A self-centering clamping ring cutting device

Abstract

The utility model discloses a kind of clamping ring cutting equipment of automatic centering, comprising: rack;Cutting device, it includes cutting lifting plate, cutting rotary plate and laser cutting head;Clamping mechanism, it includes lower support, clamping lifting plate and upper pressure piece;Linkage driving mechanism, it includes first rack, first gear, second rack, second gear and lifting drive unit, first gear and second gear coaxial fixed, when first gear and second gear rotate synchronously, the moving distance of second rack is twice the moving distance of first rack. When switching different specifications of workpiece or when the same specification of workpiece exists size deviation, the height of the rotation center of laser cutting head can automatically and accurately adapt to the center height of workpiece, can improve machining precision, need not adjust each time, and synchronous realization clamping and cutting height centering action using lifting drive unit, structure is relatively simple.

Claims

1. A clamping and circumferential cutting device with automatic centering capability, characterized in that, include: Rack (1); The cutting device includes a cutting lifting plate (21), a cutting rotating plate (22), and a laser cutting head (23). The cutting lifting plate (21) can slide relative to the frame (1) in the vertical direction. The cutting rotating plate (22) is rotatably connected to the cutting lifting plate (21). The laser cutting head (23) is disposed on the cutting rotating plate (22). The clamping mechanism includes a lower support (31), a clamping lifting plate (32), and an upper pressure member (33). The lower support (31) is mounted on the frame (1) and fixed relative to the frame (1) in the vertical direction. The clamping lifting plate (32) can slide relative to the frame (1) in the vertical direction. The upper pressure member (33) is mounted on the clamping lifting plate (32) and fixed relative to the clamping lifting plate (32) in the vertical direction. The upper pressure member (33) is located above the lower support (31). The lower support (31) and the upper pressure member (33) can clamp the upper and lower sides of the workpiece (5). The linkage drive mechanism includes a first rack (41), a first gear (42), a second rack (43), a second gear (44), and a lifting drive unit (45). The first gear (42) and the second gear (44) are coaxially fixed and rotatably connected to the frame (1). The lifting drive unit (45) is mounted on the frame (1) and is drively connected to the first gear (42) and the second gear (44). The lifting drive unit (45) can drive the first gear (42) and the second gear (44) to rotate synchronously. The first rack (41) is fixedly connected to the cutting lifting plate (21), and the second rack (43) is fixedly connected to the clamping lifting plate (32). The first gear (42) meshes with the first rack (41), and the second gear (44) meshes with the second rack (43). The first gear (42) and the second gear (44) are matched so that when the first gear (42) and the second gear (44) rotate synchronously, the first rack (41) and the second rack (43) move in the same direction, and the moving distance of the second rack (43) is twice the moving distance of the first rack (41).

2. The clamping and circumferential cutting device as described in claim 1, characterized in that, The first gear (42) and the second gear (44) have the same module, and the number of teeth of the second gear (44) is twice the number of teeth of the first gear (42).

3. The clamping and circumferential cutting device as described in claim 1, characterized in that, The lifting drive unit (45) is a hydraulic cylinder. The piston rod of the lifting drive unit (45) is connected to the cutting lifting plate (21). The lifting drive unit (45) can drive the cutting lifting plate (21) to move up and down so as to drive the first gear (42) and the second gear (44) to rotate synchronously.

4. The clamping and circumferential cutting device as described in claim 1, characterized in that, The lifting drive unit (45) is a hydraulic cylinder. The piston rod of the lifting drive unit (45) is connected to the clamping lifting plate (32). The lifting drive unit (45) can drive the clamping lifting plate (32) to move up and down so as to drive the first gear (42) and the second gear (44) to rotate synchronously.

5. The clamping and circumferential cutting device as described in claim 1, characterized in that, The lifting drive unit (45) is a hydraulic cylinder. The piston rod of the lifting drive unit (45) is connected to a drive rack (46). The lifting drive unit (45) can drive the drive rack (46) to move up and down. The drive rack (46) is connected to the first gear (42) or the second gear (44) for transmission.

6. The clamping and circumferential cutting device as described in claim 1, characterized in that, The cutting lifting plate (21) is slidably connected to the frame (1), and the clamping lifting plate (32) is slidably connected to the cutting lifting plate (21).

7. The clamping and circumferential cutting device as described in claim 1, characterized in that, The lower support (31) is a lower support roller, which is rotatably connected to the frame (1). The upper pressure component (33) is an upper pressure roller, which is rotatably connected to the clamping lifting plate (32).

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