Automobile door frame sealing strip collision die

Abstract

The utility model provides an automobile door frame sealing strip collision die. The automobile door frame sealing strip collision die comprises a left die and a right die, the left die is formed by vertically butting a left upper die and a left lower die, the right die is formed by vertically butting a right upper die and a right lower die, the left upper die is positioned and butted to the left lower die through an inclined positioning block arranged at the end part, and the right upper die is positioned and butted to the right lower die through an inclined positioning block arranged at the end part; and taper fine positioning pin groups for left-right positioning and use positioning are arranged at four corners of the side surfaces of the left mold and the right mold. The utility model can effectively solve the problem of service life of the collision die cutting edge, so that the collision die cutting edge can be replaced timely after being damaged, and only a new cutting edge plate needs to be manufactured. The product quality and the production efficiency are improved, and the mold manufacturing cost and the mold maintenance cost are reduced.

Description

Technical Field

[0001] The utility model relates to a collision mould for automobile door frame sealing strips, and belongs to the technical field of secondary processing of automobile sealing strips. Background Art

[0002] In the traditional production and processing of automobile sealing strip collision, due to the nature of collision mold, the mold cutting edge will be damaged to varying degrees after long-term use, resulting in the degradation of collision parts quality and failure to meet delivery standards. The damaged cutting edge increases the time and difficulty of flash removal, which is not conducive to product production and reduces production efficiency. In addition, re-manufacturing the mold takes a long time and is costly. Summary of the invention

[0003] In order to solve the above technical problems, the utility model provides a car door frame sealing strip collision mold, which can effectively solve the problem of the service life of the collision mold cutting edge, so that it can be replaced in time after damage, and only a new cutting edge plate is needed. It improves product quality and production efficiency and reduces mold manufacturing costs.

[0004] The utility model is realized through the following technical solutions.

[0005] The utility model provides a car door frame sealing strip collision mold, comprising a left mold and a right mold which are symmetrical on both sides; the left mold is composed of a left upper mold and a left lower mold which are connected up and down, and the right mold is composed of a right upper mold and a right lower mold which are connected up and down, the left upper mold is positioned and connected to the left lower mold by an oblique positioning block arranged at the end, and the right upper mold is positioned and connected to the right lower mold by an oblique positioning block arranged at the end; the four corners of the sides of the left mold and the right mold are all provided with a taper precision positioning pin group for left and right positioning and use positioning.

[0006] Bases are fixed at the bottoms of the left mold and the right mold.

[0007] The left upper mold is composed of a left upper mold main board, an oblique positioning block is arranged at the lower edge of the end of the left upper mold main board, a left upper mold cutting edge plate is fixed to the side of the left upper mold main board by fixing screws, and a plurality of cutting edges are arranged at the bottom of the left upper mold cutting edge plate.

[0008] The left upper die cutting edge plate is positioned on the left upper die main board through a cylindrical pin.

[0009] The right upper mold is composed of a right upper mold main board, an oblique positioning block is arranged at the lower edge of the end of the right upper mold main board, a right upper mold cutting edge plate is fixed to the side of the right upper mold main board by fixing screws, and a plurality of grooves are arranged at the bottom of the right upper mold cutting edge plate.

[0010] The right upper die cutting edge plate is positioned on the right upper die main board through a cylindrical pin.

[0011] The left lower mold is composed of a left lower mold main board, an oblique positioning socket is arranged at the end of the left lower mold main board to match the oblique positioning block, a left lower mold cutting edge plate is fixed to the side of the left lower mold main board by fixing screws, a left middle template is arranged on the left lower mold main board and the left lower mold cutting edge plate, a cutting edge is arranged on the left middle template, and the left middle template is fixed to the left lower mold main board by fixing screws; the left middle template is positioned on the left lower mold main board by a cylindrical pin.

[0012] The right lower mold is composed of a right lower mold main board, an oblique positioning socket is arranged at the end of the right lower mold main board to match the oblique positioning block, a right lower mold cutting edge plate is fixed to the side of the right lower mold main board by fixing screws, a right middle mold plate is arranged on the right lower mold main board and the right lower mold cutting edge plate, and the right lower mold cutting edge plate is fixed to the right lower mold main board by fixing screws; the right lower mold cutting edge plate is positioned on the right lower mold main board by a cylindrical pin.

[0013] The beneficial effects of the utility model are: it can effectively solve the problem of the service life of the cutting edge of the collision mold, so that it can be replaced in time after damage, and only a new cutting edge plate is needed. It improves product quality and production efficiency, reduces mold manufacturing costs, and reduces mold maintenance costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of at least one embodiment of the utility model;

[0015] Figure 2 for Figure 1 Schematic diagram of the structure of the upper left mold in the middle;

[0016] Figure 3 for Figure 1 Schematic diagram of the structure of the upper right mold in the middle;

[0017] Figure 4 for Figure 1 Schematic diagram of the structure of the lower left mold;

[0018] Figure 5 for Figure 1 Schematic diagram of the structure of the lower right mold.

[0019] In the figure: 1-upper left die, 2-upper right die, 3-lower left die, 4-lower right die, 5-base, 6-upper left die main board, 7-oblique positioning block, 8-left upper die cutting edge plate, 9-taper precision positioning pin group, 10-fixing screw, 11-cylindrical pin, 12-cutting edge, 13-right upper die cutting edge plate, 14-right upper die main board, 15-lower left die main board, 16-oblique positioning nest, 17-lower left die cutting edge plate, 18-left middle template, 19-lower right die cutting edge plate, 20-lower right die main board, 21-right middle template. DETAILED DESCRIPTION

[0020] The technical solution of the utility model is further described below, but the scope of protection required is not limited to the description.

[0021] The first embodiment of the present invention relates to Figures 1 to 5 The illustrated embodiment of the automobile door frame sealing strip collision mold comprises a left mold and a right mold which are symmetrical on both sides; the left mold is composed of a left upper mold 1 and a left lower mold 3 which are connected up and down, and the right mold is composed of a right upper mold 2 and a right lower mold 4 which are connected up and down, the left upper mold 1 is positioned and connected to the left lower mold 3 by an oblique positioning block 7 arranged at the end, and the right upper mold 2 is positioned and connected to the right lower mold 4 by an oblique positioning block 7 arranged at the end; the four corners of the side surfaces of the left mold and the right mold are provided with a tapered precision positioning pin group 9 for left and right positioning and use positioning.

[0022] Further, the bottom of the left mold and the right mold are both fixed with a base 5. Generally, the base 5 is fixed to the device by fixing screws.

[0023] This allows manual removal of product flash after collision, without tool trimming, saving product processing cycle and reducing product processing costs. The damaged left and right mold edge plates can also be replaced, saving mold manufacturing costs and mold processing cycles, ensuring product delivery cycles, and improving production efficiency.

[0024] The second embodiment of the utility model is substantially the same as the first embodiment, mainly in that the left upper mold 1 is composed of a left upper mold main board 6, the oblique positioning block 7 is arranged at the lower edge of the end of the left upper mold main board 6, and a left upper mold cutting plate 8 is fixed to the side of the left upper mold main board 6 by fixing screws 10, and the left upper mold cutting plate 8 has a plurality of cutting edges 12 at the bottom.

[0025] Furthermore, the left upper die cutting edge plate 8 is positioned on the left upper die main plate 6 by means of a cylindrical pin 11 .

[0026] Similarly, the right upper mold 2 is composed of a right upper mold main board 14, the oblique positioning block 7 is arranged at the lower edge of the end of the right upper mold main board 14, and the right upper mold cutting edge plate 13 is fixed to the side of the right upper mold main board 14 by fixing screws 10, and the bottom of the right upper mold cutting edge plate 13 has multiple grooves.

[0027] Furthermore, the right upper die cutting edge plate 13 is positioned on the right upper die main plate 14 through the cylindrical pin 11 .

[0028] The upper and lower molds are inlaid with high-hardness and high-performance cutting edge plates at the front end of the collision surface. The cutting edge plates are positioned by cylindrical pins and fixed by fixing screws. It is convenient to make and replace the cutting edge plates after the collision mold cutting edge is damaged, so as to achieve accurate positioning, short mold processing cycle, low processing cost, and easy replacement. The upper and lower cutting edge plates of the left mold are made with cutting edges, and the upper and lower cutting edge plates of the right mold are flat, which reduces the collision strength of the collision mold cutting edge and prolongs the service life of the cutting edge.

[0029] The third embodiment of the utility model is substantially the same as the first embodiment, mainly in that the left lower mold 3 is composed of a left lower mold main board 15, an oblique positioning recess 16 is provided at the end of the left lower mold main board 15 to match the oblique positioning block 7, a left lower mold cutting edge plate 17 is fixed to the side of the left lower mold main board 15 by a fixing screw 10, a left middle template 18 is placed on the left lower mold main board 15 and the left lower mold cutting edge plate 17, a cutting edge 12 is provided on the left middle template 18, and the left middle template 18 is fixed to the left lower mold main board 15 by the fixing screw 10; the left middle template 18 is positioned on the left lower mold main board 15 by a cylindrical pin 11.

[0030] Similarly, the right lower mold 4 is composed of a right lower mold main board 20, an oblique positioning recess 16 is provided at the end of the right lower mold main board 20 to match the oblique positioning block 7, a right lower mold cutting plate 19 is fixed to the side of the right lower mold main board 20 by a fixing screw 10, a right middle mold plate 21 is placed on the right lower mold main board 20 and the right lower mold cutting plate 19, and the right lower mold cutting plate 19 is fixed to the right lower mold main board 20 by the fixing screw 10; the right lower mold cutting plate 19 is positioned on the right lower mold main board 20 by a cylindrical pin 11.

[0031] The main working principle is that after all structures are installed, debugged and reset, one end of the sealing strip is inserted from the bell mouth of the left lower mold 3, and the other end of the sealing strip is inserted from the bell mouth of the right lower mold 3. After the sealing strip is installed, the left and right upper molds are molded with the left and right lower molds through the oblique positioning block 7 and the oblique positioning socket 16, and the docking film is attached to the edge 12 area of ​​the left mold. The left and right molds are molded together, and the equipment is vulcanized. After the vulcanization is completed, the equipment opens the mold, and the parts are rotated by holding the parts to take out the parts from the left and right middle molds to complete the demoulding. The left and right lower molds are opened, the flash of the collision surface is cleaned, and a new sealing strip is inserted, and then the next collision is carried out.

[0032] Therefore, the utility model adopts a design in which the cutting edge plate and the main body are separated, the contact area of ​​the collision surface is increased, a standard taper precision positioning pin group is adopted, the cutting edge design scheme is optimized, and other measures are taken to reduce the mold maintenance cost, improve production efficiency and product quality, and reduce the mold manufacturing cost.

Claims

1. A collision mold for automobile door frame sealing strips, comprising a left mold and a right mold that are bilaterally symmetrical, characterized in that: The left mold is composed of a left upper mold (1) and a left lower mold (3) connected in upper and lower parts, and the right mold is composed of a right upper mold (2) and a right lower mold (4) connected in upper and lower parts. The left upper mold (1) is positioned and connected to the left lower mold (3) by an oblique positioning block (7) provided at the end, and the right upper mold (2) is positioned and connected to the right lower mold (4) by an oblique positioning block (7) provided at the end; the four corners of the side surfaces of the left mold and the right mold are provided with a taper precision positioning pin group (9) for left and right positioning and use positioning; the left upper mold (1) is composed of a left upper mold main board (6), and the oblique positioning block ( 7) is arranged at the lower edge of the end of the left upper mold main board (6), and a left upper mold cutting edge plate (8) is fixed to the side of the left upper mold main board (6) by fixing screws (10), and the bottom of the left upper mold cutting edge plate (8) has multiple cutting edges (12); the right upper mold (2) is composed of a right upper mold main board (14), the oblique positioning block (7) is arranged at the lower edge of the end of the right upper mold main board (14), and a right upper mold cutting edge plate (13) is fixed to the side of the right upper mold main board (14) by fixing screws (10), and the bottom of the right upper mold cutting edge plate (13) has multiple grooves.

2. The automobile door frame sealing strip collision mold according to claim 1, characterized in that: Bases (5) are fixed at the bottoms of the left mold and the right mold.

3. The automobile door frame sealing strip collision mold according to claim 1, characterized in that: The left upper die cutting edge plate (8) is positioned on the left upper die main plate (6) via a cylindrical pin (11).

4. The automobile door frame sealing strip collision mold according to claim 1, characterized in that: The right upper die cutting edge plate (13) is positioned on the right upper die main plate (14) via a cylindrical pin (11).

5. The automobile door frame sealing strip collision mold according to claim 1, characterized in that: The left lower mold (3) is composed of a left lower mold main board (15), an oblique positioning recess (16) is provided at the end of the left lower mold main board (15) to match the oblique positioning block (7), a left lower mold cutting edge plate (17) is fixed to the side of the left lower mold main board (15) by means of fixing screws (10), a left middle template (18) is placed on the left lower mold main board (15) and the left lower mold cutting edge plate (17), a cutting edge (12) is provided on the left middle template (18), and the left middle template (18) is fixed to the left lower mold main board (15) by means of fixing screws (10); the left middle template (18) is positioned on the left lower mold main board (15) by means of cylindrical pins (11).

6. The automobile door frame sealing strip collision mold according to claim 1, characterized in that: The right lower mold (4) is composed of a right lower mold main board (20); an oblique positioning recess (16) is provided at the end of the right lower mold main board (20) to match the oblique positioning block (7); a right lower mold cutting edge plate (19) is fixed to the side of the right lower mold main board (20) by means of fixing screws (10); a right middle mold plate (21) is placed on the right lower mold main board (20) and the right lower mold cutting edge plate (19); the right lower mold cutting edge plate (19) is fixed to the right lower mold main board (20) by means of fixing screws (10); and the right lower mold cutting edge plate (19) is positioned on the right lower mold main board (20) by means of cylindrical pins (11).

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