CN216002071U

CN216002071U - Universal rear wheel structure of robot

Info

Publication number: CN216002071U
Application number: CN202122201646.4U
Authority: CN
Inventors: 张笛; 张益通; 梁明强; 廖铉泓
Original assignee: Dongguan Benmo Technology Co Ltd
Current assignee: Dongguan Benmo Technology Co Ltd
Priority date: 2021-09-10
Filing date: 2021-09-10
Publication date: 2022-03-11
Anticipated expiration: 2031-09-10

Abstract

The utility model relates to the technical field of robots, in particular to a universal rear wheel structure of a robot, which comprises two sets of oppositely arranged installation side plates, a beam shaft and a roller shaft erected between the two sets of installation side plates, a roller assembly sleeved on the roller shaft, a connecting plate connected with the roller shaft and the installation side plates, and a supporting plate erected on the beam shaft and connected with the roller shaft, wherein the roller assembly comprises a rotary shaft sleeve sleeved on the roller shaft and a universal wheel set rotatably sleeved on the roller shaft; the utility model discloses crossbeam axle and roller shaft cooperation have been set up to install wheel components on the roller shaft, keep the stability of rear wheel structure when the robot removes, also can play fine guard action when making various actions, overall structure is reliable and stable.

Description

Universal rear wheel structure of robot

Technical Field

The utility model relates to the technical field of robot, especially, relate to an universal rear wheel structure of robot.

Background

The robot is an intelligent machine capable of working semi-autonomously or fully autonomously, has basic characteristics of perception, decision, execution and the like, can assist or even replace human beings to finish dangerous, heavy and complex work, improves the working efficiency and quality, serves human life, and expands or extends the activity and capacity range of the human beings.

Along with the progress of science and technology, the application of robot is more and more generalized, for example cleaning robot, freight transportation robot, patrol and examine robot etc. can realize intelligent control, and current robot generally includes frame and removal wheelset, and some robots include shank structure and remove the wheelset cooperation and realize various actions, and need the fuselage of auxiliary wheel cooperation robot to remove in the action process, so have the auxiliary wheel on the fuselage of robot, and general auxiliary wheel is universal transmission wheelset.

As the robot needs to make various actions in the working process and needs to keep the stability of the robot when making various actions, the wheel set structural unit of the existing robot has poor stability in use and is easy to damage.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a crossbeam axle and roller shaft cooperation has been set up to install wheel components on the roller shaft, keep the stability of rear wheel structure when the robot removes, also can play fine guard action, the universal rear wheel structure of robot of overall structure reliable and stable when making various actions.

The utility model adopts the technical proposal that: the utility model provides a universal rear wheel structure of robot, includes two sets of installation curb plates that set up relatively, erects crossbeam axle and the roller shaft between two sets of installation curb plates, overlaps the wheel components of locating the roller shaft, connects in the connecting plate of roller shaft and installation curb plate, and erects the crossbeam axle and with the support plate of roller shaft connection, the wheel components is including the rotatory axle sleeve of locating the roller shaft of cover and the universal wheelset of roller shaft is located to rotatable cover.

The further improvement of the scheme is that the outer edge of the mounting side plate is coated with a rubber outer edge.

The further improvement of the scheme is that a plurality of weight reduction grooves are uniformly distributed on the mounting side plate.

The further improvement of the scheme is that a holding groove is formed in the top end of the mounting side plate, a driving mounting position is formed in the lower side of the holding groove of the mounting side plate, and a plurality of driving connecting holes are formed in the driving mounting position.

The further improvement of the scheme is that the beam shafts are provided with a plurality of groups, the beam shafts are fixedly arranged on the mounting side plates through fixing elements, and the fixing elements are screws or nuts.

The roller shaft comprises a fixed shaft fixedly connected to the mounting side plate and a rotary connecting block sleeved on the fixed shaft in the middle, and the rotary connecting block is connected with the connecting plate and the supporting plate respectively.

The further improvement of the scheme is that the roller assemblies are symmetrically provided with two groups by taking the rotary connecting block as a center.

The further improvement of the scheme is that the rotating shaft sleeve comprises a first shaft sleeve and a second shaft sleeve, the first shaft sleeve is arranged on the fixed shaft and is positioned between the installation side plate and the universal wheel set, and the second shaft sleeve is arranged on the fixed shaft and is positioned between the universal wheel set and the rotating connecting block.

The universal wheel set comprises a wheel frame, a bearing which is arranged in the wheel frame in the middle and can be rotatably connected with the roller shaft, transverse transmission grooves which are annularly and uniformly distributed on the wheel frame, and transverse rollers which are arranged in the transverse transmission grooves.

The scheme is further improved in that the universal wheel sets are arranged in parallel in two groups, and the two groups of transverse transmission grooves are arranged in a staggered mode in sequence.

The utility model has the advantages that:

compare traditional robot wheelset structure, the utility model discloses crossbeam axle and roller shaft cooperation have been set up to install wheel components on the roller shaft, keep the stability of rear wheel structure when the robot removes, also can play fine guard action when making various actions, overall structure is reliable and stable, and the practicality is strong. The roller assembly comprises two sets of installation side plates which are arranged oppositely, a cross beam shaft and a roller shaft which are erected between the two sets of installation side plates, a roller assembly sleeved on the roller shaft, a connecting plate connected with the roller shaft and the installation side plates, and a supporting plate erected on the cross beam shaft and connected with the roller shaft, wherein the roller assembly comprises a rotating shaft sleeve sleeved on the roller shaft, and a universal wheel set rotatably sleeved on the roller shaft. Through the installation and the structural connection of connecting plate and supporting plate cooperation gyro wheel axle, overall structure is stable to adopt the cooperation of rotatory axle sleeve and universal wheelset as the rear-wheel drive of robot, stability is good during the removal.

Drawings

Fig. 1 is a schematic perspective view of a universal rear wheel structure of the robot of the present invention;

FIG. 2 is a schematic perspective view of another perspective view of the universal rear wheel structure of the robot in FIG. 1;

fig. 3 is an exploded view of a part of the structure of the universal rear wheel of the robot in fig. 1.

Description of reference numerals: the mounting side plate 1, the rubber outer edge 11, the lightening groove 12, the holding groove 13, the driving mounting position 14, the beam shaft 2, the fixing element 21, the roller shaft 3, the fixing shaft 31, the rotary connecting block 32, the roller assembly 4, the rotary shaft sleeve 41, the first shaft sleeve 411, the second shaft sleeve 412, the universal wheel set 42, the wheel carrier 421, the bearing 422, the transverse transmission groove 423, the transverse roller 424, the connecting plate 5 and the supporting splint 6.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

As shown in fig. 1 to 3, a universal rear wheel structure of a robot includes two sets of mounting side plates 1 disposed opposite to each other, a beam shaft 2 and a roller shaft 3 erected between the two sets of mounting side plates 1, a roller assembly 4 sleeved on the roller shaft 3, a connecting plate 5 connected to the roller shaft 3 and the mounting side plates 1, and a support plate 6 erected on the beam shaft 2 and connected to the roller shaft 3, wherein the roller assembly 4 includes a rotary shaft sleeve 41 sleeved on the roller shaft 3, and a universal wheel set 42 rotatably sleeved on the roller shaft 3.

The cladding of installing curb plate 1 is followed 11 outside the rubber along the cladding outward, and installation curb plate 1 equipartition has the heavy groove 12 that subtracts of a plurality of, and whole use intensity is high, and light in weight is followed for the acute angle outward after processing simultaneously, through the cladding of 11 of rubber outer edge, bordures the acute angle and handles, guarantees the factor of safety of using, sets up and subtracts the weight that heavy groove 12 can further lighten the structure, reduces the load of robot.

The top end of the installation side plate 1 is provided with a holding groove 13, the installation side plate 1 is positioned at the lower side of the holding groove 13 and is provided with a drive installation position 14, the drive installation position 14 is provided with a plurality of drive connecting holes, the holding groove 13 is arranged to be used for holding a handle for a structure, the drive installation position 14 is used for installing a drive structure, the drive connecting holes are used for penetrating screws and locking and fixing the drive structure, and the structure is convenient to install.

The beam shafts 2 are provided with a plurality of groups, the beam shafts 2 are fixedly arranged on the installation side plates 1 through fixing elements 21, the fixing elements 21 are screws or nuts, and the beam shafts 2 are provided with a plurality of groups, so that the relative supporting strength and the structural strength of the two groups of installation side plates 1 are guaranteed.

The roller shaft 3 comprises a fixed shaft 31 fixedly connected to the mounting side plate 1 and a rotary connecting block 32 sleeved on the fixed shaft 31 in the middle, the rotary connecting block 32 is connected with the connecting plate 5 and the supporting plate 6 respectively, the fixed shaft 31 is arranged to be matched with the rotary connecting block 32 to be connected with the connecting plate 5 and the supporting plate 6, the structural support strength is high, the stability is good, and a buffering effect is achieved in actions of jumping and the like of the robot.

The roller assemblies 4 are symmetrically arranged in two groups by taking the rotary connecting block 32 as a center, the two groups of roller assemblies 4 are symmetrically arranged, the structural matching is stable, and the moving stability of the robot is good.

The rotating shaft sleeve 41 comprises a first shaft sleeve 411 and a second shaft sleeve 412, the first shaft sleeve 411 is arranged on the fixing shaft 31 and located between the installation side plate 1 and the universal wheel set 42, the second shaft sleeve 412 is sleeved on the fixing shaft 31 and located between the universal wheel set 42 and the rotating connecting block 32, the universal wheel set 42 is fixed through the first shaft sleeve 411 and the second shaft sleeve 412, the structure displacement is prevented, and the transmission precision is high.

The universal wheel set 42 includes a wheel frame 421, a bearing 422 installed centrally on the wheel frame 421 and rotatably connected to the roller shaft 3, a transverse transmission groove 423 annularly and uniformly distributed on the wheel frame 421, and a transverse roller 424 installed on the transverse transmission groove 423, the bearing 422 and the wheel frame 421 are configured to cooperate with each other for structural movement, so that the transmission stability is good, and the transverse roller 424 is used for transverse movement and is used for universal movement of the structure.

The universal wheel sets 42 are arranged in parallel, and the two sets of transverse transmission grooves 423 are arranged in a staggered mode in sequence, and the transverse transmission wheels are designed in a staggered mode and can move stably.

The utility model discloses set up crossbeam axle 2 and the cooperation of roller shaft 3 to install wheel components 4 on roller shaft 3, keep the stability of rear wheel structure when the robot removes, also can play fine guard action when making various actions, overall structure is reliable and stable, and the practicality is strong. Specifically, two sets of oppositely arranged installation side plates 1, a cross beam shaft 2 and a roller shaft 3 which are erected between the two sets of installation side plates 1, a roller assembly 4 which is sleeved on the roller shaft 3, a connecting plate 5 which is connected with the roller shaft 3 and the installation side plates 1, and a supporting plate 6 which is erected on the cross beam shaft 2 and is connected with the roller shaft 3 are arranged, wherein the roller assembly 4 comprises a rotating shaft sleeve 41 which is sleeved on the roller shaft 3, and a universal wheel set 42 which is rotatably sleeved on the roller shaft 3. The connecting plate 5 and the supporting plate 6 are matched with the roller shaft 3 for installation and structural connection, the whole structure is stable, the rotating shaft sleeve 41 and the universal wheel set 42 are matched to be used as the rear wheel of the robot for driving, and the stability is good during moving.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a universal rear wheel structure of robot which characterized in that: the device comprises two sets of oppositely arranged installation side plates, a beam shaft and a roller shaft which are erected between the two sets of installation side plates, a roller assembly sleeved on the roller shaft, a connecting plate connected with the roller shaft and the installation side plates, and a supporting plate erected on the beam shaft and connected with the roller shaft, wherein the roller assembly comprises a rotating shaft sleeve sleeved on the roller shaft and a universal wheel set rotatably sleeved on the roller shaft.

2. The universal rear wheel structure of a robot of claim 1, wherein: the outer edge of the mounting side plate is coated with a rubber outer edge.

3. The universal rear wheel structure of a robot of claim 1, wherein: and a plurality of weight reduction grooves are uniformly distributed on the mounting side plate.

4. The universal rear wheel structure of a robot of claim 1, wherein: the installation side plate is arranged on the lower side of the holding groove and provided with a drive installation position, and the drive installation position is provided with a plurality of drive connecting holes.

5. The universal rear wheel structure of a robot of claim 1, wherein: the beam shaft is provided with a plurality of groups, the beam shaft is fixedly arranged on the mounting side plate through a fixing element, and the fixing element is a screw or a nut.

6. The universal rear wheel structure of a robot of claim 1, wherein: the roller shaft comprises a fixed shaft fixedly connected to the mounting side plate and a rotary connecting block sleeved on the fixed shaft in the middle, and the rotary connecting block is connected with the connecting plate and the supporting plate respectively.

7. The universal rear wheel structure of a robot of claim 6, wherein: the roller assemblies are symmetrically provided with two groups by taking the rotary connecting block as a center.

8. The universal rear wheel structure of a robot of claim 7, wherein: the rotating shaft sleeve comprises a first shaft sleeve and a second shaft sleeve, the first shaft sleeve is arranged on the fixed shaft and is positioned between the mounting side plate and the universal wheel set, and the second shaft sleeve is arranged on the fixed shaft and is positioned between the universal wheel set and the rotating connecting block.

9. The universal rear wheel structure of a robot of claim 1, wherein: the universal wheel set comprises a wheel frame, a bearing which is arranged in the wheel frame in the middle and can be rotatably connected to the roller shaft, a transverse transmission groove which is annularly and uniformly distributed on the wheel frame, and a transverse roller which is arranged in the transverse transmission groove.

10. The universal rear wheel structure of a robot of claim 9, wherein: the universal wheel sets are arranged in parallel in two groups, and the two groups of transverse transmission grooves are arranged in a staggered mode in sequence.