CN213999723U - Steel wire belt punching device - Google Patents

Abstract

The utility model provides a steel wire belt punching device, include: a punch; the driving mechanism comprises a first end and a second end, the first end of the driving mechanism is connected with the punch, and the second end of the driving mechanism is provided with a power assembly which is used for driving the punch to reciprocate; the first supporting plate is fixedly connected with the driving mechanism, and the first end of the driving mechanism and the second end of the driving mechanism are respectively positioned at two sides of the first supporting plate; the second support plate is arranged at a certain distance from the first support plate, so that the punch is positioned between the first support plate and the second support plate, and a punch seat is arranged on the surface of the second support plate opposite to the punch, corresponding to the punch; the connecting piece, the connecting piece sets up between first backup pad and second backup pad, and the connecting piece is used for fixed first backup pad and second backup pad.

Description

Steel wire belt punching device

Technical Field

The utility model relates to a steel wire belt blanking production facility technical field specifically, relates to a steel wire belt punching device.

Background

The automobile production usually adopts a fully digital production workshop, most of elevators, lifting machines, including EHB, rain equipment and the like used in the current workshop are driven by steel wire belts, the service life of the belts is long, the belts are replaced periodically according to the replacement period, which is a long-time work, most of the belts are damaged suddenly, no trouble is brought to maintenance personnel during replacement, some equipment with frequent work has a short replacement period and high cost of the steel wire belts, so that the maintenance personnel need to replace the belts carefully, the whole belt is scrapped by a little mistake, two holes need to be punched at the ends of a new belt during replacement and installation for clamping during installation, steel wire lines are distributed in the middle of most of the belts used in the workshop, the traditional bench drill method can not meet the requirement at all, and the steel wires can not be cut, the obtained holes can not be used, the holes can be formed by a punching tool manually, and the punching tool can only finish rolling and toughening two hole punches basically and cannot be repaired due to the fact that a steel wire is hard and the direction of shearing force cannot be completely controlled manually, so that sufficient replacement parts are not available to guarantee production requirements.

To among the prior art, when punching steel wire belt, use the hole puncher to punch and can not use for a long time, the hole puncher disability rate is high, and the instrument expense is very high, does not reach the installation requirement with the quality in electric drill drilling back hole, and the many scheduling problems of steel wire burr, this application provides a steel wire belt punching device.

SUMMERY OF THE UTILITY MODEL

For at least one in solving above-mentioned problem to send out the face, the utility model provides a steel wire belt punching device, include: a punch; the driving mechanism comprises a first end and a second end, the first end of the driving mechanism is connected with the punch, and the second end of the driving mechanism is provided with a power assembly which is used for driving the punch to reciprocate; the first supporting plate is fixedly connected with the driving mechanism, and a first end of the driving mechanism and a second end of the driving mechanism are respectively positioned at two sides of the first supporting plate; the second support plate is arranged at a certain distance from the first support plate, so that the punch is positioned between the first support plate and the second support plate, and a punch seat is arranged on the surface of the second support plate opposite to the punch, corresponding to the punch; the connecting piece, the connecting piece sets up first backup pad with between the second backup pad, the connecting piece is used for fixing first backup pad with the second backup pad.

Preferably, the connecting piece includes a plurality of bracing pieces, the one end and the first backup pad fixed connection of bracing piece, the bracing piece is kept away from one side of first backup pad is cup jointed the second backup pad, the bracing piece still includes two at least adjusting nut, adjusting nut sets up respectively the upper and lower both sides of second backup pad, adjusting nut with the bracing piece spiro union, adjusting nut is used for fixing the second backup pad is adjusted the second backup pad is relative the distance of first backup pad.

Preferably, the drive mechanism comprises a piston rod in driving connection with the ram.

Preferably, the drive mechanism includes a hydraulic cylinder, the power assembly adjusting the hydraulic cylinder to drive the piston rod.

Preferably, the power assembly includes a handle and a hydraulic pump, the hydraulic pump being in communication with the hydraulic cylinder, the handle being configured to drive the hydraulic pump to regulate the pressure of the hydraulic cylinder.

Preferably, the guide part comprises a guide rail and a sliding block, the guide rail is fixedly connected with the first supporting plate, the sliding block is fixedly connected with the punch, and when the driving mechanism drives the punch to move, the sliding block moves along the guide rail.

Preferably, the guide rail includes a first guide pillar, a first end of the first guide pillar is fixedly connected to the first support plate, and a second end of the first guide pillar is sleeved to the slide block.

Preferably, the guide rail further comprises a second guide pillar, a first end of the second guide pillar is fixedly connected with the first support plate, and a second end of the second guide pillar is sleeved with the sliding block.

Preferably, the first guide pillar and the second guide pillar are symmetrically arranged on two sides of the punch.

Preferably, the slider is provided with a first positioning hole, and the punch is fixedly connected with the slider through the first positioning hole.

Preferably, the sliding block further comprises a first fastening member, the first fastening member is arranged at the first positioning hole, and the first fastening member is used for fixedly connecting the sliding block and the punch.

Preferably, a first through hole is formed in the side wall of the sliding block, the first through hole is communicated with the first positioning hole, and one end of the first fastener penetrates through the first through hole and abuts against the punch.

Preferably, a groove is formed in the side wall of the punch, and one end of the first fastener penetrates through the first through hole and abuts against the groove of the punch.

Preferably, the slide block is provided with a limiting hole, and the second end of the first guide pillar is sleeved in the limiting hole.

Preferably, the second support plate further comprises a base, the base is fixedly arranged on the second support plate, and the punch seat is fixedly connected with the base.

Preferably, the base is provided with a second positioning hole, and the punch holder is fixedly connected with the second support plate through the second positioning hole.

Preferably, the base further comprises a second fastening piece, the second fastening piece is arranged at the second positioning hole, a second through hole is formed in the base, and one end of the second fastening piece penetrates through the second through hole to abut against the punch holder.

Preferably, still include the installation department on the first backup pad, the installation department sets up first backup pad is kept away from one side of drift, the installation department is used for placing reserve drift and/or reserve drift seat.

Preferably, first backup pad is still including depositing the seat, it sets up to deposit the seat on the first backup pad, deposit the seat with actuating mechanism cup joints, it sets up to deposit on the seat the installation department.

The utility model discloses a steel wire belt punching device has following beneficial effect:

(1) the utility model discloses a steel wire belt punching device provides the punching press power of drift through actuating mechanism, realizes punching a hole to steel wire belt through drift and the drift seat between first backup pad and second backup pad, avoids forming steel wire deckle edge on steel wire belt.

(2) The distance between the second supporting plate and the first supporting plate can be adjusted by sleeving the second supporting plate and the supporting rod so as to adapt to different types of steel wire belts; the second supporting plate is fixed through adjusting nuts respectively arranged on the upper side and the lower side of the second supporting plate, and the inclination angle of the second supporting plate is finely adjusted through the matching of the supporting rods and the adjusting nuts.

(3) The matching precision of the punch and the punch seat is improved by arranging the guide piece, and the punching quality of the punching device is improved; storage space for standby punches is provided by arranging the storage seat, replacement operation time is shortened, and construction efficiency is improved.

Drawings

For a better understanding of the above and other objects, features, advantages and functions of the present invention, reference should be made to the embodiments illustrated in the drawings. Like reference numerals in the drawings refer to like parts. It will be appreciated by persons skilled in the art that the drawings are intended to illustrate preferred embodiments of the invention without any limiting effect on the scope of the invention, and that the various components in the drawings are not to scale.

Fig. 1 shows a schematic structural view of a steel belt punching device according to an embodiment of the present invention;

fig. 2 shows another schematic structural diagram of a steel belt punching device according to an embodiment of the present invention;

fig. 3 shows a schematic structural diagram of a punch and a slider of a steel belt punching device according to an embodiment of the present invention;

fig. 4 shows a schematic structural diagram of a second support plate of the steel belt punching device according to the embodiment of the present invention.

Description of reference numerals:

10. a punch; 20. a drive mechanism; 30. a first support plate; 31. an installation part; 32. a storage seat; 40. a second support plate; 41. a punch holder; 42. a base; 421. a second positioning hole; 422. a second fastener; 423. a second through hole; 50. a connecting member; 61. a guide rail; 62. a slider; 621. a first positioning hole; 622. a first fastener; 623. a first via.

Detailed Description

Exemplary embodiments of the present disclosure are described below with reference to the accompanying drawings, in which various details of the embodiments of the disclosure are included to assist understanding, and which are to be considered as merely exemplary. Accordingly, those of ordinary skill in the art will recognize that various changes and modifications of the embodiments described herein can be made without departing from the scope and spirit of the present disclosure. Also, descriptions of well-known functions and constructions are omitted in the following description for clarity and conciseness.

The term "include" and variations thereof as used herein is meant to be inclusive in an open-ended manner, i.e., "including but not limited to". Unless specifically stated otherwise, the term "or" means "and/or". The term "based on" means "based at least in part on". The terms "one example embodiment" and "one embodiment" mean "at least one example embodiment". The term "another embodiment" means "at least one additional embodiment". The terms "first," "second," and the like may refer to different or the same object. Other explicit and implicit definitions are also possible below.

To at least partially address one or more of the above issues and other potential issues, one embodiment of the present disclosure proposes a steel belt punching apparatus, comprising: the punch comprises a punch 10, a driving mechanism 20, a first supporting plate 30, a second supporting plate 40 and a connecting piece 50, wherein the driving mechanism 20 comprises a first end and a second end, the first end of the driving mechanism 20 is connected with the punch 10, and the second end of the driving mechanism 20 is provided with a power assembly which is used for driving the punch 10 to reciprocate; the first support plate 30 is fixedly connected with the driving mechanism 20, and a first end of the driving mechanism 20 and a second end of the driving mechanism 20 are respectively located at two sides of the first support plate 30; the second support plate 40 is disposed at a distance from the first support plate 30 such that the punch 10 is located between the first support plate 30 and the second support plate 40, and a punch seat 41 is provided on a surface of the second support plate 40 opposite to the punch 10 corresponding to the punch 10; the connector 50 is disposed between the first support plate 30 and the second support plate 40, and the connector 50 is used to fix the first support plate 30 and the second support plate 40.

Specifically, as shown in fig. 1 and 2, the first support plate 30 and the second support plate 40 are arranged in parallel by the connecting member 50, wherein the second support plate 40 is movably connected with the connecting member 50, and the distance between the first support plate 30 and the second support plate 40 can be adjusted by moving the second support plate 40, so that the distance between the punch 10 and the punch holder 41 arranged between the first support plate 30 and the second support plate 40 is changed to adapt to the requirements of different types of steel belts on the operating space. One end of the body of the driving mechanism 20 penetrates into the first side of the first supporting plate 30 and penetrates out of the second side of the first supporting plate 30, the body of the driving mechanism 20 is fixedly connected with the first supporting plate 30, the first end and the second end inside the driving mechanism 20 are communicated, the punch 10 is arranged at the first end of the driving mechanism 20 and connected, the power assembly is arranged at the second end of the driving mechanism 20, and the power assembly drives the punch 10 to reciprocate relative to the punch holder 41 through the inside of the driving mechanism 20 communicated with the power assembly.

The punch 10 and the punch holder 41 are made of rigid members with certain hardness, such as T10 (carbon tool steel) material, and the quenching hardness is HRC60 degrees, wherein the punch 10 is in a structure with a cylindrical boss at one end, the punch holder 41 is in a structure with a groove corresponding to the cylindrical boss at the side facing the punch 10, during the use process, a steel wire belt is placed between the first support plate 30 and the second support plate 40, the position of the steel wire belt to be punched is placed above the punch holder 41, the punch 10 is moved towards the punch holder 41 by operating the driving assembly, and the steel wire belt is punched by matching with the punch holder 41.

In some embodiments, the connecting member 50 includes a plurality of support rods, one end of each support rod is fixedly connected to the first support plate 30, one side of each support rod away from the first support plate 30 is sleeved with the second support plate 40, and the support rods further include at least two adjusting nuts respectively disposed at the upper and lower sides of the second support plate 40, the adjusting nuts are screwed with the support rods, and the adjusting nuts are used for fixing the second support plate 40 and adjusting the distance between the second support plate 40 and the first support plate 30.

Specifically, as shown in fig. 1 and 2, the first support plate 30 and the second support plate 40 adopt the same flat plate structure, the connecting member 50 includes four support rods, and the four support rods are respectively at the positions corresponding to the corners of the first support plate 30 and the second support plate 40, wherein the top ends of the support rods are fixedly connected with the first support plate 30, the bottom of the support rods are sleeved with the second support plate 40, the side walls of the support rods are provided with external threads, and each support rod is sleeved with two adjusting nuts, the internal threads of the two adjusting nuts are matched with the external threads of the support rods, the two adjusting nuts are respectively arranged at the upper and lower positions of the second support plate 40, the second support plate 40 can be fixed by screwing the adjusting nuts, and the position of the second support plate 40 is adjusted at the same time. It will be appreciated by those skilled in the art that in some embodiments, the connection of the second support plate 40 to the support rods may have a certain margin, so that the second support plate 40 may adjust the angle of the second support plate 40 relative to the first support plate 30 by the position of the relative fixed connection to the different support rods to ensure the accuracy of the device.

In some embodiments, drive mechanism 20 includes a piston rod in driving communication with punch 10. The drive mechanism 20 includes a hydraulic cylinder that is adjusted by a power assembly to drive the piston rod. The power assembly comprises a handle and a hydraulic pump, the hydraulic pump is communicated with the hydraulic cylinder, and the handle is used for driving the hydraulic pump to adjust the pressure of the hydraulic cylinder.

Specifically, actuating mechanism 20's body adopts cylindrical shell structure, wherein cylindrical shell's the first backup pad 30 of passing, make cylindrical shell's both ends divide the both sides of being listed as at first backup pad 30, wherein the pneumatic cylinder setting is in cylindrical shell's inside, the bottom and the drift 10 fixed connection of piston rod, the other end setting of piston rod is in the pneumatic cylinder, power component adopts manual hydraulic pump, manual hydraulic pump includes handle and hydraulic pump, it makes hydraulic oil get into in the pneumatic cylinder to drive the piston rod motion through operating handle drive hydraulic pump, thereby further realize punching a hole to steel wire belt through the motion of piston rod drive drift 10. The driving mechanism 20 further includes a relief valve, and the hydraulic oil entering the hydraulic cylinder is returned to the hydraulic pump by operating the relief valve, and further the piston rod is retracted, thereby returning the punch 10 to the initial position away from the punch platform 41. The manual operation of the punching device is realized by manually operating the handle of the driving mechanism 20, so that the position and the operation of the belt are conveniently adjusted.

It should be noted that in another embodiment, the driving structure 20 may also be a pneumatic device, and the power assembly may be a motor to drive the punch 10 through a piston rod.

In some embodiments, the device further comprises a guiding member, the guiding member comprises a guiding rail 61 and a sliding block 62, the guiding rail 61 is fixedly connected with the first supporting plate 30, the sliding block 62 is fixedly connected with the punch 10, and when the driving mechanism 20 drives the punch 10 to move, the sliding block 62 moves along the guiding rail 61.

Specifically, as shown in fig. 1, a guide rail 61 of the guide member is fixedly connected with the first support plate 30, the extending direction of the guide rail 61 is parallel to the reciprocating direction of the punch 10, and a slider 62 is movably connected with the guide rail 61, wherein the slider 62 is limited to move along the extending direction of the guide rail 61, and the slider 62 adopts a rigid structure to realize the stability of the relative position of the connection point of the punch 10 and the guide rail 61, so that the punch 10 only moves along the axial direction of the piston rod during the movement process, and does not move in all directions perpendicular to the axial direction of the piston rod, thereby improving the matching precision of the punch 10 and the punch holder 41.

In some embodiments, the guide rail 61 comprises a first guide pillar, a first end of the first guide pillar is fixedly connected to the first support plate 30, and a second end of the first guide pillar is sleeved with the sliding block 62.

Specifically, the first guide post is a cylindrical structure, the axis of the first guide post is parallel to the moving direction of the punch 10, the top end of the first guide post is fixedly connected with the first supporting plate 30, and the bottom end of the first guide post is movably connected with the sliding block 62, so that the sliding block 62 only moves along the axial direction of the first guide post.

In some embodiments, the guide rail 61 further comprises a second guide pillar, a first end of the second guide pillar is fixedly connected to the first support plate 30, and a second end of the second guide pillar is sleeved with the sliding block 62. The first guide post and the second guide post are symmetrically arranged on two sides of the punch 10.

Specifically, the first guide post and the second guide post are symmetrical with respect to the punch 10, so that a connecting line of the first guide post, the second guide post and the punch 10 is a straight line, thereby increasing the stability of the punch 10. In another embodiment, the first guide post, the second guide post and the punch 10 may be arranged in an isosceles triangle structure, wherein a connecting line of the first guide post and the second guide post serves as a bottom side. So as to increase the stability of the punch 10 during the movement and improve the matching precision of the punch 10 and the punch holder 41.

In some embodiments, the slider 62 is provided with a first positioning hole 621, and the punch 10 is fixedly connected to the slider 62 through the first positioning hole 621.

Specifically, as shown in fig. 3, the slider 62 is made of a cubic rigid material, wherein the first positioning hole 621 is a circular through hole formed in the slider 62, and the punch 10 is at least partially disposed in the first positioning hole 621, so as to increase the stability of the punch 10.

In some embodiments, the slide block 62 further includes a first fastener 622, the first fastener 622 being disposed at the first positioning hole 621, the first fastener 622 for fixedly connecting the slide block 62 and the punch 10.

Specifically, as shown in fig. 3, the first fastening member 622 is provided at the joint of the slider 62 and the punch 10, so that the strength of the joint is improved, and the stability of the joint of the slider 62 and the punch 10 is increased.

In some embodiments, a first through hole 623 is formed in a side wall of the slider 62, the first through hole 623 is communicated with the first positioning hole 621, and one end of the first fastening member 622 passes through the first through hole 623 and abuts against the punch 10.

Specifically, as shown in fig. 3, the first through hole 623 is a circular through hole formed in the side wall of the slider 62, the axis of the first through hole 623 is perpendicular to the axis of the first positioning hole 621, the first fastening member 622 is in interference fit with the first through hole 623, and the end of the first fastening member 622 abuts against the side wall of the punch 10 to tightly connect the punch 10 with the side wall of the first positioning hole 621, so that the connection strength is increased, and the punch 10 is prevented from being separated from the slider 62 during the movement process.

In some embodiments, a groove is formed in the sidewall of the punch 10, and one end of the first fastening member 622 penetrates the first through hole 623 and abuts against the groove of the punch 10.

Specifically, as shown in fig. 3, the groove of the punch 10 is formed on the side far from the boss, the groove is an annular groove surrounding the side wall of the punch 10, and the position of the groove corresponds to the position of the first through hole 623, so as to ensure that the end of the first fastening member 622 can accurately abut against the groove, and the punch 10 is fixed.

In some embodiments, the sliding block 62 defines a limiting hole 624, and the second end of the first guide post is disposed in the limiting hole 624.

Specifically, the limiting hole 624 is a circular through hole formed in the sliding block 62, an axis of the circular through hole is parallel to an axis of the first guide post, and an inner diameter of the circular through hole is matched with an outer diameter of the first guide post, so that the sliding block 62 can slide relative to the first guide post.

As will be appreciated by those skilled in the art, in other embodiments, the slide block 62 may be engaged with the first guide post and/or the second guide post by a groove formed in a side wall, wherein the groove may be formed in an adjacent side wall of the slide block 62 or on an opposite side wall of the slide block 62, such that the groove extends parallel to the axis of the first guide post and the second guide post.

In some embodiments, the second support plate 40 further includes a base 42, the base 42 is fixedly disposed on the second support plate 40, and the punch holder 41 is fixedly connected to the base 42. The base 42 is provided with a second positioning hole 421, and the punch holder 41 is fixedly connected to the second supporting plate 40 through the second positioning hole 421.

Specifically, as shown in fig. 4, the base 42 is a flat plate structure, and the base 42 is connected to the second support plate 40 by a fastener, wherein the fastener may be a screw and nut fit. The second positioning hole 421 is a circular through hole formed in the base 42, and the punch holder 41 has a cylindrical bottom corresponding to the second positioning hole 421, so that the punch holder 41 and the second positioning hole 421 are matched to realize a fixed connection with the base 42.

In some embodiments, the base 42 further includes a second fastening member 422, the second fastening member 422 is disposed at the second positioning hole 421, a second through hole 423 is opened on the base 42, and one end of the second fastening member 422 passes through the second through hole 423 to abut against the punch holder 41.

Specifically, as shown in fig. 4, the second through hole 423 is a circular through hole opened in the side wall of the base 42, the second through hole 423 is communicated with the second positioning hole 421, the second fastening member 422 and the second through hole 423 are in interference fit, and an end of the second fastening member 422 passes through the second through hole 423 and abuts against the side wall of the punch holder 41, so as to achieve the fixed connection of the punch holder 41.

In some embodiments, the first support plate 30 further includes a mounting portion 31, the mounting portion 31 is disposed on a side of the first support plate 30 away from the punch 10, and the mounting portion 31 is used for placing a spare punch and/or a spare punch seat. The first supporting plate 30 further comprises a storage seat 32, the storage seat 32 is arranged on the first supporting plate 30, the storage seat 32 is sleeved with the driving mechanism 20, and the storage seat 32 is provided with an installation part 31.

Specifically, as shown in fig. 1 and 2, the storage seat 20 has a rectangular flat plate structure, the storage seat 20 may be formed by splicing a plurality of flat plates, an accommodating space of the driving mechanism 20 is formed in the middle of the storage seat, the mounting portion 31 is a groove formed in the storage seat 20, the groove has a cylindrical inner wall, and the diameter of the cylindrical inner wall corresponds to the end of the punch 10 or the punch seat 41, so that the punch 10 or the punch seat 41 may be stably placed on the storage seat 20, so as to facilitate replacement during use, and improve the construction efficiency.

Having described embodiments of the present disclosure, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The terminology used herein is chosen in order to best explain the principles of the embodiments, the practical application, or improvements made to the technology in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein.

Claims (19)

1. A steel belt punching device is characterized by comprising:

a punch (10);

the driving mechanism (20) comprises a first end and a second end, the first end of the driving mechanism (20) is connected with the punch (10), and the second end of the driving mechanism (20) is provided with a power assembly which is used for driving the punch (10) to reciprocate;

the first supporting plate (30), the first supporting plate (30) is fixedly connected with the driving mechanism (20), and the first end of the driving mechanism (20) and the second end of the driving mechanism (20) are respectively positioned at two sides of the first supporting plate (30);

a second support plate (40), the second support plate (40) being disposed at a distance from the first support plate (30) such that the punch (10) is located between the first support plate (30) and the second support plate (40), a punch seat (41) being provided on a surface of the second support plate (40) opposite to the punch (10) corresponding to the punch (10);

a connector (50), the connector (50) is arranged between the first support plate (30) and the second support plate (40), and the connector (50) is used for fixing the first support plate (30) and the second support plate (40).

2. A punching apparatus according to claim 1, characterized in that the connecting member (50) comprises a plurality of support rods, one end of the support rod is fixedly connected with the first support plate (30), one side of the support rod remote from the first support plate (30) is sleeved with the second support plate (40), the support rod further comprises at least two adjusting nuts, the adjusting nuts are respectively arranged at the upper and lower sides of the second support plate (40), the adjusting nuts are in threaded connection with the support rod, and the adjusting nuts are used for fixing the second support plate (40) and adjusting the distance of the second support plate (40) relative to the first support plate (30).

3. A punch apparatus as claimed in claim 2, characterised in that the drive mechanism (20) comprises a piston rod which is in driving connection with the punch (10).

4. A punch apparatus as claimed in claim 3, characterised in that the drive mechanism (20) comprises a hydraulic cylinder, the power assembly adjusting the hydraulic cylinder to drive the piston rod.

5. The punch apparatus as claimed in claim 4, wherein the power assembly includes a handle and a hydraulic pump, the hydraulic pump being in communication with the hydraulic cylinder, the handle being adapted to drive the hydraulic pump to regulate the pressure of the hydraulic cylinder.

6. A punching apparatus according to claim 2, further comprising a guide member including a guide rail (61) and a slider (62), the guide rail (61) being fixedly connected to the first support plate (30), the slider (62) being fixedly connected to the punch (10), the slider (62) moving along the guide rail (61) when the driving mechanism (20) drives the punch (10) to move.

7. A punching apparatus according to claim 6, characterized in that the guide rail (61) comprises a first guide post, a first end of which is fixedly connected with the first support plate (30), and a second end of which is sleeved with the slide block (62).

8. A punching apparatus according to claim 7, characterized in that the guide rail (61) further comprises a second guide post, a first end of which is fixedly connected with the first support plate (30), and a second end of which is sleeved with the slide block (62).

9. A punch device as claimed in claim 8, characterised in that the first and second guide posts are symmetrically disposed on either side of the punch (10).

10. A punching device according to claim 7, characterized in that the slide block (62) is provided with a first positioning hole (621), and the punch (10) is fixedly connected with the slide block (62) through the first positioning hole (621).

11. A punch apparatus as claimed in claim 10, characterised in that the slide (62) further comprises a first fastener (622), the first fastener (622) being provided at the first locating hole (621), the first fastener (622) being for fixedly connecting the slide (62) and the punch (10).

12. A punching apparatus as claimed in claim 11, characterized in that a first through hole (623) is opened in a side wall of the slider (62), the first through hole (623) communicates with the first positioning hole (621), and one end of the first fastening member (622) passes through the first through hole (623) and abuts against the punch (10).

13. A punch device as claimed in claim 12, characterised in that the side wall of the punch (10) is grooved, and one end of the first fastening member (622) passes through the first through hole (623) and abuts against the groove of the punch (10).

14. The punching apparatus according to claim 10, wherein the slide block (62) defines a limiting hole (624), and the second end of the first guide post is sleeved in the limiting hole (624).

15. A punching apparatus according to claim 2, characterized in that the second support plate (40) further comprises a base (42), the base (42) being fixedly arranged on the second support plate (40), the punch platform (41) being fixedly connected with the base (42).

16. A punching apparatus according to claim 15, characterized in that the base (42) is provided with a second positioning hole (421), and the punch holder (41) is fixedly connected with the second support plate (40) through the second positioning hole (421).

17. A punching apparatus according to claim 16, wherein the base (42) further comprises a second fastening member (422), the second fastening member (422) is disposed at the second positioning hole (421), a second through hole (423) is opened on the base (42), and one end of the second fastening member (422) passes through the second through hole (423) to abut against the punch holder (41).

18. A punching apparatus according to claim 2, characterized in that the first support plate (30) further comprises a mounting portion (31), the mounting portion (31) is arranged at a side of the first support plate (30) far away from the punch (10), and the mounting portion (31) is used for placing a spare punch and/or a spare punch holder.

19. A punch device as claimed in claim 18, characterised in that the first support plate (30) further comprises a storage seat (32), the storage seat (32) being provided on the first support plate (30), the storage seat (32) being in socket connection with the drive mechanism (20), the storage seat (32) being provided with the mounting portion (31).

Images