CN204296906U - A kind of Three Degree Of Freedom wheel carries out Multi-purpose mechanical leg - Google Patents

A kind of Three Degree Of Freedom wheel carries out Multi-purpose mechanical leg Download PDF

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Publication number
CN204296906U
CN204296906U CN201420767422.7U CN201420767422U CN204296906U CN 204296906 U CN204296906 U CN 204296906U CN 201420767422 U CN201420767422 U CN 201420767422U CN 204296906 U CN204296906 U CN 204296906U
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China
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gear
ball bearing
deep groove
groove ball
axle
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CN201420767422.7U
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黄桂德
金祖飞
蒋林
刘晓磊
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Shenzhen Beiteer robot Co Ltd
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SHENZHEN BEITEER ELECTROMECHANICAL Co Ltd
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Abstract

A kind of Three Degree Of Freedom wheel carries out Multi-purpose mechanical leg, comprise left side gear assembly, intermediate gear assemblies, the right gear assembly and track assembly, 3rd left side gear (4) of described left side gear assembly is meshed with second idler gear (23) of intermediate gear assemblies, on the right of first idler gear (6) and the 3rd of the right gear assembly the of intermediate gear assemblies, gear (9) is meshed, first gear (33) of intermediate gear assemblies is connected by the first Elastic leather belt (17) is parallel with second gear (54) of track assembly, 3rd gear (7) of intermediate gear assemblies is connected by the second Elastic leather belt (15) is parallel with the 4th gear (18) of track assembly, shoulder joint upper bracket (31) and upper shoulder joint lower carriage (16) is also connected with between described intermediate gear assemblies and track assembly.The utility model has wheel crawler belt compound leg, power concentration at end and main joint is the advantages such as the axle of 3 layers.

Description

A kind of Three Degree Of Freedom wheel carries out Multi-purpose mechanical leg
Technical field
The utility model relates to Lun Lv travel mechanism technical field, and a kind of Three Degree Of Freedom wheel carries out Multi-purpose mechanical leg specifically.
Background technology
Wheel type mobile and crawler-type mobile combine by wheel-track combined travel mechanism, fully utilized that wheel type mobile mode is flexible, working space is little, the speed of travel is fast and operating efficiency is high and crawler-type mobile mode grounding pressure is little, have had the advantage of good obstacle climbing ability and good environmental suitability.Adopt compound travel mechanism can take into account the advantage of above-mentioned single travel mechanism, the deficiency that single travel mechanism exists can be eliminated again, improve the adaptive capacity to environment of robot, Ye Shi robot has the ability of leaping over obstacles better, wheel combined mobile robot is widely used in fields such as anti-terror explosive removing, disaster relief, environment-protecting clean, agricultural production and scientific researches, is thus subject to the extensive concern of domestic and international scientific research personnel.
At present, about the research of the robot for the compound travel mechanism under specific environment, existing relevant research both at home and abroad.Multi-function robot (the Maeda Y Tsutani S of such as Y.Maeda etc., Hagihara S.Prototype of rnultifunctional robot vehicle.In:Proc.of Int.Conf. on Advanced Robotics, 1985:421-428) and the CLIMBER (Wang Ting of Chinese Academy of Sciences Shenyang Institute of Automation development, Wang Yuechao, Zhao Yiwen. the development of multimachine structure composite intelligent mobile robot .robot ,2004 ,26 (4) :289-294), for the robot of compound travel mechanism has done useful exploration under the non-structure environment of complexity in walking, achieve certain achievement in research, but the robot of Combined moving mechanism due to the free degree many, structure and control complexity, efficiency low conversion rate, and poor to complex road surface adaptive ability.
Utility model content
The purpose of this utility model has the simple and concentration of energy of good adaptive ability, structure for complex road surface and carry out Multi-purpose mechanical leg for the design of above-mentioned present situation is a kind of at the Three Degree Of Freedom wheel of end.
A kind of Three Degree Of Freedom wheel carries out Multi-purpose mechanical leg, comprise left side gear assembly, intermediate gear assemblies, the right gear assembly and track assembly, 3rd left side gear of described left side gear assembly is meshed with the second idler gear of intermediate gear assemblies, on the right of first idler gear of intermediate gear assemblies and the 3rd of the right gear assembly the, gear is meshed, first gear of intermediate gear assemblies is connected by the first Elastic leather belt is parallel with the second gear of track assembly, and the 3rd gear of intermediate gear assemblies is connected by the second Elastic leather belt is parallel with the 4th gear of track assembly; Described first Elastic leather belt and the first degree of tightness gear form degree of tightness transmission device, give the second gear power transmission; Described second Elastic leather belt and the second degree of tightness gear form degree of tightness transmission device, give the 4th gear power transmission; Shoulder joint upper bracket and upper shoulder joint lower carriage is also connected with between described intermediate gear assemblies and track assembly.
Described left side gear assembly, comprising left side motor is arranged on the fixed mount of the left side, left side fixed mount is arranged on base plate, left side horse dish is arranged on the horse dish seat of the left side, first left side gear is arranged on the axle of left side horse dish concentrically, second left side gear is connected by left side belt is parallel with the first left side gear, and the 3rd left side gear and the second left side gear are connected concentrically by the axle of same round end flat key and left side motor and are realized synchronous axial system.
Described the right gear assembly, comprising the right motor is arranged on the fixed mount of the right, the right fixed mount is arranged on base plate, the right horse dish is arranged on the horse dish seat of the right, on the right of in the of first, gear is arranged on the axle of the right horse dish concentrically, on the right of in the of first, gear is connected by the right of the right belt and second, gear is parallel, and on the right of in the of the 3rd, on the right of gear and second, gear is connected concentrically by the axle of same round end flat key and the right motor and is realized synchronous axial system.
Described intermediate gear assemblies, comprising middle motor is arranged on middle fixed mount, middle fixed mount is arranged on base plate, the upper end of shaft coupling is connected concentrically by the axle of round end flat key and middle motor, the lower end of shaft coupling is connected concentrically by the upper end of round end flat key and interior axle, and the lower end of interior axle is connected concentrically by round end flat key and the 3rd gear and drives the 3rd gear synchronous to rotate; Described interior axle outer cover is provided with central hollow axle, the upper end of central hollow axle and the second idler gear are connected and synchronous axial system by screw and straight pin, the lower end of central hollow axle and the first gear are connected and synchronous axial system by screw and straight pin, and central hollow axle outside is also arranged with fixed mount and outer hollow axle; The upper end of the first idler gear, upper shoulder joint upper bracket left end and outer hollow axle is connected concentrically by screw and straight pin; The lower end of outer hollow axle and the left end of upper shoulder joint lower carriage are connected concentrically by screw and straight pin, outer hollow axle, upper shoulder joint upper bracket and upper shoulder joint lower carriage form upper shoulder joint, and the right motor drives upper shoulder joint to rotate around central hollow axle.
Described track assembly, comprise crawler belt joint upper cover plate, crawler belt joint lower cover, major axis, minor axis, big roller, trundle, crawler belt, the second gear and the 4th gear, described crawler belt joint upper cover plate is connected by link with crawler belt joint lower cover, the large end of crawler belt joint upper cover plate and crawler belt joint lower cover is provided with big roller, major axis one end is connected with crawler belt joint upper cover plate, and the other end is connected with crawler belt joint lower cover through big roller; The small end of crawler belt joint upper cover plate and crawler belt joint lower cover is provided with trundle, and minor axis one end is connected with crawler belt joint upper cover plate, and the other end is connected with crawler belt joint lower cover through trundle; 4th gear is connected concentrically by the round end flat key of round end flat key groove and the lower end of major axis being arranged in major axis lower end, T-shaped hollow cylinder on the large end of the second gear and crawler belt joint lower cover is connected by screw and straight pin, and the second gear drive crawler belt joint is rotated around major axis; Big roller drives trundle to rotate by crawler belt.
Be connected by the first deep groove ball bearing between the lower end of central hollow axle inner surface and the outer surface of interior axle lower end second segment axle, be connected by the second deep groove ball bearing between the upper end of central hollow axle inner surface and the outer surface of interior axle upper end second segment axle; Be connected by the 3rd deep groove ball bearing between the lower end of the outer surface of central hollow axle upper end hollow cylinder and the lower end of fixed mount inner surface, be connected by the 4th deep groove ball bearing between the upper end of the outer surface of central hollow axle upper end hollow cylinder and the upper end of fixed mount inner surface; Be connected by the 5th deep groove ball bearing between the lower end of the outer surface of central hollow axle lower end hollow cylinder and the lower end of outer hollow axle inner surface, be connected by the 6th deep groove ball bearing between the upper end of the outer surface of central hollow axle lower end hollow cylinder and the upper end of outer hollow axle inner surface.
Second shaft shoulder of interior axle lower end is close in the upper surface of the first deep groove ball bearing inner ring, and the circlip for shaft of the 4th circlip for shaft groove being arranged in axle lower end is close in the lower surface of the first deep groove ball bearing inner ring; The groove surface of central hollow axle inner surface lower end is close in the upper surface of the first deep groove ball bearing outer ring, and the groove surface of the annular groove on the first gear is close in the lower surface of the first deep groove ball bearing outer ring.
The circlip for shaft of the 5th circlip for shaft groove being arranged in axle upper end is close in the upper surface of the second deep groove ball bearing inner ring, and second shaft shoulder of interior axle upper end is close in the lower surface of the second deep groove ball bearing inner ring; The circlip for shaft of the 3rd circlip for shaft groove being arranged in central hollow axle upper inner is close in the upper surface of the second deep groove ball bearing outer ring, and the groove surface of central hollow axle upper inner is close in the lower surface of the second deep groove ball bearing outer ring.
The upper surface of the cylinder boss on central hollow axle is close in the lower surface of the 3rd deep groove ball bearing inner ring, and the groove surface of fixed mount inner surface lower end is close in the upper surface of the 3rd deep groove ball bearing outer ring.
The circlip for shaft of the second circlip for shaft groove being arranged in central hollow axle outer surface upper end is close in the upper surface of the 4th deep groove ball bearing inner ring, and the groove surface of fixed mount upper inner is close in the lower surface of the 4th deep groove ball bearing outer ring.
The circlip for shaft of the first circlip for shaft groove being arranged in central hollow axle outer surface upper and lower side is close in the lower surface of the 5th deep groove ball bearing inner ring; The groove surface of outer hollow axle inner surface lower end is close in the upper surface of the 5th deep groove ball bearing outer ring, and the upper surface of the first annular retaining ring is close in the lower surface of the 5th deep groove ball bearing outer ring.
The lower surface of the cylinder boss on central hollow axle is close in the upper surface of the 6th deep groove ball bearing inner ring; The lower surface of the second annular retaining ring is close in the upper surface of the 6th deep groove ball bearing outer ring, and the groove surface of outer hollow axle upper inner is close in the lower surface of the 6th deep groove ball bearing outer ring.
Be connected by the 7th deep groove ball bearing between the inner surface of the T-shaped hollow cylinder on the outer surface of the second segment axle of major axis lower end and crawler belt joint lower cover, second shaft shoulder of major axis lower end is close in the upper surface of the 7th deep groove ball bearing inner ring, and the circlip for shaft of the 6th circlip for shaft groove of the inner surface of the T-shaped hollow cylinder be arranged on the lower cover of crawler belt joint is close in the lower surface of the 7th deep groove ball bearing outer ring; Be connected by the 8th deep groove ball bearing between the outer surface of the first paragraph axle of major axis upper end and crawler belt joint upper cover plate, the shaft shoulder of major axis upper end is close in the lower surface of the 8th deep groove ball bearing inner ring, and the circlip for shaft of the circlip for shaft groove being arranged in crawler belt joint upper cover plate is close in the upper surface of the 8th deep groove ball bearing outer ring.
Be connected by the 9th deep groove ball bearing between the outer surface of the T-shaped hollow cylinder on the right-hand member of upper shoulder joint lower carriage and crawler belt joint lower cover, the step surface of the counterbore on shoulder joint lower carriage is close in the lower surface of the 9th deep groove ball bearing outer ring, and the step surface on the T-shaped hollow cylinder external surface on the lower cover of crawler belt joint is close in the upper surface of the 9th deep groove ball bearing inner ring; Be connected by the tenth deep groove ball bearing between the outer surface of the T-shaped hollow cylinder on the right-hand member of upper shoulder joint upper bracket and crawler belt joint upper cover plate, the step surface of the counterbore on shoulder joint upper bracket is close in the upper surface of the tenth deep groove ball bearing outer ring, and the step surface on the T-shaped hollow cylinder external surface on the upper cover plate right-hand member of crawler belt joint is close in the lower surface of the tenth deep groove ball bearing inner ring.
Described big roller is roller Internal and external cycle two hollow cylinders coupled together by dowel, and the outer surface of big roller is type gear shape; The inner surface of the inner ring hollow cylinder of big roller has one with the keyway of big roller equal thickness, dowel has six identical round tube holes symmetrically.
The upper end of described trundle inner surface and the upper end of minor axis outer surface are connected by the 11 deep groove ball bearing, the circlip for shaft of the circlip for shaft groove being arranged in minor axis outer surface upper end is close in the upper surface of the 11 deep groove ball bearing inner ring, the shaft shoulder of minor axis outer surface upper end is close in the lower surface of the 11 deep groove ball bearing inner ring, and the groove surface of trundle upper inner is close in the lower surface of the 11 deep groove ball bearing outer ring; The lower end of trundle inner surface and the lower end of minor axis outer surface are connected by the 12 deep groove ball bearing, the groove surface of trundle inner surface lower end is close in the upper surface of the 12 deep groove ball bearing outer ring, the shaft shoulder of minor axis outer surface lower end is close in the upper surface of the 12 deep groove ball bearing inner ring, and the circlip for shaft of the circlip for shaft groove being arranged in minor axis outer surface lower end is close in the lower surface of the 12 deep groove ball bearing inner ring.
Described major axis is the multidiameter be made up of the cylinder that four length is different, and from left end, second cylinder is identical with the 4th cylindrical diameter.
Compared with the prior art the utility model, has following good effect:
1) the utility model can move on flat hard road surface with wheel type movement pattern, also can with crawler type motor pattern soft, precipitous and rugged complicated landform up walk, Three Degree Of Freedom wheel is carried out Multi-purpose mechanical leg and efficiently can be walked rapidly in different intricately condition with rational motor pattern.
2) the utility model can also move to carry out leg composite mode having on the complex road condition such as barrier, step, both overcome the complexity of simple leg formula mechanism structure and control, and in turn increased the contact area with ground, improve obstacle performance, maneuverability is good to complicated landform adaptability.
3) when the utility model is walked on complex road surface, Three Degree Of Freedom wheel carries out that Multi-purpose mechanical leg can realize carrying out the motion of leg formula according to the change of landform by the adjustment of self mechanism in real time, wheeled-crawler type is exchanged, three separate hydraulic motors are needed to control, by concentration of energy at mechanism end, so the utility model has stronger adaptivity to intricately condition, and be easy to control.
A kind of Three Degree Of Freedom of the utility model wheel carries out Multi-purpose mechanical leg, and to have wheel crawler belt compound leg, power concentration be the advantages such as axle, the structure of 3 layers are simple and autonomous adaptability is good at end, main joint.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is the A-A generalized section of Fig. 1;
Fig. 3 is the B-B generalized section of Fig. 1;
Fig. 4 is the generalized section of central hollow axle;
Fig. 5 is that schematic diagram is looked on a left side for central hollow axle;
Fig. 6 is that schematic diagram is looked on the right side of central hollow axle;
Fig. 7 is the generalized section of interior axle;
Fig. 8 is the structural representation of outer hollow axle;
Fig. 9 is that schematic diagram is looked on a left side for outer hollow axle;
Figure 10 is the C-C generalized section of Fig. 8;
Figure 11 is that schematic diagram is looked on the right side of outer hollow axle;
Figure 12 is the structural representation of upper shoulder joint upper bracket;
Figure 13 is the D-D generalized section of Figure 12;
Figure 14 is the structural representation of upper shoulder joint lower carriage;
Figure 15 is the E-E generalized section of Figure 14;
Figure 16 is the structural representation of crawler belt joint lower cover;
Figure 17 is the F-F generalized section of Figure 16;
Figure 18 is the structural representation of big roller;
Figure 19 is the G-G generalized section of Figure 18;
Figure 20 is the structural representation of major axis;
Figure 21 is the H-H generalized section of Figure 20;
Figure 22 is the structural representation of the 3rd gear;
Figure 23 is the I-I generalized section of Figure 22;
Figure 24 is the structural representation of the 4th gear;
Figure 25 is the J-J generalized section of Figure 24;
Figure 26 is the structural representation of the first gear;
Figure 27 is the K-K generalized section of Figure 26;
Figure 28 is the structural representation of the second gear;
Figure 29 is the L-L generalized section of Figure 28;
Figure 30 is the structural representation of the second left side gear;
Figure 31 is the M-M generalized section of Figure 30;
Figure 32 is the structural representation of gear on the right of in the of second;
Figure 33 is the N-N generalized section of Figure 32.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, the restriction not to its protection domain.
A kind of Three Degree Of Freedom wheel carries out Multi-purpose mechanical leg, as shown in Figure 1, Figure 2 and Figure 3, Three Degree Of Freedom wheel is carried out Multi-purpose mechanical leg and is formed primarily of three power transmission chains, and the parts of power transmission chain one comprise left side motor 22, left side horse dish 45, first left side gear 3, second left side gear 46, the 3rd left side gear 4, second idler gear 23, central hollow axle 38, first gear 33, second gear 54 and crawler belt joint lower cover 21; The parts of power transmission chain two comprise middle motor 24, shaft coupling 26, interior axle 35, the 3rd gear 7, the 4th gear 18, major axis 51, big roller 52, crawler belt 20 and trundle 57; The parts of power transmission chain three to comprise on the right of the right motor 28, the right horse dish 29, first on the right of gear 12, second gear 9, first idler gear 6, upper shoulder joint upper bracket 31, outer hollow axle 39 and upper shoulder joint lower carriage 16 on the right of gear 30, the 3rd.
As depicted in figs. 1 and 2, left side motor 22 is arranged on left side fixed mount 5, left side fixed mount 5 is installed on base 13, left side horse dish 45 is arranged on left side horse dish seat 1, first left side gear 3 is arranged on the axle of left side horse dish 45 concentrically, second left side gear 46 is connected by left side belt 2 is parallel with the first left side gear 3, and the 3rd left side gear 4 and the second left side gear 46 are connected concentrically by the axle of same round end flat key and left side motor 22 and are realized synchronous axial system, 3rd left side gear 4 and second idler gear 23 parallel with it are meshed and drive the second idler gear 23 to rotate, and the upper end of the second idler gear 23 and central hollow axle 38 is connected and synchronous axial system by screw and straight pin, be connected by the first deep groove ball bearing 34 between the lower end of central hollow axle 38 inner surface and the outer surface of interior axle 35 lower end second segment axle, be connected by the second deep groove ball bearing 27 between the upper end of central hollow axle 38 inner surface and the outer surface of interior axle 35 upper end second segment axle, the groove surface of central hollow axle 38 upper inner is close in the lower surface of the second deep groove ball bearing 27 outer ring, and the circlip for shaft of the 3rd circlip for shaft groove 62 being as shown in Figure 4 arranged in central hollow axle 38 upper inner is close in the upper surface of the second deep groove ball bearing 27 outer ring, the groove surface of central hollow axle 38 inner surface lower end is close in the upper surface of the first deep groove ball bearing 34 outer ring, and the groove surface of the annular groove 83 as shown in figure 27 on the first gear 33 is close in the lower surface of the first deep groove ball bearing 34 outer ring, be connected by the 4th deep groove ball bearing 44 between the upper end of the outer surface of the hollow cylinder of central hollow axle 38 upper end and the upper end of fixed mount 43 inner surface, be connected by the 3rd deep groove ball bearing 42 between the lower end of the outer surface of the hollow cylinder of central hollow axle 38 upper end and the lower end of fixed mount 43 inner surface, the groove surface of fixed mount 43 inner surface lower end is close in the upper surface of the 3rd deep groove ball bearing 42 outer ring, and the upper surface of the cylinder boss 60 as shown in Figure 4 on central hollow axle 38 is close in the lower surface of the 3rd deep groove ball bearing 42 inner ring, the groove surface of fixed mount 43 upper inner is close in the lower surface of the 4th deep groove ball bearing 44 outer ring, and the circlip for shaft of the second circlip for shaft groove 61 being as shown in Figure 4 arranged in central hollow axle 38 outer surface upper end is close in the upper surface of the 4th deep groove ball bearing 44 inner ring, be connected by the 5th deep groove ball bearing 37 between the lower end of the outer surface of the hollow cylinder of central hollow axle 38 lower end and the lower end of outer hollow axle 39 inner surface, be connected by the 6th deep groove ball bearing 40 between the upper end of the outer surface of the hollow cylinder of central hollow axle 38 lower end and the upper end of outer hollow axle 39 inner surface, the lower surface of the cylinder boss 60 as shown in Figure 4 on central hollow axle 38 is close in the upper surface of the 6th deep groove ball bearing 40 inner ring, the circlip for shaft of the first circlip for shaft groove 59 being as shown in Figure 4 arranged in central hollow axle 38 outer surface upper and lower side is close in the lower surface of the 5th deep groove ball bearing 37 inner ring, the lower end of central hollow axle 38 and the first gear 33 are connected and synchronous axial system by screw and straight pin, first gear 33 is connected by the first Elastic leather belt 17 is parallel with the second gear 54 as shown in Figure 3, and the first degree of tightness gear 19 and the first Elastic leather belt 17 form degree of tightness transmission device, simultaneously gives the second gear 54 as shown in Figure 3 power transmission, as shown in Figure 3, T-shaped hollow cylinder 73 as shown in figure 17 on the large end of the second gear 54 and crawler belt joint lower cover 21 is connected by screw and straight pin, crawler belt joint lower cover 21 and crawler belt joint upper cover plate 32 and the link 56 between them are connected by screw and straight pin and form crawler belt joint, and the second gear 54 drives crawler belt joint to rotate around major axis 51.
As depicted in figs. 1 and 2, middle motor 24 is arranged on middle fixed mount 25, middle fixed mount 25 is installed on base 13, the upper end of shaft coupling 26 is connected concentrically by the axle of round end flat key and middle motor 24, the lower end of shaft coupling 26 is connected concentrically by the upper end of round end flat key and interior axle 35, and middle motor 24 drives interior axle 35 to rotate, be connected by the first deep groove ball bearing 34 between the outer surface of second segment axle of interior axle 35 lower end and the lower end of the inner surface of central hollow axle 38, be connected by the second deep groove ball bearing 27 between the outer surface of second segment axle of interior axle 35 upper end and the upper end of the inner surface of central hollow axle 38, the circlip for shaft of the 5th circlip for shaft groove 64 being as shown in Figure 7 arranged in axle 35 upper end is close in the upper surface of the second deep groove ball bearing 27 inner ring, and second shaft shoulder of interior axle 35 upper end is close in the lower surface of the second deep groove ball bearing 27 inner ring, second shaft shoulder of interior axle 35 lower end is close in the upper surface of the first deep groove ball bearing 34 inner ring, and the circlip for shaft of the 4th circlip for shaft groove 63 being as shown in Figure 7 arranged in axle 35 lower end is close in the lower surface of the first deep groove ball bearing 34 inner ring, the lower end of interior axle 35 is connected concentrically by round end flat key and the 3rd gear 7 and drives the 3rd gear 7 synchronous axial system, 3rd gear 7 is connected by the second Elastic leather belt 15 is parallel with the 4th gear 18 as shown in Figure 3, and the second degree of tightness gear 14 and the second Elastic leather belt 15 form degree of tightness transmission device, thus power transmission to the 4th gear 18 as shown in Figure 3, as shown in Figure 3, 4th gear 18 is connected concentrically by the round end flat key of round end flat key groove 77 as shown in Figure 20 and Figure 21 and the lower end of major axis 51 being arranged in major axis 51 lower end, be connected by the 7th deep groove ball bearing 55 between the inner surface of the T-shaped hollow cylinder 73 as shown in figure 17 on the outer surface of the second segment axle of major axis 51 lower end and crawler belt joint lower cover 21, second shaft shoulder of major axis 51 lower end is close in the upper surface of the 7th deep groove ball bearing 55 inner ring, the circlip for shaft of the 6th circlip for shaft groove 74 as shown in figure 17 of the inner surface of the T-shaped hollow cylinder 73 be as shown in figure 17 arranged on crawler belt joint lower cover 21 is close in the lower surface of the 7th deep groove ball bearing 55 outer ring, as shown in Figure 3, be connected by the 8th deep groove ball bearing 50 between the outer surface of the first paragraph axle of major axis 51 upper end and crawler belt joint upper cover plate 32, the shaft shoulder of major axis 51 upper end is close in the lower surface of the 8th deep groove ball bearing 50 inner ring, and the circlip for shaft of the circlip for shaft groove being arranged in crawler belt joint upper cover plate 32 is close in the upper surface of the 8th deep groove ball bearing 50 outer ring, as shown in Figure 3, big roller 52 is connected concentrically by round end flat key and major axis 51 and is realized synchronous axial system, big roller 52 drives trundle 57 to rotate by crawler belt 20, the upper end of trundle 57 inner surface and the upper end of minor axis 48 outer surface are connected by the 11 deep groove ball bearing 47, the circlip for shaft of the circlip for shaft groove being arranged in minor axis 48 outer surface upper end is close in the upper surface of the 11 deep groove ball bearing 47 inner ring, the shaft shoulder of minor axis 48 outer surface upper end is close in the lower surface of the 11 deep groove ball bearing 47 inner ring, the groove surface of trundle 57 upper inner is close in the lower surface of the 11 deep groove ball bearing 47 outer ring, as shown in Figure 3, the lower end of trundle 57 inner surface and the lower end of minor axis 48 outer surface are connected by the 12 deep groove ball bearing 58, the groove surface of trundle 57 inner surface lower end is close in the upper surface of the 12 deep groove ball bearing 58 outer ring, the shaft shoulder of minor axis 48 outer surface lower end is close in the upper surface of the 12 deep groove ball bearing 58 inner ring, and the circlip for shaft of the circlip for shaft groove being arranged in minor axis 48 outer surface lower end is close in the lower surface of the 12 deep groove ball bearing 58 inner ring.
As depicted in figs. 1 and 2, the right motor 28 is arranged on the fixed mount 8 of the right, the right fixed mount 8 is installed on base 13, the right horse dish 29 is arranged on the right horse dish seat 10, on the right of in the of first, gear 12 is arranged on the axle of the right horse dish 29 concentrically, on the right of in the of first, gear 12 is connected by the right of the right belt 11 and second, gear 30 is parallel, and on the right of in the of the 3rd, on the right of gear 9 and second, gear 30 is connected concentrically by the axle of same round end flat key and the right motor 28 and is realized synchronous axial system, on the right of in the of 3rd, gear 9 and first idler gear 6 parallel with it are meshed and drive the first idler gear 6 to rotate, first idler gear 6 is connected by screw and straight pin concentrically with the left end of upper shoulder joint upper bracket 31 and the upper end of outer hollow axle 39, be connected by the 5th deep groove ball bearing 37 between the lower end of the outer surface of the lower end of outer hollow axle 39 inner surface and the hollow cylinder of central hollow axle 38 lower end, be connected by the 6th deep groove ball bearing 40 between the upper end of the outer surface of the upper end of outer hollow axle 39 inner surface and the hollow cylinder of central hollow axle 38 lower end, the upper surface of the first annular retaining ring 36 is close in the lower surface of the 5th deep groove ball bearing 37 outer ring, the groove surface of outer hollow axle 39 inner surface lower end is close in the upper surface of the 5th deep groove ball bearing 37 outer ring, the groove surface of outer hollow axle 39 upper inner is close in the lower surface of the 6th deep groove ball bearing 40 outer ring, the lower surface of the second annular retaining ring 41 is close in the upper surface of the 6th deep groove ball bearing 40 outer ring, the lower end of outer hollow axle 39 and the left end of upper shoulder joint lower carriage 16 are connected concentrically by screw and straight pin, outer hollow axle 39 and upper shoulder joint upper bracket 31 and upper shoulder joint lower carriage 16 form upper shoulder joint, thus make the right motor 28 drive upper shoulder joint to rotate around central hollow axle 38, as shown in Figure 3, be connected by the 9th deep groove ball bearing 53 between the outer surface of the T-shaped hollow cylinder 73 as shown in figure 17 on the right-hand member of upper shoulder joint lower carriage 16 and crawler belt joint lower cover 21, the step surface of the counterbore 70 as shown in figure 15 on shoulder joint lower carriage 16 is close in the lower surface of the 9th deep groove ball bearing 53 outer ring, the step surface on T-shaped hollow cylinder 73 outer surface as shown in figure 17 on crawler belt joint lower cover 21 is close in the upper surface of the 9th deep groove ball bearing 53 inner ring, be connected by the tenth deep groove ball bearing 49 between the outer surface of the T-shaped hollow cylinder on the right-hand member of upper shoulder joint upper bracket 31 and crawler belt joint upper cover plate 32, the step surface of the counterbore as shown in fig. 13 that 68 on shoulder joint upper bracket 31 is close in the upper surface of the tenth deep groove ball bearing 49 outer ring, the step surface on the T-shaped hollow cylinder external surface on upper cover plate 32 right-hand member of crawler belt joint is close in the lower surface of the tenth deep groove ball bearing 49 inner ring.
As shown in Figure 4, Figure 5 and Figure 6, described central hollow axle 38 is the step-like hollow cylinder axles be made up of left side hollow cylinder, cylinder boss 60 and the right hollow cylinder; The left end of central hollow axle 38 outer surface has the first circlip for shaft groove 59, the right-hand member of central hollow axle 38 outer surface has the second circlip for shaft groove 61, respectively have an identical annular groove at the two ends, left and right of central hollow axle 38 inner surface, in the right-hand member annular groove of central hollow axle 38 inner surface, have the 3rd circlip for shaft groove 62; Two, the left and right of central hollow axle 38 end face respectively has the cylinder pin hole that six identical screw holes are identical with two, two cylinder pin holes are 180 ° of distributions, six screw holes are symmetrical, and these two cylinder pin holes divide six screw holes symmetrically and are interposed between both sides.
As shown in Figure 7, described interior axle 35 is the multidiameters be made up of the cylinder that 5 sizes are incomplete same; First paragraph axle on interior axle 35 from left end and the first paragraph axle from right-hand member measure-alike, their same positions respectively has an identical round end flat key groove, the end face of the left end first paragraph axle of interior axle 35 has a screw hole; Second segment axle on interior axle 35 from left end has the 4th circlip for shaft groove 63, the second segment shaft part on interior axle 35 from right-hand member also has identical a 5th circlip for shaft groove 64.
As shown in Fig. 9, Figure 10 and Figure 11, described outer hollow axle 39 is hollow cylinder axles, the two ends, left and right of outer hollow axle 39 inner surface respectively have an identical annular groove, two, the left and right of outer hollow shaft 39 end face has cylinder pin hole that six identical screw holes are identical with two symmetrically, two cylinder pin holes are 180 ° of distributions, six screw holes are symmetrical, and six screw holes divide and are interposed between both sides by these two cylinder pin holes.
As shown in Figure 12 and Figure 13, be rectangular thin plate in the middle of the semicircle of described upper shoulder joint upper bracket 31 to be about one piece two ends be two equal diameters, on the left side semicircle thin plate has a counterbore 67, have evenly distributedly in the outer ring of counterbore 67 six identical screw holes and two with cylinder pin holes, two cylinder pin holes are 180 ° of distributions, six screw holes are symmetrical, and six screw holes divide and are interposed between both sides by these two cylinder pin holes; Semicircle thin plate also has a counterbore 68 on the right, on this, the centre of shoulder joint upper bracket 31 has all identical rectangular opening 65 and 66 of two size and shapes.
As shown in Figure 14 and Figure 15, be rectangular thin plate in the middle of the semicircle of described upper shoulder joint lower carriage 16 to be about one piece two ends be two equal diameters, on the left side semicircle thin plate has a counterbore 69, have the cylinder pin hole that six identical screw holes are identical with two in the outer ring of this counterbore 69 evenly distributedly, semicircle thin plate also has a counterbore 70 on the right.
As shown in Figure 16 and Figure 17, the two ends of described crawler belt joint lower cover 21 are two semicircles differed in size, and its centre is trapezoidal shape; The small end of crawler belt joint lower cover 21 is divided and is had a round end flat key shape groove 71, and its mid portion has the groove 72 that a shape does not advise side; The T-shaped hollow cylinder 73 of a projection is had in the below that crawler belt joint lower cover 21 is held greatly, the inner surface of T-shaped hollow cylinder 73 has a 6th circlip for shaft groove 74, symmetrically on the lower surface of this T-shaped hollow cylinder 73 has six identical screw holes cylinder pin hole identical with two.
As shown in Figure 18 and Figure 19, described big roller 52 is rollers Internal and external cycle two hollow cylinders coupled together by dowel 76, and the outer surface of this hollow cylinder roller is type gear shape; The inner surface of the inner ring hollow cylinder of this big roller 52 has one with the keyway 75 of this big roller 52 equal thickness, dowel 76 has six identical round tube holes symmetrically.
As shown in Figure 20 and Figure 21, described major axis 51 is the multidiameters be made up of the cylinder that four length is different, and from left end, second cylinder is identical with the 4th cylindrical diameter; A round end flat key groove 77 is had at the cylinder of first from left end, first cylinder that left end rises has a screw hole perpendicular to end face direction, and on the cylinder of the 3rd from left end, equidirectional has a large-sized round end flat key groove 78.
As shown in Figure 22 and Figure 23, described 3rd gear 7 is the T-shaped gears of 19 tooth; The lower end of the 3rd gear 7 is hollow cylinders 80, the centre on the right side of hollow cylinder 80 inner surface has a keyway 79, have a screwing through hole in the below centre of hollow cylinder 80, the centre of the keyway 79 on hollow cylinder 80 also has a screwing through hole perpendicular to the direction of keyway 79.
As shown in figures 24 and 25, described 4th gear 18 is the T-shaped gears of 19 tooth; The lower end of the 4th gear 18 is hollow cylinders 82, the centre on the right side of hollow cylinder 82 inner surface has a keyway 81, have a screwing through hole in the below centre of hollow cylinder 82, the centre of the keyway 81 on this hollow cylinder 82 also has a screwing through hole perpendicular to keyway 81 direction.
As shown in Figure 26 and Figure 27, described first gear 33 is the step-like annulus having opened an annular groove 83 on its anchor ring; The groove surface of the annular groove 83 of the first gear 33 has cylinder pin hole that six identical screw holes are identical with two symmetrically, and six screw holes are interposed between both sides by two cylinder pin holes symmetrically.
As shown in Figure 28 and Figure 29, described second gear 54 is the step-like annulus having opened an annular groove 84 on its anchor ring; The groove surface of the annular groove 84 of the second gear 54 has cylinder pin hole that six identical screw holes are identical with two symmetrically, and six screw holes are interposed between both sides by two cylinder pin holes symmetrically.
As shown in figures 30 and 31, described second left side gear 46 is the circular gears of uniform 30 tooth of thickness, have the keyway 85 of and the second left side gear 46 equal thickness in its left end centre, have a screwing through hole 86 in the centre of the keyway 85 of the second left side gear 46 perpendicular to keyway 85 direction.
As shown in Figure 32 and Figure 33, on the right of in the of described second, gear 30 is the circular gears of uniform 30 tooth of thickness, have the keyway 87 of gear 30 equal thickness on the right of and second in its left end centre, on the right of second, the centre of the keyway 87 of gear 30 has a screwing through hole 88 perpendicular to keyway 87 direction.
In this detailed description of the invention, left side motor 22 drives the 3rd left side gear 4 to rotate, 3rd left side gear 4 drives the second idler gear 23 synchronous axial system, second idler gear 23 drives central hollow axle 38 to rotate, central hollow axle 38 drives the first gear 33 synchronous axial system, first gear 33 drives the second gear 54 to rotate by the first Elastic leather belt 17, second gear 54 drives crawler belt joint lower cover 21 to rotate, crawler belt joint upper cover plate 32 forms crawler belt joint with crawler belt joint lower cover 21 and link 56, crawler belt joint lower cover 21 drives crawler belt articulation, thus make left side motor 22 drive crawler belt articulation, middle motor 24 drives interior axle 35 synchronous axial system by shaft coupling 26, interior axle 35 drives the 3rd gear 7 synchronous axial system, 3rd gear 7 drives the 4th gear 18 by the second Elastic leather belt 15,4th gear 18 drives major axis 51 synchronous axial system, major axis 51 drives big roller 52 synchronous axial system, big roller 52 drives crawler belt 20 synchronous axial system, and big roller 52 forms caterpillar driving device with trundle 57 and crawler belt 20, thus makes middle motor 24 drive crawler belt 20 to rotate, the right motor 28 drive the 3rd on the right of gear 9 rotate, on the right of in the of 3rd, gear 9 drives the first idler gear 6 synchronous axial system, first idler gear 6 drives upper shoulder joint upper bracket 31 synchronous axial system, upper shoulder joint upper bracket 31 and outer hollow axle 39 and upper shoulder joint lower carriage 16 form upper shoulder joint, upper shoulder joint upper bracket 31 drives upper arm articulation, thus makes the right motor 28 drive upper arm articulation.
When left side motor in above-mentioned three motors and middle motor synergic rotation and the right motor does not work time, left side motor drives crawler belt articulation to adjust to and big roller end crawler belt vertical with ground and lands, middle motor drives crawler belt to rotate, and now this detailed description of the invention adopts wheel type movement pattern; When the middle revolution in above-mentioned three motors, two other motor does not work, middle motor drives crawler belt to rotate, and now this detailed description of the invention adopts crawler type motor pattern; When above-mentioned three motors all work, left side motor drives crawler belt articulation, the right motor drives upper arm articulation, middle motor drives crawler belt to rotate, now the upper shoulder joint of this detailed description of the invention and crawler belt joint coordination coordinate and form the motion of leg formula, crawler belt is also in motion simultaneously, namely adopts and carries out leg motor pattern.
Compared with the prior art this detailed description of the invention, has following good effect:
1) this detailed description of the invention can be moved on flat hard road surface with wheel type movement pattern, also can with crawler type motor pattern soft, precipitous and rugged complicated landform up walk, Three Degree Of Freedom wheel is carried out Multi-purpose mechanical leg and efficiently can be walked rapidly in different intricately condition with rational motor pattern.
2) this detailed description of the invention can also be moved to carry out leg composite mode having on the complex road condition such as barrier, step, both the complexity of simple leg formula mechanism structure and control had been overcome, in turn increase the contact area with ground, improve obstacle performance, maneuverability is good to complicated landform adaptability.
3) when this detailed description of the invention is walked on complex road surface, Three Degree Of Freedom wheel carries out that Multi-purpose mechanical leg can realize carrying out the motion of leg formula according to the change of landform by the adjustment of self mechanism in real time, wheeled-crawler type is exchanged, three separate hydraulic motors are needed to control, by concentration of energy at mechanism end, so this detailed description of the invention has stronger adaptivity to intricately condition, and be easy to control.
A kind of Three Degree Of Freedom of this detailed description of the invention wheel carries out Multi-purpose mechanical leg, and to have wheel crawler belt compound leg, power concentration be the advantages such as axle, the structure of 3 layers are simple and autonomous adaptability is good at end, main joint.

Claims (8)

1. a Three Degree Of Freedom wheel carries out Multi-purpose mechanical leg, it is characterized in that: comprise left side gear assembly, intermediate gear assemblies, the right gear assembly and track assembly, 3rd left side gear (4) of described left side gear assembly is meshed with second idler gear (23) of intermediate gear assemblies, on the right of first idler gear (6) and the 3rd of the right gear assembly the of intermediate gear assemblies, gear (9) is meshed, first gear (33) of intermediate gear assemblies is connected by the first Elastic leather belt (17) is parallel with second gear (54) of track assembly, 3rd gear (7) of intermediate gear assemblies is connected by the second Elastic leather belt (15) is parallel with the 4th gear (18) of track assembly, described first Elastic leather belt (17) and the first degree of tightness gear (19) form degree of tightness transmission device, give the second gear (54) power transmission, described second Elastic leather belt (15) and the second degree of tightness gear (14) form degree of tightness transmission device, give the 4th gear (18) power transmission, shoulder joint upper bracket (31) and upper shoulder joint lower carriage (16) is also connected with between described intermediate gear assemblies and track assembly,
Described left side gear assembly, comprising left side motor (22) is arranged on left side fixed mount (5), left side fixed mount (5) is arranged on base plate (13), left side horse dish (45) is arranged on left side horse dish seat (1), and the first left side gear (3) is arranged on the axle on left side horse dish (45) concentrically; Second left side gear (46) is connected by left side belt (2) is parallel with the first left side gear (3), and the 3rd left side gear (4) and the second left side gear (46) are connected concentrically by the axle of same round end flat key and left side motor (22) and are realized synchronous axial system;
Described the right gear assembly, comprising the right motor (28) is arranged on the right fixed mount (8), the right fixed mount (8) is arranged on base plate (13), the right horse dish (29) is arranged on the right horse dish seat (10), on the right of in the of first, gear (12) is arranged on the axle on the right horse dish (29) concentrically, on the right of in the of first, gear (12) is connected by the right of the right belt (11) and second, gear (30) is parallel, on the right of in the of 3rd, on the right of gear (9) and second, gear (30) is connected concentrically by the axle of same round end flat key and the right motor (28) and is realized synchronous axial system,
Described intermediate gear assemblies, comprising middle motor (24) is arranged on middle fixed mount (25), middle fixed mount (25) is arranged on base plate (13), the upper end of shaft coupling (26) is connected concentrically by the axle of round end flat key and middle motor (24), the lower end of shaft coupling (26) is connected concentrically by the upper end of round end flat key and interior axle (35), and the lower end of interior axle (35) is connected concentrically by round end flat key and the 3rd gear (7) and is driven the 3rd gear (7) synchronous axial system; Described interior axle (35) outer cover is provided with central hollow axle (38), the upper end of central hollow axle (38) and the second idler gear (23) are connected and synchronous axial system by screw and straight pin, the lower end of central hollow axle (38) and the first gear (33) are connected and synchronous axial system by screw and straight pin, and central hollow axle (38) outside is also arranged with fixed mount (43) and outer hollow axle (39); The upper end of the first idler gear (6), upper shoulder joint upper bracket (31) left end and outer hollow axle (39) is connected concentrically by screw and straight pin; The lower end of outer hollow axle (39) and the left end of upper shoulder joint lower carriage (16) are connected concentrically by screw and straight pin, shoulder joint in outer hollow axle (39), upper shoulder joint upper bracket (31) and upper shoulder joint lower carriage (16) formation, in the right motor (28) driving, shoulder joint rotates around central hollow axle (38);
Described track assembly, comprise crawler belt joint upper cover plate (32), crawler belt joint lower cover (21), major axis (51), minor axis (48), big roller (52), trundle (57), crawler belt (20), second gear (54) and the 4th gear (18), described crawler belt joint upper cover plate (32) is connected by link (56) with crawler belt joint lower cover (21), the large end in crawler belt joint upper cover plate (32) and crawler belt joint lower cover (21) is provided with big roller (52), major axis (51) one end is connected with crawler belt joint upper cover plate (32), the other end is connected with crawler belt joint lower cover (21) through big roller (52), the small end in crawler belt joint upper cover plate (32) and crawler belt joint lower cover (21) is provided with trundle (57), minor axis (48) one end is connected with crawler belt joint upper cover plate (32), and the other end is connected with crawler belt joint lower cover (21) through trundle (57), 4th gear (18) is connected concentrically by the lower end of the round end flat key and major axis (51) that are arranged in the round end flat key groove (77) of major axis (51) lower end, T-shaped hollow cylinder (73) on the large end in the second gear (54) and crawler belt joint lower cover (21) is connected by screw and straight pin, and the second gear (54) drives crawler belt joint to rotate around major axis (51), big roller (52) drives trundle (57) to rotate by crawler belt (20).
2. Three Degree Of Freedom wheel as claimed in claim 1 carries out Multi-purpose mechanical leg, it is characterized in that: be connected by the first deep groove ball bearing (34) between the lower end of described central hollow axle (38) inner surface and the outer surface of interior axle (35) lower end second segment axle, be connected by the second deep groove ball bearing (27) between the upper end of central hollow axle (38) inner surface and the outer surface of interior axle (35) upper end second segment axle; Be connected by the 3rd deep groove ball bearing (42) between the lower end of the outer surface of central hollow axle (38) upper end hollow cylinder and the lower end of fixed mount (43) inner surface, be connected by the 4th deep groove ball bearing (44) between the upper end of the outer surface of central hollow axle (38) upper end hollow cylinder and the upper end of fixed mount (43) inner surface; Be connected by the 5th deep groove ball bearing (37) between the lower end of the outer surface of central hollow axle (38) lower end hollow cylinder and the lower end of outer hollow axle (39) inner surface, be connected by the 6th deep groove ball bearing (40) between the upper end of the outer surface of central hollow axle (38) lower end hollow cylinder and the upper end of outer hollow axle (39) inner surface.
3. Three Degree Of Freedom wheel as claimed in claim 2 carries out Multi-purpose mechanical leg, it is characterized in that: second shaft shoulder of interior axle (35) lower end is close in the upper surface of described first deep groove ball bearing (34) inner ring, and the circlip for shaft of the 4th circlip for shaft groove (63) being arranged in axle (35) lower end is close in the lower surface of the first deep groove ball bearing (34) inner ring; The groove surface of central hollow axle (38) inner surface lower end is close in the upper surface of the first deep groove ball bearing (34) outer ring, and the groove surface of the annular groove (83) on the first gear (33) is close in the lower surface of the first deep groove ball bearing (34) outer ring;
The circlip for shaft of the 5th circlip for shaft groove (64) being arranged in axle (35) upper end is close in the upper surface of the second deep groove ball bearing (27) inner ring, and second shaft shoulder of interior axle (35) upper end is close in the lower surface of the second deep groove ball bearing (27) inner ring; The circlip for shaft of the 3rd circlip for shaft groove (62) being arranged in central hollow axle (38) upper inner is close in the upper surface of the second deep groove ball bearing (27) outer ring, and the groove surface of central hollow axle (38) upper inner is close in the lower surface of the second deep groove ball bearing (27) outer ring;
The upper surface of the cylinder boss (60) on central hollow axle (38) is close in the lower surface of the 3rd deep groove ball bearing (42) inner ring, and the groove surface of fixed mount (43) inner surface lower end is close in the upper surface of the 3rd deep groove ball bearing (42) outer ring;
The circlip for shaft of the second circlip for shaft groove (61) being arranged in central hollow axle (38) outer surface upper end is close in the upper surface of the 4th deep groove ball bearing (44) inner ring, and the groove surface of fixed mount (43) upper inner is close in the lower surface of the 4th deep groove ball bearing (44) outer ring;
The circlip for shaft of the first circlip for shaft groove (59) being arranged in central hollow axle (38) outer surface upper and lower side is close in the lower surface of the 5th deep groove ball bearing (37) inner ring; The groove surface of outer hollow axle (39) inner surface lower end is close in the upper surface of the 5th deep groove ball bearing (37) outer ring, and the upper surface of the first annular retaining ring (36) is close in the lower surface of the 5th deep groove ball bearing (37) outer ring;
The lower surface of the cylinder boss (60) on central hollow axle (38) is close in the upper surface of the 6th deep groove ball bearing (40) inner ring; The lower surface of the second annular retaining ring (41) is close in the upper surface of the 6th deep groove ball bearing (40) outer ring, and the groove surface of outer hollow axle (39) upper inner is close in the lower surface of the 6th deep groove ball bearing (40) outer ring.
4. Three Degree Of Freedom wheel as claimed in claim 1 carries out Multi-purpose mechanical leg, it is characterized in that: be connected by the 7th deep groove ball bearing (55) between the inner surface of the T-shaped hollow cylinder (73) on the outer surface of the second segment axle of described major axis (51) lower end and crawler belt joint lower cover (21), second shaft shoulder of major axis (51) lower end is close in the upper surface of the 7th deep groove ball bearing (55) inner ring, the circlip for shaft of the 6th circlip for shaft groove (74) of the inner surface of the T-shaped hollow cylinder (73) be arranged on crawler belt joint lower cover (21) is close in the lower surface of the 7th deep groove ball bearing (55) outer ring, be connected by the 8th deep groove ball bearing (50) between the outer surface of the first paragraph axle of major axis (51) upper end and crawler belt joint upper cover plate (32), the shaft shoulder of major axis (51) upper end is close in the lower surface of the 8th deep groove ball bearing (50) inner ring, and the circlip for shaft of the circlip for shaft groove being arranged in crawler belt joint upper cover plate (32) is close in the upper surface of the 8th deep groove ball bearing (50) outer ring.
5. Three Degree Of Freedom wheel as claimed in claim 1 carries out Multi-purpose mechanical leg, it is characterized in that: be connected by the 9th deep groove ball bearing (53) between the outer surface of the T-shaped hollow cylinder (73) on the right-hand member of described upper shoulder joint lower carriage (16) and crawler belt joint lower cover (21), the step surface of the counterbore (70) on shoulder joint lower carriage (16) is close in the lower surface of the 9th deep groove ball bearing (53) outer ring, the step surface on T-shaped hollow cylinder (73) outer surface on crawler belt joint lower cover (21) is close in the upper surface of the 9th deep groove ball bearing (53) inner ring, be connected by the tenth deep groove ball bearing (49) between the outer surface of the T-shaped hollow cylinder on the right-hand member of upper shoulder joint upper bracket (31) and crawler belt joint upper cover plate (32), the step surface of the counterbore (68) on shoulder joint upper bracket (31) is close in the upper surface of the tenth deep groove ball bearing (49) outer ring, and the step surface on the T-shaped hollow cylinder external surface on upper cover plate (32) right-hand member of crawler belt joint is close in the lower surface of the tenth deep groove ball bearing (49) inner ring.
6. Three Degree Of Freedom wheel as claimed in claim 1 carries out Multi-purpose mechanical leg, it is characterized in that: described big roller (52) is roller Internal and external cycle two hollow cylinders coupled together by dowel (76), and the outer surface of big roller (52) is type gear shape; The inner surface of the inner ring hollow cylinder of big roller (52) has one with the keyway (75) of big roller (52) equal thickness, dowel (76) has six identical round tube holes symmetrically.
7. Three Degree Of Freedom wheel as claimed in claim 1 carries out Multi-purpose mechanical leg, it is characterized in that: the upper end of described trundle (57) inner surface and the upper end of minor axis (48) outer surface are connected by the 11 deep groove ball bearing (47), the circlip for shaft of the circlip for shaft groove being arranged in minor axis (48) outer surface upper end is close in the upper surface of the 11 deep groove ball bearing (47) inner ring, the shaft shoulder of minor axis (48) outer surface upper end is close in the lower surface of the 11 deep groove ball bearing (47) inner ring, the groove surface of trundle (57) upper inner is close in the lower surface of the 11 deep groove ball bearing (47) outer ring, the lower end of trundle (57) inner surface and the lower end of minor axis (48) outer surface are connected by the 12 deep groove ball bearing (58), the groove surface of trundle (57) inner surface lower end is close in the upper surface of the 12 deep groove ball bearing (58) outer ring, the shaft shoulder of minor axis (48) outer surface lower end is close in the upper surface of the 12 deep groove ball bearing (58) inner ring, and the circlip for shaft of the circlip for shaft groove being arranged in minor axis (48) outer surface lower end is close in the lower surface of the 12 deep groove ball bearing (58) inner ring.
8. Three Degree Of Freedom wheel as claimed in claim 1 carries out Multi-purpose mechanical leg, it is characterized in that: described major axis (51) is the multidiameter be made up of the cylinder that four length is different, and from left end, second cylinder is identical with the 4th cylindrical diameter.
CN201420767422.7U 2014-12-09 2014-12-09 A kind of Three Degree Of Freedom wheel carries out Multi-purpose mechanical leg Active CN204296906U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104590408A (en) * 2014-12-09 2015-05-06 深圳市贝特尔机电有限公司 Walking mechanism of wheel-tracked leg

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104590408A (en) * 2014-12-09 2015-05-06 深圳市贝特尔机电有限公司 Walking mechanism of wheel-tracked leg

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Address after: 7, building 11, Betel building, four North Road, 518057 North Road, Nanshan District Science Park, Shenzhen, Guangdong

Patentee after: Shenzhen Beiteer robot Co Ltd

Address before: 518057 Guangdong city of Shenzhen province Nanshan District Science Park Song Ping Shan Qi Min Road No. 1 on the eighth floor of Betel

Patentee before: Shenzhen Beiteer Electromechanical Co., Ltd.

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