Four-cylinder multi-stage planetary gear transmission pneumatic chuck

Abstract

The pneumatic chuck comprises a fixing plate, a transmission mechanism is installed at the bottom of the fixing plate, the transmission mechanism comprises a motor, a connecting lantern ring is fixedly welded to the output end of the motor, and a first rotating gear is rotationally connected to the outer surface of the connecting lantern ring through a bearing; the outer surface of the first rotating gear is fixedly sleeved with a belt wheel, a second rotating gear is arranged at the position, close to the edge of one side, of the interior of the belt wheel, and the second rotating gear and the first rotating gear are connected with the belt wheel in a meshed mode. And a connecting rod drives a fixing base and a fixing rod to rotate, a planetary gear rotates in an outer ring sleeve ring in a graded mode, the planetary gear is more stable, clamping use is conducted through a limiting clamping groove, a clamping block can be limited through a top limiting block, and the device is more stable to use.

Description

Technical Field

[0001] The invention relates to the technical field of pneumatic chucks, in particular to a pneumatic chuck with a four-cylinder multi-stage planetary gear transmission. Background Art

[0002] Pneumatic chuck is a configuration that simplifies installation steps and equipment costs. The chuck is a mechanical device used to clamp the workpiece on the machine tool. It uses the radial movement of the movable jaws evenly distributed on the chuck body to clamp and position the workpiece. The chuck is generally composed of a chuck body, movable jaws and a jaw drive mechanism. The back has a cylindrical or short conical structure and is connected to the end of the machine tool spindle directly or through a flange. The chuck is usually installed on lathes, external cylindrical grinders and internal cylindrical grinders. It can also be used in conjunction with various indexing devices for milling machines and drilling machines.

[0003] In the prior art, when using a pneumatic chuck for work, the traditional pneumatic chuck is generally used through a relatively single pneumatic chuck, which will make the clamping effect of the pneumatic chuck unstable during installation, making the device inconvenient to use effectively, reducing the use effect of the device, and the existing equipment generally uses a simple device to drive the equipment to slow down, which will make the cost of the equipment larger and reduce the use effect of the equipment, and the single equipment has poor effect and is relatively unstable, reducing the use efficiency of the device.

[0004] Therefore, we propose a pneumatic chuck with a four-cylinder multi-stage planetary gear transmission to solve the above-mentioned problems. Summary of the invention

[0005] The object of the present invention is to provide a pneumatic chuck with a four-cylinder multi-stage planetary gear transmission to solve the problems raised by the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a pneumatic chuck with a four-cylinder multi-stage planetary gear transmission, comprising a fixed plate, a transmission mechanism is installed at the bottom of the fixed plate, the transmission mechanism includes a motor, a connecting ring is fixedly welded on the output end of the motor, the outer surface of the connecting ring is rotatably connected to a first rotating gear through a bearing, a pulley is fixedly sleeved on the outer surface of the first rotating gear, a second rotating gear is arranged at an edge of the inner part of the pulley near one side, and the second rotating gear and the first rotating gear are meshed with the pulley, a rotating shaft is fixedly connected at the top center of the second rotating gear, a central shaft is fixedly sleeved on the edge of the outer surface of the rotating shaft near the top, four planetary gears are meshed equidistantly connected to the outer surface of the central shaft in a circumferential direction, an outer ring ring is sleeved between the outer surfaces of the four planetary gears, and the outer ring ring is meshed with the planetary gears.

[0007] Preferably, the bottoms of the four planetary gears are fixedly connected to fixed rods near the center, the bottom ends of the four fixed rods are fixedly connected to fixed bases, the outer surface of the rotating shaft is rotatably sleeved with a rotating ring, the outer surface of the rotating ring is fixedly connected to four connecting rods equidistantly along the circumferential direction, and the connecting rods are fixedly connected to the fixed bases.

[0008] Preferably, a plurality of limiting grooves are equidistantly formed on the edge of the outer surface of the rotating shaft close to the central axis in the circumferential direction, and a top limiting block is fixedly connected to the top end of the rotating shaft.

[0009] Preferably, a transmission gear is provided on a side of the outer surface of the rotating shaft away from the rotating collar.

[0010] Preferably, a support plate is fixedly connected to the bottom of the fixed plate near the center of one side, a rotating rod is rotatably connected to the top of the support plate near the edge of one end, a belt conveyor wheel is rotatably sleeved on the outer surface of the rotating rod near the edge of the bottom end, and the belt conveyor wheel is meshingly connected to the transmission gear.

[0011] Preferably, a limiting baffle is fixedly connected to the top end of the rotating rod, and a bevel gear is rotatably sleeved on the edge of the outer surface of the rotating rod near the top end.

[0012] Preferably, a cylinder mechanism is fixedly provided on the top of the fixed plate near the center, and the cylinder mechanism includes a movable cylinder. A rotating sleeve is provided on the outer surface of one side of the movable cylinder, and a rotating valve stem is fixedly welded to the output shaft of the rotating sleeve. A cone wheel is fixedly provided on one end of the rotating valve stem, and the cone wheel is meshingly connected with the cone gear.

[0013] Preferably, the bottom of the fixed plate is fixedly connected to long supporting rods near the four corners, and the bottom ends of the four long supporting rods are fixedly connected to buffer blocks.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] 1. The fixing plate is fixed, and then the motor is started, so that the motor drives the connecting ring to rotate, so that the first rotating gear drives the pulley to rotate, so that the second rotating gear rotates, and under the drive of the second rotating gear, the rotating shaft rotates, and at the same time, the central shaft rotates;

[0016] 2. The rotating ring is rotated on the rotating shaft, so that the connecting rod drives the fixed base and the fixed rod to rotate, so that the planetary gears are rotated in stages inside the outer ring, so that the planetary gears are more stable, and the limiting card slots are used for engagement, and the top limiting block can be used to limit the card block, making the device more stable to use;

[0017] 3. The transmission gear will rotate under the effect of the rotation of the rotating shaft, and the transmission gear will drive the belt wheel to rotate, so that the belt wheel will drive the rotating rod to rotate and adjust, and further drive the bevel gear to rotate through the rotating rod, and the bevel gear will drive the bevel wheel to effectively control the rotation. Under the effect of the rotation of the bevel wheel, the rotating valve stem can be effectively rotated, and under the control effect of the rotating sleeve, the inside of the movable cylinder will provide kinetic energy, so that the equipment is easy to provide energy effectively, so that the device can be better utilized, and the use effect of the device is improved;

[0018] 4. By clamping the existing clamping block with the limiting clamping slot, the clamping block can be easily clamped inside the clamping slot, so that the device can be effectively controlled, thereby improving the stability of the device. By setting the top limiting block, the top of the rotating shaft can be easily restricted, thereby preventing the central shaft from sliding out of the top of the rotating shaft, thereby facilitating the effective use of the device. Furthermore, by fixing the support plate, the rotating rod can be easily rotated stably.

[0019] 5. By setting the limiting baffle, the bevel gear sleeved on the surface of the rotating rod is convenient for limiting use, which can better work and improve the use effect of the device. Furthermore, by fixing the supporting long rod, the buffer block is convenient for buffering support, and the fixing plate is convenient for fixed support, so that the movable cylinder is convenient for fixed installation and effective work, which improves the workability of the device and further improves the use effect inside the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a front perspective view of a pneumatic chuck with a four-cylinder multi-stage planetary gear transmission according to the present invention;

[0021] Figure 2 A side perspective view of a pneumatic chuck with a four-cylinder multi-stage planetary gear transmission according to the present invention;

[0022] Figure 3 A top perspective view of a pneumatic chuck with a four-cylinder multi-stage planetary gear transmission according to the present invention;

[0023] Figure 4This is a structural perspective view of the main view of the transmission mechanism of a pneumatic chuck with a four-cylinder multi-stage planetary gear transmission according to the present invention;

[0024] Figure 5 It is a schematic diagram of the side view of the transmission mechanism of a pneumatic chuck with a four-cylinder multi-stage planetary gear transmission according to the present invention;

[0025] Figure 6 It is a schematic diagram of the structure of a top view of a transmission mechanism of a pneumatic chuck with a four-cylinder multi-stage planetary gear transmission according to the present invention;

[0026] Figure 7 The invention provides a pneumatic chuck with a four-cylinder multi-stage planetary gear transmission. Figure 4 Schematic diagram of the structure at point A in the middle.

[0027] In the figure:

[0028] 1. Fixed plate; 2. Motor; 3. Connecting ring; 4. First rotating gear; 5. Pulley; 6. Second rotating gear; 7. Rotating shaft; 8. Center shaft; 9. Planetary gear; 10. Outer ring; 11. Fixed rod; 12. Fixed base; 13. Connecting rod; 14. Rotating ring; 15. Limiting slot; 16. Top limiting block; 17. Supporting long rod; 18. Buffer block; 19. Transmission gear; 20. Support plate; 21. Rotating rod; 22. Belt pulley; 23. Limiting baffle; 24. Conical gear; 25. Movable cylinder; 26. Rotating sleeve; 27. Rotating valve stem; 28. Conical wheel. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the implementation regulations described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0030] See also Figure 1-7The present invention provides a technical solution: a pneumatic chuck with a four-cylinder multi-stage planetary gear transmission, comprising a fixed plate 1, a transmission mechanism is installed at the bottom of the fixed plate 1, the transmission mechanism includes a motor 2, a connecting ring 3 is fixedly welded at the output end of the motor 2, a first rotating gear 4 is rotatably connected to the outer surface of the connecting ring 3 through a bearing, a pulley 5 is fixedly sleeved on the outer surface of the first rotating gear 4, a second rotating gear 6 is arranged at the inner edge of the pulley 5 near one side, and the second rotating gear 6 is meshed with the first rotating gear 4 and the pulley 5, and the top center of the second rotating gear 6 is fixedly A rotating shaft 7 is fixedly connected, and a central shaft 8 is fixedly sleeved on the edge of the outer surface of the rotating shaft 7 near the top. Four planetary gears 9 are meshed and connected to the outer surface of the central shaft 8 at equal intervals in the circumferential direction. An outer ring 10 is sleeved between the outer surfaces of the four planetary gears 9, and the outer ring 10 is meshed and connected with the planetary gears 9. The fixing of the fixing plate 1 is followed by starting the motor 2, so that the motor 2 drives the connecting ring 3 to rotate, so that the first rotating gear 4 drives the pulley 5 to rotate, thereby rotating the second rotating gear 6. Driven by the second rotating gear 6, the rotating shaft 7 rotates, and at the same time, the central shaft 8 rotates, and further rotates on the rotating shaft 7 through the rotating ring 14, so that the connecting rod 13 drives the fixed base 12 and the fixed rod 11 to rotate, so that the planetary gear 9 rotates in stages inside the outer ring 10, so that the planetary gear 9 is more stable, and is engaged with the limiting groove 15, and the limiting block can be used through the top limiting block 16, so that the device is more stable to use. At the same time, the transmission gear 19 rotates under the rotation effect of the rotating shaft 7. The transmission gear 19 will drive the belt conveyor wheel 22 to rotate, so that the belt conveyor wheel 22 will drive the rotating rod 21 to rotate and adjust, and further drive the bevel gear 24 to rotate through the rotating rod 21, and the bevel gear 24 will drive the bevel wheel 28 to effectively control the rotation. Under the rotation effect of the bevel wheel 28, the rotating valve stem 27 can be effectively rotated. Under the control effect of the rotating shaft sleeve 26, the interior of the movable cylinder 25 will provide kinetic energy, so that the equipment can be easily provided with energy effectively, so that the device can be better utilized, and the use effect of the device is improved.

[0031] The bottom of the four planetary gears 9 is fixedly connected to a fixing rod 11 near the center, and the bottom ends of the four fixing rods 11 are fixedly connected to a fixing base 12. A rotating sleeve 14 is rotatably provided on the outer surface of the rotating shaft 7. The outer surface of the rotating sleeve 14 is fixedly connected to four connecting rods 13 at equal intervals along the circumferential direction, and the connecting rods 13 are fixedly connected to the fixing base 12. The rotating sleeve 14 rotates on the rotating shaft 7, so that the connecting rods 13 drive the fixing base 12 and the fixing rods 11 to rotate, which will cause the planetary gears 9 to rotate in stages inside the outer ring 10, so that the planetary gears 9 are easier to be more stable.

[0032] A plurality of limiting slots 15 are equidistantly provided on the outer surface of the rotating shaft 7 near the edge of the central axis 8 in the circumferential direction. A top limiting block 16 is fixedly connected to the top of the rotating shaft 7. The existing block is engaged through the limiting slot 15, so that the block can be easily engaged inside the limiting slot 15, thereby facilitating effective control of the device and improving the stability of the device. Through the provision of the top limiting block 16, the top of the rotating shaft 7 can be easily restricted, thereby preventing the central axis 8 from slipping out from the top of the rotating shaft 7, thereby facilitating effective use of the device.

[0033] A transmission gear 19 is provided on the outer surface of the rotating shaft 7 on the side away from the rotating sleeve 14. The transmission gear 19 rotates under the rotation effect of the rotating shaft 7, and the transmission gear 19 drives the belt wheel 22 to rotate, so that the belt wheel 22 drives the rotating rod 21 to rotate and adjust.

[0034] A support plate 20 is fixedly connected to the bottom of the fixed plate 1 near the center of one side, and a rotating rod 21 is rotatably connected to the top edge of the support plate 20 near one end. A belt conveyor wheel 22 is rotatably sleeved on the outer surface of the rotating rod 21 near the edge of the bottom end, and the belt conveyor wheel 22 is meshedly connected to the transmission gear 19.

[0035] A limiting baffle 23 is fixedly connected to the top of the rotating rod 21, and a bevel gear 24 is rotatably sleeved on the edge of the outer surface of the rotating rod 21 near the top. The transmission gear 19 will drive the belt conveyor wheel 22 to rotate, so that the belt conveyor wheel 22 will drive the rotating rod 21 to rotate and adjust. The rotating rod 21 drives the bevel gear 24 to rotate, and the bevel gear 24 will drive the bevel wheel 28 to effectively control the rotation.

[0036] A cylinder mechanism is fixedly arranged near the center of the top of the fixed plate 1, and the cylinder mechanism includes a movable cylinder 25. A rotating shaft sleeve 26 is arranged on the outer surface of one side of the movable cylinder 25. A rotating valve stem 27 is fixedly welded to the output shaft of the rotating shaft sleeve 26. A bevel wheel 28 is fixedly arranged at one end of the rotating valve stem 27, and the bevel wheel 28 is meshingly connected with the bevel gear 24. The bevel gear 24 drives the bevel wheel 28 to perform effective rotation control. Under the rotation effect of the bevel wheel 28, the rotating valve stem 27 can be effectively rotated. Under the control effect of the rotating shaft sleeve 26, kinetic energy is provided to the inside of the movable cylinder 25, so that the equipment can be easily provided with energy effectively, so that the device can be better utilized, and the use effect of the device is improved.

[0037] The bottom of the fixed plate 1 is fixedly connected with a supporting long rod 17 near the four corners, and the bottom ends of the four supporting long rods 17 are fixedly connected with a buffer block 18. By fixing the supporting long rods 17, the buffer block 18 can easily perform the buffering support effect, and the fixed plate 1 can be easily fixed and supported, so that the movable cylinder 25 can be easily fixed and installed, and the movable cylinder 25 can be easy to work effectively.

[0038] Working principle of this embodiment: when the device is used, first fix the fixing plate 1, then start the motor 2, so that the motor 2 drives the connecting ring 3 to rotate, so that the first rotating gear 4 drives the pulley 5 to rotate, so that the second rotating gear 6 rotates, and under the drive of the second rotating gear 6, the rotating shaft 7 rotates, and the central shaft 8 rotates at the same time, and further rotates on the rotating shaft 7 through the rotating ring 14, so that the connecting rod 13 drives the fixed base 12 and the fixed rod 11 to rotate, so that the planetary gear 9 is rotated in stages inside the outer ring 10, so that the planetary gear 9 is more stable, and is engaged with the limiting slot 15, and can be engaged with the top limiting block 16. The limiting block is arranged to make the device more stable to use. At the same time, the transmission gear 19 will rotate under the rotation effect of the rotating shaft 7, and the transmission gear 19 will drive the belt conveyor wheel 22 to rotate, so that the belt conveyor wheel 22 will drive the rotating rod 21 to rotate and adjust, and further drive the bevel gear 24 to rotate through the rotating rod 21, and the bevel gear 24 will drive the bevel wheel 28 to effectively control the rotation. Under the rotation effect of the bevel wheel 28, the rotating valve stem 27 can be effectively rotated, and under the control effect of the rotating sleeve 26, the inside of the movable cylinder 25 will provide kinetic energy, so that the equipment is convenient to effectively provide energy, so that the device can be better utilized, and the use effect of the device is improved;

[0039] By engaging the existing card block with the limiting slot 15, the card block can be easily engaged inside the limiting slot 15, so that the device can be effectively controlled, thereby improving the stability of the device. By setting the top limiting block 16, the top of the rotating shaft 7 can be easily restricted, thereby preventing the central shaft 8 from sliding out from the top of the rotating shaft 7, thereby making the device easy to use effectively. Furthermore, by fixing the support plate 20, the rotating rod 21 can be easily rotated stably. By setting the limiting baffle 23, the bevel gear 24 sleeved on the surface of the rotating rod 21 can be easily restricted for use, so that it can work better and improve the use effect of the device. Furthermore, by fixing the supporting long rod 17, the buffer block 18 can easily perform the buffer support effect, and the fixed plate 1 can easily perform fixed support, so that the movable cylinder 25 can be easily fixed and installed, so that the movable cylinder 25 can be easily worked effectively, improving the workability of the device and further improving the use effect inside the device.

[0040] In this technical solution, the motor 2 and the movable cylinder 25 are both existing technologies and will not be elaborated in detail here.

[0041] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A pneumatic chuck with a four-cylinder multi-stage planetary gear transmission, comprising a fixing plate (1), characterized in that: A transmission mechanism is installed at the bottom of the fixed plate (1), and the transmission mechanism comprises an electric motor (2). A connecting ring (3) is fixedly welded at the output end of the electric motor (2). The outer surface of the connecting ring (3) is rotatably connected to a first rotating gear (4) through a bearing. A pulley (5) is fixedly sleeved on the outer surface of the first rotating gear (4). A second rotating gear (6) is arranged at an edge close to one side of the inner part of the pulley (5), and the second rotating gear (6) is meshingly connected with the first rotating gear (4) and the pulley (5). A rotating shaft (7) is fixedly connected at the top center of the second rotating gear (6). A central shaft (8) is fixedly sleeved at an edge close to the top of the outer surface of the rotating shaft (7). Four planetary gears (9) are meshingly connected to the outer surface of the central shaft (8) at equal intervals along the circumferential direction. An outer ring (10) is sleeved between the outer surfaces of the four planetary gears (9), and the outer ring (10) is meshingly connected with the planetary gears (9).

2. A pneumatic chuck with a four-cylinder multi-stage planetary gear transmission according to claim 1, characterized in that: The bottoms of the four planetary gears (9) are fixedly connected to fixed rods (11) near the center, and the bottom ends of the four fixed rods (11) are fixedly connected to fixed bases (12). The outer surface of the rotating shaft (7) is rotatably sleeved with a rotating collar (14), and the outer surface of the rotating collar (14) is fixedly connected to four connecting rods (13) at equal intervals along the circumferential direction, and the connecting rods (13) are fixedly connected to the fixed bases (12).

3. The pneumatic chuck with four-cylinder multi-stage planetary gear transmission according to claim 1, characterized in that: The outer surface of the rotating shaft (7) is provided with a plurality of limiting slots (15) at equal intervals along the circumferential direction at the edge close to the central axis (8), and the top end of the rotating shaft (7) is fixedly connected with a top limiting block (16).

4. A pneumatic chuck with four-cylinder multi-stage planetary gear transmission according to claim 2, characterized in that: A transmission gear (19) is rotatably sleeved on a side of the outer surface of the rotating shaft (7) away from the rotating sleeve (14).

5. A pneumatic chuck with four-cylinder multi-stage planetary gear transmission according to claim 4, characterized in that: A support plate (20) is fixedly connected to the bottom of the fixed plate (1) near the center of one side, and a rotating rod (21) is rotatably connected to the top of the support plate (20) near the edge of one end, and a belt conveyor wheel (22) is rotatably sleeved on the outer surface of the rotating rod (21) near the edge of the bottom end, and the belt conveyor wheel (22) is meshingly connected to the transmission gear (19).

6. A pneumatic chuck with four-cylinder multi-stage planetary gear transmission according to claim 5, characterized in that: The top end of the rotating rod (21) is fixedly connected with a limiting baffle (23), and the outer surface of the rotating rod (21) is rotatably sleeved with a bevel gear (24) at an edge close to the top end.

7. A pneumatic chuck with four-cylinder multi-stage planetary gear transmission according to claim 6, characterized in that: A cylinder mechanism is fixedly arranged near the center of the top of the fixed plate (1), and the cylinder mechanism comprises a movable cylinder (25). A rotating shaft sleeve (26) is arranged on the outer surface of one side of the movable cylinder (25), and a rotating valve stem (27) is fixedly welded to the output shaft of the rotating shaft sleeve (26). A cone wheel (28) is fixedly arranged at one end of the rotating valve stem (27), and the cone wheel (28) is meshingly connected with the cone gear (24).

8. The pneumatic chuck with four-cylinder multi-stage planetary gear transmission according to claim 1, characterized in that: The bottom of the fixed plate (1) is fixedly connected to a supporting long rod (17) near the four corners, and the bottom ends of the four supporting long rods (17) are fixedly connected to a buffer block (18).

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