Hollow head swage die set

Abstract

This utility model provides a hollow-head forging die holder, belonging to the field of machining technology. Its structure includes: an upper die plate fixedly connected to the upper fixed plate of a hydraulic press; a fixed die plate fixedly connected to the worktable of the hydraulic press; an upper die on the upper die plate; a floating die plate on the fixed die plate; a lower die plate on the floating die plate; a side top plate on the fixed die plate; a side slider plate on the side top plate; a side slide rail fixedly connected to the floating die plate via a slide rail block; the side slider plate cooperating with the side slide rail; a side punch on the side of the side slider facing the lower die; and a safety block and a nitrogen spring on the fixed die plate below the floating die plate. This technical solution can efficiently and accurately complete forging processing. This utility model not only improves the degree of automation but also provides stable operation modes, high processing accuracy, and significantly improves processing efficiency and product quality.

Description

Technical Field

[0001] This utility model relates to the field of machining technology, specifically to a hollow head forging die frame. Background Technology

[0002] Forging is a processing method that uses mechanical pressure to plastically deform a workpiece, thereby obtaining the desired shape and size. Forging includes two processes: forging and stamping. It alters the internal structure of metal through external force, improving the material's mechanical properties. Common forging equipment includes forging hammers, presses, and hydraulic presses, all of which must be equipped with safety guards to ensure operational safety. In existing technologies, the performance of conventional hollow-head forging dies needs improvement. Therefore, designing hollow-head forging dies with better performance and a higher level of automation is a technical problem that needs to be solved in this field. Summary of the Invention

[0003] The technical problem to be solved by this utility model is: how to design a hollow head forging die frame with better performance and higher level of automation.

[0004] To achieve the above technical objectives, the present invention adopts the following technical solution: A hollow-head forging die set includes a fixed template, a floating template, a side slider, a side top plate, an upper template, a lower die, a side punch, a side slide rail, a slide rail pressure block, a nitrogen spring, and a safety block. The upper template is fixedly connected to the upper fixed plate of the hydraulic press, and the fixed template is fixedly connected to the worktable of the hydraulic press. The upper die is mounted on the upper template, the floating template is mounted on the fixed template, and the lower die is mounted on the floating template. A side top plate is mounted on the fixed template, and a side slider is mounted on the side top plate. A side slide rail is fixedly connected to the floating template via a slide rail pressure block. The side slider cooperates with the side slide rail. A side punch is located on the side of the side slider facing the lower die. A safety block and a nitrogen spring are located on the fixed template below the floating template.

[0005] Preferably, a deep groove ball bearing is provided on the side top plate, a flat-head grooved pin is provided on the deep groove ball bearing, a shaft elastic retaining ring is provided on the outside of the flat-head grooved pin, and the side slider is connected to the flat-head grooved pin.

[0006] Preferably, a lower mold positioning sleeve is fixedly connected to the floating template, and the lower mold is pressed and fixed on the floating template by the lower mold positioning sleeve; an upper mold positioning sleeve is fixedly connected to the upper template, and the upper mold is pressed and fixed on the upper template by the upper mold positioning sleeve.

[0007] Preferably, a side slide plate is provided at the lower part of the side end of the side slider, and the side slide plate slides in cooperation with the side slide rail.

[0008] Preferably, a side pad is fixedly connected to the fixed template, a side adjusting block is fixedly connected to the side pad, a side top plate is connected to the side pad, and an adjusting bolt is threaded onto the side adjusting block, with the adjusting bolt pressing against the side top plate.

[0009] Preferably, a large ejector pin is connected to the fixed template, a small ejector pin is connected to the top of the large ejector pin, a push rod fixing plate is connected to the small ejector pin, and a push rod is connected to the push rod fixing plate. The push rod is connected to the floating template and the lower mold.

[0010] Preferably, a guide sleeve is provided on the floating template, and a guide post is fixedly connected to the fixed template, with the guide post and the guide sleeve slidingly engaged.

[0011] Preferably, a lower mold pad is fixedly connected to the lower end of the fixed template.

[0012] Preferably, a T-block is connected between the side punch and the side slide block.

[0013] Preferably, a nitrogen spring sleeve is provided on the fixed template, and the nitrogen spring is disposed in the nitrogen spring sleeve.

[0014] The working principle of this utility model is as follows.

[0015] Use a pressure plate to fix the upper template to the fixed plate on the hydraulic press, and use a pressure plate to fix the fixed template to the worktable of the hydraulic press.

[0016] Mold closing principle: The upper fixed plate of the hydraulic press presses down, causing the upper template and upper mold to move downward. After the upper and lower molds close, the floating template continues to move downward. The floating template causes the side top plate, side slide rail, and slide rail pressure block to move downward. The floating template stops descending after contacting the safety block. The side punch and side slide block move downward simultaneously and move towards the center, which plays the role of side core pulling and forming.

[0017] Mold opening principle: After forging, the fixed plate on the hydraulic press drives the upper template and upper mold to rise. After the upper mold and lower mold separate, the nitrogen spring with its own pop-out function pushes the floating template to rise, while driving other parts to return to their original state, waiting for the next operation.

[0018] This invention provides a hollow-head forging die holder. This technical solution can efficiently and accurately complete forging processes. This invention not only improves the degree of automation but also features stable operation modes, high processing accuracy, and significantly enhances processing efficiency and product quality. Attached Figure Description

[0019] Figure 1 This is a perspective view of the present invention when it is in the open state; Figure 2 This is the front view of the present invention when it is in the open state; Figure 3 This is a side view of the present invention when it is in the open state; Figure 4 yes Figure 2 Cross-sectional view at point AA; Figure 5 This is a perspective view of the present invention when it is in a closed state; Figure 6 This is the front view of the present invention when it is in the closed state; Figure 7 This is a side view of the present invention when it is in the closed state; Figure 8 This is a top view of the present invention when it is in the open state; Figure 9 yes Figure 8 Cross-sectional view at EE; In the picture: 1. Fixed template; 2. Floating template; 3. Side slider; 4. Side top plate; 5. Upper template; 6. Deep groove ball bearing; 7. Flat-head grooved pin; 8. Lower mold positioning sleeve; 9. Lower mold; 10. Upper mold; 11. Side punch; 12. Side slide rail; 13. Slide rail pressure block; 15. Side slide plate; 16. Side pad plate; 17. Side adjusting block; 18. Nitrogen spring; 19. Adjusting bolt; 20. Large ejector rod; 21. Small ejector rod; 22. Push rod fixing plate; 23. Push rod; 24. Safety block; 25. Guide post; 26. Guide sleeve; 27. Lower mold pad plate; 36. T-block; 37. Shaft elastic retaining ring; 39. Nitrogen spring sleeve; 40. Upper mold positioning sleeve. Detailed Implementation

[0020] The specific embodiments of this utility model will be described in detail below. To avoid excessive and unnecessary details, well-known structures or functions will not be described in detail in the following embodiments. The approximate language used in the following embodiments can be used for quantitative descriptions, indicating that a certain degree of variation in quantity is permissible without changing the basic function. Unless otherwise defined, the technical and scientific terms used in the following embodiments have the same meaning as commonly understood by those skilled in the art to which this utility model pertains.

[0021] Example 1 Hollow head forging die holder, such as Figures 1-9As shown, the system includes a fixed template 1, a floating template 2, a side slider 3, a side top plate 4, an upper template 5, a lower mold 9, an upper mold 10, a side punch 11, a side slide rail 12, a slide rail pressure block 13, a nitrogen spring 18, and a safety block 24. The upper template 5 is fixedly connected to the upper fixed plate of the hydraulic press, and the fixed template 1 is fixedly connected to the worktable of the hydraulic press. The upper mold 10 is provided on the upper template 5, the floating template 2 is provided on the fixed template 1, the lower mold 9 is provided on the floating template 2, the side top plate 4 is provided on the fixed template 1, and the side slider 3 is provided on the side top plate 4. The side slide rail 12 is fixedly connected to the floating template 2 through the slide rail pressure block 13. The side slider 3 cooperates with the side slide rail 12. A side punch 11 is provided on the side of the side slider 3 facing the lower mold 9. A safety block 24 and a nitrogen spring 18 are provided on the fixed template 1, located below the floating template 2.

[0022] The working principle of this embodiment is as follows.

[0023] Use a pressure plate to fix the upper template 5 to the upper fixed plate of the hydraulic press, and use a pressure plate to fix the fixed template 1 to the worktable of the hydraulic press.

[0024] Mold closing principle: The upper fixed plate of the hydraulic press presses down, causing the upper template 5 and the upper mold 10 to move downward. After the upper mold 10 and the lower mold 9 close, the floating template 2 continues to move downward. The floating template 2 causes the side top plate 4, the side slide rail 12, and the slide rail pressure block 13 to move downward. The floating template 2 stops descending after contacting the safety block 24. The side punch 11 and the side slide block 3 move downward and towards the center at the same time, which plays the role of side core pulling and forming.

[0025] Mold opening principle: After forging, the upper platen of the hydraulic press drives the upper template 5 and the upper mold 10 to rise. After the upper mold 10 and the lower mold 9 separate, the nitrogen spring 18 with its own pop-out function pushes the floating template 2 to rise, while driving other parts to return to their original state, waiting for the next operation.

[0026] Example 2 Hollow head forging die holder, such as Figures 1-9As shown, the system includes a fixed template 1, a floating template 2, a side slider 3, a side top plate 4, an upper template 5, a lower mold 9, an upper mold 10, a side punch 11, a side slide rail 12, a slide rail pressure block 13, a nitrogen spring 18, and a safety block 24. The upper template 5 is fixedly connected to the upper fixed plate of the hydraulic press, and the fixed template 1 is fixedly connected to the worktable of the hydraulic press. The upper mold 10 is provided on the upper template 5, the floating template 2 is provided on the fixed template 1, the lower mold 9 is provided on the floating template 2, the side top plate 4 is provided on the fixed template 1, and the side slider 3 is provided on the side top plate 4. The side slide rail 12 is fixedly connected to the floating template 2 through the slide rail pressure block 13. The side slider 3 cooperates with the side slide rail 12. A side punch 11 is provided on the side of the side slider 3 facing the lower mold 9. A safety block 24 and a nitrogen spring 18 are provided on the fixed template 1, located below the floating template 2.

[0027] The system includes a deep groove ball bearing 6 on the side top plate 4, a flat-headed grooved pin 7 on the deep groove ball bearing 6, and an elastic retaining ring 37 for the shaft outside the flat-headed grooved pin 7. The side slider 3 is connected to the flat-headed grooved pin 7. A lower mold positioning sleeve 8 is fixedly connected to the floating template 2, and the lower mold 9 is pressed and fixed to the floating template 2 by the lower mold positioning sleeve 8. An upper mold positioning sleeve 40 is fixedly connected to the upper template 5, and the upper mold 10 is pressed and fixed to the upper template 5 by the upper mold positioning sleeve 40. A side slide plate 15 is provided at the lower side end of the side slider 3, and the side slide plate 15 slides in cooperation with the side slide rail 12. A side pad plate 16 is fixedly connected to the fixed template 1, and a side adjusting block 17 is fixedly connected to the side pad plate 16. The side top plate 4 is connected to the side pad plate 16, and an adjusting bolt 19 is threaded onto the side adjusting block 17, pressing against the side top plate 4. A large ejector pin 20 is connected to the fixed template 1. A small ejector pin 21 is connected to the top of the large ejector pin 20. A push rod fixing plate 22 is connected to the small ejector pin 21. A push rod 23 is connected to the push rod fixing plate 22. The push rod 23 is connected to the floating template 2 and the lower mold 9. A guide sleeve 26 is provided on the floating template 2. A guide post 25 is fixedly connected to the fixed template 1. The guide post 25 and the guide sleeve 26 are in sliding fit. A lower mold pad 27 is fixedly connected to the lower end of the fixed template 1. A T-block 36 is connected between the side punch 11 and the side slide block 3. A nitrogen spring sleeve 39 is provided on the fixed template 1. A nitrogen spring 18 is disposed in the nitrogen spring sleeve 39.

[0028] The embodiments of this utility model have been described in detail above, but the content described is only a preferred embodiment of this utility model and is not intended to limit this utility model. Any modifications, equivalent substitutions, and improvements made within the scope of this utility model application should be included within the protection scope of this utility model.

Claims

1. A hollow-head forging die frame, characterized in that... The system includes a fixed template (1), a floating template (2), a side slider (3), a side top plate (4), an upper template (5), a lower die (9), an upper die (10), a side punch (11), a side slide rail (12), a slide rail pressure block (13), a nitrogen spring (18), and a safety block (24). The upper template (5) is fixedly connected to the upper fixed plate of the hydraulic press, the fixed template (1) is fixedly connected to the worktable of the hydraulic press, the upper die (10) is provided on the upper template (5), and the floating template (2) is provided on the fixed template (1). A lower mold (9) is provided on the floating template (2), a side top plate (4) is provided on the fixed template (1), a side slider (3) is provided on the side top plate (4), a side slide rail (12) is fixedly connected to the floating template (2) by a slide rail pressure block (13), the side slider (3) cooperates with the side slide rail (12), a side punch (11) is provided on the side of the side slider (3) facing the lower mold (9), and a safety block (24) and a nitrogen spring (18) are provided on the fixed template (1) below the floating template (2).

2. The hollow head forging die frame according to claim 1, characterized in that, A deep groove ball bearing (6) is provided on the side top plate (4), a flat-head grooved pin (7) is provided on the deep groove ball bearing (6), and a shaft elastic retaining ring (37) is provided on the outside of the flat-head grooved pin (7). The side slider (3) is connected to the flat-head grooved pin (7).

3. The hollow head forging die frame according to claim 1, characterized in that, A lower mold positioning sleeve (8) is fixedly connected to the floating template (2), and the lower mold (9) is pressed and fixed on the floating template (2) by the lower mold positioning sleeve (8); an upper mold positioning sleeve (40) is fixedly connected to the upper template (5), and the upper mold (10) is pressed and fixed on the upper template (5) by the upper mold positioning sleeve (40).

4. The hollow head forging die frame according to claim 1, characterized in that, A side slide plate (15) is provided at the lower side end of the side slider (3), and the side slide plate (15) slides in cooperation with the side slide rail (12).

5. The hollow head forging die frame according to claim 1, characterized in that, A side pad (16) is fixedly connected to the fixed template (1), and a side adjustment block (17) is fixedly connected to the side pad (16). The side top plate (4) is connected to the side pad (16), and an adjustment bolt (19) is threaded onto the side adjustment block (17). The adjustment bolt (19) presses against the side top plate (4).

6. The hollow head forging die frame according to claim 1, characterized in that, A large push rod (20) is connected to the fixed template (1), a small push rod (21) is connected to the top of the large push rod (20), a push rod fixing plate (22) is connected to the small push rod (21), and a push rod (23) is connected to the push rod fixing plate (22). The push rod (23) is connected to the floating template (2) and the lower mold (9).

7. The hollow head forging die frame according to claim 1, characterized in that, A guide sleeve (26) is provided on the floating template (2), and a guide post (25) is fixedly connected on the fixed template (1). The guide post (25) and the guide sleeve (26) slide together.

8. The hollow head forging die frame according to claim 1, characterized in that, A lower mold pad (27) is fixedly connected to the lower end of the fixed template (1).

9. The hollow head forging die frame according to claim 1, characterized in that, A T-block (36) is connected between the side punch (11) and the side slider (3).

10. The hollow head forging die frame according to claim 1, characterized in that, A nitrogen spring sleeve (39) is provided on the fixed template (1), and a nitrogen spring (18) is provided in the nitrogen spring sleeve (39).

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