Forming die for A column

Abstract

The utility model discloses a forming die for a column A. The forming die comprises a base, a die cavity is formed in the surface of the top end of the base, a movable bin is arranged on the portion, on the left side of the die cavity, of the outer wall of the base, a bearing is arranged on the surface of the rear end of the movable bin, a double-end lead screw is fixedly connected to the bearing, and two transmission blocks are connected to the double-end lead screw in a threaded mode. Limiting plates are arranged on the surfaces of the right sides of the transmission blocks, and a model is placed in the middle of the model cavity. The two adjustable limiting plates are arranged in the model cavity, so that the double-end lead screw rotates on the bearing and drives the two groups of transmission blocks to move at the same time, and then the two groups of limiting plates are driven by the transmission blocks to move in the model cavity, so that the purpose of adjusting the internal space of the model cavity is achieved; and the mold cavity can be suitable for manufacturing of models of different sizes, the molding efficiency of the model is further improved, and a worker can conveniently use the molding mold.

Description

Technical Field

[0001] The utility model relates to the technical field of molds, in particular to a forming mold for an A-pillar. Background Art

[0002] The A-pillar of a car refers to the pillars located on both sides of the front windshield, that is, between the engine compartment and the cockpit, above the left and right rearview mirrors, which will block part of your turning vision, especially when turning left. The function of the A-pillar is to withstand and disperse the impact of rear-end collisions and effectively protect the safety of the passenger compartment. In the body structure, the position and shape of the ABC pillars are related to the overall layout, safety and driving comfort of the vehicle. They not only support the top of the cockpit, but also play an important role in protecting the members in the cockpit. When the vehicle rolls or overturns, the ABC pillars can effectively prevent the driver and passengers from being squeezed and deformed. Therefore, the A-pillar is an indispensable and important part of the car body structure, and the A-pillar is usually formed by injection molding. The existing A-pillar molding mold can basically meet the daily use needs, but there are still some shortcomings that need to be improved.

[0003] Most of the molding molds widely used on the market adopt an integrated design. The material is poured into the mold and pressurized by an external hydraulic press. However, when used in small factories, the mold type needs to be frequently changed due to the need to manufacture A-pillar parts of different sizes, making it inconvenient to use. For this reason, we propose an A-pillar molding mold to solve the above problem. Utility Model Content

[0004] The purpose of the utility model is to provide a forming die for an A-pillar to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a forming mold for an A-pillar, comprising a base, a model cavity is opened on the top surface of the base, a movable warehouse is arranged on the outer wall of the base on the left side of the model cavity, a bearing is arranged on the rear end surface of the movable warehouse, a double-headed screw is fixedly connected to the bearing, two groups of transmission blocks are threadedly connected to the double-headed screw, and limit plates are arranged on the right side surfaces of the transmission blocks, a model is placed in the middle of the model cavity, a bracket is arranged on the base, a hydraulic cylinder is arranged on the bracket, and an extrusion plate is arranged at the bottom of the hydraulic cylinder.

[0006] As a further preferred embodiment of the present technical solution, a mounting plate is provided between the hydraulic cylinder and the extrusion plate, two groups of sliding plates are slidably connected to the front and rear end surfaces of the mounting plate, a plurality of groups of limit blocks are provided on the bottom end surfaces of the sliding plates, a plurality of groups of limit grooves are provided on the outer walls of the extrusion plates corresponding to the inner end surfaces of the limit blocks, a sliding groove is provided on the top surface of the transmission block, a sliding block slides in the sliding groove, and the outer walls of the sliding blocks are fixedly connected to the outer walls of the sliding plates.

[0007] As a further preferred embodiment of the present technical solution, a measuring ruler is arranged between the transmission block and the base, a magnet is built into the base, the measuring ruler is fixed to the top surface of the base on the left side of the model cavity through the magnet, and the top of the measuring ruler is in contact with the bottom surface of the transmission block.

[0008] As a further preferred embodiment of the present technical solution, a handwheel is provided on the front end surface of the double-ended screw, and the handwheel is detachably connected to the double-ended screw by bolts.

[0009] As a further preferred embodiment of the present technical solution, two groups of the limit blocks are provided, and the limit grooves are formed as through holes matched with the limit blocks.

[0010] As a further preferred embodiment of the present technical solution, the slider is designed in a T-shape, the interior of the slide groove is opened into a shape that matches the slider, and the slider slides linearly in the slide groove.

[0011] As a further preferred embodiment of the present technical solution, the sliding plate is designed to be rectangular, and grooves matching the sliding plate are formed on the front and rear end surfaces of the mounting plate.

[0012] The utility model provides a forming mold for an A-pillar, which has the following beneficial effects:

[0013] 1. The utility model provides two adjustable limit plates in the model cavity, so that the double-headed screw rotates on the bearing and drives the two sets of transmission blocks to move, and then drives the two sets of limit plates to move in the model cavity through the transmission blocks, thereby achieving the purpose of adjusting the internal space of the model cavity, making the model cavity suitable for the manufacture of models of different sizes, further improving the molding efficiency of the model, and making it convenient for the staff to use the molding mold.

[0014] 2. The utility model arranges a mounting plate, a sliding plate, a limit block and a limit groove between the hydraulic cylinder and the extrusion plate, so that the double-headed screw drives the transmission block to move and simultaneously drives the slide groove to move, and then drives the sliding plate to slide in the mounting plate through the slider in the slide groove, and the sliding plate synchronously drives the limit block to slide into the limit groove, so as to achieve the purpose of replacing extrusion plates of different sizes, so that the mold can manufacture models of different sizes, which greatly improves the practicality of the device and is also convenient for the staff to disassemble and assemble the extrusion plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0016] Figure 2 It is a rear view structural schematic diagram of the utility model;

[0017] Figure 3 It is a schematic diagram of the first three-dimensional cross-sectional structure of the utility model;

[0018] Figure 4 It is a second three-dimensional cross-sectional structural schematic diagram of the utility model.

[0019] In the figure: 1. base; 2. model cavity; 3. movable chamber; 4. bearing; 5. double-headed screw; 6. transmission block; 7. limit plate; 8. model; 9. bracket; 10. hydraulic cylinder; 11. extrusion plate; 12. mounting plate; 13. sliding plate; 14. limit block; 15. limit groove; 16. slide groove; 17. slide block; 18. hand wheel; 19. measuring ruler. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0021] The utility model provides a technical solution: Figures 1 to 4 As shown, in this embodiment, a forming mold for an A-pillar includes a base 1, a model cavity 2 is opened on the top surface of the base 1, a movable bin 3 is provided on the outer wall of the base 1 on the left side of the model cavity 2, a bearing 4 is provided on the rear end surface of the movable bin 3, a double-headed screw 5 is fixedly connected to the bearing 4, two groups of transmission blocks 6 are threadedly connected to the double-headed screw 5, and limit plates 7 are provided on the right side surfaces of the transmission blocks 6, a model 8 is placed in the middle of the model cavity 2, a bracket 9 is provided on the base 1, a hydraulic cylinder 10 is provided on the bracket 9, and an extrusion plate 11 is provided at the bottom of the hydraulic cylinder 10.

[0022] By arranging two adjustable limit plates 7 in the model cavity 2, the double-headed screw 5 can rotate on the bearing 4 while driving the two sets of transmission blocks 6 to move, and then the two sets of limit plates 7 can be driven to move in the model cavity 2 by the transmission blocks 6, thereby achieving the purpose of adjusting the internal space of the model cavity 2, making the model cavity 2 suitable for the manufacture of models 8 of different sizes, further improving the molding efficiency of the model 8, and making it convenient for the staff to use the molding mold.

[0023] In other embodiments, a mounting plate 12 is provided between the hydraulic cylinder 10 and the extrusion plate 11, and two sets of sliding plates 13 are slidably connected in the front and rear end surfaces of the mounting plate 12, and multiple sets of limit blocks 14 are provided on the bottom end surface of the sliding plate 13, and multiple sets of limit grooves 15 are provided on the outer wall of the extrusion plate 11 corresponding to the inner end surface of the limit block 14, and the top surface of the transmission block 6 is provided with a slide groove 16, and a slider 17 is slid in the slide groove 16, and the outer wall of the slider 17 is fixedly connected to the outer wall of the sliding plate 13;

[0024] By arranging the mounting plate 12, the sliding plate 13, the limiting block 14 and the limiting groove 15 between the hydraulic cylinder 10 and the extrusion plate 11, the double-headed screw 5 drives the transmission block 6 to move while synchronously driving the slide groove 16 to move, and then the slider 17 in the slide groove 16 drives the sliding plate 13 to slide in the mounting plate 12, and the sliding plate 13 synchronously drives the limiting block 14 to slide into the limiting groove 15, so as to achieve the purpose of replacing the extrusion plates 11 of different sizes, so that the mold can manufacture models 8 of different sizes, which greatly improves the practicality of the device and also facilitates the staff to disassemble and assemble the extrusion plate 11.

[0025] In other embodiments, a measuring ruler 19 is provided between the transmission block 6 and the base 1, a magnet is built into the base 1, and the measuring ruler 19 is fixed on the top surface of the base 1 on the left side of the model cavity 2 through the magnet, and the top of the measuring ruler 19 is in contact with the bottom surface of the transmission block 6;

[0026] Through this design, when the two groups of transmission blocks 6 stop moving, by observing the position where the two groups of transmission blocks 6 stop on the measuring ruler 19, the distance between the two groups of transmission blocks 6 can be obtained, so that the staff can accurately understand the size of the model 8, so that the staff can fine-tune the size of the model 8 to be manufactured.

[0027] In other embodiments, a hand wheel 18 is provided on the front end surface of the double-ended screw rod 5, and the hand wheel 18 is detachably connected to the double-ended screw rod 5 by bolts;

[0028] This design makes it easier for the staff to rotate the double-ended screw 5 , which saves time and effort. When the hand wheel 18 is damaged, it can be replaced.

[0029] In other embodiments, two groups of limit blocks 14 are provided, and the limit slots 15 are provided as through holes adapted to the limit blocks 14;

[0030] This design can increase the contact area between the limit block 14 and the limit groove 15, thereby ensuring the stability of the connection between the mounting plate 12 and the extrusion plate 11 and preventing the extrusion plate 11 from loosening during use, thereby affecting the molding quality of the model cavity 2.

[0031] In other embodiments, the slider 17 is designed in a T-shape, and the interior of the slide groove 16 is opened into a shape that matches the slider 17, and the slider 17 slides linearly in the slide groove 16;

[0032] This design allows the slider 17 to fit fully with the slide groove 16 , thereby ensuring the stability of the slider 17 sliding up and down in the slide groove 16 and preventing the slider 17 from tilting and getting stuck during the sliding process in the slide groove 16 .

[0033] In other embodiments, the sliding plate 13 is designed in a rectangular shape, and grooves matching the sliding plate 13 are provided on the front and rear end surfaces of the mounting plate 12;

[0034] With this design, the sliding plate 13 can be slid into the mounting plate 12 , so that the sliding plate 13 and the limiting block 14 , driven by the slider 17 , can clamp the extrusion plates 11 of different sizes.

[0035] The utility model provides a forming mold for an A-pillar, and the specific working principle is as follows:

[0036] When in use, first slide the slider 17 in the slide groove 16, so that the slider 17 drives the sliding plate 13 to slide to align with the mounting plate 12, and then place the model 8 of the required size on the model cavity 2 in the middle of the two sets of limit plates 7, and then turn the hand wheel 18 to drive the double-headed screw 5 to rotate on the bearing 4, and while the bearing 4 is rotating, it synchronously drives the two sets of transmission blocks 6 to move on the double-headed screw 5 and gather to the middle of the double-headed screw 5, and the transmission block 6 drives the limit plate 7 to move synchronously at the same time. During the movement of the transmission block 6, the extrusion plate 11 matching the model 8 is placed on the bottom of the mounting plate 12, and the extrusion plate 11 is The limiting groove 15 is aligned with the limiting block 14. When the transmission block 6 moves, it will also drive the slide groove 16 to move, and then drive the sliding plate 13 through the slide groove 16, so that the limiting block 14 on the sliding plate 13 slides into the limiting groove 15, and achieves the purpose of installing the extrusion plate 11. While the extrusion plate 11 is installed, the two groups of limiting plates 7 clamp the model 8, and then take out the model 8, pour the material into the model cavity 2, and then drive the extrusion plate 11 through the hydraulic cylinder 10 through the mounting plate 12 to extrude the material in the model cavity 2 and shape it, and then take out the molded model 8 in the model cavity 2, and the purpose of A-pillar molding can be completed.

[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A molding die for an A-pillar, comprising a base (1), characterized in that: A model cavity (2) is provided on the top surface of the base (1), a movable bin (3) is provided on the outer wall of the base (1) on the left side of the model cavity (2), a bearing (4) is provided on the rear end surface of the movable bin (3), a double-headed screw (5) is fixedly connected to the bearing (4), two groups of transmission blocks (6) are threadedly connected to the double-headed screw (5), and the right surfaces of the transmission blocks (6) are all provided with limit plates (7), a model (8) is placed in the middle of the model cavity (2), a bracket (9) is provided on the base (1), a hydraulic cylinder (10) is provided on the bracket (9), and an extrusion plate (11) is provided at the bottom of the hydraulic cylinder (10).

2. The A-pillar forming mold according to claim 1, characterized in that: A mounting plate (12) is provided between the hydraulic cylinder (10) and the extrusion plate (11); two sets of sliding plates (13) are slidably connected in the front and rear end surfaces of the mounting plate (12); a plurality of limit blocks (14) are provided on the bottom end surface of the sliding plate (13); a plurality of limit grooves (15) are provided on the outer wall of the extrusion plate (11) corresponding to the inner end surface of the limit block (14); a sliding groove (16) is provided on the top surface of the transmission block (6); a sliding block (17) slides in the sliding groove (16); and the outer wall of the sliding block (17) is fixedly connected to the outer wall of the sliding plate (13).

3. The A-pillar forming mold according to claim 1, characterized in that: A measuring ruler (19) is arranged between the transmission block (6) and the base (1); a magnet is built into the base (1); the measuring ruler (19) is fixed to the top surface of the base (1) on the left side of the model cavity (2) via the magnet; the top of the measuring ruler (19) is in contact with the bottom surface of the transmission block (6).

4. The A-pillar forming mold according to claim 1, characterized in that: A hand wheel (18) is provided on the front end surface of the double-ended screw rod (5), and the hand wheel (18) is detachably connected to the double-ended screw rod (5) via bolts.

5. The A-pillar forming mold according to claim 2, characterized in that: The limiting blocks (14) are provided in two groups, and the limiting grooves (15) are provided as through holes adapted to the limiting blocks (14).

6. The A-pillar forming mold according to claim 2, characterized in that: The slider (17) is designed in a T-shape, and the interior of the slide groove (16) is opened into a shape that matches the slider (17), and the slider (17) slides linearly in the slide groove (16).

7. The A-pillar forming mold according to claim 2, characterized in that: The sliding plate (13) is designed to be rectangular, and grooves matching the sliding plate (13) are provided on the front and rear end surfaces of the mounting plate (12).

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