CN111991776A

CN111991776A - Manual simple moving mechanism

Info

Publication number: CN111991776A
Application number: CN202010879461.6A
Authority: CN
Inventors: 张世良; 李其龙; 李映; 张宁波; 陈文义; 邓睿
Original assignee: Guangzhou Huali Vocational College of Technology
Current assignee: Guangzhou Huali Vocational College of Technology
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2020-11-27

Abstract

A manual simple moving mechanism mainly comprises a left arm, a right arm, an arm shaft, a crawling claw, a claw shaft, a reversing wrench, a reversing shaft and a guide rail, wherein the left arm and the right arm are in a herringbone shape, the arm shaft is arranged at the intersection, and the left arm and the right arm can rotate around the arm shaft to open and close the left arm and the right arm; the lower ends of the left arm and the right arm are respectively hinged with a crawling claw through claw shafts, and the crawling claw can slide on the guide rail to realize that the moving mechanism moves on the guide rail. The mechanism is controlled to move left and right by the reversing wrench, and only the clamping plates of the two crawling claws need to be controlled to incline left and right. The mechanism adopts manual driving to save energy, does not pollute the environment, has simple structure and flexible and convenient operation, and adopts a sliding self-locking mechanism with cylindrical round holes and a wire drawing mechanism with a control board inclined left and right to ensure that the structure is simpler and more practical.

Description

Manual simple moving mechanism

Technical Field

The invention relates to a mechanical moving mechanism, in particular to a manual simple moving mechanism.

Background

At present, the number of moving mechanisms in the market is large, but the moving mechanism on the rod is rare, and the problems of complex structure, high manufacturing cost, inconvenience in operation and the like exist in the prior art.

Disclosure of Invention

In order to solve the above problems, the present invention provides a manual simple moving mechanism. The mechanism simulates the walking principle of a human body and the walking principle of a reptile, and realizes the walking of the mechanism by adopting a form that a reciprocating swing handle drives two crawling claws to alternately move on a cylindrical guide rail.

The technical scheme adopted by the invention for solving the technical problems is as follows: the left arm and the right arm are in a herringbone shape, the arm shafts are arranged at the crossed positions, and the left arm and the right arm can rotate around the arm shafts to open and close the left arm and the right arm; the lower ends of the left arm and the right arm are respectively hinged with a crawling claw through claw shafts, and the crawling claw can slide on the guide rail to realize that the moving mechanism moves on the guide rail. The left arm is in a bent strip rod shape, a driving handle is arranged at the upper end of the left arm, a reversing boss is arranged below the driving handle, the reversing boss and the reversing wrench are hinged through a reversing shaft, a rectangular platform is arranged below the reversing boss, and a left line pipe and a right line pipe are arranged on the bottom surface of the rectangular platform; the crawling claw is two, the shape, the size and the structure are the same, the crawling claw is composed of a fixed claw, clamping plates, a buffer spring, a steel wire rope, a torsional spring and torsional spring screws, the fixed claw is n-shaped and is bilaterally symmetrical, the clamping plates are arranged in the middle of the fixed claw and the clamping plates, the upper ends of the fixed claw and the clamping plates are hinged to a left arm and a right arm through claw shafts, round holes are formed in the side surfaces of the fixed claw and the clamping plates and are sleeved on a guide rail, the guide rail is a cylinder, the round holes of the fixed claw are in clearance fit with the cylindrical surface; the diameter of the round hole of the clamping plate is slightly larger than that of the round hole of the guide rail, so that the clamping plate can swing left and right at an angle of +/-2 degrees on the guide rail; the both ends cover of claw axle has the torsional spring, and the one end of torsional spring is fixed on the stationary dog by the torsional spring screw, and the other end leans on the right flank of cardboard, and the pulling cardboard inclines to the left. The lower ends of the left line pipe and the right line pipe are respectively and fixedly installed on the right side faces of the two fixing claws, the steel wire ropes are arranged in the left line pipe and the right line pipe, the upper ends of the steel wire ropes are fixed on the reversing spanner, the lower ends of the steel wire ropes are fixed on the left end face of the buffer spring, and the right end face of the buffer spring leans against the left end face of the clamping plate.

The invention has the beneficial effects that: the manual driving can save energy, does not pollute the environment, and has simple structure and flexible and convenient operation; the structure is simpler and more practical by adopting the sliding self-locking mechanism with the cylindrical round hole and the wire pulling mechanism with the control board inclined left and right.

Drawings

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a perspective view showing an overall structure;

FIG. 2 is a front view;

FIG. 3 is a left side view;

FIG. 4 is a right side view;

FIG. 5 is a cross-sectional view taken along AA in FIG. 3;

FIG. 6 is a partial cross-sectional view taken along BB in FIG. 5;

FIG. 7 is an embodiment of the mechanism with both arms open for left travel;

FIG. 8 is a right-handed two-armed embodiment of the mechanism;

FIG. 9 is an embodiment of the mechanism with two arms open for the right row;

in the figure, 1, a driving handle, 2, a reversing wrench, 3, an upper end of a steel wire rope, 4, a left arm, 5, a claw shaft, 6, a fixed claw, 7, a buffer spring, 8, a lower end of the steel wire rope, 9, a guide rail, 10, a clamping plate, 11, a torsion spring, 12, a right arm, 13, a left spool, 14, a right spool, 15, an arm shaft, 16, a rectangular platform, 17, a reversing boss, 18, a torsion spring screw, 19, the steel wire rope and 20, a reversing shaft are arranged.

Detailed Description

Fig. 1 to 6 show the structural components of the mechanism and the connection and positional relationship of the parts. The mechanism mainly comprises a left arm 4, a right arm 12, an arm shaft 15, a crawling claw, a claw shaft 5, a reversing wrench 2, a reversing shaft 20 and a guide rail 9, wherein the left arm 4 and the right arm 12 are in a herringbone shape, the arm shaft 15 is arranged at the intersection, and the left arm 4 and the right arm 12 can rotate around the arm shaft 15 to open and close the left arm 4 and the right arm 12; the lower ends of the left arm 4 and the right arm 12 are respectively hinged with a crawling claw through a claw shaft 5, and the crawling claw can slide on the guide rail 9 to realize that the moving mechanism moves on the guide rail 9. The left arm 4 is in a bent strip rod shape, the upper end of the left arm is provided with a driving handle 1, a reversing boss 17 is arranged below the driving handle 1, the reversing boss 17 and the reversing wrench 2 are hinged through a reversing shaft 20, a rectangular platform 16 is arranged below the reversing boss 17, and the bottom surface of the rectangular platform 16 is provided with a left line pipe 13 and a right line pipe 14; the crawling claw is composed of two fixed claws 6, two clamping plates 10, two buffer springs 7, a steel wire rope 19, a torsion spring 11 and a torsion spring screw 18, the fixed claws 6 are n-shaped and are bilaterally symmetrical, the clamping plates 10 are arranged in the middle of the fixed claws 6 and the clamping plates 10, the upper surfaces of the fixed claws 6 and the clamping plates 10 are hinged to a left arm 4 and a right arm 12 through claw shafts 5, the side surfaces of the fixed claws 6 and the clamping plates 10 are provided with round holes which are sleeved on a guide rail 9, the guide rail 9 is a cylinder, the round holes of the fixed claws are in clearance fit with the cylindrical surface of the guide rail, and the fixed claws 6 can slide on the guide rail; the diameter of the round hole of the clamping plate is slightly larger than that of the round hole of the guide rail, so that the clamping plate 10 can swing left and right at an angle of +/-2 degrees on the guide rail 9; the two ends of the claw shaft 5 are sleeved with torsion springs 11, one ends of the torsion springs 11 are fixed on the fixed claws 6 through torsion spring screws 18, and the other ends of the torsion springs 11 lean against the right side face of the clamping plate 10 to pull the clamping plate 10 to incline leftwards. The lower ends of the left spool 13 and the right spool 14 are respectively and fixedly installed on the right side surfaces of the two fixing claws 6, steel wire ropes 19 are arranged in the left spool 13 and the right spool 14, the upper ends 3 of the steel wire ropes are fixed on the reversing wrench 2, the lower ends 8 of the steel wire ropes are fixed on the left end surface of the buffer spring 7, and the right end surface of the buffer spring 7 leans against the left end surface of the clamping plate.

When the moving mechanism moves leftwards, the clamping plates 10 in the two crawling claws incline leftwards under the action of the torsion springs 11, and when the driving handle 1 is moved to separate the left arm 4 from the right arm 12, the inner hole edges of the inclined clamping plates of the right arm 12 clamp the guide rails 9 and cannot slide rightwards, so that self-locking is realized. The clamping plate 10 of the left arm crawling claw can swing anticlockwise around the claw shaft 5 and is separated from the self-locking of the inner hole edge of the clamping plate and the guide rail 9, so that the crawling claw of the left arm slides leftwards;

fig. 7 shows an embodiment that two arms are separated when the moving mechanism moves leftwards, and when the driving handle 1 is moved to enable the left arm 4 and the right arm 12 to be combined, according to the principle, the inner hole edge of the inclined clamping plate of the left arm crawling claw is clamped on the guide rail 9 to form self locking and can not slide rightwards, and the right arm crawling claw can slide leftwards.

Thereby completing the opening and closing action of the left arm 4 and the right arm 12, driving the moving mechanism to walk leftwards along the guide rail 9, and driving the handle 1 to reciprocate to realize the continuous walking of the moving mechanism.

Fig. 8 and 9 show an embodiment in which the moving mechanism moves rightward, and the two crawling claws may be controlled such that the engaging plates 10 tilt rightward. The specific operation is that the reversing wrench 2 is pulled to rotate clockwise to drive the steel wire rope 19 to move upwards, the lower end 8 of the steel wire rope moves rightwards, and the buffer spring 7 is driven to push the clamping plate 10 to move rightwards, so that the clamping plates 10 of the two crawling claws incline rightwards. In the same way, the reciprocating driving handle 1 realizes that the moving mechanism continuously moves rightwards.

Claims

1. A manual simple moving mechanism comprises a driving handle, a reversing wrench, an upper end of a steel wire rope, a left arm, a claw shaft, a fixed claw, a buffer spring, a lower end of the steel wire rope, a guide rail, a clamping plate, a torsion spring, a right arm, a left wire pipe, a right wire pipe, an arm shaft, a rectangular platform, a reversing boss, a torsion spring screw, the steel wire rope and a reversing shaft; the method is characterized in that: the left arm and the right arm are in a herringbone shape, an arm shaft is arranged at the intersection, and the left arm and the right arm can rotate around the arm shaft to open and close the left arm and the right arm; the lower ends of the left arm and the right arm are respectively hinged with a crawling claw through claw shafts, and the crawling claws can slide on the guide rail to realize that the moving mechanism moves on the guide rail; the left arm is in a bent strip rod shape, a driving handle is arranged at the upper end of the left arm, a reversing boss is arranged below the driving handle, the reversing boss and the reversing wrench are hinged through a reversing shaft, a rectangular platform is arranged below the reversing boss, and a left line pipe and a right line pipe are arranged on the bottom surface of the rectangular platform; the crawling claw is two, the shape, the size and the structure are the same, the crawling claw is composed of a fixed claw, clamping plates, a buffer spring, a steel wire rope, a torsional spring and torsional spring screws, the fixed claw is n-shaped and is bilaterally symmetrical, the clamping plates are arranged in the middle of the fixed claw and the clamping plates, the upper surfaces of the fixed claw and the clamping plates are hinged to a left arm and a right arm through claw shafts, round holes are formed in the side surfaces of the fixed claw and the clamping plates and are sleeved on a guide rail, the guide rail is a cylinder, the round holes of the fixed claw are in clearance fit with the cylindrical surface; the diameter of the round hole of the clamping plate is slightly larger than that of the round hole of the guide rail, so that the clamping plate can swing left and right at an angle of +/-2 degrees on the guide rail; the two ends of the claw shaft are sleeved with torsion springs, one ends of the torsion springs are fixed on the fixed claws through torsion spring screws, and the other ends of the torsion springs lean against the right side face of the clamping plate to pull the clamping plate to incline leftwards; the lower ends of the left line pipe and the right line pipe are respectively and fixedly arranged on the right side surfaces of the two fixing claws, steel wire ropes are arranged in the left line pipe and the right line pipe, the upper ends of the steel wire ropes are fixed on the reversing spanner, the lower ends of the steel wire ropes are fixed on the left end surface of a buffer spring, and the right end surface of the buffer spring leans against the left end surface of the clamping plate; the clamping plates in the two crawling claws incline leftwards under the action of the torsion spring, and when the driving handle is moved to separate the left arm from the right arm, the inner hole edge of the inclined clamping plate of the right arm clamps the guide rail and cannot slide rightwards, so that self-locking is formed; the clamping plate of the left arm crawling claw can swing anticlockwise around the claw shaft and is separated from the self-locking of the inner hole edge of the clamping plate and the guide rail, so that the crawling claw of the left arm slides leftwards; when the driving handle is moved to enable the left arm and the right arm to be combined, according to the principle, the inner hole edge of the inclined clamping plate of the left arm crawling claw clamps the guide rail to form self locking and cannot slide rightwards, and the right arm crawling claw can slide leftwards; the handle is driven to reciprocate to realize the continuous walking of the moving mechanism; when the two crawling claws move rightwards, the reversing wrench is pulled to rotate clockwise to drive the steel wire rope to move upwards, the lower end of the steel wire rope moves rightwards, and the buffer spring is driven to push the clamping plates to move rightwards, so that the clamping plates of the two crawling claws incline rightwards; in the same way, the reciprocating driving handle realizes that the moving mechanism continuously walks rightwards.