211results about How to "Precisely control the rotation angle" patented technology

The invention relates to a high voltage overhead transmission line line-inspection unmanned aerial vehicle photoelectric detection device belonging to the technical field of power line inspection. The invention aims at solving the problem of single technology of the existing overhead transmission line line-inspection. The high voltage overhead transmission line line-inspection unmanned aerial vehicle photoelectric detection device mainly comprises an unmanned aerial vehicle, a GPS (global position system) inertial integrated attitude azimuth detection device, a damping device, a rotation detection nacelle, a ground data receiving processor and a controller. The high voltage overhead transmission line line-inspection unmanned aerial vehicle photoelectric detection device is characterized in that the GPS inertial integrated attitude azimuth detection device is arranged at the inner part of the unmanned aerial vehicle; the rotation detection nacelle is hung below the unmanned aerial vehicle by the damping device; a photoelectric stabilized platform is installed in the rotation detection nacelle; flexible combination of any two or more of a visible light camera, an ultraviolet ray imager and a full-digital dynamic thermal infrared imager and a laser ranging device are borne on the photoelectric stabilized platform; and the rotation detection nacelle is provided with a visible window. With the adoption of the high voltage overhead transmission line line-inspection unmanned aerial vehicle photoelectric detection device, a high voltage transmission line can be monitored, and a comprehensive and precise high voltage overhead transmission line line-inspection task is realized by combining interchange among a plurality of sensors.

The invention relates to an automobile model switching mechanism of an automobile production line, and solves the defect that in the prior art, one welding clamp only can correspond to one automobile model, so that the automobile model switching is inconvenient, the switching operation is troublesome and disordered, and the work efficiency is low. The automobile model switching mechanism comprises a rotating platform, at least two sets of clamping and positioning mechanisms on the rotating platform, and a rotary driving mechanism fixed under the rotating platform, wherein the clamping and positioning mechanisms comprise frame bodies, clamping arms, positioning arms and driving units; the clamping arms and the positioning arms are hinged to the frame bodies; the driving units correspond to the clamping arms and the positioning arms respectively; and the rotary driving mechanism comprises a rotating shaft and a driving gear meshed with outer teeth of the rotating shaft. As the clamping and positioning mechanisms are arranged on the rotating platform, and the lower part of the rotating platform is arranged on the production line, one set of rails is shared, and the rotary driving mechanism drives the rotating platform to rotate, the fast switching between two or three sets of the clamping and positioning mechanisms on the rotating platform is realized, the efficiency is high, the structure is simple, no transfer rail is required to be arranged additionally, and the cost is reduced.

The invention discloses an expandable fixed surface antenna which comprises a supporting base assembly, a rotary expandable assembly and multiple plate-shaped fixed surface antennas, wherein a center shaft is disposed in the supporting base assembly, multiple lug plates are disposed on the top outer edges of the supporting base assembly in the circumferential direction, and the lug plates have a one-to-one correspondence relation with the plate-shaped fixed surface antennas and are connected by biaxial joints; the rotary expandable assembly is equipped with a sleeve which is matched with the center shaft and is in a relative sliding connection with the center shaft is disposed, an installation ring firmly connected with the sleeve is disposed outside the sleeve, the installation ring is located outside the supporting base assembly, multiple hinges are disposed on the installation ring along the circumferential direction, and the hinges have a one-to-one correspondence relation with the plate-shaped fixed surface antennas and are connected by supporting connecting rods; and multiple limiting shafts are disposed on the inner wall of the installation ring, and arc limiting grooves corresponding to the limiting shafts are formed in the outer wall face of the supporting base assembly and used to control rotation angles which are formed by the plate-shaped fixed surface antennas when the antennas are expanded or retracted. The antenna has the advantages that the rotation angles which are formed by the plate-shaped fixed surface antennas when the antennas are expanded or retracted can be controlled accurately; the structure is simple; reflection face accuracy is high; and a relative size is small after retraction.

The invention discloses a cab pitching device of a bucket wheel machine, which comprises a driving device used for driving a cab (11) of the bucket wheel machine to rotate around a hinge point between the cab (11) and an arm support (12), a detector used for detecting the pitch angle of the arm support (12), a controller used for receiving a detecting signal of the detector and transmitting an action instruction, and a locking device for locking or unlocking the position of the cab, wherein a signal output end of the controller is electrically connected with the driving device, so that the driving device correspondingly responds according to the action instruction. The position of the cab can be exactly adjusted by the cab pitching device, so that the ground surface of the cab is positioned at the horizontal position, and an operator in the cab can conveniently work. Furthermore, the invention further discloses thea bucket wheel machine comprising the cab pitching device.

The invention discloses a hopping robot with a wheel movement function. The hopping robot with the wheel movement function comprises a robot body which is horizontally arranged, a wheel movement mechanism and a hopping mechanism, wherein the wheel movement mechanism is mounted in the robot body, and the hopping mechanism is mounted at an opening end of the robot body. A design of a front-back symmetric structure is used, and thus the fact that after the robot is landed, no matter the front face or the back face touches the ground, the robot can hop again is benefited, and the influence of landing turning to secondary hop is reduced; through the arc-shaped through hole structure design of protrusions with arc-shaped supporting holes arranged on the horizontal edges of the robot body, synchronous movement and asynchronous movement of two rolling wheels under the drive of a single electric motor are achieved; and by using wheel-type movement and the hopping function, the robot has multiple kinds of movement modes, by using the structure that a teeth-missing gear is meshed with a gear, instant unconstrained release of an energy storage component is achieved, and thus improvement of the hopping performance of the energy storage component is benefited. The hopping robot with the wheel movement function is taken as a moving carrier of an airborne instrument, after an airborne sensor is added to the hopping robot with the wheel movement function, the hopping robot with the wheel movement function can be used in the fields of environmental monitoring, urban counterterrorism, military reconnaissance, earthquake relief, science adventure and the like.

The invention discloses an intelligent logistics classification system. The intelligent logistics classification system comprises a first conveyor belt, a first motor and a rotary table. The feed end and the discharge end of the first conveyor belt are provided with a first support and a third support correspondingly. The upper end of the first support is provided with an opposite-type photoelectric sensor, and the upper end of the third support is provided with a bar code scanner. A second conveyor belt is arranged on the rotary table. The discharge end of the second conveyor belt and the discharge end of the first conveyor belt are connected in a matched mode. A second support is arranged at one end of the second conveyor belt. The top end of the second support is provided with a reflective photoelectric sensor. A collection barrel is arranged below the discharge end of the second conveyor belt. A magnetic sensor is further arranged on the upper surface of a shell on a base and is used for positioning the rotary table. The sensors and the bar code scanner are all electrically connected with a PLC host. The intelligent logistics classification system can achieve intelligent classification of different types of packages, avoids the error probability to the maximum extent, improves the logistics classification efficiency, reduces the amount of labor of staff and is suitable for being extensively popularized.

The invention discloses a fixed-point distribution type forest fire monitoring system, belongs to the technical field of forest fire monitoring, and aims to solve the problem that sensors on a forest fire fixed-point monitoring device in the prior art are limited to one or two sorts, and are irreplaceable, so that sensor function deficiency is easily caused, and a monitoring task cannot be finished in a region with a complex landform. According to the fixed-point distribution type forest fire monitoring system, a protective cover is arranged outside a rotating monitoring photoelectric stabilization platform which is fixed on a cradle head through a damping device; and one or any combination of two of a visible light camera, an ultraviolet imager and an all-digital dynamic infrared thermal imager, and a laser ranger are arranged in an inner frame unit of the rotating monitoring photoelectric stabilization platform. The system can be used for monitoring a forest fire in real time and in all directions, accurately positioning and acquiring high-definition multi-spectral images, and simultaneously acquiring, fusing-displaying and massively and portably accessing data, and a comprehensive and accurate monitoring task is finished by interchange between various sensors.

The invention relates to an automatic storage system for a drill stem. The automatic storage system comprises drill stem storerooms, a grab mechanism and a driving mechanism, wherein the drill stem storerooms are two and are mainly used for storing various drill stems, and each drill stem storeroom can store 60 drill stems; the driving mechanism is mainly used for driving the drill stems in the drill stem storerooms to rotate intermittently to ensure that the drill stems in the drill stem storerooms can rotate a certain angle each time; the grab mechanism is used for storing the drill stems and realizing the assembly and disassembly of the drill stems, so that a drilling tool moves among three positions, namely the left drill stem storeroom, the right drill stem storeroom and a power head; and actions such as the storage, take-off, clamping, assembly and disassembly and the like of the drill stems can be completed accurately by the matching among the drill stem storerooms, the grab mechanism and the driving mechanism. The storage system has a simple structure, is large in capacity, convenient to operate and high maintainability, and offers a reliable performance; and when the storage system is used, unmanned operation is realized, the work efficiency is high, and the automatic storage or remote control of the drill stems can be realized in special severe work environment.

The invention discloses a test device and method for the computer function of a mobile phone screen connector. The test device comprises a machine body, a test tool, a positioning mechanism, a transfer mechanism and a discharging mechanism, wherein the test tool, the positioning mechanism, the transfer mechanism and the discharging mechanism are installed on the machine body. The test tool is provided with a detection station. A mobile phone screen connector of a to-be-tested mobile phone screen is subjected to adjustment and angle positioning to a required angle through the positioning mechanism so as to adapt to the detection station position, so that the crimping detection of the mobile phone screen connector is enabled to achieve precise positioning, the detection process is fast, the degree of automation is high, and the detection efficiency is high. The test device is simple and reasonable in structure, the usage is convenient, the space is saved, the application is stable, the cost performance is high, and the accurate positioning is achieved.

The invention discloses a solar panel control structure and a solar panel control method. The solar panel control structure comprises a first rotating shaft, a first encoder, a connecting rod, a first motor and a controller, wherein the first rotating shaft is used for controlling vertical rotation of a solar panel; the first encoder is arranged on the first rotating shaft and is used for reading a first vertical angle of the first rotating shaft; the connecting rod is connected with one end of the solar panel; the first motor is arranged on the connecting rod and is used for driving the connecting rod to move so that the connecting rod drives the solar panel to rotate in the vertical direction; and the controller is connected with the first encoder and the first motor respectively and is used for controlling the first motor to rotate or not to rotate according to the vertical angle read by the first encoder.

The invention relates to a pressure cooking utensil with convenient opening and closing cover, belonging to the field of kitchen cooking appliances, so as to realize automatic rotation of the locking cover. A pressure cooking utensil for easy opening and closing of a cover, comprising a pot body, a cover body, a pot inner and a control circuit accommodated in the pot body, and the cover body includes a locking cover, and the locking cover can be combined with the The pot body is rotationally fastened or rotationally separated, and the cover body further includes an electric element connected to the control circuit and a transmission device driven by the electric element, and the electric element drives the locking cover through the transmission device rotate.

The invention belongs to the technical field of agricultural machinery, and particularly relates to a solenoid-type step rapeseed reseeding system. The system mainly comprises a solenoid-type reseeding device and a step reseeding control module, wherein the solenoid-type reseeding device mainly comprises a seed discharging roller, a spiral pipeline, a cylindrical seed box, an annular hole baffle, an end cap, a seed discharging shaft, a seed guide pipe and the like; the step reseeding control module comprises a direct-current step motor, an input circuit, a pulse generation control circuit, a counter, a signal circuit and a drive circuit. When a control system receives seeding absence signals, the step motor is started to drive the solenoid-type reseeding device to rotate at a corresponding angle according to the number of pulses of the seeding absence signals, so that reseeding is realized. The solenoid-type step rapeseed reseeding system is used in cooperation with a seeding absence real-time detection method of a precise rapeseed discharging device, reseeding can be conducted timely and accurately, the miss-seeding problem of a precise rapeseed sowing machine and the problems that shaped holes of a mechanical reseeding device are blocked easily and the breakage rate of seeds is high are solved, the labor cost of reseeding later is reduced and the production efficiency and the sowing quality are improved.

The invention discloses a full-automatic pipeline glazing system for a ceramic closestool. The full-automatic pipeline glazing system comprises a support, a blank rotation rack, a first telescopic air cylinder, a locking mechanism, a conveying butt joint line, a glaze supply box and a glaze supply box lifting mechanism, wherein the blank rotation rack comprises a first horizontal rack and a first vertical rack perpendicular to the first horizontal rack, the rear end of the first horizontal rack is fixedly connected with the first vertical rack through a connecting piece, a first rotation shaft in rotary connection with the support is installed at the upper end of the support, the first horizontal rack is fixedly connected to the first rotation shaft, an air cylinder body of the first telescopic air cylinder is hinged to the support, and the front end of a telescopic shaft of the first telescopic air cylinder is hinged to a swing arm fixed to the lower side of the first horizontal rack. In an initial state, the first horizontal rack is located at a horizontal position. The full-automatic pipeline glazing system has the advantages of being uniform in glazing and thorough in glaze discharge and facilitating blank protection and butt joint of automatic glaze spraying lines on the premise that the product glazing quality is ensured.

The invention discloses a round-tooth cutter numerical control grinding machine and a grinding method thereof, and belongs to the field of grinding machines. The grinding machine comprises an X-axis part, a Y-axis part, a Z-axis part and a grinding wheel dressing device. The X-axis part comprises a grinding wheel drive device, and the grinding wheel drive device is used for driving a grinding wheel to rotate in the XZ plane to grind a blade and can move in the X-axis direction so as to adjust the X-axis coordinate of the grinding wheel. The Y-axis part is provided with the Z-axis part. The Z-axis part comprises a workpiece drive device, and the workpiece drive device is used for clamping and driving the blade to rotate and can adjust the Y-axis coordinate and the Z-axis coordinate of the blade. The grinding wheel dressing device is used for driving a dressing wheel to rotate in the XY plane. According to the method, the peripheral face of the grinding wheel is firstly dressed through the dressing wheel, then the vertical height of a round-tooth cutter is adjusted, and finally a cutting edge of the round-tooth cutter is ground. According to the round-tooth cutter numerical control grinding machine and the grinding method, the cutting edge of the round-tooth cutter can be automatically ground, grinding operation can be completed through one-time clamping, and the beneficial effects of being high in machining precision, production efficiency and yield and low in cost are achieved.

The invention discloses a plate shearing machine. The plate shearing machine comprises a machine frame and a sliding block which is arranged on the machine frame through a linear guide track pair, wherein a lower shear and an upper shear are fixed on the machine frame and the sliding block respectively; nuts and screw rods are arranged above the sliding block; the top parts of the screw rods are provided with bevel gear steering boxes; and the bevel gear sheering boxes are connected with one another through coupling shafts and are driven by a same servo motor. The servo motor can synchronously drive each bevel gear steering box to rotate through the coupling shafts, and the bevel gear steering boxes drive each screw rod to rotate synchronously to ensure that the whole sliding block can move up and down synchronously. The sliding block carries the upper shear to move to realize the shearing of a workpiece. Because the rotational angle of the servo motor can be accurately controlled, the rotational angle of the screw rods can be accurately controlled, and the distance for the sliding block to move up and down can be accurately controlled. By controlling the distance for the sliding block to move up and down, the shearing stroke of the plate shearing machine is controlled. Therefore, the shearing stroke of the plate shearing machine can be accurately controlled, and the middle part of a plate can be sheared.

The invention discloses a seat slide rail mounting device, which comprises a cabinet body, wherein an assembly platform capable of horizontally rotating is arranged on the cabinet body. The device is characterized in that: an inductor for detecting the rotation angle of the assembly platform and a limitation device for preventing the assembly platform from rotating are also arranged on the cabinet body. In the seat slide rail mounting device, a rotation angle control device and a workpiece clamping fixture are additionally arranged, so that the rotation angle of the assembly platform can be accurately controlled, and a workpiece is prevented from moving. Compared with a device with a common rotatable assembly platform, the seat slide rail mounting device has the advantages of simple structure, convenience for use and high efficiency.

The invention discloses a 360-degree horizontal rotating roller conveyor. The 360-degree horizontal rotating roller conveyor comprises a machine frame, roller machines, a rotating seat, a first driving device for driving the roller machine to perform transmission, and a second driving device for driving the rotating seat to rotate, wherein an indicating pin is fixed on an output shaft of the second driving device, a circular ring seat is arranged on the periphery of the output shaft of the second driving device, the position of the circular ring seat is fixed, 360 baffles capable of achievingvertical stretching and retraction are arranged on the periphery of the outer edge of the circular ring seat in the circumferential direction, the baffles are driven by a hydraulic device, and a convex step is arranged at the bottom of the indicating needle. According to the 360-degree horizontal rotating roller conveyor, when the baffles abut against the convex step to form blocking when the baffles protrude out of the top surface of the circular ring seat so that the rotating seat can be accurately stopped at any angle, the indicating needle can be used for indicating the angle at the same time so that an operator can conveniently observe whether the angle is correct or not, and therefore, the operation is convenient.

The invention discloses a stamping die which comprises a cylindrical die shell (1) and a punch (2). The cylindrical die shell (1) is provided with a radial material falling channel, a rotary table (4) is matched in the cylindrical die shell (1) in a rotatable mode, the rotary table (4) is provided with a plurality of circular through holes (5), the punch (2) is arranged on a guide column (6) in a sliding fit mode, the punch (2) is provided with a second cylindrical pit (7), a hexagonal prism protrusion (8) is arranged at the pit bottom of the second cylindrical pit (7), and a material discharging hole (9) is further formed in the punch (2). The radial material falling channel is communicated with one circular through hole (5), and the second cylindrical pit (7) right faces one circular through hole (5). The material discharging hole (9) right faces another circular through hole (5), and the cylindrical die shell (1) is provided with a second sprayer (11) for spraying stamped and formed screws (18) into the material discharging hole (9). The stamping die is high in stamping process speed and efficiency, safe, and convenient to use.

The invention discloses a screen printer clamp base capable of accurately controlling a rotating angle. The screen printer clamp base comprises a sliding side plate, a guide rail protective cover and a servo motor, wherein the sliding side plate is mounted inside the guide rail protective cover; a slide block is mounted on the outer side of the sliding side plate; an adjustable bevel angle motor plate is mounted in front of the sliding side plate; the servo motor is mounted on the adjustable bevel angle motor plate; a cylinder is mounted below the adjustable bevel angle motor plate; a nozzle punching cylinder cushion cover is arranged on the cylinder; a reinforcing holding strip is arranged on one side of the nozzle punching cylinder cushion cover; fixing strips are mounted on two sides of the reinforcing holding strip; a nozzle punching base is mounted on the other side of each fixing strip; a mouth-shaped pull block is arranged below the reinforcing holding strip; a workpiece bottom shaft is mounted on the output shaft of the servo motor; a square bottle clamp is mounted on the workpiece bottom shaft; a clamp is arranged on the square bottle clamp; a product is mounted on the clamp; an outer clamp spring is arranged on one side of the product. The screen printer clamp base has the beneficial effects that the rotating angle of the product can be accurately controlled, coherence of font and patterns during printing of the screen printer is guaranteed, and the printing quality and efficiency are improved.

The invention relates to the field of manufacturing equipment for integrated circuits, and aims at providing a material receiving device for an integrated circuit, and the material receiving device keeps the direction of entering in a material tube, of the integrated circuit invariable, has no need of removal for reversing and plugging-covering operation for covering the material tube during multiple working procedures, is high in efficiency, and is beneficial to the realization of the flow process of the multiple working procedures. The reversing device for the integrated circuit comprises an installation seat, a rotation seat, a rotation drive mechanism, an arc-shaped baffle provided with an arc surface which is matched with the periphery of the rotation seat, a discharge pipeline and a temporary storage pipeline; the rotation seat is in pivot joint with the installation seat; the discharge pipeline, the arc-shaped baffle and the temporary storage pipeline are distributed along the circumferential direction of the rotation seat and fixedly connected with the installation seat respectively; and the rotation drive mechanism is fixedly connected with the installation seat and the rotation seat respectively. The reversing device for the integrated circuit is a material receiving device for an integrated circuit, and the material receiving device keeps the direction of entering in a material tube, of the integrated circuit invariable, has no need of removal for reversing and plugging-covering operation for covering the material tube during multiple working procedures, is high in efficiency, and is beneficial to the realization of the flow process of the multiple working procedures.

The invention discloses a dip-angle-adjustable bait-throwing feeding machine. The dip-angle-adjustable bait-throwing feeding machine comprises a bottom plate and is characterized in that a second electric telescopic rod is arranged on the upper surface of the bottom plate, a heater is arranged on the upper surface of the second electric telescopic rod, a mixing cylinder is arranged on the upper surface of the heater, a pressure sensor and a temperature sensor are respectively arranged on the lateral sides of the inner cavity of the mixing cylinder, and a feed level sensor is arranged on the upper surface of the inner cavity of the mixing cylinder. The dip-angle-adjustable bait-throwing feeding machine has the advantages that the feeding machine is reasonable in structure and high in practicality, the feeding machine can be moved and stopped by universal wheels, a handle and brakes, the temperature of stirred feed is controlled conveniently through the heater and the temperature sensor, the discharge speed of a bait throwing device is controlled through a pressurizing pump, a negative pressure pump and the pressure sensor, the feed can be evenly mixed through a servo motor and a stirring rack, the rotation angles of the bait throwing device can be precisely controlled through a first hinge seat, a second hinge seat, an angle sensor and the first electric telescopic rod, and the feeding machine is convenient to use and suitable for being popularized and used.

The invention discloses a tea dryer. The tea dryer comprises a driving mechanism, a driven mechanism, a Geneva mechanism and a drying component. The driving mechanism comprises a motor, a speed reducer connected with the motor, a sleeve and a driving plate; the output shaft of the speed reducer is vertically and upwards arranged; the sleeve fixedly sleeves the output shaft of the upward; the driving plate fixedly sleeves the upper end of the sleeve; the driven mechanism comprises a frame, a rotating shaft and a Geneva wheel; the rotating shaft is vertically arranged in the middle of a top plate of the frame through a bearing; the Geneva wheel fixedly sleeves the rotating shaft; the Geneva wheel and the driving plate perform corresponding meshing transmission; the drying component comprises a drying rack, a drying framework and drying cages; the drying rack comprises a circular plate and drying ovens circumferentially distributed on the circular plate; the circular plate sleeves the rotating shaft above the Geneva wheel through a bearing; the drying framework comprises an inner ring and an outer ring which are coaxially arranged and spokes connected with the inner ring and the outer ring; the inner ring fixedly sleeves the rotating shaft positioned above the drying rack; the drying cages corresponding to the drying ovens are circumferentially distributed on the spokes of the drying framework.

The invention discloses an engine cylinder's inner near-wall flow field testing device. According to the invention, the reflector support is installed on the surface of the lower plate of a lengthened body and extends to the inner part of a lengthened piston. The rotation support is connected to the shaft of the deflector support; the reflector is mounted on the rotation support, and the angle of the reflector can be freely adjusted in the range of from minus 45 degrees to positive 45 degrees. The top part of the lengthened piston is provided with a glass window. The lengthened piston is fixedly connected with the top cover plate of the piston. The reflector receives the information of the cylinder's inner flow field through the visible window. According to the invention, the problem is resolved that the information of the cylinder's near-wall flow on its cross section is difficult to obtain as the visible window at the top part of the piston is usually small due to the restriction of a mechanical structure. Through the control of a laser source to cooperate with the reflector angle, the optical photographing area can be expanded to the cylinder's inner near-wall; and through the control of angle over the positioning of a ruler, it is possible to accurately control the rotation angle of the reflector and to adjust the angle in real time. The testing device, in need of no other external aiding devices, is compact in structure and is simple to operate.

The invention discloses a construction steel bar bender device based on PLC control and a working method thereof. The steel bar bender device comprises a workbench, universal wheels, a rotary working disc, two calibrating devices, two fastening devices and a handling platform, wherein the workbench is of a rectangular stainless steel structure; the universal wheels are arranged at four corners of the bottom of the workbench; brake devices are mounted on the universal wheels; the rotary working disc is arranged at the center of the upper surface of the workbench, and the structure of the rotary working disc is in a disc shape; the two calibrating devices are arranged on two sides of the rotary working disc correspondingly; each fastening device is positioned on one side of the corresponding calibrating device; the handling platform is fixedly mounted on one side surface of the workbench; and a liquid crystal operation display screen is arranged on the handling platform. The steel bar bender device disclosed by the invention adopts a PLC control module, and thus the degree of automation is high; the rotary angle can be accurately controlled, thereby achieving an expected steel bar bending effect; and the precision is high.

The invention relates to a connection rod type AGV lifting device. The connection rod type AGV lifting device comprises a power output device, a transmission mechanism, connection rods and a top plate; the power output device is in transmission connection with the transmission mechanism; the connection rods comprise at least one first connection rod and at least one second connection rod; the transmission mechanism is hinged to the lower end of each connection rod; the upper end of each connection rod is hinged to the top plate; the lower end of each connection rod moves in the horizontal direction under driving by the transmission mechanism; the lower end of each first connection rod is opposite to the lower end of each second connection rod in movement direction; and the top plate is driven by the connection rods to move in the vertical direction. An AGV provided with the lifting device can be applied to more occasions; and the connection rod type lifting device is stable and simplein structure, steady in transmission, convenient to install and low in manufacturing cost, and the connection rods are connected in a hinged manner so that transmission is more steady.

The present invention relates to a multi-functional vibration device comprising rotating frame assemblies disposed vertically at the left and right parts, a mounting plate assembly disposed horizontally between the rotating frame assemblies, and a test bed interface assembly located at the bottoms of the rotating frame assemblies. The two ends of the mounting plate assembly connected to the rotating frame assemblies are respectively provided with a rotating shaft at the central part and limiting bosses at the end parts. The multi-functional vibration device provided by the invention can realize the vibration requirements of the test product in three directions, and can also realize the vibration test of multiple products at the same time, satisfy the multiple requirements of the reliability enhancement test on the vibration direction of the product, and realize a multi-purpose device. The test time and the test cost are saved.

The invention discloses a rotary type belt conveyor with a controllable angle. The rotary type belt conveyor comprises a conveyor body installed on a bracket; a conveying belt is matched with a conveying belt drive motor; the outer ring of a slewing bearing is connected to the bracket while the inner ring is connected to a pedestal through a bolt; a gear is matched with the outer teeth of the slewing bearing; a rotary motor is matched with the gear; the center shaft of the slewing bearing is connected to the spindle of an encoder; an angle controller is connected to the rotary motor through a wire for controlling starting, stopping and rotation direction of the rotary motor. The rotary type belt conveyor with the controllable angle provided by the invention is additionally provided with the slewing bearing, the encoder, the angle controller, the rotary motor and the gear on basis of the existing conveyor. The angle controller controls the starting, stopping and rotation direction of the rotary motor through electrical signals feed back from the encoder, and thereby accurately controlling the rotation angle of the conveyor. Therefore, the purpose of precise rotation angle and accurate directional material conveyance of the conveyor is achieved.

The invention discloses a punching mold device capable of rotating a workpiece includes a punch module, a clamping portion, an indexing rotation disk, a servo motor, a position-fixing element and a central controlling portion. The clamping portion is used to clamp a workpiece. The indexing rotation disk is formed with a plurality of holes mutually surrounding a round contour. The indexing rotationdisk is coaxial to the workpiece. The servo motor is connected to the indexing rotation disk and the workpiece for synchronously rotating the indexing turntable and the workpiece. For example, a solenoid valve controls a positioning pin for forward / return motion to release / lock the indexing rotation disk. The central control unit is connected to the punch module and the indexing rotation disk forindexing and positioning for 360 degree punching.

The invention relates to the technical field of hinge production, in particular to a hinge spring feeding device and a feeding method thereof. The hinge spring feeding device comprises a spring carrying mechanism, a third material agitator, a spring material rail, a rotary material receiving base, a gear, a rack, a material distributing air cylinder, an arc-shaped material passing block and a rotary base, wherein the third material agitator is connected to the rack, the spring material rail is arranged at the upper end of the third material agitator, the arc-shaped material passing block is connected with the spring material rail, and an arc-shaped material passing rail is arranged in the arc-shaped material passing block; the rotary base is fixed on the rack, the rotary material receivingbase is rotatably connected into the rotary base, the rotary material receiving base is connected with the lower end face of the arc-shaped material passing block, the gear is fixed on a rotary shaftof the rotary material receiving base, the rack is arranged at the telescopic end of the material distributing air cylinder, the gear is meshed with the rack, and the material distributing air cylinder is horizontally fixed on the rack. The hinge spring feeding device has the advantages of being high in spring feeding efficiency and feeding stability.