Automobile accessory mold polishing device

Abstract

The utility model relates to the field of polishing devices, in particular to an automobile accessory mold polishing device which comprises a bearing table, an operation table, a clamping assembly and a polishing assembly. An operation table used for containing an automobile part mold is arranged in the middle of the upper portion of the bearing table, and clamping assemblies which are used for adjusting according to the shape and size of the automobile part mold, fixing and clamping the automobile part mold and are in sliding connection with the bearing table are symmetrically arranged on the two sides of the operation table. According to the grinding device, the clamping assembly is used for adjusting according to the shape and size of an automobile part mold and fixedly clamping the automobile part mold, then the grinding assembly is used for grinding the mold, adjustment can be conducted according to the requirements of different parts through the adjustable clamping structure, stable clamping is ensured, the grinding precision and efficiency are improved, and the grinding efficiency is improved. Due to the flexibility, the same set of grinding device can be suitable for more types of automobile parts, the production cost and the complexity of replacing a clamp are reduced, and the grinding quality and the consistency of products can be improved.

Description

Technical Field

[0001] The utility model relates to the field of grinding devices, especially the grinding device for automobile parts molds. Background Art

[0002] Automobile parts are each unit that constitutes an entire automobile and a product serving the automobile. They include parts, joints, assemblies (including their basic parts), and aggregates applicable to an automobile, all of which can be collectively referred to as automobile parts. Automobile parts molds are indispensable tools in the automobile manufacturing industry. They are specifically designed to produce various automobile parts. Generally speaking, automobile molds include molds for manufacturing all parts on an automobile, such as injection molds, stamping molds, forging molds, casting wax molds, glass molds, etc. These molds are classified and applied according to different forming processes and material requirements. Moreover, automobile parts molds are important tools in the automobile manufacturing industry. Through different forming processes and material selections, they produce various high-quality automobile parts, providing strong support for the development of the automobile industry.

[0003] Most of the clamping structures in existing grinding devices are used in a one-way fixed manner. Since different accessory molds have different shapes and sizes, if the clamping structure is not convenient to adjust, it is impossible to make precise adjustments according to the specific shape, size, and processing requirements of the mold. This may cause the mold to have a position deviation or shake during the processing, thus affecting the processing accuracy, and may also require the machine to stop for adjustment and repair, which will further reduce the production efficiency.

[0004] Therefore, aiming at the problem that most of the clamping structures in the existing grinding devices are used in a one-way fixed manner, since different accessory molds have different shapes and sizes, if the clamping structure is not convenient to adjust, it may cause the mold to have a position deviation or shake during the processing, thus affecting the processing accuracy and reducing the production efficiency, a grinding device for automobile parts molds can be designed, adopting an adjustable clamping structure to facilitate the grinding of the mold. Content of the Utility Model

[0005] In order to overcome the problem that most of the clamping structures in the existing grinding devices are used in a one-way fixed manner. Since different accessory molds have different shapes and sizes, if the clamping structure is not convenient to adjust, it may cause the mold to have a position deviation or shake during the processing, thus affecting the processing accuracy and reducing the production efficiency.

[0006] The technical solution of the present utility model is as follows: an automobile parts mold grinding device, including a load-bearing platform, an operating platform, a clamping assembly, and a grinding assembly; in the middle above the load-bearing platform, there is an operating platform for placing the automobile parts mold. On both sides of the operating platform, there are symmetrically arranged clamping assemblies for adjusting according to the shape and size of the automobile parts mold, fixedly clamping it, and slidingly connected to the load-bearing platform. Horizontally and symmetrically between the two groups of clamping assemblies, there is a grinding assembly for grinding the automobile parts mold and fixedly connected to the load-bearing platform. The clamping assembly includes a first rectangular telescopic sleeve, a rectangular threaded sleeve, a threaded rod, a first motor, a first rectangular telescopic column, a second cylinder, a first fixed U-shaped frame, a first rotating shaft, a second motor, a first guiding column, a movable U-shaped frame, a second rotating shaft, a third motor, a rotating ring sleeve, a rotating shaft, a connecting block, a connecting rotating shaft, and an arc-shaped clamping plate. The lower end of the first rectangular telescopic sleeve is installed with a rectangular threaded sleeve. The middle of the rectangular threaded sleeve is penetrated by a threaded rod. One end of the threaded rod is installed with a first motor. Inside the first rectangular telescopic sleeve, there is a first rectangular telescopic column. One side of the upper end of the first rectangular telescopic column is installed with a first fixed U-shaped frame. The first guiding column is rotatably connected to the first fixed U-shaped frame through a first rotating shaft. The movable U-shaped frame is rotatably connected to the first guiding column through a second rotating shaft. On the side of the movable U-shaped frame away from the first guiding column, there is a rotating ring sleeve. Inside the rotating ring sleeve, there is a rotating shaft. One side of the rotating shaft is installed with a connecting block. Two groups of connecting rotating shafts are linearly installed on the side of the connecting block away from the rotating shaft. The arc-shaped clamping plate is rotatably connected to the connecting block through the connecting rotating shaft.

[0007] Preferably, first place the automobile parts mold on the operating platform, then the clamping assembly adjusts according to the shape and size of the automobile parts mold and fixedly clamps it. Then, select a suitable grinding head for assembly according to the grinding requirements. Finally, the grinding assembly grinds the mold. Through the adjustable clamping structure, it can be adjusted according to the needs of different parts, ensuring firm clamping, improving the precision and efficiency of grinding. This flexibility enables the same set of grinding device to be applicable to more types of automobile parts, reducing the production cost and the complexity of replacing fixtures, and helping to improve the grinding quality and product consistency.

[0008] As a preference, three groups of columns are installed at the edges of both sides of the lower end of the load-bearing platform. There is a bottom plate fixedly connected to the columns below the load-bearing platform. A rectangular notch is opened in the middle of the load-bearing platform. Rectangular sliding grooves are symmetrically opened on both sides above the load-bearing platform. A receiving box is provided above the bottom plate corresponding to the rectangular notch.

[0009] As a preference, a cross-shaped support frame is provided below the operating platform. The cross-shaped support frame is fixedly connected to the load-bearing platform along the rectangular notch. Multiple circular telescopic columns are installed around the middle and the edge of the lower end of the operating platform. A circular telescopic sleeve is sleeved outside the circular telescopic column. The circular telescopic sleeve passes through the cross-shaped support frame and is fixedly connected to it. A first cylinder is installed at the lower end of the circular telescopic sleeve.

[0010] Preferably, the threaded rod is horizontally arranged along the rectangular sliding groove. A second cylinder is installed at the upper end of the first rectangular telescopic column. A first rotating shaft passes through the middle of the first fixed U-shaped frame, and a second motor is installed on one side of the first rotating shaft.

[0011] Preferably, a movable U-shaped frame is provided at one end of the first guide post away from the first fixed U-shaped frame. A second rotating shaft passes through one end of the first guide post away from the first fixed U-shaped frame. A third motor is installed on one side of the second rotating shaft. A driver is installed on the outer side of the rotating shaft. Arc-shaped clamping plates are linearly symmetrically installed on the side of the connecting block away from the rotating shaft. A driver is installed at one end of the connecting rotating shaft.

[0012] Preferably, the grinding assembly includes a second rectangular telescopic sleeve, a second rectangular telescopic column, a third cylinder, a second fixed U-shaped frame, a first connecting shaft, a fourth motor, a second guide post, a second connecting shaft, an I-shaped frame, a fifth motor, a third connecting shaft, a sixth motor, a plug hole, and a grinding head. The second rectangular telescopic column is sleeved inside the second rectangular telescopic sleeve. A third cylinder is installed at the upper end of the second rectangular telescopic column. A second fixed U-shaped frame is installed on one side of the upper end of the second rectangular telescopic column. A first connecting shaft passes through the middle of the second fixed U-shaped frame, and a fourth motor is installed on one side of the first connecting shaft. The second guide post is rotatably connected to the second fixed U-shaped frame through the first connecting shaft.

[0013] Preferably, a second connecting shaft passes through one end of the second guide post away from the second fixed U-shaped frame. A fifth motor is installed on one side of the second connecting shaft. An I-shaped frame is provided at one end of the second guide post away from the second fixed U-shaped frame. The I-shaped frame is rotatably connected to the second guide post through the second connecting shaft. A third connecting shaft passes through one end of the I-shaped frame away from the second guide post. A sixth motor is installed on one side of the third connecting shaft. Three groups of plug holes are horizontally opened on the third connecting shaft. The grinding head is positioned and connected to the third connecting shaft through the plug hole. The grinding head is rotatably connected to the I-shaped frame through the third connecting shaft.

[0014] The beneficial effects of the present utility model are as follows:

[0015] 1. First, place the automobile parts mold on the operating table. Then, the clamping assembly adjusts according to the shape and size of the automobile parts mold and fixes and clamps it. Then, select a suitable grinding head for assembly according to the grinding needs. Finally, the grinding assembly grinds the mold. Through the adjustable clamping structure, it can be adjusted according to the needs of different parts, ensuring stable clamping, improving the precision and efficiency of grinding. This flexibility enables the same set of grinding devices to be applicable to more types of automobile parts, reducing production costs and the complexity of replacing fixtures, and helping to improve grinding quality and product consistency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The overall structural schematic diagram of the mold grinding device of the present utility model is shown;

[0017] Figure 2 Shown is a schematic structural view of the load-bearing platform of the mold grinding device of the present utility model;

[0018] Figure 3 Shown is a schematic structural view of the operating platform of the mold grinding device of the present utility model;

[0019] Figure 4 Shown is a schematic structural view of the arc-shaped clamping plate of the mold grinding device of the present utility model;

[0020] Figure 5 Shown is a schematic structural view of the grinding head of the mold grinding device of the present utility model.

[0021] Explanation of reference numerals in the drawings: 1, load-bearing platform; 2, operating platform; 101, column; 102, bottom plate; 103, receiving box; 104, rectangular sliding groove; 105, rectangular notch; 201, cross-shaped support frame; 202, circular telescopic sleeve; 203, circular telescopic column; 204, first cylinder; 301, first rectangular telescopic sleeve; 302, rectangular threaded sleeve; 303, threaded rod; 304, first motor; 305, first rectangular telescopic column; 306, second cylinder; 307, first fixed U-shaped frame; 308, first rotating shaft; 309, second motor; 310, first guide post; 311, movable U-shaped frame; 312, second rotating shaft; 313, third motor; 314, rotating ring sleeve; 315, rotating shaft; 316, connecting block; 317, connecting rotating shaft; 318, arc-shaped clamping plate; 401, second rectangular telescopic sleeve; 402, second rectangular telescopic column; 403, third cylinder; 404, second fixed U-shaped frame; 405, first connecting shaft; 406, fourth motor; 407, second guide post; 408, second connecting shaft; 409, I-shaped frame; 410, fifth motor; 411, third connecting shaft; 412, sixth motor; 413, insertion hole; 414, grinding head. Detailed implementation manners

[0022] The present utility model will be further described below in conjunction with the drawings and embodiments.

[0023] Please refer to Figures 1-5, the present utility model provides an embodiment: an automobile parts mold grinding device, which includes a load-bearing table 1, an operation table 2, a clamping assembly, and a grinding assembly; in the middle above the load-bearing table 1, there is an operation table 2 for placing automobile parts molds. On both sides of the operation table 2, symmetrically arranged are clamping assemblies for adjusting according to the shape and size of the automobile parts molds, fixedly clamping them, and being slidably connected to the load-bearing table 1. Horizontally and symmetrically arranged between the two groups of clamping assemblies is a grinding assembly for grinding the automobile parts molds and fixedly connected to the load-bearing table 1. The clamping assembly includes a first rectangular telescopic sleeve 301, a rectangular threaded sleeve 302, a threaded rod 303, a first motor 304, a first rectangular telescopic column 305, a second cylinder 306, a first fixed U-shaped frame 307, a first rotating shaft 308, a second motor 309, a first guiding column 310, a movable U-shaped frame 311, a second rotating shaft 312, a third motor 313, a rotating ring sleeve 314, a rotating shaft 315, a connecting block 316, a connecting rotating shaft 317, and an arc-shaped clamping plate 318. At the lower end of the first rectangular telescopic sleeve 301, a rectangular threaded sleeve 302 is installed. In the middle of the rectangular threaded sleeve 302, a threaded rod 303 is passed through. One end of the threaded rod 303 is installed with a first motor 304. Inside the first rectangular telescopic sleeve 301, a first rectangular telescopic column 305 is sleeved. On one side of the upper end of the first rectangular telescopic column 305, a first fixed U-shaped frame 307 is installed. The first guiding column 310 is rotatably connected to the first fixed U-shaped frame 307 through the first rotating shaft 308. The movable U-shaped frame 311 is rotatably connected to the first guiding column 310 through the second rotating shaft 312. On one side of the movable U-shaped frame 311 away from the first guiding column 310, a rotating ring sleeve 314 is installed. Inside the rotating ring sleeve 314, a rotating shaft 315 is sleeved. On one side of the rotating shaft 315, a connecting block 316 is installed. On the side of the connecting block 316 away from the rotating shaft 315, two groups of connecting rotating shafts 317 are linearly installed. The arc-shaped clamping plate 318 is rotatably connected to the connecting block 316 through the connecting rotating shaft 317.

[0024] Please refer to Figures 2-3, in this embodiment, three sets of columns 101 are installed at both lower edges of the load-bearing platform 1. A bottom plate 102 fixedly connected to the columns 101 is provided below the load-bearing platform 1. A rectangular notch 105 is formed in the middle of the load-bearing platform 1. Rectangular sliding grooves 104 are symmetrically formed on both sides above the load-bearing platform 1. A receiving box 103 corresponding to the rectangular notch 105 is provided above the bottom plate 102. During the process of grinding the mold, the debris on the mold falls into the receiving box 103 through the rectangular notch 105, which is convenient for unified treatment later and avoids affecting the operation environment. At the same time, the columns 101 stably support the load-bearing platform 1, improving the stability of the grinding process. A cross-shaped support frame 201 is provided below the operation platform 2. The cross-shaped support frame 201 is fixedly connected to the load-bearing platform 1 along the rectangular notch 105. A plurality of circular telescopic columns 203 are installed around the middle and the edge at the lower end of the operation platform 2. A circular telescopic sleeve 202 is sleeved outside the circular telescopic column 203. The circular telescopic sleeve 202 passes through the cross-shaped support frame 201 and is fixedly connected to it. A first cylinder 204 is installed at the lower end of the circular telescopic sleeve 202. According to the size of the mold, driven by the first cylinder 204, the circular telescopic column 203 drives the operation platform 2 to move to a suitable height along the circular telescopic sleeve 202, facilitating the fixed clamping of the mold.

[0025] Please refer to Figure 4In this embodiment, the threaded rod 303 is arranged horizontally along the rectangular slide 104, the second cylinder 306 is installed on the upper end of the first rectangular telescopic column 305, the first fixed U-shaped frame 307 is penetrated with a first rotating shaft 308 in the middle, and a second motor 309 is installed on one side of the first rotating shaft 308. When the mold is placed, according to the position, shape and size of the mold, the threaded rod 303 is first driven by the first motor 304 to rotate, so that the rectangular threaded sleeve 302 drives the first rectangular telescopic sleeve 301 to move horizontally to a suitable position along the rectangular slide 104, and then the first rectangular telescopic column 305 is driven by the second cylinder 306 to move along the first rectangular telescopic sleeve 301 to a suitable height, and the first guide column 310 is provided with a movable U-shaped frame 311 at one end away from the first fixed U-shaped frame 307, and the first guide column 310 is penetrated with a second rotating shaft 312 at one end away from the first fixed U-shaped frame 307, and one side of the second rotating shaft 312 A third motor 313 is installed, a driver is installed on one side of the rotating shaft 315, an arc-shaped clamping plate 318 is linearly symmetrically installed on the side of the connecting block 316 away from the rotating shaft 315, and a driver (the driver model is AQMD6030BLS-E3) is installed on one end of the connecting shaft 317. Driven by the second motor 309, the first guide column 310 is rotated to a suitable angle through the first rotating shaft 308 and the first fixed U-shaped frame 307. Then, driven by the third motor 313, the movable U-shaped frame 311 is rotated to a suitable angle with the first guide column 310 through the second rotating shaft 312. Then, driven by the driver, the rotating shaft 315 is rotated to a suitable angle along the rotating ring sleeve 314. After continuous movement and rotation, the mold is located between the two sets of arc-shaped clamping plates 318. Finally, driven by the driver, the arc-shaped clamping plate 318 is rotatably connected with the connecting block 316 through the connecting shaft 317 to fix and clamp the mold.

[0026] See also Figure 5, in this embodiment, the grinding assembly includes a second rectangular telescopic sleeve 401, a second rectangular telescopic column 402, a third cylinder 403, a second fixed U-shaped frame 404, a first connecting shaft 405, a fourth motor 406, a second guide post 407, a second connecting shaft 408, an I-shaped frame 409, a fifth motor 410, a third connecting shaft 411, a sixth motor 412, a plug hole 413 and a grinding head 414. The second rectangular telescopic column 402 is sleeved inside the second rectangular telescopic sleeve 401. A third cylinder 403 is installed at the upper end of the second rectangular telescopic column 402. A second fixed U-shaped frame 404 is installed on one side of the upper end of the second rectangular telescopic column 402. A first connecting shaft 405 passes through the middle of the second fixed U-shaped frame 404. A fourth motor 406 is installed on one side of the first connecting shaft 405. The second guide post 407 is rotatably connected to the second fixed U-shaped frame 404 through the first connecting shaft 405. After the mold is fixed, according to the grinding requirements of the mold, first select a suitable grinding head 414, and then positionally connect the grinding head 414 to the third connecting shaft 411 through the plug hole 413. After the grinding head 414 is assembled, according to the position of the mold that needs to be ground, driven by the third cylinder 403, the second rectangular telescopic column 402 moves along the second rectangular telescopic sleeve 401 to a suitable height. Then, driven by the fourth motor 406, the second guide post 407 rotates to a suitable angle with the second fixed U-shaped frame 404 through the first connecting shaft 405. A second connecting shaft 408 passes through one end of the second guide post 407 away from the second fixed U-shaped frame 404. A fifth motor 410 is installed on one side of the second connecting shaft 408. An I-shaped frame 409 is provided at one end of the second guide post 407 away from the second fixed U-shaped frame 404. The I-shaped frame 409 is rotatably connected to the second guide post 407 through the second connecting shaft 408. A third connecting shaft 411 passes through one end of the I-shaped frame 409 away from the second guide post 407. A sixth motor 412 is installed on one side of the third connecting shaft 411. Three groups of plug holes 413 are horizontally opened on the third connecting shaft 411. The grinding head 414 is positionally connected to the third connecting shaft 411 through the plug hole 413. The grinding head 414 is rotatably connected to the I-shaped frame 409 through the third connecting shaft 411. Driven by the fifth motor 410, the I-shaped frame 409 rotates to a suitable angle with the second guide post 407 through the second connecting shaft 408. After continuous rotation adjustment, the grinding head 414 is aligned with the position of the mold that needs to be ground, and then the mold can be ground. During this process, driven by the sixth motor 412, the grinding head 414 is rotatably connected to the I-shaped frame 409 through the third connecting shaft 411, thereby grinding the mold at multiple angles.

[0027] When the driver is working, first, according to the size of the mold, the circular telescopic column 203 drives the operating table 2 to move to a suitable height along the circular telescopic sleeve 202 through the driving of the first cylinder 204. When the mold is placed, according to the location, shape and size of the mold, the threaded rod 303 is rotated through the driving of the first motor 304, so that the rectangular threaded sleeve 302 drives the first rectangular telescopic sleeve 301 to move horizontally to a suitable position along the rectangular slide 104. Then, through the driving of the second cylinder 306, the first rectangular telescopic column 305 moves to a suitable height along the first rectangular telescopic sleeve 301, and then through the Driven by the second motor 309, the first guide column 310 rotates to a suitable angle through the first rotating shaft 308 and the first fixed U-shaped frame 307, and then driven by the third motor 313, the movable U-shaped frame 311 rotates to a suitable angle through the second rotating shaft 312 and the first guide column 310, and then driven by the driver, the rotating shaft 315 rotates to a suitable angle along the rotating ring sleeve 314, and after continuous movement and rotation, the mold is located between the two sets of arc clamping plates 318, and finally driven by the driver, the arc clamping plate 318 is rotatably connected to the connecting block 316 through the connecting rotating shaft 317, so as to fix and clamp the mold;

[0028] After the mold is fixed, according to the grinding needs of the mold, first select a suitable grinding head 414, then position and connect the grinding head 414 with the third connecting shaft 411 through the plug hole 413. After the grinding head 414 is assembled, according to the position of the mold to be ground, the second rectangular telescopic column 402 is driven by the third cylinder 403 to move to a suitable height along the second rectangular telescopic sleeve 401, and then driven by the fourth motor 406, the second guide column 407 is rotated to a suitable angle through the first connecting shaft 405 and the second fixed U-shaped frame 404, and then the fifth Driven by the motor 410, the workpiece frame 409 is rotated to a suitable angle through the second connecting shaft 408 and the second guide column 407. After continuous rotation and adjustment, the grinding head 414 is aligned with the position of the mold that needs to be polished, and the mold can be polished. In this process, driven by the sixth motor 412, the grinding head 414 is rotatably connected to the workpiece frame 409 through the third connecting shaft 411, thereby polishing the mold at multiple angles. During the polishing process of the mold, the debris on the mold falls into the receiving box 103 through the rectangular notch 105, which is convenient for unified processing later.

[0029] Through the above steps, first place the automotive parts mold on the operation table 2, then the clamping assembly adjusts according to the shape and size of the automotive parts mold and fixes and clamps it. Then, select a suitable grinding head 414 for assembly according to the grinding requirements. Finally, the grinding assembly grinds the mold. With the adjustable clamping structure, it can be adjusted according to the needs of different parts to ensure stable clamping, improve the precision and efficiency of grinding. This flexibility enables the same set of grinding device to be applicable to more types of automotive parts, reduces the production cost and the complexity of replacing fixtures, and helps to improve the grinding quality and product consistency, so as to solve the problem that most of the clamping structures in the existing grinding devices are used with one-way fixation. Since different parts molds have different shapes and sizes, if the clamping structure is inconvenient to adjust, it may cause position deviation or shaking of the mold during the processing, thus affecting the processing precision and reducing the production efficiency.

Claims

1. An automobile parts mold grinding device, comprising a load-bearing table (1); characterized in that: It also includes an operation table (2), a clamping assembly, and a grinding assembly; in the middle above the load-bearing table (1), there is an operation table (2) for placing the automobile parts mold. On both sides of the operation table (2), there are symmetrically arranged clamping assemblies that are used to adjust according to the shape and size of the automobile parts mold, fixedly clamp it, and are slidably connected to the load-bearing table (1). Horizontally and symmetrically between the two groups of clamping assemblies, there is a grinding assembly that is used to grind the automobile parts mold and is fixedly connected to the load-bearing table (1). The clamping assembly includes a first rectangular telescopic sleeve (301), a rectangular thread sleeve (302), a threaded rod (303), a first motor (304), a first rectangular telescopic column (305), a second cylinder (306), a first fixed U-shaped frame (307), a first rotating shaft (308), a second motor (309), a first guiding column (310), a movable U-shaped frame (311), a second rotating shaft (312), a third motor (313), a rotating ring sleeve (314), a rotating shaft (315), a connecting block (316), a connecting rotating shaft (317), and an arc-shaped clamping plate (318). At the lower end of the first rectangular telescopic sleeve (301), there is a rectangular thread sleeve (302) installed. In the middle of the rectangular thread sleeve (302), there is a threaded rod (303) passing through. At one end of the threaded rod (303), there is a first motor (304) installed. Inside the first rectangular telescopic sleeve (301), there is a first rectangular telescopic column (305) sleeved. On one side of the upper end of the first rectangular telescopic column (305), there is a first fixed U-shaped frame (307) installed. The first guiding column (310) is rotatably connected to the first fixed U-shaped frame (307) through the first rotating shaft (308). The movable U-shaped frame (311) is rotatably connected to the first guiding column (310) through the second rotating shaft (312). On the side of the movable U-shaped frame (311) away from the first guiding column (310), there is a rotating ring sleeve (314) installed. Inside the rotating ring sleeve (314), there is a rotating shaft (315) sleeved. On one side of the rotating shaft (315), there is a connecting block (316) installed. On the side of the connecting block (316) away from the rotating shaft (315), two groups of connecting rotating shafts (317) are linearly installed. The arc-shaped clamping plate (318) is rotatably connected to the connecting block (316) through the connecting rotating shaft (317).

2. The automotive parts mold grinding device according to claim 1, characterized in that: On both sides of the lower end edge of the load-bearing table (1), three groups of columns (101) are respectively installed. Below the load-bearing table (1), there is a bottom plate (102) fixedly connected to the columns (101). In the middle of the load-bearing table (1), there is a rectangular notch (105) opened. On both sides of the load-bearing table (1) above, there are symmetrically opened rectangular sliding grooves (104). Above the bottom plate (102), there is a receiving box (103) corresponding to the rectangular notch (105).

3. The automotive parts mold grinding device according to claim 2, characterized in that: A cross-shaped support frame (201) is provided below the operating platform (2). The cross-shaped support frame (201) is fixedly connected to the load-bearing platform (1) along the rectangular notch (105). Multiple groups of circular telescopic columns (203) are installed around the middle and the edge at the lower end of the operating platform (2). A circular telescopic sleeve (202) is sleeved outside the circular telescopic column (203). The circular telescopic sleeve (202) passes through the cross-shaped support frame (201) and is fixedly connected thereto. A first air cylinder (204) is installed at the lower end of the circular telescopic sleeve (202).

4. The automotive parts mold grinding device according to claim 2, characterized in that: The threaded rod (303) is horizontally arranged along the rectangular sliding groove (104). A second air cylinder (306) is installed at the upper end of the first rectangular telescopic column (305). A first rotating shaft (308) passes through the middle of the first fixed U-shaped frame (307). A second motor (309) is installed on one side of the first rotating shaft (308).

5. The automotive parts mold grinding device according to claim 1, characterized in that: A movable U-shaped frame (311) is provided at one end of the first guiding column (310) away from the first fixed U-shaped frame (307). A second rotating shaft (312) passes through one end of the first guiding column (310) away from the first fixed U-shaped frame (307). A third motor (313) is installed on one side of the second rotating shaft (312). A driver is installed on one side outside the rotating shaft (315). Arc-shaped clamping plates (318) are linearly and symmetrically installed on one side of the connecting block (316) away from the rotating shaft (315). A driver is installed at one end of the connecting rotating shaft (317).

6. The automotive parts mold grinding device according to claim 1, characterized in that: The grinding assembly includes a second rectangular telescopic sleeve (401), a second rectangular telescopic column (402), a third air cylinder (403), a second fixed U-shaped frame (404), a first connecting shaft (405), a fourth motor (406), a second guiding column (407), a second connecting shaft (408), an I-shaped frame (409), a fifth motor (410), a third connecting shaft (411), a sixth motor (412), a plug hole (413) and a grinding head (414). The second rectangular telescopic column (402) is sleeved inside the second rectangular telescopic sleeve (401). A third air cylinder (403) is installed at the upper end of the second rectangular telescopic column (402). A second fixed U-shaped frame (404) is installed on one side at the upper end of the second rectangular telescopic column (402). A first connecting shaft (405) passes through the middle of the second fixed U-shaped frame (404). A fourth motor (406) is installed on one side of the first connecting shaft (405). The second guiding column (407) is rotatably connected to the second fixed U-shaped frame (404) through the first connecting shaft (405).

7. The automotive parts mold grinding device according to claim 6, characterized in that: A second connecting shaft (408) is inserted through one end of the second guiding column (407) far away from the second fixed U-shaped frame (404). A fifth motor (410) is installed on one side of the second connecting shaft (408). An I-shaped frame (409) is provided at one end of the second guiding column (407) far away from the second fixed U-shaped frame (404). The I-shaped frame (409) is rotatably connected to the second guiding column (407) through the second connecting shaft (408). A third connecting shaft (411) is inserted through one end of the I-shaped frame (409) far away from the second guiding column (407). A sixth motor (412) is installed on one side of the third connecting shaft (411). Three groups of insertion holes (413) are transversely formed in the third connecting shaft (411). The grinding head (414) is positioned and connected to the third connecting shaft (411) through the insertion holes (413). The grinding head (414) is rotatably connected to the I-shaped frame (409) through the third connecting shaft (411).

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