59results about How to "Meeting exercise needs" patented technology

The invention discloses an upper limb rehabilitation robot with active-passive type two arms, and belongs to the field of rehabilitation training robots. The upper limb rehabilitation robot with the active-passive type two arms comprises an upper limb active training device, an upper limb passive training device, over beam arms and a pedestal. The upper limb active training device and the upper limb passive training device are fixed on the pedestal through the over beam arms; the upper limb active training device comprises an active shoulder joint abduction and adduction assembly, an active shoulder joint flexion and extension assembly, an active upper arm intorsion and extorsion assembly, an active elbow flexion and extension assembly, an active forearm intorsion and extorsion assembly, and an active wrist joint flexion and extension assembly; and the upper limb passive training device comprises a passive shoulder joint abduction and adduction assembly, a passive shoulder joint flexion and extension assembly, a passive upper arm intorsion and extorsion assembly, a passive elbow flexion and extension assembly, a passive forearm intorsion and extorsion assembly, and a passive wrist joint flexion and extension assembly. According to the invention, motions of a plurality of joints in a plurality of dimensions can be achieved, and the upper limb rehabilitation robot can help the patient to exercise according to his own wish.

The invention discloses a multi-motion-mode pipeline outer wall climbing detection robot. The multi-motion-mode pipeline outer wall climbing detection robot is characterized by comprising two circular modules; and the two circular modules are connected with each other through a turnover device so that the two circular modules can realize relative rotations. Each circular module comprises a driving device, a transmission device, a steering device, a camera, a pressure sensor, a control box and so on. The multi-motion-mode pipeline outer wall climbing detection robot has multiple motion modes can realize motions such as linear motion along a pipeline, rotation motion around the pipeline, turnover and so on. The multi-motion-mode pipeline outer wall climbing detection robot can pass through elbow pipes with complicated shapes such as L shapes, T shapes and so on, is able to cross obstacles such as pipeline joints, valves and so on and can realize crossing motion between two pipelines. The multi-motion-mode pipeline outer wall climbing detection robot can adapt to pipeline diameters within a very large range by adjusting the displacement of a linear driver. After various operation tools are mounted on a semicircular frame, works such as maintenance and so on can also be carried out.

The invention relates to a sportswear dynamic foundation pattern and a foundation pattern building method. The method includes the following steps that (1) a tape method is used for sampling a human body surface to obtain a human body static pattern; (2) sampling partitioning is performed on the body surface of a measured person, namely marking lines are drawn on the body surface of the measured person, and body surface sizes of all partitions are measured when the human body is in a static state; (3) different movement postures are simulated, and the body surface sizes of all the partitions are measured when the human body is in a dynamic state; (4) analysis and processing are performed on the measured static body surface sizes and the measured dynamic body surface sizes to obtain a body surface size change rate when the human body is in a movement state; (5) according to the body surface size change rate, region adjustment is performed on the human body static pattern, and a dynamic pattern of human body movement is built. The obtained dynamic clothes pattern can improve movement performance and comfortable motion freedom of clothes, and the requirements of human body postures under the various conditions of movement and special work are met.

A flexible heat-transfer device based on low-melting metal joints consists of N flexible pipeline type liquid metal joints and N+1 heat pipes; N is a positive integral between 1 and 9; the heat pipes are communicated with both ends of the flexible pipeline type liquid metal joints; low-melting metal which has high heat conductivity and is liquid at room temperature is stored in the flexible pipeline type liquid metal joints; in the running process, heat passes through the heat pipes and the flexible pipeline type liquid metal joints arranged at intervals in sequence so as to realize the heat transfer. The low-melting metal has high heat conductivity so that the device can realize high-efficient heat transfer property; simultaneously, the connection by the flexible liquid metal can guarantee the flexible bending of the whole heat-transfer device; and the flexible heat-transfer device has the advantages of simple structure, excellent heat-conducting property and high bending flexibility, and can be applied to the fields of aerospace heat management and IT (Information Technology) such as notebook computer, mobile phone and server.

The invention discloses a rehabilitation robot for upper limbs, which belongs to the field of rehabilitation training robots. The rehabilitation robot for the upper limbs comprises a base, a suspension girder arm and a pair of upper limbs training devices, wherein the upper limbs training devices are fixed on the base by the suspension girder arm; each of the upper limbs training devices comprises a shoulder joint abduction and adduction component, a shoulder joint flexion and extension component, an upper limb inner and outer rotation component, an elbow flexion and extension component, a front limb inner and outer rotation component and a wrist joint flexion and extension component. Compared with the prior art, the rehabilitation robot has the advantages that multi-dimensional movement of multi-joints can be realized, and rehabilitation training can be performed on double arms of a patient simultaneously.

The invention discloses a multi-habitat robot and a method. The multi-habitat robot solves the problem that a robot cannot realize multiple habitats in the prior art and has the beneficial effects that the structure is compact and using demands of various environments are met. According to the scheme of the multi-habitat robot, the multi-habitat robot comprises a robot body, the circumferential side of the robot body is provided with at least four propellers, the robot body is internally provided with five driving motors, all the driving motors drive all the propellers to rotate through transmission parts correspondingly, and the bottom side parts of the propellers are connected with a steering motor through groove wheel parts so as to drive the propellers to rotate by the set angle in thevertical plane, so that the situation that the robot moves in air or on the ground or water surface or under water is achieved.

The invention discloses a large-stroke high-precision micro-nano motion control servo feeding system, which comprises a first servo motor, a second servo motor, a hydrostatic pressure lead screw pair,a hydraulic control system, a pressure detection device, a displacement detection device, a position feedback module, a motion controller and a PC. The hydrostatic pressure lead screw pair comprisesa lead screw and a hydrostatic pressure nut assembly which are matched with each other; the first servo motor drives the lead screw to rotate, and the second servo motor drives the hydrostatic pressure nut to rotate. The two servo motors are driven by respective servo driving systems; the hydrostatic pressure nut assembly drives the workbench to achieve linear motion. One end of the displacement detection device is connected with the workbench, while the other end of the displacement detection device is connected with the position feedback module, and measured workbench displacement information is fed back to the position feedback module; the position feedback module feeds back the signal to the motion controller; accurate closed-loop feeding control of the workbench is achieved through the combination of two rotary motions of the hydrostatic pressure lead screw and the nut.

The invention provides a polygonal extension fitness frame and a corresponding comprehensive fitness combination frame. The polygonal extension fitness frame comprises a plurality of first-layer crossbeams, at least one layer of outer-layer crossbeams, a plurality of layer-to-layer transition beams, a plurality of stand columns and various fitness mechanisms or instruments, wherein the two ends of each first-layer crossbeam are located on a first-layer circumference by taking the center of the polygonal extension fitness frame as the circle center, so that one side of an equilateral polygon is formed, and the endpoints of one side are located on the first-layer circumference; the two ends of each outer-layer crossbeam are located on the outer-layer circumference outside the first-layer circumference and correspond to vacant positions formed because the first-layer crossbeams are separated; the crossbeams in all layers are connected in series through the layer-to-layer transition beams; one end of each stand column is fixed to a base or the ground, and the other ends of the stand columns are connected with connecting points among the first-layer crossbeams, the outer-layer crossbeams and the layer-to-layer transition beams; the fitness mechanisms or instruments are arranged among the first-layer crossbeams or the outer-layer crossbeams or the layer-to-layer transition beams or the stand columns. More detailed function division is carried out, more people can be allowed to take exercise without mutual influences, and security, privacy, interestingness and comfort of exercise are increased.

The invention discloses a metamorphic parallel mechanism for rehabilitation of ankle joints. The metamorphic parallel mechanism comprises a foundation, a moving platform, three first moving branched chains and a second moving branched chain. The metamorphic parallel mechanism is characterized in that the three first moving branched chains are distributed on the foundation in a 120-degree symmetrymanner, and are respectively, sequentially and symmetrically connected with the moving platform in a 120-degree symmetry distribution manner through a first spherical joint, a first moving auxiliary mechanism and a second spherical joint; and the second moving branched chain is distributed in the center of the foundation, and is connected with the center of the moving platform through a second moving auxiliary mechanism and a third spherical joint. According to the metamorphic parallel mechanism disclosed by the invention, based on the metamorphic principle, the second moving auxiliary mechanism is locked or driven, so that switching of 3SPS / PS movement and 3SPS / S movement can be realized, and the power-assisting requirements of different rehabilitation stages of a patient of which the ankle joint is injured can be better met.

The invention provides a two-stage drive shaft device, which comprises a slip joint and a fixed joint. The slip joint is connected to a speed changer through a shaft, the fixed joint is connected to a wheel hub through the shaft, and a secondary auxiliary slip device used for adjusting the relative axial distance of the slip joint and the fixed joint is arranged between the slip joint and the fixed joint. The two-stage drive shaft device has the following main advantages: (1) the prior fixed joint and the slip joint are not changed; (2) the secondary auxiliary slip device is used for making up the problem that the slip amount of the slip joint end of a driving shaft is deficient due to large motion range of the driving shaft in various limit running conditions of a vehicle; and (3) the two-stage drive shaft device has a simple and reliable structure, and is applicable for the vehicles similar to desert trucks and the like which always run under the limit working conditions.

The invention provides an anti-deformation and high-supporting EVA (Ethylene Vinyl Acetate) foaming material as well as a preparation method and application thereof. The foaming material is prepared by foaming an EVA composite material; the EVA composite material is prepared from the following components in parts by weight: 40 to 50 parts of an ethylene vinyl acetate copolymer, 0.5 to 50 parts ofa block copolymer, 0 to 30 parts of a polyolefin elastomer, 0.5 to 15 parts of aramid fiber, 0.5 to 1 part of a crosslinking agent, 2.5 to 3 parts of a foaming agent, 1 to 2 parts of a coupling agentand 2 to 3 parts of an active agent; the block copolymer is one or more of an ethylene-octene block copolymer and a styrene series block copolymer; the mass content of a hard section in the block copolymer is 30 to 45 percent. The EVA foaming material provided by the invention has good softness and comfort, high supporting performance and high stability, and meets higher exercise requirements whenconsumers wear sports shoes.

The invention discloses a large-stroke high-precision micro-control servo feeding system and a control method. The large-stroke high-precision micro-control servo feeding system comprises two servo motors, a sliding lead screw pair, a displacement detection device, a position feedback module, a CNC motion controller and a PC. The first servo motor drives the lead screw to rotate, the second servomotor drives the nut to rotate, and the first servo motor and the second servo motor are respectively driven by a set of servo driving system; the workbench is fixedly installed on a nut bearing of the sliding lead screw pair, and the displacement detection device detects the displacement of the workbench and sends a detected displacement signal to the position feedback module. The position feedback module feeds back the signal to the CNC motion controller; the system also includes a motion controller that is used for sending instructions of motion of the first servo motor and the second servomotor to servo driving systems of the two servo motors according to motion requirements given by the PC; therefore, micro-feeding control over the workbench is achieved through the combination of thetwo rotary motions of the sliding lead screw and the nut.

The invention discloses a parallel vibrating screen used for separating maggots from culture medium mixture, and particularly relates to the field of maggot breeding industry by using solid livestock excrement. The parallel vibrating screen comprises a static platform, a first branch chain, a second branch chain, a third branch chain and a screening frame. Kinematic pair ball pairs of the tail ends of the first branch chain, the second branch chain and the third branch chain are connected with the screening frame. Power sources of all the branch chains are started simultaneously, and the three branch chains are driven to achieve translational vibration along an X axis, translational vibration along a Y axis and translational vibration along a Z axis of the screening frame. According to the maggot separating vibrating screen based on a parallel mechanism, defects of an existing maggot separating processing technology can be overcome, quick controllable separating of the maggots and solid livestock excrement particles is achieved, the screening efficiency of the vibrating screen is improved, the space volume of whole equipment is small, the rigidity is high, the screening performance is stable and reliable, and the practical significance for factory application is achieved.

The invention discloses a single-degree-of-freedom joint torque testing device. The single-degree-of-freedom joint torque testing device is suitable for a torque test of a human leg knee joint, can also be used in a torque test of an arm and hand elbow joint, and is composed of a gas bag, a thigh fixing ring, a shank fixing ring, a thigh rod, a shank rod, a connector, a torque sensor, a force sensor, a thigh fixing band and a shank fixing band. The thigh rod is fixed and is hinged to the shank rod through the connector, and a mechanical limiting structure is arranged at a joint of the thigh rod and the shank rod. The shank rod can rotate within a certain range. A wearer wears the single-degree-of-freedom joint torque testing device after wearing the gas bag with designated gas pressure. The torque sensor is used for testing the torque of a knee joint of the wearer. The force sensor is used for measuring the acting force applied by a shank to an ankle joint fixing ring, and the joint torque of the knee joint is obtained through calculation. The single-degree-of-freedom joint torque testing device can act as a testing device for testing the torsional moment of the single-degree-of-freedom joint.

The invention relates to a commercial six-point multifunctional combined training machine, which comprises a seat device and a movement device, wherein the movement device comprises a rear chassis; the rear chassis is connected with an upper connecting frame by a rear vertical pipe; a left-bend vertical pipe and a right-bend vertical pipe are connected between the other end of the upper connecting frame and the other end of the rear chassis; the upper connecting frame is provided with a square wave-shaped multifunctional supporting rod; the seat device comprises a front bottom pipe and a rear bottom pipe; an arch-shaped main frame is arranged between the front bottom pipe and the rear bottom pipe; the top end of the arch-shaped main frame is provided with a seat cushion by a seat cushion pipe; the arch-shaped main frame is also provided with a back cushion by a back cushion pipe. After the structure is adopted, a sports apparatus is capable of realizing movement by standing or sitting, other sport items can be selected by the square wave-shaped multifunctional supporting rod according to the requirements, and the diversification of the sport items is realized; the angle between the seat cushion and the back cushion can be adjusted by a user according to the own requirement, and the adjustment is convenient and rapid; since double feet supporting rods are arranged, the comfort of people during movement is improved, and the application range is wide.

The invention provides a polygonal extension fitness frame and a corresponding comprehensive fitness combination frame. The polygonal extension fitness frame comprises a plurality of first-layer crossbeams, at least one layer of outer-layer crossbeams, a plurality of layer-to-layer transition beams, a plurality of stand columns and various fitness mechanisms or instruments, wherein the two ends of each first-layer crossbeam are located on a first-layer circumference by taking the center of the polygonal extension fitness frame as the circle center, so that one side of an equilateral polygon is formed, and the endpoints of one side are located on the first-layer circumference; the two ends of each outer-layer crossbeam are located on the outer-layer circumference outside the first-layer circumference and correspond to vacant positions formed because the first-layer crossbeams are separated; the crossbeams in all layers are connected in series through the layer-to-layer transition beams; one end of each stand column is fixed to a base or the ground, and the other ends of the stand columns are connected with connecting points among the first-layer crossbeams, the outer-layer crossbeams and the layer-to-layer transition beams; the fitness mechanisms or instruments are arranged among the first-layer crossbeams or the outer-layer crossbeams or the layer-to-layer transition beams or the stand columns. More detailed function division is carried out, more people can be allowed to take exercise without mutual influences, and security, privacy, interestingness and comfort of exercise are increased.

The invention discloses a novel solenoid valve capable of increasing thrust of a valve element. The novel solenoid valve comprises a shell, a stop seat arranged in the shell and fixed to the top of the shell, an armature arranged with the stop seat with a preset axial clearance, and a valve sleeve matched with the bottom of the shell for sealing; a coil is wound around the stop seat, and the armature moves in the axial direction of the shell under the effect of electromagnetic force of the coil; the valve element capable of moving up and down relative to the valve sleeve to switch oil ways isarranged in the center of the valve sleeve; and the novel solenoid valve further comprises a labor-saving lever mechanism which is arranged in the shell, connected with the armature and driven by thearmature to drive the valve element to move downwards. According to the novel solenoid valve capable of increasing the thrust of the valve element, parameters of the coil do not need to be changed, the valve element can be pushed to move to complete switching of the oil ways when the voltage of the coil is insufficient, and the problem that when the voltage is insufficient, the valve element cannot be pushed to switch the oil ways is solved.

The invention relates to the fields of object transferring, grabbing, assembling and the like, in particular to a T-axis robot which is used for object transferring, grabbing, assembling and the like.The T-axis robot comprises a servo motor, a speed reducer, a sliding block mounting plate, a tail end mounting plate, an X-axis moving device and a Y-axis moving device, wherein the X-axis moving device and the Y-axis moving device are driven by the motor to move. The T-axis robot is an integrated robot and can move in the horizontal direction and in the vertical direction, parameters, such as the moving speed and distance, of the T-axis robot can be adjusted, and the T-axis robot is high in intellectualization and digitization; the tail end mounting plate is arranged at the bottom of the Y-axis moving device, and thus, the T-axis robot can adapt to various manipulators used for equipment; and the T-axis robot is simple and practical, has good flexibility and adaptability, and is high inbearing capacity, and the working efficiency and the working quality are effectively improved.

A bionic mechanical arm comprises a first shoulder joint shaft, a second shoulder joint shaft, a first elbow joint shaft and a second elbow joint shaft; a first shoulder joint shaft nylon roller rotating horizontally is connected at the lower part of the first shoulder joint shaft; first guide wheels moving downwards are arranged on two sides of the first shoulder joint shaft nylon roller; the second shoulder joint shaft is arranged below the first guide wheels; two vertical second shoulder joint shaft nylon rollers are arranged on the second shoulder joint shaft; and a first shoulder joint shaft steel wire is connected among the first shoulder joint shaft nylon roller, the first guide wheels and the second shoulder joint shaft nylon rollers. The bionic mechanical arm has the beneficial effects as follows: the bionic mechanical arm is high in space utilization rate, compact in structure, attractive in appearance, easy to control, high in pose accuracy and convenient to connect, the nylon rollers and the steel wires are adopted on the mechanical arm structure, the size and the weight of a transmission system are reduced, the transmission sound is small, the price is relatively low, and the freedom degree required by movement is guaranteed.

The invention discloses a resistance adjusting mechanism, which is used for an exercise bicycle and comprises a flywheel, a first adjusting assembly, and a second adjusting assembly. The first adjusting assembly is arranged on the outer periphery of the flywheel and comprises a first magnetic part and a first driving structure connected with the first magnetic part, and the first driving structureis suitable for driving the first magnetic part to move in a direction close to or away from the flywheel so as to increase or decrease a first resistance value when the flywheel rotates; the secondadjusting assembly is arranged on the outer periphery of the flywheel and comprises a second magnetic part and a second driving structure connected with the second magnetic part, and the second driving structure is suitable for driving the second magnetic part to move in the direction close to or away from the flywheel so as to increase or decrease a second resistance value when the flywheel rotates. In addition, the invention further discloses an exercise bicycle comprising the resistance adjusting mechanism. According to the resistance adjusting mechanism, the resistance during rotation of the flywheel can be adjusted in a manual adjusting mode and an electric adjusting mode, and the exercise experience of a user can be improved.

The invention discloses a three-degree-of-freedom coaxial output mechanism, which includes a vertically arranged central transmission shaft, which is supported by a horizontally arranged base and driven by a first motor; a first hollow shaft is installed on the central transmission shaft Shaft, follower seat and driving bevel gear; a bevel gear support is fixed on the follower seat, the first active arm shaft is supported on the bevel gear support, and the driven cone is fixed on the first main arm shaft The gear and the first driving arm, the driven bevel gear meshes with the driving bevel gear; the second hollow shaft, the first large gear and the second driving arm are installed on the first hollow shaft, and the first large gear meshes with the first small gear , the first small gear is driven by the second motor; the third active arm and the second large gear are fixedly installed on the second hollow shaft, the second large gear meshes with the second small gear, and the second small gear is driven by the third motor . The moment of inertia of the moving part of the invention is relatively small, and has high speed and high acceleration capability.

The invention relates to the technical field of rehabilitation treatment instruments, and discloses an auxiliary device for preventing muscle atrophy and accelerating rehabilitation for rehabilitation treatment of the cardiovascular department. The auxiliary device comprises a pedal plate; a buffer rod is movably connected to the bottom of the pedal plate; a pull rod is movably connected to the bottom of the buffer rod; a closing rod is movably connected to the top of the pull rod; the top of the closing rod is movably connected with a massage ball; by stepping on the pedal plate, downward force can be applied to the buffer rod in the process that a patient steps on the pedal plate, so that the pull rod is driven to move in the direction close to the pedal plate, and then the closing rod is driven to move in the direction close to the pedal plate until the massage ball makes contact with the legs of the patient; at the moment, pressure is further applied to enable a piezoelectric switch to generate current to enable the massage ball to move in an electrified mode; and therefore the effect that the muscle of the patient is deeply stimulated and massaged through the current to accelerate the rehabilitation speed is achieved in the process of massaging the patient.

The invention discloses a combined type lumbar vertebra dynamic fixing device which comprises a flexible motion device and titanium alloy screws. The flexible motion device comprises an alloy spring, a first flexible plastic sleeve, a second flexible plastic sleeve, an upper L-shaped base and a lower L-shaped base, the upper L-shaped base and the lower L-shaped base are in threaded connection with the titanium alloy screws, and the upper end and the lower end of the alloy spring are sleeved with the two flexible plastic sleeves respectively. Sliding sheets are arranged at the upper end and the lower end of the first flexible plastic sleeve and the upper end and the lower end of the second flexible plastic sleeve respectively. Sliding grooves are formed in the bottom of the upper L-shaped base and the bottom of the lower L-shaped base respectively, the corresponding flexible plastic sleeve and the upper L-shaped base form sliding connection through the sliding sheets and the corresponding sliding groove, threaded holes are formed in the first flexible plastic sleeve, the second flexible plastic sleeve, the upper L-shaped base and the lower L-shaped base respectively, and threaded nails are in threaded connection with the inner portions of the threaded holes. The combined type lumbar vertebra dynamic fixing device has the advantages that the requirement for a human body to do multiple kinds of movement can be met, and replacement is convenient.

The invention discloses a rowing device provided with a force induction oar. The rowing device comprises a water tank, a hull, the oar and a display assembly. Supporting columns are arranged at the bottom of the water tank. The tops of the supporting columns are fixedly connected with the bottom of the hull. The oar comprises a holding rod. An oar plate is connected to one end of the holding rod. A battery and an information collecting assembly are arranged in the holding rod. A switch is arranged at the outer side of the holding rod. The information collecting assembly is in wireless connection with the display assembly. The rowing device has the advantages that under the limited environment condition, a user can experience rowing motion which is truer than that of a traditional rowing machine.

The invention relates to an intermittent running training assembly, which comprises a running machine, an input module and a processing module, wherein the running machine comprises a running belt anda driving unit for driving the running belt to rotate; an input module is arranged on the running machine and can be used for a user to input parameters; the processing module is arranged on the running machine and is electrically connected with the input module and the driving unit; the processing module controls the driving unit according to the parameters so as to drive the running belt to rotate within a preset time; the processing module divides the preset time into a body warming time interval, a movement time interval and a relaxation time interval according to the parameters; the driving unit drives the running belt to rotate at a low speed in the body warming time interval and the relaxation time interval; and the driving unit drives the running belt to perform multiple groups ofintermittent running movements in the movement time interval.

The invention relates to the technical field of food beverages, and also discloses a 0-degree sports solid beverage. The formula comprises the following raw materials in parts by weight: 87.09%-88.263% of erythritol, 4.00%-4.20% of edible salt, 2.00%-2.20% of potassium chloride, 2.00%-2.10% of inulin, 1.930-1.950% of L-calcium lactate, 0.13-0.14% of taurine, 0.12-0.14% of vitamin C, 0.022-0.025% of zinc citrate, 0.022-0.026% of vitamin E and 1.503-1.510% of sucralose. The total weight of the erythritol is 100%, the erythritol further comprises proper fruit juice powder, and the edible salt contains trace iron, phosphorus and iodine. The invention discloses the 0-degree sports solid beverage, which has cool mouthfeel, the requirements of nutrition and exercise are met; energy lost by the human body after exercise is quickly supplemented, fatigue is relieved, and the body fat ratio is reduced; the product is very convenient to carry and brew, meets the requirements of people of all agesin all periods, and is exquisite in preparation process, the top-spraying type fluidized bed spray coating has the effects of improving the drinking desire and nutrition, can avoid the defects of uneven distribution and easy agglomeration of nutritional supplements, and the product is cool, refreshing and slightly sweet in mouth feel.

The invention relates to a combined sliding wheel for hole grinding processing of a cylinder body and a manufacturing method of the combined sliding wheel. The combined sliding wheel comprises a left wheel body, a right wheel body and countersunk screws, wherein one end surface of the left wheel body and one end surface of the right wheel body are attached, the left wheel body and the right wheel body are fixedly connected through the countersunk screws, thread connection holes are formed in the middles of the left wheel part and the right wheel part, annular teeth are arranged on the excircle surfaces of the left wheel body and the right wheel body, and an annular groove which shares the same axis with the thread connection holes is formed in the end surface attaching position of the left wheel body and the right wheel body. The manufacturing method is as follows: 1), casting of a single part; 2), processing of separated parts; and 3), assembling processing. The combined sliding wheel and the manufacturing method have the advantages of reasonable structure design, convenience in production and processing and the like, power transmission is realized through meshing action of an external gear driven by a motor and the annular teeth, so that a single-DOF (degree of freedom) moving platform or a two-DOF moving platform moves, and the movement requirement for actual production processing is met; and with adoption of single-part processing and assembling processing combined manner, the structure feature and size can meet the matching requirement, and batch production processing is easy to realize.

The invention provides a tiptoe cushioning exercise device. The device comprises a fixed part and a movable part, wherein a surface of the fixed part is a force supporting surface of a sole, and a surface of the movable part is a loading surface capable of being adjusted up and down; the force supporting surface of the sole is hinged with a loading surface capable of being adjusted up and down through a hinge, and an up-and-down movement hydraulic rod is arranged below the loading surface capable of being adjusted up and down; a front half part of an exercise standing part is positioned on the force supporting surface of the sole, and a rear half part of the exercise standing part is positioned on a vertically adjustable loading surface; a display screen with various function setting buttons is arranged at a front end of the fixed part; and an embedded core control panel based on stm32 is arranged in the fixed part. According to the device, a downwards inclined standing position is provided for a sportsman, a problem that the training effect cannot be achieved due to insufficient strength when people do in-situ bald-foot exercises is solved, different exercise intensities and exercise modes can be provided for the sportsman, and exercise efficiency and the exercise effect of tiptoe-cushioning exercises of the sportsman are greatly improved.