Drawing die for automobile cross beam support

Abstract

The utility model relates to the technical field of automobile cross beam production, in particular to an automobile cross beam support stretching die which comprises a lower die, an upper die, a punching groove and a jacking device, the surface of the lower die is provided with the punching groove, the upper die is arranged above the lower die, the jacking device is arranged in the lower die, and the punching groove is formed in the lower die. And the jacking device comprises a groove and a sliding hole, the groove is formed in the punching groove, the sliding hole is formed in the groove, the inner wall of the groove is slidably connected with a jacking block, and the lower surface of the jacking block is fixedly connected with a first spring. By arranging the jacking device, materials are effectively moved, the effect of jacking the materials in the punching groove is achieved, and the problems that when equipment is used, due to the fact that the materials are punched to be too compact in the punching groove, an operator is prone to being difficult to demold the materials rapidly, time and energy of the operator are wasted, and the production efficiency is improved are solved. And the tool efficiency is reduced, and the practicability of the equipment is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile cross beam production, especially to a stretching die for automobile cross beam support. BACKGROUND

[0002] 60%~70% of metal parts in automobile manufacturing need to be formed by plastic processing, and stamping processing is an important means to complete metal plastic forming, which is one of the most basic, traditional and important metal processing methods. In the production and use of automobile parts, the die is often used for shaping. Stretching is a processing method for making open hollow parts from flat blank or hollow workpiece under the pressure of a stretching die in a press. Therefore, a stretching die for automobile cross beam support is used for stamping.

[0003] The prior art such as the utility model with publication number CN202893991U discloses a stretching die for automobile cross beam support. The die comprises an upper die assembly and a lower die assembly. The upper die assembly and the lower die assembly have a cavity that matches the shape of the automobile cross beam support. The upper die assembly includes an upper die head. The lower surface of the upper die head has a groove that matches the outer surface of the automobile cross beam support. The top of the upper die head is connected to an upper die plate. The upper die plate is arranged at the bottom of a pressing plate. A group of guide rod positioning holes are arranged in the pressing plate. The lower die assembly includes a lower die head. The upper surface of the lower die head has a protrusion that matches the inner surface of the automobile cross beam support. The bottom of the lower die head is connected to a lower die plate. The lower die plate is arranged on a base plate. The base plate has a support seat. The support seat includes a pair of support plates. Each support plate has a pad at the bottom.

[0004] In daily work, the material is too compact in the stamping process, which makes it difficult for the operator to quickly demold the material, causing the operator to waste time and energy, and reducing the efficiency of the tooling. UTILITY MODEL CONTENTS

[0005] The utility model aims to solve the problem of difficult demolding of the material in the prior art and provides a stretching die for automobile cross beam support.

[0006] In order to achieve the above object, the utility model discloses the following technical scheme: a kind of automobile beam support stretch die, including lower mould, upper mould, punch groove and jacking device, the surface of the lower mould is equipped with punch groove, the upper mould is provided in the upper of the lower mould, the jacking device is arranged in the inside of lower mould, the jacking device includes recess and sliding hole, the recess is arranged in the inside of punch groove, the sliding hole is arranged in the inside of recess, the inner wall of the recess is slidably connected with jacking block, the lower surface of the jacking block is fixedly connected with first spring, and the end, away from jacking block, of first spring is fixedly connected with the inner wall of recess.

[0007] Further, the inner wall of the sliding hole is provided with a sliding groove, and the inner wall of the sliding hole is slidably connected with a stop block. By setting the stop block, the jacking block can be moved, reducing the difficulty of moving the jacking block during use of the equipment, and preventing the jacking block from being unable to eject the material.

[0008] Further, the side surface of the stop block is fixedly connected with a sliding block. By setting the sliding block, the stop block can be easily positioned.

[0009] Further, the sliding block is slidably connected with the inner wall of the sliding groove, and one end of the stop block abuts against the jacking block. By setting the sliding groove, the sliding block can be easily positioned and moved.

[0010] Further, the surface of the lower mould is provided with a limiting device, the limiting device includes a pressing groove and a limiting column, the pressing groove is arranged on the surface of the lower mould, and the limiting column is slidably connected with the inner wall of the pressing groove. By setting the limiting column, the material can be positioned, reducing the shaking of the material during use of the equipment, and preventing the occurrence of defective products during stamping of the equipment.

[0011] Further, one end of the limiting column is provided with a resisting groove. By setting the resisting groove, the second spring can be easily placed.

[0012] Further, the inner wall of the resisting groove is fixedly connected with a second spring, and the end, away from the resisting groove, of the second spring is fixedly connected with the inner wall of the pressing groove. By setting the second spring, the limiting column can be easily provided with a reset elastic force.

[0013] Compared with the prior art, the utility model has the advantages and positive effects that:

[0014] 1. In the utility model, when the equipment is used, the user places the material needing to be punched on the surface of the lower die, and then starts the upper die of the equipment to punch and form the material. When the equipment is used, the user presses the abutting block, and then the abutting block moves to drive the sliding block to move. When the abutting block moves, the abutting top-up block moves. When the top-up block moves, the first spring is displaced and deformed to generate elastic force. Then the top-up block moves to lift the material. The top-up device is arranged, effectively moves the material, lifts the material in the punching groove, reduces the situation that the material is too compact in the punching groove when the equipment is used, makes it difficult for the operator to quickly demold the material, causes the operator to waste time and energy, reduces the tool efficiency, and improves the practicability of the equipment.

[0015] 2. In the utility model, the limiting device is arranged. When the equipment is used, the user punches the upper die to abut against the limiting column to move. When the limiting column moves, the second spring is displaced and deformed to generate elastic force. When the limiting column moves, it enters the inside of the pressing groove. The limiting device is arranged, effectively limits the material placed on the lower die, plays a role in positioning the material, reduces the situation that the material placed on the surface of the lower die shakes when the equipment is used, causes material deviation, and causes the punched and formed material to have defective products. The practicability of the equipment is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 A three-dimensional structure schematic diagram of the automobile cross beam support stretching die is provided for the utility model;

[0017] Figure 2 A partial structure schematic diagram of the automobile cross beam support stretching die is provided for the utility model;

[0018] Figure 3 An internal structure schematic diagram of the automobile cross beam support stretching die is provided for the utility model;

[0019] Figure 4 A structure schematic diagram of the automobile cross beam support stretching die Figure 3 in the middle A is provided for the utility model;

[0020] Figure 5 A structure schematic diagram of the automobile cross beam support stretching die Figure 3 in the middle B is provided for the utility model.

[0021] Legend: 1, lower die; 2, upper die; 3, punching groove; 4, top-up device; 41, top-up block; 42, groove; 43, first spring; 44, abutting block; 45, sliding groove; 46, sliding block; 47, sliding hole; 5, limiting device; 51, pressing groove; 52, limiting column; 53, abutting groove; 54, second spring. DETAILED DESCRIPTION

[0022] Referring to Figures 1-5 The utility model provides a kind of technical scheme: a kind of automobile beam support stretch die, including lower mould 1, upper mould 2, punch groove 3 and jacking device 4, the surface of lower mould 1 is equipped with punch groove 3, and the upper of lower mould 1 is provided with upper mould 2.

[0023] The specific setting and role of the jacking device 4 and the limiting device 5 will be described below.

[0024] In this embodiment: jacking device 4 is arranged in the interior of lower mould 1, jacking device 4 includes recess 42 and sliding hole 47, recess 42 is arranged in the interior of punch groove 3, sliding hole 47 is arranged in the interior of recess 42, the inner wall of recess 42 is slidably connected with jacking block 41, the lower surface of jacking block 41 is fixedly connected with first spring 43, and the end, away from jacking block 41, of first spring 43 is fixedly connected with the inner wall of recess 42.

[0025] Specifically, the inner wall of sliding hole 47 is provided with sliding groove 45, and the inner wall of sliding hole 47 is slidably connected with abutment 44.

[0026] In this embodiment: by setting abutment 44, jacking block 41 can be moved, which reduces the difficulty of moving jacking block 41 when the equipment is in use, and prevents jacking block 41 from being unable to eject the material.

[0027] Specifically, the side surface of abutment 44 is fixedly connected with sliding block 46, and sliding block 46 is arranged to facilitate the limiting of abutment 44.

[0028] Specifically, sliding block 46 is slidably connected with the inner wall of sliding groove 45, one end of abutment 44 abuts against jacking block 41, and sliding groove 45 is arranged to facilitate the limiting and movement of sliding block 46.

[0029] In this embodiment: the surface of lower mould 1 is provided with limiting device 5, limiting device 5 includes pressing groove 51 and limiting column 52, pressing groove 51 is arranged on the surface of lower mould 1, and limiting column 52 is slidably connected with the inner wall of pressing groove 51.

[0030] In this embodiment: by setting limiting column 52, the material can be limited, which reduces the shaking of the material when the equipment is in use, and prevents the occurrence of defective products when the equipment is stamping.

[0031] Specifically, one end of limiting column 52 is provided with abutment groove 53, and abutment groove 53 is arranged to facilitate the arrangement of second spring 54.

[0032] Specifically, the inner wall of the abutting groove 53 is fixedly connected with the second spring 54, one end of the second spring 54 away from the abutting groove 53 is fixedly connected with the inner wall of the pressing groove 51, and the second spring 54 is arranged to facilitate the exertion of a reset elastic force on the limiting column 52.

[0033] Working principle: when the equipment is in use, the user places the material to be punched on the surface of the lower die 1, and then starts the upper die 2 of the equipment to punch and form the material. When the equipment is in use, the user presses the abutting block 44, which in turn moves the sliding block 46. When the abutting block 44 moves, it moves the lifting block 41. When the lifting block 41 moves, it drives the first spring 43 to displace and deform to generate elastic force. Then the lifting block 41 moves to lift the material. By arranging the lifting device 4, the material is effectively moved, which plays a role in lifting the material in the punching groove 3, reduces the situation that the material is too compact in the punching groove 3 during use of the equipment, and makes it difficult for the operator to quickly demold the material, causing the operator to waste time and energy and reducing the efficiency of the tooling. The practicality of the equipment is improved.

[0034] When the equipment is in use, the user punches, the upper die 2 moves the limiting column 52, when the limiting column 52 moves, it drives the second spring 54 to displace and deform to generate elastic force, when the limiting column 52 moves, it enters the inside of the pressing groove 51. By arranging the limiting device 5, the material placed on the lower die 1 is effectively limited, which plays a role in positioning the material. This reduces the situation that the material placed on the surface of the lower die 1 during use of the equipment is prone to shaking, causing material deviation and resulting in defective products of the punched and formed material. The practicality of the equipment is improved.

Claims

1. A stretch die for a cross member bracket of an automobile, comprising a lower die (1), an upper die (2), a die cavity (3) and a lift device (4), characterized in that: The surface of the lower mold (1) is provided with a punching groove (3), the upper mold (2) is arranged above the lower mold (1), the jacking device (4) is arranged in the lower mold (1), the jacking device (4) comprises a groove (42) and a sliding hole (47), the groove (42) is arranged in the punching groove (3), the sliding hole (47) is arranged in the groove (42), the inner wall of the groove (42) is slidably connected with a jacking block (41), the lower surface of the jacking block (41) is fixedly connected with a first spring (43), and the end, away from the jacking block (41), of the first spring (43) is fixedly connected with the inner wall of the groove (42). The inner wall of the sliding hole (47) is provided with a sliding groove (45), and the inner wall of the sliding hole (47) is slidably connected with a resisting block (44); the side surface of the resisting block (44) is fixedly connected with a sliding block (46); the sliding block (46) is slidably connected with the inner wall of the sliding groove (45), and the resisting block (44) abuts against one end of the jacking block (41).

2. The stretch die for a cross-car beam bracket of claim 1, wherein: The surface of the lower mold (1) is provided with a limiting device (5), the limiting device (5) comprises a pressing groove (51) and a limiting column (52), the pressing groove (51) is arranged on the surface of the lower mold (1), and the limiting column (52) is slidably connected with the inner wall of the pressing groove (51).

3. The stretch die for a cross-car beam bracket of claim 2, wherein: One end of the limiting column (52) is provided with a resisting groove (53).

4. The stretch die for an automobile cross beam support according to claim 3, wherein: The inner wall of the resisting groove (53) is fixedly connected with a second spring (54), and the end, away from the resisting groove (53), of the second spring (54) is fixedly connected with the inner wall of the pressing groove (51).

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