Novel laser power chuck of gear shifting fork linkage synchronizing mechanism

Abstract

The utility model provides a novel laser power chuck of a gear shifting fork linkage synchronizing mechanism, which relates to the technical field of laser pipe cutting machine power chucks and comprises a mounting plate and a square hole hollow cylinder, the square hole hollow cylinder is arranged at the center of the mounting plate, and a square hole is reserved at the center of the square hole hollow cylinder. A first air cylinder, a second air cylinder, a third air cylinder and a fourth air cylinder are sequentially arranged on the portion, on the outer side of the square hole hollow barrel, of the mounting plate, the output end of each air cylinder is connected with an air cylinder pull rod, and the side, away from the mounting plate, of each air cylinder pull rod is rotationally connected with an air cylinder fixing shaft. According to the utility model, the cylinder pull rods of the first cylinder 4 and the third cylinder 6 are simultaneously moved forwards, and the two cylinder pull rods drive the second transmission gear ring to rotate so as to drive the two corresponding opposite transmission gears to rotate, so that the transmission gear seat can move the sliding blocks, and the two opposite sliding blocks are close to each other in the sliding groove seat; and a machined part is clamped through a clamping jaw arranged above the sliding block.

Description

Technical Field

[0001] The utility model relates to the technical field of power chucks for laser pipe cutting machines, in particular to a laser power chuck with a novel gear fork linkage synchronization mechanism. Background Art

[0002] The power chuck of the laser tube cutting machine refers to the key technology used to clamp the tube in the laser tube cutting machine. In the laser tube cutting machine, the chuck plays an important role in fixing and clamping the tube, which affects the cutting accuracy and stability. With the development of laser tube cutting technology, the chuck technology is also constantly innovating and improving.

[0003] Currently, there are two types of laser power chucks on the market: round hole type and square hole type. Round hole type chucks have high precision but limited processing range, while square hole type chucks have a large processing range but lower precision. Due to differences in product structure, these two types of chucks are incompatible, so a power chuck that can combine the advantages of both is needed. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art. There are two types of laser power chucks on the market: round hole type and square hole type. The former has high precision but limited processing range, while the latter has a large processing range but low precision. Due to different product structures, the two are incompatible.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a new type of gear fork linkage synchronization mechanism laser power chuck, including a mounting plate and a square hole hollow cylinder, the square hole hollow cylinder is arranged at the center of the mounting plate, and a square hole is reserved at the center, the mounting plate outside the square hole hollow cylinder is sequentially arranged with a first cylinder, a second cylinder, a third cylinder and a fourth cylinder, and the output end of each cylinder is connected to a cylinder pull rod, each cylinder pull rod is rotatably connected to a cylinder fixed shaft on the side away from the mounting plate, and the four cylinder fixed shafts are connected to a gear fork on the side close to the square hole hollow cylinder, the two gear forks on the first cylinder and the third cylinder are connected to the second transmission gear ring, the two gear forks on the second cylinder and the fourth cylinder are connected to the first transmission gear ring, the first transmission gear ring and the second transmission gear ring are respectively meshed and connected with two transmission gears, and the four transmission gears are respectively connected to a transmission gear seat on the side away from the mounting plate, and the four transmission gear seats are connected to the upper slider through a third rotating shaft, and the four sliders are each slidably connected in the corresponding slide groove seat.

[0006] Optionally, the first transmission gear ring and the second transmission gear ring are rotatably connected to the outside of the square hole hollow cylinder in sequence from outside to inside.

[0007] Optionally, the first cylinder, the second cylinder, the third cylinder and the fourth cylinder are all rotatably connected to a first rotating shaft at one end away from the cylinder pull rod, and the four first rotating shafts are fixed on the mounting plate.

[0008] Optionally, a reserved notch is provided at the bottom of the slide seat near the third rotating shaft.

[0009] Optionally, a second rotating shaft is provided at one end of the transmission gear away from the transmission gear seat.

[0010] Optionally, the second shaft is rotatably connected in a bearing.

[0011] Optionally, the bearing is fixed on a lower gear fixing seat, and the gear fixing seat is arranged on a mounting plate.

[0012] Optionally, the gear fixing seat, the second rotating shaft, the bearing, the transmission gear, the transmission gear seat, the third rotating shaft, the slide seat and the sliding block are each provided in four numbers and are evenly distributed on the outside of the square hole hollow cylinder.

[0013] Compared with the prior art, the advantages and positive effects of the utility model are:

[0014] In the utility model, by simultaneously moving the cylinder pull rods of the first cylinder 4 and the third cylinder 6 forward, the two cylinder pull rods drive the second transmission gear ring to rotate, thereby driving the corresponding two opposing transmission gears to rotate, so that the transmission gear seat can move the slider, and the two oppositely arranged sliders are brought close to each other in the slide groove seat, and the workpiece is clamped by the claws arranged above the slider. In addition, although two cylinders are used as power sources, the movement accuracy of the two sliders is improved through the synchronization of the second transmission gear ring, and a square hole is reserved in the middle of the square hole hollow cylinder, so that the power chuck has the advantages of high precision and suitability for square hole processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A top-down perspective stereogram of a laser power chuck of a novel gear-shift fork linkage synchronization mechanism provided by the utility model;

[0016] Figure 2 A bottom-up perspective view of a laser power chuck of a novel gear-shift fork linkage synchronization mechanism provided by the utility model;

[0017] Figure 3 The utility model provides a new type of gear fork linkage synchronization mechanism laser power chuck Figure 1 Enlarged view of part A in the middle;

[0018] Figure 4 The utility model provides a new type of gear fork linkage synchronization mechanism laser power chuck Figure 2 Enlarged view of part B;

[0019] Figure 5 A schematic diagram of the connection between a slider and a third rotating shaft of a laser power chuck of a novel gear fork linkage synchronization mechanism provided by the utility model.

[0020] Legend:

[0021] 1. Mounting plate; 2. Square hole hollow cylinder; 3. First rotating shaft; 4. First cylinder; 5. Second cylinder; 6. Third cylinder; 7. Fourth cylinder; 8. Cylinder pull rod; 9. Cylinder fixed shaft; 10. Gear fork; 11. First transmission gear ring; 12. Second transmission gear ring; 13. Gear fixed seat; 14. Second rotating shaft; 15. Bearing; 16. Transmission gear; 17. Transmission gear seat; 18. Third rotating shaft; 19. Slide seat; 20. Reserved gap; 21. Slider. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Example

[0024] like Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5As shown, the utility model provides a technical solution: a new type of gear fork linkage synchronization mechanism laser power chuck, including a mounting plate 1 and a square hole hollow cylinder 2, the square hole hollow cylinder 2 is arranged at the center of the mounting plate 1, and a square hole is reserved at the center, and the first cylinder 4, the second cylinder 5, the third cylinder 6 and the fourth cylinder 7 are sequentially arranged on the mounting plate 1 outside the square hole hollow cylinder 2, and the output end of each cylinder is connected to a cylinder pull rod 8, and each cylinder pull rod 8 is rotatably connected to a cylinder fixed shaft 9 on the side away from the mounting plate 1, and the four cylinder fixed shafts 9 are connected to a gear fork 10 on the side close to the square hole hollow cylinder 2, and the two gear forks on the first cylinder 4 and the third cylinder 6 10 is connected to the second transmission ring gear 12, the two gear forks 10 on the second cylinder 5 and the fourth cylinder 7 are connected to the first transmission ring gear 11, the first transmission ring gear 11 and the second transmission ring gear 12 are respectively meshed and connected with two transmission gears 16, the four transmission gears 16 are respectively connected to a transmission gear seat 17 on the side away from the mounting plate 1, the four transmission gear seats 17 are all connected to the upper slider 21 through a third rotating shaft 18, the four sliders 21 are respectively slidably connected in the corresponding slide groove seat 19, the first cylinder 4, the second cylinder 5, the third cylinder 6 and the fourth cylinder 7 are all rotatably connected to a first rotating shaft 3 at one end away from the cylinder pull rod 8, and the four first rotating shafts 3 are fixed on the mounting plate 1.

[0025] In this embodiment, by simultaneously moving the cylinder pull rods 8 of the first cylinder 4 and the third cylinder 6 forward, the two cylinder pull rods 8 drive the second transmission gear ring 12 to rotate, thereby driving the corresponding two opposite transmission gears 16 to rotate, so that the transmission gear seat 17 can move the slider 21, and the two oppositely arranged sliders 21 are brought closer to each other in the slide groove seat 19, and the workpiece is clamped by the claws arranged above the sliders 21. In addition, although two cylinders are used as power sources, the synchronization of the second transmission gear ring 12 improves the movement accuracy of the two sliders 21, and the square hole is A square hole is reserved in the middle of the empty cylinder 2, so that the power chuck has the advantages of high precision and suitability for square hole processing. In addition, according to the above principle, it can drive another two sliders 21 or drive four sliders 21 at the same time to clamp the workpiece. The gear fork 10 is connected to the cylinder pull rod 8 through the cylinder fixed shaft 9, and the other end of the cylinder is connected to the mounting plate 1 through the first rotating shaft 3. Although the output of the cylinder and the cylinder pull rod 8 is linear, due to the rotational connection between the cylinder fixed shaft 9 and the first rotating shaft 3, the linear output of the cylinder pull rod 8 can follow the two transmission gear rings to make rotational motion.

[0026] The first transmission gear ring 11 and the second transmission gear ring 12 are rotatably connected to the outside of the square hole hollow cylinder 2 in sequence from the outside to the inside, and a reserved notch 20 is provided at the bottom of the slide groove seat 19 near the third rotating shaft 18.

[0027] In this embodiment, the first transmission gear ring 11 and the second transmission gear ring 12 are staggered to achieve synchronous movement of each pair of oppositely arranged transmission gears 16 and sliders 21. The reserved notch 20 at the bottom of the slide seat 19 is arranged in an arc shape, and a limiting groove perpendicular to the slide seat 19 is provided at the bottom of the slider 21, and its length exceeds the diameter of the third rotating shaft 18. This design can convert the rotational motion of the third rotating shaft 18 into the linear motion of the slider 21.

[0028] A second rotating shaft 14 is provided at one end of the transmission gear 16 away from the transmission gear seat 17. The second rotating shaft 14 is rotatably connected in the bearing 15. The bearing 15 is fixed on the gear fixing seat 13 below. The gear fixing seat 13 is arranged on the mounting plate 1. Four gear fixing seat 13, second rotating shaft 14, bearing 15, transmission gear 16, transmission gear seat 17, third rotating shaft 18, slide groove seat 19 and slider 21 are each provided, and are equidistantly distributed on the outside of the square hole hollow cylinder 2.

[0029] In this embodiment, the bearing 15 cooperates with the second rotating shaft 14 so that the transmission gear 16 can rotate. In addition, the slider 21, the slide groove seat 19, the claw and other devices are evenly distributed on the outside of the square hole hollow cylinder 2, and the outside of the square hole hollow cylinder 2 is circular. This design makes the slider 21, the slide groove seat 19 and the claw distributed in a cross shape on the square hole hollow cylinder 2, which is convenient for clamping the workpiece.

[0030] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A novel gear fork linkage synchronization mechanism laser power chuck, comprising a mounting plate (1) and a square hole hollow cylinder (2), wherein the square hole hollow cylinder (2) is arranged at the center of the mounting plate (1), and a square hole is reserved at the center, and is characterized in that: A first cylinder (4), a second cylinder (5), a third cylinder (6) and a fourth cylinder (7) are sequentially arranged on the mounting plate (1) outside the square hole hollow cylinder (2), and the output end of each cylinder is connected to a cylinder pull rod (8), and each cylinder pull rod (8) is rotatably connected to a cylinder fixed shaft (9) on the side away from the mounting plate (1), and the four cylinder fixed shafts (9) are connected to a gear fork (10) on the side close to the square hole hollow cylinder (2), and the two gear forks (10) on the first cylinder (4) and the third cylinder (6) are connected to the second transmission gear ring (12), the two gear forks (10) on the second cylinder (5) and the fourth cylinder (7) are connected to the first transmission gear ring (11), the first transmission gear ring (11) and the second transmission gear ring (12) are respectively meshed and connected to two transmission gears (16), the four transmission gears (16) are respectively connected to a transmission gear seat (17) on the side away from the mounting plate (1), the four transmission gear seats (17) are all connected to the upper slider (21) through a third rotating shaft (18), and the four sliders (21) are respectively slidably connected in the corresponding slide seat (19).

2. According to claim 1, a new type of gear fork linkage synchronization mechanism laser power chuck is characterized by: The first transmission gear ring (11) and the second transmission gear ring (12) are rotatably connected to the outside of the square hole hollow cylinder (2) in sequence from the outside to the inside.

3. According to claim 1, a new type of gear fork linkage synchronization mechanism laser power chuck is characterized by: The first cylinder (4), the second cylinder (5), the third cylinder (6) and the fourth cylinder (7) are all rotatably connected to a first rotating shaft (3) at one end away from the cylinder pull rod (8), and the four first rotating shafts (3) are fixed on the mounting plate (1).

4. According to claim 1, a new type of gear fork linkage synchronization mechanism laser power chuck is characterized by: A reserved notch (20) is provided at the bottom of the slide slot seat (19) near the third rotating shaft (18).

5. According to claim 1, a new type of gear fork linkage synchronization mechanism laser power chuck is characterized by: A second rotating shaft (14) is provided at one end of the transmission gear (16) away from the transmission gear seat (17).

6. According to claim 5, a new type of gear fork linkage synchronization mechanism laser power chuck is characterized by: The second rotating shaft (14) is rotatably connected in the bearing (15).

7. According to claim 6, a new type of gear fork linkage synchronization mechanism laser power chuck is characterized by: The bearing (15) is fixed on a lower gear fixing seat (13), and the gear fixing seat (13) is arranged on the mounting plate (1).

8. According to claim 7, a new type of gear fork linkage synchronization mechanism laser power chuck is characterized by: The gear fixing seat (13), the second rotating shaft (14), the bearing (15), the transmission gear (16), the transmission gear seat (17), the third rotating shaft (18), the slide slot seat (19) and the sliding block (21) are all provided in four pieces and are evenly distributed outside the square hole hollow cylinder (2).

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