CN214164969U - Be used for robot chassis to keep away and bump device - Google Patents
Be used for robot chassis to keep away and bump device Download PDFInfo
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- CN214164969U CN214164969U CN202022671451.1U CN202022671451U CN214164969U CN 214164969 U CN214164969 U CN 214164969U CN 202022671451 U CN202022671451 U CN 202022671451U CN 214164969 U CN214164969 U CN 214164969U
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- chassis
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- robot
- fixed mounting
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- 230000000694 effects Effects 0.000 claims abstract description 7
- 239000013013 elastic material Substances 0.000 claims abstract description 4
- 238000001514 detection method Methods 0.000 abstract description 2
- 230000002265 prevention Effects 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 230000003405 preventing effect Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000013473 artificial intelligence Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a be used for robot chassis to keep away and bump device, concretely relates to robot chassis field, which comprises a base, chassis upper portion fixed mounting has quantity to be four the mount pad, four the inside mounting groove that is equipped with of mount pad, four lower wall fixed mounting of mounting groove has four distance detector, the inside circular shape through-hole that is equipped with in chassis, the inside track that is equipped with of through-hole, the inside fixed axle that has through track sliding connection of through-hole, the axis of rotation has been cup jointed in fixed axle surface activity, the fixed axle surface is fixed to cup jointed the tire, fixed axle upper portion is connected with and turns to the device, the chassis has four anticollision pieces at corner fixed mounting, anticollision piece is elastic material, chassis upper portion fixed mounting has the bounding wall. The utility model discloses a collision avoidance device of non-touching formula, detection distance is farther, and is safer when avoiding colliding, uses the four-wheel to turn to simultaneously, and it is timely to avoid colliding, and it is better to avoid colliding the effect.
Description
Technical Field
The utility model relates to a robot chassis technical field, more specifically say, the utility model relates to a be used for robot chassis to keep away and bump device.
Background
A robot is a machine device that automatically performs work; the system can accept human commands, run pre-programmed programs and perform outline actions according to principles formulated by artificial intelligence technology; the task of which is to assist or replace human work, such as production, construction, or dangerous work.
At present, when the robot is in actual use, the collision prevention device arranged on the chassis of the robot has some defects and needs to be further improved, the existing robot chassis collision prevention device mostly adopts contact type collision prevention, the robot cannot stop moving in time when the moving speed is high, the robot cannot be used under the condition of necessarily avoiding collision, the robot or an object can still be damaged, and the collision prevention effect is poor.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned defects of the prior art, the embodiments of the present invention provide a collision avoidance device for a robot chassis to solve the problems proposed in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a be used for robot chassis to keep away and bump device, includes the chassis, chassis upper portion fixed mounting has the mount pad that quantity is four, four of mounting pad inside is equipped with mounting groove one, four lower wall fixed mounting of mounting groove has four distance detector, the inside four circular shape through-holes that are equipped with in chassis, the inside track that is equipped with of through-hole, there is the fixed axle through track sliding connection inside the through-hole, the axis of rotation has been cup jointed in the activity of fixed axle surface, the fixed cover in axis of rotation surface has connect the tire, fixed axle upper portion is connected with and turns to the device.
Further, turn to the device and include connecting rod, cylinder, horizontal pole, connecting rod fixed mounting is on fixed axle upper portion, connecting rod upper portion fixedly connected with cylinder is located different fixed axle upper portions the opposite one side of cylinder is rotated and is connected with the horizontal pole.
Furthermore, one side, opposite to the cross rod, of the cross rod is provided with a first groove tooth, two positioning frames are fixedly mounted on the upper portion of the chassis, a first motor is fixedly mounted inside each positioning frame, a first gear is fixedly connected to an output shaft of the first motor, and the first gear is meshed with the first groove tooth.
Further, fixed axle upper portion is equipped with mounting groove two, two upper portion fixed mounting in mounting groove have motor two, fixed mounting has gear two on the two output shafts of motor, the axis of rotation inner wall is equipped with the recess, the inside fixed mounting of recess has groove tooth two, groove tooth two is connected with the meshing of two surfaces of gear.
Furthermore, four anti-collision blocks are fixedly mounted at corners of the chassis, and the anti-collision blocks are made of elastic materials.
Furthermore, four annular baffles are fixedly mounted on the upper portion of the base plate, and the baffles are respectively mounted on the outer sides of the upper portions of the through holes.
Furthermore, a coaming is fixedly arranged on the upper part of the chassis.
The utility model discloses a technological effect and advantage:
1. adopt the collision avoidance device of non-touching formula, detection distance is farther, and is safer when avoiding colliding, and when using, the second motion of motor through the effect of second gear and flute tooth two, drives the axis of rotation and rotates, and the fixed tire that cup joints in axis of rotation surface rotates subaerial thereupon, drives whole robot motion, and when the place ahead of motion was obstructed, for preventing colliding, the distance detector will detect, if the distance is less will send out the signal, and the second stop of motor is done work, and robot motion loses power.
2. Four wheels are used for steering simultaneously, collision is prevented timely, the collision preventing effect is better, the first motor works, the first gear and the first tooth groove drive the cross rod to move in the opposite direction, so that the moving direction of the tires is changed, the work of the first two motors is uniform, the moving directions of the four tires are ensured to be the same, the four tires are used for steering, and the steering efficiency is higher.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of the present invention.
Fig. 3 is a schematic view of the three-dimensional structure of the through hole of the present invention.
Fig. 4 is a schematic view of the three-dimensional structure of the mounting seat of the present invention.
Fig. 5 is a schematic view of a three-dimensional structure of a first motor of the present invention.
Fig. 6 is a schematic view of a three-dimensional structure of a second position of the motor of the present invention.
Fig. 7 is an enlarged schematic view of the through hole of the present invention.
The reference signs are: 1. a chassis; 2. a mounting seat; 3. a first mounting groove; 4. a distance detector; 5. a through hole; 6. a track; 7. a fixed shaft; 8. a rotating shaft; 9. a connecting rod; 10. a cylinder; 11. a cross bar; 12. a first groove tooth; 13. a positioning frame; 14. a first motor; 15. a first gear; 16. a second mounting groove; 17. a second motor; 18. a second gear; 19. a groove; 20. a second groove tooth; 21. an anti-collision block; 22. a baffle plate; 23. enclosing plates; 24. a tire.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in the accompanying drawings 1-7, the collision avoidance device for the robot chassis comprises a chassis 1, four mounting seats 2 are fixedly mounted on the upper portion of the chassis 1, four mounting grooves one 3 are formed in the four mounting seats 2, four distance detectors 4 are fixedly mounted on the lower walls of the four mounting grooves one 3, four circular through holes 5 are formed in the chassis 1, tracks 6 are arranged in the through holes 5, fixing shafts 7 are slidably connected to the through holes 5 through the tracks 6, rotating shafts 8 are movably sleeved on the surfaces of the fixing shafts 7, tires 24 are fixedly sleeved on the surfaces of the rotating shafts 8, steering devices are connected to the upper portions of the fixing shafts 7, so that the robot can conveniently detect nearby parts when the robot travels, and once the distance detectors 4 are too close to a wall or other objects, signals can be sent out, and the fixing shafts 7 can slide in the through holes 5, the chassis 1 of the robot is convenient to turn when the robot travels.
In a preferred embodiment, the steering device comprises a connecting rod 9, a cylinder 10 and a cross rod 11, wherein the connecting rod 9 is fixedly installed on the upper portion of the fixed shaft 7, the cylinder 10 is fixedly connected to the upper portion of the connecting rod 9, and the cross rod 11 is rotatably connected to the opposite side of the cylinder 10 on the upper portion of different fixed shafts 7, so that the chassis 1 can be steered when the chassis travels, the cross rod 11 is moved, and the fixed shaft 7 is driven to slide in the through hole 5 under the action of the cylinder 10 and the connecting rod 9, so that the steering of the robot is completed.
In a preferred embodiment, one side of the cross rod 11 opposite to the cross rod is provided with a first groove tooth 12, two positioning frames 13 are fixedly installed on the upper portion of the chassis 1, a first motor 14 is fixedly installed inside the positioning frames 13, a first gear 15 is fixedly connected to an output shaft of the first motor 14, and the first gear 15 is in meshed connection with the first groove tooth 12, so that the driving is facilitated and the control is easier, the first motor 14 performs work, the cross rods 11 on two sides of the same first gear 15 are driven to move in opposite directions through the first gear 15 and the first groove tooth 12, the moving direction of the tires 24 is changed, the work of the two first motors 14 is unified, the moving directions of the four tires 24 are ensured to be the same, the four tires 24 are used for steering, and the steering efficiency is higher.
In a preferred embodiment, a second mounting groove 16 is formed in the upper portion of the fixed shaft 7, a second motor 17 is fixedly mounted on the upper portion of the second mounting groove 16, a second gear 18 is fixedly mounted on an output shaft of the second motor 17, a groove 19 is formed in the inner wall of the rotating shaft 8, a second groove tooth 20 is fixedly mounted inside the groove 19, and the second groove tooth 20 is in surface meshing connection with the second gear 18, so that electric power is used as driving force of the chassis and is better matched with the distance detector, when collision happens, the distance detector sends a signal, the second motor 17 stops working, and the robot loses power when moving.
In a preferred embodiment, the chassis 1 is fixedly provided with four crash blocks 21 at the corners, the crash blocks 21 are made of an elastic material, so that the robot chassis 1 is safer to use, and the crash blocks 21 arranged outside the chassis 1 can be used as a safety device, so that the robot can be effectively protected from damage even in case of collision.
In a preferred embodiment, four annular baffles 22 are fixedly mounted on the upper portion of the chassis 1, and the baffles 22 are respectively mounted on the outer sides of the upper portions of the through holes 5, so that flying sand or other objects on the ground can be prevented from being carried by the tires 24 to damage the chassis 1 of the robot when the robot moves.
In a preferred embodiment, an enclosing plate 23 is fixedly mounted on the upper part of the chassis 1, so that the chassis is separated, the robot chassis 1 is protected from being interfered by other objects when in use, and the safety and the integrity of use are ensured.
The utility model discloses the theory of operation: when the robot is used, the second motor 17 moves, the second gear 18 and the second slot 20 drive the rotating shaft 8 to rotate, the tire 24 fixedly sleeved on the surface of the rotating shaft 8 rotates on the ground along with the rotating shaft, the whole robot is driven to move, when an obstacle appears in front of the movement, the distance detector 4 detects the obstacle, if the distance is smaller, a signal is sent, the second motor 17 stops working, the robot loses power when moving, the first motor 14 works, the cross rods 11 on two sides of the same first gear 15 are driven to move in opposite directions through the action of the first gear 15 and the first slot 12, so that the movement directions of the tires 24 are changed, the working directions of the two first motors 14 are unified, the four tires 24 are ensured to be the same, the four tires 24 are used for steering, the steering efficiency is higher, and the anti-collision block 21 arranged on the outer side of the chassis 1 can be used as a safety device, the robot can be effectively protected from being damaged even if collision occurs, the baffle plate 22 can prevent flying sand or other objects on the ground from being carried by the tire 24 to damage the robot chassis 1 when the robot moves, and the coaming 23 can protect the robot chassis 1 from being interfered by other objects when the robot chassis 1 is used, so that the use safety and integrity are ensured.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a be used for collision avoidance device of robot chassis, includes chassis (1), its characterized in that: chassis (1) upper portion fixed mounting has mount pad (2) that quantity is four, four mount pad (2) inside is equipped with mounting groove (3), four mounting groove (3) lower wall fixed mounting has four distance detector (4), chassis (1) inside is equipped with four circular shape through-hole (5), through-hole (5) inside is equipped with track (6), through-hole (5) inside has fixed axle (7) through track (6) sliding connection, fixed axle (7) surface activity has cup jointed axis of rotation (8), axis of rotation (8) surface fixing cover has cup jointed tire (24), fixed axle (7) upper portion is connected with turns to the device.
2. The collision avoidance device for the robot chassis according to claim 1, wherein: the steering device comprises a connecting rod (9), a cylinder (10) and a cross rod (11), wherein the connecting rod (9) is fixedly installed on the upper portion of the fixed shaft (7), the cylinder (10) is fixedly connected to the upper portion of the connecting rod (9), and the cross rod (11) is rotatably connected to one side, opposite to the cylinder (10), of the upper portion of the different fixed shaft (7).
3. The collision avoidance device for the robot chassis according to claim 2, wherein: one side that horizontal pole (11) is relative is equipped with slot tooth (12), chassis (1) upper portion fixed mounting has two locating frame (13), the inside fixed mounting of locating frame (13) has motor (14), fixedly connected with gear (15) on the output shaft of motor (14), just gear (15) and slot tooth (12) meshing are connected.
4. The collision avoidance device for a robot chassis according to claim 3, wherein: fixed axle (7) upper portion is equipped with mounting groove two (16), mounting groove two (16) upper portion fixed mounting has motor two (17), fixed mounting has gear two (18) on motor two (17) output shaft, axis of rotation (8) inner wall is equipped with recess (19), recess (19) inside fixed mounting has groove tooth two (20), groove tooth two (20) are connected with gear two (18) surface engagement.
5. The collision avoidance device for the robot chassis according to claim 4, wherein: four anti-collision blocks (21) are fixedly mounted at corners of the chassis (1), and the anti-collision blocks (21) are made of elastic materials.
6. The collision avoidance device for the robot chassis according to claim 5, wherein: four annular baffles (22) are fixedly mounted on the upper portion of the base plate (1), and the baffles (22) are respectively mounted on the outer side of the upper portion of the through hole (5).
7. The collision avoidance device for the robot chassis according to claim 6, wherein: and a coaming (23) is fixedly arranged at the upper part of the chassis (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022671451.1U CN214164969U (en) | 2020-11-18 | 2020-11-18 | Be used for robot chassis to keep away and bump device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022671451.1U CN214164969U (en) | 2020-11-18 | 2020-11-18 | Be used for robot chassis to keep away and bump device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214164969U true CN214164969U (en) | 2021-09-10 |
Family
ID=77600837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022671451.1U Expired - Fee Related CN214164969U (en) | 2020-11-18 | 2020-11-18 | Be used for robot chassis to keep away and bump device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214164969U (en) |
-
2020
- 2020-11-18 CN CN202022671451.1U patent/CN214164969U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210910 |