CN218614049U

CN218614049U - Adjustable pulley mechanism of truss robot

Info

Publication number: CN218614049U
Application number: CN202222617449.5U
Authority: CN
Inventors: 李立真; 程旗凯; 陈源通; 王京; 盛晓祥; 何昊天; 王煜格; 洪灵
Original assignee: Zhejiang Seokho Robot Technology Co Ltd
Current assignee: Zhejiang Seokho Robot Technology Co Ltd
Priority date: 2022-09-29
Filing date: 2022-09-29
Publication date: 2023-03-14
Anticipated expiration: 2032-09-29

Abstract

The utility model discloses an adjustable pulley mechanism of truss robot, which comprises a bracket, the anterior left and right sides of support is provided with a plurality of pulley, the pulley of both sides carries out the centre gripping to structure between the two and rolls when displacement about being relative, the pulley divide into fixed side and regulation side, the pivot of fixed side pulley is fixed to be set up on the support, the pivot of adjusting the side pulley sets up on the support through the hole of sliding, the pivot in the hole of sliding is through adjusting transverse position, and then the interval of adjustment both sides pulley, and the pivot carries out the locking of position when conflicting on the support through cooperation first fastener. The utility model replaces sliding friction with rolling friction by the pulleys arranged on both sides, so that the friction is reduced and the utility model is more durable; through the mode of pulley width adjustable, can be convenient for support and erect the roof beam and carry out the dismouting to and can adjust the elasticity degree of pulley and perpendicular roof beam as required, thereby adjust the smooth and easy degree of sliding and satisfy needs.

Description

Adjustable pulley mechanism of truss robot

Technical Field

The utility model belongs to the technical field of truss robot technique and specifically relates to an adjustable pulley mechanism of truss robot is related to.

Background

The truss robot needs to perform two axial or three axial movements, the mutual movement of each beam body and the support can be provided with a sliding rail, so that the movement is stably realized, the traditional sliding rail needs to be sleeved at the end part and needs to be frequently supplemented with a lubricant, so that the smoothness of sliding is improved, the abrasion of long-term use among structures is avoided, or the increase of burden on a driving mechanism is avoided; if the sliding structure between the beam body and the support can be optimized, the convenience of disassembly, assembly and use between the structures can be improved, and the service life is prolonged.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming prior art's is not enough, provides an adjustable pulley mechanism of truss robot, carries out the relative movement between the structure through rolling mode, and wear is littleer to be convenient for use for a long time, is convenient for carry out the dismouting and slide the regulation of smooth and easy degree through the adjustable mode.

The utility model adopts the following technical proposal: the utility model provides an adjustable pulley mechanism of truss robot, which comprises a bracket, the anterior left and right sides of support is provided with a plurality of pulley, the pulley of both sides carries out the centre gripping to structure between the two and rolls when displacement about relative, the pulley divide into fixed side and regulation side, the pivot of fixed side pulley is fixed to be set up on the support, the pivot of regulation side pulley sets up on the support through the hole of sliding, the pivot in the hole of sliding is through adjusting transverse position, and then the interval of adjustment both sides pulley, and the pivot carries out the locking of position when conflicting on the support through the first fastener of cooperation.

As a modification, the number of the pulleys on both sides is set to be at least two, and at least two pulleys are arranged up and down on the respective both sides.

As an improvement, the rear parts of the rotating shafts of the adjusting side pulleys are connected through a connecting rod, the first fastening piece is matched with the rotating shafts to abut against the connecting rod and the support to lock the positions, and the rotating shafts are synchronously adjusted through the connecting rods.

As an improvement, a second fastening piece is arranged on the bracket corresponding to the outer side of the connecting rod, and the second fastening piece limits the outward movement of the connecting rod when abutting against the outer side of the connecting rod.

As an improvement, the support is provided with a mounting block, the second fastener is a bolt, the second fastener transversely revolves on the mounting block, and the second fastener revolves to the connecting rod to conflict and limit the outward movement of the connecting rod.

As an improvement, a second fastening piece is arranged on the bracket corresponding to the outer side of the first fastening piece, and the second fastening piece limits the outward movement of the first fastening piece when being pressed against the outer side of the first fastening piece.

As an improvement, the support is provided with a mounting block, the second fastener is a bolt, the second fastener transversely revolves on the mounting block, and the second fastener revolves to the first fastener to collide with and limit outward movement of the first fastener.

The utility model has the advantages that: the pulley wheels arranged on the two sides are used for clamping the vertical beam between the two and rolling when the vertical beam moves up and down relatively, and then rolling friction replaces sliding friction, so that the friction is reduced, the vertical beam is more durable, a lubricant is not required to be supplemented frequently, and the time for shutdown maintenance is reduced; through the mode of pulley width adjustable, can be convenient for support and erect the roof beam and carry out the dismouting to and can adjust the elasticity degree of pulley and perpendicular roof beam as required, thereby adjust the smooth and easy degree of sliding and satisfy needs.

Drawings

Fig. 1 is a schematic perspective view and a partially enlarged view of the present invention.

Fig. 2 is a schematic perspective view and a second enlarged view of the present invention.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.

As shown in fig. 1 and 2, it is a specific embodiment of the adjustable pulley mechanism of the truss robot of the present invention. This embodiment includes support 2, the anterior left and right sides of support 2 is provided with a plurality of pulley 21, the pulley 21 of both sides is to the structure between the two centre gripping and roll when relative upper and lower displacement, pulley 21 divide into fixed side and regulation side, fixed side pulley 21's pivot 22 is fixed to be set up on support 2, the pivot 22 of regulation side pulley 21 sets up on support 2 through sliding hole 23, pivot 22 in sliding hole 23 is through adjusting the transverse position, and then adjust both sides pulley 21's interval, and pivot 22 carries out the locking of position when conflicting on support 2 through cooperation first fastener 31.

The utility model discloses when using, set up transmission structure on the support 2, erect roof beam (not shown in the figure) and install in support 2 front portions, the pulley 21 of both sides carries out the centre gripping to erecting the roof beam, carries out during operation drive at transmission structure and erects the roof beam and carry out displacement from top to bottom, and both sides are rolled by pulley 21 and are supported and spacing, and transmission structure specifically can adopt the mode realization drive of gear and rack. When the vertical beam moves up and down, the pulley 21 directly rolls on the vertical beam or a track arranged on the vertical beam, so that compared with a traditional sliding friction track mechanism, the rolling mode is smoother, the friction force is greatly reduced, the long-term use of the mechanism is facilitated, and the mechanism is less prone to damage; when the structure is assembled and disassembled, the pulleys 21 on the adjusting side are loosened, the pulleys 21 and the rotating shaft 22 can move to the outermost side, the distance between the pulleys 21 on the adjusting side and the fixed side is enlarged, the vertical beam or the rail can be conveniently assembled and disassembled, after the structure is assembled, the pulleys 21 on the adjusting side and the rotating shaft 22 are moved inwards to the pulleys 21 on the two sides to well clamp the vertical beam or the rail, and then the first fastening piece 31 is locked, so that the structure can be assembled; the installation is more flexible and convenient, and the tightness degree of the pulley 21 and the vertical beam can be adjusted according to the requirement, so that the sliding smoothness is adjusted to meet the requirement. The sliding hole 23 is specifically set as a horizontal waist-shaped hole, the width of the sliding hole is the width distance that can be adjusted by the rotating shaft 22 and the pulley 21, the first fastening piece 31 is specifically set as a nut, the rotating shaft 22 can be provided with threads, the rotating shaft 22 is screwed into the threads of the rotating shaft 22 through the nut, the rotating shaft 22 and the first fastening piece 31 are abutted to the support 2 to achieve position locking, and the pulley 21 is rotated in the rotating shaft 22 to achieve a function.

As a modified embodiment, the number of the pulleys 21 on both sides is set to be at least two, and at least two pulleys 21 are arranged one above the other on each of both sides.

As shown in fig. 1, the left and right pulleys 21 form respective clamping surfaces on the left and right, so that the middle vertical beam can be clamped well, the structural stability of the vertical beam during up-and-down movement can be kept well, and the selection is optimal in cost; and a greater number of pulleys 21 may be provided to meet specific needs, for example to further increase structural strength and stability.

As a modified embodiment, the rear part of the rotating shaft 22 of the adjusting side pulley 21 is connected by a connecting rod 4, the first fastening piece 31 locks the position by matching the rotating shaft 22 to abut against the connecting rod 4 and the bracket 2, and the plurality of rotating shafts 22 are synchronously adjusted by the connecting rod 4.

As shown in fig. 2, by arranging the connecting rod 4, the plurality of rotating shafts 22 can be synchronously adjusted, which is more convenient, and after the first fastening members 31 at various positions are locked, the connecting rod 4 can generate interlocking locking action for various positions, so that the structure is more stable, even if an accident occurs and the first fastening members 31 at a certain position are loosened, the first fastening members 31 at the rest positions and the connecting rod 4 can also lock the pulley 21 at the integral adjusting side, thereby improving the safety of the integral use.

As a modified embodiment, the bracket 2 is further provided with a second fastener 32 corresponding to the outer side of the link 4, and the second fastener 32 limits the outward movement of the link 4 when abutting against the outer side of the link 4.

As shown in fig. 2, a second fastening member 32 is further provided to improve stability of the adjusting-side pulley 21 in use. After the second fastening piece 32 is abutted to the outer side of the connecting rod 4, the connecting rod 4 cannot move outwards, and even if the first fastening piece 31 is loosened accidentally, the connecting rod 4 cannot move outwards, so that the double safety of the pulley 21 for matching the vertical beam clamping structure is realized, and the possibility of falling is avoided. Preferably, the second fastening members 32 are correspondingly arranged on the side edges of the adjusting side pulleys 21, and the number of the second fastening members corresponds to that of the adjusting side pulleys, so that the limiting effect is improved. When disassembly is required, the second fastening member 32 is adjusted away from the connecting rod 4, and then the first fastening member 31 is loosened, so that the connecting rod 4 can be adjusted.

As a modified specific embodiment, the bracket 2 is provided with a mounting block 20, the second fastening member 32 is a bolt, the second fastening member 32 is transversely screwed on the mounting block 20, and the second fastening member 32 is screwed towards the connecting rod 4 to interfere with and limit the outward movement of the connecting rod 4.

As shown in fig. 2, the installation block 20 is provided with a threaded hole for the second fastening member 32 to penetrate, the second fastening member 32 is specifically a bolt, the bolt can extend out from the installation block 20 to abut against the connecting rod 4 through rotation, or the bolt retracts to be away from the connecting rod 4, the whole installation is simple, the space is not occupied, and the stability is good, so that the use is facilitated.

As a modified embodiment, the bracket 2 is further provided with a second fastening member 32 corresponding to the outer side of the first fastening member 31, and the second fastening member 32 limits the outward movement of the first fastening member 31 when abutting against the outer side of the first fastening member 31.

This embodiment is not shown in the drawings, and in the case where the link 4 is not provided, the second fastening member 32 is further provided to directly abut against the first fastening member 31 to improve the stability of the adjusting-side pulley 21 in use. After the second fastening member 32 is abutted to the outer side of the first fastening member 31, the first fastening member 31 cannot move outwards, and if the first fastening member 31 is a rotating fastening member, the first fastening member cannot rotate, so that the stability of the pulley 21 in matching with the vertical beam clamping structure is good, and the possibility of falling is avoided. Preferably, the second fastening members 32 are arranged outside the first fastening members 31 in a corresponding number, so that the one-to-one correspondence has a limiting effect. When disassembly is required, the second fastening member 32 is adjusted to be away from the first fastening member 31, and then the first fastening member 31 is loosened, so that the pulley 21 and the rotating shaft 22 can be adjusted.

As a modified specific embodiment, the bracket 2 is provided with a mounting block 20, the second fastening member 32 is a bolt, the second fastening member 32 is transversely screwed on the mounting block 20, and the second fastening member 32 is screwed towards the first fastening member 31 to interfere with and limit the outward movement of the first fastening member 31.

As shown in fig. 2, the mounting block 20 is provided with a threaded hole for the second fastening member 32 to pass through, the second fastening member 32 is specifically a bolt, the bolt can extend out from the mounting block 20 to abut against the first fastening member 31 through rotation, or retract to be away from the first fastening member 31, the whole structure is simple, the space is not occupied, and the stability is good and the use is convenient.

Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an adjustable pulley mechanism of truss robot which characterized in that: including support (2), the anterior left and right sides of support (2) is provided with a plurality of pulley (21), pulley (21) of both sides carry out the centre gripping to the structure between the two and roll when relative upper and lower displacement, pulley (21) divide into fixed side and regulation side, pivot (22) of fixed side pulley (21) are fixed to be set up on support (2), pivot (22) of adjusting side pulley (21) set up on support (2) through sliding hole (23), pivot (22) in sliding hole (23) are through adjusting transverse position, and then the interval of adjustment both sides pulley (21), and pivot (22) carry out the locking of position when conflicting on support (2) through cooperation first fastener (31).

2. The adjustable pulley mechanism of the truss robot as claimed in claim 1, wherein: the number of the pulleys (21) on the two sides is set to be at least two, and the at least two pulleys (21) are arranged up and down on the two sides.

3. The adjustable pulley mechanism of the truss robot as claimed in claim 2, wherein: the rear part of a rotating shaft (22) of the adjusting side pulley (21) is connected by a connecting rod (4), the first fastening piece (31) is abutted against the connecting rod (4) and the support (2) through the rotating shaft (22) in a matching mode to lock the positions, and the rotating shafts (22) are synchronously adjusted through the connecting rod (4).

4. The adjustable pulley mechanism of the truss robot as claimed in claim 3, wherein: and a second fastening piece (32) is arranged on the bracket (2) corresponding to the outer side of the connecting rod (4), and the second fastening piece (32) limits the outward movement of the connecting rod (4) when abutting against the outer side of the connecting rod (4).

5. The adjustable pulley mechanism of a truss robot as claimed in claim 4, wherein: be provided with installation piece (20) on support (2), second fastener (32) are the bolt, and second fastener (32) transversely revolve on installation piece (20), and second fastener (32) revolve to connecting rod (4) and carry out the outside motion of conflict restriction connecting rod (4).

6. The adjustable pulley mechanism of the truss robot as claimed in claim 1 or 2, wherein: and a second fastening piece (32) is arranged on the bracket (2) corresponding to the outer side of the first fastening piece (31), and the second fastening piece (32) limits the outward movement of the first fastening piece (31) when being propped against the outer side of the first fastening piece (31).

7. The adjustable pulley mechanism of the truss robot as claimed in claim 6, wherein: the support (2) is provided with a mounting block (20), the second fastening piece (32) is a bolt, the second fastening piece (32) transversely rotates on the mounting block (20), and the second fastening piece (32) rotates to the first fastening piece (31) to interfere with and limit outward movement of the first fastening piece (31).