62results about How to "Precise working position" patented technology

An actuator (1) including at least one electromagnet (121, 122, 13, 14, 16, 17, 181, 182, 19, a magnet housing (11), at least one thrust pin (24) and at least one movable armature (14) with a respective plunger (16) that is movable in an axial direction is provided. When the at least one electromagnet (10) is energized, an axial movement of the at least one armature (14) can be transmitted via the at least one plunger (16) to the at least one thrust pin (24). At least one lever (30) is provided which is pivotably mounted on one side in the magnet housing (11) and with which at least one plunger (16) and the at least one thrust pin (24) are operatively connected such that the axial movement of the at least one plunger (16) can be transmitted to the at least one thrust pin (24).

The invention provides an intermittent self-locking type chain fastening device for a scraper machine. The intermittent self-locking type chain fastening device comprises a connecting hood barrel andan intermittent hydraulic chain fastening mechanism. The intermittent hydraulic chain fastening mechanism is installed in the connecting hood barrel. The hydraulic chain fastening mechanism comprisesa hydraulic cylinder, a rack, a ratchet-gear wheel, a first pawl, a first ratchet, a coupling, a second ratchet and a second pawl. One end of the rack is fixedly connected with one end of the hydraulic cylinder. The rack and the ratchet-gear wheel are engaged. According to the intermittent self-locking type chain fastening device, the hydraulic cylinder is adopted as a power part, and the intermittent self-locked type chain fastening device can better adapt to a downhole emulsified liquid working environment; the working position of the hydraulic cylinder is accurate, and the tensioning degreeof a chain can be controlled accurately; self-locking of the two sets of ratchets and pawls at any time is achieved , and locking reliability is high; the hydraulic cylinder is arranged to be perpendicular to the transmission direction of the power part, the sizes of the ratchet-gear wheel and the rack are adjusted conveniently, and the size of the chain fastening device can be reduced effectively; the ratchet and pawl structure is achieved, torque is large, and the transmission efficiency is high. The invention further provides a chain fastening method of the intermittent self-locking type chain fastening device for the scraper machine.

The invention provides a manipulator unit which comprises a machine frame, a power source and a control device, wherein the power source and the control device are connected, and the power source is controlled via the control device; a clamp plate device is arranged on the machine frame, and comprises a fixing plate on which a supporting rod is arranged; the supporting rod is hinged with a clamp plate arm; the clamp plate arm comprises an upper clamp plate arm and a lower clamp plate arm; an opening groove is arranged at the upper clamp plate arm, and a clamp plate is arranged at the tail end of the lower clamp plate arm; one end of a shifting fork is arranged in the opening groove of the upper clamp plate groove in a manner of slipping, and while the other end of the shifting fork is connected with a first power source and driven by the first power source to move in a vertical direction by a reciprocating way; the fixing plate is connected with a second power source, and the clamp plate drive is driven to upwards move in the level direction by the reciprocating way through the fixing plate; and a working channel is also arranged on the machine frame. A production line is structured as follows: the manipulator units are arranged at intervals in a conveyor belt; and a baffle plate is arranged between the working channels of two adjacent manipulator units. The manipulator unit and the production line have simple structures, can be operated conveniently, and have accurate working positions; the products are shaped during being picked; and with adoption of the manipulator unit and the production line, the continuous production can be achieved along with high production efficiency and high controllability can be ensured.

The invention provides an impregnating and glue squeezing device. The device is characterized by comprising an impregnating roll, a glue squeezing roll 1 and a glue squeezing roll 2, wherein the glue squeezing roll 1 and the glue squeezing roll 2 have the same diameter and rotate synchronously; the impregnating roll is arranged in a glue tank; the glue squeezing roll 1 and the glue squeezing roll 2 are respectively connected with a cylinder and are arranged on a straight guide rail; a certain distance is reserved between the two glue squeezing rolls; and the two glue squeezing rolls are driven by the same motor. The impregnating and glue squeezing device provided by the invention squeezes glue uniformly and accurately, so the paper does not have patterns.

The invention pertains to the technical field for the control system of an air conditioner to adjust the temperature, and provides a fixing structure for a temperature sensor of a heat exchanger, which comprises a temperature sensor for sensing the temperature of the heat exchanger; a socket for accommodating the temperature sensor and fixed on the peripheral wall outside the refrigerant conduit of the heat exchanger; a fixing card for supporting the temperature sensor in the socket for the temperature sensor; one end of the fixing card is a limit clip, another end is a limit hook, the middle of the fixing card is an elastic twin supporting lobe for supporting the temperature sensor. Under external force, the invention will not dispose, this guarantees the operation position and the accuracy in measuring temperature of the temperature sensor, hence reduces the wrong reaction of the operation system of the air conditioner, so as to save energy.

The invention discloses a vacuum paint-dipping device used for transformer production and a paint-dipping method thereof. The vacuum paint-dipping device comprises a sealing frame, a paint dipping bin, a front conveying table, a rear conveying table, a vacuum pump and a gas exhaust tube, wherein the paint dipping bin surrounds the sealing frame; one side of the sealing frame is equipped with the front conveying table, and the other side of the sealing frame is equipped with the rear conveying table; and one side of the middle part of the sealing frame is equipped with the vacuum pump. According to the vacuum paint-dipping device disclosed by the invention, a transformer is placed on the front conveying table, and a conveying disc drives the transformer to move and convey into the paint dipping bin to subject to paint dipping processing, so that paint dipping work of putting the transformer into the paint dipping bin is easier and is more convenient; a first motor drives an end sealing plate to perform up-down regulating motion through a hobbing gear, so that the end sealing plate can be quickly switched to seal or open and close the paint dipping bin, and therefore, the device is accessed into the transformer more conveniently for performing paint dipping or taking out the paint-dipped transformer, and integral sealing performance for the paint dipping bin by the sealing frame is greatly improved in a mode that a rubber strip is connected to a blocking slot in the lower portion of the end part of the sealing frame.

The invention discloses a gas filled tank load switch fuse-combination unit mechanism. The gas filled tank load switch fuse-combination unit mechanism comprises a front plate, a rear plate, a closingspring, a motor and a switch-on and switch-off cam welding wire outlet mechanism. The front plate and the rear plate are separately arranged at the two ends of the mechanism, and the front plate and the rear plate are arranged in parallel. The gas filled tank load switch fuse-combination unit mechanism has the beneficial effects that a mechanism transmission mode is changed by the gas filled tankload switch fuse-combination unit mechanism, the mechanism transmission structure is optimized, good transmission property of the mechanism is ensured, and transmission operation is accurate and stable; a hexagonal shaft, a positioning shaft, a shaft III, a shaft IV and a shaft V are arranged between the front plate and the rear plate and perpendicularly penetrate through the front plate and the rear plate, and the strength and firmness of the integral mechanism during working are improved; shaft bodies are protectively isolated by shaft sleeves, friction and collision of the shaft bodies arerelieved, and the service lives of the shaft bodies are prolonged; and the electrical mechanism is high in sensitivity during working, is firm and durable, has good social benefit, and is suitable forbeing popularized and used.

The invention discloses a plane bending forming clamping device and a die with the clamping device. The plane bending forming clamping device comprises a first clamping plate, a second clamping plate and an angle forming die piece arranged between the first clamping plate and the second clamping plate. The first clamping plate and the second clamping plate are hinged through a connecting piece. The angle forming die piece arranged between the first clamping plate and the second clamping plate is locked through a locking device via the first clamping plate and the second clamping plate. The angle forming die piece is arranged on the side, close to the connecting piece, of the first clamping plate. The angle forming die piece is arranged on the side, close to the connecting piece, of the first clamping plate. The side, away from the connecting piece, of the angle forming die piece is an arc making contact with a formed piece. The plane bending forming clamping device and the die with the clamping device solve a series of problems that an existing copper (aluminum) row bending tool difficultly bends and forms a copper (aluminum) row plane, the forming angle precision is low, an obtained formed piece is poor in quality stability, scratches exist on the surface of the formed piece, the forming quality is hard to guarantee, applicable occasions are single, and mounting and dismounting procedures are complex.

A spring leaf and an overrunning clutch provided with the same are provided. The spring leaf is made up of a support strip (3-1), a clamping strip (3-2), and a connection beam (3-3). The support strip (3-1) supports a needle roller in suspension. The connection beam (3-3) connects the support strip (3-1) with the clamping strip (3-2). The main body of the clamping strip (3-2) is a straight strip (3-2-1), either end of which is provided with a V-shaped bended part (3-2-2). The overrunning clutch is provided with a retainer, multiple needle rollers, and multiple spring leaves. Mounting grooves for the spring leaves are respectively disposed at positions, corresponding to each crossbeam, on outer end surfaces of a first and a second annular end edge at both ends of a window hole of the retainer. The bottom of the mounting groove for the spring leaf is V-shaped when cut along an axial direction of the retainer. An inner surface of the straight strip (3-2-1) of the clamping strip (3-2) of the spring leaf is matched with an outer surface of the crossbeam. An inner surface of the V-shaped bended part (3-2-2) of the clamping strip (3-2) is matched with a bottom surface of the mounting groove for the spring leaf. The technical problem of the potential displacement and detachment of the spring leaf during the reciprocation of the existing overrunning clutch at a high rotational speed and high frequency is solved by the invention.

The invention discloses a rear working device for an integrated linkage type snow remover. The device comprises a fixing frame, a rolling brush assembly, a lifting cylinder, a lifting slide frame, a swing angle cylinder, an operating device supporting frame, single-head universal connecting rods, a rear snow removing mechanism, an obstacle crossing connecting rod, and a return cylinder of the rolling brush assembly, wherein the fixing frame is fixedly connected behind a vehicle frame of the snow remover, the lifting slide frame is mounted on the fixing frame by a pulley, both ends of the lifting cylinder are respectively hinged and connected to the fixing frame and the lifting slide frame, the operating device supporting frame is mounted on the lifting slide frame, both ends of the swing angle cylinder are respectively hinged to the operating device supporting frame and the lifting slide frame, the rear snow removing mechanism is mounted on the operating device supporting frame by the obstacle crossing connecting rod, the rolling brush assembly is mounted on the operating device supporting frame by the single-head universal connecting rods, and both ends of the return cylinder of the rolling brush assembly are respectively hinged to the operating device supporting frame and the rolling brush assembly. The structure of the device is simplified, and simultaneously, rolled ice blocks and snow blocks can be expelled to roadsides, and the snow is cleaned.

The invention discloses an HGCS-type low-voltage draw-out switch cabinet, and aims at solving the problems that an existing switch cabinet is relatively low in protection grade and inconvenient to operate. The HGCS-type low-voltage draw-out switch cabinet comprises a power distribution cabinet, control cabinets, a power receiving cabinet and radiating grooves, wherein the power distribution cabinet, the control cabinets and the power receiving cabinet form a cabinet body; the radiating grooves are arranged at the upper end and the lower end of the cabinet body for radiating and cooling; reminder lights are arranged below an ampere meter and a voltage meter; the ampere meter is used for monitoring the current change condition; an instrument panel is arranged on the surface of the cabinet body; and each control cabinet comprises a drawer unit and a drawer door.

The invention relates to an internal and external combined mechanical self-locking hydraulic cylinder which comprises a cylinder block, a piston slidably connected in the cylinder block, a piston rodfixedly connected to the piston, an internal self-locking assembly arranged in the cylinder block, an external self-locking assembly arranged outside the cylinder block and a housing arranged on the external self-locking assembly in a sleeving manner. The housing is connected to the cylinder block and the external self-locking assembly separately, the piston rod is provided with a tooth part arranged on the surface of the piston rod, the external self-locking assembly comprises a gear and a gear brake connected to the gear, the gear is engaged to the tooth part, and the gear brake is connectedto the housing. By arranging the internal self-locking assembly and the external self-locking assembly inside and outside the hydraulic cylinder, separately, the hydraulic cylinder is locked internally and externally in a combined manner, so that high precision and high reliability of a long-time working position of the hydraulic cylinder are guaranteed.

The invention discloses a coiling machine coiling shaft sleeve feeding device suitable for different specifications of sleeves. The coiling machine coiling shaft sleeve feeding device comprises a sleeve storage rack, a centering device, a bracket device, a longitudinal moving device and a transverse moving device. The sleeve storage rack is inclined at the inclined angle of 1 degree-5 degrees in the horizontal direction. The head end of the sleeve storage rack is lower than the tail end of the sleeve storage rack. The sleeve storage rack is provided with a plurality of shifting fork devices atintervals in the length direction of the sleeve storage rack. The longitudinal moving device is mounted on the transverse moving device. The bracket device is slidably mounted on the longitudinal moving device. The centering device is mounted on a bracket of the bracket device. The head end of the sleeve storage rack is arranged close to the centering device. The coiling machine coiling shaft sleeve feeding device can achieve the sleeve feeding effect on two or more kinds of sleeves and is accurate in place and high in automation degree.

The invention discloses a hole cleaning and threading device used during machining of a titanium alloy connector for aeronautic equipment. The hole cleaning and threading device comprises a workbench,a connector hopper, a carrying disc, front cleaning tables, a rear cleaning table, a cable bearing disc and a loading disc. The workbench is of a cuboid-shaped structure, and the connector hopper isobliquely arranged at one end of the upper end face of the workbench. The carrying disc is arranged on one side of the connector hopper, and the multiple front cleaning tables are arranged on one sideof the carrying disc at equal intervals. The hole cleaning and threading device has the beneficial effects that first motors drive rotary polishing barrels to rotate to conduct polishing and removalburrs or projections in preformed holes in the connector, the effect that the inner walls of the preformed holes of the connector are smoother and rounder is ensured, and scraping damage between a metal cable and the hole walls of the connector is prevented during threading of the titanium alloy connector in the preformed holes; and in addition, the first motors are arranged in an equal-height mode, first hydraulic pumps correspondingly drive different-height first motors and the rotary polishing barrels to conduct hole cleaning treatment on the preformed holes in different-height positions onthe titanium alloy connector, and working adaptive universality of the hole cleaning and threading device is ensured.

A locking sheet groove type blade assembled radial line deviation measuring apparatus of steam turbine rotor relates to a deviation measuring apparatus of blade assembled radial line, which solves the problem in the radial line deviation measuring tool that cannot guarantee the measuring precision, is inconvenient to measure and cannot realize the deviation measurement of the large low pressure rotor last-stage blade radial line. A base includes a main board and two side boards, wherein the front side and the rear side of the main board are respectively provided with a side board; the bottom surface of each side board is provided with two cylinder pins; an L-shaped rack is installed on the upper end face of the main board; a locating pin is installed on the left side face of the main board; a dialgage is installed on the vertical plate of the L-shaped rack; the top point on the head of the dialgage and the top point of the locating pin are on the same vertical line. The invention is used for the deviation measurement of locking sheet groove type blade assembled radial line of steam turbine rotor.

The invention discloses a sand blasting mechanism. The sand blasting mechanism comprises a body portion, a walking device, a sand blasting device moving module and a sand blasting device. The walkingdevice comprises walking wheels and a bottom disc. The sand blasting device moving module comprises a first module, a second module and a third module, the first module is arranged on the body portion, the second module is arranged on the first module, and the third module is arranged on the second module. The sand blasting device is mounted on the third module and used for carrying out sand blasting on workpieces. The third module can drive the sand blasting device to move in the first direction. The second module can drive the third module to move in the second direction. The first module can drive the second module to move in the third direction. Set angles are formed between the first direction, the second direction and the third direction. According to the sand blasting mechanism, though the drive function of the walking device, the first module, the second module and the third module, the sand blasting device can accurately arrive at the work position, the work efficiency and quality are improved, personnel do not need to do aerial work, and safety of rust removal work is improved.

The invention discloses a three-position switch of gas-insulated switchgear using the numerical control technology. The three-position switch comprises a moving contact driven by a screw. The left and right sides of the moving contact are provided with a ground end and an isolated closed end respectively. When the moving contact is driven by the rotating screw to be located on the left, the moving contact is jointed with the ground end, and the switch is grounded; when the moving contact is driven by the rotating screw to be located on the right, the moving contact is jointed with the isolated closed end, and the switch is isolated and not jointed; when the moving contact is driven by the rotating screw to be located in the middle, the moving contact is not jointed with the ground end or the isolated closed end, and the switch is isolated and open; the screw is driven by a motor, a sensor for sensing the rotation conditions of the screw is disposed on the screw, the sensor is connected with a numerical control device which controls the motor to rotate, the numerical control device controls the motor to positively or reversely rotate and stop, and accordingly rotation conditions of the screw are controlled. The three-position switch is reasonable in structure, convenient to operate, precise in operating position and fine in operating performance.

The invention relates to a pure manual control hydraulic closed-loop device of a speed controller. The pure manual control hydraulic closed-loop device is applied to a water-turbine generator set to realize closed-loop control of pure manual control. A realization method is characterized in that displacement output of a guide vane servomotor is converted to hydraulic output by an operation mechanism so as to serve as a feedback signal to control a control head so that the pure manual control of the speed controller can realize the closed-loop control.