A steering mechanism for an industrial robot

Abstract

The application relates to the technical field of industrial robots, in particular to a steering mechanism of an industrial robot, which comprises a mounting frame and a pushing mechanism, two groups of side plates are arranged at the center of the mounting frame, the pushing mechanism comprises a limiting assembly and a pushing assembly, the limiting assembly is arranged at the right end of the inside of the mounting frame, the pushing assembly is arranged at the right end of the limiting assembly, the limiting assembly comprises a T-shaped sliding rail and a pushing block, the right end of the pushing block is connected with the pushing assembly, the pushing assembly comprises a hydraulic oil cylinder and a power box, the power box controls the working of the hydraulic oil cylinder, the hydraulic oil cylinder pushes the moving of the pushing block fixed at the left end, when the device operates, the warning light will produce light to remind the surrounding staff, and then the safety hidden danger is reduced; the main rack plate 3 arranged at the left end of the pushing block can engage the driving left-end steering mechanism to complete steering when moving; steering is realized through a simple structure, the control difficulty is reduced, and the production cost is reduced.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of industrial robots, in particular to a steering mechanism of an industrial robot. BACKGROUND

[0002] With the continuous development of science and technology, robots are more and more widely used in various fields. In the movement process of the robot, the steering mechanism plays a crucial role. Some robot steering mechanisms adopt a joint structure and realize steering through the cooperative movement of multiple joints. For example, the announcement No. CN110843949A discloses a steering device and a smoothing robot having the same. The steering device includes a transmission shaft, a lifting flange assembly, a rotating flange assembly, and a turntable located at one end of the transmission shaft. The surface of the transmission shaft is provided with a first spiral groove spirally wound on the transmission shaft and a first straight groove parallel to the axis of the transmission shaft. The lifting flange assembly and the rotating flange assembly are sleeved on the transmission shaft. The lifting flange assembly can move up and down relative to the transmission shaft. The lifting flange assembly includes first balls matched with the first spiral groove. The rotating flange assembly is rotatably arranged on the transmission shaft. The rotating flange assembly includes second balls matched with the first straight groove. The turntable has a landing position and a raised position. When the lifting flange assembly moves, the transmission shaft drives the turntable to switch between the landing position and the raised position. When the turntable is in the landing position, the rotating flange assembly can move to make the body rotate relative to the turntable. The steering device is compact and can drive the body to turn in place.

[0003] Although the steering mechanism in the prior art meets the needs in use, it can improve the flexibility of the robot when in use, but the control difficulty is large and the cost is high. The existing device is troublesome to adjust the steering angle and needs to be adjusted constantly, which affects the efficiency. Since the industrial robot has a large workload, the relative steering mechanism is also large in size, so that the operator's vision is affected by the large robot, thereby having certain safety hazards to the workers in some visual blind areas. SUMMARY

[0004] The present application aims to provide a steering mechanism of an industrial robot to solve the problems in the prior art that the existing steering mechanism improves the flexibility of the robot, but the control difficulty is large and the cost is high. The existing device is troublesome to adjust the steering angle and needs to be adjusted constantly, which affects the efficiency. Since the industrial robot has a large workload, the relative steering mechanism is also large in size, so that the operator's vision is affected by the large robot, thereby having certain safety hazards to the workers in some visual blind areas.

[0005] In order to achieve the above object, the application provides the following technical scheme: A steering mechanism of an industrial robot, comprising a mounting frame and a pushing mechanism, two groups of side plates are installed at the center of the mounting frame, the pushing mechanism comprises a limiting component and a pushing component, the limiting component is installed at the right end of the inside of the mounting frame, the pushing component is installed at the right end of the limiting component, the limiting component comprises a T-shaped sliding rail and a pushing block, the right end of the pushing block is connected with the pushing component, the pushing component comprises a hydraulic oil cylinder and a power supply box, the power supply box controls the working of the hydraulic oil cylinder, the hydraulic oil cylinder pushes the moving of the pushing block fixed at the left end, the left end rear side of the pushing block is fixed with a main rack plate, the left wall front end of the pushing block is provided with a warning mechanism, the warning mechanism comprises a power supply component and a warning frame, the right end of the power supply component is fixed at the left end of the pushing block, the top end of the power supply component is connected with the warning frame, the warning frame is installed at the top left side of the mounting frame, the left end inside of the mounting frame is installed with a steering mechanism, the steering mechanism comprises a limiting ring and a steering component, the limiting ring is installed at the left lower inside of the mounting frame, the center of the limiting ring is installed with the steering component, the upper side of the steering component is fixed with a rotating plate, the left end of the main rack plate extends to the inside of the limiting ring to drive the rotation of the steering component, the left end of the steering mechanism is installed with a clamping mechanism, the clamping mechanism comprises a C-shaped frame and a clamping component, the left end inside of the C-shaped frame is provided with the clamping component, the right wall of the C-shaped frame is fixed on the left wall of the rotating plate.

[0006] Preferably, the front and rear ends of the pushing block are fixed with T-shaped sliding blocks on the upper and lower sides, four groups of the T-shaped sliding blocks are sleeved in four groups of T-shaped sliding rails, and the four groups of T-shaped sliding blocks are fixed on the inner wall of the mounting frame.

[0007] Preferably, the power supply box is installed at the top right side of the mounting frame, the hydraulic oil cylinder is installed at the right side of the inner wall of the mounting frame, and the power supply box is connected to drive the hydraulic oil cylinder through the connector.

[0008] Preferably, the power supply component comprises a secondary rack plate and a first gear, the right end of the secondary rack plate is fixed at the left end of the pushing block, the left end front side of the secondary rack plate is engaged with the first gear, the first gear is fixed at the center of a rotating shaft, the bottom end of the rotating shaft is downwardly inserted into the bottom end from the center top end of the mounting frame, the top end of the rotating shaft is installed with a motor, and the left end of the motor is provided with a connecting line connected with the warning frame.

[0009] Preferably, the warning frame comprises a power storage box and warning lights, the power storage box is installed at the left end of the motor, the power storage box is connected with the motor through the connecting line, two groups of the warning lights are respectively installed on the outer walls of the two groups of side plates, and the two groups of warning lights are connected with the power storage box through the power supply line.

[0010] Preferably, the inside rear side of the limiting ring is provided with a through hole, and the through hole is movable for the main rack plate.

[0011] Preferably, the steering assembly comprises a fixed bearing and a limiting shaft, the bottom end of the limiting shaft is fixedly arranged in the inside of the fixed bearing, the fixed bearing is arranged in the inside center of the limiting ring, the top end of the limiting shaft is inserted in the inside of the mounting frame, the outer wall of the bottom end of the limiting shaft is fixedly arranged with an outer gear, and the rear end of the outer gear is engaged with the main gear strip plate.

[0012] Preferably, four groups of universal wheels are arranged on the bottom side of the right end of the rotating plate, and the bottom ends of the four groups of universal wheels are moved at the top end of the limiting ring.

[0013] Preferably, two groups of slide rods are inserted in the left end of the C-shaped frame from top to bottom, and the centers of the two groups of slide rods are sleeved with two groups of moving blocks.

[0014] Preferably, the clamping assembly comprises a servo motor and a threaded rod, the threaded rod is inserted in the left center of the C-shaped frame, the rear end of the threaded rod is connected with the servo motor, the center of the threaded rod is threadedly inserted with two groups of long barrel nuts moving in opposite directions, and the front ends of the two groups of long barrel nuts are fixedly arranged with clamping plates.

[0015] Compared with the prior art, the present application has the following advantages:

[0016] 1. By arranging the secondary gear strip plate, the first gear can be engaged and rotated when the pushing mechanism moves, so as to drive the rotating shaft to rotate and generate electricity to be delivered to the warning frame. Through this design, part of the energy consumption can be saved during operation. The electric cable is delivered to the warning lamp installed on the outer wall of the side plate through the storage box for power supply. Through this design, the warning lamp will produce light to remind the surrounding staff when the device is operating, thereby reducing the safety hidden danger.

[0017] 2. The power supply box controls the hydraulic oil cylinder to work through the connector. Through this design, the pushing distance of the hydraulic oil cylinder can be accurately controlled. The pushing block can be smoothly moved under the pushing of the hydraulic oil cylinder through the limiting assembly. The main gear strip plate 3 arranged at the left end of the pushing block can be engaged with the steering mechanism at the left end to complete steering when moving. Through the simple structure, steering is realized, the control difficulty is reduced, and the production cost is reduced.

[0018] 3. By arranging the steering assembly, the installed rotating plate can be steered under the engagement of the main gear strip plate. Through this design, 180-degree steering can be realized, the applicability of the device is improved, the material can be clamped and delivered to the specified position through the clamping mechanism arranged at the front end of the rotating plate. Through this design, time can be saved, and efficiency can be improved. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to make the technical solutions in the embodiments of the present application or the prior art clearer, the accompanying drawings needed in the embodiments or prior art description will be briefly introduced. Obviously, the accompanying drawings in the following description only show some embodiments of the present application, and for those skilled in the art, other drawings can be obtained without creative effort based on these drawings.

[0020] Figure 1 It is a structural front view schematic diagram of the present application;

[0021] Figure 2 It is a structural top view schematic diagram of the main body of the present application;

[0022] Figure 3 It is a structural side view schematic diagram of the pushing mechanism of the present application;

[0023] Figure 4 It is a structural top view schematic diagram of the warning mechanism of the present application;

[0024] Figure 5 It is a rear view sectional schematic diagram of the internal structure of the limiting ring of the present application;

[0025] Figure 6 It is a structural front view schematic diagram of the turning mechanism of the present application;

[0026] Figure 7 It is an enlarged schematic diagram of the clamping mechanism structure of the present application.

[0027] In the figure: 1, mounting frame; 11, side plate; 2, pushing mechanism; 21, limiting component; 211, T-shaped slide rail; 212, T-shaped slide block; 213, pushing block; 22, pushing component; 221, hydraulic oil cylinder; 222, connector; 223, power supply box; 3, main rack plate; 4, warning mechanism; 41, power supply component; 411, rotating shaft; 412, motor; 413, connecting wire; 414, first gear; 415, auxiliary rack plate; 42, warning frame; 421, power storage box; 422, power supply wire; 423, warning light; 5, turning mechanism; 51, limiting ring; 511, through hole; 52, turning component; 521, fixed bearing; 522, limiting shaft; 523, outer port gear; 53, rotating plate; 531, universal wheel; 6, clamping mechanism; 61, C-shaped frame; 611, slide rod; 612, moving block; 62, clamping component; 621, servo motor; 622, threaded rod; 623, long barrel nut; 624, clamping plate. DETAILED DESCRIPTION

[0028] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments of the present application, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of the present application.

[0029] Please refer to Figures 1-7 An embodiment provided by the present application: a steering mechanism of an industrial robot, comprising a mounting frame 1 and a pushing mechanism 2, two groups of side plates 11 are installed at the center of the mounting frame 1, the pushing mechanism 2 comprises a limiting assembly 21 and a pushing assembly 22, the limiting assembly 21 is installed at the right end of the inside of the mounting frame 1, the pushing assembly 22 is installed at the right end of the limiting assembly 21, the limiting assembly 21 comprises a T-shaped sliding rail 211 and a pushing block 213, the right end of the pushing block 213 is connected with the pushing assembly 22, the pushing assembly 22 comprises a hydraulic oil cylinder 221 and a power box 223, the power box 223 controls the working of the hydraulic oil cylinder 221, the hydraulic oil cylinder 221 pushes the moving of the pushing block 213 fixed at the left end, the left end rear side of the pushing block 213 is fixed with a main rack plate 3, the left wall front end of the pushing block 213 is provided with a warning mechanism 4, the warning mechanism 4 comprises a power supply assembly 41 and a warning rack 42, the right end of the power supply assembly 41 is fixed at the left end of the pushing block 213, the top end of the power supply assembly 41 is connected with the warning rack 42, the warning rack 42 is installed at the top left side of the mounting frame 1, a steering mechanism 5 is installed at the left end of the inside of the mounting frame 1, the steering mechanism 5 comprises a limiting ring 51 and a steering assembly 52, the limiting ring 51 is installed at the left lower inside of the mounting frame 1, the center of the limiting ring 51 is installed with the steering assembly 52, the upper side of the steering assembly 52 is fixed with a rotating plate 53, the left end of the main rack plate 3 extends to the inside of the limiting ring 51 to drive the rotating of the steering assembly 52, a clamping mechanism 6 is installed at the left end of the steering mechanism 5, the clamping mechanism 6 comprises a C-shaped frame 61 and a clamping assembly 62, the left end inside of the C-shaped frame 61 is provided with the clamping assembly 62, the right wall of the C-shaped frame 61 is fixed at the left wall of the rotating plate 53.

[0030] Further, the front and rear ends of the pushing block 213 are fixed with T-shaped sliding blocks 212 on the upper and lower sides, the four groups of T-shaped sliding blocks 212 are sleeved in the four groups of T-shaped sliding rails 211, and the four groups of T-shaped sliding blocks 212 are fixed on the inner wall of the mounting frame 1. Through the design, it is beneficial to the stable movement of the pushing block in the mounting frame.

[0031] Further, the power box 223 is installed at the top right side of the mounting frame 1, the hydraulic oil cylinder 221 is installed at the right side of the inner wall of the mounting frame 1, the power box 223 is connected to drive the hydraulic oil cylinder 221 through the connector 222. Through the design, it is beneficial to control the movement of the hydraulic oil cylinder by a specified distance, so as to facilitate the steering angle of the subsequent steering mechanism, and the operation is simple and the cost is low.

[0032] As a further improvement of the present application, the power supply assembly 41 comprises a secondary rack plate 415 and a first gear 414, the right end of the secondary rack plate 415 is fixedly arranged at the left end of the pushing block 213, the left end of the secondary rack plate 415 is engaged with the front side of the first gear 414, the first gear 414 is fixedly arranged at the center of the rotating shaft 411, the bottom end of the rotating shaft 411 is inserted into the bottom end of the mounting frame 1 from the center top end of the mounting frame 1, the top end of the rotating shaft 411 is installed with the motor 412, the left end of the motor 412 is provided with the connecting wire 413 connected with the warning stand 42, and the pushing mechanism can drive the power supply assembly to operate to provide power for the warning stand when the pushing mechanism operates.

[0033] As a further improvement of the present application, the warning stand 42 comprises a power storage box 421 and warning lights 423, the power storage box 421 is installed at the left end of the motor 412, the power storage box 421 is connected with the motor 412 through the connecting wire 413, two groups of warning lights 423 are installed on the outer walls of the two groups of side plates 11, and the two groups of warning lights 423 are connected with the power storage box 421 through the power supply line 422, which is beneficial to the power supply assembly to provide power for the warning lights installed on both sides of the mounting frame to be turned on, and the warning effect is improved.

[0034] As a further improvement of the present application, the inside rear side of the limiting ring 51 is provided with a through hole 511, the inside of the through hole 511 can be used for the movement of the main rack plate 3, the steering assembly 52 comprises a fixed bearing 521 and a limiting shaft 522, the bottom end of the limiting shaft 522 is fixedly arranged in the inside of the fixed bearing 521, the fixed bearing 521 is installed in the inside center of the limiting ring 51, the top end of the limiting shaft 522 is inserted into the inside of the mounting frame 1, the bottom end of the limiting shaft 522 is provided with an outer port gear 523 on the outer wall, the rear end of the outer port gear 523 is engaged with the main rack plate 3, and the right end of the rotating plate 53 is installed with four groups of universal wheels 531 on the bottom side, the bottom end of the four groups of universal wheels 531 moves on the top end of the limiting ring 51, which is beneficial to the 180-degree steering of the rotating plate and the clamping mechanism, and the applicability of the device is improved.

[0035] As a further improvement of the present application, the left end of the C-shaped frame 61 is inserted with two groups of slide rods 611, the centers of the two groups of slide rods 611 are sleeved with two groups of moving blocks 612, the clamping assembly 62 comprises a servo motor 621 and a threaded rod 622, the threaded rod 622 is inserted into the left center of the C-shaped frame 61, the rear end of the threaded rod 622 is connected with the servo motor 621, the center of the threaded rod 622 is threadedly inserted with two groups of long barrel nuts 623 moving in opposite directions, the front ends of the two groups of long barrel nuts 623 are fixedly arranged with clamping plates 624, which is beneficial to clamping and conveying the materials to the designated position, and the time is saved and the efficiency is improved.

[0036] Working principle: when operating, when the material needs to be turned, first power on the power box 223 to start the hydraulic oil cylinder 221 through the bottom connector 222 to push the block 213 to move left, the block 213 moves smoothly in the T-shaped slide rail 211 through the T-shaped slide block 212, when the block 213 moves left, it can push the main rack plate 3 to move left, when the main rack plate 3 moves to the inside of the limiting ring 51, it can engage the outer gear 523 fixed in the center of the limiting shaft 522 to rotate, the outer gear 523 rotates to drive the limiting shaft 522 to rotate, the limiting shaft 522 rotates to drive the rotating plate 53 fixed to rotate, the four groups of universal wheels 531 installed at the bottom side of the rotating plate 53 move at the top end of the limiting ring 51, when the rotating plate 53 moves to the material, the servo motor 621 is started to drive the threaded rod 622 to rotate in the C-shaped frame 61, the threaded rod 622 rotates to drive the two groups of opposite long nut 623 inserted in the center to move inward synchronously, the clamping plate 624 fixed at the front end of the two groups of long nut 623 can clamp the material, when the long nut 623 moves, the moving block 612 fixed at the upper and lower ends can move in the slide rod 611; while the turning mechanism 5 turns, the vice rack plate 415 at the left end of the block 213 moves left synchronously, when the vice rack plate 415 moves left, it can engage the first gear 414 to rotate, the first gear 414 rotates to drive the rotating shaft 411 to rotate, the rotating shaft 411 rotates to drive the motor 412 at the top end to rotate to generate electricity and transmit to the left storage box 421 through the connecting line, the storage box 421 charges the warning light 423 installed on the outer wall of the side plate 11 through the power lines 422 on both sides to illuminate, when the material is clamped, the hydraulic oil cylinder 221 can be controlled by the power box 422 to drive the block 213 to move right, the main rack plate 3 can move reversely to engage the turning mechanism to drive the clamping mechanism 6 to rotate to the specified position, then the two groups of long nut 623 and the clamping plate 624 are separated by the servo motor 621 to unload the material, and the warning mechanism can work at the same time.

[0037] The above is only the preferred embodiment of the present application, and does not limit the present application in any form; any ordinary skilled person in the industry can implement the present application according to the drawings and the above description; however, any equivalent changes, modifications and evolution made by the skilled person within the scope of the technical solution of the present application, using the disclosed technical content, are equivalent embodiments of the present application; at the same time, any equivalent changes, modifications and evolution of the above embodiments according to the essential technology of the present application are still within the protection scope of the technical solution of the present application.

Claims

1. A steering mechanism of an industrial robot, comprising a mounting frame (1) and a pushing mechanism (2), the center of the mounting frame (1) is mounted with two groups of side plates (11), characterized in that: The pushing mechanism (2) includes a limiting component (21) and a pushing component (22), the right end of the inside of the mounting frame (1) is installed with the limiting component (21), and the right end of the limiting component (21) is installed with the pushing component (22); the limiting component (21) includes a T-shaped sliding rail (211) and a pushing block (213), the right end of the pushing block (213) is connected with the pushing component (22), the pushing component (22) includes a hydraulic oil cylinder (221) and a power supply box (223), the power supply box (223) controls the working of the hydraulic oil cylinder (221), the hydraulic oil cylinder (221) pushes the moving of the pushing block (213) fixed at the left end, the left end rear side of the pushing block (213) is fixed with a main rack plate (3), the left wall front end of the pushing block (213) is provided with a warning mechanism (4), the warning mechanism (4) includes a power supply component (41) and a warning frame (42), the power supply component (41) includes a sub rack plate (415) and a first gear (414), the right end of the sub rack plate (415) is fixed to the left end of the pushing block (213), the left end front side of the sub rack plate (415) is engaged with the first gear (414), the first gear (414) is fixed to the center of a rotating shaft (411), the bottom end of the rotating shaft (411) is downwardly and penetratingly arranged in the bottom end from the center top end of the mounting frame (1), the top end of the rotating shaft (411) is installed with a motor (412), the left end of the motor (412) is provided with a connecting line (413) connected with the warning frame (42), the right end of the power supply component (41) is fixed to the left end of the pushing block (213), the top end of the power supply component (41) is connected with the warning frame (42), the warning frame (42) is installed at the top left side of the mounting frame (1), the inside left end of the mounting frame (1) is installed with a steering mechanism (5), the steering mechanism (5) includes a limiting ring (51) and a steering component (52), the limiting ring (51) is installed at the inside left lower part of the mounting frame (1), the center of the limiting ring (51) is installed with the steering component (52), the upper side of the steering component (52) is fixed with a rotating plate (53), the left end of the main rack plate (3) extends to the inside of the limiting ring (51) to drive the rotating of the steering component (52), the left end of the steering mechanism (5) is installed with a clamping mechanism (6), the clamping mechanism (6) includes a C-shaped frame (61) and a clamping component (62), the inside left end of the C-shaped frame (61) is provided with the clamping component (62), and the right wall of the C-shaped frame (61) is fixed to the left wall of the rotating plate (53).

2. A turning mechanism for an industrial robot according to claim 1, characterised in that: The front and rear ends of the pushing block (213) are fixed with T-shaped sliding blocks (212) on the upper and lower sides, four groups of T-shaped sliding blocks (212) are sleeved in four groups of T-shaped sliding rails (211), and four groups of T-shaped sliding blocks (212) are fixed to the inner wall of the mounting frame (1).

3. A turning mechanism for an industrial robot according to claim 1, characterized in that: The power box (223) is installed at the top right side of the mounting frame (1), the hydraulic cylinder (221) is installed at the right side of the inner wall of the mounting frame (1), and the power box (223) is connected with the driving hydraulic cylinder (221) through the connector (222).

4. A turning mechanism for an industrial robot according to claim 1, characterized in that: The warning frame (42) comprises a power storage box (421) and warning lights (423), the power storage box (421) is installed at the left end of the motor (412), the power storage box (421) is connected with the motor (412) through the connecting line (413), two groups of warning lights (423) are installed on the outer walls of the two groups of side plates (11), and the two groups of warning lights (423) are connected with the power storage box (421) through the power supply line (422).

5. A turning mechanism for an industrial robot according to claim 1, characterized in that: The through holes (511) are formed in the two walls at the rear side of the limiting ring (51), and the main rack plate (3) can move in the through holes (511).

6. A turning mechanism for an industrial robot according to claim 1, characterized in that: The steering assembly (52) comprises a fixed bearing (521) and a limiting shaft (522), the bottom end of the limiting shaft (522) is fixedly arranged in the fixed bearing (521), the fixed bearing (521) is installed at the center of the limiting ring (51), the top end of the limiting shaft (522) is inserted into the mounting frame (1), the bottom end of the limiting shaft (522) is fixedly provided with an outer gear (523), and the rear end of the outer gear (523) is engaged with the main rack plate (3).

7. A turning mechanism for an industrial robot according to claim 1, characterized in that: Four groups of universal wheels (531) are installed at the bottom side of the right end of the rotating plate (53), and the bottom ends of the four groups of universal wheels (531) move at the top end of the limiting ring (51).

8. A turning mechanism for an industrial robot according to claim 1, characterized in that: Two groups of slide rods (611) are inserted into the left end of the C-shaped frame (61) from top to bottom, and two groups of moving blocks (612) are sleeved on the centers of the two groups of slide rods (611).

9. A turning mechanism for an industrial robot according to claim 1, characterized in that: The clamping assembly (62) comprises a servo motor (621) and a threaded rod (622), the threaded rod (622) is inserted into the left center of the C-shaped frame (61), the rear end of the threaded rod (622) is connected with the servo motor (621), two groups of long barrel nuts (623) are threadedly inserted into the center of the threaded rod (622), and the front ends of the two groups of long barrel nuts (623) are fixedly provided with clamping plates (624).

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