36results about How to "Simplify the mechanical transmission structure" patented technology

The invention discloses a spraying machine with a function of automatic control over swing and steering. The spraying machine comprises a machine frame (1), a power source (2), a liquid storage box (3) and a liquid pump (4). The spraying machine is characterized in that a controller (5) and a stand column (6) are further installed on the machine frame (1), and an automatic swing and steering spraying device (7) is installed on the stand column (6). The automatic swing and steering spraying device comprises a reciprocating rotating support (71) installed on the stand column (6), wherein a swing mechanism (72), a steering mechanism (73) and a spray gun rocker arm (74) are arranged on the rotating support (71), an output shaft of the steering mechanism (73) is fixedly connected with one end of the stand column (6), and one end of the output shaft of the steering mechanism (73) is fixedly connected with the spray gun rocker arm (74). The controller (5) controls a spraying nozzle installed on the spray gun rocker arm (74) of the rotating support (71) to spray in all directions. According to the spraying machine, the up-and-down swing amplitude and the horizontal steering angle of a spray gun of the spraying machine can be controller as needed, the spraying machine is simple in structure and low in cost, and convenient to maintain and operate, spraying efficiency is improved, and a spraying operator can operate the spraying machine on a remote control keyboard in a remote mode, controls the spray gun to spray, and cannot be hurt by pesticide.

The invention relates to a loading machine power system, a control method thereof and a loading machine. The power system comprises a frame (2), four wheels (1), four driving parts (3) and two steering oil cylinders (4); a front frame body (21) and a back frame body (22) are rotatably connected through a pin shaft (23) in a horizontal plane; the four driving parts (3) are in driving connection with the four wheels (1) and have different driving modes according to the working conditions of the loading machine; and the two steering oil cylinders (4) are arranged on the left side and the right side of the frame (2), and the two ends of the steering oil cylinders (4) are connected with the front frame body (21) and the back frame body (22) respectively. According to the system, a mechanical transmission structure can be simplified, the appropriate driving modes are selected according to the working conditions of the loading machine, and not only can the power system have the higher transmission efficiency, but also power can be better saved; and large steering driving force can be provided for the loading machine through the steering oil cylinders, and under cooperation with differential driving of the wheels, a whole vehicle can stably and efficiently steer, and tire wear can be reduced.

The invention relates to the technical field of retail devices, and discloses an automatic vending machine which comprises a cabinet body; a controller, a goods taking assembly and a horizontal conveying mechanism are arranged in the cabinet body; the horizontal conveying mechanism is provided with a conveying face used for containing goods; at least one goods taking opening is defined in the cabinet body; and the goods taking opening is opposite to the tail end of the horizontal conveying mechanism. The goods taking assembly is arranged on the side, close to the goods taking opening, of the horizontal conveying mechanism; the goods taking assembly comprises a goods taking driving device and a pushing piece; the goods taking driving device is electrically connected with the controller; thepushing piece is arranged above the conveying face; and the goods taking driving device can drive the pushing piece to reciprocate in the conveying direction of the conveying face and the direction perpendicular to the goods taking opening. According to the technical scheme, the vending machine can achieve stable and rapid delivery, the vending machine can supply fragile and deformable goods, thegoods of the vending machine can be automatically transported to the position close to the goods taking opening, and a user can take the goods conveniently.

The invention relates to the technical field of bottle unscramblers and particularly relates to an overturning bottle unscrambler. The overturning bottle unscrambler comprises a frame, wherein an inclined surface is arranged on the frame, an opened material storage barrel is arranged on the inclined surface of the frame, a bottle unscrambling turntable is arranged in the material storage barrel, and bottle unscrambling snap teeth are uniformly formed in the outer circumference of the bottle unscrambling turntable; the bottle unscrambling turntable is in transmission connection to a transmission motor; the bottle unscrambling turntable is fixed to an overturning track, and a bottle outlet is arranged at the tail end of the overturning track. By adopting the structure, the overturning bottle unscrambler provided by the invention can be matched with a main machine in use in a production assembly line, so that the labor intensity of a previous bottle placing step can be greatly reduced; in addition, the overturning bottle unscrambler provided by the invention is simple in mechanical transmission structure and has the advantages of convenience in operation and adjustment and high degree of automation.

The invention provides an agricultural adjustable-overturn-type greenhouse cover structure for early maturing culture of vegetables. The structure comprises top wedge-shaped blocks, locating blocks, bilateral clamping grooves, first top bracing plates, second top bracing plates, third top bracing plates, clamping groove installing plates, slide plates, a top pushing plate, motors and motor installing rods; three rail rods are arrayed at equal intervals, three slide grooves are formed in the middles of the three rail rods, and the three slide plates are slidably arranged in the three slide grooves; the second top bracing plates are rotatably connected with the back ends of the rail rods, and the first ends of the second top bracing plates are rotatably connected with the portions of three fifth length of the clamping groove installing plates; through the arrangement of the three top wedge-shaped blocks and three wedge-shaped pressing blocks, it is only required that top threaded rods are contrarotated and loosened, the three wedge-shaped blocks slide backward and are separated from the three wedge-shaped pressing blocks, transparent PVC cover plates lose locating, and therefore thetransparent PVC cover plate can be conveniently slidably drawn out for replacement after being damaged.

The invention discloses a small multifunctional biochemical analyzer based on a total internal reflection resonance principle. The small multifunctional biochemical analyzer mainly comprises a total internal reflection electromechanical coupling system module, a temperature control system module, a communication system module and a control system module. The total internal reflection electromechanical coupling system is used as a main body, and the automatic adjustment of the optical angle can be realized through the driving of a single motor, so that the incident light and the optical receiving device can change simultaneously within the angle range of 25-80 degrees. The prism coupling type total internal reflection resonance technology is adopted, angle modulation, intensity modulation and wavelength modulation are achieved, and spectrum detection, fluorescence detection and the like are carried out. In addition, technologies such as a micro electro mechanical system (MEMS), fluorescence detection, total internal reflection, surface plasmon resonance and polymerase chain reaction (PCR) are combined, and multifunctional qualitative and quantitative detection integrating amplification and detection is achieved. The volume of the device is reduced, the nucleic acid molecule amplification time is shortened, the detection efficiency is improved, and the biological reaction is observed in real time.

The invention provides a vending machine. The vending machine comprises a machine cabinet, a controller, a horizontal conveying mechanism and one or more goods taking units, each goods taking unit comprises a goods taking opening, multiple goods storage assemblies and a spacing mechanism, the goods taking openings are formed in the machine cabinet, all the goods storage assemblies are arrayed in the conveying direction of the horizontal conveying mechanism, the spacing mechanisms comprise sliding doors corresponding to the goods taking openings and barrier parts used for isolating the goods storage assemblies, the barrier parts and the sliding doors are divided into multiple goods taking cavities used for containing the goods storage assemblies, and the horizontal conveying mechanism, thebarrier parts and the sliding doors are separately and electrically connected with the controller. By adopting the vending machine in the technical scheme, goods can be delivered stably and rapidly, the vending machine realizes supply of fragile and deformable commodities, the amount of contained goods in the vending machine is large, and the utilization rate of space of the vending machine is increased.

The invention discloses a rotary bottle washing machine controlled and driven by full-servo. The rotary bottle washing machine controlled and driven by the full-servo comprises a machine frame, an annular bottle-clamping rotary mechanism, a feeding wheel-shifting mechanism, a discharging wheel-shifting mechanism and a circular reciprocating tracking and needle frame mechanism; the bottle-clamping rotary mechanism is driven by a first servo motor through a gear transmission mechanism; the circular reciprocating tracking and needle frame mechanism is connected with a direct-drive motor which is located in a rotary center hole which is formed in the work surface; the direct-drive motor and the circular reciprocating tracking and needle frame mechanism are arranged on a lifting device; the feeding wheel-shifting mechanism and the discharging wheel-shifting mechanism are driven by the first servo motor through transmission mechanisms respectively or driven by separate servo motors respectively. According to the rotary bottle washing machine controlled and driven by the full-servo, the servo motors and the direct-drive motor are utilized as the power of the motion mechanisms and accordingly complex mechanical transmission structures which are adopted in the prior art are greatly simplified and meanwhile the use of lubricating oil is greatly reduced and accordingly the oil pollution can be minimized and the requirements of the pharmaceutical industry can be met.

The invention provides a feeding device driven by an explosion-proof servo motor. The feeding device comprises a feeding device body, a coupler, the explosion-proof servo motor and an explosion-proof control box, wherein the explosion-proof servo motor is controlled by a servo driver to drive a plug cock to intermittently rotate through the coupler, then a valve ball in the plug cock moves downwards under the action of the differential pressure between a catalyst tank and a reactor and the gravity of the valve ball, and repeated material metering and conveying are achieved. According to the feeding device, the explosion-proof servo motor and the driver thereof are adopted as driving control equipment of the material feeding device, therefore, the precise feeding quantity and accurate position control can be achieved, and the control precision is high.

The invention provides a manual limb rehabilitation exerciser. The manual limb rehabilitation exerciser comprises an arm front-back movement exercising device, an arm up-down movement exercising device, a foot massaging device, a foot step type leg exercising device and a chair, wherein a waist exercising device is arranged on the seat and comprises a chair back, a seat, a tension spring and a tension spring fixing device; the chair back is connected with the seat by a shaft; the tension spring fixing device comprises a first fixing end and a second fixing end; the first fixing end is fixed on the chair back; the second fixing end is fixed on the seat; and the tension spring is arranged between the two fixing ends. Normal limbs of one side of a user serve as a power source of the manual limb rehabilitation exerciser, the user takes exercises with the aid of a mechanical function of the rehabilitation exerciser, the phenomenon that handicapped limbs of the user are secondarily injured due to carelessness during exercising is avoided, functional exercising can be performed on the arms, the waist and the legs of a handicapped patient in all directions, manufacturing cost is reduced, a mechanical transmission structure is simplified, the manual limb rehabilitation exerciser is easy to manufacture, and mechanical faults are avoided. The manual limb rehabilitation exerciser is safe, reliable, energy-saving and environment-friendly, and is convenient to operate.

The invention relates to an independent operation bottom thread mechanism of a separation type lockstitch sewing machine, provides a sewing machine for sewing through cooperative rotation of an upper thread mechanism and the bottom thread mechanism, and particularly relates to the technical field of sewing machine manufacturing. The sewing machine is provided with an upper thread mechanism, a bottom thread mechanism and a needle plate, the upper thread mechanism and the bottom thread mechanism rotate cooperatively with a machine needle as a center shaft for sewing, and a fixing seat of the bottom thread mechanism is connected with the needle plate. The thread feeding mechanism is fixedly installed on an output shaft of the thread feeding driving motor, the thread feeding driving motor rotates with the machine needle as the center shaft, the bottom thread mechanism is installed on an output shaft of the bottom thread driving motor, and the bottom thread driving motor rotates with the machine needle as the center shaft. According to the rotary intelligent sewing machine, the upper thread mechanism and the bottom thread mechanism are ingeniously separated in structure and power, sewing of special stitches of the sewing machine is effective, the rotary intelligent sewing machine can be applied to sewing of different sewing products, the special sewing function can also be applied to different sewing machines, high practicability is achieved, and the rotary intelligent sewing machine is suitable for large-scale popularization and application. And the market prospect is wide.

An automatic multi-way control valve includes a valve body, a motor, a machinery transmission, an automatic control and a display part. The valve body includes a base and a piston component. The valve base is a plastic part composed of a plurality of water flow passages. The piston component moves up and down to different positions, which makes the water flow through the given passage on the piston base and consequently forms various working situations. The automatic multi-way control valve has the following characteristics: a, the motor is a direct current motor and a driven motor is provided with a photoelectric sensor and a hall element; b, the display part adopts the liquid crystal displays; c, a piston pull rod and an operational function module have an electromechanical connection. The invention has the advantages of small bulk, agile use, convenience and multiple parameters.

The invention relates to a track type garlic seeding machine based on hydraulic transmission. The track type garlic seeding machine mainly comprises a machine head and a seeding machine hinged to the machine head. Tracks are arranged on the two sides of the machine head, and the machine head is provided with a hydraulic power source capable of driving the tracks. The seeding machine is provided with a seeding machine frame. The seeding machine frame is provided with a seeding mechanism, and a rotary cavitation mechanism is installed in the seeding machine frame. The rotary cavitation mechanism comprises a cavitation device frame, a cavitation device installed on the cavitation device frame and a cavitation power unit for driving the cavitation device frame. The cavitation power unit converts hydraulic power coming from the machine head into mechanical power to drive the cavitation device frame to move up and down, and the cavitation power unit further drives the cavitation device to rotate to perform cavitation. The hydraulic power source simultaneously drives the tracks, the cavitation power unit and the seeding mechanism and makes the tracks, the cavitation power unit and the seeding mechanism perform synergic movement, so that garlic seeds are sown out of the seeding mechanism and then fall into seed holes dug by the cavitation device, and the seeding is finished.

The invention discloses a method for realizing an electric proportional control hydraulic multi-way valve. An electric proportional hydraulic control device is respectively installed at one end of each reversing unit of the multi-way valve, and the electric proportional hydraulic control device converts the rotational motion into The rotary motion is proportional to the linear motion, and then the signal provided by the drive unit is amplified by the servo hydraulic unit to drive the main valve core of the multi-way valve to realize the electric proportional control of the multi-way valve. The electric proportional control hydraulic multi-way valve obtained through the technical solution of the present invention can solve the problems of the existing electric proportional multi-way valve that the implementation cost is high, the control algorithm is complex, and it is not easy to popularize and apply in a large area.

The invention provides a feed dog assembly of a sewing machine, and particularly relates to the technical field of sewing machine manufacturing. The feed dog assembly is provided with an up-down lifting motor and a front-back cloth feeding motor, the up-down lifting motor and the front-back cloth feeding motor apply a non-lateral swing source to feed dogs, the up-down lifting motor and the front-back cloth feeding motor indirectly act on the feed dogs to execute cloth feeding action, the front-back cloth feeding motor drives a rotating disc and then drives a connecting rod, and the connecting rod is movably connected to the eccentric position of the rotating disc. The connecting rod is movably connected with the feed dog connecting frame, and the feed dog assembly is fixedly installed on a table plate of the sewing machine in a modularized mode. The swing source is transmitted to the feed dog assembly through the up-down lifting motor and the front-back cloth feeding motor, the feed dog assembly can be additionally arranged on a bottom thread mechanism and can be manufactured to be modularized to be used on various sewing machines in a matched mode, and high popularization value is achieved.

The invention discloses a box type flexography unit. The box type flexography unit comprises a bottom roller installed on large wallboards on the two sides. The bottom roller is used as a printing platform of a material film, and the smoothness of the material film and the printing quality are ensured. The bottom roller is connected with bottom roller bearing seats installed on the large wallboards on the two sides through bottom roller bearings. The large wallboards on the two sides serve as a rack of the whole unit. The large wallboards and a lower wallboard are connected into a whole to serve as a foundation bearing the unit. A servo motor is installed on an upper box. A spindle of the servo motor is connected with a transmission shaft through a coupling, so that the spindle of the servo motor rotates to drive a printing roller to rotate, the phase position of the spindle is controlled through the servo motor to control the phase position of the printing roller. An encoder is further arranged on a printing roller servo motor support. An encoder transmission belt pulley and an encoder belt pulley perform transmission with the transmission ratio being 1 to 1, so that transmission signals of the printing roller are collected through the encoder. The problems that the equipment is influenced and maintenance is inconvenient due to transmission outleakage and printing ink splashing of flexographic devices in the prior art are solved.