Stamping die with adjustable die punch

Abstract

The utility model discloses a stamping die with an adjustable die punch, and relates to the field of dies, the stamping die comprises an upper die and a lower die, the top of the lower die is connected with two guide rods, the left side and the right side of the upper die are connected with guide cylinders, the guide cylinders and the guide rods are arranged in a sliding mode, a cavity is formed in the upper die, and a rotating shaft is connected in the cavity. The outer wall of the rotating shaft is connected with a gear, the front side and the rear side of the gear are connected with racks, the opposite sides of the two racks are connected with connecting plates, the bottoms of the connecting plates are connected with a moving seat, and the bottom of the upper mold is provided with a strip-shaped opening corresponding to the moving seat. The driving motor is used for driving the rotating shaft to rotate, the rotating shaft drives the gear to rotate, the gear drives the two racks to move in the opposite directions when rotating, the racks push the connecting plate, the connecting plate pulls the moving seat, the moving seat pulls the punches, and then the distance between the two punches can be adjusted. Therefore, parts of different specifications can be stamped.

Description

Technical Field

[0001] The utility model relates to the field of molds, in particular to a stamping mold with an adjustable mold punch. Background Art

[0002] Molds refer to various molds and tools used in industrial production to obtain the desired products by injection molding, blow molding, extrusion, die casting or forging, smelting, stamping and other methods. In short, molds are tools used to make molded objects. This tool is composed of various parts, and different molds are composed of different parts. It mainly realizes the processing of the shape of the object by changing the physical state of the molded material.

[0003] At present, when using stamping dies to stamp parts, some parts need to be punched with two holes at one time, so two punches are needed for stamping. When stamping parts of different specifications, the punching positions are also different, and other stamping dies are needed for punching, which is too inconvenient and increases the cost of part stamping.

[0004] Therefore, it is necessary to invent a stamping die with an adjustable die punch to solve the above problems. Utility Model Content

[0005] The utility model aims to provide a stamping die with an adjustable die punch 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 stamping die with adjustable die punch, comprising an upper die and a lower die, the top of the lower die is connected to two guide rods, the left and right sides of the upper die are connected to guide cylinders, the guide cylinders and the guide rods are slidably arranged, a cavity is opened in the upper die, and a rotating shaft is connected in the cavity, a gear is connected to the outer wall of the rotating shaft, a rack is connected to the front and rear sides of the gear, a connecting plate is connected to the opposite sides of the two racks, a moving seat is connected to the bottom of the connecting plate, a strip-shaped opening corresponding to the moving seat is opened at the bottom of the upper die, a punch is connected to the bottom of the moving seat, a U-shaped frame is connected to the top of the upper die, a drive motor is connected to the bottom of the U-shaped frame, and the output end of the drive motor is connected to the top of the rotating shaft.

[0007] Preferably, a movable groove is opened in the lower mold, a movable block is arranged in the movable groove, a punching hole corresponding to the punch is opened on the top of the movable block, a pull rod is connected to the rear side of the movable block, a strip opening corresponding to the pull rod is opened on the rear side of the lower mold, a sleeve is connected to the rear side of the movable seat, and the sleeve is slidably arranged with the pull rod.

[0008] Preferably, the bottom of the lower mold is connected to a base, the bottom of the movable groove is provided with a discharge chute, a groove is provided in the base, and a collection box is provided in the groove, and a handle is connected to the front side of the collection box.

[0009] Preferably, both left and right sides of the collecting box are connected with sliding blocks, and both left and right inner side walls of the base are provided with sliding grooves corresponding to the sliding blocks.

[0010] Preferably, upper and lower sides of the rack are connected to limit bars, and upper and lower inner side walls of the upper mold are provided with limit grooves corresponding to the limit bars.

[0011] Technical effects and advantages of the utility model:

[0012] By using a driving motor to drive the rotating shaft to rotate, the rotating shaft drives the gear to rotate, and the gear drives the two racks to move in opposite directions when rotating. The racks push the connecting plate, the connecting plate pulls the moving seat, and the moving seat pulls the punch. The distance between the two punches can be adjusted, so that parts of different specifications can be stamped. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 For this utility model Figure 1 A schematic cross-sectional structure diagram of ;

[0015] Figure 3 For this utility model Figure 1 Schematic diagram of the rear structure;

[0016] Figure 4 It is a schematic diagram of the top cross-sectional structure of the upper mold of the utility model.

[0017] In the figure: 1. upper mold; 2. lower mold; 3. guide rod; 4. guide cylinder; 5. rotating shaft; 6. gear; 7. rack; 8. connecting plate; 9. moving seat; 10. punch; 11. U-shaped frame; 12. driving motor; 13. moving block; 14. pull rod; 15. sleeve; 16. base; 17. collection box; 18. handle; 19. slider; 20. limit strip. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] The utility model provides Figure 1-4 The punch-adjustable stamping die shown in the figure comprises an upper die 1 and a lower die 2, two guide rods 3 are connected to the top of the lower die 2, guide cylinders 4 are connected to the left and right sides of the upper die 1, the guide cylinders 4 and the guide rods 3 are slidably arranged, a cavity is opened in the upper die 1, and a rotating shaft 5 is connected in the cavity, a gear 6 is connected to the outer wall of the rotating shaft 5, a rack 7 is connected to the front and rear sides of the gear 6, a connecting plate 8 is connected to the opposite side of the two racks 7, a moving seat 9 is connected to the bottom of the connecting plate 8, a strip opening corresponding to the moving seat 9 is opened at the bottom of the upper die 1, a punch 10 is connected to the bottom of the moving seat 9, and a U-shaped frame 11 is connected to the top of the upper die 1 A driving motor 12 is connected to the bottom of the U-shaped frame 11. The driving motor 12 is a servo motor with a self-locking function. The use of the servo motor is a prior art and is a technical means commonly used by people in this field, so it is not elaborated on. The output end of the driving motor 12 is connected to the top of the rotating shaft 5. The driving motor 12 is used to drive the rotating shaft 5 to rotate, and the rotating shaft 5 drives the gear 6 to rotate. When the gear 6 rotates, it drives the two racks 7 to move in opposite directions. The rack 7 pushes the connecting plate 8, and the connecting plate 8 pulls the moving seat 9. The moving seat 9 pulls the punch 10, so that the distance between the two punches 10 can be adjusted, so that parts of different specifications can be stamped.

[0020] A movable groove is provided in the lower mold 2, and a movable block 13 is arranged in the movable groove. A punching hole corresponding to the punch 10 is provided on the top of the movable block 13. A pull rod 14 is connected to the rear side of the movable block 13. A strip opening corresponding to the pull rod 14 is provided on the rear side of the lower mold 2. A sleeve 15 is connected to the rear side of the movable seat 9. The sleeve 15 and the pull rod 14 are slidably arranged. When the movable seat 9 moves, the sleeve 15 is pulled by the sleeve 15, and the pull rod 14 is pulled by the pull rod 14. The movable block 13 moves in the movable groove, and the position of the punching hole is adjusted. The movable block 13 can be used to support the periphery of the part being stamped.

[0021] The bottom of the lower mold 2 is connected to a base 16, a material discharge trough is provided at the bottom of the movable groove, a groove is provided in the base 16, and a collecting box 17 is provided in the groove. A handle 18 is connected to the front side of the collecting box 17. The collecting box 17 can be used to conveniently collect waste generated during stamping.

[0022] Slide blocks 19 are connected to both the left and right sides of the collection box 17 , and both the left and right inner side walls of the base 16 are provided with sliding grooves corresponding to the slide blocks 19 , which can facilitate limiting the position of the collection box 17 .

[0023] The upper and lower sides of the rack 7 are connected to limit strips 20, and the upper and lower inner side walls of the upper mold 1 are provided with limit grooves corresponding to the limit strips 20. The limit strips 20 can be used to conveniently limit the rack 7.

[0024] Working principle of this utility model:

[0025] By using the driving motor 12 to drive the rotating shaft 5 to rotate, the rotating shaft 5 drives the gear 6 to rotate, and the gear 6 drives the two racks 7 to move in opposite directions when rotating, the rack 7 pushes the connecting plate 8, the connecting plate 8 pulls the moving seat 9, and the moving seat 9 pulls the punch 10, so that the distance between the two punches 10 can be adjusted, and the moving seat 9 pulls the sleeve 15 when moving, the sleeve 15 pulls the pull rod 14, and the pull rod 14 pulls the moving block 13, so that the moving block 13 moves in the moving groove, and the position of the punching hole is adjusted, and the moving block 13 can be used to support the periphery of the part punching, and the waste generated during the punching can be conveniently collected by the provided collection box 17.

[0026] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A stamping die with an adjustable die punch, comprising an upper die and a lower die, characterized in that: Two guide rods are connected to the top of the lower mold, and guide cylinders are connected to the left and right sides of the upper mold. The guide cylinders and the guide rods are slidably arranged. A cavity is opened in the upper mold, and a rotating shaft is connected in the cavity. A gear is connected to the outer wall of the rotating shaft, and racks are connected to the front and rear sides of the gear. A connecting plate is connected to the opposite sides of the two racks, and a moving seat is connected to the bottom of the connecting plate. A strip-shaped opening corresponding to the moving seat is opened at the bottom of the upper mold, and a punch is connected to the bottom of the moving seat. A U-shaped frame is connected to the top of the upper mold, and a driving motor is connected to the bottom of the U-shaped frame, and the output end of the driving motor is connected to the top of the rotating shaft.

2. The punch-adjustable stamping die according to claim 1, characterized in that: A movable groove is provided in the lower mold, a movable block is arranged in the movable groove, a punching hole corresponding to the punch is provided on the top of the movable block, a pull rod is connected to the rear side of the movable block, a strip opening corresponding to the pull rod is provided on the rear side of the lower mold, a sleeve is connected to the rear side of the movable seat, and the sleeve is slidably arranged with the pull rod.

3. The punch-adjustable stamping die according to claim 2, characterized in that: The bottom of the lower mold is connected to a base, the bottom of the movable groove is provided with a material discharge groove, a groove is provided in the base, and a collection box is arranged in the groove, and a handle is connected to the front side of the collection box.

4. The punch-adjustable stamping die according to claim 3, characterized in that: The left and right sides of the collecting box are both connected with sliding blocks, and the left and right inner side walls of the base are both provided with sliding grooves corresponding to the sliding blocks.

5. The punch-adjustable stamping die according to claim 1, characterized in that: The upper and lower sides of the rack are both connected with limit strips, and the upper and lower inner side walls of the upper mold are both provided with limit grooves corresponding to the limit strips.

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