A fixing device for a robot motor

Abstract

The present invention belongs to the technical field of motor fixing, and is particularly a fixing device for a robot motor, comprising a mounting frame, support mechanisms are fixedly arranged at the four corners of the mounting frame, an adjustment sleeve is arranged inside the mounting frame, a plurality of slide grooves are opened on the outer wall of the mounting frame in a uniformly arranged structure, two racks are fixedly arranged on the mounting frame on both sides of the outer wall of the slide groove in a left-right symmetrical structure, a servo motor is installed inside the adjustment sleeve, a plurality of studs are fixedly arranged on the outer wall of the adjustment sleeve in a circular array structure, a plurality of clamping components are fixedly arranged on the outer wall of the adjustment sleeve in a uniformly arranged structure, and a fastening component is fixedly arranged on the front wall of the adjustment sleeve. Rapid installation of the robot motor is achieved, installation efficiency is improved, installation and fixing of robot motors of different sizes are facilitated, adjustment of the tilt angle required for the installation of the robot motor is facilitated, tilted installation is facilitated, and the installation and fixing effect of the robot motor is improved.

Description

Technical Field

[0001] The invention relates to the technical field of motor fixing, in particular to a fixing device for a robot motor. Background Art

[0002] Robot motors are also called actuator motors. In automatic control systems, they are used as actuators to convert received electrical signals into angular displacement or angular velocity outputs on the motor shaft. They are divided into two categories: DC and AC servo motors. AC servo motors are further divided into asynchronous servo motors and synchronous servo motors.

[0003] The prior art patent document with publication number CN111799932B provides a fixing device for a robot motor, in which the motor is slidably connected to a fixing seat via a slider, and a connection is provided between the fixing seat and the motor, thereby improving the stability of the motor installation and facilitating air to enter the clamping groove through the heat dissipation channel and contact the motor, thereby further improving the heat dissipation effect of the motor; however, when the robot motor is installed and used, it is usually installed vertically to the robot, and the installation adjustment range is limited. When the robot motor needs to be installed at an angle, the angle adjustment is inconvenient, and the installation at an inclined angle cannot be met, which affects the installation and fixing effect of the robot motor. Summary of the invention

[0004] In order to solve the above technical problems, the present invention provides the following technical solutions:

[0005] A fixing device for a robot motor comprises a mounting frame, support mechanisms are fixedly provided at the four corners of the mounting frame, an adjustment sleeve is provided inside the mounting frame, a plurality of slide grooves are provided on the outer wall of the mounting frame in a uniformly arranged structure, two racks are fixedly provided on the mounting frame on both sides of the outer wall of the slide groove in a left-right symmetrical structure, a servo motor is installed inside the adjustment sleeve, a plurality of studs are fixedly provided on the outer wall of the adjustment sleeve in a ring array structure, a plurality of clamping components are fixedly provided on the outer wall of the adjustment sleeve in a uniformly arranged structure, and a fastening component is fixedly provided on the front wall of the adjustment sleeve.

[0006] Preferably, the stud is located on the inner wall of the slide groove, the stud is slidably connected to the slide groove, a positioning groove is opened in the middle of the rear wall of the adjustment sleeve, the output shaft of the servo motor passes through the positioning groove and extends to the rear end, the output shaft of the servo motor is clearance-matched with the positioning groove, and the servo motor is a robot motor.

[0007] Through the above technical solution, the stud slides along the slide groove, which facilitates the adjustment of the inclination angle of the adjustment sleeve, and the installation of the servo motor is facilitated by the adjustment sleeve.

[0008] Preferably, the support mechanism comprises a fixed block, a side wall of the fixed block is connected and fixed to an outer wall of the mounting frame, a connecting block is provided at the rear side of the fixed block, and a plurality of damping spring shock absorbers are installed on the fixed block in a uniformly arranged structure.

[0009] Preferably, the rear wall of the damping spring shock absorber is connected and fixed to the front wall of the connecting block, a through slot is opened in the middle of the front wall of the fixing block, a mounting bolt is threadedly connected to the middle of the front wall of the connecting block through a threaded hole, and the mounting bolt is clearance-matched with the through slot.

[0010] Through the above technical solution, the installation frame is installed through the support mechanism, and the installation frame and the adjustment sleeve are damped through the damping spring shock absorber.

[0011] Preferably, a clamping block is sleeved on the stud, and a plurality of clamping teeth are fixedly provided on both left and right ends of the bottom surface of the clamping block, and the clamping teeth are clamped and matched with the rack.

[0012] Preferably, a circular groove is provided in the middle of the top surface of the clamping block, the circular groove is clearance-matched with the stud, a plum blossom wheel is frictionally contacted with the outer wall of the clamping block, and the plum blossom wheel is threadedly connected with the stud through a threaded hole.

[0013] Through the above technical solution, by using the clamping block and the plum blossom wheel, the adjustment sleeve can be easily adjusted to a suitable tilt angle.

[0014] Preferably, the clamping assembly comprises an arc-shaped clamping block, a sliding rod is fixedly arranged at the front end of the outer wall of the arc-shaped clamping block, an adjusting hand wheel is sleeved at the rear end of the outer wall of the arc-shaped clamping block, and the inner end of the adjusting hand wheel is rotatably connected to the outer wall of the arc-shaped clamping block.

[0015] Preferably, the slide rod is slidably connected to the adjustment sleeve, the adjustment sleeve is threadedly connected to the adjustment hand wheel through a threaded hole, and the inner wall of the arc-shaped clamping block is in friction contact with the outer wall of the servo motor.

[0016] Through the above technical solution, the clamping assembly clamps and fixes the rear end of the servo motor, which facilitates the installation, fixation and use of servo motors of different sizes.

[0017] Preferably, the fastening component comprises a pressing block, both left and right ends of the pressing block are slidably connected with square blocks, the rear wall of the square block is fixedly connected to the front wall of the adjustment sleeve, and the rear wall of the pressing block is in frictional contact with the front wall of the servo motor.

[0018] Preferably, mounting threads are provided at the edges of the four corners of the square block, and the outer wall of the square block is threadedly connected to a fastening wheel via the mounting threads, and the rear wall of the fastening wheel is in frictional contact with the front wall of the pressing block.

[0019] Through the above technical solution, the front end of the servo motor is squeezed and fixed by the fastening component.

[0020] Beneficial effects of the present invention:

[0021] 1. Move the mounting bolt through the through slot through the fixed block to the rear end, thread the mounting bolt with the connecting block, continue to rotate the mounting bolt to make it threaded with the threaded hole of the robot, and conveniently rotate the mounting bolt with a socket wrench through the through slot, so that the connecting block and the outer wall of the robot are in friction contact to complete the installation of the support mechanism, and the vibration generated by the servo motor installed on the mounting frame is damped by the damping spring shock absorber, thereby reducing the impact of the servo motor vibration on the robot. After completing the installation of the mounting frame, the servo motor is installed inside the adjustment sleeve and fixed by the clamping assembly and the fastening component respectively, and then the plum blossom wheel is rotated along the stud to pull the card block to move outward along the stud. After moving to the appropriate position, the stud is pushed to slide forward and backward along the slide groove. At this time, the plum blossom wheel and the card block move synchronously, so that the adjustment sleeve tilts with the movement of the stud. After adjusting to the appropriate tilt installation angle, the card block is clamped with the rack through the card teeth, and the plum blossom wheel is rotated in the opposite direction to make it in friction contact with the card block, and the card block is fixed to fix the adjusted adjustment sleeve, so as to complete the fixing operation of the robot motor. Adjusting to different installation angles increases the applicable range of the installation. The robot motor can be quickly installed, the installation efficiency is improved, the installation and fixation of robot motors of different sizes are convenient, the tilt angle required for the installation of the robot motor is adjusted, the tilt installation is convenient, and the installation and fixation effect of the robot motor is improved.

[0022] 2. By placing the servo motor inside the adjusting sleeve, the output shaft of the servo motor passes through the positioning groove, and the adjusting hand wheel is rotated to push the inner wall of the arc clamp block and the outer wall of the servo motor to make friction contact. At this time, the slide bar slides inward along the arc clamp block, so that the arc clamp block moves smoothly. The servo motor is fixed by squeezing the arc clamp block, which adapts to the installation of servo motors of different sizes.

[0023] 3. The pressing block slides backward along the square block to make the rear wall of the pressing block contact with the front wall of the servo motor by friction. Then, the rotating fastening wheel moves backward along the square block through the mounting thread. The pressing block is fixed by the fastening wheel, so that the pressing block fixes the front end of the servo motor, which facilitates the installation of servo motors of different sizes, makes installation and disassembly more convenient, and improves the installation stability of the servo motor. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0025] Figure 2 It is a schematic diagram of the assembly of the adjustment sleeve structure of the present invention;

[0026] Figure 3 It is a schematic diagram of the installation frame structure of the present invention;

[0027] Figure 4 It is a structural schematic diagram of the support mechanism of the present invention;

[0028] Figure 5 It is a schematic diagram of the stud structure of the present invention;

[0029] Figure 6 A bottom view of the card block structure of the present invention;

[0030] Figure 7 It is a cross-sectional view of the adjustment sleeve structure of the present invention;

[0031] Figure 8 It is a schematic diagram of the structure of the clamping assembly of the present invention;

[0032] Fig. 9 It is a schematic diagram of the structure of the fastening component of the present invention.

[0033] In the figure: 1. installation frame; 2. support mechanism; 201. fixing block; 202. connecting block; 203. damping spring shock absorber; 204. mounting bolt; 205. through groove; 3. adjusting sleeve; 301. positioning groove; 4. slide groove; 5. rack; 6. servo motor; 7. stud; 701. clamping block; 702. clamping teeth; 703. plum blossom wheel; 704. circular groove; 8. clamping assembly; 801. arc clamping block; 802. slide rod; 803. adjusting hand wheel; 9. fastening component; 901. pressure block; 902. square block; 903. mounting thread; 904. fastening wheel. DETAILED DESCRIPTION

[0034] 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 described embodiments 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.

[0035] Embodiment 1

[0036] like Figure 1-6 A fixing device for a robot motor comprises a mounting frame 1, support mechanisms 2 are fixedly arranged at the four corners of the mounting frame 1, an adjusting sleeve 3 is arranged inside the mounting frame 1, a plurality of slide grooves 4 are arranged in a uniform structure on the outer wall of the mounting frame 1, two racks 5 are fixedly arranged on the mounting frame 1 on both sides of the outer wall of the slide groove 4 in a left-right symmetrical structure, a servo motor 6 is installed inside the adjusting sleeve 3, a plurality of studs 7 are fixedly arranged on the outer wall of the adjusting sleeve 3 in a ring array structure, a plurality of clamping components 8 are fixedly arranged on the outer wall of the adjusting sleeve 3 in a uniform structure, and a fastening component 9 is fixedly arranged on the front wall of the adjusting sleeve 3.

[0037] The stud 7 is located on the inner wall of the slide groove 4, and the stud 7 is slidably connected to the slide groove 4. A positioning groove 301 is opened in the middle of the rear wall of the adjustment sleeve 3. The output shaft of the servo motor 6 passes through the positioning groove 301 and extends to the rear end. The output shaft of the servo motor 6 and the positioning groove 301 are clearance-matched. The servo motor 6 is a robot motor; the stud 7 slides along the slide groove 4, which is convenient for adjusting the inclination angle of the adjustment sleeve 3, and the installation of the servo motor 6 is facilitated by the adjustment sleeve 3.

[0038] like Figure 4 As shown, the support mechanism 2 includes a fixed block 201, a side wall of the fixed block 201 is connected and fixed to the outer wall of the installation frame 1, a connecting block 202 is provided on the rear side of the fixed block 201, a plurality of damping spring shock absorbers 203 are installed on the fixed block 201 in a uniformly arranged structure, the rear walls of the damping spring shock absorbers 203 are connected and fixed to the front wall of the connecting block 202, a through groove 205 is opened in the middle of the front wall of the fixed block 201, a mounting bolt 204 is threadedly connected to the middle of the front wall of the connecting block 202 through a threaded hole, and the mounting bolt 204 is clearance-matched with the through groove 205; the installation frame 1 is installed by the support mechanism 2, and the installation frame 1 and the adjustment sleeve 3 are damped by the damping spring shock absorber 203.

[0039] like Figure 5 , Figure 6 As shown, a clamping block 701 is sleeved on the stud 7, and a plurality of clamping teeth 702 are fixedly provided at both left and right ends of the bottom surface of the clamping block 701, and the clamping teeth 702 are clamped and matched with the rack 5. A circular groove 704 is opened in the middle of the top surface of the clamping block 701, and the circular groove 704 is gap-matched with the stud 7. A plum blossom wheel 703 is in friction contact with the outer wall of the clamping block 701, and the plum blossom wheel 703 is threadedly connected to the stud 7 through a threaded hole; by using the clamping block 701 and the plum blossom wheel 703, it is convenient to adjust the adjustment sleeve 3 to a suitable inclination angle.

[0040] The working principle of the present invention is as follows: firstly, the mounting bolt 204 is passed through the through slot 205 through the fixing block 201 and moved to the rear end, the mounting bolt 204 is threadedly connected with the connecting block 202, and the mounting bolt 204 is continuously rotated to be threadedly connected with the threaded hole of the robot, and the mounting bolt 204 is conveniently rotated with a socket wrench or the like through the through slot 205, so that the connecting block 202 is in frictional contact with the outer wall of the robot to complete the installation of the support mechanism 2, and the vibration generated by the servo motor 6 installed on the installation frame 1 is damped by the damping spring shock absorber 203, thereby reducing the influence of the vibration of the servo motor 6 on the robot;

[0041] After completing the installation of the installation frame 1, the servo motor 6 is installed inside the adjusting sleeve 3 and fixed by the clamping assembly 8 and the fastening component 9 respectively. Then, the plum blossom wheel 703 is rotated to rotate along the stud 7, and the block 701 is pulled to move outward along the stud 7. After moving to the appropriate position, the stud 7 is pushed to slide back and forth along the slide groove 4. At this time, the plum blossom wheel 703 and the block 701 move synchronously, so that the adjusting sleeve 3 is tilted with the movement of the stud 7. After adjusting to a suitable inclined installation angle, the block 701 is engaged with the rack 5 through the clamping tooth 702, and the plum blossom wheel 703 is rotated in the opposite direction to make it in friction contact with the block 701, and the block 701 is fixed, so that the adjusted adjusting sleeve 3 is fixed, and the fixing operation of the robot motor is completed. Adjusting to different installation angles increases the applicable range of the installation.

[0042] Embodiment 2

[0043] like Figure 7 , Figure 8 As shown, on the basis of embodiment one, the clamping assembly 8 includes an arc-shaped clamping block 801, a slide rod 802 is fixedly provided at the front end of the outer wall of the arc-shaped clamping block 801, an adjusting hand wheel 803 is sleeved on the rear end of the outer wall of the arc-shaped clamping block 801, the inner end of the adjusting hand wheel 803 is rotatably connected to the outer wall of the arc-shaped clamping block 801, the slide rod 802 is slidably connected to the adjusting sleeve 3, the adjusting sleeve 3 is threadedly connected to the adjusting hand wheel 803 through a threaded hole, and the inner wall of the arc-shaped clamping block 801 is in frictional contact with the outer wall of the servo motor 6; the clamping assembly 8 clamps and fixes the rear end of the servo motor 6, which facilitates the installation, fixation and use of servo motors 6 of different sizes.

[0044] When in use, place the servo motor 6 inside the adjustment sleeve 3 so that the output shaft of the servo motor 6 passes through the positioning groove 301, and rotate the adjustment hand wheel 803 to push the inner wall of the arc clamping block 801 to frictionally contact the outer wall of the servo motor 6. At this time, the slide bar 802 slides inward along the arc clamping block 801, so that the arc clamping block 801 moves smoothly, and the servo motor 6 is squeezed and fixed by the arc clamping block 801, which is suitable for the installation of servo motors 6 of different sizes.

[0045] Embodiment 3

[0046] like Figure 7 , Figure 8 and Fig. 9As shown, on the basis of embodiment one, the clamping assembly 8 includes an arc-shaped clamping block 801, a slide rod 802 is fixedly provided at the front end of the outer wall of the arc-shaped clamping block 801, an adjusting hand wheel 803 is sleeved on the rear end of the outer wall of the arc-shaped clamping block 801, the inner end of the adjusting hand wheel 803 is rotatably connected to the outer wall of the arc-shaped clamping block 801, the slide rod 802 is slidably connected to the adjusting sleeve 3, the adjusting sleeve 3 is threadedly connected to the adjusting hand wheel 803 through a threaded hole, and the inner wall of the arc-shaped clamping block 801 is in frictional contact with the outer wall of the servo motor 6; the clamping assembly 8 clamps and fixes the rear end of the servo motor 6, which facilitates the installation, fixation and use of servo motors 6 of different sizes.

[0047] like Fig. 9 As shown, the fastening component 9 includes a pressing block 901, and the left and right ends of the pressing block 901 are slidably connected with square blocks 902, the rear wall of the square block 902 is connected and fixed to the front wall of the adjustment sleeve 3, the rear wall of the pressing block 901 is in friction contact with the front wall of the servo motor 6, and the four corner edges of the square block 902 are provided with mounting threads 903. The outer wall of the square block 902 is threadedly connected with a fastening wheel 904 through the mounting threads 903, and the rear wall of the fastening wheel 904 is in friction contact with the front wall of the pressing block 901; the front end of the servo motor 6 is squeezed and fixed by the fastening component 9.

[0048] When in use, after fixing the rear end of the servo motor 6, slide the pressing block 901 backward along the square block 902, so that the rear wall of the pressing block 901 is in frictional contact with the front wall of the servo motor 6, rotate the fastening wheel 904 to move backward along the square block 902 through the installation thread 903, and fix the pressing block 901 through the fastening wheel 904, so that the pressing block 901 fixes the front end of the servo motor 6, which facilitates the installation of servo motors 6 of different sizes, makes installation and disassembly more convenient, and improves the installation stability of the servo motor 6.

[0049] It should be noted that the terms "comprises", "includes" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or apparatus that includes a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or apparatus.

[0050] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A fixing device for a robot motor, comprising a mounting frame (1), characterized in that: The four corners of the installation frame (1) are all fixedly provided with support mechanisms (2), the installation frame (1) is provided with an adjustment sleeve (3) inside, the outer wall of the installation frame (1) is provided with a plurality of slide grooves (4) in a uniformly arranged structure, two racks (5) are fixedly provided on the installation frame (1) on both sides of the outer wall of the slide groove (4) in a left-right symmetrical structure, a servo motor (6) is installed inside the adjustment sleeve (3), the outer wall of the adjustment sleeve (3) is provided with a plurality of studs (7) in a ring array structure, the outer wall of the adjustment sleeve (3) is provided with a plurality of clamping components (8) in a uniformly arranged structure, and a fastening component (9) is fixedly provided on the front wall of the adjustment sleeve (3); The fastening component (9) comprises a pressing block (901), the left and right ends of the pressing block (901) are slidably connected to square blocks (902), the rear wall of the square block (902) is fixedly connected to the front wall of the adjustment sleeve (3), and the rear wall of the pressing block (901) is in frictional contact with the front wall of the servo motor (6); The four corners of the square block (902) are all provided with mounting threads (903), and the outer wall of the square block (902) is threadedly connected to a fastening wheel (904) through the mounting threads (903), and the rear wall of the fastening wheel (904) is in frictional contact with the front wall of the pressing block (901).

2. The fixing device for a robot motor according to claim 1, characterized in that: The stud (7) is located on the inner wall of the slide groove (4), and the stud (7) is slidably connected to the slide groove (4). A positioning groove (301) is provided in the middle of the rear wall of the adjustment sleeve (3). The output shaft of the servo motor (6) passes through the positioning groove (301) and extends to the rear end. The output shaft of the servo motor (6) is loosely matched with the positioning groove (301).

3. The fixing device for a robot motor according to claim 1, characterized in that: The support mechanism (2) comprises a fixed block (201), the side wall of the fixed block (201) being connected and fixed to the outer wall of the installation frame (1), a connecting block (202) being provided at the rear side of the fixed block (201), and a plurality of damping spring shock absorbers (203) being installed on the fixed block (201) in a uniformly arranged structure.

4. The fixing device for a robot motor according to claim 3, characterized in that: The rear wall of the damping spring shock absorber (203) is connected and fixed to the front wall of the connecting block (202); a through slot (205) is provided in the middle of the front wall of the fixing block (201); a mounting bolt (204) is threadedly connected to the middle of the front wall of the connecting block (202) through a threaded hole; and the mounting bolt (204) is clearance-matched with the through slot (205).

5. The fixing device for a robot motor according to claim 1, characterized in that: A clamping block (701) is sleeved on the stud (7), and a plurality of clamping teeth (702) are fixedly provided at both left and right ends of the bottom surface of the clamping block (701), and the clamping teeth (702) are clamped and matched with the rack (5).

6. The fixing device for a robot motor according to claim 5, characterized in that: A circular groove (704) is provided in the middle of the top surface of the clamping block (701), and the circular groove (704) is clearance-matched with the stud (7). A plum blossom wheel (703) is frictionally contacted on the outer wall of the clamping block (701), and the plum blossom wheel (703) is threadedly connected to the stud (7) through a threaded hole.

7. The fixing device for a robot motor according to claim 1, characterized in that: The clamping assembly (8) comprises an arc-shaped clamping block (801), a sliding rod (802) is fixedly arranged at the front end of the outer wall of the arc-shaped clamping block (801), an adjusting hand wheel (803) is sleeved at the rear end of the outer wall of the arc-shaped clamping block (801), and the inner end of the adjusting hand wheel (803) is rotatably connected to the outer wall of the arc-shaped clamping block (801).

8. The fixing device for a robot motor according to claim 7, characterized in that: The sliding rod (802) is slidably connected to the adjusting sleeve (3), the adjusting sleeve (3) is threadedly connected to the adjusting hand wheel (803) through a threaded hole, and the inner wall of the arc-shaped clamping block (801) is in frictional contact with the outer wall of the servo motor (6).

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