48results about How to "Realize linear movement" patented technology

The invention discloses a furnace door mechanism for a PECVD device, in order to solve the sealing problem of a quartz tube. The furnace door of the invention includes two double-acting cylinders, a base, a connecting rod, a furnace door flange and two guide rails. The two double-acting cylinders achieve the switch movement of the door flange, and simple and reliable vacuum sealing is realized through flexible connection between the furnace door flange and the connecting rod, thereby ensuring good vacuum and reliability of the device.

The invention provides a diamond arc plate band-sawing machine. The diamond arc plate band-sawing machine comprises a lifting stand column, a sizing regulation device and a saw frame, wherein a rotation device is arranged on one side of the lifting stand column fixedly and is connected to a rotation flange fixedly; the sizing regulation device consists of a lifting driving device, a first screw rod and a first nut; the upper end of the first screw rod is connected to the lifting driving device in a transmission manner; the first screw rod is sleeved with the first nut by an external thread; the first nut is connected to the rotation flange fixedly; the first screw rod is sleeved with an end plate in a rotation manner; the saw frame is connected to the end plate fixedly; two rotation devices are arranged on the saw frame; a tensioning saw band is arranged between the two rotation devices. According to the diamond arc plate band-sawing machine, the saw band is used for cutting, so that the utilization rate of diamonds is prominently improved; meanwhile, the sizing in an arc cutting process can be realized, and arc-shaped diamonds with different radiuses are cut according to the requirement.

The invention relates to a cutter deceleration method and device, wherein the cutter deceleration method comprises the steps: step 1, a cutter is accelerated to a first speed V0 from an initial position, and the cutter linearly moves forwards to a final position at the first speed V0 at a constant speed; and step 2, after the cutter gets close to the final position, the cutter is decelerated to the speed of 0, then the cutter is reversely accelerated to a designated position, the speed when the cutter reaches the designated position is the second speed V2, and then the cutter is decelerated tothe speed of 0 from the designated position. The cutter deceleration method and device have the beneficial effects that the cutter is decelerated and moves reversely after getting close to the finalposition, the purpose of avoiding collision through braking is achieved, meanwhile, inertia of the cutter can be overcome through reverse driving, and the situation that the cutter collides forwards with the side wall of a printer at a high speed by means of inertia due to immediate braking can be avoided.

The invention discloses a hot extrusion cooling forming device for aluminum profiles. The hot extrusion cooling forming device comprises a base and a rotating assembly. A mounting groove is formed in the surface of the base, a feeding assembly is arranged in the mounting groove, a vertical plate is arranged on one side of the surface of the base, and a pushing assembly is arranged at the top of the side face of the vertical plate; the rotating assembly comprises a rotating shaft, an auxiliary gear, a second motor, a main gear, a sleeve and a fixing rod, one end of the rotating shaft penetrates through the side face of the vertical plate, the end of the rotating shaft is fixedly sleeved with the auxiliary gear, the second motor is arranged on the side face of the vertical plate, and an output shaft of the second motor is fixedly sleeved with the main gear; the sleeve fixedly sleeves the other end of the rotating shaft, the fixing rod is evenly arranged on the circumferential side face of the sleeve, and a clamping assembly is arranged at the end of the fixing rod. According to the hot extrusion cooling forming device for the aluminum profiles, original automatic feeding can be achieved, labor intensity is reduced, the working efficiency is improved, and practicability is high.

The invention relates to the technical field of house decoration and specifically relates to a bolt. The bolt comprises a housing, a shifting handle, a connecting rod and a leaf spring; a shifting handle groove is formed in the housing; the inner end of the shifting handle is inserted in the shifting handle groove; a first pin hole is formed in the inner end of the shifting handle and in rotational connection with one end of the leaf spring through a first cylindrical pin; the other end of the leaf spring is connected with one end of the connecting rod; the connecting rod and the leaf spring are located inside the housing; the other end of the connecting rod extends out of the housing; a second pin hole is formed in the middle of the shifting handle; a pin groove is formed in the inner surface of the housing; the shifting handle is in rotational connection with the housing through a second cylindrical pin; grooves are formed in the outer surface of the housing and located on the two sides of the shifting handle groove respectively; the outer end of the shifting handle is located in the grooves; a cover plate is arranged on the back of the housing and located on the outer sides of the leaf spring and the connecting rod. The bolt is simple in structure, convenient to mount and operate, and safe and reliable.

The invention provides an exhaust gas turbocharger system with three-level adjustable nozzles. The exhaust gas turbocharger system comprises a cap-shaped fixed blade nozzle ring, a plurality of adjustable blade nozzles, an adjustable cylindrical nozzle and two T-shaped levers, wherein a hole is formed in the center of the cap-shaped fixed blade nozzle ring. Fixed nozzles are evenly distributed on the side end face of the fixed blade nozzle ring, and one end of each T-shaped lever is connected with a transmission device controlling the T-shaped lever to do axial movement. The adjustable cylindrical nozzle is connected between the two T-shaped levers and is in a cylinder shape, and the adjustable blade nozzles are fixed to the cylinder peripheries of the adjustable cylindrical nozzles. The T-shaped levers do axial movement in the direction of the fixed nozzles to drive the adjustable blade nozzles to extend out of the end face of the fixed blade nozzle ring and drive the adjustable cylindrical nozzle to extend out of the hole of the fixed blade nozzle ring. Due to the fact that the sectional area of nozzle outlets changes due to axial movement, the minimum sectional area of the outlets can be achieved, and compared with the existing patented technology, the adjusting range is enlarged, and the exhaust gas turbocharger system is of a novel three-level adjustable nozzle structure.

The invention discloses a multi-connecting-rod type tire clamping device carried on an AGV and an operation method of the multi-connecting-rod type tire clamping device. The multi-connecting-rod typetire clamping device comprises two sets of opening-closing-type tire clamping mechanisms arranged symmetrically and used for synchronously clamping and lifting four wheels of an automobile; each set of opening-closing-type tire clamping mechanism comprises a ball lead screw mechanism used for providing driving force, and each ball lead screw mechanism is provided with a first nut sleeve structureand a second nut sleeve structure in a threaded transmission fit mode; and multi-connecting-rod mechanisms used for achieving opening-closing actions are hinged to the two ends of the first nut sleevestructures and the two ends of the second nut sleeve structures correspondingly, and the executing tail end of each multi-connecting-rod mechanism is connected with a clamping arm structure used forbeing matched with the outer walls of automobile tires for clamping. The two sets of tire clamping devices are symmetrically arranged on the AGV, clamping claws are opened and closed through an opening-closing mode, then the clamping claws are matched with the two sides of the automobile tires in a contact mode to clamp the automobile tires, thus the automobile is lifted away from the ground and carried and moved through the AGV conveniently, and automatic parking is achieved.

The invention relates to a vending machine storage mechanism. The vending machine storage mechanism comprises a shelf composed of a plurality of cargo channels; the plurality of cargo channels are arranged in a square grid shape; the cargo channels have [-shaped end surfaces; strip-shaped grooves having "convex"-shaped end surfaces are formed in upper surfaces of bottom plates of the cargo channels in the length directions thereof; pushing plates are arranged in the cargo channels; "convex"-shaped movable blocks capable of sliding along the strip-shaped grooves are arranged in the strip-shapedgrooves; the upper parts of the movable blocks protrude out of upper openings of the strip-shaped grooves; the tops of the movable blocks are fixed on the pushing plates; adjacent two side walls of the horizontally adjacent two cargo channels share one common board surface; the common board surfaces are detachable; a propulsion device is arranged on the rear of the shelf; the propulsion device comprises a linear chain movable along the strip-shaped grooves and a chain drive mechanism for driving the linear chain to move; and a device drive mechanism for driving the propulsion device to move is provided. The invention provides a vending machine storage mechanism with simple structure, effective prevention of jamming phenomenon and realization of maximum storage quantity.

The invention discloses an aluminum profile plastic spraying treatment device based on the Internet. The aluminum profile plastic spraying treatment device comprises a frame plate and a fixing assembly. A wireless communication module is arranged on the side face of the rack plate, a rack frame is arranged at the top of the rack plate, a rotating assembly is arranged on the side face of the rack frame, a lifting assembly is arranged at the bottom of the rack frame, a moving assembly is arranged on the lifting assembly, and a grinding assembly is arranged on the moving assembly; the fixing assembly comprises a sliding rail, a two-way screw rod, a sliding seat, a side plate, a first motor, a rotating shaft and a fixing disc, the sliding rail is arranged at the top end of the frame, according to the aluminum profile plastic spraying treatment device based on the internet, after one face of an aluminum profile is subjected to plastic spraying, the aluminum profile can be automatically turned over through remote control, then plastic spraying can be conducted on the gas surface of the aluminum profile, and the efficiency of plastic spraying is improved. Manual adjustment is avoided, continuous plastic spraying is achieved, efficiency is improved, the aluminum profile can be cleaned during plastic spraying, oil dirt impurities attached to the surface of the aluminum profile can be removed, and practicability is high.

The invention discloses a lifting mechanism composed of unidirectional bending transmission chains.The lifting mechanism is characterized in that on the first side of each transmission chain, an inner baffle is fixedly connected between a pair of chain plate bodies of each inner chain plate, and an outer baffle is fixedly connected between a pair of chain plate bodies of each outer chain plate; the two ends of each inner baffle are flush with the axis of pin holes formed in the two ends of the corresponding inner chain plate, and each outer baffle is provided with extension sections at the two ends; the extension sections of the outer baffles form single-side support to the inner baffles, each transmission chain is prevented from being bent towards the first side, and the transmission chain can be unidirectional bent in the direction facing the second side; the first side and the second side of each transmission chain are two sides located at the opposite positions, and two unidirectional bending transmission chains jointly form the lifting mechanisms.The lifting mechanism can be applied in a road block capable of rising and falling and is simple in structure and reliable in function.

The invention provides an adjustable turbocharger system which comprises a hat-shaped fixed blade nozzle ring, a plurality of adjustable blade nozzles, an adjustable cylindrical nozzle and two T-shaped levers, wherein a hole is formed in the middle of the fixed blade nozzle ring; fixed nozzles are uniformly distributed on the side end surface of the fixed blade nozzle ring; a transmission device used for controlling the T-shaped levers to perform axial motion is connected with the corresponding end parts of the T-shaped levers; the adjustable cylindrical nozzle is connected between the two T-shaped levers and takes the shape of a cylinder; the adjustable blade nozzles are fixed to the cylinder periphery of the adjustable cylindrical nozzle; and when the T-shaped levers perform axial motionin the directions of the fixed nozzles, the adjustable blade nozzles and the adjustable cylindrical nozzle are driven to correspondingly extend out of the end surface and the hole of the fixed bladenozzle ring. The nozzle outlet section area changes by the adoption of the axial moving mode and the minimum outlet section area can be achieved, so that the adjustable range of the adjustable turbocharger system is extended compared with that of the existing patented technology and the adjustable turbocharger system serves as a novel three-level variable nozzle structure.

The invention provides a radar position control device for an unmanned vehicle and a method. The radar position control device for the unmanned vehicle comprise a base, a translation motor, a lead screw, a lead screw nut, a radar assembly and a control system, wherein the base is arranged on the unmanned vehicle, the translation motor is arranged at one end of the base, one end of the lead screw is connected with an output shaft of the translation motor; the other end of the lead screw is fixed to the base through a bearing, the lead screw nut is connected with the lead screw in a configuration mode, the radar assembly comprises a radar body, a connecting seat and a rotating motor, the connecting seat is connected with the lead screw nut, the rotating motor is arranged on the connecting seat, an output shaft of the rotating motor is connected with the radar body, and the control system controls the starting, stopping and steering of the translation motor and the rotating motor. The radar position control device for the unmanned vehicle realizes the real-time detection of the front and rear road conditions by the radar, greatly improves the driving safety and stability, has simple structure, is convenient to install, and has high popularization.

The invention relates to the technical field of house decoration, in particular to a locking pin. The locking pin comprises a shell, a shifting handle, a connection rod and a leaf spring. A shifting handle groove is formed in the shell. The inner end of the shifting handle is inserted into the shifting handle groove. A first pin hole is formed in the inner end of the shifting handle. The inner end of the shifting handle is rotationally connected with one end of the leaf spring through a first cylindrical pin. The other end of the leaf spring is connected with one end of the connection rod. The connection rod and the leaf spring are located inside the shell. The other end of the connection rod extends out of the shell. A second pin hole is formed in the middle of the shifting handle. A pin groove is formed in the inner surface of the shell. The shifting handle is rotationally connected with the shell through a second cylindrical pin. Two grooves are formed in the positions, on the two sides of the shifting handle groove, of the outer surface of the shell respectively. The outer end of the shifting handle is located inside the grooves. A cover plate is arranged on the back face of the shell and located on the outer sides of the leaf spring and the connection rod. The locking pin is simple in structure, convenient to install and operate, safe and reliable.

The invention discloses an anti-pressing supporting piece for a bus duct shell. The anti-pressing supporting piece comprises an adjusting groove, an adjusting assembly and a fixing assembly. Damping assemblies are symmetrically arranged at the two sides of the adjusting groove. The adjusting assembly comprises a two-way screw, an adjusting block, a rotating wheel and a guide groove, the two-way screw is rotationally connected into the adjusting groove, the adjusting block is symmetrically connected to the two sides of the two-way screw in a threaded mode through a threaded hole in the middle,the rotating wheel is arranged at one end of the two-way screw, and the guide groove is formed in the surface of the adjusting block; the fixing assembly comprises sliding blocks, screw rods, limitingplates and rotary discs, the sliding blocks are symmetrically connected to the two sides of the guide groove in a sliding mode, the screw rods symmetrically penetrate through the two ends of the guide groove, the opposite ends of the screw rods at the two sides are fixedly connected with the sliding blocks at the two sides correspondingly, the limiting plates are symmetrically arranged on the sliding blocks at the two sides, and the rotary discs are arranged at one ends of the screw rods. The anti-pressing supporting piece for the bus duct shell can effectively prevent a bus duct from being pressed and deformed, has a better anti-shock effect, improves the protection capacity for the bus duct, and is higher in practicability.