Numerical control turret punch press

Abstract

The utility model discloses a numerical control turret punch press which comprises a punching seat and a punching mechanism arranged on the punching seat, an inverted-U-shaped side support is welded above the punching seat, a hydraulic cylinder is installed in the center of the top wall of the side support, a conveying rod is connected below the hydraulic cylinder, a top plate is welded at the bottom of the conveying rod, and a punching hole is formed in the top plate. A protective cover is welded to the bottom wall of the top plate, the interior of the protective cover is of a hollow design, a first motor is vertically installed on the bottom wall of an inner cavity of the protective cover, and an output shaft of the first motor is coaxially connected with a rotating disc; the punching mechanism comprises a plurality of second motors installed on the top wall of the rotating disc and punching piles coaxially connected with output shafts of the second motors correspondingly, and the second motors are distributed in a circumferential array mode along the central axis of the rotating disc. According to the numerical control turret punch press, the punching piles can be freely adjusted and used, so that the punching piles do not need to be disassembled, assembled, replaced and the like, switching of the punching piles is more convenient, and the production efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of punching machines, in particular to a numerically controlled turret punching machine. Background Art

[0002] The CNC turret punch press is programmed by programming software (or manually). The servo feeding mechanism delivers the sheet metal to the position to be processed. At the same time, the mold selection system selects the corresponding mold in the mold library, and the hydraulic power system performs stamping according to the program to automatically complete the processing of the workpiece.

[0003] In the process of realizing the utility model, the inventors found that there are at least the following problems in the technology: most of the existing CNC turret punch presses only have one punching pile, which makes them only suitable for one type of punching work. If holes of different sizes need to be punched out, the punching pile needs to be disassembled and replaced, which makes the operation very troublesome, wastes time, and reduces production efficiency.

[0004] To this end, we proposed a CNC turret punch press to solve the above problems. Utility Model Content

[0005] The main purpose of the utility model is to provide a CNC turret punching machine, in which multiple punching piles can be freely adjusted and used, thereby eliminating the need for disassembly, assembly, replacement, and other operations on the punching piles, making the switching of the punching piles more convenient, improving production efficiency, and effectively solving the problems in the background technology.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A CNC turret punch press comprises a punching seat and a punching mechanism arranged on the punching seat, an inverted U-shaped side bracket is welded above the punching seat, a hydraulic cylinder is installed at the center of the top wall of the side bracket, a transmission rod is connected below the hydraulic cylinder, a top plate is welded to the bottom of the transmission rod, a protective cover is welded to the bottom wall of the top plate, the interior of the protective cover is a hollow design, a first motor is vertically installed on the bottom wall of the inner cavity of the protective cover, the output shaft of the first motor is coaxially connected to a turntable, the punching mechanism comprises a plurality of second motors installed on the top wall of the turntable, punching piles coaxially connected to the output shafts of the plurality of second motors, the plurality of second motors are distributed in a circular array along the central axis of the turntable, the specifications of the plurality of punching piles are different, and both the first motor and the second motor need to be powered by external power facilities.

[0008] As a preferred embodiment, a storage plate is welded on the top wall of the punching seat on the inner side of the side bracket, wherein an arc-shaped inner wall is cut out on one side of the storage plate, and a positioning tube is welded on the storage plate where the arc-shaped inner wall is located; wherein an opening is provided on the top wall of the positioning tube, and during actual punching, the punching pile can punch through the workpiece and into the opening of the positioning tube, thereby punching a hole in the workpiece.

[0009] As a preferred embodiment, the transmission rod is vertically arranged below the side bracket and connected to the side bracket, so that the structure of the transmission rod is stable and can be smoothly extended and retracted.

[0010] As a preferred implementation scheme, extension plates are symmetrically welded on the two opposite side walls of the top plate, and limiting slide bars are welded on the two extension plates, and the two limiting slide bars slide through the side brackets; when the top plate is raised or lowered, the two limiting slide bars can be driven to rise or fall accordingly, thereby ensuring the stability of all structures below the top plate.

[0011] As a preferred embodiment, multiple heat dissipation holes are provided on the outer walls on both sides of the protective cover, so as to facilitate heat dissipation of the first motor through the multiple heat dissipation holes.

[0012] As a preferred embodiment, a plurality of punched piles are rotatably connected to the bottom wall of the rotating disk, making the structure more stable.

[0013] In summary, the technical effects and advantages of the utility model are as follows:

[0014] The CNC turret punch press can punch holes on the workpiece on the positioning plate by driving the first motor to drive the turntable to rotate, so that a designated punching pile is moved above the through hole. Since multiple punching piles can be freely adjusted and used, there is no need to disassemble, replace, etc. the punching piles, which makes switching of the punching piles more convenient and improves production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a partial cross-sectional view of the utility model;

[0017] Figure 3 It is the front view of the utility model.

[0018] In the figure: 1. punching seat; 2. storage plate; 3. positioning tube; 4. side bracket; 5. hydraulic cylinder; 6. transmission rod; 7. top plate; 8. extension plate; 9. limit slide bar; 10. protective cover; 11. first motor; 12. heat dissipation hole; 13. turntable; 14. second motor; 15. punching pile. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] Reference Figure 1-Figure 3, a CNC turret punch press comprises a punching seat 1 and a punching mechanism arranged on the punching seat 1, a placing plate 2 is welded on the top wall of the punching seat 1 and located inside the side bracket 4, wherein an arc-shaped inner wall is cut out on one side of the placing plate 2, a positioning tube 3 is welded on the placing plate 2 where the arc-shaped inner wall is located, wherein an opening is arranged on the top wall of the positioning tube 3, and during actual punching, the punching pile 15 can punch through the workpiece and punch into the opening of the positioning tube 3, thereby punching a hole on the workpiece;

[0021] An inverted U-shaped side bracket 4 is welded above the punching seat 1, wherein a hydraulic cylinder 5 is installed at the center of the top wall of the side bracket 4, and a transmission rod 6 is connected below the hydraulic cylinder 5. The transmission rod 6 is vertically arranged below the side bracket 4 and connected to the side bracket 4, so that the structure of the transmission rod 6 is stable and can be smoothly extended and retracted, wherein a top plate 7 is welded at the bottom of the transmission rod 6, and extension pieces 8 are symmetrically welded on the two opposite side walls of the top plate 7, and limiting slide bars 9 are welded on the two extension pieces 8. The two limiting slide bars 9 slide through the side bracket 4, so that when the top plate 7 is raised or lowered, the two limiting slide bars 9 can be driven to rise or fall accordingly, thereby ensuring the stability of all structures below the top plate 7;

[0022] A protective cover 10 is welded to the bottom wall of the top plate 7, wherein the interior of the protective cover 10 is of hollow design, a first motor 11 is vertically installed on the bottom wall of the inner cavity of the protective cover 10, and a plurality of heat dissipation holes 12 are opened on the outer walls on both sides of the protective cover 10, so as to facilitate the heat dissipation of the first motor 11 through the plurality of heat dissipation holes 12, the output shaft of the first motor 11 is coaxially connected with the turntable 13, the punching mechanism includes a plurality of second motors 14 installed on the top wall of the turntable 13, and punching piles 15 coaxially connected to the output shafts of the plurality of second motors 14, the plurality of second motors 14 are distributed in a circular array along the central axis of the turntable 13, and the specifications of the plurality of punching piles 15 are different, and the plurality of punching piles 15 are all rotatably connected to the bottom wall of the turntable 13, and the first motor 11 and the second motor 14 both need to be powered by external power facilities.

[0023] The CNC turret punching machine: during operation, the workpiece to be punched is first placed horizontally on the placement plate 2, so that the part to be punched on the workpiece is moved to the positioning tube 3, and the punching pile 15 is switched according to the actual size of the punching hole. The switching method is: driving the first motor 11 to drive the turntable 13 and the punching mechanism thereon to flip, so that a punching pile 15 that meets the requirements is moved to the top of the positioning tube 3, and then the second motor 14 connected to the turntable 13 is operated to drive the turntable 13 to rotate at a high speed, and then the transmission rod 6 is extended when the hydraulic cylinder 5 is driven to operate, so that all the structures below the transmission rod 6 (including the punching pile 15) can be sunk, so that the high-speed punching pile 15 can be used to penetrate the workpiece and penetrate into the positioning tube 3 to achieve punching.

[0024] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A CNC turret punch press, comprising a punching seat (1) and a punching mechanism arranged on the punching seat (1), characterized in that: An inverted U-shaped side bracket (4) is welded above the punching seat (1), wherein a hydraulic cylinder (5) is installed at the center of the top wall of the side bracket (4), and a transmission rod (6) is connected below the hydraulic cylinder (5), wherein a top plate (7) is welded at the bottom of the transmission rod (6), and a protective cover (10) is welded to the bottom wall of the top plate (7), wherein the interior of the protective cover (10) is of hollow design, and a first motor (11) is vertically installed on the bottom wall of the inner cavity of the protective cover (10); The output shaft of the first motor (11) is coaxially connected to a rotating disk (13); the punching mechanism comprises a plurality of second motors (14) mounted on the top wall of the rotating disk (13) and punching piles (15) coaxially connected to the output shafts of the plurality of second motors (14), the plurality of second motors (14) are distributed in a circular array along the central axis of the rotating disk (13), and the specifications of the plurality of punching piles (15) are different.

2. The CNC turret punch press according to claim 1, characterized in that: A storage plate (2) is welded on the top wall of the punching seat (1) and located on the inner side of the side bracket (4), wherein an arc-shaped inner wall is cut out on one side of the storage plate (2), and a positioning tube (3) is welded on the storage plate (2) at the location of the arc-shaped inner wall.

3. The CNC turret punch press according to claim 1, characterized in that: The transmission rod (6) is vertically arranged below the side bracket (4) and connected to the side bracket (4).

4. The CNC turret punch press according to claim 1, characterized in that: Extension plates (8) are symmetrically welded to the two opposite side walls of the top plate (7), and limiting slide bars (9) are welded to the two extension plates (8), and the two limiting slide bars (9) slide through the side brackets (4).

5. The CNC turret punch press according to claim 1, characterized in that: The outer walls on both sides of the protective cover (10) are provided with a plurality of heat dissipation holes (12).

6. The CNC turret punch press according to claim 1, characterized in that: The plurality of punched piles (15) are all rotatably connected to the bottom wall of the rotating disk (13).

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