Punch forming die for high-strength structural part

Abstract

The utility model discloses a high-strength structural part punch forming die which comprises a supporting seat, and an ejection assembly is rotationally connected to the interior of the supporting seat. The ejection assembly comprises a threaded rod, the left side of the threaded rod is fixedly connected with a rotating handle, the surface of the threaded rod is in threaded connection with a moving plate, the front side and the rear side of the moving plate are fixedly connected with sliding blocks, the top end of the moving plate is fixedly connected with an adjusting block, and an ejection block is arranged at the top end of the adjusting block. A sliding groove is formed in the inner wall of the supporting base. By rotating the rotating handle, the threaded rod rotates, the movable plate moves, the sliding block slides in the sliding groove to enable the movable plate to move left and right in the supporting seat, and due to the fact that the contact faces of the adjusting block and the ejection block are slope faces, when the movable plate drives the adjusting block to move towards one side of the rotating handle, the ejection block and the adjusting block slide relatively, and the ejection block and the adjusting block are separated from each other. And the push rod moves upwards in the limiting groove, so that the punch-formed structural part is ejected out and is convenient to take.

Description

Technical Field

[0001] The utility model relates to the technical field of stamping and forming, in particular to a stamping and forming die for a high-strength structural part. Background Art

[0002] Stamping refers to a processing method in which a press and a die are used to apply external force to plates, strips, pipes and profiles to cause them to undergo plastic deformation or separation, thereby obtaining a workpiece (stamping part) of the desired shape and size.

[0003] According to publication number CN219043612U, a high-strength structural part stamping die comprises an upper mounting seat, wherein the right end of the upper mounting seat passes through and is provided with an upper die, movable pressure blocks are provided on both the left and right sides of the upper die, and the movable pressure blocks pass through and are slidably connected to the upper mounting seat, the top of the upper mounting seat is fixedly connected to guide rods near the four corners, the upper ends of the guide rods pass through and are slidably connected to reinforcement sleeves, the upper ends of the reinforcement sleeves pass through and are fixedly connected to a fixed top plate, and the four corners of the bottom of the fixed top plate are fixedly connected to fixed columns. In the present utility model, the upper and lower movement of the lower die is first limited by the cooperation of the lower die and the lower mounting seat, the horizontal movement of the lower die and the lower mounting seat is limited by the cooperation of the fixed base and the lower mounting seat, and the upper and lower movement of the lower mounting seat can be limited by the fixed column and the upper limiting block, thereby eliminating the need to fix the mold components with bolts, thereby avoiding the situation where the bolts become loose.

[0004] The cooperation between the lower mold and the lower mounting seat limits the up and down movement of the lower mold, thereby avoiding the situation where the bolts become loose. However, after the structural parts are stamped and formed, the structural parts are easily stuck in the lower mold due to mechanical pressure, which makes it inconvenient to remove them. Utility Model Content

[0005] The purpose of the present invention is to provide a high-strength structural part stamping die to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-strength structural part stamping die, comprising a support seat, an ejection assembly rotatably connected to the interior of the support seat; the ejection assembly comprises a threaded rod, a rotating handle is fixedly connected to the left side of the threaded rod, a movable plate is threadedly connected to the surface of the threaded rod, sliders are fixedly connected to the front and rear sides of the movable plate, an adjusting block is fixedly connected to the top of the movable plate, an ejection block is provided at the top of the adjusting block, a sliding groove is provided on the inner wall of the support seat, an installation groove is provided on the top of the support seat, and a limiting groove is provided on the inner wall of the installation groove.

[0007] As a further preferred embodiment of the present technical solution, the rotating handle is located outside the support seat, two movable plates are provided, the slider and the slide groove are adapted to each other, the top end of the adjustment block and the bottom end of the ejection block are both provided with slopes, and the ejection block is located inside the limiting groove.

[0008] As a further preferred embodiment of the present technical solution, guide grooves are provided on the front and rear sides of the support seat, a positioning block is slidably connected inside the guide groove, an adjusting screw is rotatably connected to the side of the positioning block away from the threaded rod, a lower mounting seat is provided inside the mounting groove, a lower mold is provided inside the lower mounting seat, and a first card slot is provided on the front and rear sides of the lower mounting seat.

[0009] As a further preferred embodiment of the present technical solution, there are two guide grooves, and threaded holes are provided on one side of the two guide grooves away from the lower mounting seat. The threaded holes are adapted to the adjusting screws, and the positioning block is located inside the first slot.

[0010] As a further preferred embodiment of the present technical solution, the top of the support seat is fixedly connected to a pillar, the top of the pillar is fixedly connected to a top plate, the top of the top plate is fixedly connected to a cylinder, the output end of the cylinder is fixedly connected to an upper mounting seat, and the top of the upper mounting seat is fixedly connected to a guide rod.

[0011] As a further preferred embodiment of the present technical solution, the front and rear sides of the upper mounting seat are fixedly connected with connecting plates, the bottom end of the connecting plate is fixedly connected with a pressure rod, the surface of the pressure rod is slidably connected with a limiting sleeve, and the inner wall of the limiting sleeve is fixedly connected with a first spring.

[0012] As a further preferred embodiment of the present technical solution, a positioning rod is slidably connected to the interior of the upper mounting seat, a second spring is movably sleeved on the surface of the positioning rod, the top end of the positioning rod is fixedly connected to a limiting plate, an upper mold is provided inside the upper mounting seat, and a second slot is provided on the top of the upper mold.

[0013] The utility model provides a high-strength structural part stamping die, which has the following beneficial effects:

[0014] (1) The utility model rotates the handle to rotate the threaded rod, thereby moving the movable plate, and slides the slider in the slide groove to move the movable plate left and right in the support seat. Since the contact surfaces of the adjustment block and the ejection block are both sloped surfaces, when the movable plate drives the adjustment block to move toward the side of the rotating handle, the ejection block and the adjustment block slide relative to each other and move upward in the limit groove, thereby ejecting the stamped structural part for easy removal.

[0015] (2) The utility model starts the cylinder so that the upper mounting seat drives the upper mold to move downward, and the guide rod slides on the top plate, thereby increasing the stability during the downward movement. At the same time, the pressure rod slides in the limiting sleeve. After moving down to a certain height, the pressure plate on the pressure rod contacts the first spring and squeezes it to shrink. The elasticity of the first spring slows down the descent of the upper mounting seat, thereby avoiding damage to the structural parts caused by excessive mechanical pressure. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the ejection assembly structure of the present utility model;

[0018] Figure 3 It is a schematic diagram of the cross-sectional structure of the utility model;

[0019] Figure 4 This is a schematic diagram of the expanded structure of the lower mounting base and the lower mold of the utility model;

[0020] Figure 5 This is a schematic diagram of the upper mounting seat and upper mold structure of the utility model.

[0021] In the figure: 1. Support seat; 2. Ejector assembly; 201. Threaded rod; 202. Rotating handle; 203. Moving plate; 204. Slider; 205. Adjusting block; 206. Ejector block; 207. Slide groove; 208. Mounting groove; 209. Limiting groove; 3. Guide groove; 4. Positioning block; 5. Adjusting screw; 6. Lower mounting seat; 7. Lower mold; 8. First slot; 9. Pillar; 10. Ejector plate; 11. Cylinder; 12. Upper mounting seat; 13. Guide rod; 14. Connecting plate; 15. Press rod; 16. Limiting sleeve; 17. First spring; 18. Positioning rod; 19. Second spring; 20. Limiting plate; 21. Upper mold; 22. Second slot. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the present invention.

[0023] The utility model provides a technical solution: Figure 1 and Figure 5As shown, in this embodiment, a high-strength structural part stamping mold includes a support base 1, and the support base 1 is internally rotatably connected to an ejection assembly 2; the ejection assembly 2 includes a threaded rod 201, the left side of the threaded rod 201 is fixedly connected to a rotating handle 202, the surface of the threaded rod 201 is threadedly connected to a movable plate 203, the front and rear sides of the movable plate 203 are fixedly connected to a slider 204, the top of the movable plate 203 is fixedly connected to an adjusting block 205, the top of the adjusting block 205 is provided with an ejection block 206, the inner wall of the support base 1 is provided with a sliding groove 207, the top of the support base 1 is provided with a mounting groove 208, and the inner wall of the mounting groove 208 is provided with a limiting groove 209.

[0024] By rotating the rotating handle 202, the threaded rod 201 rotates, the movable plate 203 moves, and the slider 204 slides in the slide groove 207 to make the movable plate 203 move left and right in the support seat 1. Since the contact surfaces of the adjusting block 205 and the ejecting block 206 are both sloped surfaces, when the movable plate 203 drives the adjusting block 205 to move toward the side of the rotating handle 202, the ejecting block 206 slides relative to the adjusting block 205 and moves upward in the limiting groove 209, thereby ejecting the stamped structural part for easy removal.

[0025] The rotating handle 202 is located outside the support base 1, there are two movable plates 203, the slider 204 and the slide groove 207 are adapted to each other, the top of the adjustment block 205 and the bottom of the ejection block 206 are both provided with slopes, and the ejection block 206 is located inside the limiting groove 209.

[0026] A guide groove 3 is provided on the front and rear sides of the support seat 1, and a positioning block 4 is slidably connected inside the guide groove 3. The side of the positioning block 4 away from the threaded rod 201 is rotatably connected to the adjusting screw 5. A lower mounting seat 6 is provided inside the mounting groove 208, and a lower mold 7 is provided inside the lower mounting seat 6. A first card slot 8 is provided on the front and rear sides of the lower mounting seat 6.

[0027] There are two guide grooves 3 , and threaded holes are provided on one side of the two guide grooves 3 away from the lower mounting seat 6 . The threaded holes are matched with the adjusting screw 5 , and the positioning block 4 is located inside the first slot 8 .

[0028] The top of the support seat 1 is fixedly connected to the pillar 9, the top of the pillar 9 is fixedly connected to the top plate 10, the top of the top plate 10 is fixedly connected to the cylinder 11, the output end of the cylinder 11 is fixedly connected to the upper mounting seat 12, and the top of the upper mounting seat 12 is fixedly connected to the guide rod 13.

[0029] The front and rear sides of the upper mounting seat 12 are fixedly connected with connecting plates 14 , the bottom end of the connecting plate 14 is fixedly connected with a pressure rod 15 , the surface of the pressure rod 15 is slidably connected with a limiting sleeve 16 , and the inner wall of the limiting sleeve 16 is fixedly connected with a first spring 17 .

[0030] By starting the cylinder 11, the upper mounting seat 12 drives the upper mold 21 to move downward, and the guide rod 13 slides on the top plate 10, thereby increasing the stability during the downward movement. At the same time, the pressure rod 15 slides in the limiting sleeve 16. After moving down to a certain height, the pressure plate on the pressure rod 15 contacts the first spring 17 and squeezes it to shrink. The elasticity of the first spring 17 slows down the descending amplitude of the upper mounting seat 12, thereby avoiding damage to the structural parts caused by excessive mechanical pressure.

[0031] The upper mounting seat 12 is internally slidably connected to a positioning rod 18, the surface of the positioning rod 18 is movably sleeved with a second spring 19, the top of the positioning rod 18 is fixedly connected to a limiting plate 20, and an upper mold 21 is provided inside the upper mounting seat 12, and a second slot 22 is provided on the top of the upper mold 21.

[0032] The utility model provides a high-strength structural part stamping die, the specific working principle is as follows:

[0033] When in use, the lower mold 7 is installed inside the lower mounting seat 6, and the lower mold 7 and the lower mounting seat 6 are placed in the mounting groove 208 of the support seat 1, and the adjusting screw 5 is rotated to make it rotate in the guide groove 3 and push the positioning block 4 to approach the lower mounting seat 6. After the belt moves a certain distance, the positioning block 4 is stuck in the first slot 8, thereby fixing the position of the support seat 1 and the lower mounting seat 6; pull the limit plate 20 upward to make the positioning rod 18 slide inside the upper mounting seat 12, and the second spring 19 is squeezed and contracted. After being pulled to a certain height, the positioning rod 18 moves into the upper mounting seat 12, and the upper mold 21 is installed in the upper mounting seat 12. The positioning rod 18 returns to its original position under the elastic force of the second spring 19 and is stuck in the second slot 22, thereby fixing the position of the upper mold 21 and the upper mounting seat 12; place the plate on the lower mold 7, Start the cylinder 11, so that the upper mounting seat 12 drives the upper mold 21 to move downward, and the pressure rod 15 slides in the limiting sleeve 16. After moving down to a certain height, the pressure plate on the pressure rod 15 contacts the first spring 17 and squeezes it to shrink, and the upper mold 21 contacts the lower mold 7, thereby completing the stamping of the structural part; rotate the rotating handle 202 to rotate the threaded rod 201, and the movable plate 203 moves, and slides in the slide groove 207 through the slider 204 to make the movable plate 203 move left and right in the support seat 1. Since the contact surfaces of the adjusting block 205 and the ejecting block 206 are both sloped surfaces, when the movable plate 203 drives the adjusting block 205 to move toward the side of the rotating handle 202, the ejecting block 206 and the adjusting block 205 slide relative to each other and move upward in the limiting groove 209, thereby ejecting the stamped structural part for easy removal.

[0034] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high-strength structural part stamping die, comprising a support seat (1), characterized in that: The support seat (1) is internally rotatably connected to an ejection assembly (2); the ejection assembly (2) comprises a threaded rod (201), a rotating handle (202) is fixedly connected to the left side of the threaded rod (201), a movable plate (203) is threadedly connected to the surface of the threaded rod (201), sliders (204) are fixedly connected to the front and rear sides of the movable plate (203), an adjustment block (205) is fixedly connected to the top of the movable plate (203), an ejection block (206) is provided at the top of the adjustment block (205), a sliding groove (207) is provided on the inner wall of the support seat (1), a mounting groove (208) is provided on the top of the support seat (1), and a limiting groove (209) is provided on the inner wall of the mounting groove (208).

2. The high-strength structural part stamping die according to claim 1, characterized in that: The rotating handle (202) is located outside the support seat (1), the number of the movable plates (203) is set to two, the slider (204) and the slide groove (207) are adapted to each other, the top end of the adjustment block (205) and the bottom end of the ejection block (206) are both provided with slopes, and the ejection block (206) is located inside the limiting groove (209).

3. The high-strength structural part stamping die according to claim 1, characterized in that: The support seat (1) is provided with guide grooves (3) on the front and rear sides, a positioning block (4) is slidably connected inside the guide groove (3), and an adjusting screw (5) is rotatably connected to the side of the positioning block (4) away from the threaded rod (201), a lower mounting seat (6) is provided inside the mounting groove (208), a lower mold (7) is provided inside the lower mounting seat (6), and a first clamping groove (8) is provided on the front and rear sides of the lower mounting seat (6).

4. The high-strength structural part stamping die according to claim 3, characterized in that: There are two guide grooves (3), and threaded holes are provided on one side of the two guide grooves (3) away from the lower mounting seat (6). The threaded holes are adapted to the adjusting screw (5), and the positioning block (4) is located inside the first slot (8).

5. The high-strength structural part stamping die according to claim 1, characterized in that: The top end of the support seat (1) is fixedly connected to a pillar (9), the top end of the pillar (9) is fixedly connected to a top plate (10), the top end of the top plate (10) is fixedly connected to a cylinder (11), the output end of the cylinder (11) is fixedly connected to an upper mounting seat (12), and the top end of the upper mounting seat (12) is fixedly connected to a guide rod (13).

6. The high-strength structural part stamping die according to claim 5, characterized in that: The front and rear sides of the upper mounting seat (12) are fixedly connected with a connecting plate (14), the bottom end of the connecting plate (14) is fixedly connected with a pressure rod (15), the surface of the pressure rod (15) is slidably connected to a limiting sleeve (16), and the inner wall of the limiting sleeve (16) is fixedly connected with a first spring (17).

7. The high-strength structural part stamping die according to claim 5, characterized in that: The upper mounting seat (12) is internally slidably connected to a positioning rod (18), the surface of the positioning rod (18) is movably sleeved with a second spring (19), the top end of the positioning rod (18) is fixedly connected to a limiting plate (20), an upper mold (21) is provided inside the upper mounting seat (12), and a second slot (22) is provided on the top of the upper mold (21).

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