CN111167932A

CN111167932A - Novel puncher suitable for multiple specification aperture

Info

Publication number: CN111167932A
Application number: CN201911372280.8A
Authority: CN
Inventors: 刘�文
Original assignee: Dongguan Gbos Laser Technology Co ltd
Current assignee: Dongguan Gbos Laser Technology Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-05-19

Abstract

The invention discloses a novel puncher suitable for apertures of various specifications, which comprises a driving motor, a main box body, a plurality of electromagnetic valves and a plurality of groups of punching mechanisms arranged in the main box body, wherein the number of the electromagnetic valves is equal to that of the punching mechanisms, each punching mechanism comprises a punching piston rod, a shaft seat and a rotary sleeve, the main box body is provided with a cylinder cavity and a punching channel, a piston block of the punching piston rod is arranged in the cylinder cavity, the shaft seat is arranged at the punching channel, the lower end of the punching piston rod is provided with a pressing block for pressing a workpiece, the upper end of the punching piston rod drives the upper end of the shaft seat, a cutter head for punching is fixedly arranged at the lower end of the shaft seat, and the rotary sleeve. The invention integrates the function of punching various apertures, and the down punching actions among the cutter heads are independent; in addition, the single driving motor controls the rotation of a plurality of cutter heads simultaneously, and the whole structure of the puncher is greatly simplified.

Description

Novel puncher suitable for multiple specification aperture

Technical Field

The invention relates to the technical field of punches, in particular to a novel punch suitable for apertures of various specifications.

Background

The existing puncher can only punch and install a cutter head of one specification, and the cutter head of each specification correspondingly punches a hole of one diameter. If want to the hole of other diameters size of die-cut, then need to change the tool bit of another corresponding specification, the operation is comparatively loaded down with trivial details. How to make the hole puncher can die cut the hole of multiple diameter size need not the manual change various tool bits, becomes a technical problem that needs to overcome.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provide a novel puncher suitable for various specifications of apertures.

In order to achieve the purpose, the invention adopts the following technical scheme: a novel puncher suitable for apertures of various specifications comprises a driving motor, a main box body, a plurality of electromagnetic valves and a plurality of groups of punching mechanisms arranged on the main box body, the number of the electromagnetic valves is equal to that of the punching mechanisms, the punching mechanisms comprise punching piston rods, shaft seats and rotating sleeves, the main box body is provided with a cylinder cavity and a punching channel, a piston block of the punching piston rod is arranged in the cylinder cavity, the shaft seat is arranged at the position of the punching and cutting channel, the lower end of the punching piston rod is provided with a pressing block for pressing a workpiece, the upper end of the punching piston rod drives the upper end of the shaft seat, a cutter head for punching is fixedly arranged at the lower end of the shaft seat, the shaft seat is sleeved with the rotary sleeve, the driving motor drives the rotating sleeve through belt transmission, and the rotating sleeve drives the shaft seat and the cutter head arranged at the shaft seat to synchronously rotate.

The electromagnetic valve further comprises a first air guide plate, wherein the first air guide plate is provided with a main air passage, the main air passage is provided with a plurality of branch air passages communicated with the electromagnetic valve, air in the main air passage enters the electromagnetic valve through the branch air passages, the first air guide plate is also provided with an air delivery passage and an upper air exhaust passage, and the upper air exhaust passage is communicated with the electromagnetic valve; the main box body is provided with an air guide hole, one end of the air guide hole is communicated with an upper cylinder cavity of the cylinder cavity, the other end of the air guide hole is communicated with one port of the air delivery passage, and the other port of the air delivery passage is communicated with the electromagnetic valve.

Further elaborating, the first air guide plate is also provided with a lower exhaust duct, the main box body is provided with an exhaust hole, one end of the exhaust hole is communicated with the lower exhaust duct, and the other end of the exhaust hole is communicated with a lower cylinder cavity of the cylinder cavity.

Further elaborating, be equipped with reset spring between the swivel sleeve and the axle bed, reset spring's one end with the swivel sleeve is inconsistent, reset spring's the other end with the axle bed is inconsistent.

Further elaborating, the mechanism of punching a hole still includes the uide bushing, the uide bushing cover is located the lower extreme of axle bed, the uide bushing is opened there is the direction way, the briquetting is equipped with guide roller, guide roller follows the direction way rolls.

The invention has the beneficial effects that: the punching machine is ingenious in design, integrates the function of punching various apertures, and enables the down punching actions among the cutter heads to be independent through the special air path design at the first air guide plate and the electromagnetic valve; in addition, the invention simultaneously controls the rotation of a plurality of tool bits through a single driving motor, thereby reducing the structural complexity of the whole puncher and greatly simplifying the whole structure of the puncher.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the present invention.

Fig. 3 is a schematic structural diagram of the present invention.

Fig. 4 is a cross-sectional view of the present invention.

Fig. 5 is a partially exploded view of the present invention.

Fig. 6 is a schematic structural view of the first air guide plate.

Reference numerals: 10. a drive motor; 20. a main box body; 21. a cylinder cavity; 22. an exhaust hole; 23. an air vent; 30. an electromagnetic valve; 40. a punching mechanism; 41. stamping a piston rod; 411. pressing a plate; 412. a piston block; 42. a shaft seat; 421. a pressure cap; 43. a rotating sleeve; 44. briquetting; 441. a guide roller; 45. a cutter head; 46. a return spring; 47. a guide sleeve; 50. a first air guide plate; 51. a main air passage; 52. a branch airway; 53. a gas delivery passage; 54. an upper exhaust duct; 55. a lower exhaust duct; 60. a second air guide plate; 70. an air nozzle joint.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 to 4, a novel hole punch suitable for various apertures is provided, which includes a driving motor 10, a main case 20, a plurality of electromagnetic valves 30, and a plurality of groups of hole punching mechanisms 40 disposed on the main case 20, the number of the electromagnetic valves 30 is equal to the number of the hole punching mechanisms 40, each hole punching mechanism 40 includes a punching piston rod 41, a shaft seat 42, and a rotary sleeve 43, the main case 20 is provided with a cylinder cavity 21 and a punching path, a piston block 412 of the punching piston rod 41 is disposed in the cylinder cavity 21, the shaft seat 42 is disposed at the punching path, a pressing block 44 for pressing a workpiece is disposed at the lower end of the punching piston rod 41, the upper end of the punching piston rod 41 drives the upper end of the shaft seat 42, a cutter bit 45 for punching is fixedly mounted at the lower end of the shaft seat 42, the rotary sleeve 43 is sleeved on the shaft seat 42, the driving motor 10 drives the rotary sleeve, And a cutter head 45 mounted at the shaft seat 42 for synchronous rotation. Specifically, as shown in fig. 1, the punching mechanisms 40 are four groups, and different specifications of tool bits 45 can be arranged at different punching mechanisms 40; accordingly, the number of the solenoid valves 30 is also four, and each solenoid valve 30 controls the punching piston rod 41 of each punching mechanism 40. Specifically, a pressing plate 411 is fixedly mounted at the upper end of the stamping piston rod 41, a pressed cap 421 is fixedly mounted at the upper end of the shaft seat 42, and the stamping piston rod 41 drives the shaft seat 42 to move synchronously by pressing the pressed cap 421 through the pressing plate 411.

Referring to fig. 5 and fig. 6, the present invention further includes a first air guide plate 50, the first air guide plate 50 is provided with a main air passage 51, the main air passage 51 is provided with a plurality of branch air passages 52 communicated with the electromagnetic valve 30, air in the main air passage 51 enters the electromagnetic valve 30 through the branch air passages 52, the first air guide plate 50 is further provided with an air delivery passage 53 and an upper air discharge passage 54, and the upper air discharge passage 54 is communicated with the electromagnetic valve 30; the main box 20 is provided with an air vent 23, one end of the air vent 23 is communicated with the upper cylinder cavity of the cylinder cavity 21, the other end of the air vent 23 is communicated with one port of an air transmission passage 53, and the other port of the air transmission passage 53 is communicated with the electromagnetic valve 30. Specifically, as shown in fig. 1 and fig. 6, the electromagnetic valve further includes a second air guide plate 60, the second air guide plate 60 is connected to an air nozzle joint 70, an air passage is communicated between the air nozzle joint 70 and the main air passage 51 of the second air guide plate 60, air is input into the second air guide plate 60 through the air nozzle joint 70, then is guided into the main air passage 51 of the first air guide plate 50 through the second air guide plate 60, and air in the main air passage 51 is guided into each electromagnetic valve 30 through each branch air passage 52.

Specifically, the solenoid valve 30 includes an air inlet hole, an air outlet hole, a first air release hole and a second air release hole, and the solenoid valve 30 has two working position states. When the electromagnetic valve 30 is in the normally open working position state, the air inlet of the electromagnetic valve 30 is communicated with the air outlet, the first air release hole of the electromagnetic valve 30 is communicated with the upper air exhaust passage 54 of the first air guide plate 50, the branch air passage 52 is communicated with the air inlet, the air in the branch air passage 52 enters the electromagnetic valve 30 from the air inlet of the electromagnetic valve 30 and is guided into the air outlet of the electromagnetic valve 30 from the air inlet of the electromagnetic valve 30, the air outlet is communicated with the air delivery passage 53 of the first air guide plate 50, the air in the electromagnetic valve 30 is guided into the air guide hole 23 of the main box body 20 through the air outlet and is guided into the upper cylinder cavity of the cylinder cavity 21 through the air guide hole 23 of the main box body 20, and thus the piston block 412 of the stamping piston rod 41 in the cylinder cavity 21 is pushed to.

When the electromagnetic valve 30 is in a normally closed working position state, the air inlet hole of the electromagnetic valve 30 is in a state of being communicated with the first air release hole, and the air outlet hole of the electromagnetic valve 30 is in a state of being communicated with the second air release hole; at this time, the gas entering the inlet hole of the solenoid valve 30 through the branch gas passage 52 is directly introduced into the upper gas discharge passage 54 of the first gas guide plate 50 through the first gas discharge hole of the solenoid valve 30 and is directly discharged from the upper gas discharge passage 54 of the first gas guide plate 50, and at this time, the piston block 412 of the ram piston rod 41 is kept in a static state in the cylinder chamber 21; meanwhile, the gas in the upper cylinder chamber of the cylinder chamber 21 may sequentially flow into the gas outlet of the solenoid valve 30 through the gas guide hole 23 of the main box 20, the gas delivery passage 53 of the first gas guide plate 50, and the gas outlet of the first gas guide plate 50, then flow into the second gas release hole through the gas outlet of the solenoid valve 30, and be discharged from the second gas release hole. Since the specific internal structure of the solenoid valve 30 is well known to those skilled in the art, the related structures of the air inlet, the air outlet, the first air release hole, the second air release hole, and the like of the solenoid valve 30 will not be described in detail.

Referring to fig. 5 and 6, the first air guide plate 50 is further provided with a lower air exhaust duct 55, the main box 20 is provided with an air exhaust hole 22, one end of the air exhaust hole 22 is communicated with the lower air exhaust duct 55, and the other end of the air exhaust hole 22 is communicated with the lower cylinder cavity of the cylinder cavity 21. Specifically, during the downward movement of the piston block 412 of the ram piston rod 41 in the cylinder chamber 21, the air in the lower cylinder chamber of the cylinder chamber 21 is exhausted sequentially through the exhaust hole 22 of the main housing 20 and the lower exhaust duct 55 of the first air guide plate 50, so that the piston block 412 of the ram piston rod 41 can smoothly move downward in the cylinder chamber 21.

Referring to fig. 4, a return spring 46 is disposed between the rotary sleeve 43 and the shaft seat 42, one end of the return spring 46 abuts against the rotary sleeve 43, and the other end of the return spring 46 abuts against the shaft seat 42. Specifically, when the electromagnetic valve 30 is in the normally open working position state, the piston block 412 of the ram piston rod 41 in the cylinder chamber 21 moves downward, and the return spring 46 is in a compressed state and elastically deforms; when the electromagnetic valve 30 is in the normally closed working position state, the piston block 412 of the stamping piston rod 41 in the cylinder cavity 21 loses the downward pressure of the gas, the return spring 46 recovers to generate elastic deformation and drives the stamping piston rod 41, so as to drive the piston block 412 of the stamping piston rod 41 in the cylinder cavity 21 to move upward, and the gas in the upper cylinder cavity of the cylinder cavity 21 can flow into the gas outlet of the electromagnetic valve 30 through the gas guide hole 23 of the main box body 20, the gas transmission passage 53 of the first gas guide plate 50 and the gas outlet of the first gas guide plate 50 in sequence, then flow into the second gas release hole through the gas outlet of the electromagnetic valve 30, and is discharged from the second gas release hole.

Referring to fig. 2, the punching mechanism 40 further includes a guide sleeve 47, the guide sleeve 47 is sleeved on the lower end of the shaft seat 42, the guide sleeve 47 is provided with a guide track, the pressing block 44 is provided with a guide roller 441, and the guide roller 441 rolls along the guide track.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, which are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.

The above description does not limit the technical scope of the present invention, and any modification, equivalent change and modification of the above embodiments according to the technical spirit of the present invention still fall within the technical scope of the present invention.

Claims

1. The utility model provides a novel puncher suitable for multiple specification aperture which characterized in that: the punching mechanism comprises a driving motor (10), a main box body (20), a plurality of electromagnetic valves (30) and a plurality of groups of punching mechanisms (40) arranged on the main box body (20), wherein the number of the electromagnetic valves (30) is equal to that of the punching mechanisms (40), each punching mechanism (40) comprises a punching piston rod (41), a shaft seat (42) and a rotating sleeve (43), the main box body (20) is provided with a cylinder cavity (21) and a punching channel, a piston block of the punching piston rod (41) is arranged in the cylinder cavity (21), the shaft seat (42) is arranged at the punching channel, a pressing block (44) for pressing a workpiece is arranged at the lower end of the punching piston rod (41), the upper end of the punching piston rod (41) drives the upper end of the shaft seat (42), and a tool bit (45) for punching is fixedly arranged at the lower end of the shaft seat (42), the shaft seat (42) is sleeved with the rotating sleeve (43), the driving motor (10) drives the rotating sleeve (43) through belt transmission, and the rotating sleeve (43) drives the shaft seat (42) and a cutter head (45) arranged on the shaft seat (42) to rotate synchronously.

2. The novel punch for use with multiple gauge apertures of claim 1, wherein: the electromagnetic valve is characterized by further comprising a first air guide plate (50), wherein a main air passage (51) is formed in the first air guide plate (50), a plurality of branch air passages (52) communicated with the electromagnetic valve (30) are formed in the main air passage (51), air in the main air passage (51) enters the electromagnetic valve (30) through the branch air passages (52), an air delivery passage (53) and an upper air exhaust passage (54) are further formed in the first air guide plate (50), and the upper air exhaust passage (54) is communicated with the electromagnetic valve (30); the main box body (20) is provided with an air guide hole (23), one end of the air guide hole (23) is communicated with an upper cylinder cavity of the cylinder cavity (21), the other end of the air guide hole (23) is communicated with one port of the air conveying passage (53), and the other port of the air conveying passage (53) is communicated with the electromagnetic valve (30).

3. The novel punch for use with multiple gauge apertures of claim 2, wherein: the first air guide plate (50) is further provided with a lower exhaust duct (55), the main box body (20) is provided with an exhaust hole (22), one end of the exhaust hole (22) is communicated with the lower exhaust duct (55), and the other end of the exhaust hole (22) is communicated with a lower cylinder cavity of the cylinder cavity (21).

4. The novel punch for use with multiple gauge apertures of claim 2 or 3, wherein: a return spring (46) is arranged between the rotating sleeve (43) and the shaft seat (42), one end of the return spring (46) is abutted against the rotating sleeve (43), and the other end of the return spring (46) is abutted against the shaft seat (42).

5. The novel punch for use with multiple gauge apertures of claim 1, wherein: the punching mechanism (40) further comprises a guide sleeve (47), the lower end of the shaft seat (42) is sleeved with the guide sleeve (47), a guide way is formed in the guide sleeve (47), the pressing block (44) is provided with a guide roller (441), and the guide roller (441) rolls along the guide way.