CN212706763U - Snakelike crawling robot - Google Patents
Snakelike crawling robot Download PDFInfo
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- CN212706763U CN212706763U CN202021769066.4U CN202021769066U CN212706763U CN 212706763 U CN212706763 U CN 212706763U CN 202021769066 U CN202021769066 U CN 202021769066U CN 212706763 U CN212706763 U CN 212706763U
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Abstract
The utility model discloses a robot that snakelike crawled, including frame, steering mechanism, actuating mechanism and the foot of crawling, the frame adopts the sectional type structure, and is articulated through steering mechanism between two sections adjacent frames, actuating mechanism sets up respectively in every section frame, it is connected with the actuating mechanism transmission to crawl the foot, actuating mechanism drives every section frame independent motion through crawling the foot to drive two sections adjacent frame relative oscillations of control through steering mechanism, thereby make the frame wholly carry out snakelike crawl. The utility model has the advantages that: adopt sectional type rack construction, set up steering mechanism between adjacent two sections frames to set up independent actuating mechanism and climb the foot at every section frame, thereby make the sectional type frame carry out type snakelike crawl, can be in stable work under inclined plane and complex environment, and type snakelike crawl the flexibility higher, the adaptability is better.
Description
Technical Field
The utility model relates to a robot technical field of crawling, concretely relates to robot that snakelike crawled.
Background
The crawling robot is a robot automatically controlled through manual control or programs, plays an extremely important role in disaster relief and life detection work after natural disasters at present, can replace search and rescue personnel to reach dangerous places for search and rescue work, but the crawling robot in the prior art easily generates a rollover phenomenon when searching and rescue on an inclined plane, and has poor flexibility in a crawling process to influence the search and rescue efficiency.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the prior art, the utility model provides a robot that snakelike crawled of a kind that structural design is reasonable.
The technical scheme of the utility model as follows:
the utility model provides a robot that snakelike crawled, its characterized in that includes frame, steering mechanism, actuating mechanism and crawls the foot, the frame adopts the sectional type structure, and is articulated through steering mechanism between two adjacent sections frames, actuating mechanism sets up respectively in every section frame, crawl the foot and be connected with the actuating mechanism transmission, actuating mechanism drives every section frame independent motion through crawling the foot to drive two adjacent sections frame relative oscillations of control through steering mechanism, thereby make the frame wholly carry out snakelike crawl.
The snake-like crawling robot is characterized in that the steering mechanism comprises a direct current motor, a motor lead screw, a lead screw nut, a steering swing rod, a steering inhaul cable and a cross steering joint, two sides of the cross steering joint are respectively connected with one end of the steering inhaul cable, the other end of the steering inhaul cable is connected with the steering swing rod, the middle of the steering swing rod is movably connected with the rack, one end of the steering swing rod is connected with the lead screw nut, the motor lead screw is arranged on the lead screw nut, and the end part of the motor lead screw is provided with the direct current motor.
The snake-like crawling robot is characterized in that the driving mechanism comprises a direct current motor, a driving gear, a transmission gear, a worm gear and a crank gear, the driving gear is arranged on a driving shaft of the direct current motor, the transmission gear is meshed with the driving gear, two ends of a gear shaft of the transmission gear are respectively provided with a synchronous gear, the worm gear is meshed with the synchronous gear, the worm is arranged in the center of the worm gear, the worm is circumferentially provided with the worm gear, and the crank gear is arranged on the worm gear and is connected with crawling feet through the crank gear.
The snake-like crawling robot is characterized in that the crawling foot comprises a crank shaft, a crank rod, an oscillating rod, a parallel connecting rod, a foot balancing rod and a foot plate, the crank is arranged on the crank shaft, the crank rod is movably arranged at the eccentric position of the crank, the tail end of the crank rod is provided with the parallel connecting rod, two ends of a connecting shaft of the parallel connecting rod are respectively provided with the foot balancing rod and the oscillating rod, and the foot balancing rod and the foot plate are movably connected through the oscillating rod and a rack.
The utility model has the advantages that: adopt sectional type rack construction, set up steering mechanism between adjacent two sections frames to set up independent actuating mechanism and climb the foot at every section frame, thereby make the sectional type frame carry out type snakelike crawl, can be in stable work under inclined plane and complex environment, and type snakelike crawl the flexibility higher, the adaptability is better.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of a steering mechanism of the present invention;
fig. 3 is a schematic structural view of the driving mechanism of the present invention;
FIG. 4 is a schematic view of the crawling foot structure of the present invention;
fig. 5 is a schematic view of the internal structure of the rack of the present invention;
in the figure: 1-frame, 2-steering mechanism, 201-DC motor I, 202-motor screw rod, 203-screw rod nut, 204-cross steering joint, 205-steering cable, 206-steering swing rod, 3-driving gear train, 301-worm, 302-worm gear, 303-crank gear, 304-worm gear, 305-driving gear, 306-DC motor II, 307-transmission gear, 4-climbing foot, 401-swing rod, 403-crank, 404-crank shaft, 405-crank rod, 406-foot plate, 407-foot balancing rod and 408-parallel connecting rod.
Detailed Description
The invention is further described with reference to the accompanying drawings.
As shown in fig. 1-5, a snake-like crawling robot comprises a frame 1, a steering mechanism 2, a first dc motor 201, a motor lead screw 202, a lead screw nut 203, a cross steering joint 204, a steering cable 205, a steering swing link 206, a driving gear train 3, a worm 301, a worm gear 302, a crank gear 303, a worm gear 304, a driving gear 305, a second dc motor 306, a transmission gear 307, a crawling foot 4, a swing link 401, a crank 403, a crank shaft 404, a crank rod 405, a foot plate 406, a foot balancing rod 407 and parallel connecting rods 408.
The frame 1 adopts the sectional type structure, and this embodiment adopts two segmentation structures, and the inside of every section frame is provided with hollow intermediate layer, can place different sensors according to the work occasion of difference, for example temperature sensor, humidity transducer etc..
The steering mechanism 2 consists of two sets of sub-steering devices and a cross steering joint 204, the two sets of sub-steering devices are connected through the cross steering joint 204, each set of sub-steering device comprises a direct current motor I201, a motor lead screw 202, a lead screw nut 203, a steering swing rod 206 and two steering inhaul cables 205, and the direct current motor I201 is arranged at the end part of the motor lead screw 202, is in transmission connection with the motor lead screw 202 and is used for driving the motor lead screw 202 to rotate; the motor lead screw 202 cooperates with lead screw nut 203, lead screw nut 203 passes through the groove pin pair with the one end that turns to pendulum rod 206 and is connected, turn to and beaten three holes (not marking in the picture, 3 holes are from last to being hole one, hole two, hole three down), hole one is about hole two symmetries with hole three, wherein, hole two is articulated with frame 1, two turn to cable 205 pass hole one respectively with hole three, the other end that turns to cable 205 wear to establish on cross steering connects 204, cross steering connects and frame 1 is articulated.
The direct current motor I201 rotates to drive the motor lead screw 202 to rotate, the motor lead screw 202 and the lead screw nut 203 are similar to a guide rail sliding block, so that the lead screw nut 203 is driven to move, the lead screw nut 203 is supposed to move rightwards, the hole II of the steering swing rod 206 is hinged with the rack, and the lead screw nut 203 is connected with the steering swing rod 206 through a small groove pair, so that the steering swing rod 206 can rotate clockwise around the hole 2, so that the cross steering joint 204 is driven to rotate, the cross steering joint 204 is hinged with the next rack, and the next rack can move on any YOZ plane by taking the center of the cross steering joint as the original point, the downward direction is the x-axis direction, the rightward direction is the y-axis direction, and the screen outward direction is the z-axis direction), and the lead screw nut. The movement of the other sub-steering device is similar to the movement of a snake, so that the movement of the rack is similar to the creeping movement of the snake.
The driving mechanism comprises a direct current motor II 306, a driving gear 305, a transmission gear 307, a worm gear 304, a worm 301, a worm gear 302 and a crank gear 303, the direct current motor II 306 is a prime mover, the direct current motor II 306 drives the driving gear 305 to rotate, synchronous gears (the synchronous gears are arranged at two ends of a gear shaft of the transmission gear 307) which are coaxially arranged with the driving gear are driven to rotate through the transmission of the transmission gear 307, so that the worm gears 304 on two sides are driven to rotate through the synchronous gears, the worm 301 is fixed with the worm gear 304 to rotate the worm 301, the worm gear 302 and the crank gear 303 are driven to rotate, the number of the worm gears 302 is four along the circumferential direction of the worm 301, and the crank gears 303 and the crank 403 are connected through a crank shaft 404 to realize the rotation of.
The crawling foot 4 comprises a crank shaft 404, a crank 403, a crank rod 405 (the crank rod 405 comprises a left crank rod and a right crank rod), a swing rod 401 (the swing rod 401 comprises a swing rod I and a swing rod II), a parallel connecting rod 408 (the parallel connecting rod 408 comprises a left parallel connecting rod and a right parallel connecting rod), a foot balancing rod 407 and a foot plate 406, the crank 403 is fitted with the crank gear 303 in the drive mechanism via a crank shaft 404, a bulge is arranged on the crank 403 and is used for matching with one end of a crank rod 405 (a left crank rod and a right crank rod), the other end of the crank rod 405 is connected with a parallel connecting rod 408 (a left parallel connecting rod and a right parallel connecting rod) through a pin shaft, two ends of the parallel connecting rod 408 are respectively connected with a swing rod 401 and a foot balancing rod 407 through pin shafts, the swing rod 401 (a swing rod I and a swing rod II)) is hinged with the frame, the foot plate 406 is hinged with the foot balance rod 407, and the foot plate 406 is hinged with the crank rod 405 (the crank rod adopts a T-shaped structure). A series of structures in the crawling foot 4 are used to achieve smooth crawling operation of the foot plate 406.
Claims (4)
1. The utility model provides a robot that snakelike crawled, its characterized in that includes frame (1), steering mechanism (2), actuating mechanism (3) and climbs foot (4), frame (1) adopts the sectional type structure, and articulates through steering mechanism (2) between two sections adjacent frames, actuating mechanism (3) set up respectively in every section frame, it is connected with actuating mechanism (3) transmission to climb foot (4), actuating mechanism (3) drive every section frame independent motion through climbing foot (4) to drive two sections adjacent frame relative oscillations of control through steering mechanism (2), thereby make frame (1) wholly carry out snakelike crawl.
2. The snake-like crawling robot as claimed in claim 1, wherein the steering mechanism (2) comprises a first direct current motor (201), a motor lead screw (202), a lead screw nut (203), a steering swing rod (206), a steering cable (205) and a cross steering joint (204), two sides of the cross steering joint (204) are respectively connected with one end of the steering cable (205), the other end of the steering cable (205) is connected with the steering swing rod (206), the middle part of the steering swing rod (206) is movably connected with the frame, one end of the steering swing rod (206) is connected with the lead screw nut (203), the motor lead screw (202) is arranged on the lead screw nut (203), and the end part of the motor lead screw (202) is provided with the first direct current motor (201).
3. A snake-like crawling robot as claimed in claim 1, characterized by the fact that the driving mechanism (3) comprises a second DC motor (306), a driving gear (305), a transmission gear (307), a worm gear (304), a worm (301), a worm gear (302) and a crank gear (303), the driving gear (305) is arranged on a driving shaft of a direct current motor II (306), a transmission gear (307) is meshed with the driving gear (305), two ends of a gear shaft of the transmission gear (307) are respectively provided with a synchronous gear, a worm gear (302) is arranged by meshing of the synchronous gears, a worm (301) is arranged at the center of the worm gear (304), the worm (301) is circumferentially provided with a worm gear (302), the worm gear (302) is provided with a crank gear (303), and the crank gear (303) is connected with the crawling foot (4).
4. The snake-like crawling robot according to claim 1, wherein the crawling foot (4) comprises a crank shaft (404), a crank (403), a crank rod (405), a swing rod (401), parallel connecting rods (408), foot balancing rods (407) and a foot plate (406), the crank (403) is arranged on the crank shaft (404), the crank rod (405) is movably arranged at the eccentric position of the crank (403), the parallel connecting rods (408) are arranged at the tail ends of the crank rod (405), the foot balancing rods (407) and the swing rod (401) are respectively arranged at two ends of a connecting shaft of the parallel connecting rods (408), the foot balancing rods (407) are movably connected with the foot plate (406), and the foot balancing rods (407) are movably connected with the machine frame (1) through the swing rod (401).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021769066.4U CN212706763U (en) | 2020-08-22 | 2020-08-22 | Snakelike crawling robot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021769066.4U CN212706763U (en) | 2020-08-22 | 2020-08-22 | Snakelike crawling robot |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212706763U true CN212706763U (en) | 2021-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021769066.4U Active CN212706763U (en) | 2020-08-22 | 2020-08-22 | Snakelike crawling robot |
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| Country | Link |
|---|---|
| CN (1) | CN212706763U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111890341A (en) * | 2020-08-22 | 2020-11-06 | 浙江工业大学 | Snakelike crawling robot |
-
2020
- 2020-08-22 CN CN202021769066.4U patent/CN212706763U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111890341A (en) * | 2020-08-22 | 2020-11-06 | 浙江工业大学 | Snakelike crawling robot |
| CN111890341B (en) * | 2020-08-22 | 2024-05-14 | 浙江工业大学 | Robot similar to snake-shaped crawling |
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