Stamping die tool

Abstract

The utility model provides a stamping die tool, belongs to the technical field of stamping dies, and aims to solve the problems that an existing stamping die tool is inevitably abraded after being used for a long time, the abrasion condition of a die is difficult to observe through naked eyes and the die is difficult to replace in time after the die is abraded, and the quality problem is easily caused. The device comprises a plurality of fixing rods, and the plurality of fixing rods are fixedly connected to the upper end face of a lower die; the upper die is slidably connected to the outer sides of the multiple fixing rods; the workpiece is placed on the upper end face of the lower die; the sliding block is slidably connected to the inner side of the lower end of the upper die. The punching pin is in threaded connection with the inner side of the lower end of the upper die; the prompt board is fixedly connected to the front end face of the upper die. Through the arrangement of the punching pin wear detection device, the detection of the wear of the punching pin is realized, the production quality is improved, and the economic loss is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of stamping dies, and more specifically, particularly relates to a stamping die tooling. Background Technique

[0002] A stamping die tooling is a process equipment for processing workpieces in cold stamping. During the use of a stamping die, the blanking or shaping of workpieces is usually achieved by the closing of the upper die and the lower die.

[0003] A press-fitting stamping die tooling disclosed according to the application number: CN202020192438.5, specifically related to the technical field of dies, includes a die base. A cooling cylinder is arranged inside the die base. The cooling cylinder is fixedly connected to the die base through a pin. A lower die is movably sleeved inside the cooling cylinder. An upper die is arranged above the lower die. An annular groove is opened at the upper end of the cooling cylinder. Compared with the prior art, the utility model is beneficial to cooling the lower die. By adopting the method of cooling water flowing through a straight water inlet area and a straight water outlet area to cool the cooling cylinder, and then cooling the lower die, the cooling effect is better, avoiding the thermal expansion of the lower die, reducing the wear of the lower die and the upper die, and by adopting the convenience of inserting a straight pipe into the cooling channel, it is convenient for the installation and disassembly of the annular pipe and the straight pipe.

[0004] Based on the above, after the existing stamping die tooling is used for a long time, the part in contact with the workpiece will inevitably be worn. After the die is worn, it is difficult to observe the wear condition of the die with the naked eye and replace it in time, which is likely to cause quality problems and economic losses. Summary of the Utility Model

[0005] In order to solve the above technical problems, the utility model provides a stamping die tooling to solve the problem that after the existing stamping die tooling is used for a long time, the part in contact with the workpiece will inevitably be worn. After the die is worn, it is difficult to observe the wear condition of the die with the naked eye and replace it in time, which is likely to cause quality problems and economic losses.

[0006] The purpose and effect of a stamping die tooling of the utility model are achieved by the following specific technical means:

[0007] A stamping die tooling, comprising a lower die, fixed rods, an upper die, a workpiece, a sliding block, a downward pressure spring, a punching pin, a prompt board, a protection mechanism and a detection mechanism; a plurality of fixed rods are provided, and the plurality of fixed rods are fixedly connected to the upper end surface of the lower die; the upper die is slidably connected to the outside of the plurality of fixed rods; the workpiece is placed on the upper end surface of the lower die; the sliding block is slidably connected to the inside of the lower end of the upper die; the lower end of the downward pressure spring is fixedly connected to the upper end surface of the sliding block, and the upper end of the downward pressure spring is fixedly connected to the inside of the upper die; the punching pin is threadedly connected to the inside of the lower end of the upper die; the prompt board is fixedly connected to the front end surface of the upper die; the protection mechanism is arranged inside the lower die; the detection mechanism is arranged inside the upper die.

[0008] Further, the protection mechanism includes: a slider, a compression spring and a protection block; the slider is slidably connected to the inside of the lower die; the front end of the compression spring is fixedly connected to the rear end surface of the slider, and the rear end of the compression spring is fixedly connected to the inside of the lower die; the protection block is slidably connected to the inside of the lower die, and the protection block is inserted into the inside of the slider.

[0009] Further, the detection mechanism includes: a limit frame, a detection wheel and a detection spring; the limit frame is slidably connected to the inside of the upper die; the detection wheel is rotatably connected to the inside of the limit frame; two detection springs are provided, and one end of each of the two detection springs is fixedly connected to the outside of the limit frame, and the other end of each of the two detection springs is fixedly connected to the inside of the upper die.

[0010] Further, the detection mechanism further includes: a trigger rod, a first limit groove, a second limit groove and a trigger spring; the trigger rod is slidably connected to the inside of the upper die; the first limit groove is opened on the front end surface of the trigger rod, and the limit frame is inserted into the inside of the first limit groove; the second limit groove is opened on the left end surface of the trigger rod; the upper end of the trigger spring is fixedly connected to the inside of the trigger rod, and the lower end of the trigger spring is fixedly connected to the inside of the sliding block.

[0011] Further, the detection mechanism further includes: a limit insertion rod, a trapezoidal slot, a limit spring and a reset insertion rod; the limit insertion rod is slidably connected to the inside of the sliding block; the trapezoidal slot is opened on the lower end surface of the limit insertion rod; one end of the limit spring is fixedly connected to the outside of the limit insertion rod, and the other end of the limit spring is fixedly connected to the inside of the sliding block; the reset insertion rod is slidably connected to the inside of the sliding block, and the reset insertion rod is located directly below the trapezoidal slot.

[0012] Furthermore, the detection mechanism further includes: a sliding insertion rod, a limiting rod, a trapezoidal groove, a connecting spring, a hinged baffle, and a limiting slot; the sliding insertion rod is slidably connected to the inside of the upper die, and the sliding insertion rod is located directly above the reset insertion rod; the limiting rod is slidably connected to the inside of the upper die; the trapezoidal groove is opened on the lower end surface of the limiting rod, and the trapezoidal groove is located directly above the sliding insertion rod; one end of the connecting spring is fixedly connected to the outside of the limiting rod, and the other end of the connecting spring is fixedly connected to the inside of the upper die; the hinged baffle is hinged to the inside of the front end of the upper die, and a torsion spring is provided at the hinge of the hinged baffle and the upper die; the limiting slot is opened on the inside of the hinged baffle, and the limiting slot is inserted and connected with the limiting rod.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] Through the setting of the protection mechanism, the protection of the operator is realized. When taking out the workpiece, the slider will reset under the action of the compression spring. When the slider resets, it will cause the protection block to slide upward, so that the protection block is located on the upper end surface of the slider. At this time, the upper die cannot fall, preventing safety accidents caused by misoperation, improving safety, and ensuring the physical health of the staff; through the setting of the detection mechanism, the detection of the wear of the punching pin is realized. When the punching pin wears to a certain extent, the limiting frame will disengage from the first limiting groove. At this time, the trigger rod will slide upward under the action of the trigger spring and be limited under the action of the limiting insertion rod. When the upper die presses down to punch the workpiece and the sliding block retracts into the upper die, the trigger rod will push the sliding insertion rod upward to make the sliding insertion rod inserted into the inside of the trapezoidal groove. The limiting rod will slide backward under the action of the sliding insertion rod and the trapezoidal groove, so that the limiting rod disengages from the limiting slot. At this time, the hinged baffle will open under the action of the torsion spring, and the staff will be prompted through the prompt board, and the punching pin will be replaced in time, improving the production quality and reducing the economic loss; through the setting of the above mechanism, the protection of the operator is realized, the safety is improved, the physical health of the staff is ensured, the detection of the wear of the punching pin is realized, the production quality is improved, and the economic loss is reduced. Description of the Drawings

[0015] Figure 1 is a schematic structural diagram of the main body of the utility model.

[0016] Figure 2 is a schematic cross-sectional structural diagram of the main body of the utility model.

[0017] Figure 3 is a schematic cross-sectional structural diagram of the sliding block of the utility model.

[0018] Figure 4 is a schematic structural diagram of the prompt board of the utility model.

[0019] Figure 5It is a schematic structural diagram of the trapezoidal slot of the utility model.

[0020] Figure 6 It is a schematic structural diagram of the limiting rod of the utility model.

[0021] Figure 7 It is the utility model Figure 2 A partial enlarged structural diagram at position A in the utility model.

[0022] In the figure, the corresponding relationship between the component names and the drawing reference numbers is as follows:

[0023] 1. Lower die; 2. Fixed rod; 3. Upper die; 4. Workpiece; 5. Slide block; 501. Lower pressing spring; 6. Punching pin; 7. Hint board; 8. Slide block; 9. Compression spring; 10. Protection block; 11. Limiting frame; 12. Detection wheel; 13. Detection spring; 14. Trigger rod; 1401. First limiting groove; 1402. Second limiting groove; 15. Trigger spring; 16. Limiting insertion rod; 1601. Trapezoidal slot; 17. Limiting spring; 18. Reset insertion rod; 19. Slide insertion rod; 20. Limiting rod; 2001. Trapezoidal groove; 21. Connecting spring; 22. Hinged baffle; 2201. Limiting slot. Specific implementation mode

[0024] The following further describes the implementation mode of the utility model in detail with reference to the drawings and embodiments.

[0025] Embodiment 1:

[0026] As shown in the attached Figure 1 - Figure 2 shown:

[0027] The utility model provides a stamping die tooling, including a lower die 1, a fixed rod 2, an upper die 3, a workpiece 4, a slide block 5, a lower pressing spring 501, a punching pin 6, a hint board 7, a protection mechanism and a detection mechanism; a plurality of fixed rods 2 are provided, and the plurality of fixed rods 2 are all fixedly connected to the upper end surface of the lower die 1; the upper die 3 is slidably connected to the outside of the plurality of fixed rods 2; the workpiece 4 is placed on the upper end surface of the lower die 1; the slide block 5 is slidably connected to the inside of the lower end of the upper die 3; the lower end of the lower pressing spring 501 is fixedly connected to the upper end surface of the slide block 5, and the upper end of the lower pressing spring 501 is fixedly connected to the inside of the upper die 3; the punching pin 6 is threadedly connected to the inside of the lower end of the upper die 3; the hint board 7 is fixedly connected to the front end surface of the upper die 3; the protection mechanism is arranged inside the lower die 1; the detection mechanism is arranged inside the upper die 3.

[0028] Among them, the protection mechanism includes: a slide block 8, a compression spring 9 and a protection block 10; the slide block 8 is slidably connected to the inside of the lower die 1; the front end of the compression spring 9 is fixedly connected to the rear end surface of the slide block 8, and the rear end of the compression spring 9 is fixedly connected to the inside of the lower die 1; the protection block 10 is slidably connected to the inside of the lower die 1, and the protection block 10 is inserted into the inside of the slide block 8.

[0029] Specific usage method and function of this embodiment: Push the workpiece 4 into the lower die 1. At this time, the workpiece 4 will push the slider 8 backward, and the protective block 10 will be inserted into the groove of the slider 8 under the action of gravity. At this time, when the upper die 3 presses down, the punching pin 6 will punch the workpiece 4. When taking out the workpiece 4, the slider 8 will reset under the action of the compression spring 9. When the slider 8 resets, it will cause the protective block 10 to slide upward, making the protective block 10 located on the upper end face of the slider 8. At this time, the upper die 3 cannot fall, preventing safety accidents caused by misoperation.

[0030] Embodiment Two:

[0031] Based on Embodiment One, as Figure 3 - Figure 7 shown, the detection mechanism includes: a limit frame 11, a detection wheel 12, a detection spring 13, a trigger rod 14, a first limit groove 1401, a second limit groove 1402, a trigger spring 15, a limit insertion rod 16, a trapezoidal slot 1601, a limit spring 17, a reset insertion rod 18, a sliding insertion rod 19, a limit rod 20, a trapezoidal groove 2001, a connecting spring 21, a hinged baffle 22, and a limit slot 2201; the limit frame 11 is slidably connected to the inside of the upper die 3; the detection wheel 12 is rotatably connected to the inside of the limit frame 11; there are two detection springs 13, and one end of each of the two detection springs 13 is fixedly connected to the outside of the limit frame 11, and the other end of each of the two detection springs 13 is fixedly connected to the inside of the upper die 3; the trigger rod 14 is slidably connected to the inside of the upper die 3; the first limit groove 1401 is opened on the front end face of the trigger rod 14, and the limit frame 11 is inserted into the inside of the first limit groove 1401; the second limit groove 1402 is opened on the left end face of the trigger rod 14; the upper end of the trigger spring 15 is fixedly connected to the inside of the trigger rod 14, and the lower end of the trigger spring 15 is fixedly connected to the inside of the sliding block 5; the limit insertion rod 16 is slidably connected to the inside of the sliding block 5; the trapezoidal slot 1601 is opened on the lower end face of the limit insertion rod 16; one end of the limit spring 17 is fixedly connected to the outside of the limit insertion rod 16, and the other end of the limit spring 17 is fixedly connected to the inside of the sliding block 5; the reset insertion rod 18 is slidably connected to the inside of the sliding block 5, and the reset insertion rod 18 is located directly below the trapezoidal slot 1601; the sliding insertion rod 19 is slidably connected to the inside of the upper die 3, and the sliding insertion rod 19 is located directly above the reset insertion rod 18; the limit rod 20 is slidably connected to the inside of the upper die 3; the trapezoidal groove 2001 is opened on the lower end face of the limit rod 20, and the trapezoidal groove 2001 is located directly above the sliding insertion rod 19; one end of the connecting spring 21 is fixedly connected to the outside of the limit rod 20, and the other end of the connecting spring 21 is fixedly connected to the inside of the upper die 3; the hinged baffle 22 is hinged to the inside of the front end of the upper die 3, and a torsion spring is provided at the hinge of the hinged baffle 22 and the upper die 3; the limit slot 2201 is opened on the inside of the hinged baffle 22, and the limit slot 2201 is inserted and connected to the limit rod 20.

[0032] Specific usage and function of this embodiment: When the punching pin 6 is worn after long-term use, the detection wheel 12 will slide under the action of the detection spring 13, so that the detection wheel 12 always abuts against the outside of the punching pin 6. When the punching pin 6 is worn to a certain extent, the limit frame 11 will disengage from the first limit groove 1401. At this time, the trigger rod 14 will slide upward under the action of the trigger spring 15. After the trigger rod 14 slides a certain distance, the limit insertion rod 16 will be inserted into the inside of the second limit groove 1402 under the action of the limit spring 17 to limit the trigger rod 14. When the upper die 3 presses down to punch the workpiece 4 and the sliding block 5 retracts into the upper die 3, the trigger rod 14 will push the sliding insertion rod 19 to slide upward, so that the sliding insertion rod 19 is inserted into the inside of the trapezoidal groove 2001. The limit rod 20 will slide backward under the action of the sliding insertion rod 19 and the trapezoidal groove 2001, so that the limit rod 20 disengages from the limit insertion slot 2201. At this time, the articulated baffle 22 will open under the action of the torsion spring, and the staff will be prompted through the prompt board 7 to replace the punching pin 6 in time.

Claims

1. A stamping die tooling, comprising a lower die (1), a fixing rod (2), an upper die (3), a workpiece (4), a sliding block (5), a downward pressing spring (501), a punching pin (6), a prompt board (7), a protection mechanism and a detection mechanism; A plurality of fixing rods (2) are provided, and the plurality of fixing rods (2) are all fixedly connected to the upper end surface of the lower die (1); The upper die (3) is slidably connected to the outer sides of the plurality of fixing rods (2); It is characterized in that: The workpiece (4) is placed on the upper end face of the lower die (1); the sliding block (5) is slidably connected to the inner side of the lower end of the upper die (3); the lower end of the downward pressure spring (501) is fixedly connected to the upper end face of the sliding block (5), and the upper end of the downward pressure spring (501) is fixedly connected to the inner side of the upper die (3); the punching pin (6) is threadedly connected to the inner side of the lower end of the upper die (3); the prompt board (7) is fixedly connected to the front end face of the upper die (3); the protection mechanism is arranged inside the lower die (1); the detection mechanism is arranged inside the upper die (3).

2. The stamping die tooling according to claim 1, characterized in that: The protection mechanism includes: a slider (8), a compression spring (9) and a protection block (10); the slider (8) is slidably connected to the inside of the lower die (1); the front end of the compression spring (9) is fixedly connected to the rear end face of the slider (8), and the rear end of the compression spring (9) is fixedly connected to the inside of the lower die (1); the protection block (10) is slidably connected to the inside of the lower die (1), and the protection block (10) is inserted into the inside of the slider (8).

3. The stamping die tooling according to claim 1, characterized in that: The detection mechanism includes: a limit frame (11), a detection wheel (12) and a detection spring (13); the limit frame (11) is slidably connected to the inside of the upper die (3); the detection wheel (12) is rotatably connected to the inside of the limit frame (11); there are two detection springs (13), and one end of each of the two detection springs (13) is fixedly connected to the outside of the limit frame (11), and the other end of each of the two detection springs (13) is fixedly connected to the inside of the upper die (3).

4. The stamping die tooling according to claim 3, wherein: The detection mechanism further includes: a trigger rod (14), a first limit groove (1401), a second limit groove (1402) and a trigger spring (15); the trigger rod (14) is slidably connected to the inside of the upper die (3); the first limit groove (1401) is opened on the front end face of the trigger rod (14), and the limit frame (11) is inserted into the inside of the first limit groove (1401); the second limit groove (1402) is opened on the left end face of the trigger rod (14); the upper end of the trigger spring (15) is fixedly connected to the inside of the trigger rod (14), and the lower end of the trigger spring (15) is fixedly connected to the inside of the sliding block (5).

5. The stamping die tooling according to claim 4, characterized in that: The detection mechanism further includes: a limit insertion rod (16), a trapezoidal slot (1601), a limit spring (17) and a reset insertion rod (18); the limit insertion rod (16) is slidably connected to the inside of the sliding block (5); the trapezoidal slot (1601) is opened on the lower end face of the limit insertion rod (16); one end of the limit spring (17) is fixedly connected to the outside of the limit insertion rod (16), and the other end of the limit spring (17) is fixedly connected to the inside of the sliding block (5); the reset insertion rod (18) is slidably connected to the inside of the sliding block (5), and the reset insertion rod (18) is located directly below the trapezoidal slot (1601).

6. The stamping die tooling according to claim 5, characterized in that: The detection mechanism further includes: a sliding plug rod (19), a limiting rod (20), a trapezoidal groove (2001), a connecting spring (21), a hinged baffle (22), and a limiting slot (2201); the sliding plug rod (19) is slidably connected to the inside of the upper die (3), and the sliding plug rod (19) is located directly above the reset plug rod (18); the limiting rod (20) is slidably connected to the inside of the upper die (3); the trapezoidal groove (2001) is formed in the lower end surface of the limiting rod (20), and the trapezoidal groove (2001) is located directly above the sliding plug rod (19); one end of the connecting spring (21) is fixedly connected to the outside of the limiting rod (20), and the other end of the connecting spring (21) is fixedly connected to the inside of the upper die (3); the hinged baffle (22) is hinged to the inside of the front end of the upper die (3), and a torsion spring is provided at the hinge of the hinged baffle (22) and the upper die (3); the limiting slot (2201) is formed in the inside of the hinged baffle (22), and the limiting slot (2201) is inserted and connected to the limiting rod (20).

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