CN213227663U

CN213227663U - High-precision closed single-point crank precision punch

Info

Publication number: CN213227663U
Application number: CN202021253013.7U
Authority: CN
Inventors: 李上进; 黎源; 杨文溢
Original assignee: Wuxi Qiaosen Seiko Machinery Co ltd
Current assignee: Wuxi Qiaosen Seiko Machinery Co ltd
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-05-18
Anticipated expiration: 2030-06-30

Abstract

The utility model relates to the technical field of punching machines, and discloses a high-precision closed single-point crank precision punching machine, which comprises a punching machine main body and a buffering base, wherein the punching machine main body is connected with the buffering base through a disassembling mechanism, and the lower end of the punching machine main body is in matrix connection with a plurality of rolling parts; the disassembly mechanism comprises two sets of symmetrical disassembly assemblies, each disassembly assembly comprises a disassembly plate, a disassembly groove, a spring, a disassembly block and a disassembly hole, the disassembly plates are fixedly connected to the upper end edge of the buffering base, the disassembly plates are arranged on one side of the punch body, the disassembly grooves are formed in the side wall of the punch body, one end of each spring is fixedly connected to the bottom of each disassembly groove, the other end of each spring is connected with one end of each disassembly block, and the disassembly holes are formed in the disassembly plates corresponding to the positions of the disassembly blocks. The utility model discloses when the punch press needs the transport, carry out quick part with punch press main part and buffer base, reduced stick weight, be convenient for move.

Description

High-precision closed single-point crank precision punch

Technical Field

The utility model relates to a punch press technical field especially relates to a high-accuracy closed single-point crank precision punch.

Background

The punching machine is mainly used for punching holes or shapes of products on a Flexible Printed Circuit (FPC) production line. The base is generally directly welded at the bottom of the existing punch press, so that the existing punch press is heavy in weight and is not easy to carry in the carrying process.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving prior art well punch press bottom general all the lug weld have the base, lead to its great difficult problem of carrying of in-process weight of transport, and the accurate punch press of high accuracy closed single-point crank that provides.

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

a high-precision closed single-point crank precision punch comprises a punch main body and a buffer base, wherein the punch main body and the buffer base are connected through a disassembling mechanism, and the lower end of the punch main body is connected with a plurality of rolling pieces in a matrix manner;

the utility model discloses a punch press, including punch press main part, disassembly mechanism, spring, disassembly piece and disassembly hole, disassembly board fixed connection is in the upper end edge of buffering base, and the disassembly board sets up the one side in the punch press main part, the disassembly groove is seted up on the lateral wall of punch press main part, the tank bottom in the disassembly groove is passed to the one end fixed connection of spring, the other end of spring is connected with the one end of disassembly piece, the position that the disassembly hole corresponds the disassembly piece is seted up on the disassembly board, the one end that the spring was kept away from to the disassembly piece is passed the notch in disassembly groove and is extended in to the disassembly hole, the lower extreme that spring one end was kept away from to the disassembly piece sets up to the inclined plane.

Preferably, the buffer base comprises a support plate, a bottom plate and a plurality of buffer components distributed in a matrix, the disassembling plate is fixedly connected to the upper end of the support plate, the bottom plate is arranged below the support plate, and the support plate and the bottom plate are connected through the plurality of buffer components distributed in a matrix;

the buffer assembly comprises a buffer groove, a piston and a transmission rod, the buffer groove is formed in the upper end of the bottom plate, the piston is connected to the groove wall of the buffer groove in a sealing and sliding mode, one end of the transmission rod is fixedly connected to the center of the upper end of the piston, and the other end of the transmission rod penetrates through a notch of the buffer groove and is connected with the lower end of the supporting plate.

Preferably, the side wall of the splitting block close to one end of the spring is symmetrically and fixedly connected with sliding blocks, sliding grooves matched with the splitting grooves are formed in the positions, corresponding to the sliding blocks, of the splitting grooves, and the sliding blocks are connected in the corresponding sliding grooves in a sliding mode.

Preferably, the rolling part comprises a rolling groove and a ball which are matched with each other, the rolling groove is formed in the lower end of the punch main body, the ball is arranged in the rolling groove, the ball penetrates through a notch of the rolling groove and is connected to the upper end of the supporting plate in a rolling mode.

Preferably, a piston groove is formed in the annular side wall of the piston, a piston ring is sleeved in the piston groove, and the outer annular wall of the piston ring is arranged on the groove wall of the buffer groove.

Preferably, the groove wall of the buffer groove close to the notch is symmetrically and fixedly connected with limiting blocks relative to the transmission rod.

Compared with the prior art, the utility model provides a high-accuracy closed single-point crank precision punch possesses following beneficial effect:

1. this high-accuracy closed single-point crank precision punch press through setting up the partition board, partition groove, spring, partition piece and partition hole constitution partition subassembly, through the swift fixed of two symmetry settings with punch press main part and buffer base together, when the punch press needs the transport, carries out quick part with punch press main part and buffer base, has reduced the stick weight, is convenient for move.

2. This high-accuracy closed single-point crank precision punch presses through setting up buffer base, cushions the impact force that exerts ground in to punch press main part working process through buffer gear, has improved the precision of punch press main part during operation when protecting ground.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses when the punch press needs the transport, carry out quick part with punch press main part and buffer base, reduced single weight, be convenient for move.

Drawings

Fig. 1 is a schematic structural view of a high-precision closed single-point crank precision punch press according to the present invention;

fig. 2 is an enlarged view of a portion a in fig. 1.

In the figure: the punch press comprises a punch press body 1, a buffer base 2, a disassembly plate 3, a disassembly groove 4, a spring 5, a disassembly block 6, a disassembly hole 7, a support plate 8, a bottom plate 9, a buffer groove 10, a piston 11, a transmission rod 12, a slide block 13, a slide groove 14, a rolling groove 15, a ball 16, a piston ring 17 and a limiting block 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

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, and are only for convenience of description and 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 therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a high-precision closed single-point crank precision punch comprises a punch main body 1 and a buffer base 2, wherein the punch main body 1 and the buffer base 2 are connected through a disassembling mechanism, and the lower end of the punch main body 1 is connected with a plurality of rolling pieces in a matrix manner;

the disassembling mechanism comprises two groups of symmetrically arranged disassembling components, each disassembling component comprises a disassembling plate 3, a disassembling groove 4, a spring 5, a disassembling block 6 and a disassembling hole 7, the disassembling plate 3 is fixedly connected to the edge of the upper end of the buffer base 2, the disassembling plate 3 is arranged on one side of the punch main body 1, the disassembling grooves 4 are formed in the side wall of the punch main body 1, one end of each spring 5 is fixedly connected to the bottom of the corresponding disassembling groove 4, the other end of each spring 5 is connected with one end of the corresponding disassembling block 6, the disassembling holes 7 are formed in the disassembling plate 3 corresponding to the disassembling blocks 6, one ends, far away from the springs 5, of the disassembling blocks 6 penetrate through the notches of the disassembling grooves 4 and extend into the disassembling holes 7, the lower ends, far away from the ends of the springs 5, of the disassembling blocks 6 are arranged to be inclined planes, when the punch needs to carry, the disassembling blocks 6 clamped in the disassembling holes 7 are applied with pressing force, the disassembling blocks 6 compress the springs 5 and move towards the disassembling grooves 4 after being stressed, after the partition block 6 is completely separated from the partition hole 7, a driving force is applied to the punch main body 1, the punch main body 1 and the buffer base 2 are rapidly separated through the rolling piece, the weight of a single piece is reduced, the punch main body 1 and the buffer base 2 are convenient to move, when the punch main body 1 and the buffer base 2 need to be connected and fixed, the punch main body 1 is aligned to an area between the two partition plates 3 and is placed down, the inclined surface of the partition block 6 is firstly contacted with the upper ends of the partition plates 3, under the action of self gravity of the punch main body 1, the inclined surface stress compression spring 5 retracts into the partition groove 4, the punch main body 1 smoothly moves downwards until the partition block 6 reaches the partition hole 7 at a height position, and the compressed spring 5 pushes the partition block 6 to spring into the partition hole 7, and the punch main body 1 and the buffer base 2 are rapidly fixed.

The buffer base 2 comprises a support plate 8, a bottom plate 9 and a plurality of buffer components which are distributed in a matrix manner, the splitting plate 3 is fixedly connected to the upper end of the support plate 8, the bottom plate 9 is arranged below the support plate 8, and the support plate 8 and the bottom plate 9 are connected through the plurality of buffer components which are distributed in a matrix manner;

buffer unit includes dashpot 10, piston 11 and transfer line 12, dashpot 10 sets up in the upper end of bottom plate 9, piston 11 seals sliding connection on the cell wall of dashpot 10, the one end fixed connection of transfer line 12 is in the upper end center department of piston 11, the other end of transfer line 12 passes the notch of dashpot 10 and is connected with the lower extreme of backup pad 8, when punch press main part 1 work exerts the impact force to buffer base 2, drive piston 11 downstream in dashpot 10 through transfer line 12 behind the backup pad 8 atress, compress the air in dashpot 10, consume the impact force of a part, thereby protect ground, prevent that the impaired ground unevenness from causing the precision reduction of punch press main part during operation of ground.

The side wall of the partition block 6 close to one end of the spring 5 is symmetrically and fixedly connected with a sliding block 13, the partition groove 4 corresponding to the sliding block 13 is provided with a sliding groove 14 matched with the sliding block, the sliding block 13 is connected in the corresponding sliding groove 14 in a sliding manner, the partition block 6 is driven to move synchronously in the sliding groove 14, and the partition block 6 is prevented from being popped out of the partition groove 4 by the spring 5.

The rolling member is including the rolling groove 15 and the ball 16 that match each other, the lower extreme at punch press main part 1 is seted up to rolling groove 15, ball 16 sets up in rolling groove 15, ball 16 passes the notch setting of rolling

groove

15, and 16 roll connections of ball are in the upper end of backup pad 8, when exerting the motive force to punch press main part 1, ball 16 rolls rolling groove 15 and backup pad 8's upper end, reduce the frictional resistance of punch press main part 1 when the motion on buffer base 2, be convenient for punch press main part 1 moves on buffer base 2.

The annular side wall of the piston 11 is provided with a piston groove, a piston ring 17 is sleeved in the piston groove, and the outer annular wall of the piston ring 17 is arranged on the groove wall of the buffer groove 10, so that the air tightness between the piston 11 and the buffer groove 10 is improved.

The wall of the buffer groove 10 near the notch is fixedly connected with a limiting block 18 symmetrically with respect to the transmission rod 12, so as to prevent the piston 11 from separating from the buffer groove 10.

In the utility model, when the punch needs to be carried, pressing force is applied to the splitting block 6 clamped in the splitting hole 7, so that the splitting block 6 is stressed to compress the spring 5 and moves into the splitting groove 4, when the splitting block 6 is completely separated from the splitting hole 7, pushing force is applied to the punch main body 1, the punch main body 1 and the buffer base 2 are rapidly separated through the rolling piece, the weight of a single piece is reduced, the movement is convenient, when the punch main body 1 and the buffer base 2 need to be connected and fixed, the punch main body 1 is aligned to the area between the two splitting plates 3 and is put down, the inclined plane of the splitting block 6 is firstly contacted with the upper end of the splitting punch plate 3, under the action of the self gravity of the punch main body 1, the inclined plane stressed compression spring 5 is contracted into the splitting groove 4, the punch main body 1 smoothly moves downwards until the splitting block 6 reaches the height position of the splitting hole 7, the compressed spring 5 pushes the splitting block 6 to be bounced into the splitting hole 7, so that the punch main body 1 and the buffer base 2 are quickly fixed; when punch press main part 1 work exerts the impact force to buffer base 2, drive piston 11 downstream in dashpot 10 through transfer line 12 behind the backup pad 8 atress, compress the air in dashpot 10, consume the impact force of a part to protect ground, prevent that the impaired ground unevenness that leads to of ground from causing the precision of punch press main part during operation to reduce.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A high-precision closed single-point crank precision punch comprises a punch main body (1) and a buffer base (2), and is characterized in that the punch main body (1) and the buffer base (2) are connected through a disassembling mechanism, and the lower end of the punch main body (1) is connected with a plurality of rolling pieces in a matrix manner;

the disassembling mechanism comprises two groups of symmetrically arranged disassembling components, the disassembling components comprise disassembling plates (3), disassembling grooves (4), springs (5), disassembling blocks (6) and disassembling holes (7), the disassembling plate (3) is fixedly connected at the upper end edge of the buffer base (2), the disassembling plate (3) is arranged on one side of the punch main body (1), the disassembling groove (4) is arranged on the side wall of the punch main body (1), one end of the spring (5) is fixedly connected with the bottom of the detaching groove (4), the other end of the spring (5) is connected with one end of the splitting block (6), the position of the splitting hole (7) corresponding to the splitting block (6) is arranged on the splitting plate (3), one end of the splitting block (6) far away from the spring (5) passes through the notch of the splitting groove (4) and extends into the splitting hole (7), the lower end of one end of the partition block (6) far away from the spring (5) is provided with an inclined surface.

2. The high-precision closed single-point crank precision punch press as claimed in claim 1, wherein the buffer base (2) comprises a support plate (8), a bottom plate (9) and a plurality of buffer components distributed in a matrix, the disassembling plate (3) is fixedly connected to the upper end of the support plate (8), the bottom plate (9) is arranged below the support plate (8), and the support plate (8) and the bottom plate (9) are connected through the plurality of buffer components distributed in a matrix;

the buffer assembly comprises a buffer groove (10), a piston (11) and a transmission rod (12), the upper end of the bottom plate (9) is arranged at the buffer groove (10), the piston (11) is connected onto the groove wall of the buffer groove (10) in a sealing and sliding mode, one end of the transmission rod (12) is fixedly connected to the center of the upper end of the piston (11), and the other end of the transmission rod (12) penetrates through a notch of the buffer groove (10) and is connected with the lower end of the supporting plate (8).

3. The high-precision closed single-point crank precision punch press as claimed in claim 1, wherein the side wall of the splitting block (6) near one end of the spring (5) is symmetrically and fixedly connected with sliding blocks (13), the splitting groove (4) is provided with sliding grooves (14) matched with the splitting groove at positions corresponding to the sliding blocks (13), and the sliding blocks (13) are slidably connected in the corresponding sliding grooves (14).

4. A high precision closed single point crank precision punch press according to claim 2, characterized in that the rolling member comprises a rolling groove (15) and a ball (16) which are matched with each other, the rolling groove (15) is arranged at the lower end of the punch press body (1), the ball (16) is arranged in the rolling groove (15), the ball (16) is arranged through the notch of the rolling groove (15), and the ball (16) is connected with the upper end of the support plate (8) in a rolling way.

5. A high precision closed single-point crank precision punch press as claimed in claim 2, wherein the annular side wall of the piston (11) is provided with a piston groove, the piston groove is internally provided with a piston ring (17), and the outer annular wall of the piston ring (17) is arranged on the groove wall of the buffer groove (10).

6. A high precision closed single-point crank precision punch press as claimed in claim 2, wherein the wall of the buffer slot (10) near the notch is fixedly connected with a limited block (18) symmetrically with respect to the transmission rod (12).