A model overall rotation movement mechanism

Abstract

The application provides a model overall rotation movement mechanism and relates to the technical field of display robots.The movement mechanism comprises a support assembly, a waist rotation assembly and a model simulated running movement assembly; the support assembly comprises a load-bearing base installed on the ground, a fixed arm and a support rod; the waist rotation assembly comprises a rotary support bearing, the outer ring of the rotary support bearing is connected to the fixed arm, and the outer ring of the rotary support bearing is fixedly provided with a transmission part; the model simulated running movement assembly comprises a first mounting plate, the first mounting plate is fixedly connected to the inner ring of the rotary support bearing, the first mounting plate is provided with a waist driving motor, the first mounting plate is provided with a leg swing unit, the first mounting plate is provided with a power unit, the power unit is drivingly connected with two crank transmission connecting rods, and the two crank transmission connecting rods are drivingly connected with the two leg swing units respectively.The application can realize dynamic display of a display model and has better display effect.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of display robot, in particular to a model overall rotation mechanism. BACKGROUND

[0002] Display models attract the attention of consumers by displaying goods, stimulate the purchasing desire of consumers, and can be displayed by real people or display robots. Real people display has the problems of high cost and high work intensity, so display robots are usually used in actual display.

[0003] Most of the display models used at present are static and have poor flexibility, and cannot well display the characteristics of the goods.

[0004] In view of the above, the present application provides a model overall rotation mechanism to solve the above technical problems. SUMMARY

[0005] The purpose of the present application is to provide a model overall rotation mechanism which can realize dynamic display of display models and has better display effect.

[0006] The embodiment of the present application is implemented as follows:

[0007] The embodiment of the present application provides a model overall rotation mechanism, which comprises a support assembly, a waist rotation assembly and a model simulated running motion assembly.

[0008] The support assembly comprises a bearing base installed on the ground and a fixed arm located above the bearing base, the fixed arm is connected with a support rod, and the end of the support rod away from the fixed arm is connected to the bearing base;

[0009] The waist rotation assembly comprises a rotary support bearing, the outer ring of the rotary support bearing is connected to the fixed arm, and the outer ring of the rotary support bearing is fixedly provided with a transmission member;

[0010] The model simulated running motion assembly comprises a first mounting plate, the first mounting plate is fixedly connected to the inner ring of the rotary support bearing, the first mounting plate is provided with a waist driving motor for driving the transmission member to rotate around the rotation center of the rotary support bearing, the bottom side of the first mounting plate is symmetrically provided with a leg swing unit, the leg swing unit comprises a thigh front connecting rod, a calf front connecting rod and a foot plate which are sequentially hinged, and the movable end of the thigh front connecting rod is hinged to the first mounting plate, the first mounting plate is provided with a power unit, the power unit is drivingly connected with two crank transmission connecting rods, the two crank transmission connecting rods are respectively drivingly connected with the two leg swing units, and the crank transmission connecting rod is used to drive the thigh front connecting rod, the calf front connecting rod and the foot plate of the leg swing unit to rotate simultaneously.

[0011] In some embodiments of the present invention, the support rod is arc-shaped, the waist rotation component and the model running motion simulation component are both located on the concave side of the support rod, and the fixed arm is parallel to the bearing base.

[0012] In some embodiments of the present invention, the transmission component is a waist gear, the waist gear has a connecting hole in the middle, the slewing support bearing passes through the connecting hole, and the output shaft of the waist drive motor is connected to a waist drive gear that meshes with the waist gear.

[0013] In some embodiments of the present invention, the power unit includes a power motor, the power motor is driven by a reducer, the reducer is driven by a drive pulley, the drive pulley is driven by a driven pulley via a transmission belt, the driven pulley is driven by a first gear, the first gear is used to drive the thigh front link to rotate, the first gear is driven by a second gear, the second gear is used to drive the lower leg front link and the foot plate to rotate simultaneously.

[0014] In some embodiments of the present invention, four support screws are provided on the top side of the first mounting plate. The four support screws are arranged in a rectangular shape. The four support screws pass through the third mounting plate together, and the third mounting plate is slidably engaged with any of the support screws. Each of the support screws is provided with a nut assembly for fixing the third mounting plate. The power motor and the reducer are provided on the bottom side of the third mounting plate.

[0015] In some embodiments of the present invention, four connecting sleeves are provided on the bottom side of the first mounting plate, and the bottom sides of the four connecting sleeves are connected to a second mounting plate. The bottom side of the second mounting plate is symmetrically provided with lower connecting support plates. The two leg swing units are respectively provided on the two lower connecting support plates. The driven pulley, the first gear and the second gear are all provided between the lower connecting support plates. The transmission belt passes through the first mounting plate, the inner ring of the slewing support bearing and the second mounting plate.

[0016] In some embodiments of the present invention, the two leg swing units are respectively located on the outer side of the two lower connecting support plates, the first gear is coaxially connected to the upper cam drive shaft, and the two ends of the upper cam drive shaft pass through the outer side of the two lower connecting support plates respectively. The crank transmission connecting rod includes an upper cam block disposed on the end face of the upper cam drive shaft, and the two upper cam blocks of the two crank transmission connecting rods are axially symmetrical about the upper cam drive shaft. The convex part of the upper cam block is hinged to the upper cam short connecting rod, and the movable end of the upper cam short connecting rod is hinged to the thigh front connecting rod.

[0017] The second gear is located below the first gear. The second gear is coaxially connected to the lower cam drive shaft, and both ends of the lower cam drive shaft pass through the outer sides of the two lower connecting support plates. The crank transmission connecting rod also includes a lower cam block disposed on the end face of the lower cam drive shaft. The two lower cam blocks of the two crank transmission connecting rods are axially symmetrical about the lower cam drive shaft. The convex part of the lower cam block is hinged to a lower cam short connecting rod. The movable end of the lower cam short connecting rod is simultaneously hinged to a lower leg short connecting rod and a thigh rear connecting rod. The movable end of the lower leg short connecting rod is hinged to the thigh front connecting rod. The movable end of the thigh rear connecting rod is hinged to the lower leg front connecting rod. The end of the thigh rear connecting rod that is hinged to the lower leg front connecting rod, away from the lower leg short connecting rod, is hinged to a lower leg rear connecting rod. The movable end of the lower leg rear connecting rod is hinged to the foot plate.

[0018] In some embodiments of the present invention, the posterior thigh link and the posterior calf link are located behind the posterior thigh link and the posterior calf link, respectively.

[0019] In some embodiments of the present invention, the support base and the support rod, and the support rod and the fixing arm are detachably connected by screws.

[0020] Compared with the prior art, the embodiments of the present invention have at least the following advantages or beneficial effects:

[0021] A model rotation motion mechanism includes a support component, a waist rotation component, and a model running motion simulation component;

[0022] The aforementioned support assembly includes a bearing base mounted on the ground and a fixed arm located above the bearing base. The fixed arm is connected to a support rod, and the end of the support rod away from the fixed arm is connected to the bearing base.

[0023] The aforementioned waist rotation assembly includes a slewing support bearing, the outer ring of which is connected to the aforementioned fixed arm, and a transmission component is fixedly mounted on the outer ring of which the slewing support bearing is also mounted on the arm.

[0024] The aforementioned model-simulated running motion component includes a first mounting plate, which is fixedly connected to the inner ring of the aforementioned rotary support bearing. The first mounting plate is equipped with a waist drive motor that drives the aforementioned transmission component to rotate around the rotation center of the aforementioned rotary support bearing. Leg swing units are symmetrically arranged on the bottom side of the first mounting plate. The leg swing unit includes a thigh front link, a calf front link, and a foot plate that are sequentially hinged. The movable end of the thigh front link is hinged to the aforementioned first mounting plate. The first mounting plate is equipped with a power unit, which is driven by two crank transmission links. The two crank transmission links are respectively driven by two leg swing units. The crank transmission links are used to drive the thigh front link, calf front link, and foot plate of the leg swing unit to rotate simultaneously.

[0025] In this invention, on the one hand, by adjusting the rotation of the waist drive motor, the waist drive motor drives the transmission component to rotate. The transmission component acts on the outer ring of the slewing support bearing, causing relative movement between the outer and inner rings of the slewing support bearing. Under the fixing action of the fixed arm, support rod, and bearing base, the outer ring of the slewing support bearing remains stationary, while the inner ring of the slewing support bearing rotates. The inner ring of the slewing support bearing drives the first mounting plate power unit and the leg swing unit to rotate synchronously, giving the invention a waist rotation function, facilitating dynamic display and increasing the model's ability to attract attention. On the other hand, by adjusting the power unit, the power unit drives the two crank transmission linkages to move. The two crank transmission linkages drive the thigh front linkages in the two leg swing units to rotate relative to the first mounting plate, the calf front linkages to rotate relative to the thigh front linkages, and the footboards to rotate relative to the calf front linkages, forming a full-range dynamic display. Attached Figure Description

[0026] To more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings used in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of the present invention and should not be regarded as a limitation on the scope. For those skilled in the art, other related drawings can be obtained based on these drawings without creative effort.

[0027] Figure 1 This is a schematic diagram of the overall rotation mechanism of a model according to an embodiment of the present invention;

[0028] Figure 2 This is a schematic diagram of the structure of the waist rotation component and the mannequin simulating running motion component according to an embodiment of the present invention. Figure One ;

[0029] Figure 3 This is a schematic diagram of the structure of the waist rotation component and the mannequin simulating running motion component according to an embodiment of the present invention. Figure Two ;

[0030] Figure 4 This is a schematic diagram of the structure of the first mounting plate in an embodiment of the present invention. Figure One ;

[0031] Figure 5 This is a schematic diagram of the structure of the first mounting plate in an embodiment of the present invention. Figure Two .

[0032] Icons: 1-Bearing base, 2-Support rod, 3-Waist drive motor, 4-First mounting plate, 5-Limit sensor, 6-Fixed arm, 7-Slewing support bearing, 8-Transmission component, 9-Waist drive gear, 10-Support screw, 11-Foot plate, 12-Second mounting plate, 13-Third mounting plate, 14-Drive pulley, 15-Transmission belt, 16-Power motor, 17-Connecting sleeve, 18-Lower connecting support plate, 19-Upper cam block, 20-Lower cam block, 21-Upper cam short connecting rod, 22-Lower cam short connecting rod, 23-Lower leg short connecting rod, 24-Thigh front connecting rod, 25-Thigh back connecting rod, 26-Lower leg front connecting rod, 27-Lower leg back connecting rod, 28-First gear, 29-Second gear, 30-Driven pulley, 31-Upper cam drive shaft, 32-Lower cam drive shaft. Detailed Implementation

[0033] To make the objectives, technical solutions, and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments. The components of the embodiments of the present invention described and shown in the accompanying drawings can generally be arranged and designed in various different configurations.

[0034] Therefore, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely to illustrate selected embodiments of the invention. All other embodiments obtained by those skilled in the art based on the embodiments of the invention without inventive effort are within the scope of protection of the invention.

[0035] It should be noted that similar labels and letters in the following figures indicate similar items. Therefore, once an item is defined in one figure, it does not need to be further defined and explained in subsequent figures.

[0036] In the description of the embodiments of the present invention, it should be noted that if terms such as "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," and "outer" indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, or the orientation or positional relationship commonly used when the product of the invention is in use, they are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention. Furthermore, terms such as "first," "second," and "third" are only used to distinguish descriptions and should not be construed as indicating or implying relative importance.

[0037] Furthermore, the use of terms such as "horizontal," "vertical," and "sag" does not imply that the component must be absolutely horizontal or suspended, but rather that it can be slightly tilted. For example, "horizontal" simply means that its direction is more horizontal relative to "vertical," and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0038] In the description of the embodiments of the present invention, "multiple" means at least two.

[0039] In the description of the embodiments of the present invention, it should also be noted that, unless otherwise explicitly specified and limited, the terms "set," "install," "connect," and "link" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in the present invention according to the specific circumstances. Example

[0040] Please refer to Figures 1-5 This embodiment provides a model overall rotation motion mechanism, including a support component, a waist rotation component, and a model simulation running motion component;

[0041] The aforementioned support assembly includes a bearing base 1 installed on the ground and a fixed arm 6 located above the bearing base 1. The fixed arm 6 is connected to a support rod 2, and one end of the support rod 2 away from the fixed arm 6 is connected to the bearing base 1.

[0042] The aforementioned waist rotation assembly includes a slewing support bearing 7, the outer ring of which is connected to the aforementioned fixed arm 6, and a transmission component 8 is fixedly provided on the outer ring of which the slewing support bearing 7.

[0043] The aforementioned model-simulated running motion component includes a first mounting plate 4, which is fixedly connected to the inner ring of the rotary support bearing 7. The first mounting plate 4 is equipped with a waist drive motor 3 that drives the transmission component 8 to rotate around the rotation center of the rotary support bearing 7. Leg swing units are symmetrically arranged on the bottom side of the first mounting plate 4. The leg swing units include a thigh front link 24, a calf front link 26, and a foot plate 11 that are sequentially hinged. The movable end of the thigh front link 24 is hinged to the first mounting plate 4. The first mounting plate 4 is equipped with a power unit that is driven by two crank transmission links. The two crank transmission links are respectively driven by two leg swing units. The crank transmission links are used to drive the thigh front link 24, calf front link 26, and foot plate 11 of the leg swing units to rotate simultaneously.

[0044] In this invention, on the one hand, by adjusting the rotation of the waist drive motor 3, the waist drive motor 3 drives the transmission component 8 to rotate. The transmission component 8 acts on the outer ring of the slewing support bearing 7, causing the outer and inner rings of the slewing support bearing 7 to move relative to each other. Under the fixing action of the fixed arm 6, the support rod 2, and the bearing base 1, the outer ring of the slewing support bearing 7 remains stationary, while the inner ring of the slewing support bearing 7 rotates. The inner ring of the slewing support bearing 7 drives the power unit of the first mounting plate 4 and the leg swing unit to rotate synchronously, giving the invention a waist rotation function, facilitating dynamic display and increasing the model's ability to attract attention. On the other hand, by adjusting the power unit, the power unit drives the two crank transmission linkages to move. The two crank transmission linkages drive the thigh front linkage 24 in the two leg swing units to rotate relative to the first mounting plate 4, the calf front linkage 26 to rotate relative to the thigh front linkage 24, and the foot plate to rotate relative to the calf front linkage 26, forming a full-range dynamic display.

[0045] It is worth noting that the waist rotation component and the model simulation running motion component form a human-shaped structure. The two leg swing units are equivalent to a person's two legs. When the power unit drives the two crank transmission linkages to move, the two crank transmission linkages drive the two leg swing units to move simultaneously, and the two leg swing units form a running motion posture.

[0046] Optionally, two limit sensors 5 are symmetrically arranged on the first mounting plate 4 to prevent the waist rotation reciprocating motion from exceeding the range.

[0047] In some embodiments of the present invention, the support rod 2 is arc-shaped, the waist rotation component and the model running motion simulation component are both located on the concave side of the support rod 2, and the fixed arm 6 is parallel to the bearing base 1.

[0048] In the above embodiment, the support rod 2 is a hollow rod, and the cavity of the support rod 2 is used for cable routing and the installation of control components. The support rod 2 has an arc-shaped structure to prevent it from interfering with the rotational movement of the waist rotation component and the mannequin simulating running motion component.

[0049] In some embodiments of the present invention, the transmission member 8 is a waist gear, the waist gear has a connecting hole in the middle, the rotary support bearing 7 passes through the connecting hole, and the output shaft of the waist drive motor 3 is connected to a waist drive gear 9 that meshes with the waist gear.

[0050] In the above embodiment, the outer ring of the slewing support bearing 7 is adapted to the connecting hole, and the waist drive motor 3 drives the waist drive gear 9 to rotate, thereby realizing the rotation of the first mounting plate 4 through the meshing of the waist drive gear 9 and the waist gear.

[0051] In some embodiments of the present invention, the power unit includes a power motor 16, which is driven by a reducer. The reducer is driven by a drive pulley 14, which is driven by a driven pulley 30 via a drive belt 15. The driven pulley 30 is driven by a first gear 28, which drives the thigh front link 24 to rotate. The first gear 28 is driven by a second gear 29, which drives the lower leg front link 26 and the footplate 11 to rotate simultaneously.

[0052] In the above embodiment, the power electric drive drives the reducer to rotate, the reducer drives the drive pulley 14 to rotate, and the drive pulley 14 drives the driven pulley 30 to rotate through the transmission belt 15, thereby achieving the purpose of synchronous driving of the first gear 28 and the second gear 29. The second gear 29 is located below and behind the first gear 28.

[0053] In some embodiments of the present invention, four support screws 10 are provided on the top side of the first mounting plate 4. The four support screws 10 are arranged in a rectangular shape. The four support screws 10 pass through the third mounting plate 13 together, and the third mounting plate 13 is slidably engaged with any of the support screws 10. Each of the support screws 10 is provided with a nut assembly for fixing the third mounting plate 13. The power motor 16 and the reducer are provided on the bottom side of the third mounting plate 13.

[0054] In the above embodiments, each support screw 10 is provided with two nuts, and the third mounting plate 13 is located between the two nuts. The height of the third mounting plate 13 on the support screw 10 is adjusted by adjusting the two nuts to achieve the adjustment of the tension of the transmission belt 15.

[0055] In some embodiments of the present invention, four connecting sleeves 17 are provided on the bottom side of the first mounting plate 4, and the bottom sides of the four connecting sleeves 17 are connected to the second mounting plate 12. The bottom side of the second mounting plate 12 is symmetrically provided with lower connecting support plates 18. The two leg swing units are respectively provided on the two lower connecting support plates 18. The driven pulley 30, the first gear 28 and the second gear 29 are all provided between the lower connecting support plates 18. The transmission belt 15 passes through the first mounting plate 4, the inner ring of the rotary support bearing 7 and the second mounting plate 12.

[0056] In the above embodiment, the four connecting sleeves 17 and the inner ring of the waist slewing support bearing 7 are connected to the corresponding connecting holes of the second mounting plate 1237 through the upper plane of the first upper mounting plate with screws, so as to connect the first mounting plate 4, the second mounting plate 12 and the third mounting plate 13 into a whole.

[0057] In some embodiments of the present invention, the two leg swing units are respectively located on the outer side of the two lower connecting support plates 18, the first gear 28 is coaxially connected to the upper cam drive shaft 31, and the two ends of the upper cam drive shaft 31 pass through the outer side of the two lower connecting support plates 18 respectively. The crank transmission connecting rod includes an upper cam block 19 disposed on the end face of the upper cam drive shaft 31, and the two upper cam blocks 19 of the two crank transmission connecting rods are axially symmetrical about the upper cam drive shaft 31. The convex part of the upper cam block 19 is hinged to the upper cam short connecting rod 21, and the movable end of the upper cam short connecting rod 21 is hinged to the thigh front connecting rod 24.

[0058] The second gear 29 is located below the first gear 28. The second gear 29 is coaxially connected to a lower cam drive shaft 32, and both ends of the lower cam drive shaft 32 pass through the outer sides of the two lower connecting support plates 18. The crank transmission connecting rod also includes a lower cam block 20 disposed on the end face of the lower cam drive shaft 32. The two lower cam blocks 20 of the two crank transmission connecting rods are axially symmetrical about the lower cam drive shaft 32. The convex portion of the lower cam block 20 is hinged to... The lower cam short link 22 has a movable end that is simultaneously hinged to a lower leg short link 23 and a thigh posterior link 25. The movable end of the lower leg short link 23 is hinged to the thigh anterior link 24. The movable end of the thigh posterior link 25 is hinged to the lower leg anterior link 26. The end of the thigh posterior link 25 that is hinged to the lower leg anterior link 26 and away from the lower leg short link 23 is hinged to a lower leg posterior link 27. The movable end of the lower leg posterior link 27 is hinged to the footplate 11.

[0059] In the above embodiment, the posterior thigh link 25 and the posterior calf link 27 are located on the rear side of the posterior thigh link 24 and the posterior calf link 26, respectively. The posterior calf link is L-shaped, and the lateral portion of the L-shaped posterior calf link 26 is hinged to the posterior thigh link 24 and the posterior thigh link 25, respectively. The lateral portions of the posterior thigh link 24, the posterior thigh link 25, the posterior calf link 23, and the posterior calf link 26 are arranged in a parallelogram. The ends of the posterior calf link 26, the posterior calf link 27, the posterior thigh link 25, and the footplate 11 are arranged in a parallelogram.

[0060] In some embodiments of the present invention, the posterior thigh link 25 and the posterior calf link 27 are located behind the posterior thigh link 24 and the posterior calf link 26, respectively.

[0061] In the above embodiment, the lower cam block 20 is located below and behind the upper cam block 19, the hinge point of the upper cam short link 21 and the thigh front link 24 is located in front of the hinge point of the lower cam short link 22 and the thigh front link 24, and the hinge point of the thigh front link 24 and the lower connecting support plate 18 is located between the hinge point of the upper cam short link 21 and the thigh front link 24 and the hinge point of the lower cam short link 22 and the thigh front link 24.

[0062] In some embodiments of the present invention, the support base 1 and the support rod 2, and the support rod 2 and the fixing arm 6 are detachably connected by screws.

[0063] In the above embodiments, the screw connection method enables the detachable connection between the bearing base 1, the support rod 2 and the fixing arm 6, thereby realizing the quick disassembly or assembly of the present invention.

[0064] In summary, the embodiments of the present invention provide a model overall rotation motion mechanism, which has at least the following technical effects:

[0065] In this invention, on the one hand, by adjusting the rotation of the waist drive motor 3, the waist drive motor 3 drives the transmission component 8 to rotate. The transmission component 8 acts on the outer ring of the slewing support bearing 7, causing the outer and inner rings of the slewing support bearing 7 to move relative to each other. Under the fixing action of the fixed arm 6, the support rod 2, and the bearing base 1, the outer ring of the slewing support bearing 7 remains stationary, while the inner ring of the slewing support bearing 7 rotates. The inner ring of the slewing support bearing 7 drives the power unit of the first mounting plate 4 and the leg swing unit to rotate synchronously, giving the invention a waist rotation function, facilitating dynamic display and increasing the model's ability to attract attention. On the other hand, by adjusting the power unit, the power unit drives the two crank transmission linkages to move. The two crank transmission linkages drive the thigh front linkage 24 in the two leg swing units to rotate relative to the first mounting plate 4, the calf front linkage 26 to rotate relative to the thigh front linkage 24, and the foot plate to rotate relative to the calf front linkage 26, forming a full-range dynamic display.

[0066] The above are merely preferred embodiments of the present invention and are not intended to limit the present invention. Various modifications and variations can be made to the present invention by those skilled in the art. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present invention should be included within the scope of protection of the present invention.

Claims

1. A model full-rotation movement mechanism, characterized in that, The application relates to a mannequin for simulating running motion, which comprises a supporting assembly, a waist rotating assembly and a mannequin for simulating running motion. The supporting assembly comprises a load-bearing base installed on the ground and a fixed arm above the load-bearing base, wherein the fixed arm is connected with a supporting rod, and the end of the supporting rod away from the fixed arm is connected with the load-bearing base. The waist rotating assembly comprises a rotary supporting bearing, the outer ring of the rotary supporting bearing is connected with the fixed arm, and the outer ring of the rotary supporting bearing is fixedly provided with a transmission part. The mannequin for simulating running motion comprises a first mounting plate, the first mounting plate is fixedly connected with the inner ring of the rotary supporting bearing, the first mounting plate is provided with a waist driving motor for driving the transmission part to rotate around the rotary supporting bearing, the bottom side of the first mounting plate is symmetrically provided with leg swinging units, the leg swinging units comprise sequentially hinged thigh front connecting rods, calf front connecting rods and foot plates, the movable end of the thigh front connecting rod is hinged to the first mounting plate, the first mounting plate is provided with a power unit, the power unit is drivingly connected with two crank transmission connecting rod parts, the two crank transmission connecting rod parts are respectively drivingly connected with the two leg swinging units, and the crank transmission connecting rod part is used for driving the thigh front connecting rod, the calf front connecting rod and the foot plate of the leg swinging unit to rotate simultaneously. The support rod is arc-shaped, the waist rotating assembly and the model simulation running motion assembly are located on the concave side of the support rod, and the fixed arm is parallel to the bearing base; the transmission member is a waist gear, a connecting hole is formed in the middle part of the waist gear, the rotary support bearing is penetrated in the connecting hole, the output shaft of the waist driving motor is in transmission connection with a waist driving gear which is in mesh with the waist gear, the power unit comprises a power motor, the power motor is in transmission connection with a speed reducer, the speed reducer is in transmission connection with a driving pulley, the driving pulley is in transmission connection with a driven pulley through a transmission belt, the driven pulley is in transmission connection with a first gear which is used for driving the thigh front connecting rod to rotate, the first gear is in transmission connection with a second gear which is used for driving the shank front connecting rod and the foot plate to rotate simultaneously, four support screws are arranged on the top side of the first mounting plate, the four support screws are distributed in a rectangular shape, a third mounting plate is penetrated by the four support screws in common, the third mounting plate is in sliding connection with any support screw, any support screw is provided with a screw nut set which is used for fixing the third mounting plate, the power motor and the speed reducer are arranged on the bottom side of the third mounting plate, four connecting sleeves are arranged on the bottom side of the first mounting plate, a second mounting plate is connected to the bottom sides of the four connecting sleeves in common, lower connecting support plates are symmetrically arranged on the bottom side of the second mounting plate, two leg swinging units are arranged on the two lower connecting support plates respectively, the driven pulley, the first gear and the second gear are arranged between the two lower connecting support plates, the transmission belt is penetrated in the first mounting plate, the rotary support bearing inner ring and the second mounting plate simultaneously, the two leg swinging units are located outside the two lower connecting support plates respectively, the first gear is coaxially connected with an upper cam driving shaft, and the two ends of the upper cam driving shaft are respectively penetrated through the outside of the two lower connecting support plates, the crank transmission connecting rod member comprises an upper cam block which is arranged on the end face of the upper cam driving shaft, and the two upper cam blocks of the two crank transmission connecting rod members are axially symmetrical about the upper cam driving shaft, the convex part of the upper cam block is hingedly connected with an upper cam short connecting rod, and the movable end of the upper cam short connecting rod is hingedly connected with the thigh front connecting rod.The second gear is located below the first gear, the second gear is coaxially connected with a lower cam driving shaft, and the two ends of the lower cam driving shaft respectively penetrate through the outer sides of the two lower connecting support plates, the crank transmission connecting rod member further comprises a lower cam block arranged on the end surface of the lower cam driving shaft, and the two lower cam blocks of the two crank transmission connecting rod members are axially symmetrical about the lower cam driving shaft, the convex part of the lower cam block is hingedly connected with a lower cam short connecting rod, the movable end of the lower cam short connecting rod is hingedly connected with a calf short connecting rod and a thigh rear connecting rod, the movable end of the calf short connecting rod is hingedly connected to the thigh front connecting rod, the movable end of the thigh rear connecting rod is hingedly connected to the calf front connecting rod, one end of the thigh rear connecting rod hingedly connected to the calf front connecting rod away from the calf short connecting rod is hingedly connected with a calf rear connecting rod, the movable end of the calf rear connecting rod is hingedly connected to the foot plate, and the thigh rear connecting rod and the calf rear connecting rod are located on the rear sides of the thigh front connecting rod and the calf front connecting rod respectively.

2. The model overall rotation movement mechanism according to claim 1, characterized in that, The load-bearing base and the supporting rod are detachably connected through screws, and the supporting rod and the fixed arm are detachably connected through screws.

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