CN215980708U - Combined high-strength wheel shaft for robot - Google Patents

Abstract

A combined high-strength wheel shaft for a robot comprises a first shaft, a second shaft and a connecting wheel; the first shaft and the second shaft have the same structure and comprise a part mounting section, a connecting section, a reinforcing section, a limiting section, a tool withdrawal groove, a thread section and a positioning section. The first shaft and the second shaft are connected with the connecting wheel through the threaded sections at the end parts of the first shaft and the second shaft, and when the first shaft and the second shaft are deformed or worn by external force, the first shaft and the second shaft can be locally detached, maintained or replaced, the maintenance workload of workers is reduced, and the processing cost and the loss are saved. According to the actual condition of part installation, can carry out the processing of jump ring groove, bearing installation position etc. in the spare part installation section of primary shaft, secondary shaft, the section of strengthening then with having improved the intensity of shaft when using, spacing section plays the limiting displacement to primary shaft, secondary shaft for the installation distance of fifth wheel, the thread processing of being convenient for is cut out to the sword, the axis position that the locating segment has then guaranteed assembled primary shaft, secondary shaft and fifth wheel is unanimous.

Description

Combined high-strength wheel shaft for robot

Technical Field

The utility model relates to the field of wheel shafts, in particular to a combined high-strength wheel shaft for a robot.

Background

The robot wheel shaft is a system composed of a wheel and a shaft as the name implies, the system can rotate around a coaxial line, and the system is equivalent to a lever system taking an axis as a fulcrum and a radius as a rod. Therefore, the wheel axle can change the torque of the torsion, thereby achieving the purpose of changing the size of the torsion.

The robot wheel axle used at present has the following defects: generally, the axle is integrally machined by turning and grinding a blank, when the axle is small in diameter and long in length, the axle is poor in strength in the using process, namely, the axle is easy to deform under stress or wear, all parts on the axle need to be completely removed, and the whole axle is repaired or replaced, so that the axle is troublesome to disassemble and assemble, and parts with high precision requirements are easy to damage in the disassembling and assembling process, and accordingly, the loss is increased.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the utility model aims to provide a combined high-strength wheel shaft for a robot, which solves the problem of the use of the wheel shaft of the robot.

The technical scheme is as follows: the utility model provides a combined high-strength wheel shaft for a robot, which comprises a first shaft, a second shaft and a connecting wheel, wherein the first shaft and the second shaft are arranged at two ends of the connecting wheel; the structure of the first shaft is the same as that of the second shaft, the first shaft comprises a part mounting section, a connecting section, a reinforcing section, a limiting section, a tool withdrawal groove, a thread section and a positioning section, and the part mounting section, the connecting section, the reinforcing section, the limiting section, the tool withdrawal groove, the thread section and the positioning section are sequentially connected. The first shaft and the second shaft are connected with the connecting wheel through the thread sections at the end parts of the first shaft and the second shaft, and the first shaft, the second shaft and the connecting wheel are arranged in a combined mode, so that when the first shaft, the second shaft or the connecting wheel is deformed or abraded by external force, local dismantling can be performed for maintenance or replacement, the dismounting and the mounting are simple, the maintenance workload of workers is greatly reduced, and the processing cost and the consumption are greatly saved due to split processing and replacement. According to the actual condition of part installation, can carry out the processing of jump ring groove, bearing installation position etc. at the spare part installation section of primary shaft, secondary shaft, the section of strengthening then with having improved the intensity of shaft when using, spacing section is to the primary shaft, the secondary shaft plays the limiting displacement for the installation distance of fifth wheel, the thread processing of being convenient for is cut out to the sword, the axis position that the locating segment has then guaranteed assembled primary shaft, secondary shaft and fifth wheel is unanimous to when having improved its use, the position accuracy of the spare part of installing on it.

Further, the reinforcing section is arranged in a conical table. The diameter of the reinforcing section gradually increases from the position close to the connecting section to the position of the limiting section, so that the strength of the reinforcing section in use is greatly improved.

Furthermore, the positioning section is arranged in a conical table. The shaft axis of the first shaft and the second shaft is matched with the positioning hole in the connecting wheel, and the shaft axis of the first shaft and the second shaft is consistent with the shaft axis of the connecting wheel when the connecting wheel is installed, so that the size precision of the combined type wheel shaft is improved.

Furthermore, a first limiting hole, a first threaded hole, a second tool withdrawal groove, a first positioning hole, a connecting hole, a second positioning hole, a third tool withdrawal groove, a second threaded hole and a second limiting hole are formed in the connecting wheel, and the first limiting hole, the first threaded hole, the second tool withdrawal groove, the first positioning hole, the connecting hole, the second positioning hole, the third tool withdrawal groove, the second threaded hole and the second limiting hole are sequentially arranged. The first limiting hole and the second limiting hole are respectively matched with the limiting sections of the first shaft and the second shaft, and play a role in limiting the installation distance of the first shaft and the second shaft relative to the connecting wheel; the first threaded hole and the second threaded hole are convenient for mounting the threaded sections of the first shaft and the second shaft, and play a role in fixing; the first positioning hole and the second positioning hole are matched with the limiting sections of the first shaft and the second shaft, so that the consistency of the axes of the first shaft, the second shaft and the connecting wheel is ensured, and the overall size precision of the wheel shaft is improved.

Furthermore, the first positioning hole and the second positioning hole are both conical holes. The first positioning hole and the second positioning hole are matched with the positioning sections of the first shaft and the second shaft, and the conical hole and the conical table are arranged, so that the accuracy of the mounting positions of the first shaft and the second shaft is improved.

The technical scheme shows that the utility model has the following beneficial effects: 1) the wheel shafts are arranged in a combined mode, and the first shaft, the second shaft, the wheel shafts and the like are disassembled and assembled separately according to actual use conditions, so that maintenance or replacement is performed, workers can maintain conveniently, and the task load is greatly reduced; 2) the first shaft, the second shaft and the wheel shaft of the wheel shaft are partially replaced or disassembled, so that the processing cost and the loss are reduced; 3) simple structure, the dismouting of being convenient for.

Drawings

FIG. 1 is a cut-away perspective view of the present invention;

FIG. 2 is a front view of the first shaft;

fig. 3 is a cross-sectional view of the fifth wheel.

In the figure: the component mounting structure comprises a first shaft 1, a component mounting section 11, a connecting section 12, a reinforcing section 13, a limiting section 14, a tool withdrawal groove 15, a threaded section 16, a positioning section 17, a second shaft 2, a connecting wheel 3, a first limiting hole 31, a first threaded hole 32, a second tool withdrawal groove 33, a first positioning hole 34, a connecting hole 35, a second positioning hole 36, a third tool withdrawal groove 37, a second threaded hole 38 and a second limiting hole 39.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Example one

As shown in fig. 1, the perspective view of the present invention includes a first shaft 1, a second shaft 2, and a connecting wheel 3, wherein the first shaft 1 and the second shaft 2 are disposed at two ends of the connecting wheel 3; the structure of the first shaft 1 is the same as that of the second shaft 2, the first shaft 1 comprises a part mounting section 11, a connecting section 12, a reinforcing section 13, a limiting section 14, a tool withdrawal groove 15, a threaded section 16 and a positioning section 17, and the part mounting section 11, the connecting section 12, the reinforcing section 13, the limiting section 14, the tool withdrawal groove 15, the threaded section 16 and the positioning section 17 are sequentially connected.

The reinforcing section 13 is a conical table.

The positioning section 17 is arranged as a conical table.

The connecting wheel 3 is internally provided with a first limiting hole 31, a first threaded hole 32, a second tool withdrawal groove 33, a first positioning hole 34, a connecting hole 35, a second positioning hole 36, a third tool withdrawal groove 37, a second threaded hole 38 and a second limiting hole 39, wherein the first limiting hole 31, the first threaded hole 32, the second tool withdrawal groove 33, the first positioning hole 34, the connecting hole 35, the second positioning hole 36, the third tool withdrawal groove 37, the second threaded hole 38 and the second limiting hole 39 are sequentially arranged.

The first positioning hole 34 and the second positioning hole 36 are both tapered holes.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that modifications can be made by those skilled in the art without departing from the principle of the present invention, and these modifications should also be construed as the protection scope of the present invention.

Claims (5)

1. The utility model provides a combination formula high strength shaft for robot which characterized in that: the device comprises a first shaft (1), a second shaft (2) and a connecting wheel (3), wherein the first shaft (1) and the second shaft (2) are arranged at two ends of the connecting wheel (3); the structure of the first shaft (1) is the same as that of the second shaft (2), the first shaft (1) comprises a part mounting section (11), a connecting section (12), a reinforcing section (13), a limiting section (14), a tool withdrawal groove (15), a thread section (16) and a positioning section (17), and the part mounting section (11), the connecting section (12), the reinforcing section (13), the limiting section (14), the tool withdrawal groove (15), the thread section (16) and the positioning section (17) are connected in sequence.

2. The combined high-strength wheel axle for robots as claimed in claim 1, wherein: the reinforcing section (13) is arranged as a conical table.

3. The combined high-strength wheel axle for robots as claimed in claim 1, wherein: the positioning section (17) is arranged as a conical table.

4. The combined high-strength wheel axle for robots as claimed in claim 1, wherein: the connecting wheel (3) is internally provided with a first limiting hole (31), a first threaded hole (32), a second tool withdrawal groove (33), a first positioning hole (34), a connecting hole (35), a second positioning hole (36), a third tool withdrawal groove (37), a second threaded hole (38) and a second limiting hole (39), wherein the first limiting hole (31), the first threaded hole (32), the second tool withdrawal groove (33), the first positioning hole (34), the connecting hole (35), the second positioning hole (36), the third tool withdrawal groove (37), the second threaded hole (38) and the second limiting hole (39) are sequentially arranged.

5. The combined high-strength wheel axle for robots as claimed in claim 4, wherein: the first positioning hole (34) and the second positioning hole (36) are both conical holes.

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