Upper die fixing structure of forging die

Abstract

The utility model relates to the technical field of forging dies, in particular to an upper die fixing structure of a forging die, which comprises an upper die body and a mounting block, the upper die body comprises an upper portion and a lower portion, the lower end face of the mounting block is provided with a limit groove matched with the outside of the upper portion, and the left side and the right side of the lower end face of the mounting block are respectively provided with a bearing sliding groove. The interiors of the two bearing sliding grooves are both slidably connected with bearing sliding blocks, and the lower ends of the two bearing sliding blocks are both fixedly connected with sliding plates. Two sliding plates and two frame bodies are driven to move oppositely, the two frame bodies make contact with the left side and the right side of the lower portion, two second screws are rotated correspondingly, then two ejector blocks are driven to move upwards, the left side and the right side of the lower end of the upper portion abut against each other, and installation of the upper die body is completed; and therefore, the characteristic that the upper die body can be conveniently disassembled, assembled, maintained and repaired is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of forging dies, in particular to an upper die fixing structure of a forging die. Background Art

[0002] Forging dies are dies used in the forging process. The raw materials undergo plastic deformation in the forging dies under the action of external forces, thereby obtaining parts of the desired shape and size. Forging dies can be divided into hot forging dies, warm forging dies and cold forging dies according to the forging temperature. Hot forging dies can also be divided into hammer forging dies, screw press forging dies, mechanical press forging dies, flat forging dies and hydraulic press forging dies due to different equipment. When forging with a press, it is necessary to design and process the die frame. In the forging process, blanking dies (such as roll forging, wedge cross rolling), trimming dies, punching dies, correction dies, cold precision pressing dies, etc. are also required. These dies and devices also belong to the forging die category. Since the upper die must be fixed before the forging die is used, a forging die upper die fixing structure is required.

[0003] The existing upper die fixing structure of a forging die generally includes an upper die body, a mounting plate and a plurality of screw rods. When fixing the upper die body, the upper die body and the mounting plate are fixed by the plurality of screw rods.

[0004] The disadvantage of the existing forging die upper die fixing structure is that since the upper die body and the mounting plate are fixed by multiple screw rods, it is troublesome to disassemble and assemble the multiple screw rods, which makes it inconvenient to disassemble, maintain and repair the upper die body. Therefore, it is necessary to propose a forging die upper die fixing structure to solve the above-mentioned problem. Utility Model Content

[0005] The utility model aims to provide a forging die upper die fixing structure, which has the characteristics of being easy to disassemble, maintain and repair the upper die body.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a forging die upper die fixing structure, comprising an upper die body and a mounting block, the upper die body comprising an upper portion and a lower portion, the lower end surface of the mounting block is provided with a limiting groove matching the outer portion of the upper portion, the left and right sides of the lower end surface of the mounting block are provided with load-bearing slide grooves, the interiors of the two load-bearing slide grooves are slidably connected with load-bearing sliding blocks, the lower ends of the two load-bearing sliding blocks are fixedly connected with sliding plates, the lower ends of the mounting blocks are fixedly connected with side plates respectively located on the opposite sides of the two sliding plates, the opposite sides of the two sliding plates are rotatably connected with a first threaded rod that penetrates the two side plates and is threadedly connected thereto through bearings, the opposite sides of the two sliding plates are fixedly connected with a frame located on the lower side of the upper portion, the interiors of the two frames are provided with top blocks, and the lower ends of the two top blocks are rotatably connected with a second screw that penetrates the lower end surfaces of the inner walls of the two frames and is threadedly connected thereto through bearings.

[0007] In order to facilitate the positioning of the installation position of the upper mold body, as a preferred fixing structure of the forging mold upper mold of the utility model, positioning slide grooves are opened on the front and rear sides of the inner wall of the limit groove, and the inner walls of the two positioning slide grooves are slidably connected with positioning sliders, and the two positioning sliders are fixedly connected to the front and rear sides of the upper part respectively.

[0008] In order to improve the stability of the up and down movement of the two top blocks, as a preferred fixing structure of the forging die upper die of the utility model, dovetail grooves are provided on the left and right sides of the inner walls of the two frames, and the two top blocks are respectively slidably connected to the left and right sides of the inner walls of the two frames through the dovetail grooves.

[0009] In order to facilitate the fixation of the device, as a preferred fixing structure of the forging die upper die of the utility model, the outer wall of the mounting block is fixedly connected with a mounting ring, and the upper end surface of the mounting ring is penetrated by a plurality of evenly distributed bolt connection holes.

[0010] In order to facilitate the rotation of the two first threaded rods respectively, as a preferred fixing structure of the forging die upper die of the utility model, the two first threaded rods are fixedly connected with a first handle on the opposite sides thereof.

[0011] In order to facilitate the rotation of the two second screw rods respectively, as a preferred fixing structure of the upper die of the forging die of the utility model, the lower ends of the two second screw rods are fixedly connected with a second handle.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] By inserting the upper part into the limit groove, and then rotating the two first threaded rods respectively, the two sliding plates and the two frames are respectively driven to move toward each other, and the two frames are made to contact the left and right sides of the lower part, and then by rotating the two second screw rods respectively, the two top blocks are driven to move upward, and the left and right sides of the lower end of the upper part are pressed tightly to complete the installation of the upper mold body. When the upper mold body needs to be disassembled, the reverse steps can be performed, thereby achieving the characteristic of easy disassembly, assembly, maintenance and repair of the upper mold body. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a front cross-sectional structural diagram of the utility model;

[0015] Figure 2 This is the external structure diagram of the installation block of the utility model;

[0016] Figure 3 This is a bottom-up structural diagram of the mounting block and the upper part of the utility model;

[0017] Figure 4 It is a left side cross-sectional structural diagram of the mounting block and the sliding plate of the utility model;

[0018] Figure 5 This is a top view of the frame and top block of the utility model.

[0019] In the figure: 1. upper mold body; 2. mounting block; 3. upper part; 4. lower part; 5. limiting groove; 6. load-bearing slide groove; 7. load-bearing slider; 8. sliding plate; 9. side plate; 10. first threaded rod; 11. frame; 12. top block; 13. second screw rod; 14. positioning slide groove; 15. positioning slider; 16. first turn handle; 17. second turn handle; 18. mounting ring; 19. bolt connection hole; 20. dovetail slide groove. DETAILED DESCRIPTION

[0020] See also Figures 1 to 5 A forging die upper die fixing structure comprises an upper die body 1 and a mounting block 2, the upper die body 1 comprises an upper part 3 and a lower part 4, the lower end surface of the mounting block 2 is provided with a limiting groove 5 matching the outer part of the upper part 3, and the left and right sides of the lower end surface of the mounting block 2 are provided with load-bearing slide grooves 6, the interiors of the two load-bearing slide grooves 6 are slidably connected with load-bearing sliders 7, the lower ends of the two load-bearing sliders 7 are fixedly connected with sliding plates 8, the lower end of the mounting block 2 is fixedly connected with side plates 9 respectively located on the opposite sides of the two sliding plates 8, the opposite sides of the two sliding plates 8 are rotatably connected with a first threaded rod 10 that penetrates the two side plates 9 and is threadedly connected thereto through a bearing, the opposite sides of the two sliding plates 8 are fixedly connected with a frame 11 located on the lower side of the upper part 3, the interiors of the two frames 11 are provided with top blocks 12, and the lower ends of the two top blocks 12 are rotatably connected with a second screw 13 that penetrates the lower end surfaces of the inner walls of the two frames 11 and is threadedly connected thereto through a bearing.

[0021] In the present embodiment: by inserting the upper part 3 of the upper mold body 1 into the interior of the limiting groove 5, since the two are matched with each other, it is convenient to limit the front, rear, left and right positions of the upper mold body 1, and then by rotating the two first threaded rods 10, the two sliding plates 8 are respectively driven to slide toward each other along the two load-bearing slide grooves 6 and the two load-bearing slide blocks 7, and at the same time drive the two frames 11 to move toward each other until the two frames 11 contact the left and right sides of the lower part 4, and then by rotating the two second screw rods 13 respectively, the two top blocks 12 are driven to move upward until the two top blocks 12 respectively press the left and right sides of the lower end of the upper part 3, the upper and lower positions of the upper mold body 1 are limited, and the installation of the upper mold body 1 is completed. When the upper mold body 1 needs to be disassembled, the reverse steps can be performed, thereby achieving the characteristic of easy disassembly, assembly, maintenance and repair of the upper mold body 1.

[0022] As a technical optimization solution of the utility model, positioning grooves 14 are opened on the front and rear sides of the inner wall of the limit groove 5, and the inner walls of the two positioning grooves 14 are slidably connected with positioning sliders 15, and the two positioning sliders 15 are fixedly connected to the front and rear sides of the upper part 3 respectively.

[0023] In this embodiment, two positioning grooves 14 and two positioning slide blocks 15 are provided to facilitate positioning of the installation position of the upper mold body 1 .

[0024] As a technical optimization solution of the utility model, dovetail grooves 20 are provided on the left and right sides of the inner walls of the two frames 11, and the two top blocks 12 are slidably connected to the left and right sides of the inner walls of the two frames 11 through the dovetail grooves 20.

[0025] In this embodiment, a plurality of dovetail-shaped slide grooves 20 are provided to improve the stability of the up and down movement of the two top blocks 12 .

[0026] As a technical optimization solution of the utility model, a mounting ring 18 is fixedly connected to the outer wall of the mounting block 2, and a plurality of evenly distributed bolt connection holes 19 are formed through the upper end surface of the mounting ring 18.

[0027] In this embodiment, a mounting ring 18 and a plurality of bolt connection holes 19 are provided so as to facilitate fixing the device by a plurality of bolts.

[0028] As a technical optimization solution of the present invention, the two first threaded rods 10 are fixedly connected to the opposite sides thereof with the first handles 16 .

[0029] In this embodiment, two first handles 16 are provided to respectively rotate the two first threaded rods 10 .

[0030] As a technical optimization solution of the present invention, the lower ends of the two second screw rods 13 are fixedly connected with second handles 17 .

[0031] In this embodiment, two second handles 17 are provided to respectively rotate the two second screw rods 13 .

[0032] Working principle: first, insert the upper part 3 of the upper mold body 1 into the interior of the limit groove 5. Since the two match each other, it is convenient to limit the front, rear, left and right positions of the upper mold body 1. Then, the two first threaded rods 10 are rotated respectively through the two first turning handles 16, and then the two sliding plates 8 are driven to slide toward each other along the two load-bearing slide grooves 6 and the two load-bearing slide blocks 7, and the two frames 11 are driven to move toward each other until the two frames 11 contact the left and right sides of the lower part 4, and then the two second screw rods 13 are rotated respectively, and then the two top blocks 12 are driven to move upward until the two top blocks 12 respectively press the left and right sides of the lower end of the upper part 3, thereby limiting the upper and lower positions of the upper mold body 1, and completing the installation of the upper mold body 1. When the upper mold body 1 needs to be disassembled, the reverse steps can be performed, thereby achieving the characteristic of easy disassembly, assembly, maintenance and repair of the upper mold body 1.

[0033] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A forging die upper die fixing structure, comprising an upper die body (1) and a mounting block (2), characterized in that: The upper mold body (1) comprises an upper part (3) and a lower part (4); a limit groove (5) matching the outer part of the upper part (3) is formed on the lower end surface of the mounting block (2); load-bearing slide grooves (6) are formed on the left and right sides of the lower end surface of the mounting block (2); the insides of the two load-bearing slide grooves (6) are slidably connected to load-bearing sliders (7); the lower ends of the two load-bearing sliders (7) are fixedly connected to sliding plates (8); the lower end of the mounting block (2) is fixedly connected to two slide plates (8) located on opposite sides of the two slide plates (8); The side plates (9) are connected to the first threaded rod (10) which penetrates the two side plates (9) and is threadedly connected to the side plates (9) on the opposite sides of the two sliding plates (8), and the two sliding plates (8) are fixedly connected to the frame (11) located at the lower side of the upper part (3) on the opposite sides of the two sliding plates (8), and the two frame bodies (11) are provided with top blocks (12) inside, and the lower ends of the two top blocks (12) are connected to the second threaded rod (13) which penetrates the lower end surfaces of the inner walls of the two frame bodies (11) and is threadedly connected to the second threaded rod (13) on the lower ends of the two top blocks (12).

2. The forging die upper die fixing structure according to claim 1, characterized in that: Positioning slide grooves (14) are provided on both the front and rear sides of the inner wall of the limiting groove (5), and the inner walls of the two positioning slide grooves (14) are slidably connected with positioning sliders (15), and the two positioning sliders (15) are fixedly connected to the front and rear sides of the upper part (3) respectively.

3. The forging die upper die fixing structure according to claim 1, characterized in that: The left and right sides of the inner walls of the two frames (11) are both provided with dovetail-shaped sliding grooves (20), and the two top blocks (12) are respectively slidably connected to the left and right sides of the inner walls of the two frames (11) via the dovetail-shaped sliding grooves (20).

4. The forging die upper die fixing structure according to claim 1, characterized in that: The outer wall of the mounting block (2) is fixedly connected with a mounting ring (18), and the upper end surface of the mounting ring (18) is penetrated by a plurality of evenly distributed bolt connection holes (19).

5. The forging die upper die fixing structure according to claim 1, characterized in that: The two first threaded rods (10) are both fixedly connected to a first handle (16) on opposite sides thereof.

6. The forging die upper die fixing structure according to claim 1, characterized in that: The lower ends of the two second screw rods (13) are fixedly connected to a second handle (17).

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