Continuous high-speed punching machine

Abstract

The utility model discloses a continuous high-speed punching machine, which belongs to the technical field of punching machines and is characterized in that machine tool ground feet are arranged at four corners of the bottom end of a machine tool cabinet frame, a front cover plate is arranged on one side of the upper end of the machine tool cabinet frame, a stepping motor is arranged at the top end of the machine tool cabinet frame, a speed reducer is arranged on one side of the stepping motor, and a driving shaft is arranged at the output end of the speed reducer; a driving gear is arranged on the surface of the driving shaft, a transmission gear is arranged at the bottom end of the driving gear, and a crankshaft gear is arranged at the bottom end of the transmission gear; the crankshaft is driven by the motor to rotate, and meanwhile, the crankshaft gear, the connecting crankshaft, the pressure fixing plate, the synchronous sliding block, the synchronous guide rail and the pressure mounting plate are symmetrically mounted on the two sides, so that the punching die is driven by the stress application rod to act, and the punching operation is realized; and meanwhile, the connecting crankshaft moves circumferentially to drive the pressure fixing plate to drive the die base plate to reciprocate front and back, so that continuous punching and feeding are achieved, and the equipment is high in use safety.

Description

Technical Field

[0001] The utility model belongs to the technical field of punching machines, and in particular relates to a continuous high-speed punching machine. Background Art

[0002] A punch press is a stamping press. In national production, the stamping process has the advantages of saving materials and energy, high efficiency, low technical requirements for operators, and the ability to produce products that cannot be produced by mechanical processing through various mold applications. Therefore, its use is becoming more and more extensive. Stamping production is mainly for sheet metal. Through the mold, blanking, punching, forming, drawing, trimming, fine blanking, shaping, riveting and extrusion can be made, which are widely used in various fields. For example, the switches, sockets, cups, cupboards, plates, computer cases, and even missile aircraft we use have a lot of accessories that can be produced by punching machines through molds.

[0003] Existing punching machines need to stop for feeding and punching during use, and cannot achieve fully enclosed production, resulting in industrial injuries caused by manual contact, low safety of equipment use, low work efficiency, and the inability to observe and replenish the amount of lubricating oil in time during use, affecting the stability of the punching machine. Utility Model Content

[0004] In order to solve the problems raised in the above background technology, the utility model provides a continuous high-speed punching machine, which has the characteristics of convenient feeding, high working efficiency and convenient oil quantity observation.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a continuous high-speed punching machine, comprising a machine tool cabinet, wherein machine tool feet are arranged at the four corners of the bottom end of the machine tool cabinet, a front cover plate is arranged on one side of the upper end of the machine tool cabinet, a stepping motor is arranged on the top of the machine tool cabinet, a reducer is arranged on one side of the stepping motor, a driving shaft is arranged on the output end of the reducer, a driving gear is arranged on the surface of the driving shaft, a transmission gear is arranged on the bottom end of the driving gear, a crankshaft gear is arranged on the bottom end of the transmission gear, a connecting crankshaft is arranged inside the crankshaft gear, a pressure mounting plate is arranged at one end of the connecting crankshaft, synchronous sliders are arranged on both sides of the pressure mounting plate, a synchronous guide rail is arranged inside the synchronous slider, a pressure fixing plate is arranged on one side of the synchronous guide rail, a force block is arranged at one end of the pressure mounting plate, a locking bolt is arranged on the upper end of the force block, a force rod is arranged at the bottom end of the force block, a punching die is arranged at the bottom end of the force rod, and a die pad is arranged at the bottom end of the punching die.

[0006] Preferably, a rear cover plate is provided on the side of the machine tool cabinet away from the front cover plate, a transmission gear and a crankshaft gear are also provided inside the rear cover plate, and a transmission shaft is provided between the transmission gear and the machine tool cabinet.

[0007] Preferably, a feeding mounting plate is provided on one side of the machine tool cabinet frame, a fixing frame is symmetrically provided on the upper end of the feeding mounting plate, and feeding rollers are symmetrically provided between the fixing frames.

[0008] Preferably, the upper ends of the surfaces of the rear cover plate and the front cover plate are both provided with oil filling holes, and the lower ends of the surfaces of the rear cover plate and the front cover plate are provided with oil viewing ports.

[0009] Preferably, a synchronization plate is provided between the pressure mounting plate and the connected crankshaft, and pressure mounting plates are provided on both sides of the force adding block.

[0010] Preferably, the top ends of the rear cover plate and the front cover plate are symmetrically provided with hanging rings.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The utility model drives the crankshaft to rotate through the motor drive, and the crankshaft gear, connecting crankshaft, pressure fixing plate, synchronous slider, synchronous guide rail and pressure mounting plate are symmetrically installed on both sides, so that the force rod drives the punching die to move, thereby realizing the punching operation. At the same time, the circular motion of the connecting crankshaft drives the pressure fixing plate to drive the die pad to reciprocate back and forth, so as to achieve non-stop punching and feeding. The equipment has high safety and high work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0014] Figure 2 This is a rear view of the structure of the utility model;

[0015] Figure 3 It is a schematic diagram of the pressure mechanism structure of the utility model.

[0016] In the figure: 1. lifting ring; 2. driving gear; 3. driving shaft; 4. transmission gear; 5. crankshaft gear; 6. connecting crankshaft; 7. machine tool cabinet; 8. machine tool foot; 9. mold pad; 10. punching mold; 11. force rod; 12. force block; 13. synchronous guide rail; 14. synchronous plate; 15. feeding mounting plate; 16. fixing frame; 17. feeding roller; 18. rear cover; 19. oil filling hole; 20. front cover; 21. oil viewing port; 22. pressure fixing plate; 23. locking bolt; 24. pressure mounting plate; 25. stepping motor; 26. reducer; 27. synchronous slider. DETAILED DESCRIPTION

[0017] 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.

[0018] See also Figure 1-3 The utility model provides the following technical solutions: a continuous high-speed punching machine, comprising a machine tool cabinet frame 7, a machine tool foot 8 is arranged at the four corners of the bottom end of the machine tool cabinet frame 7, a front cover plate 20 is arranged on one side of the upper end of the machine tool cabinet frame 7, a stepper motor 25 is arranged on the top of the machine tool cabinet frame 7, a reducer 26 is arranged on one side of the stepper motor 25, a drive shaft 3 is arranged on the output end of the reducer 26, a drive gear 2 is arranged on the surface of the drive shaft 3, a transmission gear 4 is arranged at the bottom end of the drive gear 2, a crankshaft gear 5 is arranged at the bottom end of the transmission gear 4, and the crankshaft gear 5 A connecting crankshaft 6 is arranged inside, a pressure mounting plate 24 is arranged at one end of the connecting crankshaft 6, synchronous sliders 27 are arranged on both sides of the pressure mounting plate 24, a synchronous guide rail 13 is arranged inside the synchronous slider 27, a pressure fixing plate 22 is arranged on one side of the synchronous guide rail 13, a force block 12 is arranged at one end of the pressure mounting plate 24, a locking bolt 23 is arranged at the upper end of the force block 12, a force rod 11 is arranged at the bottom end of the force block 12, a punching die 10 is arranged at the bottom end of the force rod 11, and a die pad 9 is arranged at the bottom end of the punching die 10.

[0019] Specifically, a rear cover plate 18 is provided on a side of the machine tool cabinet frame 7 away from the front cover plate 20 , a transmission gear 4 and a crankshaft gear 5 are also provided inside the rear cover plate 18 , and a transmission shaft is provided between the transmission gear 4 and the machine tool cabinet frame 7 .

[0020] By adopting the above technical solution, the driving gear 2 is fixed on the output shaft of the stepper motor 25, and the two transmission gears 4 are installed on the transmission shaft. The rotational power of the stepper motor 25 is transmitted to the transmission gear 4 through the driving gear 2. The gears at both ends of the transmission shaft rotate at the same time and transmit the power to the crankshaft gears 5 at both ends.

[0021] Specifically, a feeding installation plate 15 is disposed on one side of the machine tool cabinet frame 7 , a fixing frame 16 is symmetrically disposed on the upper end of the feeding installation plate 15 , and feeding rollers 17 are symmetrically disposed between the fixing frames 16 .

[0022] By adopting the above technical solution, when feeding, the material is fed from the middle of the feeding roller 17, and the upper rotating roller drives the feeding lower rotating roller to feed the material into the punching die 10.

[0023] Specifically, the upper ends of the surfaces of the rear cover plate 18 and the front cover plate 20 are both provided with oil filling holes 19 , and the lower ends of the surfaces of the rear cover plate 18 and the front cover plate 20 are both provided with oil viewing ports 21 .

[0024] By adopting the above technical solution, the convenience of observing the amount of lubricating oil is improved, the timeliness of oil injection is improved, and the working quality of the equipment is guaranteed.

[0025] Specifically, a synchronizing plate 14 is disposed between the pressure mounting plate 24 and the connected crankshaft 6 , and pressure mounting plates 24 are disposed on both sides of the force adding block 12 .

[0026] By adopting the above technical solution, the crankshaft gear 5, the connecting crankshaft 6, the pressure fixing plate 22, the synchronous slider 27, the synchronous guide rail 13, and the pressure mounting plate 24 are installed symmetrically on both sides to ensure the synchronization of the drive and improve the stability of the equipment.

[0027] Specifically, the top ends of the rear cover plate 18 and the front cover plate 20 are symmetrically provided with hanging rings 1 .

[0028] By adopting the above technical solution, the convenience of equipment lifting is improved and the quality of equipment use is guaranteed.

[0029] The working principle and use process of the utility model: When the utility model is in use, the driving shaft 3 is driven to rotate by the stepper motor 25, and at the same time, the driving gear 2 on the surface of the driving shaft 3 drives the transmission gear 4 to rotate, and then the transmission gear 4 drives the crankshaft gear 5 to rotate, and at the same time, the synchronous sliders 27 on both sides of the pressure mounting plate 24 are driven by the connected crankshaft 6 to slide up and down along the synchronous guide rail 13. At this time, the force block 12 enables the force rod 11 to drive the punching die 10 to move, thereby realizing the punching operation, and the circular motion of the connected crankshaft 6 drives the pressure fixing plate 22 and drives the die pad 9 to reciprocate back and forth, so as to achieve non-stop punching and feeding. When feeding, the material is fed from the middle of the feeding roller 17, and the upper rotating roller drives the lower rotating roller for feeding to feed the material into the punching die 10.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A continuous high-speed punching machine, comprising a machine tool cabinet frame, characterized in that: The machine tool cabinet frame is provided with machine tool feet at the four corners of the bottom end, a front cover plate is provided on one side of the upper end of the machine tool cabinet frame, a stepping motor is provided on the top of the machine tool cabinet frame, a reducer is provided on one side of the stepping motor, a driving shaft is provided at the output end of the reducer, a driving gear is provided on the surface of the driving shaft, a transmission gear is provided at the bottom end of the driving gear, a crankshaft gear is provided at the bottom end of the transmission gear, a connecting crankshaft is provided inside the crankshaft gear, a pressure mounting plate is provided at one end of the connecting crankshaft, synchronous sliders are provided on both sides of the pressure mounting plate, a synchronous guide rail is provided inside the synchronous slider, a pressure fixing plate is provided on one side of the synchronous guide rail, a force block is provided at one end of the pressure mounting plate, a locking bolt is provided at the upper end of the force block, a force rod is provided at the bottom end of the force block, a punching die is provided at the bottom end of the force rod, and a die pad is provided at the bottom end of the punching die.

2. A continuous high-speed punching machine according to claim 1, characterized in that: A rear cover plate is arranged on the side of the machine tool cabinet away from the front cover plate, a transmission gear and a crankshaft gear are also arranged inside the rear cover plate, and a transmission shaft is arranged between the transmission gear and the machine tool cabinet.

3. A continuous high-speed punching machine according to claim 1, characterized in that: A feeding installation plate is arranged on one side of the machine tool cabinet frame, a fixing frame is symmetrically arranged on the upper end of the feeding installation plate, and feeding rollers are symmetrically arranged between the fixing frames.

4. A continuous high-speed punching machine according to claim 2, characterized in that: The upper ends of the surfaces of the rear cover plate and the front cover plate are both provided with oil filling holes, and the lower ends of the surfaces of the rear cover plate and the front cover plate are provided with oil viewing ports.

5. The continuous high-speed punching machine according to claim 1, characterized in that: A synchronization plate is arranged between the pressure mounting plate and the connected crankshaft, and pressure mounting plates are arranged on both sides of the force adding block.

6. A continuous high-speed punching machine according to claim 2, characterized in that: The top ends of the rear cover plate and the front cover plate are symmetrically provided with hanging rings.

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