Steering transmission shaft polishing device

Abstract

The utility model discloses a steering transmission shaft polishing device which comprises a frame, notches are formed in the two sides of the frame, turntables are movably connected in the notches, sliding rods are movably connected to the turntables in a penetrating mode, clamping seats are fixedly connected to one ends of the sliding rods, and clamping assemblies are arranged on the clamping seats and used for fixing the two ends of a shaft tube. The sliding rod is provided with a positioning assembly connected with the rotating disc so that the rotating disc and the sliding rod can synchronously rotate to adjust the angle of the clamped rear axle tube, and the two sides of the frame are each provided with a limiting assembly for locking the rotating disc. According to the shaft tube polishing device, the angle of the shaft tube can be controlled to change, the polishing position of the shaft tube can be changed, the polishing roller can polish the shaft tube more comprehensively, operation is easy, polishing is more flexible and convenient, and the overall polishing efficiency can be improved; polishing operation on different positions of the shaft tube is achieved, and polishing on the shaft tube is more thorough.

Description

Technical Field

[0001] The utility model relates to the technical field of transmission shaft grinding, in particular to a steering transmission shaft grinding device. Background Art

[0002] The drive shaft is a rotating body with high speed and few supports, so its dynamic balance is very important. The drive shaft is composed of a shaft tube, a telescopic sleeve and a universal joint. It can be composed of several sections, and the sections can be connected by universal joints. During the processing of the drive shaft, the outer wall of the connected shaft tube needs to be polished. However, during polishing, after the shaft tube is fixed, it is not convenient to adjust the angle and orientation of the shaft tube according to the polishing position, so that the polishing is subject to certain restrictions, which indirectly affects the overall efficiency of the polishing. Therefore, those skilled in the art provide a steering drive shaft polishing device to solve the problems raised in the above background technology. Utility Model Content

[0003] The utility model aims to solve the shortcomings in the prior art and proposes a steering transmission shaft grinding device.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A steering transmission shaft grinding device comprises a frame, both sides of the frame are provided with notches, turntables are movably connected in the notches, a sliding rod movably connected to the turntable runs through the turntable, one end of the sliding rod is fixedly connected to a clamping seat, a clamping assembly is provided on the clamping seat for fixing both ends of the shaft tube, the sliding rod is provided with a positioning assembly connected to the turntable, so that the turntable and the sliding rod can rotate synchronously to adjust the angle of the shaft tube after clamping, both sides of the frame are provided with limit assemblies for locking the turntable to keep the turntable stable, a sliding opening is provided at the top of the frame, a sliding seat is movably connected in the sliding opening, a grinding assembly is provided on the sliding seat, and the frame is also provided with a driving assembly for moving the slide seat, so that the grinding assembly can be moved to grind different positions of the shaft tube.

[0006] As a further solution of the utility model, the clamping assembly includes two claws and a bidirectional screw. The two clamping seats are movably connected inside with the two claws, and the clamping seats are movably connected inside with the bidirectional screw, and the bidirectional screw passes through the two claws and is threadedly connected with the two claws.

[0007] As a further solution of the utility model, the positioning component is a limit bar, and the outer walls on both sides of the two sliding rods are fixedly connected to the limit bar. Two bayonet holes are opened inside the turntable, and the limit bars pass through the corresponding bayonet holes and are slidably connected to the bayonet holes.

[0008] As a further solution of the utility model, the limit assembly includes a limit opening and a clamping head, guide sleeves are fixedly connected on both sides of the frame, a guide rod is movably connected through the guide sleeves, the bottom end of the guide rod is fixedly connected with a clamping head, and multiple limit openings are evenly opened on one side of the two turntables, and the clamping head is clamped with one of the limit openings.

[0009] As a further solution of the utility model, the circumferential outer walls of the two guide rods are movably connected with springs, and the two ends of the springs are respectively fixed to the guide rods and the guide sleeves, and magnets are fixedly connected to both sides of the frame, and the top ends of the guide rods can be adsorbed by the magnets.

[0010] As a further solution of the utility model, the grinding component is a grinding roller, the bottom of the sliding seat is fixedly connected to an electric telescopic rod, one end of the electric telescopic rod is fixedly connected to a connecting frame, the interior of the connecting frame is movably connected to the grinding roller, one side of the connecting frame is fixedly connected to a second motor, and one end of the output shaft of the second motor is fixed to the grinding roller.

[0011] As a further solution of the utility model, the driving component is a screw rod, the slide seat is movably connected with a screw rod, and both ends of the screw rod are fixed to the frame, one side of the frame is fixedly connected to a first motor, and one end of the output shaft of the first motor is fixed to the screw rod.

[0012] The beneficial effects of the utility model are:

[0013] 1. The rotation of the slide rod drives the clamping seat to rotate as a whole, so that the angle of the fixed rear axle tube changes, and the grinding position of the axle tube is changed, which makes it easier for the grinding roller to grind the axle tube more comprehensively. The operation is simple, the grinding is more flexible and convenient, and it helps to improve the overall efficiency of grinding.

[0014] 2. The slide seat moves to one side along the slide mouth by rotating the screw rod, so that the grinding roller moves horizontally during the rotation process, so as to realize the grinding operation of different positions of the shaft tube and grind the shaft tube more thoroughly. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a three-dimensional structural schematic diagram of a steering transmission shaft grinding device proposed by the utility model;

[0016] Figure 2 This is a first partial cross-sectional structural schematic diagram of a steering transmission shaft grinding device proposed by the utility model;

[0017] Figure 3 This is a second partial cross-sectional structural schematic diagram of a steering transmission shaft grinding device proposed by the utility model.

[0018] In the figure: 1. frame; 2. screw rod; 3. sliding mouth; 4. sliding seat; 5. electric telescopic rod; 6. grinding roller; 7. connecting frame; 8. first motor; 9. second motor; 10. sliding rod; 11. clamping seat; 12. bidirectional screw; 13. claw; 14. turntable; 15. limit strip; 16. limit mouth; 17. guide sleeve; 18. magnet; 19. guide rod; 20. spring; 21. clamping head. DETAILED DESCRIPTION

[0019] 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. It should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "setting" should be understood in a broad sense. For ordinary technicians in this field, the specific meanings of the above terms in this patent can be understood according to specific circumstances.

[0020] Reference Figure 1-Figure 3 A steering transmission shaft grinding device comprises a frame 1, both sides of the frame 1 are provided with notches, and a turntable 14 is rotatably connected in the notches, and a slide rod 10 is slidably connected to the turntable 14. One end of the slide rod 10 is fixed with a clamping seat 11 by bolts, and a clamping assembly is provided on the clamping seat 11 for fixing the two ends of the shaft tube. A positioning assembly connected with the turntable 14 is provided on the slide rod 10, so that the turntable 14 and the slide rod 10 rotate synchronously to adjust the angle of the shaft tube after clamping, and limit assemblies for locking the turntable 14 are provided on both sides of the frame 1 to keep the turntable 14 stable, and a sliding mouth 3 is provided on the top of the frame 1, and a slide seat 4 is slidably connected in the sliding mouth 3, and a grinding assembly is provided on the slide seat 4, and a driving assembly for moving the slide seat 4 is also provided on the frame 1, so that the grinding assembly moves to grind different positions of the shaft tube.

[0021] In the utility model, the clamping assembly includes two claws 13 and a bidirectional screw 12. The two clamping seats 11 are slidably connected to the inside of the two claws 13, the claws 13 are made of rubber, the inside of the clamping seat 11 is rotatably connected to the bidirectional screw 12, and the bidirectional screw 12 passes through the two claws 13 and is threadedly connected to the two claws 13. The bidirectional screw 12 is rotated, and the two-way screw 12 rotates to make the two claws 13 approach each other and contact and squeeze the shaft tube, thereby fixing the two ends of the shaft tube on the clamping seat 11.

[0022] In the utility model, the positioning component is a limit strip 15, and the outer walls on both sides of the two slide bars 10 are fixed with the limit strips 15 by bolts. Two bayonet holes are opened inside the turntable 14, and the limit strips 15 pass through the corresponding bayonet holes and are slidably connected with the bayonet holes. The slide bar 10 can move laterally on the turntable 14 to adjust the position of the clamping seat 11, which is convenient for clamping and fixing shaft tubes of different lengths. At the same time, the limit strips 15 on the slide bar 10 can cause the turntable 14 to rotate.

[0023] In the utility model, the limit assembly includes a limit opening 16 and a clamp 21. Guide sleeves 17 are fixed on both sides of the frame 1 by bolts. A guide rod 19 is slidably connected in the guide sleeve 17. The bottom end of the guide rod 19 is welded with a clamp 21. A plurality of limit openings 16 are evenly opened on one side of the two turntables 14, and the clamp 21 is clamped with one of the limit openings 16. The circumferential outer walls of the two guide rods 19 are sleeved with springs 20, and the two ends of the spring 20 are respectively fixed to the guide rod 19 and the guide sleeve 17. Magnets are fixed on both sides of the frame 1 by bolts. 18, the top end of the guide rod 19 can be adsorbed by the magnet 18, and the user moves the guide rod 19 upward to disengage the clamping head 21 from the limiting opening 16, thereby releasing the limit on the turntable 14. At the same time, the spring 20 is forced to shrink, and the guide rod 19 moves upward to contact the magnet 18. The magnet 18 adsorbs and fixes the guide rod 19, and then the slide rod 10 is rotated. The rotation of the slide rod 10 drives the turntable 14 to rotate through the limiting strip 15, and the rotation of the slide rod 10 drives the clamping seat 11 to rotate as a whole, thereby changing the angle of the shaft tube, so that the grinding roller 6 can grind the shaft tube more comprehensively.

[0024] In the utility model, the grinding component is a grinding roller 6, an electric telescopic rod 5 is fixed to the bottom of the slide seat 4 by bolts, one end of the electric telescopic rod 5 is fixed to a connecting frame 7 by bolts, the inner part of the connecting frame 7 is rotatably connected to the grinding roller 6, a second motor 9 is fixed to one side of the connecting frame 7 by bolts, and one end of the output shaft of the second motor 9 is fixed to the grinding roller 6, the electric telescopic rod 5 is extended to make the connecting frame 7 move downward, the grinding roller 6 stops after contacting the shaft tube, and then the second motor 9 is started, and the second motor 9 rotates to make the grinding roller 6 rotate to grind the shaft tube.

[0025] In the utility model, the driving component is a screw rod 2, a screw rod 2 is threadedly connected to a slide seat 4, and both ends of the screw rod 2 are fixed to a frame 1, a first motor 8 is fixed to one side of the frame 1 by bolts, and one end of the output shaft of the first motor 8 is fixed to the screw rod 2. The rotation of the first motor 8 causes the screw rod 2 to rotate, and the rotation of the screw rod 2 causes the slide seat 4 to move to one side along the sliding mouth 3, thereby causing the grinding roller 6 to move horizontally during the rotation process, thereby realizing the grinding operation of different positions of the shaft tube.

[0026] Working principle: when the shaft tube of the transmission shaft needs to be polished, the two ends of the shaft tube are respectively brought close to the two clamping seats 11, and then the bidirectional screw 12 is rotated. The bidirectional screw 12 rotates to make the two claws 13 approach each other and contact and squeeze the shaft tube, and the two ends of the shaft tube are fixed on the clamping seat 11, and then the electric telescopic rod 5 is started. The electric telescopic rod 5 is extended to make the connecting frame 7 move downward, and the polishing roller 6 stops after contacting the shaft tube, and then the second motor 9 is started. The second motor 9 rotates to make the polishing roller 6 rotate to polish the shaft tube, and then the first motor 8 is started. The first motor 8 rotates to make the screw 2 rotate, and the screw 2 rotates to make the slide 4 move to one side along the slide 3, so that the polishing roller 6 moves horizontally during the rotation process, so as to realize the polishing operation of different positions of the shaft tube;

[0027] When the angle of the shaft tube needs to be adjusted, the user moves the guide rod 19 upward, and the guide rod 19 moves upward to disengage the clamping head 21 from the limit opening 16, thereby releasing the limit on the turntable 14. At the same time, the spring 20 is forced to shrink, and the guide rod 19 moves upward to contact the magnet 18. The magnet 18 adsorbs and fixes the guide rod 19, and then the slide bar 10 is rotated. The rotation of the slide bar 10 drives the turntable 14 to rotate through the limit bar 15, and the rotation of the slide bar 10 drives the clamping seat 11 to rotate as a whole, thereby changing the angle of the shaft tube, so that the grinding roller 6 can grind the shaft tube more comprehensively. After adjustment, the guide rod 19 is moved downward to disengage the magnet 18, and the spring 20 rebounds and resets to make the guide rod 19 move downward, and the clamping head 21 is re-engaged in one of the limit openings 16, thereby fixing the position of the turntable 14 to prevent the turntable 14 from shaking.

[0028] In this application, structures and connection relationships that are not described in detail are all prior arts, and their structures and principles are well-known technologies and will not be described in detail here.

[0029] 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 steering transmission shaft grinding device, comprising a frame (1), characterized in that: The frame (1) is provided with holes on both sides, and a turntable (14) is movably connected in the holes. A slide bar (10) is movably connected to the turntable (14). One end of the slide bar (10) is fixedly connected to a clamping seat (11). The clamping seat (11) is provided with a clamping assembly for fixing the two ends of the shaft tube. The slide bar (10) is provided with a positioning assembly connected to the turntable (14), so that the turntable (14) and the slide bar (10) rotate synchronously to adjust the angle of the shaft tube after clamping. The frame (1) is provided with a limit assembly on both sides for locking the turntable (14) so ​​that the turntable (14) remains stable. A sliding opening (3) is provided on the top of the frame (1), and a slide seat (4) is movably connected in the sliding opening (3). A grinding assembly is provided on the slide seat (4). The frame (1) is also provided with a driving assembly for moving the slide seat (4), so that the grinding assembly moves to grind different positions of the shaft tube.

2. A steering transmission shaft grinding device according to claim 1, characterized in that: The clamping assembly comprises two clamping claws (13) and a bidirectional screw (12); the two clamping seats (11) are movably connected to the two clamping claws (13); the clamping seats (11) are movably connected to the bidirectional screw (12); and the bidirectional screw (12) passes through the two clamping claws (13) and is threadedly connected to the two clamping claws (13).

3. A steering transmission shaft grinding device according to claim 1, characterized in that: The positioning component is a limit bar (15), and the outer walls on both sides of the two sliding rods (10) are fixedly connected to the limit bars (15). Two bayonet holes are opened inside the rotating disk (14), and the limit bars (15) pass through the corresponding bayonet holes and are slidably connected to the bayonet holes.

4. A steering transmission shaft grinding device according to claim 1, characterized in that: The limiting assembly comprises a limiting opening (16) and a clamping head (21), both sides of the frame (1) are fixedly connected with guide sleeves (17), a guide rod (19) is movably connected through the guide sleeve (17), the bottom end of the guide rod (19) is fixedly connected with the clamping head (21), a plurality of limiting openings (16) are evenly formed on one side of the two rotating disks (14), and the clamping head (21) is clamped with one of the limiting openings (16).

5. A steering transmission shaft grinding device according to claim 4, characterized in that: The circumferential outer walls of the two guide rods (19) are movably connected with springs (20), and the two ends of the springs (20) are respectively fixed to the guide rods (19) and the guide sleeves (17). Both sides of the frame (1) are fixedly connected with magnets (18), and the top ends of the guide rods (19) can be adsorbed by the magnets (18).

6. A steering transmission shaft grinding device according to claim 1, characterized in that: The grinding component is a grinding roller (6), the bottom of the sliding seat (4) is fixedly connected to an electric telescopic rod (5), one end of the electric telescopic rod (5) is fixedly connected to a connecting frame (7), the interior of the connecting frame (7) is movably connected to the grinding roller (6), one side of the connecting frame (7) is fixedly connected to a second motor (9), and one end of the output shaft of the second motor (9) is fixed to the grinding roller (6).

7. A steering transmission shaft grinding device according to claim 1, characterized in that: The driving component is a screw rod (2), the slide seat (4) is movably connected with the screw rod (2), and both ends of the screw rod (2) are fixed to the frame (1), one side of the frame (1) is fixedly connected to the first motor (8), and one end of the output shaft of the first motor (8) is fixed to the screw rod (2).

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