoted fixed automobile workpiece to the promotion of preferred should be used for the stability of automobile punching part's die structure when the operation.

In this embodiment, a rubber pad 430 is disposed at the bottom end of the fixing plate 370.

Through the arrangement of the rubber pad 430 in the embodiment, when the fixing plate 370 is tightly abutted to the automobile workpiece, the automobile workpiece is prevented from sliding through the cooperation between the rubber pad 430 and the automobile workpiece, so that the stability of the die structure for the automobile stamping part during operation is improved better.

In this embodiment, the number of the first hydraulic cylinders 120 is 4-6, and the number of the second hydraulic cylinders 150 is 4-6.

By setting the number of the first hydraulic cylinders 120 and the second hydraulic cylinders 150 in this embodiment, the upper mold mounting base 130 and the lower mold mounting base 160 have better stability during movement, and the excessive manufacturing cost caused by the excessive number of the first hydraulic cylinders 120 or the second hydraulic cylinders 150 is avoided.

In short, the above description is only a preferred embodiment of the present invention, and all the equivalent changes and modifications made in accordance with the claims of the present invention should be covered by the scope of the present invention.

Claims

1. The utility model provides a mould structure for automobile punching part which characterized in that: the hydraulic press comprises a workbench (110), wherein the center of the workbench (110) is inwards sunken to form a workpiece processing area (111), a first installation cavity (210) is formed in the upper end face of the workpiece processing area (111), a plurality of first hydraulic oil cylinders (120) which are arranged downwards are uniformly distributed in the first installation cavity (210), the end parts of piston rods of the plurality of first hydraulic oil cylinders (120) are jointly connected with an upper die installation seat (130) which is in a ring shape, and a plurality of different upper dies (131) are arranged on the bottom surface of the upper die installation seat (130); a second mounting cavity (140) is formed in the lower end face of the workpiece machining area (111), a plurality of second hydraulic cylinders (150) which are arranged upwards are arranged in the second mounting cavity (140), the end portions of piston rods of the second hydraulic cylinders (150) are connected with a circular lower die mounting seat (160) together, and a lower die (161) matched with the upper die (131) is arranged on the upper end face of the lower die mounting seat (160); the center of the second mounting cavity (140) is provided with a motor mounting seat (170), a motor (220) which is vertically and upwards arranged is arranged in the motor mounting seat (170), a rotating shaft of the motor (220) is connected with a workpiece placing seat (180), and a plurality of placing grooves (310) for placing workpieces are arranged in the workpiece placing seat (180).

2. A die structure for automotive stampings, as claimed in claim 1, characterized by: the workpiece placing seat (180) is provided with a plurality of square through holes (320), and the inner walls of the bottom ends of the square through holes (320) extend towards the center to form placing grooves (310); the workpiece placing seat (180) is provided with a fixing mechanism for fixing the workpiece, the fixing mechanism comprises sliding rails (330) arranged at two ends of the placing groove, a matched L-shaped sliding block (340) is arranged in the sliding rails (330), and one end of the workpiece placing seat (180) located on the sliding rails (330) is fixedly connected with the L-shaped sliding block (340) and is used for pushing a first electric push rod (350) of the L-shaped sliding block (340).

3. A die structure for automotive stampings, as claimed in claim 2, characterized by: the end face, far away from first electric putter (350), on L type slider (340) is equipped with vertical second electric putter (360) that set up downwards, and the bottom of second electric putter (360) is equipped with and is used for leaning on fixed plate (370) on the work piece.

4. A die structure for automotive stampings, according to claim 3, characterized by: the end face, far away from the first electric push rod (350), of the L-shaped sliding block (340) is provided with a vertically arranged sliding groove (410), and the end part of the fixing plate (370) is provided with an ear part (420) which is positioned in the sliding groove (410) and is in clearance fit with the sliding groove (410).

5. A die structure for automotive stampings, according to claim 3, characterized by: the bottom end of the fixed plate (370) is provided with a rubber pad (430).

6. A die structure for automotive stampings, as claimed in claim 1, characterized by: the number of the first hydraulic oil cylinders (120) is 4-6, and the number of the second hydraulic oil cylinders (150) is 4-6.