624 results about "Clockwork" patented technology

The invention discloses a device and a method for a low-speed wind tunnel gust or flutter half-mode test, belongs to the field of wind tunnel tests, and aims to solve the problems that an existing gust or flutter half-mode test device cannot realize complete release of heaving and pitching degrees of freedom and is difficult to share the two tests. The device comprises an overall frame, the overall frame is installed in a wind tunnel test section, two sliding rails are vertically arranged on the front end face of the overall frame, two sliding block sets are arranged on the left side and the right side of the rear end face of a tackle, the two sliding block sets are in sliding fit with the two sliding rails in a one-to-one correspondence mode, two spring seats are arranged at the top end of the overall frame, and horizontal shafts are arranged on the spring seats. The inner ring ends of the two clockwork springs are connected with the horizontal shafts of the two spring seats in a one-to-one correspondence manner, the outer ring ends of the two clockwork springs respectively droop to be connected with the pulley, and the model mounting seat is cylindrical and is in running fit with the pulley; the device can be used for a gust load retarding test and a body degree of freedom flutter test, and can be shared by the two tests.

The utility model relates to the technical field of transmitters, and discloses a remote transmission type liquid level differential pressure transmitter which comprises a transmitter body, the outer surface of the transmitter body is fixedly communicated with two extension pipes, capillary pipes are placed on the left side and the right side of the transmitter body, and the output ends of the two capillary pipes are connected with the extension pipes close to the capillary pipes in an inserted mode. The outer surfaces of the two extension pipes are both slidably connected with sliding rings, and the side faces, away from each other, of the two sliding rings are both fixedly connected with a set of swing pieces. According to the remote transmission type liquid level differential pressure transmitter, the capillary tube can be limited by installing the swing piece, so that the capillary tube can be stably connected with the extension tube in an inserted mode, and the situation that the capillary tube and the extension tube are loosened and use of the transmitter body is affected is avoided; and through cooperation of the mounting fixing frame, the clockwork spring and the rotating cylinder, the used capillary tube can be automatically wound, so that the capillary tube can be uniformly wound in the fixing frame, the purpose of automatically winding the capillary tube is achieved, and the phenomenon that the capillary tube is knotted due to disorder is avoided.

The invention discloses a charging pile capable of storing and protecting a wire harness for a new energy automobile, and relates to the technical field of charging piles, the charging pile comprises a charging pile, a charging wire harness and a charging gun, the top of the charging pile is provided with a wire bunching assembly, the wire bunching assembly comprises a wire concentration box, and the wire concentration box is fixedly connected to the top end of the charging pile; through the operation of the wire bunching assembly, the loose state of the charging wire harness can be kept in the process that the charging gun is inserted into the vehicle of a user, that is, the clockwork spring cannot generate pulling force on the connecting position of the charging gun and the vehicle, and then extra friction force generated between the charging gun and the vehicle charging interface can be avoided; and meanwhile, the connection between the charging gun and the vehicle charging hole can become stable by avoiding tensile force, so that the good connection between the charging gun and the vehicle charging interface is ensured, and the charging fault caused by the damage of the interface is reduced.

The utility model discloses a clockwork spring service life testing machine, which relates to the technical field of testing equipment and comprises a frame body, a clockwork spring box is fixedly connected onto the frame body through a plurality of mounting columns, a servo motor and a speed reducer are fixedly mounted on one side of the top of the frame body, and an output end of the servo motor is connected with an input end of the speed reducer. The output end of the speed reducer is fixedly provided with a coupler, the output end of the coupler is fixedly connected with a rotating shaft, the spring is placed in the spring box, a hook on the outer side of the spring is fixedly connected with the outer wall of the spring box, and a hook on the inner side of the spring is fixedly connected with the rotating shaft. In the technical scheme provided by the utility model, through a transmission system consisting of the servo motor, the speed reducer, the coupler and the like, the automatic operation of tightening and loosening the spring is realized, and the test efficiency is greatly improved. And the servo motor is matched with the servo driver, so that the service life of the clockwork spring can be accurately evaluated, and a reasonable replacement period can be conveniently formulated.

The invention relates to the technical field of transfer devices, in particular to a circuit board manufacturing-based transfer device, which comprises a base, a plurality of uniformly distributed universal wheels are arranged at the lower part of the base, a push rod is arranged at the left side of the base, and support plates are arranged at the left side and the right side in the base; according to the transfer device based on circuit board manufacturing, when a circuit board is placed on the upper portion of the loading plate, the gravity of the loading plate can be increased, a synchronous belt and a synchronous wheel are pushed to rotate, a clockwork spring is curled, and the circuit board pushes a moving plate to move downwards along a sliding rod; the movable plate pulls the pull plate to rotate, the pull plate pulls the pull rod to slide to slide from the interior of the first guide groove and unlock the loading plate, the pull rod pushes the locking rod to move, and the locking rod pushes the third locking block to rotate to block the upper portion of the loading plate, so that the functions of stack type storage and falling prevention of the circuit board can be achieved.

The invention relates to the technical field of electronic connectors, in particular to an electronic connector based on heat dissipation and heat conduction fins and a rapid assembling method thereof.The electronic connector comprises a socket, a plug, a ferrule and a jack, the jack is formed in the inner side of one end of the socket, one end of the socket is fixedly connected with a sealing gasket, the interior of the jack is matched with the ferrule, and the socket is connected with the plug through the ferrule and the jack; the middle of the upper end and the middle of the lower end of the socket are each provided with a center hole, the center holes are internally provided with clockwork springs, the clockwork springs are connected with the connecting unit, the upper end and the lower end of the plug are each fixedly connected with a toothed plate through a rivet, and one end of the plug is fixedly connected with a protruding block. According to the technical scheme, the toothed plate is driven to move through rotation of the gear, then butt joint is achieved, in the installation process, large pressure needs to be applied to the installation end of the socket, and the problem that the position where the socket is fixed through a grid structure deforms can be solved.

The invention provides a multi-dimensional rotating three-temperature electric rotating table, belongs to the technical field of machinery, and aims to solve the problem that when an existing electric rotating table is used for displaying all surfaces of a product, subsequent detection can be continued only by manually replacing the detected and displayed product, so that the product detection efficiency is affected. Comprising a base, a CCD detection mechanism, a mounting frame and other parts, a first motor on a side plate of the mounting frame drives a longitudinal rotating disc to rotate, a fixing assembly on a protruding block on the side wall of the rotating disc is used for clamping a workpiece, and a U-shaped plate, a positioning shaft and a clamping wheel in the fixing assembly are matched with a clockwork spring, a rotating rod, a clamping piece, an adjusting rope and other structures in a mounting shell cover. The plate-shaped workpiece can be automatically clamped, fixed and unloaded, the workpiece is inserted into a gap of the clamping wheel, the workpiece is automatically clamped through linkage of all parts, the workpiece is driven by the rotating disc to the CCD detection mechanism to be detected, and the workpiece is automatically unloaded after being detected, so that the detection efficiency is improved, manual intervention is avoided, and rapid circulating detection of the plate-shaped workpiece is facilitated.

The invention discloses a production device and a production process of a microporous light calcium silicate insulation board, and relates to the technical field of calcium silicate insulation board production. The production device of the microporous light calcium silicate insulation board comprises a hydraulic device, an upper die base installed at the telescopic end of the hydraulic device and an upper die plate fixed to the lower surface of the upper die base, and further comprises a lower die base, a groove is formed in the upper surface of the lower die base, a center plate is installed in the middle of the groove, and triangular plates are installed at the four corners of the groove in a sliding mode. The shaft sleeve rotates reversely through the clockwork spring, so that the triangular plate is separated from the center plate, the center plate moves upwards, an insulation board body on the center plate is separated from the lower die base, and the contact area between the formed insulation board body and the forming cavity is reduced; therefore, friction damage between the insulation board body and the forming cavity is avoided to the greatest extent, and insulation board body forming quality is improved.

The present disclosure relates to field of outdoor sports, and discloses a carabiner capable of adjusting a length of a harness, including a main body. A limit pillar is fixedly arranged at one side of the main body. In the present disclosure, to mount the carabiner capable of adjusting the length of the harness, a clockwork spring is first placed in a groove of the main body, and a hole of a fixed gear is aligned with the limit pillar; then, a moving gear is placed in a clamping pillar of an upper cover; and finally, a lower cover is aligned with the clamping pillar to complete mounting. Through the meshing between the fixed gear and the moving gear, the harness body can be fixed at a specific length, thereby ensuring the safety in high-risk activities such as rock climbing and hiking.

The utility model relates to the technical field of doors and windows, and discloses an aluminum alloy door and window, a dustproof assembly comprises a fixing column fixedly arranged in a mounting hole, a clockwork spring A, a clockwork spring B and a plurality of dust blocking belts, the clockwork spring A and the clockwork spring B are located in the mounting hole, and belt passing grooves communicated with the mounting hole are formed in the left side wall and the right side wall of the inner side of an outer frame. The clockwork spring A and the clockwork spring B are located on the left side and the right side of the window A and the window B respectively, the starting ends of the clockwork spring A and the clockwork spring B are fixedly connected with the fixing column, the dust blocking belt is located in the belt passing groove, the tail end of the clockwork spring A is connected with the window A through the dust blocking belt, and the tail end of the clockwork spring B is connected with the window B through the dust blocking belt. The dust blocking belt is flush with the sliding way at the bottom of the outer frame. The sliding way has the beneficial effect of preventing dust and impurities from accumulating in the sliding way, and solves the problems that the bottom sliding way is usually exposed outside, dust and impurities are easy to accumulate, the internal structure of the sliding way is uneven, and the cleaning is time-consuming and labor-consuming.

A storage type wire coil for movie and television lamplight relates to the related field of wire coils and comprises a lower wire box and an upper wire box, four detachable bolts are arranged between the lower wire box and the upper wire box in a threaded mode, a rotating base is fixedly arranged in the lower wire box, a spring is installed in the rotating base, a storage wire coil is arranged on the spring, and the storage wire coil is connected with the lower wire box. A lower communicating copper ring is fixedly installed on the top of the storage wire coil, three copper buckles are fixedly arranged on the lower communicating copper ring, a junction box is fixedly installed on the upper wire box, an equipment connecting wire is arranged in the junction box, a ratchet wheel and pawl structure is used in cooperation with a clockwork spring, and power is provided for cable storage of the wire winder. According to the cable storage device, the cable can be fixed and stored in a stepless mode, the arranged light-emitting diode can judge whether the cable is connected or not, the temperature sensor is arranged in the cable, when the temperature reaches a set alarm value, the buzzer in the cable winding device can give an alarm, the early warning effect is achieved, and the storage switch is designed in a two-section mode to prevent misoperation.

The invention provides an intelligent cable safety management charging pile, and aims to solve the problem of heating and potential safety hazards caused by cable winding in the charging process of an electric vehicle. The device comprises an outer shell, a fixed shaft, a furling cylinder, a charging cable, a charging gun and other assemblies which are mounted on the charging pile; according to the core design, through cooperation of the spiral line groove and the linkage charging starter, it is ensured that current is allowed to pass and charging is started only when a charging cable is completely pulled out, and therefore the overheating phenomenon caused by charging when the cable is mostly wound is effectively avoided; in addition, an automatic recycling function is integrated, a clockwork spring is used for achieving automatic cable storage after charging, a centrifugal brake is arranged to control the recycling speed, and danger caused by too fast recycling is prevented. According to the invention, the safety and convenience of the charging process are improved, the service life of the cable is prolonged, and a more reliable charging guarantee is provided for an electric vehicle user.

The utility model discloses a helium injection device for a magnetofluid ATM (automatic teller machine), which relates to the technical field of vacuum leak detection and comprises a high-pressure helium bottle, the top of the high-pressure helium bottle is sequentially connected with a constant-pressure valve body and a quick exhaust valve from bottom to top, and one end of the quick exhaust valve is connected with a second spray pipe. The second spray pipe can be wound and collected into the storage box, the second spray pipe can be pulled according to needs to change the use length of the second spray pipe, the application range of the second spray pipe is wider, meanwhile, when the second spray pipe is not used, the winding disc can be driven under the torsion of the clockwork spring to conduct winding treatment on the second spray pipe, the second spray pipe can be automatically wound, the second spray pipe is prevented from being scattered outside, and the second spray pipe is convenient to store; in cooperation with a cleaning assembly, dust attached to the surface of the second spraying pipe can be cleaned, use is convenient, and practicability is higher; through the fixing assembly, the pipe clamps can be disassembled and assembled conveniently and rapidly, and the nuts can be twisted according to needs so that the connecting and fixing effect of the two pipe clamps can be adjusted conveniently.

The utility model relates to the technical field of medicine preparation, in particular to a particulate matter mixing device which comprises a base, a first support and a second support are arranged on the base, a fluted disc and an incomplete driving gear are rotatably arranged on the first support, gear teeth of the incomplete driving gear are meshed with the fluted disc, and the second support is arranged on the second support. The incomplete driving gear is fixed to the output end of the rotating motor, a center shaft is fixed to the fluted disc, the other end of the center shaft is connected with the second support through a bearing, the center shaft is sleeved with a clockwork spring, the two ends of the clockwork spring are fixed to the fluted disc and the second support respectively, a horizontal eccentric column is further fixed to the fluted disc, and an arc-shaped swing hole is formed in the second support. The horizontal eccentric column is in sliding fit with the arc-shaped swing hole, a first mounting ring is fixed to the free end of the horizontal eccentric column, a horizontal supporting rod coaxial with the center shaft is further rotationally arranged on the second support, a second mounting ring is fixed to the free end of the horizontal supporting rod, a mixing body is jointly supported by the first mounting ring and the second mounting ring, and a stirring mechanism is arranged in the mixing body.

The invention relates to the technical field of tunnel supporting, in particular to a tunnel supporting device which comprises side supporting steel used for supporting the side face of a tunnel and top supporting steel used for supporting the middle position of the top of the tunnel. A side support steel top connecting plate and a side support steel connecting bottom plate are fixedly welded to the upper end and the lower end of side support steel correspondingly, protruding blocks are fixedly connected to the two sides of the upper end of the top support steel connecting plate correspondingly, a top locking piece is rotationally connected between the protruding blocks through a clockwork spring, and a connecting unit is installed at the lower end of the top support steel connecting plate. The connecting unit comprises a connecting plate, in the process of supporting the supporting device through the supporting equipment, the supporting device at the high position can be lifted up at a time, after a side supporting structure of the supporting equipment is used for supporting a side support, fixing of multiple sections of supports is automatically completed, bolts do not need to be used for connection, and the supporting device is simple in structure and convenient to use. Therefore, the efficiency of support construction is improved.

The utility model discloses a portable telescopic charging wire device. The device comprises an outer shell, wherein the outer shell is provided with an accommodating inner cavity and a take-up and pay-off port communicated with the accommodating inner cavity; the carrying disc is arranged in the containing inner cavity and rotationally connected with the outer shell. The other end of the spring is connected with the outer shell; when the clockwork spring drives and keeps that the loading disc carries the charging wire coil to be wound into the accommodating inner cavity, the power supply end of the charging wire is located at the take-up and pay-off port; one end, far away from the power supply end, of the charging wire is connected with the carrying disc; the carrying disc is further provided with driving teeth. The middle wheel is rotationally connected with the outer shell; when the carrying disc rotates to a preset angle, the driving teeth are meshed with the middle wheel to drive the middle wheel to rotate; the force measuring abutting part is used for abutting against the middle wheel teeth to prevent the middle wheel and the carrying disc from rotating, and when the middle wheel abuts against the force measuring abutting part to reach the preset force, the force measuring abutting part avoids the position so that the middle wheel and the carrying disc can rotate.

The utility model discloses a testing tool for a winder assembly, and relates to the technical field of electronic equipment, the testing tool comprises a bottom plate and a bottom plate detection device, the bottom end of the detection device is fixedly connected with the top end of the bottom plate through a bolt; through the cooperation of the detection device and the control device, the replaceability of a detected object is high, so that various material components of different specifications and models can be stably fixed by adjusting the quick clamp, special test tools do not need to be manufactured for different materials, and from the detection function, through the welding of a top conductive ring and an electric wire, the detection efficiency is greatly improved. The electrical performance of a material component can be accurately detected, a clockwork spring on a material is welded with an electric wire, cable recovery can be simulated, the torque, the speed and other mechanical properties of the material can be detected, the device is suitable for all-around performance evaluation of various materials, in the aspect of operation, an operator can start a test through one-key operation, a warning lamp feeds back the state of a tool in real time, and the working efficiency is improved. And a detection object can be conveniently replaced in time.

The utility model discloses a clamping device for magnet machining, and relates to the technical field of magnet machining equipment. The machining device comprises a machining table, four movable plates are in sliding fit with the machining table, horizontal clamping plates are in sliding fit with the movable plates, top clamping plates are in sliding fit with the horizontal clamping plates, and a fixing assembly is arranged in the machining table. One moving plate is pulled, the toothed plate is meshed with the first gear and the second gear, so that the other three moving plates are driven to slide outwards at the same time, at the moment, a spring at the bottom of a rotating shaft is in a power-on state, a clamping plate plays a role in fixing one moving plate, and it is guaranteed that the four moving plates are in an open state; the magnet block is conveniently placed on the machining table, limiting of the moving plates is relieved by operating the clamping plate, the four moving plates are driven to move towards the magnet block through the acting force of the clockwork spring, and the magnet block is clamped and fixed through the horizontal clamping plates and the top clamping plates on the moving plates.

The utility model discloses a line pendant device for building construction measurement, which comprises a mounting mechanism and a measuring mechanism assembled in the mounting mechanism, the mounting mechanism comprises a mounting rack, one side of the mounting rack is provided with a telescopic plate in a sliding manner, one side of the bottom of the mounting rack is fixedly provided with a fixed clamping plate, and the fixed clamping plate is provided with a telescopic rod. A movable clamping plate used in cooperation with the fixed clamping plate is fixedly installed on one side of the telescopic plate. According to the plumb bob device for building construction measurement, through cooperation of a winding roller and a clockwork spring, automatic winding can be conducted after a plumb bob is used, the speed of plumb bob recycling is greatly increased through automatic winding, the workload of personnel is relieved, through cooperation of a spherical base and a horizontal laser, the working efficiency is improved, and the working efficiency is improved. The device can measure the levelness when a worker builds bricks on a wall, improves the accuracy of perpendicularity and levelness when the worker builds the wall through the device, and improves the quality of wall building.

The utility model discloses a household automatic take-up charging pile, and relates to the technical field of charging piles, the household automatic take-up charging pile comprises a charging pile main body, the upper parts of the left and right sides of the outer surface of the charging pile main body are provided with storage covers, the storage covers are internally provided with take-up mechanisms, and the lower parts of the interiors of the storage covers are provided with output lines in a penetrating manner; a charging gun is fixedly connected to the lower end of the output line, a shell cover is fixedly installed at the tail end of the charging gun, and a fixing mechanism is arranged on the surface of the shell cover. Compared with an existing common charging pile, the household automatic take-up charging pile has the advantages that the output line can be pulled to drive the collection roller to rotate, the clockwork spring is stretched, the internal battery cell cannot rotate, the output line extends, and after use is completed and the charging gun is taken back, the clockwork spring pulls the collection roller to rotate reversely; therefore, redundant output wires are wound to the surface of the collecting roller and stored in the storage cover, the output wires can be automatically stored and protected, and the output wires are prevented from being exposed and damaged for a long time.

The utility model discloses a consumable disc spring rotating shaft which comprises an outer barrel body, a plurality of groups of connecting grooves, a plurality of springs and a plurality of springs, wherein the connecting grooves are formed in the surface of the outer barrel body in a regular annular array mode; the first annular limiting piece is fixedly connected to one side of the outer cylinder; the plurality of groups of elastic clamping jaw mechanisms are respectively connected to the plurality of groups of connecting grooves; the inner cylinder body is movably connected to the inner side of the outer cylinder body, one end of the inner cylinder body is fixedly connected with an end shaft, and the other end of the inner cylinder body is fixedly connected with two groups of locking blocks; and the slewing mechanism is connected to the outer cylinder body and the end shaft. By means of the innovative rotation mechanism design, the problems of consumable loosening and winding are ingeniously solved, after the consumable material disc rotates by a certain angle, the consumable material disc is driven by elastic potential energy stored by the clockwork spring to conduct proper reverse rotation, and therefore automatic tightening of the consumable is achieved; consumable materials can be kept in a proper tensioning state all the time, and looseness and winding of the consumable materials are effectively prevented.

The utility model belongs to the technical field of photoelectricity, and discloses an optical cable arranging device, which is characterized in that through the design of a gear and a rack with a locking mechanism, the rack can drive the gear to rotate to tension a clockwork spring during wiring, and after wiring, the meshing part of the rack and the gear is loosened to release the clockwork spring, so that a wire rod is tensioned; therefore, the tension degree of the optical cable every time can be ensured to be consistent, the knotting and winding phenomena are avoided, the cable can be loosened through reverse operation when the cable needs to be extracted during maintenance, the wiring and maintenance efficiency is improved, and the device is suitable for segmented popularization and application in an optical cable laying project in a city.

The utility model relates to the technical field of watering devices, in particular to a watering device based on the internet of things, which comprises two oppositely arranged supports, a moving device is slidably connected to the two supports, a water spraying assembly is fixedly connected to the side end face of the moving device, a pipe rolling device is arranged on the side edge of one support, and a water spraying assembly is fixedly connected to the side edge of the other support. According to the water spraying device, a spring mechanism is arranged between the winding roll and the rotary joint, a water pipe can be pulled out of the winding roll in the process that the water spraying assembly moves for watering, the water pipe can be pulled out of the winding roll, the water pipe can be pulled out of the winding roll, and the water spraying assembly can be pulled out of the winding roll when the water spraying assembly moves for watering. Meanwhile, rotation of the winding roll can cause gradual tightening of the clockwork spring, when the water spraying assembly completes the watering task and starts to reset, the winding roll rotates reversely by means of resilience force of the clockwork spring, and then the water pipe is rewound in order.

One or more examples refer to a procedure. The procedure may include: comparing a first value and a second value, where the first value represents a duty cycle of a reference clock and the second value represents a duty cycle of an output clock generated by a clock-tracking circuit for tracking the reference clock; setting a duty cycle of a modified clock to reduce the duty cycle mismatch between the reference clock and the output clock indicated by the comparison; and providing the modified clock with the set duty cycle in place of the reference clock or the output clock.

The utility model discloses a clamping tool for integrated circuit wafer processing, and particularly relates to the technical field of circuit wafer processing, the clamping tool comprises a clamping table, a base and an object placing groove, the surface of the top end of the clamping table is provided with the object placing groove, and the clamping table is internally provided with a synchronous fixing assembly. The synchronous fixing assembly comprises an inner cavity, a rotating table, a rotating shaft, a rotary knob, a boss, a positioning rod, a sleeve, a torsion spring, a clamping block, a gasket, a bottom shaft, a clockwork spring, a fixing hole and a fixing bolt. According to the utility model, through the arrangement of the rotating shaft and the clamping block, when the wafer is placed in the object placing groove, the rotating shaft at the center position can be rotated, and the rotating shaft is contacted with the clamping block in the process of driving the boss to rotate, so that the clamping block can be pushed to enter the object placing groove, clamp the wafer in the object placing groove and assist in fixing the wafer; and the fixing bolt on the outer side of the rotating table is rotated to abut against the rotating shaft and reversely rotate to prevent loosening, so that the convenience of fixing the wafer by the clamping tool is realized.

The utility model relates to the technical field of measuring tools, in particular to a portable measuring tool which comprises a plurality of folding height rulers, the folding height rulers are connected in a hinged mode through hinge pieces, a strip-shaped hole is formed in one side of each folding height ruler, a development measuring ruler is vertically arranged in each folding height ruler in a sliding mode, and the strip-shaped holes are communicated with the strip-shaped holes. The development measuring ruler comprises a tape, one end of the tape extends out of the strip-shaped hole, the other end of the tape is connected with a winding sleeve, a rotatable rotating shaft is arranged in the folding height ruler, the winding sleeve is fixedly installed at the top end of the rotating shaft, and a clockwork spring is installed at the bottom end of the rotating shaft. According to the portable measuring tool, due to the foldable design, the portability of the measuring ruler is remarkably improved, and parents or medical staff can carry the measuring ruler easily and unfold the measuring ruler for use at any time when needed. The measuring scale not only can accurately measure the height of a child, but also can measure the body circumference of different parts, such as the chest circumference, the waist circumference and the head circumference, and provides a favorable tool for comprehensively evaluating the growth and development of the child.

The present invention provides a three-temperature electric rotary table with multi-dimensional rotation, belonging to the field of mechanical technology. In order to solve the problem that when the existing electric rotary table displays each surface of a product, it is necessary to manually replace the product that has been detected and displayed to continue the subsequent detection, thus affecting the product detection efficiency; it includes components such as a base, a CCD detection mechanism and a mounting frame, etc. The first motor on the side plate of the mounting frame drives the longitudinal turntable to rotate, and the fixing component on the convex block on the side wall of the turntable is used to clamp the workpiece. The U-shaped plate, positioning shaft, clamping wheel in the fixing component cooperate with the clockwork spring, rotating rod, clamping piece and adjusting rope in the mounting housing, etc., to realize the automatic clamping and fixing and unloading of plate-shaped workpieces. The workpiece is inserted into the gap between the clamping wheels and is automatically clamped through the linkage of various components. The turntable drives the workpiece to the CCD detection mechanism for detection, and is automatically unloaded after detection, improving the detection efficiency, avoiding manual intervention, and facilitating the rapid cyclic detection of plate-shaped workpieces.

The present invention discloses a plug-free winding type automatic wire winding and unwinding device, belonging to the technical field of wire winding and unwinding in the communication industry. The device includes a central shaft, a spring box, a follower reel, and a first wire winding groove disc that are coaxially and rotatably connected to the central shaft. Among them, a chamber of the spring box accommodates a clockwork spring with one end fixed to the central shaft and the other end fixed to the inner wall of the chamber; the driving reel is coaxially and loosely sleeved on the central shaft and is fixedly connected to the spring box; the follower reel is arranged in a central through hole of the driving reel and is provided with an opening part penetrating through both end faces of the follower reel; a first wire winding groove disc and a second wire winding groove disc are symmetrically arranged at both axial ends of the follower reel respectively. When winding and unwinding the wire, the device uses the rotation of the follower reel to make the wire located inside the driving reel alternately wind between the first wire winding groove disc and the second wire winding groove disc, achieving the function of replacing a coaxial rotary joint.

The utility model belongs to the technical field of Christmas lamp string assemblies, and particularly relates to a Christmas lamp string assembly which comprises a fixing frame, a small motor is arranged in the fixing frame in a sleeved mode, a rotating column is fixed to the output end of the small motor, a rolling ring is installed on the surface of the rotating column, and a lamp string is installed on the surface of the rolling ring. And a placing box is mounted at the top end of the fixing frame. Through the arrangement of the fixing frame, the small motor, the rotating column, the rolling ring, the lamp string, the placing box, the rotating rod, the protective canvas, the first gear, the clockwork spring, the groove, the wire rope, the fixing rod and other structures, after the equipment is used, the equipment can be automatically stored, the storage process is simple, and if the equipment is hung at a high position, the equipment can be conveniently stored. And meanwhile, by arranging structures such as protective canvas and clockwork springs, the equipment can be effectively protected and prevented from being damaged after being stored, and the protection effect of the equipment is improved.

The utility model relates to communication equipment technical field provides a kind of communication signal transmitter, comprising: shell, the outer surface of the shell movably covers two transmission rods, two the transmission rod is close to the side of the shell outer portion and is uniformly connected with button, two the transmission rod is close to the side of the shell inner portion and is uniformly connected with push block, the inner wall of the shell is fixedly connected with two blocks, further comprising: two fixed columns, the outer surface of two the fixed column is uniformly connected with clockwork, the outer surface of two the clockwork is uniformly connected with gear wheel one, the outer surface of two the gear wheel one is engaged with gear with incomplete, so it can when using signal transmitter, press two buttons, make cover plate open, avoid when not using transmitter, dust enters equipment, causes the short circuit and failure of equipment, improve the service life of equipment, can simultaneously the horizontal position of antenna is raised, avoid the obstruction of metal object.