CN216732339U - Punching mechanism - Google Patents

Abstract

The utility model relates to the technical field of punching, and particularly discloses a punching mechanism which comprises a frame body, a feeding part, a supporting part, a clamping part, a first driving device, a second driving device, a third driving device, a fourth driving device, a fifth driving device, a sixth driving device, a first moving part, a second moving part, a first fixing plate, a workbench and a punching part, wherein the feeding part is arranged on the frame body; the first moving part is movably installed on the frame body, the feeding part is installed on the first moving part, the workbench and the first fixing plate are respectively installed on the frame body, the workbench is located above the first fixing plate and provided with a limiting rod, the supporting part is movably installed on the first fixing plate, the second moving part is movably installed on the frame body, and the clamping part comprises a moving seat, a second guide rod, a seventh driving device, a baffle and a limiting block. The punching mechanism solves the problem that in the prior art, the clamping step and the punching step of the punching mechanism are independently driven by different driving devices, so that the production efficiency is low.

Description

Punching mechanism

Technical Field

The utility model relates to the technical field of blank body punching, in particular to a punching mechanism.

Background

When the household porcelain product is produced, the household porcelain product is generally required to be punched, specifically, the blank of the household porcelain product is punched after the blank trimming procedure is finished, and in order to prevent the blank from rotating during punching, the blank is generally required to be clamped and then punched by a punch. However, in the prior art, the movement of the clamping step and the punching step of the punching mechanism is independently driven by different driving means, resulting in low production efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a punching mechanism, which solves the problem of low production efficiency caused by independent driving of different driving devices in the clamping step and the punching step of the punching mechanism in the prior art.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a punching mechanism comprises a frame body, a feeding part, a supporting part, a clamping part, a first driving device, a second driving device, a third driving device, a fourth driving device, a fifth driving device, a sixth driving device, a first moving part, a second moving part, a first fixing plate, a workbench and a punching part;

the first moving part is movably arranged on the frame body, the first driving device is used for driving the first moving part to move back and forth on the frame body, the feeding part is arranged on the first moving part, and the second driving device is used for driving the feeding part to move up and down on the first moving part;

the workbench and the first fixing plate are respectively arranged on the frame body, the workbench is positioned above the first fixing plate, the workbench is provided with a limiting rod, the supporting part is movably arranged on the first fixing plate, and the third driving device is used for driving the supporting part to move up and down on the first fixing plate;

the second moving part is movably arranged on the frame body, and the fourth driving device is used for driving the second moving part to move back and forth on the frame body;

the clamping part comprises a moving seat, a second guide rod, a seventh driving device, a baffle and a limiting block;

the moving seat is movably mounted on the second moving part, the fifth driving device is used for driving the moving seat to move up and down on the second moving part, one end of the second guide rod is movably mounted on the moving seat, the limiting block is mounted at one end of the second guide rod and located above the moving seat, the seventh driving device is mounted at the other end of the second guide rod, the baffle is mounted on the seventh driving device, and the bottom surface of the baffle abuts against the top surface of the limiting rod;

the punching part is arranged on the movable seat, the punching part is positioned above the seventh driving device, and the sixth driving device is used for driving the punching part to punch.

Further, the feeding part comprises a feeding plate, a feeding rod, a sucker and a first guide rod;

the second driving device is mounted on the first moving part, the output end of the second driving device is connected to the feeding plate, one end of the feeding rod is mounted on the feeding plate, and the other end of the feeding rod is provided with a sucker;

one end of the first guide rod is mounted on the first moving part, and the other end of the first guide rod is connected to the feeding plate.

Specifically, the first moving part includes a first moving plate and a first slider;

the bottom surface of first movable plate is installed first slider, the support body is equipped with first slide rail, first slider slidable mounting in first slide rail.

Preferably, the first driving device is installed at the first moving part, a gear is installed at an output end of the first driving device, and the rack body is provided with a rack engaged with the gear.

Further, the supporting part comprises a supporting plate, a supporting seat and a supporting boss;

the supporting seat is arranged on the supporting plate, one end of the supporting boss is arranged on the top surface of the supporting seat, the other end of the supporting boss penetrates through the workbench, and a clearance hole is formed in the other end of the supporting boss;

the third driving device is mounted on the first fixing plate, and the output end of the third driving device is connected to the supporting plate.

Specifically, first fixed plate is equipped with the second slide rail, the backup pad is equipped with the second slider, second slider slidable mounting in the second slide rail.

Preferably, the second moving part includes a second moving plate and a second fixed plate,

the second fixed plate is mounted on the second moving plate, a third sliding block is arranged at the bottom of the second moving plate, and the third sliding block is mounted on the first sliding rail in a sliding manner;

the fourth driving device is installed on the frame body, and the output end of the fourth driving device is connected to the second moving plate.

Further, the second fixing plate is provided with a third slide rail, the moving seat is provided with a fourth slide block, and the fourth slide block is slidably mounted on the third slide rail;

the fifth driving device is mounted on the second fixing plate, and an output end of the fifth driving device is connected to the movable base.

Specifically, the punching part comprises a punch, a bearing seat, a rotating shaft and a first belt wheel;

the bearing seat is mounted on the moving seat, one end of the rotating shaft is mounted on the bearing seat, the other end of the rotating shaft is provided with the punch, and the first belt pulley is mounted on the rotating shaft;

the sixth driving device is installed on the moving seat, and a second belt wheel is arranged at the output end of the sixth driving device.

Preferably, an air inlet joint is arranged at the top of the bearing seat and communicated with the punch.

Compared with the prior art, one of the technical schemes has the following beneficial effects:

through gag lever post and stopper, when utilizing fifth drive arrangement drive punching part and seventh drive arrangement to remove simultaneously, under the limiting displacement of baffle and gag lever post, make the portion of punching can continue to move down to guarantee that punching part can touch the body, the realization presss from both sides tightly, punches and smugglies integrative purpose secretly, reaches the effect that improves punching mechanism production efficiency and production quality.

Drawings

FIG. 1 is a schematic diagram of a hole punch mechanism according to one embodiment of the present invention;

FIG. 2 is a schematic view of a portion of a hole punch mechanism according to one embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a support portion according to one embodiment of the present invention;

fig. 4 is a schematic structural view of a gripping part according to one embodiment of the present invention;

wherein: the frame body 1, the first slide rail 11, the rack rail 12, the feeding part 2, the feeding plate 21, the feeding rod 22, the first guide rod 23, the support part 3, the support plate 31, the support seat 32, the second slider 321, the support boss 33, the clearance hole 331, the gripping part 4, the moving seat 41, the fourth slider 411, the second guide rod 42, the seventh driving device 43, the baffle 44, the stopper 45, the first driving device 51, the gear 511, the second driving device 52, the third driving device 53, the fourth driving device 54, the fifth driving device 55, the sixth driving device 56, the second pulley 561, the first moving part 61, the first moving plate 611, the first slider 612, the second moving part 62, the second moving plate 621, the third slider 6211, the second fixing plate 622, the third slide rail 6221, the first fixing plate 63, the second slide rail 631, the workbench 7, the stopper rod 71, the punching part 8, the punch 81, the bearing seat 82, the air inlet joint 821, the punch 71, the bearing seat 82, the air inlet joint 821, the air inlet, A rotating shaft 83 and a first belt pulley 84.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of 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 considered as limiting the present invention. Furthermore, features defined as "first" and "second" may explicitly or implicitly include one or more of the features for distinguishing between descriptive features, non-sequential, non-trivial and non-trivial. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In one embodiment of the present invention, as shown in fig. 1 to 4, a punching mechanism includes a frame body 1, a feeding part 2, a supporting part 3, a gripping part 4, a first driving device 51, a second driving device 52, a third driving device 53, a fourth driving device 54, a fifth driving device 55, a sixth driving device 56, a first moving part 61, a second moving part 62, a first fixing plate 63, a table 7, and a punching part 8; the first moving part 61 is movably mounted on the frame body 1, the first driving device 51 is configured to drive the first moving part 61 to move back and forth on the frame body 1, the feeding part 2 is mounted on the first moving part 61, and the second driving device 52 is configured to drive the feeding part 2 to move up and down on the first moving part 61; the workbench 7 and the first fixing plate 63 are respectively mounted on the frame body 1, the workbench 7 is located above the first fixing plate 63, the workbench 7 is provided with a limiting rod 71, the supporting part 3 is movably mounted on the first fixing plate 63, and the third driving device 53 is used for driving the supporting part 3 to move up and down on the first fixing plate 63; the second moving part 62 is movably mounted on the frame body 1, and the fourth driving device 54 is used for driving the second moving part 62 to move back and forth on the frame body 1; the clamping part 4 comprises a moving seat 41, a second guide rod 42, a seventh driving device 43, a baffle 44 and a limiting block 45; the moving seat 41 is movably mounted on the second moving portion 62, the fifth driving device 55 is configured to drive the moving seat 41 to move up and down on the second moving portion 62, one end of the second guide rod 42 is movably mounted on the moving seat 41, the limiting block 45 is mounted at one end of the second guide rod 42, the limiting block 45 is located above the moving seat 41, the seventh driving device 43 is mounted at the other end of the second guide rod 42, the baffle 44 is mounted on the seventh driving device 43, and the bottom surface of the baffle 44 abuts against the top surface of the limiting rod 71; the punching part 8 is mounted on the movable seat 41, the punching part 8 is located above the seventh driving device 43, and the sixth driving device 56 is used for driving the punching part 8 to punch. In this embodiment, a fettling machine is placed on the front side of the frame body 1, a blank is placed on the fettling machine, a conveying device is placed on the rear side of the frame body 1, the seventh driving device 43 is a clamping jaw cylinder, when the fettling machine works, the first driving device 51 drives the first moving portion 61 to move forward, the first moving portion 61 drives the feeding portion 2 to move to the position above the blank of the fettling machine, the second driving device 52 drives the feeding portion 2 to descend until the feeding portion 2 contacts the blank and sucks the blank, then the second driving device 52 drives the feeding portion 2 to ascend, the first driving device 51 drives the first moving portion 61 to move backward until the feeding portion 2 moves to the position above the working table 7, the feeding portion 2 places the blank on the working table 7, and the first moving portion 61 drives the feeding portion 2 to move to the position above the fettling machine for next round of material taking, then the fourth driving device 54 drives the second moving portion 62 to drive the moving seat 41 to move above the working table 7, the fifth driving device 55 drives the moving seat 41 to descend, specifically, the second guide rod 42 is mounted on the moving seat 41 through a linear bearing, the second guide rod 42, the seventh driving device 43 and the baffle 44 descend synchronously along with the moving seat 41 until the top surface of the limiting rod 71 abuts against the bottom surface of the baffle 44, the seventh driving device 43 clamps the blank to prevent the blank from rotating when the punching portion 8 punches, then the third driving device 53 drives the supporting portion 3 to move upwards, so that the supporting portion 3 penetrates through the working table 7 and extends into the blank from the bottom of the blank until the supporting portion 3 abuts against the inner wall of the blank to provide a supporting function for subsequent punching, and the sixth driving device 56 drives the punching part 8 to start working, because the punching part 8 is located above the seventh driving device 43, that is, there is a height difference between the punching part 8 and the seventh driving device 43, then the fifth driving device 55 continues to drive the moving seat to descend, under the blocking action of the baffle 44 and the limiting rod 71, at this time, the second guide rod 42 cannot move, the moving seat 41 moves on the second guide rod 42, the moving seat 41 moves away from the limiting block 45, the moving seat 41 drives the punching part 8 to move downwards until the punching part 8 touches the top of the blank and punches, after punching is completed, the fifth driving device 55 drives the moving seat 41 to ascend, so as to extract the punching part 8 from the blank, and then the fifth driving device 55 continues to drive the moving seat 41 to ascend, until the top surface of the moving seat 41 abuts against the bottom surface of the limiting block 45, under the action of the limiting block 45, the moving seat 41 drives the seventh driving device 43 to move upwards through the second guide rod 42, so that the seventh driving device 43 clamps and takes away the blank, then the fourth driving device 54 drives the second moving part 62 to move backwards, and places the blank on the conveying device at the rear side of the frame body 1 to transfer to the subsequent process, in the application, through the limiting rod 71 and the limiting block 45, when the punching part 8 and the seventh driving device 43 are driven to move simultaneously by the fifth driving device 55, the punching part 8 can continue to move downwards through the limiting action of the baffle 44 and the limiting rod 71, so that the punching part 8 can touch the blank, and the purposes of clamping, punching and clamping are achieved, the effect of improving the production efficiency and the production quality of the punching mechanism is achieved.

As shown in fig. 1-2, the feeding portion 2 includes a feeding plate 21, a feeding rod 22, a suction cup (not shown), and a first guide rod 23; the second driving device 52 is mounted on the first moving part 61, an output end of the second driving device 52 is connected to the feeding plate 21, one end of the feeding rod 22 is mounted on the feeding plate 21, and the other end of the feeding rod 22 is mounted with a suction cup; one end of the first guide rod 23 is mounted to the first moving part 61, and the other end of the first guide rod 23 is connected to the feeding plate 21. In this embodiment, the second driving device 52 is an air cylinder, the second driving device 52 is installed on the top surface of the first moving portion 61, the output end of the second driving device 52 penetrates through the first moving portion 61, and the output end of the second driving device 52 is connected to the feeding plate 21, during operation, the output end of the second driving device 52 extends out, so that the suction cup touches the blank of the fettling machine and sucks the blank, and then the output end of the second driving device 52 retracts to suck the blank. When the second driving device 52 drives the feeding plate 21 to move, specifically, the feeding plate 21 moves along the length direction of the first guide rod 23, and the first guide rod 23 plays a guiding role and a connecting role, so that not only can the movement deviation of the feeding plate 21 be prevented, but also the connecting strength between the second driving device 52 and the feeding plate 21 can be enhanced, and the effects of improving the movement precision and the structural stability of the feeding part 2 are achieved.

As shown in fig. 1-2, the first moving section 61 includes a first moving plate 611 and a first slider 612; the first sliding block 612 is mounted on the bottom surface of the first moving plate 611, the frame body 1 is provided with a first sliding rail 11, and the first sliding block 612 is slidably mounted on the first sliding rail 11. In this embodiment, when the first moving plate 611 moves, specifically, the first slider 612 moves back and forth on the first slide rail 11, the first slide rail 11 and the first slider 612 improve the moving fluency effect of the first moving plate 611, and the first moving plate 611 cannot move or deviate.

As shown in fig. 2, the first driving device 51 is mounted on the first moving part 61, a gear 511 is mounted at an output end of the first driving device 51, the frame body 1 is provided with a rack 12, and the rack 12 is engaged with the gear 511. In this embodiment, the first driving device 51 is a motor, and when the first driving device 51 works, the gear 511 drives the gear 511 to rotate, and the gear 511 rotates on the rack 12, so as to move the first moving portion 61.

As shown in fig. 1 and 3, the support part 3 includes a support plate 31, a support seat 32, and a support boss 33; the supporting seat 32 is mounted on the supporting plate 31, one end of the supporting boss 33 is mounted on the top surface of the supporting seat 32, the other end of the supporting boss 33 passes through the workbench 7, and the other end of the supporting boss 33 is provided with a clearance hole 331; the third driving device 53 is mounted on the first fixing plate 63, and an output end of the third driving device 53 is connected to the support plate 31. In this embodiment, third drive arrangement 53 is the cylinder, and the during operation, third drive arrangement 53's output shaft stretches out, third drive arrangement 53 drives backup pad 31 rises, supporting seat 32 with support boss 33 also follows and rises, sets up supporting seat 32 can improve support boss 33's installation stability, support boss 33's top is passed behind workstation 7, support boss 33's top supports in the inside interior roof of body to improve holding power for punching, prevent that the body atress from damaging, and support boss 33's top is equipped with keep away empty hole 331, avoid support boss 33 and drill bit conflict, reach the improvement punch the effect of mechanism production quality.

As shown in fig. 1 and 3, the first fixing plate 63 is provided with a second slide rail 631, the supporting plate 31 is provided with a second slide block 321, and the second slide block 321 is slidably mounted on the second slide rail 631. In this embodiment, when the supporting plate 31 moves, specifically, the second sliding block 321 moves on the second sliding rail 631, so that the moving fluency of the supporting plate 31 is improved, and the supporting plate cannot move or deviate.

As shown in fig. 1 and 4, the second moving portion 62 includes a second moving plate 621 and a second fixed plate 622, the second fixed plate 622 is mounted on the second moving plate 621, a third slider 6211 is disposed at the bottom of the second moving plate 621, and the third slider 6211 is slidably mounted on the first slide rail 11; the fourth driving device 54 is installed on the frame body 1, and an output end of the fourth driving device 54 is connected to the second moving plate 621. In this embodiment, the fourth driving device 54 is an air cylinder, and when the fourth driving device 54 works, an output end of the fourth driving device 54 extends out, and the fourth driving device 54 pushes the second moving plate 621 to move, so that the third slider 6211 moves on the first slide rail 11, thereby being beneficial to improving the moving fluency of the second moving plate 621.

As shown in fig. 1 and 4, the second fixing plate 622 is provided with a third slide rail 6221, the movable base 41 is provided with a fourth slide block 411, and the fourth slide block 411 is slidably mounted on the third slide rail 6221; the fifth driving device 55 is mounted on the second fixing plate 622, and an output end of the fifth driving device 55 is connected to the movable base 41. In this embodiment, the fifth driving device 55 is an air cylinder, when the fifth driving device 55 works, the output end of the fifth driving device 55 extends, the fifth driving device 55 drives the moving seat 41 to move downward, and the fourth sliding block 411 moves on the third sliding rail 6221, so that the moving smoothness of the moving seat 41 is improved.

As shown in fig. 4, the punching portion 8 includes a punch 81, a bearing housing 82, a rotating shaft 83, and a first pulley 84; the bearing seat 82 is mounted on the moving seat 41, one end of the rotating shaft 83 is mounted on the bearing seat 82, the other end of the rotating shaft 83 is mounted with the punch 81, and the first belt pulley 84 is mounted on the rotating shaft 83; the sixth driving device 56 is mounted on the moving base 41, and a second belt wheel 561 is disposed at an output end of the sixth driving device 56. In this embodiment, the sixth driving device 56 is a motor, the second pulley 561 and the first pulley 84 are in transmission connection through a synchronous belt (not shown in the figure), when the punching machine works, the sixth driving device 56 drives the second pulley 561 to rotate, the second pulley 561 drives the first pulley 84 to rotate through the synchronous belt, so that the rotating shaft 83 rotates, the punch 81 punches a blank, the rotating shaft 83 is mounted on the bearing seat 82, which is beneficial to improving the smoothness of rotation of the rotating shaft 83, and the number of punching portions 8 is two.

As shown in fig. 4, an air inlet joint 821 is provided on the top of the bearing seat 82, and the air inlet joint 821 is communicated with the punch 81. In this embodiment, the air inlet 821 is provided at the top of the bearing seat 82, and the air inlet 821 is communicated with the punch 81, so that the punch 81 can eject gas while rotating to punch holes, thereby cleaning scraps of the blank while punching holes, and improving the production quality of the punching mechanism.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A mechanism of punching which characterized in that: the clamping device comprises a frame body, a feeding part, a supporting part, a clamping part, a first driving device, a second driving device, a third driving device, a fourth driving device, a fifth driving device, a sixth driving device, a first moving part, a second moving part, a first fixing plate, a workbench and a punching part;

the first moving part is movably arranged on the frame body, the first driving device is used for driving the first moving part to move back and forth on the frame body, the feeding part is arranged on the first moving part, and the second driving device is used for driving the feeding part to move up and down on the first moving part;

the workbench and the first fixing plate are respectively arranged on the frame body, the workbench is positioned above the first fixing plate, the workbench is provided with a limiting rod, the supporting part is movably arranged on the first fixing plate, and the third driving device is used for driving the supporting part to move up and down on the first fixing plate;

the second moving part is movably arranged on the frame body, and the fourth driving device is used for driving the second moving part to move back and forth on the frame body;

the clamping part comprises a moving seat, a second guide rod, a seventh driving device, a baffle and a limiting block;

the moving seat is movably mounted on the second moving part, the fifth driving device is used for driving the moving seat to move up and down on the second moving part, one end of the second guide rod is movably mounted on the moving seat, the limiting block is mounted at one end of the second guide rod and located above the moving seat, the seventh driving device is mounted at the other end of the second guide rod, the baffle is mounted on the seventh driving device, and the bottom surface of the baffle abuts against the top surface of the limiting rod;

the punching part is arranged on the movable seat, the punching part is positioned above the seventh driving device, and the sixth driving device is used for driving the punching part to punch.

2. The hole punch mechanism of claim 1, wherein: the feeding part comprises a feeding plate, a feeding rod, a sucker and a first guide rod;

the second driving device is mounted on the first moving part, the output end of the second driving device is connected to the feeding plate, one end of the feeding rod is mounted on the feeding plate, and the other end of the feeding rod is provided with a sucker;

one end of the first guide rod is mounted on the first moving part, and the other end of the first guide rod is connected to the feeding plate.

3. The hole punch mechanism of claim 1, wherein: the first moving part comprises a first moving plate and a first slide block;

the bottom surface of first movable plate is installed first slider, the support body is equipped with first slide rail, first slider slidable mounting in first slide rail.

4. The hole punch mechanism of claim 1, wherein: the first driving device is installed on the first moving portion, a gear is installed at the output end of the first driving device, and the rack body is provided with a rack which is meshed with the gear.

5. The hole punch mechanism of claim 1, wherein: the supporting part comprises a supporting plate, a supporting seat and a supporting boss;

the supporting seat is arranged on the supporting plate, one end of the supporting boss is arranged on the top surface of the supporting seat, the other end of the supporting boss penetrates through the workbench, and the other end of the supporting boss is provided with a clearance hole;

the third driving device is mounted on the first fixing plate, and the output end of the third driving device is connected to the supporting plate.

6. The hole punch mechanism of claim 5, wherein: the first fixing plate is provided with a second sliding rail, the supporting plate is provided with a second sliding block, and the second sliding block is slidably mounted on the second sliding rail.

7. A hole punch mechanism as recited in claim 3, wherein: the second moving part includes a second moving plate and a second fixed plate,

the second fixed plate is mounted on the second moving plate, a third sliding block is arranged at the bottom of the second moving plate, and the third sliding block is mounted on the first sliding rail in a sliding manner;

the fourth driving device is installed on the frame body, and the output end of the fourth driving device is connected to the second moving plate.

8. The hole punch mechanism of claim 7, wherein: the second fixing plate is provided with a third slide rail, the moving seat is provided with a fourth slide block, and the fourth slide block is slidably mounted on the third slide rail;

the fifth driving device is mounted on the second fixing plate, and an output end of the fifth driving device is connected to the movable base.

9. The hole punch mechanism of claim 1, wherein: the punching part comprises a punch, a bearing seat, a rotating shaft and a first belt wheel;

the bearing seat is mounted on the moving seat, one end of the rotating shaft is mounted on the bearing seat, the other end of the rotating shaft is provided with the punch, and the first belt pulley is mounted on the rotating shaft;

the sixth driving device is installed on the moving seat, and a second belt wheel is arranged at the output end of the sixth driving device.

10. The hole punch mechanism of claim 9, wherein: and an air inlet connector is arranged at the top of the bearing seat and communicated with the punch.

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