42results about How to "Easy to install and adjustable" patented technology

The invention discloses a tool setting method of a mechanical arm feeding type laser etching system, belongs to the field of non-traditional machining, and relates to a tool setting method of a mechanical arm feeding type laser etching system based on a machine vision technology. The laser etching system is optimized and improved; a vision sensor and an active projection indication laser are added; and an interactive information obtaining function between heterogeneous space non-cooperative electromechanical equipment in the system is added. The problems of non-front-view perspective distortion and vision sensor imaging distortion introduced by an inclined vision measurement configuration are considered; and an inverse perspective transformation geometric correction and camera distortion compensation technology is adopted to correct image information. The precise alignment between a laser etching focusing plane and a part initial characteristic point to be machined in a working space is realized by combining multi-frame sequence image dynamic transformation and multi-axis driving feeding device space shape and position characteristic information. The method solves the precise positioning tool setting problem in the laser etching machining initial phase, and improves the machining precision of target workpieces and the finished product quality.

The invention relates to an outer sunshade device of a point-supported-type glass curtain wall and an installation method thereof. The outer sunshade device of the point-supported-type glass curtain wall comprises indoor supporting structures and glass panels, wherein sleeves are arranged at junctions of adjacent glass panels in a penetrating manner, and the indoor ends of the sleeves are fixedly connected with the corresponding indoor supporting structures through connecting pieces; the outdoor ends of adjacent sleeves are respectively and fixedly connected with the two ends of outdoor connecting pieces; the outer sides of the middle portions of the outdoor connecting pieces are provided with a plurality of pull rods which are vertically connected in tandem, the upper and lower ends of the pull rods are provided with external threads, and the side surfaces of the pull rods are provided with threaded sleeves perpendicularly connected with the pull rods; the tail ends of the threaded sleeves are fixedly connected with the middle portions of the outdoor connecting pieces through connecting bolts; adjacent pull rods are connected through adapting pieces, and the upper and lower ends of the adapting pieces are provided with threaded holes corresponding to the tail ends of the pull rods; louvers are fixedly arranged between adjacent adapting pieces. The outer sunshade device of the point-supported-type glass curtain wall has the advantages that the structure is stable and reliable, the sunshade effect is good, the energy-saving and environmental-friendly effect can be achieved, the installation and adjustment are facilitated, the construction period is shortened and good economic benefits are obtained.

The invention discloses a self-locking wall hanging support with adjustable angle for a flat panel display, comprising a wallboard, hanging arms, moveable arms, a self-locking plate and a self-locking mechanism. A self-locking hook is matched with a hanger on the self-locking plate, which not only can prevent the flat panel display from sliding left and right on a guide rail through the hanger, but also can lead the hanging arms not to drop from the wallboard because the self-locking hook catches the lower side of the guide rail when the flat panel display or the support is subjected to an upward or obliquely upward force so as to avoid the drop of the flat panel display; by adopting the self-locking mechanism, the upper end of the self-locking plate is limited by a baffle not to be backwardly wrenched; when the self-locking mechanism and the upper end of the self-locking plate are locked with a first padlock hole and a second padlock hole through an ordinary padlock, thus achieving theft-proof action; the angle between the moveable arms and the hanging arms can be conveniently adjusted and the moveable rams and the hanging arms can be easily installed; and because two groups of hangers are arranged, different hangers can be selected to adjust the height of the hanging arms according to different specifications or types of the flat panel display, thereby achieving the aim of adjusting the height of the flat panel display.

The invention discloses a computer system. The computer system comprises a display, a bracket and a case, wherein the bracket is fixed on a rear cover of the display; the bracket comprises a body, a first positioning plate and a second positioning plate; the body comprises a base plate; two side plates are vertically arranged on the two sides of the base plate and parallel with each other; the top of each side plate is folded inwards to form a folded sheet; the first and second positioning plates are arranged on the two side plates in a sliding way; and the case is accommodated in a space defined by the base plate, the two side plates and the first and second positioning plates. In the computer system, the bracket for mounting the case is arranged on the display and the first and second positioning plates of the bracket are arranged on the body in a sliding way, so that the position of the case on the bracket is convenient to regulate and the gravity center of the computer system is stable.

The invention discloses a motor comprising a shaft and a rotor iron core mounted on the shaft. The motor is characterized by further comprising two insulation sleeves, the two insulation sleeves are sleeved on the shaft, the rotor iron core is sleeved on the two insulation sleeves, and one ends of the two insulation sleeves are correspondingly connected. The insulation sleeves are additionally arranged between the rotor iron core and the mounting shaft and function in insulating the same. The two insulation sleeves are convenient to adjust and mount.

The invention discloses a locating shaft for forming incisions. The locating shaft comprises a locating shaft body, wherein a shaft sleeve is sleeved on the locating shaft body; the shaft sleeve is provided with a needle body along the circumference of the locating shaft body; the needle body is divided into a needle head and a needle seat; the needle head faces to the outer side wall of the shaft sleeve; the needle seat and the shaft sleeve are connected through a spring. A special electric motor does not need to be arranged, and obligated intermission time is also not needed. The shaft sleeve is sleeved on the locating shaft body, the shaft sleeve is connected with the needle body, the needle body contacts with packaging bags or paper on a conveyor belt, and the conveyor belt drives the shaft sleeve to rotate, so that the incisions are formed. The needle body and the shaft sleeve are connected through the spring, and the height can be adjusted by oneself in the free deformation range of the spring so as to be suitable for the packaging bags or paper with different thicknesses.

The invention provides a fan device driving gas to circulate in a high-temperature high-pressure sealed pipeline. A Root's or centrifugal fan and a motor are disposed in a fan hood. Two ends of the fan hood are connected with front and rear end covers of the fan through flanges. The fan hood is cylindrical. The front and rear end covers of the fan hood are pan-shaped. The front end cover of the fan hood is welded to an intake pipeline. The rear end cover of the fan hood is welded to a straight tube. The outer end of the straight tube is welded to an exhaust pipeline. The inner end of the straight tube is welded to a corrugated tube. The other connecting end of the corrugated tube is provided with two seal grooves, and O-shaped seal rings are disposed on the seal grooves. After the O-shaped seal rings are sleeved on the connecting end of the corrugated tube, the corrugated tube is inserted into an outlet of the fan directly. A lead flange is arranged at the upper end of the fan hood. Two water access tube joints are welded on two sides of the fan hood. Sufficient coolant is provided for the motor through the water access tube joints. Motive seal of the fan of the fan device is changed into static seal of the fan hood, so that sealing reliability can be guaranteed.

The invention discloses a prefabricated offshore booster station upper module and a construction method thereof. The upper module comprises a first-layer deck and a second-layer deck which are arranged on a jacket; a 35KV power distribution chamber and a screen body room are arranged on a left side of the second-layer deck, a main transformer chamber is arranged in the middle, a GIS power distribution chamber and an auxiliary equipment chamber are arranged on the right side, a screen body chamber is located above the 35KV power distribution chamber and connected with the 35KV power distribution chamber through a T-shaped hook, and the auxiliary equipment chamber is located above the GIS power distribution chamber and connected with the GIS power distribution chamber through a T-shaped hook; the main transformer chamber and the 35KV power distribution chamber are connected through a 35KV cable, the main transformer chamber and the GIS power distribution chamber are connected through a 220KV cable, and the 35KV cable and the 220KV cable are both located between the first-layer deck and the second-layer deck. According to the upper module and the construction method thereof, a modularprefabricated booster station is adopted, and the upper module and the construction method thereof have the advantages of being short in construction period, less in cross operation, low in management cost, less in redundant design and safe in construction.

The invention relates to a loading box for self-balancing method detection and a pile foundation bearing capacity detection device and method. The loading box comprises an upper panel, a lower panel and a plurality of hydraulic jacks, the upper panel and the lower panel are both a disc with a round hole in the center, the hydraulic jacks are fixedly arranged between the upper panel and the lower panel, and the hydraulic jacks are arranged around the round holes. The loading box further comprises reinforcing plates and a plurality of connecting assemblies, the reinforcing plates are fixedly attached to the lower surface of the upper panel and / or the upper surface of the lower panel, the connecting assemblies are fixed to the reinforcing plates, and main reinforcing steel bars of a reinforcement steel cage are close to the end portion of the loading box and detachably fixedly assembled to the connecting assemblies. When the loading box is connected with the reinforcement steel cage, welding is conducted without workers, detachable fixed assembly can be achieved simply through the connecting assemblies, the connecting fastness is easy to control, convenience is brought to installation, and the improvement of the detection precision and the detection efficiency are indirectly facilitated.

The invention discloses a three-shaft matrix hanging system for a studio. The three-shaft matrix hanging system comprises a first mounting underframe and two second mounting undeframes, wherein the two second mounting undeframes are respectively arranged on the two sides of the first mounting undeframe; a brake mechanism is fixedly mounted at the top of the first mounting undeframe; the brake mechanism is in transmission connection with transmission mechanisms arranged on the two sides of the brake mechanism through chains; the two transmission mechanisms are fixedly mounted at the tops of the two second mounting undeframes respectively; the brake mechanism and the transmission mechanisms are fixedly connected with speed shifting devices; the speed shifting devices are fixedly connected with rotating shafts through floating connecting heads which are fixedly connected on the speed shifting devices; and three rope disc assemblies are connected on each of the three rotating shafts in a sleeving manner. The three-shaft matrix hanging system for the studio has the characteristics that the safety coefficient is high and the utilization is flexible and convenient, rope discs and hanging points are convenient to adjust, the utilization requirement of large props is met, the braking and transmission are quite stable, and operation and utilization of users are facilitated.

The invention discloses an intelligent self-adaptive running table rotary universal treadmill. The intelligent self-adaptive running table rotary universal treadmill comprises a base, a self-adaptiverunning table and an intelligent controller, the self-adaptive running table is fixedly mounted at the top end of the base, the intelligent controller is arranged on one side of the self-adaptive running table, a shell is fixedly mounted on the outer surface of the intelligent controller, and a vertical column is fixedly mounted on one side of the base. According to the intelligent self-adaptive running table rotary universal treadmill, the shell has a protection effect on the intelligent controller, a mounting plate is convenient to adjust and mount, height detecting is conducted on a user through an ultrasonic height detector on one side of the top end of the vertical column, after a detecting result is transferred to the intelligent controller, the controller sends out a signal, an electrical pushing rod cooperates with a sliding block and a sliding rail fixedly mounted on one side of the vertical column for use, a transverse rod drives the shell for adjustment in the up-down direction, the intelligent self-adaptive running table rotary universal treadmill is simple in structure, the height of the controller is intelligently adjusted, using by a user is convenient, the height using requirements of different users are met, and the applicability of the treadmill is improved.

The invention discloses a speed governor for emergency braking of a traction elevator. The speed governor comprises a driving shaft and a driven shaft, wherein the driving shaft is arranged on a machine frame and is associated with a steel wire rope, and the driven shaft is associated with a safety gear of a braking car; a centrifugal clutch structure is arranged between the driven shaft and the driving shaft; a limiting sleeve is arranged on the machine frame; a brake coil spring is arranged on the part, extending into the limiting sleeve, of the driven shaft in a sleeving manner; one end ofthe brake coil spring is connected to the machine frame; the other end of the brake coil spring is connected to the driven shaft; when the rotating speed of the driving shaft is greater than or equalto the rated rotating speed, the centrifugal clutch structure enables the driving shaft to be connected to the driven shaft; when the driven shaft rotates forward, the brake coil spring is gradually and tightly wound around the driven shaft until the driven shaft stops rotating; and when the driven shaft rotates reversely, the brake coil spring gradually releases and clings to the limiting sleeveuntil the driven shaft stops rotating. According to the speed governor, the lifting speed of the car can be sensed, and bidirectional progressive braking can be realized on the car deviating from thenormal moving speed.

The invention discloses a telescopic adjustable bag cage of a bag type dust collector. The telescopic adjustable bag cage comprises an outer cage 1, a bag cage top bowl 2, an inner cage 3, a bag cagebottom bowl 4, lock catch hooks 5 and guide rings 6. The outer cage 1 is provided with an outer cage vertical rib 11 and an outer cage reverse supporting ring 12, and the inner cage 3 is provided withan inner cage vertical rib 31 and an inner cage reverse supporting ring 32; the inner diameter of the outer cage 1 is greater than the outer diameter of the inner cage 3; the lock catch hooks 5 are arranged on two uppermost layers of inner cage reverse supporting rings 32 at the top of the inner cage 3, the lock catch hooks 5 are arranged on each layer in the circumferential direction of the inner cage reverse supporting rings 32 at intervals in an included angle mode, and the lock catch hooks 5 are connected with the inner cage reverse supporting rings 32 in a rotating mode. The guide rings6 are arranged on the inner side of the outer cage 1, the guide rings 6 are divided into an upper group and a lower group and are arranged in the circumferential direction of the inner side of the outer cage 1 at intervals in an included angle mode, and each guide ring 6 is matched with one inner cage vertical rib 31 and is in clearance fit with the inner cage vertical rib 31. The telescopic adjustable bag cage has the remarkable advantages of being ingenious in concept, simple in structure, convenient to stretch, adjustable in length, economical, practical, safe, reliable and the like.

The invention discloses a cutting clamp and machining process of a long blade for a plastic pulverizer, and belongs to the technical field of mechanical tools. The cutting clamp comprises bases, a rotary shaft, a base plate, a pressing plate and a dial. The bases are fixed to a workbench of a machine tool, and the base plate is fixed to the middle of the rotary shaft. The two ends of the rotary shaft are rotationally connected to the bases, and the dial is arranged at one end of the rotary shaft. An indicatrix on the bases points to the dial, and the rotating angle of the rotary shaft is observed. The base plate is fixedly connected with the pressing plate, the space formed between the pressing plate and the base plate serves as a clamping position of a long blade blank, and the long bladeblank is fixed to the base plate through the pressing plate. The cutting clamp is used in combination with a cutting process of flame cutting, and the machining process of the long blade for the pulverizer is optimized. The cutting clamp is simple in structure and reasonable in design, the cost is reduced by the machining process, the machining performance of a cut face is improved, and the production efficiency is improved.

The invention discloses a flexible track. The flexible track comprises a strip-shaped track body, conductive parts and mounting parts. A framework made of a ferromagnetic material is embedded in the track body. The conductive parts are arranged in the track body and are positioned on one side of the framework at intervals. The mounting parts are arranged at the two ends of the track body correspondingly, connected with the corresponding ends of the framework and used for fixing the track body on a mounting surface. According to the aim, the flexible track which is convenient and fast to package and transport, capable of being integrated with existing decorations conveniently, capable of replacing layout positions of lamps and other electrical equipment at any time and easy to mount is provided.

The invention discloses a water conservancy gate opening and closing machine. The water conservancy gate opening and closing machine comprises supports, a box, a motor and a rotating shaft. The two supports are arranged. The box is arranged on the supports. The rotating shaft is arranged at the middle portion of the motor. Worm gears are arranged at the two ends of the rotating shaft and arranged in the box. The worm gears are correspondingly provided with worms and engaged with the worms. The worms are arranged at the middle portion of the box. Bearing bases are arranged on the tops of the worms. An installing base is arranged on one side of the motor. The motor is fixedly connected with the box through the installing base. A speed reducer is arranged on the other side of the motor and arranged on the outer side of the rotating shaft. The water conservancy gate opening and closing machine is compact in structure, high in action stability, convenient and reliable to install and easy to adjust.

The invention relates to a clutching labor-saving operating mechanism of a hand-held type cultivator, comprising a clutch shift fork transmission arm, a clutch cable, a clutch tension spring, a pulley and a regulation mechanism. The clutching labor-saving operating mechanism of the hand-held type cultivator is improved in such a way that the clutch shift fork transmission arm is provided with the pulley; the clutch cable is arranged on the pulley and is connected with the clutch shift fork transmission arm through the pulley; the tail end of the clutch cable is fixedly connected with a box body of a gear-box round the pulley; and besides, the regulation mechanism is connected between the clutch shift fork transmission arm and a clutch shift fork shaft. The clutching labor-saving operating mechanism reduces the hand-holding operating force of an operator by utilizing a principle of a movable pulley saving half force, thereby achieving the purpose of saving labor, reducing the labor intensity of the operator and prolonging the service life of the clutch cable; in addition, the clutching labor-saving operating mechanism further has simple structure, convenient installation and regulation, and the like by optimizing the structure through the regulation mechanism, a clutch cable base, a conduit tube base, and the like.

The invention discloses a magneto-vibration solidification device and method for light alloy melt, and belongs to the technical field of treatment of light alloy melt. The magneto-vibration solidification device for light alloy melt comprises an induced magnetic field generation system, a vibration system and a cooling system, and further comprises a permanent magnetic field system. The magneto-vibration solidification method for light alloy melt adopting the device comprises the steps of melting a light alloy, and carrying out early preparation of devices; carrying out magneto-vibration treatment; and solidifying the light alloy melt to obtain light alloy ingots. According to the method and the device, during the solidification process of the light alloy, a magneto-vibration device of which the vibration intensity and frequency are convenient to adjust is adopted, a vibrating rod stretches into the alloy melt, and an electromagnetic field drives the vibrating rod to vibrate to change the solidification action of the alloy; and the device is simple in operation, the intensity and frequency are convenient to adjust, the uniformity of solidification structures of magnesium alloy, aluminium alloy and other light alloys can be remarkably improved, and the metallurgical quality of the light alloy ingots is greatly improved.

The invention discloses a dummy lumbar vertebra measuring tool for an automobile crash test, relates to the field of dummy lumbar vertebra measuring tools, and aims at solving the problems that diversified data of the dummy lumbar vertebra is hard to measure and there is convenience in normal installation and use in automobile crash test at present. The measuring tool comprises a fixed seat, a bracket, a speed detector, a support rod and a pressure detector, first sliding ways are arranged at the front end and the rear end of the left side of the fixed seat respectively, first threaded rods are arranged in the first sliding ways respectively, first sliding blocks are arranged in the first sliding ways respectively, first groove bodies are arranged on right of the first sliding ways respectively, first gears are fixedly connected to the right side surface of the first threaded rods respectively, a second gear is arranged in the middle of the fixed seat, and slide rails are arranged in the front and back ends of the right side of the fixed seat respectively. The measuring tool is characterized by being convenient in adjustment and installation, and capable of comprehensively measuring dummy lumbar vertebra crash data.

The invention discloses an integral bar planting machine applicable to beam and column structures with different sizes. The integral bar planting machine comprises a fixing device, a bar planting machine base, a force transfer device and the like. The integral bar planting machine has the advantages that the integral bar planting machine is universally applicable to bar planting operation on the conventional beam and column structures with different sizes in construction sites, common problems such as irregular hole sites and insufficient hole depths due to poor sense of responsibility of constructors in bar planting procedures can be solved, the bar planting construction efficiency can be effectively improved, and particularly, the integral bar planting machine has obvious merits when used for planting bars in beams and columns with identical sizes on a large scale; manual drilling can be omitted, the integral bar planting machine is free of drilling tools, and accordingly influence of dust on people can be reduced.

The invention discloses a machine facilitated to installing alignment parts. The machine facilitated to installing the alignment parts includes a part installation worktable, a lead screw motor and adevice body, both sides of the outside of the part installation worktable are provided with first side body sliding groove correspondingly, a first connecting screw rod and the lead screw rod motor are arranged between part installation fixed cross beams, thus installation of parts can not only move transversely, but also move longitudinally, and the convenience of installation of the aligning parts is increased; a part placing groove is formed in the face for the part installation worktable, a second connecting lead screw is arranged in the part placing groove, a rotary knob is rotated by rotating the second connecting lead screw, the moving distance of a part placing table is adjusted, and the parts are conveniently adjusted to move in the part placing groove; and by arranging a first scale identification plate, a second scale identification plate, a third scale identification plate, the parts can be accurately moved according to the scales on the scale showing plates when working, the accuracy of installation of the alignment parts is greatly increased, and the operating efficiency of the machine facilitated to installing the alignment parts is improved.

The invention relates to flying riding entertaining exercise equipment. A 'bird flying simulating' device is disposed on a frame and comprises a main frame and a 'bird flying simulating' transmission mechanism. The frame is of an I-shaped steel shape. Pulleys on two sides of the main frame are slidably matched with the frame. The main frame is provided a seat plate, a backrest, a synchronous gear and a direction pulley set. The 'bird flying simulating' transmission mechanism comprises an arm lever, a synchronous gear, a short connecting rod, a steel wire A, a steel wire B, a direction pulley set, a guide pulley set, an upper movable pulley and a lower movable pulley. A 'riding' device is further disposed on the frame and comprises a lower main frame and a 'riding' transmission mechanism. The lower main frame is provided with a frame crossbeam, a steeped shaft, a lower movable pulley and a guide wheel. The frame crossbeam is provided with a guide groove, a movable seat, a support, a limit rod, a central shaft and a flywheel shaft. By the flying riding entertaining exercise equipment which is environment-friendly, a user can experience bird flying effect and road bumping effect of outdoor riding, both entertaining and exercising are achieved, and power and load are generated by the user.

The invention relates to a clutch labor-saving operating mechanism of a walk-behind cultivator, which comprises a clutch fork transmission arm, a clutch cable, a clutch tension spring, a pulley and an adjustment mechanism. The improvement is that a pulley is installed on the clutch fork transmission arm, the clutch cable is installed on the pulley, the clutch fork transmission arm is connected through the pulley, and the end of the clutch cable bypasses the pulley and is fixedly connected to the gearbox case. In addition, an adjustment mechanism is designed between the clutch fork transmission arm and the clutch fork shaft for connection. The operating mechanism utilizes the principle that the moving pulley saves half the effort to reduce the operating force of the operator's hand, thereby achieving the purpose of labor saving, thereby reducing the labor intensity of the operator and improving the service life of the clutch cable. At the same time, the structure is optimized by adopting the adjustment mechanism, the clutch cable holder, the wire tube holder, etc., so that the device has the advantages of simple structure, convenient installation and adjustment, and the like.

The invention discloses a cutting clamp and machining process of a long blade for a plastic pulverizer, and belongs to the technical field of mechanical tools. The cutting clamp comprises bases, a rotary shaft, a base plate, a pressing plate and a dial. The bases are fixed to a workbench of a machine tool, and the base plate is fixed to the middle of the rotary shaft. The two ends of the rotary shaft are rotationally connected to the bases, and the dial is arranged at one end of the rotary shaft. An indicatrix on the bases points to the dial, and the rotating angle of the rotary shaft is observed. The base plate is fixedly connected with the pressing plate, the space formed between the pressing plate and the base plate serves as a clamping position of a long blade blank, and the long bladeblank is fixed to the base plate through the pressing plate. The cutting clamp is used in combination with a cutting process of flame cutting, and the machining process of the long blade for the pulverizer is optimized. The cutting clamp is simple in structure and reasonable in design, the cost is reduced by the machining process, the machining performance of a cut face is improved, and the production efficiency is improved.

The invention provides a fan device driving gas to circulate in a high-temperature high-pressure sealed pipeline. A Root's or centrifugal fan and a motor are disposed in a fan hood. Two ends of the fan hood are connected with front and rear end covers of the fan through flanges. The fan hood is cylindrical. The front and rear end covers of the fan hood are pan-shaped. The front end cover of the fan hood is welded to an intake pipeline. The rear end cover of the fan hood is welded to a straight tube. The outer end of the straight tube is welded to an exhaust pipeline. The inner end of the straight tube is welded to a corrugated tube. The other connecting end of the corrugated tube is provided with two seal grooves, and O-shaped seal rings are disposed on the seal grooves. After the O-shaped seal rings are sleeved on the connecting end of the corrugated tube, the corrugated tube is inserted into an outlet of the fan directly. A lead flange is arranged at the upper end of the fan hood. Two water access tube joints are welded on two sides of the fan hood. Sufficient coolant is provided for the motor through the water access tube joints. Motive seal of the fan of the fan device is changed into static seal of the fan hood, so that sealing reliability can be guaranteed.

The invention discloses an integral bar planting machine applicable to beam and column structures with different sizes. The integral bar planting machine comprises a fixing device, a bar planting machine base, a force transfer device and the like. The integral bar planting machine has the advantages that the integral bar planting machine is universally applicable to bar planting operation on the conventional beam and column structures with different sizes in construction sites, common problems such as irregular hole sites and insufficient hole depths due to poor sense of responsibility of constructors in bar planting procedures can be solved, the bar planting construction efficiency can be effectively improved, and particularly, the integral bar planting machine has obvious merits when used for planting bars in beams and columns with identical sizes on a large scale; manual drilling can be omitted, the integral bar planting machine is free of drilling tools, and accordingly influence of dust on people can be reduced.

The invention discloses a machine facilitated to installing alignment parts. The machine facilitated to installing the alignment parts includes a part installation worktable, a lead screw motor and adevice body, both sides of the outside of the part installation worktable are provided with first side body sliding groove correspondingly, a first connecting screw rod and the lead screw rod motor are arranged between part installation fixed cross beams, thus installation of parts can not only move transversely, but also move longitudinally, and the convenience of installation of the aligning parts is increased; a part placing groove is formed in the face for the part installation worktable, a second connecting lead screw is arranged in the part placing groove, a rotary knob is rotated by rotating the second connecting lead screw, the moving distance of a part placing table is adjusted, and the parts are conveniently adjusted to move in the part placing groove; and by arranging a first scale identification plate, a second scale identification plate, a third scale identification plate, the parts can be accurately moved according to the scales on the scale showing plates when working, the accuracy of installation of the alignment parts is greatly increased, and the operating efficiency of the machine facilitated to installing the alignment parts is improved.

The invention discloses a device for displaying the position of an object on a near-eye second display screen and a combination thereof, which comprises at least one light emitter, at least one light receiver and a processing unit, the processing unit is configured to obtain a preset relative coordinate position of a light beam propagation path between the at least one light emitter and the at least one light receiver on the first display screen; when the object contacts or approaches the first display screen, the object interferes with the original light beam propagation path to change the light beam received by the light receiver to trigger at least one object positioning event; and the processing unit analyzes and obtains the relative coordinate position of the object and the first display screen based on the object positioning event and displays the relative coordinate position on the near-eye second display screen. Compared with the prior art, accurate and real-time man-machine interaction can be realized under the use scene that the touch screen and the display screen are separated and the touch screen is invisible, the manufacturing cost is low, and customization, installation and adjustment are easy.