Punching device convenient to take and used for machine tool accessory production

Abstract

The utility model discloses a stamping device convenient to take for machine tool accessory production, which belongs to the technical field of machine tool accessory production, and comprises a bottom plate, the top of the bottom plate is fixedly connected with four upright posts, one ends of the four upright posts are fixedly connected with a workbench, the workbench is rotatably connected with a turntable, the workbench is provided with four limiting holes, and the turntable is fixedly connected with the turntable. Four punching holes with different diameters are formed in the rotating disc, and a first belt wheel is fixedly connected to the bottom of the rotating disc. According to the punching device convenient to take and used for machine tool accessory production, through the arrangement of punching holes, a belt, limiting rods, tension springs, threaded rods, punches and limiting holes, the punches can be rapidly replaced, meanwhile, the punching holes can be rapidly switched, the four limiting holes correspond to the four punching holes one to one, and the punching efficiency is improved. The punching hole can be aligned with the circle center of the punch by inserting the limiting rod into the limiting hole, the position of the rotary disc does not need to be adjusted many times, operation is easy and convenient, holes with different diameters can be conveniently punched, and working efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of machine tool accessory production, in particular to a punching device for producing machine tool accessories which is easy to take. Background Art

[0002] A stamping device refers to a special process equipment used in cold stamping to process metal or non-metal materials into parts. Stamping is a pressure processing method that uses a mold installed on a press to apply pressure to the material at room temperature to cause it to separate or plastically deform, thereby obtaining the desired parts. Stamping devices are often used in the production of machine tool accessories.

[0003] In the existing stamping device, the punch and the mold on the workbench are generally fixed by multiple screws, which makes disassembly and assembly inconvenient. However, the models of machine tool accessories are different, and the required hole diameters are different. When holes of different diameters need to be punched out, it takes a lot of time to disassemble multiple screws and replace the mold and punch. The operation is relatively cumbersome, which makes it difficult for the existing stamping device to punch out holes of different diameters. Utility Model Content

[0004] In order to overcome the above-mentioned defects, the utility model provides a punching device for the production of machine tool accessories that is easy to take, which solves the problem that when holes of different diameters need to be punched out by the existing punching device, it takes a lot of time to disassemble multiple screws and replace the mold and the punch, and the operation is cumbersome, which makes it difficult for the existing stamping device to punch out holes of different diameters.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a punching device for producing machine tool accessories that is easy to take, comprising a bottom plate, four columns are fixedly connected to the top of the bottom plate, one end of the four columns is fixedly connected to a workbench, a turntable is rotatably connected to the workbench, four limit holes are opened on the workbench, and four punching holes with different diameters are opened on the turntable;

[0006] A first pulley is fixedly connected to the bottom of the turntable, a belt is arranged on the first pulley, a second pulley is arranged on the belt, a rotating rod is fixedly connected to the second pulley, a limiting rod is slidably connected to the rotating rod, a tension spring is sleeved on the limiting rod, and a punch is arranged on the top of the workbench.

[0007] As a further solution of the utility model: one end of the limit rod is fixedly connected with a round cap, and both ends of the tension spring are respectively fixedly connected to the round cap and the rotating rod.

[0008] As a further solution of the utility model: four support columns are fixedly connected to the top of the workbench, one end of the four support columns is fixedly connected to the top plate, and a collection box is arranged on the top of the bottom plate.

[0009] As a further solution of the utility model: a handle is fixedly connected to the collection box, and two fixing plates are fixedly connected to the top of the bottom plate, and a screw is threadedly connected to one of the fixing plates.

[0010] As a further solution of the utility model: a nut is fixedly connected to one end of the screw rod, a blanking hole is opened on the workbench, and an electric push rod is fixedly connected to the bottom of the top plate.

[0011] As a further solution of the utility model: an internal threaded sleeve is fixedly connected to one end of the electric push rod, a threaded rod is threadedly connected to the internal threaded sleeve, and the threaded rod is fixedly connected to the punch.

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

[0013] 1. The punching device for the production of machine tool accessories that is easy to take is provided with a punching hole, a belt, a limit rod, a tension spring, a threaded rod, a punch and a limit hole. When it is necessary to switch punching holes of different diameters, the round cap is first pulled to drive the limit rod to move upward, so that the limit rod is disengaged from one of the limit holes. At this time, the round cap is rotated around the center of the second pulley, and the round cap drives the limit rod, the rotating rod and the second pulley to rotate in turn. The second pulley drives the first pulley and the turntable to rotate through the belt, so as to switch the punching holes. When the appropriate punching hole is rotated to the bottom of the punch, the round cap is released, the tension spring is reset and the round cap and the limit rod are pulled to insert the limit rod into one of the limit holes. The turntable is fixed, and the punch is twisted to make the threaded rod disengage from the inner threaded sleeve. The punch is replaced with a punch with the same diameter as the punching hole, and the threaded rod is screwed into the inner threaded sleeve to fix the punch. At this time, the electric push rod is started to drive the inner threaded sleeve, the threaded rod and the punch to move down in sequence to punch the workpiece. The device can quickly replace the punch and quickly switch the punching holes. The four limit holes correspond to the four punching holes one by one. The limit rod is inserted into the limit hole to align the punching hole with the center of the punch. There is no need to adjust the position of the turntable multiple times. The operation is simple and convenient, and it is convenient to punch holes of different diameters, thereby improving work efficiency.

[0014] 2. The punching device for producing machine tool accessories that is easy to take has a collection box, a screw, a handle and a nut. The waste generated by punching will enter the collection box through the blanking hole. The collection box collects the waste. When the collection box needs to be removed from the bottom plate, the nut is turned to drive the screw to rotate so that the screw moves away from the collection box and the collection box is loosened. At this time, the collection box can be removed by holding the handle. When installing the collection box, it is only necessary to repeat the above operation in reverse. The collection box is fixed by the screw to prevent people from accidentally touching the collection box and causing the collection box to deviate from its position, and to prevent the waste from not falling into the collection box correctly, so that the collection box can be easily collected by the collection box. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0016] Figure 2 It is a three-dimensional structural schematic diagram of the workbench of the utility model;

[0017] Figure 3 It is a three-dimensional structural diagram of the turntable of the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of the internal thread sleeve and the threaded rod being separated in the utility model;

[0019] In the figure: 1. bottom plate; 2. column; 3. workbench; 4. support column; 5. top plate; 6. turntable; 7. turn rod; 8. limit hole; 9. collection box; 10. handle; 11. fixing plate; 12. screw rod; 13. nut; 14. blanking hole; 15. first pulley; 16. belt; 17. second pulley; 18. electric push rod; 19. stamping hole; 20. limit rod; 21. round cap; 22. tension spring; 23. internal threaded sleeve; 24. threaded rod; 25. punch. DETAILED DESCRIPTION

[0020] The technical solution of this patent is further described in detail below in conjunction with specific implementation methods.

[0021] like Figure 1-4 As shown, the utility model provides a technical solution: a stamping device for producing machine tool accessories that is easy to take, comprising a base plate 1, four columns 2 are fixedly connected to the top of the base plate 1, one end of the four columns 2 is fixedly connected to a workbench 3, a turntable 6 is rotatably connected to the workbench 3, four supporting columns 4 are fixedly connected to the top of the workbench 3, one end of the four supporting columns 4 is fixedly connected to a top plate 5, and a collecting box 9 is arranged on the top of the base plate 1. Due to the provision of the collecting box 9, the collecting box 9 can collect waste generated by stamping, thereby facilitating centralized processing of the waste and improving work efficiency.

[0022] Four limiting holes 8 are provided on the workbench 3, four punching holes 19 with different diameters are provided on the turntable 6, a first pulley 15 is fixedly connected to the bottom of the turntable 6, a belt 16 is arranged on the first pulley 15, a handle 10 is fixedly connected to the collection box 9, and the handle 10 provides a gripping point, so that it is convenient for people to take the collection box 9, thereby improving the convenience of operation, and two fixed plates 11 are fixedly connected to the top of the bottom plate 1, and a screw 12 is threadedly connected to one of the fixed plates 11.

[0023] A second pulley 17 is provided on the belt 16, and a rotating rod 7 is fixedly connected to the second pulley 17. A limiting rod 20 is slidably connected to the rotating rod 7. Since the limiting rod 20 is eccentrically arranged on the second pulley 17, it is convenient to rotate the second pulley 17, and the operation is simple, convenient and fast. One end of the limiting rod 20 is fixedly connected to a round cap 21, and both ends of the tension spring 22 are respectively fixedly connected to the round cap 21 and the rotating rod 7.

[0024] A tension spring 22 is sleeved on the limit rod 20, a punch 25 is arranged on the top of the workbench 3, and a nut 13 is fixedly connected to one end of the screw rod 12. Since a number of grooves are provided on the nut 13, friction can be increased, which makes it convenient for personnel to turn the nut 13 and reduces the difficulty of operation. A blanking hole 14 is provided on the workbench 3, and an electric push rod 18 is fixedly connected to the bottom of the top plate 5. An internal threaded sleeve 23 is fixedly connected to one end of the electric push rod 18, and a threaded rod 24 is threadedly connected to the internal threaded sleeve 23, and the threaded rod 24 is fixedly connected to the punch 25.

[0025] The working principle of the utility model is:

[0026] When it is necessary to switch the punching holes 19 of different diameters, first pull the round cap 21 to drive the limit rod 20 to move up, so that the limit rod 20 is out of one of the limit holes 8, and then rotate the round cap 21 around the center of the second pulley 17, and the round cap 21 drives the limit rod 20, the rotating rod 7 and the second pulley 17 to rotate in turn, and the second pulley 17 drives the first pulley 15 and the turntable 6 to rotate through the belt 16, so as to switch the punching holes 19, and when the appropriate punching hole 19 rotates to the bottom of the punch 25, release the round cap 21, The tension spring 22 is reset and pulls the round cap 21 and the limiting rod 20 so that the limiting rod 20 is inserted into one of the limiting holes 8 to fix the turntable 6. At this time, the punch 25 is twisted to make the threaded rod 24 disengage from the inner threaded sleeve 23. The punch 25 is replaced with a punch 25 with the same diameter as the punching hole 19, and the threaded rod 24 is screwed into the inner threaded sleeve 23 to fix the punch 25. At this time, the electric push rod 18 is started to drive the inner threaded sleeve 23, the threaded rod 24 and the punch 25 to move downward in turn to punch the workpiece.

[0027] The waste generated by stamping will enter the collection box 9 through the blanking hole 14, and the collection box 9 will collect the waste. When the collection box 9 needs to be removed from the base plate 1, the nut 13 is turned to drive the screw 12 to rotate, so that the screw 12 moves away from the collection box 9 and the collection box 9 is loosened. At this time, the collection box 9 can be removed by holding the handle 10. When installing the collection box 9, it is only necessary to repeat the above operation in reverse.

[0028] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0029] The above describes in detail the preferred implementation of this patent, but this patent is not limited to the above implementation. Various changes can be made within the knowledge scope of ordinary technicians in this field without departing from the purpose of this patent.

Claims

1. A punching device for producing machine tool parts that is easy to take, comprising a base plate (1), characterized in that: The top of the bottom plate (1) is fixedly connected to four columns (2), one end of the four columns (2) is fixedly connected to a workbench (3), a turntable (6) is rotatably connected to the workbench (3), four limiting holes (8) are provided on the workbench (3), and four punching holes (19) with different diameters are provided on the turntable (6); The bottom of the turntable (6) is fixedly connected to a first pulley (15), a belt (16) is arranged on the first pulley (15), a second pulley (17) is arranged on the belt (16), a rotating rod (7) is fixedly connected to the second pulley (17), a limiting rod (20) is slidably connected to the rotating rod (7), a tension spring (22) is sleeved on the limiting rod (20), and a punch (25) is arranged on the top of the workbench (3).

2. The punching device for producing machine tool parts that is easy to take according to claim 1 is characterized in that: One end of the limiting rod (20) is fixedly connected to a round cap (21), and two ends of the tension spring (22) are respectively fixedly connected to the round cap (21) and the rotating rod (7).

3. The punching device for producing machine tool parts that is easy to take according to claim 1 is characterized in that: Four support columns (4) are fixedly connected to the top of the workbench (3), one end of the four support columns (4) is fixedly connected to a top plate (5), and a collection box (9) is arranged on the top of the bottom plate (1).

4. The punching device for producing machine tool parts that is easy to take according to claim 3 is characterized in that: A handle (10) is fixedly connected to the collection box (9), and two fixing plates (11) are fixedly connected to the top of the bottom plate (1), wherein a screw rod (12) is threadedly connected to one of the fixing plates (11).

5. The punching device for producing machine tool parts that is easy to take according to claim 4 is characterized in that: One end of the screw rod (12) is fixedly connected to a nut (13), a material drop hole (14) is provided on the workbench (3), and an electric push rod (18) is fixedly connected to the bottom of the top plate (5).

6. The punching device for producing machine tool parts that is easy to take according to claim 5, characterized in that: One end of the electric push rod (18) is fixedly connected to an internal thread sleeve (23), a threaded rod (24) is threadedly connected to the internal thread sleeve (23), and the threaded rod (24) is fixedly connected to the punch (25).

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