314results about How to "Mechanically compact" patented technology

A method for determining the flow rates of a fluid comprising a multi-component mixture of a gas and at least one liquid in a pipe, the method comprising the following steps: a) the multi-component mixture flow is conditioned to create a symmetrical annular gas concentration flow condition, b) the density distribution and/or dielectric constant distribution in said symmetrical flow within a cross-section of the pipe is determined, c) a function describing the radial distribution of density and/or radial distribution of dielectric constant is determined, d) the velocity of the multi-component mixture is determined, e) the temperature and pressure are obtained, and, f) based on the knowledge of densities and/or dielectric constants of the components of the fluid mixture, and the result from the above steps a-e, the volume and/or mass flow rates of the gas and liquid components of the fluid mixture are calculated. An apparatus for performing the method is also disclosed.

The invention discloses a full-automatic piercing apparatus applied to metal piece machining. The full-automatic piercing apparatus comprises a frame, a piercing platform and a piercing body; the piercing platform is located in the middle of the frame; the piercing body is mounted on an inner side of the piercing platform; a central through groove is formed in the center of the piercing platform; an intermittent rotating device is arranged in the central through groove; a loading platform and an unloading platform are arranged on the frame; a loading device is arranged on the loading platform, while an unloading device is arranged on the unloading platform; the loading device comprises a loading and conveying mechanism and a loading mechanism; the loading and conveying mechanism is connected with the loading mechanism and the loading mechanism is connected with the piercing platform; the unloading device comprises an unloading and conveying mechanism and an unloading mechanism; the unloading and conveying mechanism is connected with the unloading mechanism and the unloading mechanism is connected with the piercing platform. The apparatus is simple in structure, high in pertinence, high in piercing accuracy and good in piercing effect; automatic conveying and positioning are carried out, the entire piercing conveying operations are pipeline operations and the working efficiency is high; as a result, the piercing problem of metal piece machining is well solved.

The invention relates to a method and a device to automatically track sun according to time control. Based on the basic principle of earth running around sun, the real sun time and declination angle would be calculated. Thus, the elevation and the track running time would be calculated from sunrise to sundown, and the relationship of the tracking running of that day and the next day as well. Then, it would return to the location of sunrise when sundown. The track device is made up of elevation track driver and location track driver. The drivers are made up of reducer that use micro deceleration electromotor or step motor as power a Solar energy collector is fixed on the driver by supporting. The electric machine is controlled by computer. The invention is easy to make, low cost, convenience to maintain, and has a broad application range.

The invention provides an optimized supporting wheel type robot for detecting the insides of pipes. The optimized supporting wheel type robot for detecting the insides of the pipes comprises a front body, a rear body, intermediate connecting rods and a motor, wherein the motor is mounted on the main body of the front body, and transmits power to a bevel gear wheel through a bearing and a bevel gear wheel shaft; the bevel gear wheel is engaged with bevel pinions; each bevel pinion shaft is connected with a corresponding worm through a corresponding bearing in a forking manner and drives the corresponding worm to rotate synchronously; a turbine which is coaxial with two rollers is pushed to rotate, and power transmission of the whole front body is realized; a supporting wheel mounting seat and the main body of the front body are adjusted through a spring to adapt to inner diameters of different pipes; the rear body mainly has a supporting effect and stabilizes running of the whole robot; the main body of the rear body and a corresponding supporting wheel mounting seat are adjusted through a spring; the front body and the rear body are connected through the connecting rods; and the length of each connecting rod is adjustable to meet the size of the robot in the length direction. The optimized supporting wheel type robot has the characteristics of high adaptability to change of inner diameters of pipes, stable and reliable running and the like, and is particularly suitable for detection operation of the insides of the pipes.

The invention discloses a full-automatic wood nailing machine. The full-automatic wood nailing machine comprises a frame; a conveying frame and a nailing bracket are arranged on the frame; the conveying frame includes a left conveying frame and a right conveying frame; the nailing bracket includes a nailing transverse frame and a nailing vertical frame; the nailing vertical frame includes a left nailing vertical frame and a right nailing vertical frame; the nailing transverse frame is positioned between the left nailing vertical frame and the right nailing vertical frame; a nailing device is arranged on the nailing transverse frame, and includes a moving mechanism and a nailing mechanism; the moving mechanism is connected with the nailing mechanism; the moving mechanism is mounted on the nailing transverse frame; a clamping device is mounted on the nailing vertical frame; a conveying device is arranged between the left conveying frame and the right conveying frame, and includes a conveying transmission mechanism and a conveying mechanism; and the conveying transmission mechanism is connected with the conveying mechanism. The machine is simple in structure, scientific, convenient, strong in pertinency and high in automation degree, can automatically transport and position nailed boards, and preferably solves the board nailing problem.

The invention relates to the mining and conveying field of a fully-mechanized coal mining face of an underground coal mine, in particular to a big-lump-coal crushing device for a medium-thickness-coal-seam face and a crushing process, and solves the problem that the unloading point of a face conveyor and the entry point of a reversed loader are blocked by big lump coal. The big-lump-coal crushing device comprises a fixed base, a revolving seat, a revolving shaft, a rocker arm, a vertical swinging oil cylinder, a pressing block, a crushing fixing frame, a hydraulic hammer attitude control oil cylinder, a small connecting rod, a crushing rotating frame, a fully-hydraulic crushing hammer, a horizontal swinging oil cylinder and a scraper bucket, wherein the fully-hydraulic crushing hammer can be adjusted in the horizontal direction, the vertical direction, the fore-and-after direction, the crushing angle and the like, and the scraper bucket can be flexibly mounted and dismounted according to requirements of the face. The crushing process adopts the optimal crushing angle to respectively crush still big lump coal and moving big lump coal, and has a relatively high crushing efficiency. The big-lump-coal crushing device is compact in structure and simple to operate, can reduce the labor intensity of workers, and effectively meets the quick-mining and quick-pushing objective demand of the fully-mechanized coal mining face of a coal mine.

The invention discloses an ankle rehabilitation training instrument and a use method thereof. The ankle rehabilitation training instrument comprises a base, two driving devices and guiding devices, wherein two pedals are arranged above the base; one end of each of the driving devices is respectively connected with the lower end face of each of the pedals while the other end of each of the driving devices is respectively connected with the upper end face of each of the pedals; the guiding devices are respectively arranged on two adjacent side end faces of each pedal close to the binding face of the two pedals, and the guiding devices are connected with the upper end face of the base. Piston heads of two air cylinders contract to respectively drive the two pedals to overturn and move downward along a guide rail. According to the ankle rehabilitation training instrument and the use method thereof disclosed by the invention, by adopting the overturnable pedals, rehabilitation training of active or passive internal overturning on the ankle of the patient can be carried out to enhance the muscular strength of peroneus longus and short peroneal, and proprioception of ligaments of the ankle is improved through an overturning pre-adaptive process of the pedals, thus accelerating the rehabilitation speed of the patient.

The invention relates to a method and device for preparing Chinese medicinal pills domestically. The method comprises the following steps: firstly decocting Chinese medicines and collecting a decoction, then concentrating the decoction, adding adjuvant materials into the concentrated decoction and stirring to mix, sequentially forming strips on an extrusion machine and cutting into granules, and finally rolling the granules in a roller to form pills and drying the pills. The method is easy and feasible. The device comprises a horizontal screw extruder, wherein the front end of a screw rod of the screw extruder is connected with a supporting rotary shaft that extends out from the middle part of a discharge end cover, a radial cutter blade is fixedly connected to the supporting rotary shaftpositioned on the front side of the discharge end cover and used for cutting the extruded strips to form the granules, the screw rod of the horizontal screw extruder comprises an extrusion screw rod segment with helical blades and a transmission shaft segment which extends out from the middle part of a rear end cover of the horizontal screw extruder, and a detachable connector is arranged betweenthe extrusion screw rod segment and the transmission shaft segment. The device has a simple and compact structure and a low manufacturing cost and is convenient to use. Besides, the device is convenient to be dismounted and cleaned so as to be kept clean and sanitary.

The invention discloses a construction method for a neural network generalized inverse decoupling controller of a bearing-free synchronous reluctance motor, which comprises the steps: taking two Park inverse converting type inverters, two Clark inverse converting type inverters and two direct current tracking type inverters as a wholly-formed composite controlled object after the two Park inverse converting type inverters, the two Clark inverse converting type inverters and the two direct current tracking type inverters are respectively and sequentially connected with one another in series and before the two Park inverse converting type inverters, the two Clark inverse converting type inverters and the two direct current tracking type inverters are connected with the bearing-free synchronous reluctance motor; forming a generalized imitative linear system before a constructed neural network generalized inverse is connected with the composite controlled object in series, and forming a linear closed loop controller by two position controllers and a speed controller; and jointly forming the neural network generalized inverse decoupling controller by the means that the linear closed loop controller, the neural network generalized inverse, the two Park inverse converting type inverters, the two Clark inverse converting type inverters and the two direct current tracking type inverters are respectively and sequentially connected with one another in series. The independent decoupling control between the electromagnetic torque and the radial levitation force and the independent decoupling control of the radial levitation force between two components on the vertical direction are realized according to the closed ring control and the PID (proportion integration differentiation) parameter adjustment, and the control performance of the bearing-free synchronous reluctance motor is obviously improved.

The invention designs a knuckle movement module of a five-finger dextrous hand based on the structural features and kinetic characteristics of a worm wheel and worm mechanism. Movement functions of all fingers are satisfied, additionally, the space structure of knuckles can be optimized to the maximum, the used worm wheel and worm mechanism has a self-locking function, and therefore, the designed knuckle movement module of the five-finger dextrous hand can achieve the poweroff self-locking function, so that the grasping ability of the dextrous hand is increased, and the movement and grasping requirements of the five-finger dextrous hand are satisfied. A worm wheel and worm speed reducer which is used as a driving unit of the knuckle module is mainly composed of a worm wheel, a worm, a gear, a shaft, a bearing, a box body and accessories and can be divided into three basic structures including the box body, a worm wheel and worm gear set and the combination of the bearing and the shaft, wherein the box body is a base of all parts in the worm wheel and worm mechanism and is an important part for supporting and fixing shaft components, guaranteeing correct positions of all transmission parts and supporting loads which act on the speed reducer; the worm wheel and worm gear set is used for transferring output power of a motor and changing the direction of the output power; the combination of the bearing and the shaft is mainly used for transferring power, supporting operation and improving the efficiency.

The invention relates to an old and disabled-assistant bed chair integrated robot. According to the old and disabled-assistant bed chair integrated robot, internally and externally-nested stair climbing wheels are fixed on two base plate arc-shaped racks; a base plate seat module is connected with a chair support module and can slide along the base plate arc-shaped racks; upper arc-shaped slideways are fixed on a base plate support module; a movable backrest and a movable seat are connected with chair support module by a hinge; a control handle can be inserted into slots on the chair support module and movable handrails; and a shank support plate is connected with the movable seat by the hinge and can slide along arc-shaped slideways of the shank support plate on inner sides of the upper arc-shaped slideways. According to the old and disabled-assistant bed chair integrated robot, the robot has combined functions of ascending and descend the stairs, assisting in standing, converting a chair and assisting in toileting; when the robot meets steps, loading wheels in tires lifts the wheels by taking recesses of outer tires as pivots, and the relative motion of the main modules of the robot is combined to prevent the robot from tilting; the arc-shaped racks slip off along the arc-shaped slideways to assist users in standing by rotating the movable handrails at the tail ends of the arc-shaped racks; and the components are unfolded to form a bed, and are controlled by using the wired or wireless control handle.

The invention provides a multi-joint service robot arm which can achieve translational decoupling along the Z direction; the structure of the arm uses a U RR+R type which consists of a shoulder joint which has two swing pairs, an elbow joint which has a swing pair, a wrist joint which has a rotation pair and a swing pair, a large arm which is connected between the shoulder joint and the elbow joint, a small arm which is connected between the elbow joint and the wrist joint, and paws which are connected with the wrist joint; the shoulder joint comprises a parallelogram mechanism and a shoulder connecting body; the driving arm of the shoulder joint is connected with a motor connecting shaft sleeve which is connected with the motor output shaft; the shoulder connecting body is arranged on the connecting arm of the parallelogram mechanism; the shoulder connecting body comprises a bracket which consists of a supporting plate and a supporting angle aluminium; the bracket is connected with a shoulder actuator and a transmission plate; the actuator is fixed on the bracket; the shoulder transmission plate is connected with the bracket; the actuator output shaft is connected with the transmission plate; the transmission plate is connected with one end of the large arm.

The invention discloses a detection and braking integrated robot joint driver and relates to the field of industrial control. The detection and braking integrated robot joint driver comprises a speedreducing assembly, a driving assembly, a braking assembly and an angle detection assembly, and a reducer input shaft in the speed reducing assembly penetrates through and integrates the driving assembly, the braking assembly and the angle detection assembly, so that a mechanical structure of the detection and braking integrated robot joint driver is compact and concise; the compact mechanical structure allows electrical design and configuration of the detection and braking integrated robot joint driver to be relatively simple; with the adoption of a speed reducer input shaft coaxial mounting manner, an angle sensor detects more precisely, braking force of a friction block is applied more directly and uniformly, the braking stability is better, and the reliability of the detection and braking integrated robot joint driver is improved integrally; through the use of an elastic component in the detection and braking integrated robot joint driver, an unavoidable error in use and assembly ofthe detection and braking integrated robot joint driver is compensated smartly, and the reliability of the detection and braking integrated robot joint driver is further perfected; in conclusion, themechanical structure assembly mode of the detection and braking integrated robot joint driver can be integrated, the electrical design is simplified and the integrated level and reliability are improved.

The invention discloses a tail end structure of a multipurpose manipulator. The tail end structure of the manipulator can be used for finishing delicate action such as picking of paper, operating keys, grabbing of small pills and the like besides the grabbing action of a general clamping manipulator, and can be used for finishing other life operation such as opening and closing of doors in cooperation with the arm of the manipulator. According to the tail end structure, all actions of fingers are finished by using one motor, so that the number of driving motors for the manipulator is reduced, the weight of the manipulator can be effectively reduced, unnecessary energy consumption is reduced, and a plurality of operating functions are completed on the premise of keeping a simple structure.

The invention relates to a single-crank vertical transverse planing cutting machine, which comprises a main motor, a gear wheel, a sliding rail, a single crank mechanism, a column framework, a wooden square table, a lifting sliding base, a brake clutch, a motor support, a cutter rest mechanism, a planing cutter, a machine body, a material-conveying sliding base, a ball screw, a servo motor, a bevel gear, a Martin transmission and a sheet-conveying mechanism, wherein the single-crank vertical transverse planing cutting machine adopts a single crank as a main transmission way, adopts the pneumatic brake clutch device, and uses a feeding mechanism for automatically feeding a servo system. Seen from the technical scheme provided by the invention, the single-crank vertical transverse planing cutting machine has the benefits as follows: on the premise of meeting a planing condition, a base of the machine body adopts a split structure, the column framework is firm and stable, main transmission adopts the single crank mechanism, and feeding is subjected to servo control, so that the production cost of equipment is reduced, the mounting process is simplified, transportation is facilitated and the range of the planing thickness is widened; the most important aim of the single-crank vertical transverse planing cutting machine is to meet user needs and make special customization easy.

The invention discloses a wood planing machine for machining wood products. The wood planing machine for machining wood products comprises a rack, a machining platform and a tool apron. The machining platform is horizontally installed on the rack. The tool apron is arranged on one side of the machining platform. A wood planing assembly is arranged on the tool apron. The wood planing assembly comprises a wood planing machine head, a moving guide rail, a planing tool and a planing tool lifting mechanism. The wood planing machine head is installed on the moving guide rail which is fixed to the tool apron. The planing tool lifting mechanism is installed on the wood planing machine head. The planing tool lifting mechanism is connected with the planing tool. A transmission room is arranged below the planing tool. A transmission device is arranged in the transmission room. The transmission device is connected with the wood planing machine head. The transmission device comprises a driving mechanism, a ratchet drive mechanism and a swing guide rod drive mechanism. The driving mechanism is connected with the ratchet drive mechanism and the swing guide rod drive mechanism. A machining conveying seat is arranged on the machining platform. The wood planing machine is simple in structure, scientific, convenient to use, high in pertinence and automation degree, good in wood planing effect, capable of saving time and labor and capable of well solving the wood planing problem of wood product machining.

A large, scalable SOFC system based on modules, which may be connected in series on the cathode gas side. This offers compactness, simple stack/system interface and improved system performance. The modules are designed for manufacturability, well-balanced heat management and high fuel utilisation.

The invention discloses a mixed color spinning achievement method and device based on five primary color CMYKW rough yarn coupling drafting. The method and device specifically comprise that a drafting and twisting system includes a front roller, a middle roller and a post-combination roller arranged front and back; a first rear roller, a second rear roller, a third rear roller, a fourth rear roller and a fifth rear roller arranged in parallel on the same rear roller shaft of the post-combination roller draft yarn of the colors of yellow, magenta, cyan, black and white respectively; the speed V[q] of the front roller is kept constant, the speeds of the first rear roller, the second rear roller, the third rear roller, the fourth rear roller and the fifth rear roller are adjusted, and then the color matching of the yarn is achieved; during color mixing, the black yarn is used for adjusting the color depth or saturation of colored spun yarn, the white yarn is used for adjusting the color density or brightness of the colored spun yarn, and different proportions of white and black are used for obtaining a variety of different hues. According to the mixed color spinning achievement method and device based on the five primary color CMYKW rough yarn coupling drafting, the color defect of the colored spun yarn in an existing technology is overcome by introducing black and white, so that the ideal color effect is further obtained.

The method is in use for power cable for illumining railway tunnel. Based on diameter of main cable, the method places matched ring support for spacing wire to core thread set. Each core thread is clipped to relevant groove on surface of ring support. Through open gap, middle cable enters to center of the ring support. A segment of insulation sheath of power cable to be educed out on one or two sides of the ring support are peeled off. The peeled branching cable and relevant cable are wire wrapped according to requirement, and corresponding binding up is carried out for the joint by using selfadhesive tape of electrician. The ring support for spacing wire is a shaped column. There is a through hole in center of the shaped column, and there are grooves matched to cables on surface. Advantages are: jointing without discontinuity, compact mechanical structure, reliable seal, and good electrical specification.

The invention provides cooked wheaten food processing equipment. The cooked wheaten food processing equipment comprises a food strip processing device, a food shaping device and a food cooking device,wherein the food strip processing device comprises a stuffing barrel and dough kneading devices, and the operations of dough mixing, dough kneading, stuffing stirring and food strip extrusion are realized by simultaneous rotation of a first shaft, a second shaft and a third shaft; as for the food shaping device, a driving device is used for driving a food plate to move in the horizontal directionto realize food shaping; and the food cooking device realizes continuous food cooking by electric heating. The invention also provides a method for making cooked wheaten foods through the cooked wheaten food processing equipment. The cooked wheaten food processing equipment disclosed by the invention is used for making stuffed cooked wheaten foods, so that making of the stuffed cooked wheaten foods is mechanized, the limitation of manual operation is broken through and the work efficiency is improved.