WO2025123771A1 - 一种人形机器人的腿部动力结构和人形机器人 - Google Patents
一种人形机器人的腿部动力结构和人形机器人 Download PDFInfo
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- WO2025123771A1 WO2025123771A1 PCT/CN2024/114216 CN2024114216W WO2025123771A1 WO 2025123771 A1 WO2025123771 A1 WO 2025123771A1 CN 2024114216 W CN2024114216 W CN 2024114216W WO 2025123771 A1 WO2025123771 A1 WO 2025123771A1
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- WIPO (PCT)
- Prior art keywords
- drive unit
- thigh
- hoop
- thigh body
- humanoid robot
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- Pending
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D57/00—Vehicles characterised by having other propulsion or other ground- engaging means than wheels or endless track, alone or in addition to wheels or endless track
- B62D57/02—Vehicles characterised by having other propulsion or other ground- engaging means than wheels or endless track, alone or in addition to wheels or endless track with ground-engaging propulsion means, e.g. walking members
- B62D57/032—Vehicles characterised by having other propulsion or other ground- engaging means than wheels or endless track, alone or in addition to wheels or endless track with ground-engaging propulsion means, e.g. walking members with alternately or sequentially lifted supporting base and legs; with alternately or sequentially lifted feet or skid
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J11/00—Manipulators not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/02—Arrangement or mounting of electrical propulsion units comprising more than one electric motor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
Definitions
- the present invention relates to the technical field of humanoid robots, and in particular to a leg power structure of a humanoid robot and the humanoid robot.
- the third object of the present invention is to provide a leg power structure of a humanoid robot and a humanoid robot.
- a leg power structure of a humanoid robot and a humanoid robot By setting a first thigh body, a calf body and a foot support and corresponding hip joint drive units, knee joint drive units, and ankle drive units, various anthropomorphic leg and foot movements can be performed, thereby well meeting the requirements of the humanoid robot to achieve various action postures, and the entire leg power structure is reasonably designed, compact in structure, and has a good anthropomorphic effect, which is convenient for the promotion and use of humanoid robots.
- the first technical solution of the present invention is:
- a hip joint driving unit is provided on the upper part of the first thigh body to drive the first thigh body to swing left and right, thereby driving the entire leg power structure to swing left and right;
- a first driving unit is provided between the first thigh body and the second thigh body to realize relative circumferential rotation of the first thigh body and the second thigh body;
- a knee joint driving unit is provided between the thigh body component or the thigh body component and the calf body component to enable the thigh body component and the calf body to swing forward and backward relative to each other;
- the calf body is provided with an ankle driving unit, the output end of the ankle driving unit is provided with a connecting rod, and the connecting rod is connected with the foot supporting member to drive the foot supporting member to swing in up and down and left and right directions.
- the present invention drives the entire leg to swing left and right through the hip joint driving unit arranged at the waist of the humanoid robot, thereby realizing the left and right lateral movement of the humanoid robot; drives the whole composed of the calf body component and the foot component to rotate around its own axis through the first driving unit arranged at the first thigh body or between the first thigh body and the second thigh body, thereby realizing the turning of the humanoid robot; drives the calf body component to swing back and forth relative to the thigh body component through the knee joint driving unit, thereby realizing the bending movement of the knee joint of the humanoid robot; drives the rocker arm and the connecting rod through the ankle driving unit arranged on the calf body, and then drives the foot component, thereby realizing the up and down and left and right swing of the humanoid robot; therefore, the present invention can make various anthropomorphic leg and foot movements, which can well meet the requirements of the humanoid robot to realize various action
- the first drive unit is fixed to the first thigh body through a first hoop member, and a first axial structure for limiting the axial movement of the first drive unit and a first circumferential structure for limiting the circumferential rotation of the first drive unit are provided between the first hoop member and the first drive unit; the first axial structure and the first circumferential structure are a combined structure or two separate structures;
- the knee joint drive unit is fixed to the second thigh body via a second clamping member, and a second axial structure for limiting the axial movement of the knee joint drive unit and a second circumferential structure for limiting the circumferential movement of the knee joint drive unit are provided between the second clamping member and the knee joint drive unit; the second axial structure and the second circumferential structure are a combined structure or two separate structures;
- the hip joint drive unit is fixed to the rotating end of the stride drive unit through a third hoop; a third axial structure for limiting the axial movement of the hip joint drive unit and a third circumferential structure for limiting the circumferential movement of the hip joint drive unit are provided between the third hoop and the hip joint drive unit; the third axial structure and the third circumferential structure are a combined structure or two separate structures;
- the stride drive unit is assembled on the waist and abdomen part through a sixth clamping member; a sixth axial structure for limiting the axial movement of the stride drive unit and a sixth circumferential structure for limiting the circumferential movement of the stride drive unit are provided between the sixth clamping member and the stride drive unit; the sixth axial structure and the sixth circumferential structure are a combined structure or two separate structures.
- the drive unit of the present invention is fixed by a clamp, which can effectively fix the drive unit on the leg body to prevent the drive unit from slipping. At the same time, it can effectively reduce the use of fasteners (screws or bolts), improve the disassembly and assembly efficiency, and compared with the screw or bolt fixing structure, the structure is more beautiful.
- the first axial structure includes a first annular boss provided on the inner ring of the first hoop member, and a first annular groove provided on the first drive unit and matched with the first annular boss;
- the first circumferential structure includes a first boss provided on the inner ring of the first hoop member, and a first groove provided on the first drive unit and matched with the first boss;
- the second axial structure includes a second annular boss provided on the inner ring of the second hoop member, and a second annular groove provided on the knee joint drive unit and matched with the second annular boss;
- the second circumferential structure includes a second boss provided on the inner ring of the second hoop member, and a second groove provided on the knee joint drive unit and matched with the second boss;
- the third axial structure includes a third annular boss provided on the inner ring of the third clamping member, and a third annular groove provided on the hip joint driving unit and matching with the third annular boss;
- the third circumferential structure includes a third boss provided on the inner ring of the third clamping member, and a third groove provided on the hip joint driving unit and matching with the third boss.
- the sixth axial structure includes a sixth annular boss arranged on the inner ring of the sixth clamp member, and a sixth annular groove arranged on the step drive unit and matched with the sixth annular boss;
- the sixth circumferential structure includes a sixth boss arranged on the inner ring of the sixth clamp member, and a sixth groove arranged on the step drive unit and matched with the sixth boss.
- the first drive unit, the knee joint drive unit, the hip joint drive unit, and the stride drive unit are all or one or more of them are fixed to the corresponding first thigh body, the second thigh body and the waist of the humanoid robot through a quickly detachable clamp structure, so that the axial and circumferential displacement of the drive unit on the leg body is limited by the stopping structure of the boss and the groove.
- disassembly it is only necessary to loosen the mutually locked clamps. Disassembly is convenient and quick, and fixation is reliable.
- the first hoop member, the second hoop member, the third hoop member and the sixth hoop member each include two hoops equally divided in half and mutually cooperating and locking;
- the first hoop member, the second hoop member, and the sixth hoop member are respectively semicircular arc structures, with connecting holes for assembling fasteners at both ends thereof
- the third hoop member includes two hoop ring bodies that can cooperate and lock with each other; the corresponding first thigh body, second thigh body, and waist and abdomen part have a concave arc structure, and their end faces are provided with assembly holes for fixing fasteners; the semicircular arc structure and the concave arc structure are screwed together to form a complete covering structure.
- the covering structure ensures that the size and area of the leg power structure of the humanoid robot will not increase due to the addition of the clamping hoop.
- the present invention only needs to manufacture half of the clamping hoop, thereby making the manufacturing of the clamping hoop of the present invention simpler and low in manufacturing cost, and can make the leg power structure of the humanoid robot more beautiful.
- the ankle driving unit includes a first ankle driving unit and a second ankle driving unit, and the first ankle driving unit and the second ankle driving unit are arranged up and down on the calf body;
- the output end of the first ankle driving unit is connected to the first rocker arm and the first connecting rod in sequence
- the output end of the second ankle driving unit is connected to the second rocker arm and the second connecting rod in sequence.
- the first connecting rod and the second connecting rod constitute a front fork arm, and are movably connected to the foot support member through a front bearing seat to drive the foot support member to swing up and down and left and right.
- the structure is simple and practical, easy to produce and manufacture, and reduces manufacturing costs.
- a rear fork arm is provided at the lower end of the calf body and is movably connected to the foot support member through a rear bearing seat to cooperate with the first connecting rod and the second connecting rod to complete the swing of the foot support member in the up and down and left and right directions.
- the second thigh body is provided with a heat conducting member in contact with the knee joint driving unit;
- the front side or the rear side of the calf body is provided with an elastic protective cover which is buckled with the calf body;
- the bottom of the foot support is covered with a foot buffer, thereby effectively preventing the foot support from being worn and extending the service life of the foot structure.
- a heat conducting member and/or a heat dissipating member is provided on or around the second thigh body and/or calf body and/or waist and abdomen part, and the heat conducting member is a metal sheet or a heat pipe or a coolant or a metal wire or a fin; the heat dissipating member is a blower or a fan or a heat dissipating fin, thereby effectively accelerating the heat dissipation of the second thigh body and calf body, avoiding overheating of the internal parts of the second thigh body and calf body, and affecting their normal operation.
- the knee joint driving unit is mounted on the thigh body component, and drives the calf body component to swing forward and backward relative to the thigh body component through a rod-shaped structure;
- the stride drive unit, hip joint drive unit, first drive unit, knee joint drive unit, and ankle drive unit are respectively rotary motors or motors with reducers.
- a leg power structure of a humanoid robot comprising a stride drive unit for assembly on the humanoid robot, a first thigh body, a calf body and a foot support;
- the stride drive unit is used to drive the first thigh to swing forward and backward, thereby driving the entire leg power structure to swing forward and backward;
- the first thigh body is equipped with a hip joint driving unit to drive the first thigh body to swing left and right, and is used to drive the entire leg power structure to swing left and right;
- the first thigh body or between the first thigh body and the calf body, is equipped with a knee joint drive unit to drive the calf body to swing relative to the first thigh body;
- the calf body or between the calf body and the foot support, is equipped with an ankle drive unit to drive the foot support to swing.
- the present invention can make various anthropomorphic leg and foot movements by setting a first thigh body, a calf body and a foot support and corresponding hip joint drive units, knee joint drive units, and ankle drive units, thereby being able to well meet the requirements of humanoid robots to achieve various action postures, and the entire leg power structure is reasonably designed, compact in structure, and has a good anthropomorphic effect, which is convenient for the promotion and use of humanoid robots.
- the first thigh body is connected to the knee joint driving unit through the second thigh body;
- a first driving unit, an input connector and an output connector are provided between the first thigh body and the second thigh body to realize the relative circumferential rotation of the first thigh body and the second thigh body;
- the fixed end of the hip joint driving unit is fixedly connected to the rotating end of a stride driving unit, and the stride driving unit is assembled on the waist and abdomen component;
- the fixed end of the first driving unit is fixed to the first thigh body through a first clamping member, and one of the first clamping member and the fixed end of the first driving unit is provided with a concave hole 1, and the other is provided with a convex body 1; the cross-sectional shape of the concave hole 1 matches the cross-sectional shape of the convex body 1;
- the fixed end of the knee joint driving unit is fixed to the second thigh body through a second clamping hoop, and one of the second clamping hoop and the fixed end of the knee joint driving unit is provided with a second concave hole, and the other is provided with a second convex body; the cross-sectional shape of the second concave hole matches the cross-sectional shape of the second convex body;
- the fixed end of the hip joint driving unit is fixed to the rotating end of the stride driving unit through a third hoop; one of the third hoop and the fixed end of the hip joint driving unit is provided with a concave hole three, and the other is provided with a convex body three; the cross-sectional shape of the concave hole three matches the cross-sectional shape of the convex body three;
- the first hoop member, the second hoop member, the fourth hoop member and the sixth hoop member are respectively semicircular arc structures, with connecting holes for assembling fasteners at both ends;
- the corresponding first thigh body, the second thigh body, the calf body and the waist and abdomen member are concave arc structures or square sheet structures, and their end faces are provided with assembly holes for fixing fasteners;
- the semicircular arc structure and the concave arc structure are screwed together to form a complete leg covering structure; the leg covering structure ensures that the size and area of the leg power structure of the humanoid robot will not be increased due to the addition of hoop members.
- concave hole one, concave hole two, concave hole three, concave hole four, and concave hole six are respectively square concave holes or circular concave holes or variable diameter concave holes or trapezoidal concave holes or triangular concave holes;
- the corresponding convex body one, convex body two, convex body three, convex body four, and convex body six are respectively square convex bodies or circular convex bodies or variable diameter convex bodies or trapezoidal convex bodies or triangular convex bodies;
- the first hoop member or/and the second hoop member or/and the third hoop member or/and the fourth hoop member or/and the fifth hoop member, the sixth hoop member is a semicircular arc structure or an annular structure or a fan-shaped structure or a strip structure, and connecting holes for assembling fasteners are provided at both ends thereof;
- the first thigh body or/and the second thigh body or/and the waist and abdomen part or/and the calf body is a concave arc structure or a square sheet structure or a rod-shaped structure or a columnar structure or a sleeve structure, and the end surface thereof is provided with an assembly hole for fixing the fasteners;
- the foot support is a shoe-like structure or a sheet-like structure or a human foot-like structure or a block-like structure.
- the third technical solution of the present invention is:
- a humanoid robot has the above-mentioned leg power structure of the humanoid robot arranged at its waist.
- the present invention provides a leg power structure of a humanoid robot, which drives the entire leg to swing left and right through a hip joint driving unit arranged at the waist of the humanoid robot, thereby realizing the left and right lateral movement of the humanoid robot; drives the whole composed of a calf body component and a foot component to rotate around its own axis through a first driving unit arranged between a first thigh body and a second thigh body, thereby realizing the turning of the humanoid robot; drives the calf body component to swing back and forth relative to the thigh body component through a knee joint driving unit, thereby realizing the bending movement of the knee joint of the humanoid robot; drives the rocker arm and the connecting rod through an ankle driving unit arranged on the calf body, and then drives the foot component, thereby realizing the swing of the humanoid robot in the up and down directions and left and right directions; the entire leg power structure is reasonably designed and compact in structure, and well meets the requirements of the
- the humanoid robot has a leg power structure that drives the entire leg to swing left and right through a hip joint driving unit arranged at the waist of the humanoid robot, thereby realizing the left and right lateral movement of the humanoid robot; drives the entire body composed of a calf body component and a foot component to rotate around its own axis through a first driving unit arranged between a first thigh body and a second thigh body, thereby realizing the turning of the humanoid robot; drives the calf body component to swing back and forth relative to the thigh body component through a knee joint driving unit, thereby realizing the bending movement of the knee joint of the humanoid robot; drives the rocker arm and the connecting rod through an ankle driving unit arranged on the calf body, thereby driving the foot component to swing up and down and left and right directions of the humanoid robot; the entire leg power structure is reasonably designed and compact in structure, and well meets the requirements of the humanoid robot to realize various action
- the present invention can perform various anthropomorphic leg and foot movements by providing a first thigh body, a calf body and a foot support and corresponding hip joint drive units, knee joint drive units and ankle drive units, thereby being able to well meet the requirements of humanoid robots to achieve various action postures, and the entire leg power structure is reasonably designed, compact in structure, and has a good anthropomorphic effect, which is convenient for the promotion and use of humanoid robots.
- FIG1 is a schematic diagram of a double-leg structure of a leg power structure of a humanoid robot according to the present invention
- FIG2 is an exploded schematic diagram of a double-leg structure of a leg power structure of a humanoid robot according to the present invention
- FIG3 is an axial schematic diagram of a leg power structure of a humanoid robot according to the present invention.
- FIG4 is a schematic diagram of a rear axle side view of a leg power structure of a humanoid robot according to the present invention.
- FIG5 is a side view of a leg power structure of a humanoid robot according to the present invention.
- FIG6 is a rear view of a leg power structure of a humanoid robot according to the present invention.
- FIG7 is a full cross-sectional view of a leg power structure of a humanoid robot according to the present invention.
- FIG9 is a partial enlarged view of a portion B of a leg power structure of a humanoid robot according to the present invention.
- FIG10 is a partial enlarged view of a portion C of a leg power structure of a humanoid robot according to the present invention.
- the first specific embodiment of the leg power structure of the humanoid robot of the present invention is as follows:
- a leg power structure of a humanoid robot comprising a stride drive unit 52 for assembly on the humanoid robot, a first thigh body 11, a calf body 21 and a foot support 31;
- the stride drive unit 52 is used to drive the first thigh body 11 to swing forward and backward, thereby driving the entire leg power structure to swing forward and backward;
- the first thigh body 11 is equipped with a hip joint drive unit 13 to drive the first thigh body 11 to swing left and right, thereby driving the entire leg power structure to swing left and right;
- the first thigh body 11, or between the first thigh body 11 and the calf body 21, is equipped with a knee joint driving unit 15 to drive the calf body 21 to swing relative to the first thigh body 11;
- the calf body 21 or between the calf body 21 and the foot support 31 is equipped with an ankle driving unit to drive the foot support 31 to swing.
- the fixed end of the knee joint driving unit 15 is fixed to the second thigh body 12 through a second hoop 49.
- One of the second hoop 49 and the fixed end of the knee joint driving unit 15 is provided with a second concave hole, and the other is provided with a second convex body; the cross-sectional shape of the second concave hole matches the cross-sectional shape of the second convex body;
- the fixed end of the hip joint drive unit 13 is fixed to the rotating end of the stride drive unit 52 through the third hoop 62; one of the third hoop 62 and the fixed end of the hip joint drive unit 13 is provided with a concave hole 3, and the other is provided with a convex body 3; the cross-sectional shape of the concave hole 3 matches the cross-sectional shape of the convex body 3;
- the input connector 59 and the output connector 60 are fixed by a fifth clamp 61 .
- the stride drive unit 52 is assembled on the waist and abdomen part 53 through the sixth clamping hoop 54.
- One of the fixed ends of the sixth clamping hoop 54 and the stride drive unit 52 is provided with a concave hole six, and the other is provided with a convex body six; the cross-sectional shape of the concave hole six matches the cross-sectional shape of the convex body six.
- the first clamp member 4, the second clamp member 49, and the sixth clamp member 54 are respectively semicircular arc structures, and connection holes 63 for assembling fasteners are provided at both ends thereof;
- the corresponding first thigh body 11, the second thigh body 12, and the waist and abdomen part 53 have a concave arc structure, and the end surface thereof is provided with an assembly hole 64 for fixing the fasteners;
- the semicircular arc structure and the concave arc structure are screwed together to form a complete leg covering structure.
- the third clamping hoop component 62 and the fifth clamping hoop component 61 respectively include two clamping hoops equally divided in half and cooperating and locking with each other.
- the concave hole 1, the concave hole 2, the concave hole 3 and the concave hole 6 are respectively square concave holes; the corresponding convex body 1, the convex body 2, the convex body 3 and the convex body 6 are respectively square convex bodies.
- the foot support 31 is a human foot-shaped structure.
- a leg power structure of a humanoid robot comprising a stride drive unit 52, a thigh body component 1, a calf body 21 component 2 and a foot component 3, which are arranged at the waist of the humanoid robot and are connected in sequence, wherein the thigh body component 1 includes a first thigh body 11 and a second thigh body 12, the calf body 21 component 2 includes a calf body 21, and the foot component 3 includes a foot support 31; the stride drive unit 52 is used to drive the first thigh body 11 to swing forward and backward, thereby driving the entire leg power structure to swing forward and backward; a hip joint drive unit 13 is provided on the upper part of the first thigh body 11 to drive the first thigh body 11 to swing left and right, thereby driving the entire leg power structure to swing forward and backward; The leg power structure swings left and right; a first driving unit 14 is provided between the first thigh body 11 and the second thigh body 12 to drive the first thigh body 11 and
- the first drive unit 14 is fixed to the first thigh body 11 through the first clamping member 4, and a first axial structure for limiting the axial movement of the first drive unit 14 and a first circumferential structure for limiting the circumferential rotation of the first drive unit 14 are provided between the first clamping member 4 and the first drive unit 14; the first axial structure and the first circumferential structure are a combined structure or two separate structures; the knee joint drive unit 15 is fixed to the second thigh body 12 through the second clamping member 49, and a second axial structure for limiting the axial movement of the knee joint drive unit 15 and a second circumferential structure for limiting the circumferential movement of the knee joint drive unit 15 are provided between the second clamping member 49 and the knee joint drive unit 15; the second axial structure and the second circumferential structure are a combined structure or two separate structures.
- the hip joint drive unit 13 is fixed to the rotating end of the stride drive unit 52 by a third clamping member 62; a third axial structure for limiting the axial movement of the hip joint drive unit 13 and a third circumferential structure for limiting the circumferential movement of the hip joint drive unit 13 are provided between the third clamping member 62 and the hip joint drive unit 13; the third axial structure and the third circumferential structure are a combined structure or two separate structures.
- the stride drive unit 52 is assembled on the waist and abdomen part 53 through the sixth clamping part 54; a sixth axial structure for limiting the axial movement of the stride drive unit 52 and a sixth circumferential structure for limiting the circumferential movement of the stride drive unit 52 are provided between the sixth clamping part 54 and the stride drive unit 52; the sixth axial structure and the sixth circumferential structure are a combined structure or two separate structures.
- the first axial structure includes a first annular boss 41 provided on the inner ring of the first clamping member 4, and a first annular groove 42 provided on the first driving unit 14 and cooperating with the first annular boss 41;
- the first circumferential structure includes a first boss 43 provided on the inner ring of the first clamping member 4, and a first groove 44 provided on the first driving unit 14 and cooperating with the first boss 43;
- the second axial structure includes a second annular boss 45 provided on the inner ring of the second clamping member 49, and a second annular groove 46 provided on the knee joint driving unit 15 and cooperating with the second annular boss 45;
- the second circumferential structure includes a second boss 47 provided on the inner ring of the second clamping member 49, and a second groove 48 provided on the knee joint driving unit 15 and cooperating with the second boss 47.
- the first clamp assembly and the second clamp assembly are both arc-shaped clamps.
- the first motor and reducer unit and the knee joint motor and reducer unit are fixed to the first thigh rod and the second thigh rod through a quickly detachable clamp structure.
- the axial and circumferential displacement of the first motor and reducer unit on the first thigh rod and the axial and circumferential displacement of the knee joint motor and reducer unit on the second thigh rod are limited by the stop structure of the boss and the groove.
- a humanoid robot has the above-mentioned leg power structure of the humanoid robot arranged at its waist.
- the fixing method may be screw connection, welding, riveting, plug connection, or connection through other components, and those skilled in the art may select the method according to the actual situation.
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Abstract
Description
Claims (10)
- 一种人形机器人的腿部动力结构,其特征在于,包括设于人形机器人腰部的,依次连接的跨步驱动单元(52)、大腿体组件(1)、小腿体(21)组件(2)和脚部组件(3),所述大腿体组件(1)包括第一大腿体(11)、第二大腿体(12),所述小腿体(21)组件(2)包括小腿体(21),所述脚部组件(3)包括脚部支撑件(31);所述跨步驱动单元(52),用于驱动所述第一大腿体(11)前后摆动,进而带动整个腿部动力结构前后摆动;所述第一大腿体(11)上部设有髋关节驱动单元(13),以驱动所述第一大腿体(11)左右摆动,进而带动整个腿部动力结构左右摆动;所述第一大腿体(11)和所述第二大腿体(12)之间,设有第一驱动单元(14),以实现所述第一大腿体(11)与所述第二大腿体(12)相对周向转动;所述大腿体组件(1),或大腿体组件(1)与所述小腿体(21)组件(2)之间,设有膝关节驱动单元(15),以实现所述大腿体组件(1)与所述小腿体(21)相对前后摆动;所述小腿体(21)上设有脚踝驱动单元,所述脚踝驱动单元的输出端设有连杆,所述连杆与所述脚部支撑件(31)连接,以带动所述脚部支撑件(31)作上下、左右方向的摆动。
- 如权利要求1所述的一种人形机器人的腿部动力结构,其特征在于,所述第一驱动单元(14)通过第一抱箍件(4)固定于所述第一大腿体(11)上,所述第一抱箍件(4)与所述第一驱动单元(14)之间设有限制所述第一驱动单元(14)轴向运动的第一轴向结构,以及限制所述第一驱动单元(14)周向转动的第一周向结构;所述第一轴向结构和第一周向结构为一个合体结构或两个分体式结构;或/和,所述膝关节驱动单元(15)通过第二抱箍件(49)固定于所述第二大腿体(12)上,所述第二抱箍件(49)与所述膝关节驱动单元(15)之间设有限制所述膝关节驱动单元(15)轴向运动的第二轴向结构,以及限制所述膝关节驱动单元(15)周向运动的第二周向结构;所述第二轴向结构和第二周向结构为一个合体结构或两个分体式结构;或/和,所述髋关节驱动单元(13)通过第三抱箍件(62)固定在跨步驱动单元(52)的旋转端上;所述第三抱箍件(62)与所述髋关节驱动单元(13)之间设有限制髋关节驱动单元(13)轴向运动的第三轴向结构,以及限制所述髋关节驱动单元(13)周向运动的第三周向结构;所述第三轴向结构和第三周向结构为一个合体结构或两个分体式结构;或/和,所述跨步驱动单元(52)通过第六抱箍件(54)装配在腰腹部件(53)上;所述第六抱箍件(54)与所述跨步驱动单元(52)之间设有限制跨步驱动单元(52)轴向运动的第六轴向结构,以及限制所述跨步驱动单元(52)周向运动的第六周向结构;所述第六轴向结构和第六周向结构为一个合体结构或两个分体式结构。
- 如权利要求2所述的一种人形机器人的腿部动力结构,其特征在于,所述第一轴向结构包括设于所述第一抱箍件(4)内圈上的第一环形凸台(41)、与所述第一环形凸台(41)相配合的设于所述第一驱动单元(14)上的第一环形凹槽(42);所述第一周向结构包括设于所述第一抱箍件(4)内圈上的第一凸台(43)、与所述第一凸台(43)相配合的设于所述第一驱动单元(14)上的第一凹槽(44);或/和,所述第二轴向结构包括设于所述第二抱箍件(49)内圈上的第二环形凸台(45)、与所述第二环形凸台(45)相配合的设于所述膝关节驱动单元(15)上的第二环形凹槽(46);所述第二周向结构包括设于所述第二抱箍件(49)内圈上的第二凸台(47)、与所述第二凸台(47)相配合的设于所述膝关节驱动单元(15)上的第二凹槽(48);或/和,所述第三轴向结构包括设于所述第三抱箍件(62)内圈上的第三环形凸台(66)、与所述第三环形凸台(66)相配合的设于所述髋关节驱动单元(13)上的第三环形凹槽(65);所述第三周向结构包括设于所述第三抱箍件(62)内圈上的第三凸台(67)、与所述第三凸台(67)相配合的设于髋关节驱动单元(13)上的第三凹槽(68);所述第六轴向结构包括设于所述第六抱箍件(54)内圈上的第六环形凸台(56)、与所述第六环形凸台(56)相配合的设于所述跨步驱动单元(52)上的第六环形凹槽(55);所述第六周向结构包括设于所述第六抱箍件(54)内圈上的第六凸台(58)、与所述第六凸台(58)相配合的设于跨步驱动单元(52)上的第六凹槽(57)。
- 如权利要求3所述的一种人形机器人的腿部动力结构,其特征在于,所述第一抱箍件(4)、所述第二抱箍件(49)、所述第三抱箍件(62)和第六抱箍件(54)均包括两个对半均分、相互配合对锁的抱箍;或,第一抱箍件(4)、第二抱箍件(49)、第六抱箍件(54)分别为半圆形弧形结构,其两端开设用于装配紧固件的连接孔(63),所述第三抱箍件(62)分别包括两个能相互配合对锁的抱箍环体;相应的第一大腿体(11)、第二大腿体(12)、腰腹部件(53)具有凹弧状结构,其端面设有用于固定紧固件的装配孔(64);半圆形弧形结构与凹弧状结构螺接在一起,形成完整的包覆结构。
- 如权利要求1-4任一所述的一种人形机器人的腿部动力结构,其特征在于,所述脚踝驱动单元包括第一脚踝驱动单元(22)和第二脚踝驱动单元(23),所述第一脚踝驱动单元(22)和所述第二脚踝驱动单元(23)上下排列于所述小腿体(21)上;所述第一脚踝驱动单元(22)的输出端依次连接有第一摇臂(24)和第一连动杆(25),所述第二脚踝驱动单元(23)的输出端依次连接有第二摇臂(26)和第二连动杆(27),所述第一连动杆(25)和第二连动杆(27)构成前叉臂,并通过前轴承座(50)与所述脚部支撑件(31)活动连接,以驱动所述脚部支撑件(31)作上下、左右方向的摆动;所述小腿体(21)下端设有后叉臂(30),并通过后轴承座(51)与所述脚部支撑件(31)活动连接,以配合所述第一连动杆(25)和所述第二连动杆(27)完成所述脚部支撑件(31)作上下、左右方向的摆动。
- 如权利要求5所述的一种人形机器人的腿部动力结构,其特征在于,所述第二大腿体(12)设有与所述膝关节驱动单元(15)相接触的导热件(29);或,所述小腿体(21)前侧或后侧设有与所述小腿体(21)扣合的弹性保护罩(28);或,所述脚部支撑件(31)脚底部覆有脚部缓冲件(32);或,所述第二大腿体(12)或/和小腿体(21)或/和腰腹部件(53)上或其周边设有导热件(29)或/和散热件(69),所述导热件(29)为金属片或热管或冷却液或金属丝或翅片;所述散热件(69)为风机或风扇或散热翅片;或,所述膝关节驱动单元(15)装配在所述大腿体组件(1)上,并通过杆状结构驱动所述小腿体(21)组件(2)相对于所述大腿体组件(1)前后摆动;或,所述跨步驱动单元(52)、髋关节驱动单元(13)、第一驱动单元(14)、膝关节驱动单元(15)、脚踝驱动单元分别为旋转电机或具有减速器的电机。
- 一种人形机器人的腿部动力结构,其特征在于,包括用于装配于人形机器人的跨步驱动单元(52)、第一大腿体(11)、小腿体(21)和脚部支撑件(31);所述跨步驱动单元(52),用于驱动所述第一大腿体(11)前后摆动,进而带动整个腿部动力结构前后摆动;所述第一大腿体(11)装配髋关节驱动单元(13),以驱动所述第一大腿体(11)左右摆动,用于带动整个腿部动力结构左右摆动;第一大腿体(11),或在第一大腿体(11)与小腿体(21)之间,装配膝关节驱动单元(15),以驱动小腿体(21)相对于第一大腿体(11)摆动;所述小腿体(21),或在小腿体(21)与脚部支撑件(31)之间,装配脚踝驱动单元,以带动脚部支撑件(31)摆动。
- 如权利要求7所述的一种人形机器人的腿部动力结构,其特征在于,第一大腿体(11)通过第二大腿体(12)与膝关节驱动单元(15)相连接;所述第一大腿体(11)和所述第二大腿体(12)之间,设有第一驱动单元(14)、输入连接件(59)以及输出连接件(60),以实现所述第一大腿体(11)与所述第二大腿体(12)相对周向转动;髋关节驱动单元(13)的固定端固接在一跨步驱动单元(52)的旋转端上,所述跨步驱动单元(52)装配在腰腹部件(53)上;或/和,所述第一驱动单元(14)的固定端通过第一抱箍件(4)固定于所述第一大腿体(11)上,所述第一抱箍件(4)与所述第一驱动单元(14)的固定端择一设置凹孔一,另一个设置凸体一;所述凹孔一的截面形状与凸体一的截面形状相匹配;或/和,所述膝关节驱动单元(15)的固定端通过第二抱箍件(49)固定于所述第二大腿体(12)上,所述第二抱箍件(49)与所述膝关节驱动单元(15)的固定端择一设置凹孔二,另一个设置凸体二;所述凹孔二的截面形状与凸体二的截面形状相匹配;或/和,所述髋关节驱动单元(13)的固定端通过第三抱箍件(62)固定在跨步驱动单元(52)的旋转端上;所述第三抱箍件(62)与所述髋关节驱动单元(13)的固定端择一设置凹孔三,另一个设置凸体三;所述凹孔三的截面形状与凸体三的截面形状相匹配;或/和,脚踝驱动单元的固定端通过第四抱箍件固定于小腿体(21)上,所述第四抱箍件与所述脚踝驱动单元的固定端择一设置凹孔四,另一个设置凸体四;所述凹孔四的截面形状与凸体四的截面形状相匹配;或/和,所述输入连接件(59)和输出连接件(60)通过第五抱箍件(61)进行固定;所述跨步驱动单元(52)通过第六抱箍件(54)装配在腰腹部件(53)上,所述第六抱箍件(54)与所述跨步驱动单元(52)的固定端择一设置凹孔六,另一个设置凸体六;所述凹孔六的截面形状与凸体六的截面形状相匹配。
- 如权利要求8所述的一种人形机器人的腿部动力结构,其特征在于,第一抱箍件(4)、第二抱箍件(49)、第四抱箍件、第六抱箍件(54)分别为半圆形弧形结构,其两端开设用于装配紧固件的连接孔(63);相应的第一大腿体(11)、第二大腿体(12)、小腿体(21)、腰腹部件(53)为凹弧状结构或方形片状结构,其端面设有用于固定紧固件的装配孔(64);半圆形弧形结构与凹弧状结构螺接在一起,形成完整的腿部包覆结构;第三抱箍件(62)、第五抱箍件(61)分别包括两个能相互配合对锁的抱箍环体;或/和,凹孔一、凹孔二、凹孔三、凹孔四、凹孔六分别为方形凹孔或圆形凹孔或变径凹孔或梯形凹孔或三角形凹孔;相应的凸体一、凸体二、凸体三、凸体四、凸体六分别为方形凸体或圆形凸体或变径凸体或梯形凸体或三角形凸体;或,第一抱箍件(4)或/和第二抱箍件(49)或/和第三抱箍件(62)或/和第四抱箍件或/和第五抱箍件(61)、第六抱箍件(54)为半圆形弧形结构或环状结构或扇形结构或条状结构,其两端开设用于装配紧固件的连接孔(63);第一大腿体(11)或/和第二大腿体(12)或/和腰腹部件(53)或/和小腿体(21)为凹弧状结构或方形片状结构或杆状结构或柱状结构或套筒结构,其端面设有用于固定紧固件的装配孔(64);或/和,所述脚部支撑件(31)为鞋状结构或片状结构或人脚状结构或块状结构。
- 一种人形机器人,其特征在于,其腰部设有如权利要求1-9任一所述的一种人形机器人的腿部动力结构。
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- 2024-08-23 WO PCT/CN2024/114216 patent/WO2025123771A1/zh active Pending
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| CN121989274A (zh) * | 2026-04-10 | 2026-05-08 | 深圳众擎机器人科技股份有限公司 | 一种胯部结构及机器人 |
| CN121989274B (zh) * | 2026-04-10 | 2026-06-26 | 深圳众擎机器人科技股份有限公司 | 一种胯部结构及机器人 |
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| DE202024002557U1 (de) | 2025-07-03 |
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