713results about How to "Change distance" patented technology

The invention relates to a mechanical leg for a mobile platform, belongs to the technical field of mobile carriers, and solves the problems that in the prior art, torque change is generated at the moment of forward and reverse rotation of a motor of a mechanical leg type mobile platform, the mechanical leg vibrates in the operation process, frequent forward and reverse rotation switching can cause large impact on a mechanical transmission part, and the service life of the mechanical leg is influenced. And the abrasion of parts is accelerated. The robot comprises a driving unit, a thigh unit and a shank unit, the driving unit can be connected with a moving platform, the thigh unit is connected with the driving unit, and the shank unit is arranged on the thigh unit. When the first motor of the mechanical leg rotates, the driving rod can be driven to rotate around the output shaft of the first motor, and the transmission rod is driven to do reciprocating motion; the first motor does not need to be switched between forward rotation and reverse rotation, and torque change cannot be generated frequently. Vibration of the mechanical leg and impact on a mechanical transmission part can be avoided, and part abrasion is relieved.

The invention relates to the technical field of rubber paste coating, and discloses rubber paste transfer method coating equipment and method.The rubber paste transfer method coating equipment comprises a first fixing plate, the inner surface of the first fixing plate is rotationally connected with a discharging roller, the right end of the discharging roller is rotationally connected with a second fixing plate, and the left side face of the second fixing plate is fixedly connected with a supporting roller; according to the device, the storage frame is stably suspended through an arc-shaped tooth block, so that the inclination angle of the storage frame is rapidly changed, rubber paste on the rear side of the interior of the storage frame flows forwards, smearing interruption is prevented, workers do not need to manually push the rubber paste forwards with tools, the use convenience of the device is improved, and the working efficiency is improved. The stirring plate stirs the rubber paste in the storage frame, the situation that the rubber paste is solidified in the heat dissipation process, and consequently the rubber paste is difficult to smear on the coating is prevented, the smearing efficiency is improved, the stirring range and the stirring effect are improved through left-right reciprocating movement of the stirring plate, and solidification of the rubber paste is further prevented.

The invention relates to the technical field of metal wire performance detection, in particular to a steel cord torsional fatigue test device which comprises a rack, a sliding rail is arranged on the rack, a fixed clamp and a movable clamp are slidably mounted on the sliding rail, and each of the fixed clamp and the movable clamp comprises a chuck seat and an outer cylinder which are coaxially arranged. A chuck seat is arranged in the outer cylinder, a plurality of limiting sliding grooves extending in the radial direction of the chuck seat are formed in the chuck seat, fan-shaped clamping blocks are installed in the limiting sliding grooves in a sliding mode, an adjusting sleeve is coaxially arranged in the outer cylinder, and a first rotating driver is arranged on the machine frame. The clamping stability during twisting of the steel cord is improved, the first rotary driver drives the chuck seat of the movable clamp to rotate around the axis of the chuck seat, the steel cord twists around the axis of the steel cord, and the situation that the steel cord deflects in the testing process, and consequently the influence of twisting force on the steel cord is influenced is avoided.

The invention belongs to the technical field of welding equipment, and particularly provides an elevator door plate laser welding device which comprises a base, a rotary supporting cylinder and a door plate fixator. According to the device, an original linear elevator door plate welding production line structure is changed into an annular structure, the elevator door plate rotates to different stations around the center fixing column under the fixing of the door plate fixing device, corresponding welding procedures are carried out, the integration of equipment is improved, and the space occupied by the equipment is saved; the door plate fixator flexibly fixes the elevator door plates through the upper fixing piece, the lower fixing piece and the side fixing pieces correspondingly, and the fixing requirements of the elevator door plates of different sizes are met. The reinforcing rib carrier moves the door plate reinforcing rib to the elevator door plate through the reinforcing rib clamp and drives the coordination gear to rotate synchronously through the synchronous gear, so that the reinforcing rib welding head moves from top to bottom, and different positions of the door plate reinforcing rib are automatically welded.

The invention relates to the technical field of FFC wire rod conductivity testing, in particular to testing equipment and a testing method for FFC wire rod processing. Comprising a base and supporting legs on the lower surface of the base. The upper surface of the base is fixedly connected with a vertical plate; one side of the vertical plate is fixedly connected with a controller; an upper driving roller and an upper driven roller are rotationally connected to the side, away from the controller, of the vertical plate at the same horizontal height. The upper driving roller is driven by an upper motor; the outer walls of the upper driving roller and the upper driven roller are in transmission connection with an upper conveying belt; a lower driving roller and a lower driven roller are rotationally connected to the side, deviating from the controller, of the vertical plate at the same horizontal height; according to the FFC wire testing device, FFC wires are continuously placed through the storage grooves in the lower conveying belt, and the testing device can continuously test the FFC wires through transmission of the upper conveying belt and the lower conveying belt, so that the testing is more continuous, and the testing efficiency of the existing processed FFC wires is improved.

The invention belongs to the technical field of roadway surrounding rock monitoring, and particularly relates to a fiber bragg grating roof separation monitoring device and method.The device comprises an anchor fluke, a shell, a rope, a sleeve, a protection box and a fiber bragg grating and further comprises a movement detection mechanism; the mobile detection mechanism comprises a winding drum, a lead screw, a base, a first magnet, a concave block, a sliding block, a fixing plate, an elastic frame, rotating teeth and a compression spring. The fiber bragg grating roof separation monitoring device solves the problem that in the monitoring process of an existing fiber bragg grating monitoring device, due to fatigue stress, loosening and falling of bonding points and damage of sensitive elements, the monitoring precision is reduced, redundant configuration of signals during monitoring is achieved, and the precision and reliability of the fiber bragg grating roof separation monitoring device are greatly improved.

The utility model discloses polishing equipment for producing hair clipper blades, which comprises a bottom plate, four corners of the lower end of the bottom plate are fixedly connected with supporting legs, the upper end of the bottom plate is fixedly connected with a supporting frame, the upper end of the supporting frame is provided with a power device, the supporting frame is internally provided with a smearing device, and the interior of the supporting frame is rotatably connected with a polishing roller. The polishing roller is located at the lower end of the smearing device. A lifting device is arranged at the lower end of the bottom plate, and a moving device is arranged at the upper end of the lifting device and used for driving the hair clipper blade to move. According to the hair clipper blade polishing device, the smearing device is arranged, polishing agents can be smeared on the surface of the polishing roller through the smearing device, in this way, when the polishing roller conducts polishing operation, the polishing effect can be improved, the surface of the hair clipper blade is smoother and brighter, and meanwhile protection on workers is improved.

The invention relates to the technical field of positioning clamps, and discloses a positioning clamp for LED lamp processing, which comprises a plurality of threaded adjusting mechanisms and a plurality of air pressure buffer type clamping mechanisms, and is internally provided with a plurality of air pressure buffer type clamping mechanisms capable of moving along with a threaded sleeve and generating an expansion effect under air pressure, the elastic diaphragm is used for clamping an object in an abutting manner; the valve plate can generate an opening and closing function on the flowing state of gas; and the spiral spring can generate an elastic damping effect on the opening state of the valve plate. According to the positioning clamp used for LED lamp machining, the distance between each elastic membrane used for clamping and an LED lamp can be independently adjusted, so that the corresponding clamping position can be automatically adjusted according to different structural shapes of the LED lamp, the use range of equipment is widened, meanwhile, the elastic membranes make contact with the LED lamp, the high curved surface bending capacity is achieved, and the service life of the equipment is prolonged. Therefore, the pressure intensity of the unit contact surface on the LED lamp is reduced, and the protection capability of the LED lamp in a clamping state is improved.

The invention relates to the field of automobile wire harnesses, and mainly discloses an automobile wire harness tensile torsion testing device and a testing method.The automobile wire harness tensile torsion testing device comprises a table plate, supporting legs and a bottom plate, an adjusting mechanism and an adjusting motor are installed at the top of the bottom plate, a testing mechanism is installed at the top of the adjusting mechanism, and strip-shaped holes are symmetrically formed in the table plate along the center; a wire containing disc is further installed in the middle of the top of the table board, the strip-shaped holes are distributed in the two sides of the wire containing disc, the strip-shaped holes in each side are arranged in a scattering mode, and the two ends of the top of the testing mechanism correspond to the strip-shaped holes in a one-to-one mode. The testing mechanism designed by the invention is matched with a strip-shaped hole formed in the table plate for use, and a torsion mechanism and a locking mechanism which are arranged on the testing mechanism in a sliding manner can be adjusted to change the distance between the torsion mechanism and the locking mechanism; and the distance between the torsion mechanism and the locking mechanism can be adjusted, and meanwhile, the distance between different testing mechanisms can be changed, so that the mutual influence of the wire harnesses between the different testing mechanisms is avoided.

The invention relates to the field of fabricated buildings, and particularly provides a double-track photovoltaic panel glass curtain wall plate mounting structure. The device comprises a wall body and a supporting cross beam, an inner sliding rail and an outer sliding rail are installed at the bottom of the supporting cross beam, and a first winch and a second winch are installed on the inner sliding rail and the outer sliding rail correspondingly. The two sets of limiting wheels on the inner side of the sliding frame also move along with the sliding frame and accurately abut against and limit the traction rope, the transverse position of the hoisting frame and the transverse position of the curtain wall plate adsorbed to one side are effectively adjusted, and therefore the relative distance between the curtain wall plate and the hanging basket and the relative distance between the curtain wall plate and the wall are changed, and an operator can adjust the position of the curtain wall plate according to the specific installation environment. The transverse position of the curtain wall plate can be quickly and accurately adjusted, the installation convenience of the curtain wall plate is remarkably improved, and the safety in the installation process is greatly improved.

The invention relates to a deflection mechanism for intelligent steel rail finishing and polishing equipment, and relates to the technical field of steel rail finishing, the deflection mechanism comprises a turbine chamber body, a worm gear and a worm are arranged in the turbine chamber, the worm gear and the worm are meshed with each other, the worm is rotatably connected in the turbine chamber, and the worm gear and the worm are meshed with each other. And a mounting plate used for mounting a grinding device is fixedly connected to the axis of the turbine, a driving assembly used for driving the worm to rotate is arranged on one side of the turbine chamber, and the effect of improving the grinding efficiency of the track with the deflection angle is achieved.

The invention discloses a micro motor capable of preventing electromagnetic interference, and relates to the technical field of micro motors, the micro motor comprises a motor body, a slip ring installed in the motor body, carbon brush boxes symmetrically installed on the inner wall of the motor body, carbon brushes arranged in the carbon brush boxes, and micro infrared thermal imaging elements fixedly installed on the tops of the carbon brush boxes. A carbon brush box is arranged in the sliding shaft body, a rotating sleeve is arranged in the carbon brush box, a sliding piece is arranged in the rotating sleeve, the carbon brush is arranged on the sliding piece in a sleeving manner, and a constant-force spring is arranged between the sliding piece and the inner wall of the rotating sleeve. The carbon brush is in contact with the surface of the slip ring all the time during abrasion through the constant-force spring, the contact area of the carbon brush and the slip ring can be effectively monitored through the infrared thermal imaging element, and the magnetic end can be controlled through the electromagnetic mechanism in the high-conductivity metal shell to drive the extension shaft body to conduct position adjustment; and the condition that the distance between the carbon brush and the slip ring is too short or too long is avoided.

The perforating device comprises an XYZ three-axis cantilever type sliding table, a mounting plate is fixedly connected to a transmission table of the XYZ three-axis cantilever type sliding table, a square sleeve is fixedly mounted on the side portion of the mounting plate, the inner wall of the square sleeve is slidably connected with a movable plate in a sleeved mode, and the movable plate is fixedly connected with the transmission table of the XYZ three-axis cantilever type sliding table. A roller is installed at the end, located on the side of the mounting plate, of the movable plate, a first spring used for elastically supporting the movable plate in the roller direction is installed on the square sleeve, an electric drilling machine is fixedly installed at the end, away from the roller, of the movable plate, and a water spraying mechanism is installed on the movable plate; and a rotating disc is mounted on the side portion of the mounting plate, and six pressing wheels are mounted on the periphery of the rotating disc. According to the comprehensive pipe gallery side wall drilling device, the problems that a drill bit is prone to being stuck, overheated, deformed and damaged due to unsmooth deslagging, insufficient cooling and the like in the comprehensive pipe gallery side wall drilling operation of a traditional drilling device, then the construction efficiency and quality are affected, and the cost is increased are solved.

The present invention belongs to the technical field of silicon wafer processing, and in particular, relates to a thin-line single crystal silicon wafer cutting method and device, comprising the following steps: S1. fixing two ends of single crystal silicon on a workbench, the single crystal silicon is located below five groups of cutting lines, and the five groups of cutting lines are controlled to rotate by a motor 1 and a rotating shaft 1; S2. slowly moving the single crystal silicon upwards by raising the workbench, and the rotating five groups of cutting lines all cut the single crystal silicon, and the four cut single crystal silicon wafers are clamped by a clamping component; S3. after the five groups of cutting lines have completed cutting the single crystal silicon, the remaining single crystal silicon follows the workbench to descend to the initial position, the single crystal silicon wafer in the clamping component is taken out, and the five groups of cutting lines cut the single crystal silicon at the same time, and four single crystal silicon wafers can be cut out at one time by the five groups of cutting lines, with high cutting efficiency, and at the same time the clamping component clamps the single crystal silicon to prevent the single crystal silicon wafer from tilting or tipping over during cutting, resulting in uneven cutting of the single crystal silicon wafer or damage caused by secondary cutting.

The utility model discloses an asynchronous jump cutting device for an adhesive tape separation membrane material, which relates to the technical field of adhesive tape production, and comprises a base, an adjusting mechanism and a supporting mechanism, the upper end of the base is provided with a conveyor belt for conveying an adhesive tape separation membrane, the adjusting mechanism is arranged above the base, and the supporting mechanism is arranged above the base. The adjusting mechanism is arranged on the base and used for adjusting the cutting distance between the adhesive tape separation membranes, and the supporting mechanisms are arranged on the two sides of the adjusting mechanism and used for adjusting the distance between the adhesive tape separation membranes and the adjusting mechanism. The adjusting mechanism is arranged, the motor drives the first gear and the second gear to rotate, then the threaded sleeve is made to rotate, the distance between every two adjacent cutters is changed, the distances between multiple sets of cutters can be equal, the distances between different cutters can be adjusted to be unequal according to the cutting requirement, the supporting mechanism is arranged, and therefore the cutting efficiency is improved. And the distance between the adjusting mechanism and the conveying belt can be conveniently adjusted according to the size specification of the cutter.

The utility model relates to the technical field of hydrogen storage tank body processing, and discloses a hydrogen storage tank body processing and cleaning device for solid hydrogen storage, which solves the problem that impurities adhered to the inner wall of a hydrogen storage tank are difficult to completely remove by adopting a flushing mode at present, and comprises a base, universal wheels are arranged at the bottom of the base at equal angles, and a cleaning device is arranged at the bottom of the base. A cleaning mechanism is installed at the top of the base, an adjusting mechanism is installed on the cleaning mechanism, and the cleaning mechanism comprises a first U-shaped round rod fixed to the top of the base; according to the hydrogen storage tank cleaning device, through cooperation of a second motor, a rotating plate and a second U-shaped round rod, two cleaning brushes can rotate conveniently, and through cooperation of a connecting rod and a side ring and cooperation of a ball and an annular groove, the two cleaning brushes can stably rotate conveniently to remove impurities on the inner wall of a hydrogen storage tank; and through cooperation of a first motor and a lead screw and cooperation of a nut and a connecting column, horizontal movement of the two cleaning brushes is facilitated, and therefore the interior of the hydrogen storage tank can be thoroughly cleaned conveniently.

The invention relates to the technical field of decoration suspended ceilings, in particular to an indoor large-area aluminum plate suspended ceiling assembly type installation structure which comprises a main keel, a first through hole is formed in the bottom end of the main keel, a plurality of hanging piece buckles are installed in the first through hole in a sliding mode, and auxiliary keels are connected to the hanging piece buckles in a clamped mode. The auxiliary keel is used for supporting the aluminum plate, under the cooperation of the hexagonal cylinder and the hexagonal groove of the fixing ring, a construction worker can fix the expansion bolt and the ceiling through an electric drill, and operation is easy. A construction worker presses the sliding plate with one hand and then slides the sliding plate to change the distance between the main keel and the ground, and convenience and rapidness are achieved. According to the structure, the hanging piece buckle connected with the fixing base can be rapidly and accurately moved to a proper position, then the switching mechanism continues to operate, the position of the fixing base is fixed, the situation that an auxiliary keel is dislocated in the aluminum plate installing process is avoided, and efficiency is higher.

The invention relates to the technical field of laser cutting devices, in particular to laser cutting equipment for metal pipe fitting production. Comprising a first fixed shell; the double-shaft motor is fixedly connected to the first fixing shell; the multi-stage telescopic rod is rotationally connected to the first fixing shell, a blind hole is formed in the telescopic end of the multi-stage telescopic rod, and a second fixing shell is slidably connected into the blind hole in the telescopic end of the multi-stage telescopic rod; the supporting piece is fixedly connected to the second fixing shell; the rotating shaft is rotationally connected to the supporting piece, and the first connecting rod is provided with a laser cutter; and the plugging block is connected to the second fixing shell in a sliding manner. In the process of fixing the device and the corrugated pipe, the relative positions of the telescopic end of the multi-stage telescopic rod, the second fixing shell and the plugging block are changed, so that the distance between the laser cutter and the inner wall of the corrugated pipe is changed, a laser beam can be correctly focused on a cutting surface, additional measurement is not needed, and the working efficiency is improved. And the cutting efficiency of the metal pipe fitting is improved.

The invention belongs to the technical field of side wall construction, and particularly relates to a supporting trolley system for a side wall aluminum formwork, which comprises a track, a bottom beam, an upper bracket and a supporting beam, wherein the number of the bottom beams is two, the two bottom beams are parallel to each other, the lower surfaces of the bottom beams are rotationally connected with supporting wheels through supporting shafts, the supporting wheels are supported on the upper surfaces of the bottom beams in a rolling mode, one ends of the bottom beams are provided with driving moving mechanisms, and the driving moving mechanisms are connected with the rails in a matched mode. The lifting hydraulic cylinders and the transverse moving hydraulic cylinders are used in cooperation, the lifting hydraulic cylinders can longitudinally lift or descend all the supporting back plates and the aluminum formworks through the upper supports, the inner reinforcing beams, the supporting beams and other structures, and therefore the aluminum formworks cannot make contact or rub with other objects in the moving process. The positioning sleeve is arranged on the positioning column in a sleeving mode, the positioning column is pre-buried in the ground of the pouring position, and the positioning sleeve can rotate by an angle relative to the installation cylinder and the supporting back plate through the spherical hinge structure.

The utility model discloses molten iron transfer equipment, and belongs to the technical field of molten iron transfer equipment. Comprising a supporting frame, a storage barrel is arranged above the supporting frame, a fixing barrel is fixedly connected to the lower portion of the storage barrel, and a transfer trolley located below the fixing barrel is arranged in the supporting frame; a sliding groove is formed in the fixing cylinder, and an adjusting cylinder is arranged in the sliding groove in a sliding mode. A fixing box is arranged on one side of the supporting frame, and a lifting structure fixedly connected with the adjusting cylinder is arranged in the fixing box in a sliding mode. A detection groove communicated with the outside is formed in the inner wall of the transfer trolley, and a liquid level monitoring structure is arranged in the detection groove; a controller in circuit connection with the liquid level monitoring structure is arranged on the supporting frame, and the controller can control the lifting structure to slide. The position of the adjusting cylinder in the sliding groove can be changed through the lifting structure, so that the distance between the molten iron outlet and the liquid level of molten iron in the transfer trolley is changed, the adjusting cylinder can be close to the liquid level of the molten iron in the transfer trolley as much as possible, the splashing phenomenon is greatly reduced, and the operation safety is improved.

The invention provides a cargo grabbing device and method, and relates to the field of cargo grabbing method.The cargo grabbing device comprises a connecting shell, and a first hydraulic assembly, a second hydraulic assembly and a third hydraulic assembly are sequentially arranged in the connecting shell in the vertical direction. Through driving of the first hydraulic assembly, the distance between the clamping pieces can be adjusted in real time according to the size of the goods, the vertical lifting unloading mode or the horizontal pushing unloading mode can be selected according to the working condition requirement, and compared with a multi-motor system and a hydraulic system, the transmission efficiency is higher, energy consumption can be effectively reduced, and the equipment operation cost is reduced; the excessive configuration of the motor is avoided, the equipment cost is reduced, and meanwhile, the influence of too sensitive motor response on the precision of fine operation is also reduced.

A velvet cloth toy filler detection device comprises a conveying frame, a shell is fixedly connected to one side of the upper side wall of the conveying frame, a fixed frame is fixedly connected to the outer wall of the upper side of the shell, a lifting plate is arranged in the fixed frame, a supporting plate is fixedly connected to the upper side wall of the lifting plate, and a metal detector is installed on the lower side wall of the supporting plate. An adjusting assembly is arranged in the shell, and a sweeping assembly is arranged on the lower side wall of the conveying frame. Compared with the prior art, the lifting device has the advantages that the lifting plate can be lifted in the fixed frame body through the threaded rod, the worm gear, the worm and the hand wheel, so that the supporting plate can drive the metal detector to move up and down, and the distance between the metal detector and the velvet toys is changed to adapt to the velvet toys with different sizes; and through the arrangement of a support, a sliding groove, a sliding block, a spring, a bearing plate, a containing groove and a brush plate, the brush plate can be conveniently detached to clean batting, and the device is more practical.

The utility model relates to the technical field of electroplating hangers, in particular to an adjustable electroplating hanger which comprises a plurality of fixing rings which are vertically arranged at equal intervals, a plurality of hooks are fixedly mounted on the outer side walls of the fixing rings, and a plurality of inserting rods which are arranged at equal angles at equal intervals are vertically and fixedly mounted on the inner side walls of the fixing rings. A plurality of inserting holes are formed in the outer side walls of the inserting rods at equal intervals, a plurality of butt joint rings which are arranged at equal interval angles are fixedly installed on the inner side wall of the fixing ring, the butt joint rings correspond to the inserting rods one to one, an inner ring is fixedly installed on the lower end face of the fixing ring, and a T-shaped clamping rod transversely and movably penetrates through the inner ring; the workpiece hanging frame can be adjusted according to needs, and workpieces of different specifications can be hung conveniently.

The utility model relates to the technical field of constructional engineering, in particular to a constructional engineering pipeline supporting structure which comprises a pipeline fixing part and a supporting part, the pipeline fixing part comprises an upper clamping body, a lower clamping body and at least two fasteners, the upper clamping body and the lower clamping body are oppositely arranged in the first direction, the fasteners are used for connecting the clamping bodies, and the fasteners are used for enabling the clamping bodies to be closed and fixed outside a pipeline; the main stand column is located on the upper clamping body or the lower clamping body and provided with two guide edges. The left inclined strut part and the right inclined strut part are oppositely arranged on the stand column in the second direction, and each of the left inclined strut part and the right inclined strut part comprises an inner part, an outer part and a fastener connected between the inner part and the outer part. The supporting state is switched through micro-deformation, so that the supporting device can be used on the ground or roofs in different angle states, for example, the supporting device can be fixed on the ground or inversely fixed on the roofs in the first supporting state; the distance between the pipeline and the ground or the roof can be changed in the second supporting state; and in the third supporting state, the wall corner part on the fixed roof can be supported.

The utility model relates to the field of machining, and discloses a spinning machine which comprises a bottom plate, a first fixing table is fixedly connected to the upper surface of the bottom plate, a fixing frame is fixedly connected to one side wall of the fixing table, a sleeve is fixedly connected to the side wall of the fixing frame, and a sliding rod is slidably connected to the interior of the fixing frame. The side wall of the sliding rod is slidably connected to the interior of the sleeve, a first hinge frame is fixedly connected to the side wall of the sliding rod, one side wall of the hinge frame is slidably connected to the interior of the sleeve, a connecting plate is rotatably connected to the interior of the first hinge frame, a second hinge frame is rotatably connected to one side of the connecting plate, and a supporting plate is fixedly connected to the side wall of the second hinge frame. A limiting assembly is arranged on the side wall of the supporting plate. According to the round pipe fixing device, the hydraulic rod pushes the sliding rod to slide, the connecting plate is made to deflect, the supporting plate is pushed to fix round pipes, the effect of fixing the round pipes with different inner diameters is achieved, and the practicability of the device is improved through the structure.

The utility model discloses an adsorption tower body structure for an air separation plant, which relates to the field of adsorption tower structures and comprises an adsorption tower, an adsorbent is arranged in the adsorption tower, an air inlet pipe and an air outlet pipe are arranged on the surface of the adsorption tower, a support frame is arranged at the bottom of the adsorption tower, a high-temperature furnace is arranged in the support frame, and the high-temperature furnace is arranged in the high-temperature furnace. Low-heat partition plates are arranged at the top of the inner side of the high-temperature furnace, and high-heat partition plates are arranged at the bottom and side edges of the inner side of the high-temperature furnace. According to the adsorption tower body structure for the air separation equipment, the high-temperature furnace, the low-heat partition plate and the high-heat partition plate are arranged, the high-temperature furnace generates a large amount of heat, the low-heat partition plate is arranged at the top, so that the heat insulation capacity of the high-temperature furnace is relatively weak, and the heat can be transmitted into the adsorption tower through the adsorption tower to heat air in the adsorption tower; and when the air is heated and expanded, the air can penetrate through the adsorbent in an accelerated manner, so that the adsorption efficiency can be accelerated, and the air separation efficiency is indirectly improved.

The auxiliary clamp comprises a base and a turnover mechanism, the turnover mechanism comprises four positioning rods, the four positioning rods are fixedly connected to the top ends and the bottom ends of the two positioning strips respectively, the outer walls of the four positioning rods are fixedly sleeved with positioning rings, and the positioning rings are fixedly connected to the top ends and the bottom ends of the positioning strips respectively. External thread grooves are formed in the outer walls of the four positioning rods, positioning grooves are formed in the top ends of the four positioning plates, the two positioning rods are movably connected to the interiors of the positioning grooves in the corresponding positions in a penetrating and inserting mode, and first nuts are connected to the positions, located below the positioning plates, of the outer walls of the two external thread grooves in a threaded and sleeving mode. According to the welding fixture, the rotating shafts, the positioning rods, the positioning rings, the positioning plates, the positioning grooves, the external thread grooves and the first nuts are arranged, the positioning strips are driven by the rotating shafts to rotate, the positioning rods are inserted into the corresponding positioning grooves, then the positioning rods and the positioning plates are kept fixed through positioning of the positioning rings and the first nuts, and the protection effect of the welding fixture on steel bars is improved.

The invention relates to the technical field of cutting equipment, in particular to a vertical lifting platform milling machine in a cylinder sleeve production system, which comprises a mounting base, a fixed rail is fixedly mounted at the top of the mounting base, a milling structure is fixedly mounted on one side of the fixed rail, and a sliding seat is slidably connected to the fixed rail; the supporting head is vertically supported at the corresponding position of the inner wall of the cylinder sleeve, after the cylinder sleeve is machined, a piston rod of the first electric push rod moves reversely, and the cylinder sleeve is taken down from a structure composed of the fixed shaft seat, the adjusting rod, the connector, the annular buckle, the rotating shaft sleeve, the middle plate, the arc-shaped spring and the supporting head. A V-shaped structure formed by a fixed shaft seat, an adjusting rod, a connector, an annular buckle, a rotating shaft sleeve, a middle plate, an arc-shaped spring and a supporting head can support cylinder sleeves with different inner diameters, the machining requirements of the cylinder sleeves with various specifications can be met, special equipment does not need to be independently configured for each inner diameter specification, and the equipment cost and the occupied production site are reduced.

The utility model discloses a winding machine with a press roll replacing mechanism, and particularly relates to the technical field of winding machines, the winding machine comprises a base, a vertical plate I and a vertical plate II are symmetrically arranged at the top of the base, through a fixing mechanism, a pull ring can be pulled downwards to drive a fixing rod and a transmission pull connecting rod, so that a pull inserting block moves towards a cavity, and the press roll replacing mechanism is used for replacing the press roll. Then, a handle is pulled to drive the clamping block and the inserting plate, the inserting plate is moved out of the limiting groove, the compression roller can be dragged towards the second vertical plate, and after one end of the compression roller is moved out of the clamping groove, the compression roller is taken out and disassembled, so that the compression roller can be conveniently maintained, repaired or replaced; the distance between the receiving roller and the compression roller can be changed, and the extrusion force of the compression roller can be adjusted as required; and through the wire guiding assembly, the reciprocating lead screw can be driven to rotate through power transmission generated during material winding, the sliding sleeve is continuously driven to do reciprocating motion, and PPO wire guiding arrangement is facilitated.