CN204622997U - Compound type Mecanum wheel wheel hub - Google Patents
Compound type Mecanum wheel wheel hub Download PDFInfo
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- CN204622997U CN204622997U CN201520209033.7U CN201520209033U CN204622997U CN 204622997 U CN204622997 U CN 204622997U CN 201520209033 U CN201520209033 U CN 201520209033U CN 204622997 U CN204622997 U CN 204622997U
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- roll support
- support frame
- locating piece
- hub body
- wheel
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Abstract
Compound type Mecanum wheel wheel hub, comprise hub body and multiple roll support frame, the wheel rim of described hub body is provided with connecting interface, and connecting interface is line circumferentially array distribution centered by hub body axis; Connecting interface comprises to be located in hub body and the side plane and at least one being parallel to hub body axis is axially located at the positioning groove of this side plane along hub body; The upper end of roll support frame is provided with roller axis hole, and roll support frame lower end is provided with locating piece, and the bearing of trend of locating piece and roller axle axially bored line direction form an oblique angle; On wheel rim, each connecting interface connects the roll support frame described in, and the locating piece of roll support frame is embedded in the positioning groove on wheel rim, and roll support frame and hub body are fixed; The utility model adopts split combination structure to be convenient to processing, adopts location to be embedded structure and ensure that working accuracy, and the roll support frame of different size specification and hub body can be used to be combined into the Mecanum wheel wheel hub of different size specification.
Description
Technical field
The utility model relates to a kind of compound type Mecanum wheel wheel hub, belongs to omni-directional moving platform directional wheel design field.
Background technology
Mecanum wheel is current widely used a kind of omni-directional wheel mechanism, travel mechanism can be made to have the ability of omnibearing movable through reasonable combination.The wheel rim of Mecanum wheel is uniformly distributed with the little roller of many cydariforms rotated freely, and between roller axis and hub axis, has certain angle.The processing of the wheel hub of Mecanum wheel and the control of precision relatively difficult.If the working accuracy of Mecanum wheel wheel hub can not ensure, then there is the problem that vibrations are large, local pressure is large in the Mecanum wheel processed in rotation process.In order to ensure working accuracy, there are some Mecanum wheel wheel hubs to be utilize the method removing material to process with whole block material, usually adopt the processing of three-dimension process center, this method processing capacity is large, and only have employing machining center to realize, therefore tooling cost is high, is not suitable for batch manufacturing.Also can first make profile blank to reduce processing capacity, then carry out fine limit work, or processing mounting-positioning holes.Patent ZL201420248828.4 proposes the integrated 45 degree of omni-directional wheels of a kind of wheel hub, though the structure proposed in patent forms by casting, the center mounting hole of wheel hub and the working accuracy of roller axis hole ensure also more difficult.In order to reduce processing capacity and tooling cost, have some to have employed split-type design to the design of wheel hub, namely wheel hub comprises hub body and roll support frame, and both are connected into Mecanum wheel wheel hub.This split-type design needs the working accuracy ensureing each part, and location between hub body and roll support frame and assembly precision.As patent ZL201010592883.1 proposes a kind of wheel hub of directional wheel, for the wheel hub of both sides support type, the excircle of described hub body is evenly provided with installation skewed slot, and roll support erection has kerve, and described installation skewed slot and kerve cooperatively interact and interfix.Implement this patent to need to process uniform installation skewed slot on the circumferential surface, and the difficulty of processing installation skewed slot is on the circumferential surface comparatively large, usually will process by the three-dimension process center of advanced person, is not too applicable to batch manufacturing.For another example patent ZL 201420582043.0 proposes a kind of Mecanum wheel wheel hub of midship mounting formula, this patent also needs on the wheel rim of hub body, process uniform location skewed slot, there is the problem of circumference skewed slot working accuracy equally, be also not suitable for batch manufacturing.For another example, patent ZL 201220546988.8 proposes a kind of heavily loaded Omni-mobile wheel, its wheel hub adopts regular prism shape structure, U-shaped support is fixed in wheel hub side, U-shaped support and wheel hub side adopt pin to locate, and namely need to process locating dowel pin nail on side He on U-shaped support, and the dimensional accuracy of dowel hole and position accuracy demand are all very high, if the working accuracy of dowel hole can not ensure, then wheel hub have impact on assembly precision.In technology report in the past, integrated Mecanum wheel wheel hub adopts Mould Machining usually, and a kind of mould can only process a kind of wheel hub of dimensions; Hub body and the roll support frame of split type Mecanum wheel wheel hub are mutually corresponding, can only form a kind of wheel hub of specification.But in practical application, need the Mecanum wheel of a series of different size specification, need the Mecanum wheel wheel hub of different size specification.Therefore, design is a kind of rational in infrastructure, be convenient to batch machining, and the Mecanum wheel wheel hub that can be combined into different size specification is very necessary.At state natural sciences fund youth fund (item number: under support 51205391), the present inventor team is studied further, explore one to be both convenient to batch machining, easily to have ensured working accuracy, may be combined with into again the compound type Mecanum wheel wheel hub of different size specification.
Summary of the invention
The purpose of this utility model is to solve the above problems, and provides one to be both convenient to batch machining, easily to have ensured working accuracy, may be combined with into again the compound type Mecanum wheel wheel hub of different size specification.
The utility model solves the technical scheme that its technical matters adopts:
A kind of compound type Mecanum wheel wheel hub, comprise hub body and multiple roll support frame, it is characterized in that: the wheel rim of described hub body is provided with connecting interface, connecting interface is line circumferentially array distribution centered by hub body axis; Described connecting interface comprises to be located in hub body and the side plane and at least one being parallel to hub body axis is axially located at the positioning groove of this side plane along hub body; The upper end of described roll support frame is provided with roller axis hole, and roll support frame lower end is provided with locating piece, and the bearing of trend of described locating piece and roller axle axially bored line direction form an oblique angle; On wheel rim, each connecting interface connects the roll support frame described in, and the locating piece of roll support frame is embedded in the positioning groove on wheel rim, and roll support frame and hub body are fixed.
Preferably, the central authorities of the side plane on the wheel rim of each described hub body are provided with a positioning groove axially arranged, and the bottom surface of positioning groove is provided with knock hole; Connecting interface comprises above-mentioned side plane, positioning groove and knock hole; Described roll support erection has a baseplane, and described locating piece is located on baseplane, and perpendicular to this baseplane, described locating piece is provided with connecting bore; The bearing of trend of described locating piece and roller axle axially bored line form an oblique angle; Described roll support frame cooperatively interacts with described connecting interface and connects, the locating piece of described roll support frame is embedded in the positioning groove of described wheel rim connecting interface, and the baseplane of roll support frame contacts with the side plane of hub body and realizes locating, knock hole on wheel rim aligns with the connecting bore on roll support frame, and adopts thread connector to connect.
Further preferably, the baseplane of described roll support frame is provided with a locating piece, and the bottom surface of this locating piece is square, and the bias angle that the bearing of trend of described locating piece and roller axle axially bored line are formed is 45 degree.
Preferably, each side plane of described hub body is provided with two axial location grooves be parallel to each other, and be provided with knock hole in the middle of two positioning grooves, described connecting interface comprises the side plane of positive multiple edge body, two positioning grooves and knock hole; The baseplane of described roll support frame is provided with two parallel locating pieces, if the bearing of trend of described locating piece and roller axle axially bored line form an oblique angle, and is provided with connecting bore in the middle of two locating pieces; Described roll support frame cooperatively interacts with described connecting interface and connects, two locating pieces of described roll support frame are embedded in two positioning grooves of wheel rim connecting interface respectively, and the baseplane of roll support frame contacts with the side plane of wheel rim, knock hole on wheel rim aligns with the connecting bore on stay fork, and adopts thread connector to connect.
Described roll support frame pitches for the roll support of both sides support rollers, and described roll support fork epimere is U-shaped fork, and the termination of two ear seats of U-shaped fork is provided with roller axis hole; The baseplane of described U-shaped fork is parallel with roller axle axially bored line, and bearing of trend and the roller axle axially bored line direction of the locating piece on described U-shaped fork baseplane form an oblique angle.
Described roll support frame is the roller intermediate support for midship mounting roller, and the upper end of described roller intermediate support is provided with roller axis hole, and lower end is provided with locating piece, and the bearing of trend of locating piece and roller axle axially bored line direction form an oblique angle.
Preferably, described hub body is positive multiple edge body, using the side of positive multiple edge body as the side plane of connecting interface.
Preferably, in described hub body, the positioning groove of connecting interface is rectangular channel, and the locating piece of the described roll support frame coordinated with it is rectangle locating piece.
Preferably, in described hub body, the positioning groove of connecting interface is T slot, and the locating piece of the described roll support frame coordinated with it is T-shaped locating piece;
Preferably, in described hub body, the positioning groove of connecting interface is dovetail furrow, and the locating piece of the described roll support frame coordinated with it is dovetail shaped.
Preferably, when the positioning groove of hub body is T slot, when the locating piece of roll support frame is T-shaped locating piece; And when described positioning groove is dovetail furrow, described locating piece is for during in dovetail shaped; The locating piece of roll support frame is embedded in the positioning groove of hub body, and axial limiting part is located at the two ends of the wheel rim of hub body, and is linked together with wheel rim, and axial limiting part carries out axial location to roller bracing frame.
Adopt above-mentioned technical scheme, described hub body mainly have employed axial arrangement, is convenient to processing and accuracy guarantee.Especially the axial location groove on wheel rim is more easily processed compared with skewed slot circumferentially, more easily ensures working accuracy; Wheel hub work material can adopt metallic material, as aluminum alloy, also can adopt non-metallic material, as nylon; If hub body adopts aluminum alloy materials, its agent structure, as side and the positioning groove of hub body, and the structure of the part of spoke, Aluminum alloy tensile can be adopted to process, and then process other structures, as connecting bore etc.; Hub body also can adopt aluminium alloy compression casting processing mode to process; Roll support frame can adopt aluminium alloy compression casting mode to process; Then roll support frame is connected with hub body.If the utility model adopts nylon material processing, hub body and bracing frame are connected after injection molding manner also can be adopted to process again.Adopt the utility model to adopt above-mentioned processing mode, be applicable to batch machining, and the precision of processing of hub body and roll support frame part can be ensured.
Adopt above-mentioned technical scheme and structure, the outer rim of hub body is evenly provided with the connecting interface for connecting roll support frame, this connecting interface can ensure the circumference array that roll support frame is center line with hub body axis.When roll support frame is connected with the connecting interface of hub body, the baseplane of roll support frame contacts with the side plane of hub body, ensure that the radial fitted position of roll support frame; The locating piece of roll support frame is embedded in the positioning groove of hub body, and the side of locating piece is subject to the spacing of positioning groove side; After roll support frame connects with hub body, achieve again both location in hub axis direction.Therefore, by above-mentioned technical scheme and structure, assembly precision of the present utility model can be ensured.Therefore, wheel hub of the present utility model is connected by hub body and roll support frame two kinds of vital partss to form, and structure is simple.
Adopt above-mentioned technical scheme and structure, the Mecanum wheel wheel hub of sizes specification can be combined with the hub body of different size and the roll support frame of different size.A kind of roll support frame of specification is adopted to carry out combining from the hub body of different size and may be combined with into different wheel hub of taking turns footpath.A kind of hub body of specification is adopted to carry out combining from the roll support frame of different size and also may be combined with into different wheel hub of taking turns footpath.
As preferably, described connecting interface comprises the side plane being parallel to hub axis and the positioning groove be located on side plane, roll support frame lower end is provided with baseplane, after the locating piece of roll support frame is embedded at described positioning groove, the baseplane of roll support frame contacts with the side plane of wheel hub, both ensure that roll support frame circumferentially uniform, achieve again the radial location of roll support frame relativeatoeterahub body.The wheel rim of hub body is provided with knock hole, and roll support frame is provided with connecting bore, is connected by thread connector, and the axis achieving roll support frame relativeatoeterahub body is fixed with radial.
As further preferred, the bottom surface that described roll support sets up the locating piece had is square, and the bias angle that the bearing of trend of described locating piece and roller axle axially bored line are formed is 45 degree; Adopt this scheme, when roll support frame is connected with hub body, two kinds of tilting modes can be selected, left tiltedly Mecanum wheel wheel hub and the two kinds of combinations of the oblique Mecanum wheel wheel hub in the right side can be formed.
As preferred scheme, the wheel rim of described hub body is positive multiple edge body, and each side of positive multiple edge body is provided with two axial location grooves be parallel to each other, and side plane is provided with knock hole between two positioning grooves; Roll support frame baseplane is provided with two locating pieces, and described roll support frame cooperatively interacts with described connecting interface and connects, and two locating pieces of described roll support frame are embedded in two positioning grooves of wheel rim connecting interface respectively, and are linked together.Adopt this scheme, the locating piece of roll support frame plays the effect of reinforced rib, can improve roll support frame and intensity; And the positioning groove of hub body is distributed in both sides, little to the strength failure of hub body.
As preferred scheme, described positioning groove is T slot, and described locating piece with matching is T-shaped locating piece; Or described positioning groove is dovetail furrow, described locating piece with matching is for being dovetail shaped.The locating piece of such roll support frame from the positioning groove be axially fitted into hub body, and receives spacing in radial direction, only need to carry out wheel hub axial location, just can realize being fixedly connected of roll support frame and hub body.
If described roll support frame is pitch for the roll support of both sides support rollers, after described roll support fork connects with hub body, form both sides support type sectional hub.If described roll support frame is the roller intermediate support for midship mounting roller, after described roller intermediate support connects with hub body, form midship mounting formula sectional hub.
Adopt above-mentioned scheme, some beneficial effect following can be reached: (1) the utility model is connected by hub body and roll support frame two kinds of vital partss to form, and hub body and all available employing Mould Machining of roll support frame, be applicable to batch machining; (2) all available employing Mould Machining of roll support frame and hub body, the working accuracy of part can ensure, the former locating piece is embedded in the positioning groove of the latter, and assembly precision can ensure; (3) adopt the hub body of different size and roll support frame can combine the Mecanum wheel wheel hub of sizes specification, be convenient to form seriation; (4) the roll support frame of identical wheel hub and different forms is adopted, as roll support fork and roller intermediate support carry out the Mecanum wheel wheel hub that combination can form both sides support type and midship mounting formula two kinds of forms.
Accompanying drawing explanation
Fig. 1 is the block diagram of the hub body of the utility model embodiment one;
Fig. 2 is the block diagram of roll support fork embodiment illustrated in fig. 1;
Fig. 3 is the high view of roll support fork embodiment illustrated in fig. 1;
Fig. 4 is the block diagram of the utility model embodiment one;
Fig. 5 is the block diagram of the Mecanum wheel using an assembling embodiment illustrated in fig. 1;
Fig. 6 is the front elevation of the hub body of the utility model embodiment two;
Fig. 7 is the front elevation of the Mecanum wheel using two assemblings embodiment illustrated in fig. 6;
Fig. 8 is the front elevation of the hub body of the utility model embodiment three;
Fig. 9 is the block diagram of the roll support fork of embodiment illustrated in fig. 6 three;
Figure 10 is the high view of the roll support fork of embodiment illustrated in fig. 6 three;
Figure 11 is the block diagram of the left tiltedly Mecanum wheel wheel hub of the utility model embodiment three;
Figure 12 is the block diagram of the right tiltedly Mecanum wheel wheel hub of the utility model embodiment three;
Figure 13 is the block diagram of the hub body of the utility model embodiment four;
Figure 14 is the high view of the roll support fork of the utility model embodiment four;
Figure 15 is the block diagram of the utility model embodiment four;
Figure 16 is the front elevation of the Mecanum wheel using the utility model embodiment four to assemble;
Figure 17 is the block diagram of the hub body of the utility model embodiment five;
Figure 18 is the block diagram of the roll support fork of the utility model embodiment five;
Figure 19 is the front elevation using the utility model embodiment five;
Figure 20 is the block diagram of the Mecanum wheel using the utility model embodiment five to assemble;
Figure 21 is the block diagram of the hub body of the utility model embodiment six;
Figure 22 is the block diagram of the roll support fork of the utility model embodiment six;
Figure 23 is the exploded view of the utility model embodiment six;
Figure 24 is the block diagram of the utility model embodiment seven;
Figure 25 is the block diagram of the right tiltedly Mecanum wheel wheel hub of the utility model embodiment eight;
Figure 26 is the block diagram of the left tiltedly Mecanum wheel wheel hub of the utility model embodiment eight;
Figure 27 is the block diagram of the utility model embodiment nine;
Figure 28 is the block diagram of the roller intermediate support of the utility model embodiment nine;
Figure 29 is the high view of the roller intermediate support of the utility model embodiment nine;
Figure 30 is the block diagram of the roller intermediate support of the utility model embodiment ten;
Figure 31 is the block diagram of the utility model embodiment ten;
Figure 32 is the block diagram of the Mecanum wheel using the utility model embodiment ten to assemble;
Figure 33 is the exploded view of the utility model embodiment 11;
Figure 34 is the block diagram of the utility model embodiment 11;
Figure 35 is the front elevation of the Mecanum wheel using the utility model embodiment 11 to assemble;
Figure 36 is the block diagram of the utility model embodiment 12;
Figure 37 is the front elevation of the Mecanum wheel using the utility model embodiment 12 to assemble;
In figure: 1, hub body 2, roll support fork 3, thread connector 4, roller 5, end-stopping plate 6, nut 7, bolt 8, roller intermediate support 9, shaft block ring 101, wheel rim 102, side plane 103, positioning groove 104, knock hole 105, spoke 106, fixed orifice 107, evagination annulus 108, circlip groove 201, U-shaped fork 202, ear seat 203, roller axis hole 204, locating piece 205, connecting bore 206, baseplane 801, supporting vertical plate 803, roller axle mounting hole 804, locating piece 805 is installed, threaded connection hole 806, bottom end horizontal surface 807, boss 808, screw rod 501, be fixedly connected with hole
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Embodiment one
With reference to accompanying drawing 1 to accompanying drawing 5.
The utility model solves the technical scheme that its technical matters adopts:
The embodiment one of compound type Mecanum wheel wheel hub is a kind of both sides support type Mecanum wheel wheel hubs, comprises hub body 1 and multiple roll support frame, and roll support frame have employed roll support fork 2; As shown in Figure 1, the wheel rim 101 of described hub body 1 is provided with multiple connecting interface, and this connecting interface is line circumferentially array distribution centered by hub body axis; Described connecting interface comprises side plane 102, positioning groove 103 and knock hole 104, described side plane 102 to be located in hub body 1 and to be parallel to hub body 1 axis, described positioning groove 103 is axially located at this side plane 102 central authorities along hub body 1, and described knock hole 104 is located on the bottom surface of positioning groove; As shown in Figure 2,3, the epimere of described roll support fork 2 is U-shaped fork 201, and the termination of two ear seats 202 of U-shaped fork 201 is provided with roller axis hole 203; The baseplane 206 of described U-shaped fork 201 and roller axis hole 203 axis being parallel, the baseplane 206 of described U-shaped fork 201 is provided with locating piece 204, the bearing of trend of described locating piece 204 and roller axis hole 203 axis direction form an oblique angle, in embodiment one, described oblique angle is 45 degree, and described locating piece 204 is perpendicular to this baseplane 206, locating piece 204 is provided with connecting bore 205; As shown in Figure 4, described roll support fork 2 cooperatively interacts with described connecting interface and connects, the locating piece 204 of described roll support fork 2 is embedded in the positioning groove 103 of wheel rim 101 connecting interface, and its baseplane 206 contacts with the side plane 102 of wheel rim 101, the connecting bore 205 that knock hole 104 on wheel rim 101 and roll support are pitched on 2 aligns, and adopts thread connector 3 to connect; Thread connector 3 in embodiment one have employed shoulder screw (namely screw played by plug), and the cylindrical section of shoulder screw and the knock hole 104 of hub body closely cooperate, and can ensure the positioning precision of forward, as Fig. 4; In embodiment one, described positioning groove 103 is rectangular channel, and described locating piece 204 is rectangle locating piece.Be assemblied in by roller 4 after on roll support fork 2, civilian dress has been made into the Mecanum wheel of use the present embodiment one as shown in Figure 5.
Adopt above-mentioned technical scheme, described hub body 1 mainly have employed axial arrangement, is convenient to processing and accuracy guarantee.Especially the axial location groove 103 on wheel rim 101 is more easily processed compared with the skewed slot circumferentially of prior art, more easily ensures working accuracy; The work material of hub body of the present utility model and roll support frame can adopt metallic material, as aluminum alloy, also can adopt non-metallic material, as nylon; If hub body 1 adopts aluminum alloy materials, its agent structure, as side plane 102 and the positioning groove 103 of hub body 1, and the part-structure of spoke 105, Aluminum alloy tensile can be adopted to process, and then process other structures, as connecting bore etc.; Hub body 1 also can adopt aluminium alloy compression casting processing mode to process; Roll support fork 2 can adopt aluminium alloy compression casting mode to process; Then roll support fork 2 is connected with hub body 1.If the utility model adopt nylon material processing, hub body 1 and roll support pitch 2 injection molding manner also can be adopted to process after be connected again.Adopt the utility model to adopt above-mentioned processing mode, be applicable to batch machining, and can ensure that hub body 1 and roll support pitch the precision of the processing of 2 parts.
Adopt above-mentioned technical scheme and structure, the outer rim 101 of the hub body 1 of the present embodiment one is evenly provided with the connecting interface for connecting roll support fork 2, this connecting interface can ensure the circumference array that roll support fork 2 is center line with hub body 1 axis.When roll support fork 2 is connected with the connecting interface of hub body 1, the roll support fork baseplane 206 of 2 contacts with the side plane 102 of hub body 1, ensure that the radial rigging position of roll support fork 2; The locating piece 204 of roll support fork 2 is embedded in the positioning groove 103 of hub body 1, and the side of locating piece 204 is subject to the spacing of positioning groove 103 side; After roll support fork 2 connects with hub body 1, achieve again both location in hub axis direction.Therefore, by above-mentioned technical scheme and structure, assembly precision of the present utility model can be ensured.Wheel hub of the present utility model pitches 2 two kinds of vital partss by hub body 1 and roll support to connect and form, and structure is simple.
Embodiment two
With reference to accompanying drawing 6 to accompanying drawing 7.
Embodiment two is also a kind of both sides support type Mecanum wheel wheel hubs, embodiment two employs the roll support identical with embodiment one and pitches, be with embodiment one difference, the oad of the hub body of embodiment two is less than the hub body of embodiment one, but the positioning groove of hub body connecting interface of embodiment two is identical with embodiment one with the size of the knock hole in positioning groove.Like this, roll support fork is identical with the connection mode of the hub body of the present embodiment two, and the front elevation of assembling the present embodiment two as shown in Figure 6.By this combination, use identical roll support fork and the hub body of different dimensionss, be combined into the Mecanum wheel wheel hub of different size specification.The corresponding roller of Mecanum wheel wheel hub fit on of different size specification, just can form the Mecanum wheel of different-diameter, and Fig. 7 is the front elevation of the both sides support type Mecanum wheel utilizing the present embodiment two to assemble.
Embodiment three
With reference to accompanying drawing 8 to accompanying drawing 12.
Embodiment three is also a kind of both sides support type Mecanum wheel wheel hubs, be with embodiment one difference: described hub body 1 is in positive multiple edge body, side plane 102 using the side of positive multiple edge body as connecting interface, side plane 102 central authorities are provided with a positioning groove 103, as shown in Figure 8; And the baseplane 206 of roll support fork 2 is provided with a locating piece 204, and the bottom surface of this locating piece 204 is square, and the bias angle that the bearing of trend of described locating piece 204 and roller axis hole 203 axis are formed is 45 degree, as shown in Fig. 9,10; When roll support fork 2 connects with hub body 1, locating piece 204 is embedded in the positioning groove 103 in hub body 1, time respectively using two parallel side of locating piece 204 as the locating surface of locating mutually with positioning groove 103 side, the Mecanum wheel wheel hub that oblique and oblique angle, two kinds, left and right is 45 degree can be formed.Figure 11 is left tiltedly Mecanum wheel wheel hub, and Figure 12 is right tiltedly Mecanum wheel wheel hub.
Embodiment four
With reference to accompanying drawing 13 to accompanying drawing 16.
Embodiment four is a kind of both sides support type Mecanum wheel wheel hubs, Figure 13 is the block diagram of its hub body, this hub body 1 is equally in positive multiple edge body, side plane 102 using the side of positive multiple edge body as connecting interface, each side plane 102 of described hub body is provided with two axial location grooves 103 be parallel to each other, described positioning groove is rectangular channel, article two, be provided with knock hole 104 in the middle of positioning groove 103, described connecting interface comprises side plane 102, two positioning grooves 103 and the knock hole 104 of positive multiple edge body.The baseplane 206 of described roll support fork 2 is provided with two parallel locating pieces 204, if the bearing of trend of described locating piece 204 and roller axle axially bored line form an oblique angle, and two locating pieces 204 centres are provided with connecting bore 205, as shown in figure 14.Described roll support fork 2 cooperatively interacts with described connecting interface and connects, two locating pieces 204 of described roll support fork 2 are embedded in two positioning grooves 103 of wheel rim connecting interface respectively, and the roll support fork baseplane 206 of 2 contacts with the side plane 102 of wheel rim 101, the connecting bore 205 that knock hole 104 on wheel rim 101 and roll support are pitched on 2 aligns, and adopt thread connector 3, the present embodiment have employed screw attachment, as shown in figure 15.Figure 16 is the front elevation of the both sides support type Mecanum wheel utilizing the present embodiment four to assemble up.
Embodiment five
With reference to accompanying drawing 17 to accompanying drawing 20.
Embodiment five is a kind of both sides support type Mecanum wheel wheel hubs, its hub body 1 is equally in positive multiple edge body, side plane 102 using the side of positive multiple edge body as connecting interface, each side plane 102 of described hub body is provided with an axial location groove 103, this positioning groove is T slot, this T slot bottom surface is provided with knock hole 104, as shown in figure 17; The baseplane 206 of roll support fork 2 is provided with a locating piece 204, and this locating piece 204 is T-shaped locating piece, and T-shaped locating piece is provided with connecting bore 205, and this connecting bore 205 is tapped bore, as shown in figure 18.The locating piece 204 of roll support fork 2 from the positioning groove 103 be axially fitted into hub body 1, and receives spacing in radial direction, only need the axial location of carrying out wheel hub, just can realize connecting of roll support fork 2 and hub body 1.In embodiment five, thread connector 3 is adopted both to be connected with the connecting bore 205 that roll support pitches 2 through the knock hole 104 of hub body, as shown in figure 19.Figure 20 is the Mecanum wheel using the present embodiment five to be assembled into.
Embodiment six
With reference to accompanying drawing 21 to Figure 23.
Embodiment six is a kind of both sides support type Mecanum wheel wheel hubs, its hub body 1 is similar to the hub body of embodiment five, same in positive multiple edge body shape, each side plane 102 of described hub body is provided with an axial location groove 103, this positioning groove is dovetail furrow, the wheel rim end face of hub body 1 is provided with fixed orifice 106, and described connecting interface comprises side plane 102, positioning groove 103, as shown in figure 21.The cross section of the locating piece 204 on the baseplane 206 of described roll support fork 2 is dovetail form, and the length of locating piece 204 is consistent with the length of hub body 1, as shown in figure 22.Described roll support fork 2 cooperatively interacts with described connecting interface and connects, and the locating piece 204 of described roll support fork 2 is embedded in the positioning groove 103 of the connecting interface of wheel rim 101; The present embodiment uses two to be provided with and is fixedly connected with the end-stopping plate 5 in hole 501 as axial limiting part, is connected in the outside of two end faces of wheel rim 101 respectively; In the present embodiment, bolt 7 is adopted also three to be linked together with nut 6 with the fixed orifice 106 on wheel rim body 1 through the hole 501 that is fixedly connected with on end-stopping plate 5, as shown in figure 23.After the locating piece 204 of dovetail form of the roll support fork 2 of the present embodiment is embedded at dovetail positioning groove 103, then clamp locating piece 204 with the side shield 5 of both sides, be limited in by locating piece 204 in positioning groove 103, like this, roll support is pitched 2 and is fixed in hub body 1.
Embodiment seven
With reference to accompanying drawing 24.
Embodiment seven is a kind of midship mounting formula Mecanum wheel wheel hub, its roll support frame employs roller intermediate support 8, the upper end of described roller intermediate support 8 is supporting vertical plate 801, supporting vertical plate 801 is provided with roller axle mounting hole 803, lower end is provided with installs locating piece 804, the bottom surface of this installation locating piece 804 is provided with threaded connection hole (not shown in FIG.), install bottom surface and roller axle mounting hole 803 axis being parallel of locating piece 804, this installation locating piece 804 direction and roller axle mounting hole axis direction form miter angle.Hub body 1 structure of the present embodiment and the structural similitude of embodiment two, hub body 1 is in positive multiple edge body, and the side of positive multiple edge body is provided with positioning groove 103; During installation, installing locating piece 804 is embedded in the positioning groove 103 of hub body, the bottom surface of installing locating piece 804 contacts with the bottom surface of hub body 1 positioning groove 103, and is linked together by thread connector 3 (the present embodiment have employed screw), as shown in figure 24.
Embodiment eight
With reference to accompanying drawing 25,26.
Embodiment eight is also a kind of midship mounting formula Mecanum wheel wheel hub, and its roll support frame employs roller intermediate support 8, is with embodiment seven difference, and the installation locating piece 804 of the lower end of roller intermediate support 8 is square; The installation locating piece 804 of the present embodiment, its bottom surface is provided with threaded connection hole equally; The installation locating piece 804 of the present embodiment eight and locating piece 204 structural similitude of embodiment three.Because the installation locating piece 804 of the lower end of roller intermediate support 8 is square, so when mounted, install and have two kinds between locating piece 804 and positioning groove 103 and be embedded connection mode, two kinds of oblique Mecanum wheel wheel hubs can be formed.Figure 25 is right tiltedly Mecanum wheel wheel hub, and Figure 26 is right tiltedly Mecanum wheel wheel hub.
Embodiment nine
With reference to accompanying drawing 27 to accompanying drawing 29.
For embodiment nine is also a kind of midship mounting formula Mecanum wheel wheel hub, as shown in figure 27, its integral structure is similar to embodiment eight.Hub body 1 is identical with embodiment eight.Figure 28,29 illustrates the structure of roller intermediate support 8, the installation locating piece 804 of roller intermediate support 8 is square, square central authorities are provided with threaded connection hole 805, connected with hub body by thread connector equally, difference be, installation locating piece 804 has been stretched out in supporting vertical plate 801 lower end of the upper end of roller intermediate support 8, the below of supporting vertical plate 801 forms bottom end horizontal surface 806, and the upper end of supporting vertical plate 801 is provided with symmetrical boss 807, boss 807 place is provided with roller axle mounting hole 803.This design, the intensity of the supporting vertical plate 801 of the upper end of roller intermediate support 8 can be increased, and the length of roller axle mounting hole 803, the bottom end horizontal surface 806 of supporting vertical plate 801 also can be utilized to contact with the side plane 102 of hub body 1 and to realize radial location.Because the installation locating piece 804 of the roller intermediate support 8 of the present embodiment have employed square, the assembling of two kinds of oblique Mecanum wheel wheel hubs can be realized.From Figure 28,29, roller intermediate support 8 is symmetrical with the main diagonal plane of installing locating piece 804, is convenient to adopt Mould Machining.
Embodiment ten
With reference to accompanying drawing 30 to accompanying drawing 32.
Embodiment ten is also a kind of midship mounting formula Mecanum wheel wheel hub, and its integral structure is similar to embodiment eight.Difference is, the bottom surface of the installation locating piece 804 of roller intermediate support 8 is provided with screw rod 808, instead of threaded connection hole, as shown in figure 30.If when being processed the roller intermediate support 8 of the present embodiment ten by injection molding manner, this screw rod 808 can directly and roller intermediate support one-body molded.When assembling, when installation locating piece 804 is embedded at the positioning groove 103 of hub body 1, screw rod 808 penetrates in the knock hole of positioning groove 103 bottom surface, adopts nut 6 fixing as shown in figure 31 from the inner side of wheel rim 101.Figure 32 is the block diagram of the midship mounting formula Mecanum wheel using the present embodiment to be assembled.
Embodiment 11
With reference to accompanying drawing 33 to accompanying drawing 35.
Embodiment 11 is a kind of midship mounting formula Mecanum wheel wheel hub, and Figure 33 is the exploded view of the present embodiment 11, and Figure 34 is the block diagram of the present embodiment 11.In Figure 33, the positioning groove 103 of the present embodiment hub body is dovetail furrow, two end faces of the wheel rim 101 of hub body 1 are provided with evagination annulus 107, and evagination annulus 107 is provided with circlip groove 108 near wheel rim 101 place; The installation locating piece 804 of roller intermediate support 8 is in dovetail shaped, and the length of installing locating piece 804 is consistent with wheel rim 101 width of wheel rim body 1; When roller intermediate support 8 is assembled with hub body 1, the installation locating piece 804 of roller intermediate support 8 is inlaid in dovetail form positioning groove 103 from the axis of hub body, when roller intermediate support 8 is all embedded after in hub body 1, be installed on shaft block ring 9 in the circlip groove 108 of the evagination annulus 107 in hub body 1.Ensure that radial location by dovetail form mosaic texture, the shaft block ring 9 of both sides achieves the axial location to installing locating piece 804 as axial limiting part.The present embodiment does not use thread connector, and part kind only has three kinds, and part kind is few.Figure 35 is the midship mounting formula Mecanum wheel using the present embodiment assembling.
Embodiment 12
With reference to accompanying drawing 36 to accompanying drawing 37.
Embodiment 12 is a kind of midship mounting formula Mecanum wheel wheel hub, and the present embodiment is identical with embodiment 11 structure, and Figure 36 is the block diagram of the present embodiment.The present embodiment 12 have employed identical hub body with embodiment 11, and its roller intermediate support 8 have employed dovetail form equally and installs locating piece; Difference is, the supporting vertical plate of its upper end is longer than the supporting vertical plate of embodiment 11.Therefore, from the present embodiment, when hub body is constant, use the roller intermediate support of different size specification, the Mecanum wheel wheel hub of sizes specification can be combined into.As shown in figure 37, obviously, the diameter of Mecanum wheel shown in Figure 37 is greater than the diameter of Mecanum wheel shown in Figure 35 to the front elevation of the midship mounting formula Mecanum wheel utilizing the present embodiment to be assembled.
The utility model is a kind of knockdown Mecanum wheel wheel hub, combined by hub body and roll support frame two kinds of vital partss, the wheel rim of hub body of the present utility model is provided with uniform axial location groove, and roll support frame is provided with tilting locating piece, thisly this formula location structure that is embedded is utilized to ensure that assembly precision of the present utility model.Structure is embedded for this, positioning groove and locating piece can be replaced, axial locating piece can be provided with on the wheel rim of hub body, the roll support frame coordinated with it is provided with tilting positioning groove, being embedded structure and can ensureing accurate location equally of this displacement.The structure that is embedded after this displacement can be considered equivalent technologies means of the present utility model.In embodiment four as shown in the utility model Figure 13 to Figure 16, the side plane of the connecting interface of its hub body is provided with two positioning grooves, and the baseplane of roll support frame is provided with two locating pieces; Adopt this structure, the centre portion that in hub body, two positioning grooves separate can be considered a new definition block, and roll support frame defines a tilting new definition groove between two locating pieces; Utilize two medial surfaces of the two sides of new definition block and new definition groove can realize accurate location.
Installation connection mode of the present utility model can have various ways, can adopt center positioning hole as similar in embodiment one and flange connection, as shown in Figure 4, also can adopt the mode of the key connecting that embodiment two is similar, as shown in Figure 6.The design of spoke architecture of the present utility model also can have multiple design plan under proof strength with the prerequisite being convenient to be connected, as Fig. 4,6 illustrates different spoke architecture forms.The number of the connecting interface of hub body of the present utility model is the number of the roller of formed Mecanum wheel, selection and the Mecanum wheel of the number of usual roller are taken turns footpath size and carry size relevant, and the utility model does not limit the number of this connecting interface.The bias angle that the bearing of trend of the locating piece of roll support frame of the present utility model and roller axle axially bored line are formed is the oblique angle of Mecanum wheel roller, conventional oblique angle is 45 degree, also can select 30 degree, 60 degree etc., the utility model does not limit this oblique angle.Certainly, if roll support frame of the present utility model will realize both can forming left tiltedly wheel hub with hub body, right tiltedly wheel hub can be formed again, and when tiltedly wheel hub and the oblique wheel hub in the right side use in pairs on same mobile platform on this left side, this oblique angle of requirement is needed to be 45 degree, the roll support frame as shown in embodiment three, embodiment nine and embodiment ten.
By the structure of above-mentioned 12 embodiments, describe the mode of the technical solution of the utility model in concrete enforcement further.Adopt the technical solution of the utility model, following advantage and beneficial effect can be embodied.The utility model is connected by hub body and roll support frame two kinds of vital partss to form, and hub body and all available employing Mould Machining of roll support frame, be applicable to batch machining; The all available employing Mould Machining of roll support frame and hub body, the working accuracy of part can ensure, what both adopted locating piece and positioning groove is embedded structure, and assembly precision can ensure; Adopt the hub body of different size and roll support frame can be combined into the Mecanum wheel wheel hub of sizes specification, be convenient to form seriation; Adopt identical wheel hub and the roll support frame of different forms, as roll support fork and roller intermediate support, carry out combining the Mecanum wheel wheel hub that can form both sides support type and midship mounting formula two kinds of forms.
Content described in this specification sheets embodiment is only enumerating the way of realization of inventive concept; should not being regarded as of protection domain of the present utility model is only limitted to the concrete form that embodiment is stated, protection domain of the present utility model also and conceive the equivalent technologies means that can expect according to the utility model in those skilled in the art.
Claims (10)
1. compound type Mecanum wheel wheel hub, comprise hub body and multiple roll support frame, it is characterized in that: the wheel rim of described hub body is provided with connecting interface, connecting interface is line circumferentially array distribution centered by hub body axis; Described connecting interface comprises to be located in hub body and the side plane and at least one being parallel to hub body axis is axially located at the positioning groove of this side plane along hub body; The upper end of described roll support frame is provided with roller axis hole, and roll support frame lower end is provided with locating piece, and the bearing of trend of described locating piece and roller axle axially bored line direction form an oblique angle; On wheel rim, each connecting interface connects the roll support frame described in, and the locating piece of roll support frame is embedded in the positioning groove on wheel rim, and roll support frame and hub body are fixed.
2. compound type Mecanum wheel wheel hub according to claim 1, is characterized in that: the central authorities of the side plane on the wheel rim of each described hub body are provided with a positioning groove axially arranged, and the bottom surface of positioning groove is provided with knock hole; Connecting interface comprises above-mentioned side plane, positioning groove and knock hole; Described roll support erection has a baseplane, and described locating piece is located on baseplane, and perpendicular to this baseplane, described locating piece is provided with connecting bore; The bearing of trend of described locating piece and roller axle axially bored line form an oblique angle; Described roll support frame cooperatively interacts with described connecting interface and connects, the locating piece of described roll support frame is embedded in the positioning groove of described wheel rim connecting interface, and the baseplane of roll support frame contacts with the side plane of hub body and realizes locating, knock hole on wheel rim aligns with the connecting bore on roll support frame, and adopts thread connector to connect.
3. compound type Mecanum wheel wheel hub according to claim 2, it is characterized in that: the baseplane of described roll support frame is provided with a locating piece, and the bottom surface of this locating piece is square, and the bias angle that the bearing of trend of described locating piece and roller axle axially bored line are formed is 45 degree.
4. compound type Mecanum wheel wheel hub according to claim 1, it is characterized in that: each side plane of described hub body is provided with two axial location grooves be parallel to each other, article two, be provided with knock hole in the middle of positioning groove, described connecting interface comprises the side plane of positive multiple edge body, two positioning grooves and knock hole; The baseplane of described roll support frame is provided with two parallel locating pieces, if described locating piece bearing of trend and roller axle axially bored line form an oblique angle, and is provided with connecting bore in the middle of two locating pieces; Described roll support frame cooperatively interacts with described connecting interface and connects, two locating pieces of described roll support frame are embedded in two positioning grooves of wheel rim connecting interface respectively, and the baseplane of roll support frame contacts with the side plane of wheel rim, knock hole on wheel rim aligns with the connecting bore on stay fork, and adopts thread connector to connect.
5. compound type Mecanum wheel wheel hub according to claim 1, it is characterized in that: described roll support frame pitches for the roll support of both sides support rollers, described roll support fork epimere is U-shaped fork, and the termination of two ear seats of U-shaped fork is provided with roller axis hole; The baseplane of described U-shaped fork is parallel with roller axle axially bored line, and the locating piece bearing of trend on described U-shaped fork baseplane and roller axle axially bored line direction form an oblique angle.
6. compound type Mecanum wheel wheel hub according to claim 1, it is characterized in that: described roll support frame is the roller intermediate support for midship mounting roller, the upper end of described roller intermediate support is provided with roller axis hole, lower end is provided with locating piece, and locating piece bearing of trend and roller axle axially bored line direction form an oblique angle.
7. compound type Mecanum wheel wheel hub according to claim 1, is characterized in that: described hub body is positive multiple edge body, using the side of positive multiple edge body as the side plane of connecting interface.
8. compound type Mecanum wheel wheel hub according to claim 1, is characterized in that: in described hub body, the positioning groove of connecting interface is rectangular channel, the locating piece of the described roll support frame coordinated with it is rectangle locating piece.
9. compound type Mecanum wheel wheel hub according to claim 1, is characterized in that: in described hub body, the positioning groove of connecting interface is T slot, the locating piece of the described roll support frame coordinated with it is T-shaped locating piece; Or described positioning groove is dovetail furrow, the locating piece of the described roll support frame coordinated with it is dovetail shaped.
10. the compound type Mecanum wheel wheel hub according to claim 1 or 9, is characterized in that: when the positioning groove of hub body is T slot, when the locating piece of the roll support frame coordinated with it is T-shaped locating piece; And when described positioning groove is dovetail furrow, the described locating piece coordinated with it is for during in dovetail shaped; The locating piece of roll support frame is embedded in the positioning groove of hub body, and axial limiting part is located at the two ends of the wheel rim of hub body, and is linked together with wheel rim, and axial limiting part carries out axial location to roller bracing frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201520209033.7U CN204622997U (en) | 2015-04-08 | 2015-04-08 | Compound type Mecanum wheel wheel hub |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520209033.7U CN204622997U (en) | 2015-04-08 | 2015-04-08 | Compound type Mecanum wheel wheel hub |
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| CN204622997U true CN204622997U (en) | 2015-09-09 |
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| CN201520209033.7U Active CN204622997U (en) | 2015-04-08 | 2015-04-08 | Compound type Mecanum wheel wheel hub |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104723791A (en) * | 2015-04-08 | 2015-06-24 | 中国矿业大学 | Combined Mecanum wheel hub |
| CN112874650A (en) * | 2021-01-23 | 2021-06-01 | 张海丽 | Battlefield transportation machine |
-
2015
- 2015-04-08 CN CN201520209033.7U patent/CN204622997U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104723791A (en) * | 2015-04-08 | 2015-06-24 | 中国矿业大学 | Combined Mecanum wheel hub |
| CN104723791B (en) * | 2015-04-08 | 2017-02-01 | 中国矿业大学 | Combined Mecanum wheel hub |
| CN112874650A (en) * | 2021-01-23 | 2021-06-01 | 张海丽 | Battlefield transportation machine |
| CN112874650B (en) * | 2021-01-23 | 2021-12-14 | 福建卓航特种设备有限公司 | Battlefield transportation machine |
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