CN112845827A

CN112845827A - Reciprocating type punching device for punching equipment

Info

Publication number: CN112845827A
Application number: CN202110142642.5A
Authority: CN
Inventors: 孙健
Original assignee: Hefei Zhengte Machinery Co ltd
Current assignee: Hefei Zhengte Machinery Co ltd
Priority date: 2021-02-02
Filing date: 2021-02-02
Publication date: 2021-05-28

Abstract

The invention discloses a reciprocating type punching device for punching equipment, and relates to the technical field of punching equipment. The invention comprises a support and a punching machine, wherein vertical plates are symmetrically arranged on two sides of the support, and sliding grooves are formed in the upper ends of the two vertical plates; a placing mechanism is connected between the two sliding grooves in a sliding manner, a supporting plate in the placing mechanism is connected with a placing plate in a sliding manner, pulleys are arranged at two ends of the supporting plate, second racks are symmetrically arranged at the lower end of the placing plate, and a lug is arranged at the lower end of the supporting plate; the support upper end is provided with the cam groove with lug matched with, and the cam groove comprises a plurality of straight-line grooves, and the cam groove is connected with actuating mechanism, and the both ends of cam groove all are provided with the first rack with second rack looks meshing. According to the invention, through the matching of the convex block and the cam groove and the matching of the first rack and the second rack, the supporting plate and the placing plate make intermittent reciprocating motion, so that the punching head can conveniently perform reciprocating punching on the punching plate, manual intervention is not required, the structure is simple, and the practicability is strong.

Description

Reciprocating type punching device for punching equipment

Technical Field

The invention belongs to the technical field of stamping equipment, and particularly relates to a reciprocating type punching device for stamping equipment.

Background

The stamping is a forming method in which a press and a die are used to apply external force to a plate, a strip, a pipe, a profile, etc. to cause plastic deformation or separation, thereby obtaining a workpiece (stamped part) of a desired shape and size. Stamping and forging are plastic working (or called pressure working), and are called forging and pressing. The stamped blanks are mainly hot and cold rolled steel sheets and strips. In the world, 60-70% of steel materials are plates, and most of the plates are punched to form finished products.

The punching is a common mode among metal plates, the main mode adopted in the punching production at present is to punch holes by a special punching machine or manually punch holes by a hand hammer, and the two production modes have defects in different degrees.

Disclosure of Invention

The invention aims to provide a reciprocating type punching device for punching equipment, which enables a supporting plate and a placing plate to do intermittent reciprocating motion through the matching of a convex block and a cam groove, facilitates a punching head to perform reciprocating type punching on a punching plate, and has high efficiency and high precision; in addition, the position of the placing plate is adjusted through the matching of the first rack and the second rack, so that the placing plate moves for a certain distance after the stamping head punches one row on the stamping plate, the other row of the stamping plate is punched, manual intervention is not needed, the structure is simple, and the practicability is high.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a reciprocating type punching device for punching equipment, which comprises a support and a punching machine, wherein vertical plates are symmetrically arranged on two sides of the support, and sliding grooves are formed in the upper ends of the two vertical plates; a placing mechanism for placing the stamping plate is connected between the two sliding grooves in a sliding manner, the placing mechanism comprises a placing plate and a supporting plate, the supporting plate is connected with the placing plate in a sliding manner, a plurality of pulleys matched with the two sliding grooves are arranged at two ends of the supporting plate, second racks are symmetrically arranged at the lower end of the placing plate, the height of each second rack is higher than that of the corresponding vertical plate, the vertical plates are prevented from blocking when the placing plate moves, and a lug is arranged at the lower end of the supporting plate; the support upper end is provided with the cam groove with lug matched with, and the rotatory drive of cam groove places board reciprocating motion, and the cam groove comprises a plurality of sharp grooves, and the cam groove is connected with actuating mechanism through the connecting axle, and the both ends of cam groove all are provided with the first rack with second rack looks meshing, and two first racks set up for the axis of rotation symmetry of cam groove.

Furthermore, a mounting seat is arranged on the connecting shaft and fixed at the upper end of the bracket.

Further, the equal symmetry in backup pad both ends is provided with a set of installed part, and every group installed part includes two sets of cassettes, and two sets of cassette symmetries set up, and every group cassette includes two bearing frames and an axis of rotation, and each pulley passes through the axis of rotation and installs between two bearing frames.

Furthermore, the dovetail groove is formed in the upper end of the supporting plate and used for fixing the stamping plate and preventing the stamping plate from moving.

Furthermore, the upper end of the supporting plate is provided with a groove perpendicular to the moving direction of the pulley, the lower end of the placing plate is provided with a sliding block, and the placing plate slides on the upper end of the supporting plate through the matching of the sliding block and the groove.

Further, the support plate is disposed between the two second racks, and the height of the support plate is lower than that of the second racks, so that the support plate does not block the engagement of the second racks with the first racks.

Further, the projection is provided at a central position of the lower end of the support plate.

Further, the bottom end of the punching machine is provided with a punching head for punching, the top end of the punching machine is provided with an L-shaped plate, the L-shaped plate is arranged between two vertical plates, and the bottom end of the L-shaped plate is fixed on the upper surface of the support.

Further, the driving mechanism is a servo motor.

The invention has the following beneficial effects:

1. according to the invention, the supporting plate and the placing plate make intermittent reciprocating motion through the matching of the convex block and the cam groove, so that the punching head can conveniently punch the punching plate in a reciprocating manner, and the efficiency and the precision are high.

2. According to the invention, the position of the placing plate is adjusted through the matching of the first rack and the second rack, so that the placing plate moves for a certain distance after the punching head punches one row on the punching plate, and the other row of the punching plate is punched without manual intervention, and the stamping device is simple in structure and strong in practicability.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of a reciprocating punching device for a punching apparatus according to the present invention;

FIG. 2 is a top view of the reciprocating punch apparatus of the present invention;

FIG. 3 is a cross-sectional view taken along line C-C of FIG. 2;

FIG. 4 is a partial view taken at A in FIG. 3;

FIG. 5 is a front view of the reciprocating punch apparatus of the present invention;

FIG. 6 is a cross-sectional view taken along A-A of FIG. 5;

FIG. 7 is a path diagram of the punch holes of the punch plate of the present invention;

in the drawings, the components represented by the respective reference numerals are listed below:

1-bracket, 2-cam groove, 3-punch, 4-placement mechanism, 5-clamping seat, 101-riser, 102-sliding groove, 201-first rack, 202-linear groove, 203-connecting shaft, 204-mounting seat, 205-driving mechanism, 301-punch head, 302-L-shaped plate, 401-placement plate, 402-supporting plate, 403-pulley, 404-second rack, 405-lug, 406-slide block, 407-groove, 501-bearing seat and 502-rotating shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "open," "up," "down," "height," "top," "center," "end," "inner," "side wall," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered as limiting the present invention.

Referring to fig. 1, the reciprocating punching device for a punching apparatus of the present invention includes a support 1 and a punch 3, wherein two sides of the support 1 are symmetrically provided with vertical plates 101, and a U-shaped structure is formed between the two vertical plates 101 and the support 1.

Preferably, the bottom end of the punch 3 is provided with a punch head 301 for punching, the top end of the punch 3 is provided with an L-shaped plate 302, the L-shaped plate 302 is arranged between two risers 101, and the bottom end of the L-shaped plate 302 is fixed on the upper surface of the bracket 1.

Referring to fig. 2 and 3, the upper ends of the two vertical plates 101 are both provided with sliding grooves 102; the placing mechanism 4 for placing the stamping plate is connected between the two sliding grooves 102 in a sliding mode, the placing mechanism 4 comprises a placing plate 401 and a supporting plate 402, the supporting plate 402 is connected with the placing plate 401 in a sliding mode, and a plurality of pulleys 403 matched with the two sliding grooves 102 are arranged at two ends of the supporting plate 402.

Referring to fig. 4, a set of installation parts are symmetrically arranged at both ends of the supporting plate 402, each set of installation parts includes two sets of clamping seats 5, the two sets of clamping seats 5 are symmetrically arranged, each set of clamping seat 5 includes two bearing seats 501 and a rotating shaft 502, and each pulley 403 is installed between the two bearing seats 501 through the rotating shaft 502.

Referring to fig. 5 and 6, the lower end of the placing plate 401 is symmetrically provided with second racks 404, the height of the second racks 404 is higher than that of the vertical plate 101, so as to prevent the vertical plate 101 from blocking when the placing plate 401 moves, the lower end of the supporting plate 402 is provided with a projection 405, and the projection 405 is preferably arranged at the center of the lower end of the supporting plate 402; the upper end of the bracket 1 is provided with a cam groove 2 matched with the convex block 405, the cam groove 2 is rotationally driven to place the plate 401 in a reciprocating motion, the cam groove 2 is composed of a plurality of linear grooves 202, the cam groove 2 is connected with a driving mechanism 205 through a connecting shaft 203, the driving mechanism 205 is a servo motor, a mounting seat 204 is arranged on the connecting shaft 203, the mounting seat 204 is fixed at the upper end of the bracket 1, two ends of the cam groove 2 are provided with first racks 201 meshed with a second rack 404, the two first racks 201 are symmetrically arranged relative to the rotary axis of the cam groove 2, wherein the left side of one end, close to the driving mechanism 205, of the cam groove 2 is provided with one first rack 201, and the right side of one end, far away from the driving mechanism 205.

The servo motor is started, the cam groove 2 rotates, the convex block 405 moves along the cam groove 2, as the cam groove 2 is composed of a plurality of linear grooves 202, when the convex block 405 moves to the linear grooves 202, the supporting plate 402 does not move, at the moment, the punching head 301 on the punching machine 3 punches holes on the punching plate placed on the supporting plate 402, each linear groove 202 represents a punching position, when the convex block 405 moves out of the linear groove 202, the pulley 403 moves linearly along the sliding groove 102 to drive the supporting plate 402 and the punching plate to move, so that the supporting plate 402 moves intermittently through the movement of the convex block 405, and the placing plate 401 and the punching plate connected with the supporting plate move intermittently.

Preferably, the upper end of the supporting plate 402 is provided with a dovetail groove for fixing the punching plate and preventing the punching plate from moving, the upper end of the supporting plate 402 is provided with a groove 407 perpendicular to the Y-axis direction, the lower end of the placing plate 401 is provided with a slider 406, the placing plate 401 slides on the upper end of the supporting plate 402 through the cooperation of the slider 406 and the groove 407, the supporting plate 402 is arranged between the two second racks 404, and the height of the supporting plate 402 is lower than that of the second racks 404, so that the supporting plate 402 does not block the engagement of the second racks 404 and the first racks 201.

One specific application of this embodiment is: referring to fig. 7, in punching, a punching plate to be punched is placed on a placing plate 401, a convex block 405 is positioned on one side of a cam groove 2 close to a hole B, a servo motor is started, the cam groove 2 rotates, the convex block 405 moves along the cam groove 2, the placing plate 401 moves along a direction a, the position of the punching plate is adjusted, because the cam groove 2 is composed of a plurality of linear grooves 202, each linear groove 202 represents a punching position, so that a punching head 301 sequentially punches holes the punching plate along an axis a, when the convex block 405 moves to mesh a first rack 201 and a second rack 404, the placing plate 401 is driven to move along the opposite direction B through the matching of a sliding block 406 and a groove 407, correspondingly, the punching head 301 moves along the direction B, when the convex block 405 continues to move along the cam groove 2, the first rack 201 is separated from the second rack 404, the placing plate 401 stops moving, and the convex block 405 continues moving, the punch head 301 sequentially punches the punch plate in the c-axis direction, and reciprocates the next row, thereby punching the punch plate in a reciprocating manner.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to 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 invention. 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.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. A reciprocating punching device for a punching apparatus, characterized in that: the stamping die comprises a support (1) and a stamping machine (3), wherein vertical plates (101) are symmetrically arranged on two sides of the support (1), and sliding grooves (102) are formed in the upper ends of the two vertical plates (101);

a placing mechanism (4) for placing a stamping plate is connected between the two sliding grooves (102) in a sliding manner, the placing mechanism (4) comprises a placing plate (401) and a supporting plate (402), the supporting plate (402) is connected with the placing plate (401) in a sliding manner, a plurality of pulleys (403) matched with the two sliding grooves (102) are arranged at two ends of the supporting plate (402), second racks (404) are symmetrically arranged at the lower end of the placing plate (401), the height of each second rack (404) is higher than that of each vertical plate (101), the vertical plates (101) are prevented from being blocked when the placing plate (401) moves, and bumps (405) are arranged at the lower ends of the supporting plates (402);

support (1) upper end is provided with cam groove (2) with lug (405) matched with, cam groove (2) rotation drive places board (401) reciprocating motion, cam groove (2) comprise a plurality of straight-line grooves (202), cam groove (2) are connected with actuating mechanism (205) through connecting axle (203), the both ends of cam groove (2) all are provided with first rack (201) with second rack (404) engaged with, and two first rack (201) are for the axis of revolution symmetry setting of cam groove (2).

2. A reciprocating punch apparatus for a punching device according to claim 1, characterized in that the connecting shaft (203) is provided with a mounting seat (204), and the mounting seat (204) is fixed on the upper end of the bracket (1).

3. The reciprocating punching device for the punching equipment as recited in claim 1 or 2, characterized in that a set of mounting members is symmetrically arranged at both ends of the supporting plate (402), each set of mounting members comprises two sets of clamping seats (5), the two sets of clamping seats (5) are symmetrically arranged, each set of clamping seats (5) comprises two bearing seats (501) and a rotating shaft (502), and each pulley (403) is installed between the two bearing seats (501) through the rotating shaft (502).

4. The reciprocating punching device for the punching equipment as claimed in claim 3, wherein the supporting plate (402) is provided with a dovetail groove at the upper end for fixing the punching plate and preventing the punching plate from moving.

5. The reciprocating punching device for the punching equipment according to claim 1 or 4, characterized in that the upper end of the supporting plate (402) is opened with a groove (407) perpendicular to the moving direction of the pulley (403), the lower end of the placing plate (401) is provided with a slide block (406), and the placing plate (401) is slid on the upper end of the supporting plate (402) by the cooperation of the slide block (406) and the groove (407).

6. A reciprocating punch device for a punching apparatus according to claim 5, characterized in that the support plate (402) is arranged between two second racks (404), the height of the support plate (402) being lower than the height of the second racks (404) so that the support plate (402) does not block the engagement of the second racks (404) with the first racks (201).

7. A reciprocating punch device for a punching apparatus according to claim 1 or 5, characterised in that the cam (405) is arranged in the centre of the lower end of the support plate (402).

8. The reciprocating punching device for punching equipment according to claim 1, characterized in that the bottom end of the punching machine (3) is provided with a punching head (301) for punching, the top end of the punching machine (3) is provided with an L-shaped plate (302), the L-shaped plate (302) is arranged between two risers (101), and the bottom end of the L-shaped plate (302) is fixed on the upper surface of the bracket (1).

9. A reciprocating punch apparatus as claimed in claim 8, characterised in that the drive mechanism (205) is a servo motor.