Omnidirectional wheel with rotor motor
Technical Field
The utility model relates to a from omniwheel of taking rotor motor.
Background
With the wide application of robots at home and abroad, the walking and steering modes and methods of the robots are continuously updated, and the most common mode is to adopt omnidirectional wheels, so that the robots are widely and deeply advocated due to small turning radius, simple structure and wide application range.
However, the driving mode of the omni wheel on the market at present is mostly divided into two single and independent parts, namely the wheel is the wheel, the motor is the motor, the structure is complex, the use is inconvenient, the existence of integrating the wheel and the motor into a whole is lacked, the omni wheel cannot be driven by the motor, and the omni wheel cannot be an independent electric omni wheel.
SUMMERY OF THE UTILITY MODEL
The utility model discloses improve above-mentioned problem, promptly the to-be-solved technical problem of the utility model is to provide a from omniwheel of taking rotor motor, simple structure and convenient to use.
The utility model discloses a constitute like this, it is including the motor cover and the motor casing that from top to bottom set gradually, the motor casing outside is equipped with extension board, wheelset structure and extension board down from top to bottom in proper order the cover, and the setting element runs through motor cover and motor casing in proper order and locks and pay.
Further, the wheelset structure is surrounded by a plurality of wheelsets concatenation and is constituteed for the annular, and every wheelset includes the support, the support both sides are provided with bull wheel grain and steamboat grain respectively, steamboat grain below is provided with the high density foaming colloid of installing on the support.
Furthermore, wheel grain fastening studs are arranged on the upper portions of the two sides of the support and used for mounting large wheel grains and small wheel grains respectively, stud screw holes are formed in the middle of the wheel grain fastening studs, and fastening pieces used for limiting the large wheel grains or the small wheel grains are arranged in the stud screw holes.
Further, a first inner liner is arranged inside the large wheel grain, a first bearing is arranged in the first inner liner, and a first outer liner is arranged outside the large wheel grain; a second lining is arranged inside the small wheel grain, a second bearing is arranged in the second lining, and a second outer lining is arranged outside the small wheel grain.
Furthermore, the lower parts of the two sides of the support are respectively provided with a support opposite-inserting female port and a support opposite-inserting male column for connecting the adjacent supports.
Furthermore, the lower parts of the front and the back of the bracket are symmetrically provided with bracket positioning bosses, and the side part of each bracket positioning boss is provided with a bracket positioning column.
Further, motor casing week side interval is provided with a plurality of motor casing recesses, the diameter on motor casing upper portion is less than the diameter of motor casing lower part, and the up end of motor casing lower part is motor casing terminal surface.
Furthermore, the upper support plate and the lower support plate are the same in structure, the upper support plate is annular, the inner ring of the upper support plate is provided with support plate inner ring convex teeth matched with the motor casing groove, and the upper support plate is provided with a plurality of support plate positioning holes and support plate positioning grooves.
Further, motor cover locating holes are formed in the edges of the motor covers.
Compared with the prior art, the utility model discloses following beneficial effect has: the device combines an omnidirectional wheel and a motor into a whole to be an independent electric omnidirectional wheel, firstly, large wheel particles and small wheel particles are arranged on wheel particle fastening studs on two sides of a support and are fixed through fasteners to form wheel sets, and then a plurality of wheel sets are spliced into an annular wheel set structure through the splicing and matching of a support splicing female port and a support splicing male post; during assembly, firstly, the convex teeth of the inner ring of the support plate of the lower support plate are pushed into the motor groove on the periphery of the motor shell in an aligning way, and the convex teeth of the inner ring of the support plate and the motor groove form limiting; then the wheel set structure is sleeved, and then the convex teeth of the inner ring of the support plate of the upper support plate are pushed into the motor groove on the periphery of the motor shell in an aligning manner; at the moment, a support plate positioning hole and a support plate positioning groove on the upper support plate and the lower support plate respectively form a limiting structure with a support positioning column and a support positioning boss on the wheel set structure; and finally, placing the motor cover at the upper end of the motor shell and fastening the motor cover by using a positioning piece. The device has the advantages of simple structure, convenient operation and wide application prospect.
Drawings
FIG. 1 is an exploded view of the overall structure of the embodiment of the present invention;
fig. 2 is a schematic structural view of a motor casing with a rotor motor according to an embodiment of the present invention;
fig. 3 is a schematic structural view of an upper supporting plate according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a wheel set according to an embodiment of the present invention;
FIG. 5 is a cross-sectional view of a wheel assembly according to an embodiment of the present invention;
FIG. 6 is a schematic view of a bracket structure of the wheel set of the present invention;
fig. 7 is a schematic structural diagram of a motor cover according to an embodiment of the present invention;
in the figure: 1-a motor casing; 11-motor case bulge; 12-motor housing recess; 13-motor housing bottom end face;
2-an upper support plate; 21-support plate inner ring convex teeth; 22-a support plate positioning groove; 23-support plate positioning holes;
3-wheel set; 31-a scaffold; 311-bracket positioning boss; 312-a granule fastening stud; 313-stud screw hole; 314-cradle bayonet male post; 315-bracket opposite plug female port; 316-bracket groove; 317-a bracket limiting surface; 318-support location posts;
32-high density foamed gel;
33-macroparticles, 331-first liner; 332 — a first outer liner; 333-a first bearing;
34-small wheel grain; 341-second liner; 342-a second outer liner; 343-a second bearing;
35-a fastener;
4-motor cover; 41-motor cover positioning holes;
5-positioning piece, 6-lower support plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Example (b): as shown in fig. 1 to 7, in this embodiment, an omni wheel with a rotor motor is provided, including motor cover 4 and motor casing 1 that set gradually from top to bottom, extension board 2, wheelset structure and lower extension board 6 are overlapped in proper order from top to bottom to the motor casing outside, and setting element 5 runs through motor cover and motor casing in proper order and locks and pay.
In this embodiment, the wheel set structure is formed by splicing and encircling a plurality of wheel sets 3 into a ring shape, each wheel set comprises a support 31, large wheel particles 33 and small wheel particles 34 are respectively arranged on two sides of the support, and high-density foaming colloid 32 arranged on the support is arranged below the small wheel particles;
the lower part of the bracket side can be provided with a bracket groove 316 for installing high-density foaming colloid; the bracket is also provided with a bracket limiting surface 317 which is positioned above the supporting plate positioning hole and the supporting plate positioning groove.
Wheel grain fastening studs 312 are arranged at the upper parts of the two sides of the bracket and are respectively used for mounting large wheel grains and small wheel grains, stud screw holes 313 are arranged in the middle parts of the wheel grain fastening studs, and fastening pieces 35 for limiting the large wheel grains or the small wheel grains are arranged in the stud screw holes; the fasteners may be screws or rivets.
In this embodiment, a first inner liner 331 is disposed inside the large wheel grain, a first bearing 333 is disposed inside the first inner liner, and a first outer liner 332 is disposed outside the large wheel grain; a second inner lining 341 is arranged inside the small wheel grain, a second bearing 343 is arranged inside the second inner lining, and a second outer lining 342 is arranged outside the small wheel grain.
In this embodiment, the lower portions of the two sides of the bracket are respectively provided with a bracket opposite-insertion female opening 315 and a bracket opposite-insertion male post 314 for connecting the adjacent brackets.
In this embodiment, the front and rear lower parts of the bracket are symmetrically provided with bracket positioning bosses 311, and the side part of each bracket positioning boss is provided with a bracket positioning column 318.
The upper support plate and the lower support plate are the same in structure, the upper support plate is annular, the inner ring of the upper support plate is provided with support plate inner ring convex teeth 21 matched with the grooves of the motor casing, the upper support plate is provided with a plurality of support plate positioning holes 23 and support plate positioning grooves 22, and the support plate positioning holes and the support plate positioning grooves can be arranged in a staggered mode.
The support positioning boss is matched with the support plate positioning groove on the upper support plate or the lower support plate for limiting, and the support positioning column is matched with the support plate positioning hole on the upper support plate or the lower support plate for limiting.
It is worth to be noted here that only a support plate positioning hole or a support plate positioning groove can be arranged on the upper support plate and the lower support plate, and only a support positioning column or a support positioning boss needs to be arranged at a corresponding position on the support; of course, the support plate positioning hole and the support plate positioning groove can be formed in the upper support plate and the lower support plate at the same time, and the support positioning column and the support positioning boss need to be correspondingly arranged on the support.
In this embodiment, a plurality of motor casing grooves 12 are arranged around the motor casing at intervals, and a motor casing protrusion 11 is arranged between adjacent motor casing grooves, so that the motor casing convex groove is matched with the support plate inner ring convex tooth for limiting; the diameter of the upper part of the motor shell is smaller than that of the lower part of the motor shell, and the upper end face of the lower part of the motor shell, which exceeds the upper part of the motor shell, is a motor bottom shell end face 13.
In this embodiment, motor cover 4 edge is equipped with motor cover locating hole 41, the motor casing up end is equipped with the hole site for the hole site that the setting element runs through motor cover locating hole and motor casing up end carries out the lock and pay fixedly.
In this embodiment, the motor drive device may be provided inside the motor case.
In this embodiment, the positioning element may be a bolt or a screw.
In the embodiment, during assembly, firstly, the large wheel grain and the small wheel grain which are subjected to injection molding are respectively arranged on the wheel grain fastening studs corresponding to the two sides of the bracket, and are locked and fixed through stud screw holes by using fasteners; then, unscrewing the positioning piece, and taking down the motor cover from the motor shell; aligning the support plate inner ring convex teeth of the lower support plate with the motor groove on the periphery of the motor shell, sleeving the lower support plate outside the motor shell and pushing the lower support plate downwards to enable the lower surface of the lower support plate to be abutted against the bottom end surface of the motor; a plurality of wheel sets are connected in a front-back opposite insertion mode through the matching of the support opposite insertion female port and the support opposite insertion male column structure to form an annular wheel set structure, the wheel set structure is sleeved outside the motor shell and pushed to be abutted against the upper surface of the lower support plate, and the support positioning column and the support positioning boss on the lower side of the wheel set structure are respectively clamped into the support plate positioning hole and the support plate positioning groove of the lower support plate; the convex teeth of the inner ring of the support plate of the upper support plate are aligned with the motor groove on the periphery of the motor shell and pushed in, so that the support plate positioning hole and the support plate positioning groove of the lower support are respectively matched with the support positioning column and the support positioning boss on the lower side of the wheel set structure and are limited; and finally, covering the motor cover, and fixing the motor cover and the motor shell by adopting a positioning piece.
Any technical solution disclosed in the present invention is, unless otherwise stated, disclosed a numerical range if it is disclosed, and the disclosed numerical range is a preferred numerical range, and any person skilled in the art should understand that: the preferred ranges are merely those values which are obvious or representative of the technical effect which can be achieved. Because numerical value is more, can't be exhaustive, so the utility model discloses just disclose some numerical values with the illustration the technical scheme of the utility model to, the numerical value that the aforesaid was enumerated should not constitute right the utility model discloses create the restriction of protection scope.
Also, above-mentioned the utility model discloses if disclose or related to mutually fixed connection's spare part or structure, then, except that other the note, fixed connection can understand: a detachable fixed connection (for example using bolts or screws) is also understood as: non-detachable fixed connections (e.g. riveting, welding), but of course, fixed connections to each other may also be replaced by one-piece structures (e.g. manufactured integrally using a casting process) (unless it is obviously impossible to use an integral forming process).
In addition, the terms used in any aspect of the present disclosure as described above to indicate positional relationships or shapes include similar, analogous, or approximate states or shapes unless otherwise stated.
The utility model provides an arbitrary part both can be assembled by a plurality of solitary component parts and form, also can be the solitary part that the integrated into one piece technology was made.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.