Metal plate punching and blanking device

Abstract

The utility model discloses a sheet metal punching and blanking device, which belongs to the technical field of sheet metal processing and comprises a case, two positioning components, a punching component and a rotary feeding component, a turntable is rotatably mounted at the top of the case, the two positioning components are symmetrically distributed on the turntable, and the punching component is mounted on the turntable. The positioning assembly comprises a positioning seat, a positioning plate, a bidirectional screw rod and a first motor, the punching assembly comprises a mounting seat, a first air cylinder, a punch, a transverse screw rod and a second motor, and the rotary feeding assembly comprises a second air cylinder, a toothed plate and a gear; by arranging the rotary feeding assembly, during feeding, discharging and punching, a second air cylinder can be started to drive a toothed plate to transversely move repeatedly, the toothed plate drives a gear to intermittently rotate forwards and backwards by 180 degrees, the two positioning assemblies circularly rotate to the position below the punching assembly for punching, feeding, discharging and punching are conducted synchronously, the waiting time is shortened, continuous operation is achieved, and the punching efficiency is improved. The working efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of metal plate processing, and in particular relates to a metal plate punching and shearing device. Background Art

[0002] Metal sheet is a commonly used material. When processing metal sheet, it is usually necessary to perform punching and blanking on the surface of the metal sheet.

[0003] The existing Chinese patent with announcement number CN218963784U discloses a metal sheet punching die, including a base plate and a support rod arranged at the bottom of the base plate, a support frame is installed on the top of the base plate, a punching assembly is installed on the support frame, a limiting assembly is installed on the side wall of the support frame, the limiting assembly is located below the punching assembly, a through opening and a slide groove are opened at the center position of the base plate, the through opening is located below the punching assembly, and a collection box is arranged below the through opening.

[0004] With respect to the above-mentioned related technologies, the inventors have found that there are at least the following problems in the technologies: in the above-mentioned technologies, loading and unloading and punching operations cannot be performed simultaneously, and waiting is required, and continuous operation is impossible, resulting in low work efficiency. Utility Model Content

[0005] The utility model aims to provide a metal plate punching and blanking device to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a metal sheet punching and blanking device, comprising a chassis, a positioning assembly, a punching assembly and a rotating feeding assembly, a turntable is rotatably installed on the top of the chassis, there are two positioning assemblies, and the two positioning assemblies are symmetrically distributed on the turntable, a bracket is fixedly installed on one side of the chassis, and the punching assembly is arranged on the bracket;

[0007] The positioning assembly includes a positioning seat, a positioning plate, a bidirectional screw and a first motor. The positioning seat is fixedly mounted on the turntable. There are two positioning plates, which are symmetrically distributed in the positioning seat. The bidirectional screw is rotatably mounted on one side of the positioning seat. One end of the positioning plate is sleeved on the bidirectional screw and is threadedly connected to the bidirectional screw. The first motor is fixedly mounted on one end of the positioning seat, and the output shaft of the first motor is fixedly connected to one end of the bidirectional screw.

[0008] The punching assembly includes a mounting seat, a first cylinder, a punch, a transverse screw and a second motor, wherein the first cylinder is fixedly mounted on the mounting seat, the punch is fixedly mounted on the lower end of the first cylinder, the transverse screw is rotatably mounted on the top of the bracket, the mounting seat is sleeved on the transverse screw and is threadedly connected to the transverse screw, the second motor is fixedly mounted on one side of the bracket, and the output shaft of the second motor is fixedly connected to one end of the transverse screw;

[0009] The rotary feeding assembly includes a second cylinder, a toothed plate and a gear. The second cylinder is fixedly mounted on the inner wall of the chassis, the toothed plate is fixedly mounted on the piston end of the second cylinder, and the gear is coaxially fixed to the bottom of the turntable and meshes with the toothed plate.

[0010] As a preferred implementation, a first guide rod is fixedly mounted on a side of the positioning seat away from the bidirectional screw rod, and the other end of the positioning plate is slidably sleeved on the first guide rod.

[0011] As a preferred implementation, a clearance hole is provided at the bottom of the positioning seat.

[0012] As a preferred embodiment, the bracket is fixedly mounted with a second guide rod on one side of the transverse screw rod, and the mounting seat is slidably sleeved on the second guide rod.

[0013] As a preferred implementation, a slide groove is provided on the inner wall of the chassis, and the back side of the tooth plate slides in the slide groove.

[0014] As a preferred embodiment, a plurality of balls are distributed in an annular shape on the lower surface of the turntable, and an annular groove is provided on the upper surface of the chassis, and the balls roll in the annular groove.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The metal sheet punching and shearing device is provided with a rotating feeding assembly. When loading and unloading materials and punching holes, the second cylinder can be started to drive the tooth plate to repeatedly move horizontally, so that the tooth plate drives the gear to intermittently rotate 180 degrees forward and backward, so that the two positioning assemblies are cyclically rotated to the bottom of the punching assembly to punch holes, so that loading and unloading materials and punching holes are carried out synchronously, the waiting time is reduced, continuous operation is realized, and work efficiency is improved;

[0017] The metal sheet punching and blanking device can start the first cylinder to drive the punch down to punch and blank the metal sheet by setting a punching component. In addition, the second motor can be started to drive the transverse screw to rotate, so that the transverse screw drives the mounting seat to move laterally, thereby adjusting the position of the punch to facilitate multi-point punching. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 It is a structural schematic diagram of the positioning component of the utility model;

[0020] Figure 3 It is a structural schematic diagram of the punching assembly of the utility model;

[0021] Figure 4 It is a structural schematic diagram of the rotary feeding assembly of the utility model.

[0022] In the figure: 1. chassis; 11. turntable; 12. bracket; 13. ball bearing; 2. positioning assembly; 21. positioning seat; 22. positioning plate; 23. bidirectional screw; 24. first motor; 25. first guide rod; 26. clearance hole; 3. punching assembly; 31. mounting seat; 32. first cylinder; 33. punch; 34. transverse screw; 35. second motor; 36. second guide rod; 4. rotary feeding assembly; 41. second cylinder; 42. tooth plate; 43. gear. DETAILED DESCRIPTION

[0023] The present invention will be further described below in conjunction with the embodiments.

[0024] The following examples are used to illustrate the present invention, but cannot be used to limit the scope of protection of the present invention. The conditions in the examples can be further adjusted according to specific conditions, and simple improvements to the method of the present invention under the premise of the concept of the present invention are all within the scope of protection claimed by the present invention.

[0025] See also Figure 1-4 The utility model provides a metal sheet punching and blanking device, including a chassis 1, a positioning component 2, a punching component 3 and a rotating feeding component 4. A turntable 11 is rotatably installed on the top of the chassis 1. There are two positioning components 2, and the two positioning components 2 are symmetrically distributed on the turntable 11. The positioning component 2 includes a positioning seat 21, a positioning plate 22, a bidirectional screw 23 and a first motor 24. The positioning seat 21 is fixedly installed on the turntable 11. There are two positioning plates 22, and the two positioning plates 22 are symmetrically distributed in the positioning seat 21. The bidirectional screw 23 is rotatably installed on one side of the positioning seat 21. One end of the positioning plate 22 is sleeved on the bidirectional screw 23 and is threadedly connected to the bidirectional screw 23. The first motor 24 is fixedly installed at one end of the positioning seat 21, and the output shaft of the first motor 24 is fixedly connected to one end of the bidirectional screw 23. By setting the positioning component 2, the metal sheet can be placed on the positioning seat 21, and the first motor 24 is started to drive the bidirectional screw 23 to rotate, so that the bidirectional screw 23 drives the two positioning plates 22 to approach each other, so as to clamp and position metal sheets of different sizes.

[0026] Furthermore, a first guide rod 25 is fixedly installed on one side of the positioning seat 21 away from the bidirectional screw 23, and the other end of the positioning plate 22 is slidably sleeved on the first guide rod 25. The first guide rod 25 can guide the positioning plate 22; a clearance hole 26 is opened at the bottom of the positioning seat 21, and the clearance hole 26 is provided to facilitate punching.

[0027] Reference Figure 1 and Figure 3 A bracket 12 is fixedly mounted on one side of the chassis 1, and a punching assembly 3 is arranged on the bracket 12. The punching assembly 3 includes a mounting seat 31, a first cylinder 32, a punch 33, a transverse screw 34 and a second motor 35. The first cylinder 32 is fixedly mounted on the mounting seat 31, the punch 33 is fixedly mounted on the lower end of the first cylinder 32, the transverse screw 34 is rotatably mounted on the top of the bracket 12, the mounting seat 31 is sleeved on the transverse screw 34 and is threadedly connected to the transverse screw 34, the second motor 35 is fixedly mounted on one side of the bracket 12, and the output shaft of the second motor 35 is connected to the transverse screw 3 4 is fixedly connected, and by setting the punching assembly 3, the first cylinder 32 can be started to drive the punch 33 to punch and blank the metal plate. In addition, the second motor 35 can be started to drive the transverse screw 34 to rotate, so that the transverse screw 34 drives the mounting seat 31 to move laterally, so that the position of the punch 33 can be adjusted to facilitate multi-point punching; the bracket 12 is located on one side of the transverse screw 34 and is fixedly installed with a second guide rod 36, and the mounting seat 31 is slidably sleeved on the second guide rod 36. By setting the second guide rod 36, the mounting seat 31 can be guided.

[0028] Reference Figure 4 The rotary feeding assembly 4 includes a second cylinder 41, a tooth plate 42 and a gear 43. The second cylinder 41 is fixedly mounted on the inner wall of the chassis 1, the tooth plate 42 is fixedly mounted on the piston end of the second cylinder 41, and the gear 43 is coaxially fixed to the bottom of the turntable 11 and meshes with the tooth plate 42. By setting the rotary feeding assembly 4, when loading and unloading and punching, the second cylinder 41 can be started to drive the tooth plate 42 to repeatedly move horizontally, so that the tooth plate 42 drives the gear 43 to intermittently rotate 180° forward and backward, so that the two positioning assemblies 2 are cyclically rotated to the bottom of the punching assembly 3 for punching, so as to realize the synchronous loading and unloading and punching, reduce the waiting time, realize continuous operation, and improve work efficiency;

[0029] Furthermore, a slide groove is provided on the inner wall of the chassis 1, and the back side of the tooth plate 42 slides in the slide groove. By setting the slide groove, the tooth plate 42 can be guided; a plurality of balls 13 are distributed in a ring on the lower surface of the turntable 11, and an annular groove is provided on the upper surface of the chassis 1. The balls 13 roll in the annular groove. By setting the balls 13, the turntable 11 can be provided with a rolling support function.

[0030] The working principle and use process of the utility model are as follows: first, by setting the positioning component 2, the metal sheet can be placed on the positioning seat 21, and the first motor 24 can be started to drive the bidirectional screw 23 to rotate, so that the bidirectional screw 23 drives the two positioning plates 22 to approach each other, and the metal sheets of different sizes are clamped and positioned. By setting the rotating feeding component 4, when loading and unloading and punching, the second cylinder 41 can be started to drive the tooth plate 42 to repeatedly move horizontally, so that the tooth plate 42 drives the gear 43 to intermittently rotate 180° forward and reverse, so that the two positioning components 2 are cyclically rotated to the bottom of the punching component 3. By setting the punching component 3, the second motor 35 can be started to drive the transverse screw 34 to rotate, so that the transverse screw 34 drives the mounting seat 31 to move horizontally, and the punch 33 is adjusted to the punching position. The first cylinder 32 is started to drive the punch 33 to punch and blank the metal sheet.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A metal sheet punching and blanking device, comprising a chassis (1), a positioning assembly (2), a punching assembly (3) and a rotating feeding assembly (4), characterized in that: A turntable (11) is rotatably mounted on the top of the chassis (1), two positioning assemblies (2) are provided, and the two positioning assemblies (2) are symmetrically distributed on the turntable (11); a bracket (12) is fixedly mounted on one side of the chassis (1), and the punching assembly (3) is arranged on the bracket (12); The positioning assembly (2) comprises a positioning seat (21), a positioning plate (22), a bidirectional screw (23) and a first motor (24); the positioning seat (21) is fixedly mounted on the turntable (11); there are two positioning plates (22), and the two positioning plates (22) are symmetrically distributed in the positioning seat (21); the bidirectional screw (23) is rotatably mounted on one side of the positioning seat (21); one end of the positioning plate (22) is sleeved on the bidirectional screw (23) and is threadedly connected to the bidirectional screw (23); the first motor (24) is fixedly mounted on one end of the positioning seat (21), and the output shaft of the first motor (24) is fixedly connected to one end of the bidirectional screw (23); The punching assembly (3) comprises a mounting seat (31), a first cylinder (32), a punch (33), a transverse screw (34) and a second motor (35), wherein the first cylinder (32) is fixedly mounted on the mounting seat (31), the punch (33) is fixedly mounted on the lower end of the first cylinder (32), the transverse screw (34) is rotatably mounted on the top of the bracket (12), the mounting seat (31) is sleeved on the transverse screw (34) and is threadedly connected to the transverse screw (34), the second motor (35) is fixedly mounted on one side of the bracket (12), and the output shaft of the second motor (35) is fixedly connected to one end of the transverse screw (34); The rotary feeding assembly (4) comprises a second cylinder (41), a toothed plate (42) and a gear (43); the second cylinder (41) is fixedly mounted on the inner wall of the chassis (1); the toothed plate (42) is fixedly mounted on the piston end of the second cylinder (41); and the gear (43) is coaxially fixed to the bottom of the turntable (11) and meshes with the toothed plate (42).

2. A metal sheet punching and blanking device according to claim 1, characterized in that: A first guide rod (25) is fixedly mounted on one side of the positioning seat (21) away from the bidirectional screw rod (23), and the other end of the positioning plate (22) is slidably sleeved on the first guide rod (25).

3. A metal sheet punching and blanking device according to claim 1, characterized in that: The bottom of the positioning seat (21) is provided with a clearance hole (26).

4. The metal sheet punching and blanking device according to claim 1, characterized in that: The bracket (12) is fixedly mounted with a second guide rod (36) on one side of the transverse screw rod (34), and the mounting seat (31) is slidably sleeved on the second guide rod (36).

5. The metal sheet punching and blanking device according to claim 1, characterized in that: A sliding groove is provided on the inner side wall of the chassis (1), and the back side of the tooth plate (42) slides in the sliding groove.

6. The metal sheet punching and blanking device according to claim 1, characterized in that: A plurality of balls (13) are distributed in an annular shape on the lower surface of the rotating disk (11), and an annular groove is provided on the upper surface of the housing (1), in which the balls (13) roll.

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