34results about How to "Meet the requirements of ergonomics" patented technology

The invention provides an exoskeleton-based wearable lower limb rehabilitation robot comprising a waist device, two leg devices in left-right symmetry and two foot devices in left-right symmetry. The waist device is worn on a waist part of a human body and comprises a waist support part, a waist drive device, a waist movement component, a waist band and leg connecting members. The leg devices are in hinge joint with the waist device and are tightly tied to the legs of the human body via flexible tying belts, and each leg device comprises a leg drive device, a thigh part and a shank part. The foot devices are worn on the feet of the human body and are in hinge joint with the leg devices; each foot device comprises a foot drive device, a foot support and a bottom plate. The exoskeleton-based wearable lower limb rehabilitation robot can assist patients or old people in completing lower limb rehabilitation training including waist movement and improves the lower limb rehabilitation training effect; the robot is simple and compact in structure, is convenient to wear, can be worn by people of different body forms through an adjusting mechanism, and is wide in application range; the waist mechanism can meet the waist movement rules under different paces.

The invention provides a full-automatic assembling line for electric fuel pump cores, aiming at solving the problems that the manual assembling correctness is poor, the product accuracy is not guaranteed, the production efficiency is low and the potential safety hazards are big at present. The invention relates to the assembling field of automobile electric fuel pumps. The full-automatic assembling line is formed by an upper control computer system and independent control systems of special machines in a connecting way through a bus. The full-automatic assembling line mainly comprises a ring conveying line, a special numerical-control hydraulic rivet pressing machine, a special automatic assembling machine, a special automatic detection machine and an unqualified product unloading area. Follower tooling plates are conveyed by using the ring conveying line. Parts and assemblies which are required to be assembled are loaded on the follower tooling plates. Since the full-automatic assembling line adopts a full-automatic assembling mode, the assembling correctness and the assembling accuracy of the automobile fuel pumps can be guaranteed; the requirement on the detection of various necessary performances and the assembling correctness during assembling and the requirement on the detection of assembled products are satisfied, the labor is saved and the production efficiency is improved.

The invention discloses a brake pedal assembly which comprises a brake pedal arm and a brake pedal. The brake pedal is installed at the tail of the brake pedal arm and installed on the brake pedal arm through a locking bolt. A plurality of clamping teeth are arranged on a threaded rod of the locking bolt in a protruding mode and distributed on the threaded rod uniformly in the peripheral direction. A first through hole matched with the clamping teeth is formed in the tail of the brake pedal arm. A second through hole matched with the clamping teeth is formed in the connecting part of the brake pedal. When the second through hole rotate around the center, the tooth profile of the second through hole is overlapped with that of the first through hole. After the locking bolt penetrates through the second through hole and the first through hole in sequence, the clamping teeth of the locking bolt are matched with the first through hole and the second through hole synchronously. According to the scheme, the locking bolt with the clamping teeth is adopted and matched with the corresponding fixing holes in the brake pedal arm and the brake pedal, the angle of the brake pedal can be adjusted, and the brake pedal can be replaced.

The invention discloses an automobile sun visor arrangement check method. The method comprises the steps that an eyespot of a dummy is taken as the original point, and coordinates in the X, Y and Z directions are established; a plane formed by the Y axis and the Z axis on a sun visor cosmetic mirror is controlled to penetrate through the eyespot; a sun visor is controlled to maintain the closed state, and the upper edge of the sun visor is controlled to be located above a straight line connecting the lower end of an automobile ceiling and the eyespot; and the sun visor is controlled to maintain the opening state, whether the included angle between the connecting line of the lower edge of the sun visor and the eyespot and a horizontal straight line penetrating through the eyespot is smaller than or equal to five degrees is judged, if yes, position parameters of the sun visor are collected. Through the automobile sun visor arrangement check method provided by the invention, check of the sun visor in the three coordinate directions is achieved, arrangement of the sun visor meets the ergonomic requirements, and the precision of the position parameters of the sun visor are ensured at the same time.

The invention provides an on-orbit maintenance tool for a space station. The on-orbit maintenance tool comprises a fixing frame and a screw rod; the screw rod is in threaded connection with a threadedhole in the fixing frame, one end of the screw rod is provided with a chuck capable of being connected with a to-be-disassembled component, the other end of the screw rod is provided with a rotatingpiece, the fixing frame can abut against the space station, and when the rotating piece rotates in the preset direction, the screw rod can move along the threaded hole so as to push and pull the to-be-disassembled component. According to the on-orbit maintenance tool for the space station, push-and-pull linear motion is changed into rotation, operation is convenient, operating force can be reduced, force application is convenient, and physical exhaustion of astronauts can be reduced; meanwhile, the needed operation space is small, on one hand, the requirement of astronaut system ergonomics canbe met, the operation condition of the space station can be adapted, on the other hand, excessive operation space does not need to be reserved in the space station, and the size of the space stationcan be conveniently reduced.

The invention provides an exoskeleton-based wearable lower limb rehabilitation robot comprising a waist device, two leg devices in left-right symmetry and two foot devices in left-right symmetry. The waist device is worn on a waist part of a human body and comprises a waist support part, a waist drive device, a waist movement component, a waist band and leg connecting members. The leg devices are in hinge joint with the waist device and are tightly tied to the legs of the human body via flexible tying belts, and each leg device comprises a leg drive device, a thigh part and a shank part. The foot devices are worn on the feet of the human body and are in hinge joint with the leg devices; each foot device comprises a foot drive device, a foot support and a bottom plate. The exoskeleton-based wearable lower limb rehabilitation robot can assist patients or old people in completing lower limb rehabilitation training including waist movement and improves the lower limb rehabilitation training effect; the robot is simple and compact in structure, is convenient to wear, can be worn by people of different body forms through an adjusting mechanism, and is wide in application range; the waist mechanism can meet the waist movement rules under different paces.

Disclosed is an urban rail vehicle adjustable driver pedal. The upper portion of a base of the pedal is connected with a four-linkage lifting mechanism. The upper end of the four-linkage lifting mechanism is connected with a rotating mechanism. The rotating mechanism is fixedly connected with a pedal lower cover shell. A pedal upper cover shell is fixedly connected with the upper part of the rotating mechanism. The pedal is connected with a rotating skeleton of the rotating mechanism, and the pedal and the rotating skeleton are lifted synchronously. Tension springs are arranged between the pedal upper cover shell and the rotating mechanism as well as between the base of the pedal and the lifting mechanism correspondingly. A telescopic pneumatic rod is connected with the position between the base of the pedal and a rotating shaft of the rotating mechanism. According to the urban rail vehicle adjustable driver pedal, through the lifting mechanism and the rotating mechanism, the lifting function and the angle adjusting function of the pedal are achieved, requirements of human-machine engineering of all rail vehicle drivers of different heights are met, a more comfortable working environment is provided for the foot part of each rail vehicle driver, and installation and maintenance are convenient.

The invention discloses a saddle. The saddle comprises two symmetrical saddle bodies, the saddle bodies extend in the length direction, and the two saddle bodies are integrally connected. A support bar extending in the length direction is fixedly connected to the bottom of each saddle body, and a width adjustment assembly used for adjusting the distance between the two support bars is arranged between the two support bars. According to the saddle, through the coordination of the width adjustment assembly and the support bars, width adjustment of a saddle face can be achieved, the width of the saddle face can be suitable for riders with different sizes, the comfort of buttock when a rider rides a bicycle can be improved, and width adjustment is easy to operate, convenient and practical. Meanwhile, by adjusting the distance between the saddle bodies, the gap between the two saddle bodies can be adjusted, and the air permeability of the saddle can be improved accordingly. In addition, the saddle is simple in structure, and the adjustment of each component also meets the requirements of ergonomics. The invention also discloses a bicycle comprising the saddle, and the comfort of riding is higher.

The invention relates to a car gear shifting handle and a production technology and belongs to the technical field of car accessory manufacturing. The car gear shifting handle comprises a left body support and a right body support. An inner core is arranged in a cavity formed by combining the left body support and the right body support. The inner core is hollow, the end portion of the inner coreis provided with a sliding block sliding up and down, and a connecting rod is arranged below the sliding block. The sliding block and the connecting rod are located in the hollow cavity of the inner core. Combination gaps of the two sides of the left body support and the right body support are provided with a cover plate and a button for driving the sliding block correspondingly. The end face of the sliding block is a slope, the button is shaped like an Arabic number seven, the bottom is hinged through a torsion spring, and the end portion making contact with the sliding block is provided witha flange. The side on which the button is located is provided with an inner sunken cambered surface. The side on which the cover plate is located is provided with an outer convex cambered surface. Byoptimizing the structure of the handle, the requirement of human engineering mechanics is met, the stability and comfort of gear shifting operation are improved, scientific performance testing is combined, the product quality is controlled strictly, it is ensured that the quality of products leaving factory reaches the standard, the performance is reliable, and the service life is long.

An all-in-one machine with a weight deviation instrument of a cabinet body structure comprises a cabinet body and a measuring unit installed in the cabinet body, wherein the cabinet body comprises a plurality of metal supports and a metal skin; the cabinet body is divided into two parts from the middle, the lower half portion is a tool box, and the upper half portion is used for installing the measuring unit and a control panel. According to the weight deviation instrument, the structure of the all-in-one machine better meets the requirement of ergonomics, unnecessary collision in the operation process is effectively avoided through the steering door mechanism, the use convenience is improved, and the detection error can be greatly reduced through the structural design of the measuring unit.

The invention discloses an on-orbit dragging-off tool for a case in a manned spaceflight cabin, and belongs to the field of manned spaceflight systems. According to the technical scheme, a spaceflight electronic case is installed on the lower portion of a step frame of the spaceflight cabinet and linearly moves through a guide rail; a crank connecting rod precession device is rotationally connected to the guide rail through a crank connecting rod hinge device hinged to a hinge base of a front panel of the case, the rotating motion of the crank connecting rod precession device is converted into linear motion of the spaceflight electronic case along the guide rail, and the crank connecting rod precession device rotates clockwise or anticlockwise. And the spaceflight electronic case is linked to linearly move forwards and backwards along the guide rail, so that on-orbit dragging of the spaceflight electronic case and a back plate is quickly realized. In-orbit dragging of the case and the back plate is achieved through a lever mechanism and a crank sliding block mechanism, operation is convenient, operation force and physical output of astronauts can be effectively reduced, the manned spaceflight operation condition can be adapted, and the in-orbit operation capacity of the astronauts and the pulling force needed for disassembling and assembling the case are met.

The invention discloses an intelligent reinforcing steel bar weighing and length measuring mechanism and a weight deviation marking all-in-one machine comprising the same, the weighing and length measuring mechanism comprises a laser length measuring unit and a weighing unit, and the length measuring unit comprises a laser displacement sensor. The weighing unit comprises a reinforcing steel bar placing assembly mounted on a bracket base plate and a weighing sensor mounted on a bottom base plate, and the top of the weighing sensor is connected to the bottom of the bracket base plate in a floating manner; the intelligent reinforcing steel bar weight deviation marking all-in-one machine comprises a cabinet body, a laser marking unit and the weighing and length measuring mechanism, the laser marking unit and the weighing and length measuring mechanism are arranged in the cabinet body, a human-computer interface is arranged on the cabinet body, and the weighing and length measuring mechanism is located below the laser marking unit. Length measurement, weighing and marking are combined through the mechanism of the all-in-one machine, the requirement of ergonomics is better met, the structural design of each functional unit can greatly reduce the size and weight errors of detected reinforcing steel bars, the marking distance is accurately controlled, the marking is clear, the batch marking is achieved, the labor intensity is reduced, the safety is improved, and the test efficiency is improved.

The invention discloses a mobile communication terminal with a camera lens. The mobile communication terminal comprises a man-machine interface plane and a camera-lens interface plane of the camera lens. The man-machine interface plane and the camera-lens interface plane intersect directly or angles formed by intersection of extending planes corresponding to the planes do not include 0 degree and 360 degrees. The camera-lens interface plane is an exposed tangent plane at the junction position of an optical component used for generating images and an outer shell of the mobile communication terminal. An angle between the camera-lens interface plane and a display plane is preset to enable experience of relevant application of the camera lens of the mobile communication terminal to be better.

The invention discloses a mechanism used for adjusting chair back curve degree. The mechanism comprises a chair back frame, a supporting rack, a double-reversed-thread-pair screw, two sets of isosceles triangle curve supporting mechanisms, an arc-shaped roof plate, two upper bevel gear screws, a horizontal bevel gear shaft, two upper bevel gears, two horizontal bevel gears, four sets of spring patches, and the like. The horizontal bevel gear shaft rotates, and drives the roof plate to move up and down, such that vertical chair back curve adjustment is realized. The double-reversed-thread-pair screw rotates, and drives the roof plate to move front and back, such that horizontal chair back curve adjustment is realized. When the roof plate is stressed, the spring patches deform, such that the roof plate is provided with certain flexibility. The mechanism provided by the invention satisfies requirements of ergonomics, and assists in reducing the harm caused by sedentariness to human bodies.

The invention relates to a toothpaste and toothbrush integrated device with an squeezer, and belongs to the field of daily necessities. The device comprises a bristle base plate, bristles, a brush handle and a toothpaste tube; the bristles are installed on the bristle base plate which is connected with the brush handle, the bottom of the brush handle is connected with a screw cap part, a toothpaste outlet end is arranged on the top of the toothpaste tube, and the screw cap part is in detachable sealing connection with the toothpaste outlet end, the squeezer is arranged at the bottom of the toothpaste tube; by arranging the screw cap part at the bottom of the brush handle and making the screw cap part detachably connected with the toothpaste tube, the phenomenon that in the use process, a user needs to hold a toothbrush, a toothpaste tube cap and the toothpaste tube at the same time with two hands to conduct cap unscrewing, toothpaste squeezing and cap tightening is avoided, the convenient operation that a person holds the toothbrush with one hand and holds the toothpaste tube to squeeze the toothpaste with the other hand can be achieved by separating the screw cap part from the toothpaste tube, time and labor are saved, and convenience and rapidness are achieved.

Medium-power wheeled tractor transmission box includes: gearbox housing, rear axle housing, main clutch shaft assembly, main transmission driving shaft assembly, idler shaft assembly, main transmission driven shaft assembly, auxiliary transmission gear shaft assembly Assemblies, crawler gear shaft assembly, bevel pinion shaft assembly, reversing control assembly, main transmission control assembly, auxiliary transmission control assembly. The gearbox housing and the rear axle housing are connected by fasteners, the main clutch shaft assembly, the main transmission drive shaft assembly, the idler shaft assembly, the main transmission driven shaft assembly, the reversing control assembly and the main transmission control assembly Assembled in the gearbox case, auxiliary transmission gear shaft assembly, crawler gear shaft assembly, pinion bevel gear shaft assembly and auxiliary transmission control assembly are assembled in the rear axle case, gearbox case and rear axle case The internal shafts adopt the form of spatial arrangement, so that the exterior presents a flat octagonal cross-section, which increases the distance between the lower part of the shell and the ground, increases the height of the ground clearance, and improves the passing performance of the whole machine.

The invention relates to an anti-impact automatic tightening wrench and a self-tightening method thereof, and belongs to the technical field of assembly tools. The anti-impact automatic tightening wrench and the self-tightening method thereof solve the problems that an assembly tool in the prior art is difficult to realize self-tightening, the labor intensity is increased due to counter-acting force during tightening, and workers are easy to feel fatigue, slow in response and inattention. The anti-impact automatic tightening wrench comprises a driving assembly, a transmission assembly and an output assembly, wherein, the driving assembly comprises a motor inner rotor and a motor outer rotor; the output assembly comprises a pulser and an output shaft; the motor inner rotor is fixedly connected with the output shaft; the motor outer rotor is mounted in a wrench outer shell through a bearing; and the pulser can output pulse impact to the output shaft, the impact force is used for tightening the bolt, and the counter-acting force of tightening impact is prevented from acting on the human body.

The invention discloses an automobile sun visor arrangement check method. The method comprises the steps that an eyespot of a dummy is taken as the original point, and coordinates in the X, Y and Z directions are established; a plane formed by the Y axis and the Z axis on a sun visor cosmetic mirror is controlled to penetrate through the eyespot; a sun visor is controlled to maintain the closed state, and the upper edge of the sun visor is controlled to be located above a straight line connecting the lower end of an automobile ceiling and the eyespot; and the sun visor is controlled to maintain the opening state, whether the included angle between the connecting line of the lower edge of the sun visor and the eyespot and a horizontal straight line penetrating through the eyespot is smaller than or equal to five degrees is judged, if yes, position parameters of the sun visor are collected. Through the automobile sun visor arrangement check method provided by the invention, check of the sun visor in the three coordinate directions is achieved, arrangement of the sun visor meets the ergonomic requirements, and the precision of the position parameters of the sun visor are ensured at the same time.

The invention discloses a band wrist type micro instrument device for surgical operation. The band wrist type micro instrument device comprises a wrist type three-axis converged mechanism, a driving mechanism, a fingertip execution mechanism and a control system, wherein the driving mechanism is fixedly connected with the wrist type three-axis converged mechanism, the fingertip execution mechanism is connected with the driving mechanism, and the control system controls the motion of the driving mechanism; encoders at corresponding joints inside the wrist type three-axis converged mechanism can be driven to move through the motion of the wrist type three-axis converged mechanism, motion information of the corresponding joints is measured through the encoders and then is fed back to the control system, the driving mechanism receives signals from the control system and then drives the fingertip execution mechanism to complete pitching, deflecting and clamping action, and both the driving mechanism and the wrist type three-axis converged mechanism are connected with the control system through lines. The band wrist type micro instrument device has the advantages that the fatigue of hands of an operator can be effectively relieved, so that the operator can carry out surgical operation in the most comfortable state, and the reliability and safety of operation are improved.

The present invention is a mouse with the function of repairing volume, which comprises: a mouse body, which has a grip part, a button part is arranged in front of the grip part, a circuit mechanism is arranged inside the mouse body, and the rear part of the grip part There is a connection part; and a grooming module, which is combined with a connection seat, a pair of left and right arms are pivotally connected at both ends of the connection seat, and each of the arms is respectively equipped with an electric razor The pair of electric shaver is coupled to the circuit mechanism with a line, and the power supply is controlled by a switch exposed on the mouse body, and the pair of arms and the electric shaver can be opened and closed in a fan shape relative to the connecting seat The operation can fully respond to the curved surface of the cheek and chin to meet the demands of ergonomics.

The present invention discloses a driving data acquisition-oriented simulation driving system. The invention aims to solve the problems of incapability of simulating the movement attitudes of an automobile in an all-dimensional manner, large size and difficulty in transportation in the prior art. The driving data acquisition-oriented simulation driving system includes a driving cabin, a six-degree-of-freedom movement mechanism, an external cabin and a data acquisition device; the driving cabin comprises an automobile body; the six-degree-of-freedom movement mechanism includes a servo electric cylinder group and an electric cylinder control device; the servo electric cylinder group includes a first servo electric cylinder, a second servo electric cylinder, a third servo electric cylinder, a fourth servo electric cylinder, a fifth servo electric cylinder and a sixth servo electric cylinder; the servo electric cylinder group and the electric cylinder control device are connected with each other through a wire; one end of the servo electric cylinder group is connected with the bottom plate of the automobile body through a bolt; the other end of the servo electric cylinder group is connected with the inner wall of the shell of the external cabin through a bolt; the data acquisition device is arranged in the driving cabin; and the driving cabin is connected with the data acquisition device and the six-degree-of-freedom movement mechanism through wires.

The invention relates to a drawing table and provides a multifunctional intelligent drawing table capable of electrically adjusting the tabletop posture of a table body, performing auxiliary drawing through a mechanical mechanism and performing intelligent measurement and display. The multifunctional intelligent drawing table comprises a table body height adjusting system, a tabletop inclination angle adjusting system, an auxiliary tabletop drawing system and a control circuit, wherein the table body height adjusting system is provided with a control panel, a table body base, a table body worm and gear speed reducing motor, a sliding block, a guide rail, a linear bearing, a supporting rod, a synchronous belt, a lifting platform and a synchronous belt wheel; the tabletop inclination angle adjusting system is provided with a control panel, a worm and gear speed reducing motor, a speed reducing gear, a synchronous belt, a synchronous belt wheel, a connecting block, a long rod, a bearing, a supporting rod and a tabletop; the auxiliary tabletop drawing system is provided with a first photoelectric encoder, a second photoelectric encoder, a synchronous belt, a synchronous belt wheel, a guide rail, a sliding block, a connecting block, a shaft seat, an optical axis, a linear bearing, a coupler, a short ruler and a long ruler.

The invention discloses an operating device of a skid-steering loader, comprising a handle mechanism, a connecting rod mechanism, a tilting mechanism, a double-piston pump and a main control valve body. The handle mechanism comprises a left handle and a right handle, a left bearing seat and a right bearing seat, a left support bracket and a right support bracket, the lower ends of the handles arerespectively and fixedly connected with the bearing seats, the bearing seats are respectively articulated with the upper ends of the support brackets; the connecting rod mechanism comprises a plurality of vertical connecting rods and a plurality of horizontal connecting rods, the upper ends of the vertical connecting rods are respectively articulated with the bearing seats, and the lower ends arerespectively articulated with the tilting mechanism; two ends of the tilting mechanism are respectively supported at the lower side of a floor of a driving cab of the loader, one ends of the plurality of vertical connecting rods are respectively articulated with the tilting mechanism, and the other ends are respectively articulated with a variable swash plate of the double-piston pump and a hydraulic valve plug of the main control valve body. The invention has the advantages of less parts, simple manufacturing, low cost, high reliability, light and comfortable operation, intensively arranged parts and components, convenient change and maintenance, and better meets the requirements on ergonomics.

The invention discloses a bearing drawing device, which comprises a hydraulic oil cylinder, a drawing head fixedly connected to a hydraulic rod of the hydraulic oil cylinder, and a support seat used to support the rotating shaft of the bearing, and the support seat is fixedly connected to the hydraulic oil cylinder The cylinder body is sleeved on the outside of the drawing head. There is a gap between the drawing head and the support seat for placing the bearing. The drawing head includes a bracket for connecting with the hydraulic rod, and a rotating shaft rotatably arranged on the bracket. The mandrel and the plectrum fixedly arranged at the bottom end of the rotatable mandrel, the plectrum can protrude out of the peripheral surface of the bracket or retract within the peripheral surface of the bracket along with the rotation of the rotary mandrel. The bearing drawing device of this kind can improve the drawing efficiency and reduce the drawing difficulty when drawing the bearing, avoid frequent operation of work stations by staff, and is beneficial to the physical and mental health of the staff.

The invention discloses a mining dump truck cab and a control box thereof, a mining dump truck and a control box, the mining dump truck cab comprises a box cover assembly and a box body assembly, andthe box cover assembly is detachably connected with the box body assembly; the box body assembly is of a structure with the wide front portion and the narrow rear portion, and the front end of the boxbody assembly is of a lower concave structure. And an overhaul panel is detachably connected to the concave surface of the rear side part of the box body assembly. The mining dump truck cab is simplein structure and convenient to operate, the limitation of narrow space of a cab can be met, and the requirement of ergonomics can be well met.

The invention discloses a front floor assembly lifting appliance. The front floor assembly lifting appliance comprises a main body framework (2), a driving air cylinder (4) and a lifting rod (9); a connection plate (3) is an angle seat which is arranged on the main body framework (2) and has an obtuse angle; one of two angle ends of the connection plate (3) is hinged to the driving air cylinder (4) and the other end of the connection plate (3) is hinged to end part of the lifting rod (9); and clamping mechanisms (7) for clamping a front floor assembly are arranged at the corners of the main body framework (2). The front floor assembly lifting appliance has the advantages of simple structure, convenience for operation and low cost; the transportation and the piece feeding preassembling of a front floor can be conveniently realized; the working intensity of workers is alleviated and the production efficiency is high; and the front floor assembly lifting appliance is relatively safe and reliable and has the relatively strong practicability.