68results about How to "High guiding precision" patented technology

The invention provides an automatic judgment device for a safety valve and a verification method, and relates to the technical field of safety valve verification. The automatic judgment device comprises clamping seats which are provided with an air inlet valve and a pressure release valve, are arranged at intervals along a first horizontal direction and are used for fixing a safety valve to be tested, the translation assembly comprises a connecting piece, and the end part of the connecting piece is provided with a sealing plate matched with the safety valve to be tested for sealing; the reversing valve is arranged to be communicated with an outlet of the safety valve to be tested and alternatively communicated with the flow sensor or the bubble meter, and the adjusting piece of the adjusting assembly is arranged to drive the sealing plate to adjust the preset angle until the sealing plate is sealed with the safety valve to be tested, and the limiting piece is controlled to move to abut against the sealing plate. The first driving mechanism is arranged to drive the sealing plate to move to selectively seal the safety valve to be tested so as to verify the setting pressure or the sealing performance of the safety valve to be tested. According to the automatic judgment device, the angle of the sealing plate can be adjusted, so that the sealing performance is improved, and the stability of the sealing plate is guaranteed.

The utility model discloses a linear guide rail device, which belongs to the field of linear guide rails and comprises a base station, the upper surface of the base station is fixedly connected with a guide rail body, the front surface and the back surface of the guide rail body are respectively provided with a limiting groove, and the upper surface of the guide rail body is provided with a limiting slide way. The guide rail sliding base can be installed on the guide rail body through the limiting groove, the limiting sliding way, the limiting sliding block and the limiting clamping block, then machining equipment is installed on the guide rail sliding base through the equipment installation frame, debugging and checking are conducted after installation is completed, the movement precision and the guiding precision of the guide rail body and the guide rail sliding base are ensured, and vibration and swinging are avoided; and the oil injection frequency and the oil injection quantity of the two lubricating oil tanks are set through the touch panel, oil injection lubrication is conducted on the movement path of the guide rail sliding base through the oil conveying pipe, the lubricating spray head and the oil conveying pipe, and it is guaranteed that the guide rail sliding base is accurately lubricated in the movement process.

The utility model relates to the technical field of medical equipment, and provides a hysteromyoma ultrasonic transducer rotation executing mechanism and a steam ablation device. The utility model provides a rotation actuating mechanism of a hysteromyoma ultrasonic transducer. The rotation actuating mechanism comprises an ultrasonic transducer and a stepless regulation mechanism, the stepless adjusting mechanism is connected with the ultrasonic transducer and used for stepless adjustment of the angle of the ultrasonic transducer. The technical problems that in the prior art, an ultrasonic transducer can only be located at certain fixed angles, and angle adjustment is limited are solved. During specific implementation, through integration of the stepless adjusting mechanism and the ultrasonic transducer, the ultrasonic guiding precision is remarkably improved, and particularly in medical equipment such as a hysteromyoma steam ablation device, the incident angle of ultrasonic waves can be accurately adjusted according to the position and form of an actual focus, so that the ablation process is more accurately guided, and the ablation efficiency is improved. The treatment efficiency and the safety are improved.

The utility model discloses an oblique inserting type guide component for a mould, which comprises four groups of guide components which are arranged on an upper mould and a lower mould and are used in pairs, each guide component comprises a convex part fixed on the upper mould and a concave part fixed on the lower mould, each convex part is provided with a vertical contact outer wall, each concave part is provided with a groove, and the convex parts are provided with vertical contact outer walls. The grooves are provided with matched vertical contact inner walls, the convex pieces and the concave pieces are in contact and sliding connection fit through vertical faces, and the four sets of guide assemblies are obliquely arranged and distributed on the upper die and the lower die in a rhombus shape. The utility model provides the oblique insertion type guide assembly for the mold, which saves water and reduces environmental pollution.

The present invention discloses a guide rod and vertical roller combined transmission type linear motor module, which specifically relates to the field of linear motor technology, including a guide base and a slide, a stator is installed in the guide base, a mover is installed at the bottom of the slide, guide rods are arranged on both sides of the guide base, and two groups of guide rods are arranged on each side, and the two groups of guide rods are distributed up and down, and guide plates are arranged on both sides of the slide, and rollers are rotatably installed on one side of the guide plate corresponding to the guide rod through a roller installation shaft, and the rollers are arranged vertically and located between the upper and lower groups of guide rods. The present invention utilizes the cooperation of the rollers and the guide rods to form a guide transmission for the slide, and the wear between the rollers and the guide rods is small, thereby being able to improve the load-bearing capacity and guide accuracy of the linear motor module, and further improve the service life of the linear motor module, and the rollers and guide rods can be produced in a standardized manner, while ensuring the accuracy of the linear motor, reducing the production cost.

The present invention is a telescopic crystallizer hydraulic vibration device, including an arc-shaped crystallizer hydraulic vibration table, which is used to provide vibration for the crystallizer, including a support structure, a vibration hydraulic cylinder is arranged on the support structure, a movable arm is arranged on the support structure, a first connecting rod is arranged on the support structure, and a second connecting rod is hinged between the first connecting rod and the movable arm; the movable arm, the first connecting rod and the second connecting rod can transmit the vibration of the vibration hydraulic cylinder to the crystallizer to simulate the arc-shaped motion; the hydraulic vibration table walking and positioning structure is used for walking and fixing the arc-shaped crystallizer hydraulic vibration table, and the hydraulic vibration table telescopic structure is used for driving the arc-shaped crystallizer hydraulic vibration table to move. The device adopts the hydraulic vibration table telescopic structure as a drive, which can move the vibration table as a whole away from the hot casting billet, repair and maintain the high-precision instruments on the vibration hydraulic cylinder online, and handle the faults such as oil leakage of the joints on the vibration hydraulic cylinder online, avoid stopping vibration and production, and ensure the continuous casting production efficiency.

The utility model relates to the technical field of linear transmission, in particular to a linear motor with a marble base, which comprises the marble base, two groups of guide sliding rails, a stator magnetic block, a rotor assembly and a sliding seat, the two sets of guide sliding rails are installed on the two sides of the sinking groove respectively, the multiple stator magnetic blocks are continuously arranged in the length direction of the sinking groove, the sliding seat is provided with sliding blocks, the sliding blocks are arranged on the guide sliding rails in a sliding mode, a placement groove is formed in one face of the sliding seat, the placement groove and the sinking groove are oppositely arranged, and the rotor assembly is installed in the placement groove. And the stator magnets are arranged opposite to the stator magnets. According to the utility model, the motor can still maintain high precision and stable performance during high-speed operation. The stability not only prolongs the service life of the motor, but also ensures that the motor can exert the optimal performance under various working conditions.

The utility model provides a kind of rhythmic vibration machine, it is related to fitness equipment technical field, including base, lower support, upper support and pedal, lower support is fixed with base, upper support is fixed with pedal, and lower support is equipped with rhythmic module, including drive motor, pivot and the cam connected with pivot by eccentric bearing, drive motor drives pivot by transmission mechanism, drives cam to make upper support rhythmic up and down;Meanwhile, vibration module is equipped on the side of upper support away from drive motor, for generating high-frequency vibration. By efficiently integrating rhythmic and vibration function in one, compact structure, and the stability of both simultaneous operation is improved by effectively avoiding motion interference with the layout of the two, so that users can simultaneously obtain the dual effect of full-body rhythmic exercise and local muscle deep relaxation.

The application relates to the technical field of automobile part molds, and discloses an automobile part mold guide column, which comprises a lower mold and an upper mold, wherein the upper mold is located above the lower mold. The automobile part mold guide column is provided with a soft sleeve outside the ball guide column, can play a buffering and isolating role when the mold and the ball guide column relatively move, and the soft sleeve made of polytetrafluoroethylene has very low friction coefficient and good self-lubricating property. When the guide hole of the mold is in contact with the ball guide column and relatively slides, the soft sleeve first contacts the inner wall of the guide hole, the soft and smooth surface of the soft sleeve can effectively reduce the direct friction force between the two, the surface material of the ball guide column or the guide hole of the mold is prevented from being scraped and worn due to high-intensity friction, meanwhile, the soft sleeve can also fill the possible tiny gap between the ball guide column and the guide hole, the movement is more stable, the additional friction and wear caused by shaking and impact are reduced, and the pulling phenomenon of the ball guide column and the mold is avoided.

The present invention discloses an adjustable bending die head, bending mold, use method and processing method, which belong to the field of mechanical manufacturing. The bending die head of the present invention comprises: a support frame, a servo motor arranged above the support frame, a ball screw pair connected to the output end of the servo motor, an adjustment block arranged on the nut of the ball screw pair, and a guide rod arranged on the side of the support frame, wherein the adjustment block is provided with a guide sleeve, and the guide sleeve is slidably mounted on the guide rod. The guiding accuracy of the adjustment block is improved by the sliding cooperation between the guide sleeve and the guide rod. A cushion block and a module are arranged at the lower end of the adjustment block to avoid the wear of the adjustment block during production, thereby reducing the replacement frequency of the adjustment block and saving time and labor. The use method of the present invention can accurately adjust the die head with high adjustment accuracy; the processing method of the present invention can process the key components of the die head, and the processed parts have high accuracy, thereby improving the accuracy of the die head and the mold.

The utility model relates to the technical field of mold accessories, in particular to a self-lubricating mold guide device which comprises a guide sleeve installed on a fixed mold of a mold and a guide column installed on a movable mold of the mold. The guide column is located in the guide lubricating cavity and is in sliding connection with the guide lubricating cavity, an upper flow channel arranged in the vertical direction is formed in a shell of the guide sleeve, a flaring cavity is formed in the bottom of the upper flow channel, and a side edge inlet hole communicated with the guide lubricating cavity is formed in the inner side cavity wall of the flaring cavity. A lower runner is arranged on the bottom wall of the flaring cavity, a bottom runner is arranged at the bottom of the lower runner and located in a bottom shell of the guide sleeve, and a plurality of bottom overflow holes communicated with the guide lubricating cavity are formed in the top wall of the bottom runner. The utility model is convenient for self-lubricating operation, is not easy to wear, and is favorable for prolonging the service life.

The utility model provides a monitoring device for an informatization port, and relates to the technical field of automatic monitoring. According to the technical scheme, the monitoring device for the informatization port comprises a monitor body, the monitor body is fixed to an installation base, the installation base is provided with a threaded hole and a guide through hole, a threaded rod matched with the threaded hole is installed in the threaded hole, a guide rod matched with the guide through hole is installed in the guide through hole, and the monitor body is fixed to the installation base. And the axis of the guide rod is parallel to the axis of the threaded rod. The device has the beneficial effects that when the device needs to be overhauled and maintained, the device can be easily adjusted to a low position, so that the operation of a worker is greatly facilitated; and after the maintenance is completed, the device can be quickly recovered to the required height, and the efficient monitoring function can be continuously performed.

The utility model discloses a bidirectional positioning locking mechanism of casting mould, including upper mould, the lower mould is equipped with the lower mould right below the upper mould, the outside of lower mould and upper mould all realizes bidirectional positioning and locking through positioning assembly, the positioning assembly includes rectangular locating block, convex block formula locking structure, locating seat and trapezoidal locating block, two rectangular locating blocks with trapezoidal locating block are fixedly connected in the both ends outer wall of upper mould and lower mould respectively, the utility model discloses bidirectional positioning locking mechanism of casting mould, realizes vertical and horizontal bidirectional prepositioning through "trapezoidal locating block + rectangular locating block " with locating seat groove body cooperation, ensures that the die guiding accuracy reaches less than or equal to 0.05mm, effectively avoids casting defects, and simultaneously utilizes convex block formula locking structure and spring assembly cooperation and converts vertical die force into bidirectional locking force, resists metal liquid expansion type force, and collocates round plate manual debugging function, and gives consideration to precision guarantee, stable production and convenient maintenance.

The utility model discloses a sorting equipment for fruit processing, including the sorting machine body, the left side fixed connection of sorting machine body has the feedwell, the feedwell is to certain inclination angle, the four corners of sorting machine body bottom all are fixedly connected with universal wheel. The utility model discloses the cooperation of setting up sorting machine body, feedwell, universal wheel, control panel, sliding slot, lifting rod, support rod, connecting groove, brush plate, moving groove, moving rod, connecting rod, screw rod, motor, containing block, containing groove, spring, fixed link, fixed hole, pull rod and spacing frame, has solved the problem that the current equipment lacks effective automatic cleaning structure, resulting in having to rely on manual cleaning after processing, this cleaning mode is not only cumbersome, time -consuming and labor -intensive, and is difficult to remove the residual matter completely, not only influences the health condition of equipment, but also will reduce the follow -up sorting effect.

The application relates to the technical field of vehicle interiors, and provides a gear shifting slide plate structure and a vehicle. The gear shifting slide plate structure comprises a base capable of being mounted on a sub-instrument panel, and a sliding part slidingly arranged on the base, wherein the sliding part is provided with a plug-in hole for a gear shifter handle to pass through, the base is provided with an avoiding hole capable of avoiding the gear shifter handle, a ball assembly is arranged between the sliding part and the base, the gear shifter handle moves relative to the sub-instrument panel, and the sliding part can slide relative to the base through the ball assembly. According to the gear shifting slide plate structure, the ball assembly is arranged, the resistance during gear shifting is small, gear shifting operation is convenient and fast, and the customer satisfaction can be improved.

The invention belongs to the technical field of vacuum focusing, and relates to a focusing assembly for lunar remote Raman spectrum detection and a use method. Comprising a focusing group lens frame, a focusing optical lens is arranged in the focusing group lens frame, a main lens barrel sleeves the focusing group lens frame, a cam assembly is arranged outside the main lens barrel, the cam assembly penetrates through the main lens barrel through a guide nail and is fixedly connected with the focusing group lens frame, and a plurality of taper hole groups are formed in the outer wall of the focusing group lens frame. Taper holes in each taper hole group are distributed along a straight line parallel to the optical axis, the taper hole groups are uniformly distributed along the circumferential direction of the focusing group lens frame, supporting steel balls are arranged on the taper holes, a plurality of linear V-shaped guide rails are arranged on the main lens barrel, the linear V-shaped guide rails are in contact with the supporting steel balls, and dense steel balls are arranged between the main lens barrel and the cam assembly. An outer gear of the cam assembly is connected with the power assembly. Through steel ball point supporting isolation and full-dry type friction transmission design, pollutants are prevented from being generated in a light path, the problem of vacuum cold welding is effectively solved, and the remote focusing function is achieved.

The utility model belongs to the die field of heat insulation plate production, specifically is a front cabin heat insulation plate die, both sides of lower die plate top are all fixedly installed with support block, the top of support block is fixedly installed with support plate, the four corners of support plate top are all fixedly installed with guide pillar, a plurality of clamping grooves are set up in the surface of guide pillar, the inside rotation of clamping groove is installed with ball, the four corners of upper die plate are all fixedly installed with connecting lug, the outside of connecting lug is fixedly installed with linear bearing, the surface of guide pillar sleeve sets up linear bearing. Through the structural design of support plate, guide pillar, clamping groove, ball, connecting lug, linear bearing, has realized the function of reducing the wear and tear of guide, thereby can pass through the cooperation of ball in clamping groove and linear bearing, converts sliding friction into rolling friction, reduces friction resistance greatly, reduces the error accumulation in the movement process, reduces friction and wear and tear not only has improved the guiding accuracy, also has prolonged guide pillar life greatly.

A laser cutting conveying line belongs to the technical field of conveying devices, is used for conveying plate cutting, and comprises a frame, a waste conveying system, a positioning air cylinder, a conveying assembly, a guide assembly and a blocking assembly, and the waste conveying system is arranged in an inner cavity of the frame and used for conveying plate waste; the multiple positioning air cylinders are arranged above the frame in the front-back direction and used for restraining and guiding the plates in the front-back direction. According to the laser cutting device, the side edge constraint guiding system is matched with the end limiting structure, three-dimensional positioning control can be carried out on a plate, a track is corrected in real time, positioning errors are avoided, the cutting precision is improved, and efficient and stable operation of laser cutting operation is guaranteed; according to the automatic waste collecting and conveying system, waste generated by laser cutting of the plates is automatically conveyed, centralized treatment of the waste is achieved, the equipment cleaning and maintaining period is greatly shortened, and the links of plate conveying, cutting, waste collecting and the like are effectively integrated.

This invention relates to a conveying telescopic mechanism for material transport and processing, belonging to the field of material transport technology. It includes a primary telescopic platform, a frame, a secondary telescopic platform, and a tertiary telescopic platform. A support frame is mounted on the primary telescopic platform. The tertiary telescopic platform telescopically moves on the support frame, the secondary telescopic platform telescopically moves on the tertiary telescopic platform, and the primary telescopic platform telescopically moves on the secondary telescopic platform. Telescopic components are arranged between the side plates of the primary and secondary telescopic platforms, and between the support frame and the side plates of the tertiary telescopic platform. Through the linkage structure of the follow-up module, the variable module, and the active module, anti-wear fluid is supplied to the active disc only during forward drive of the output shaft, i.e., material transport operation. During reverse return, i.e., no-load reset, the active module automatically disengages from the active disc, thereby stopping the supply of anti-wear fluid. This avoids waste of anti-wear fluid due to insufficient load during the return phase or after maintenance following equipment startup.

The utility model provides an elastic sheet structure for a connector. The elastic sheet structure comprises a metal-sheet-shaped base body; the base body is provided with a first bent part, a second bent part, a third bent part, a fourth bent part and a fifth bent part which are sequentially arranged in the length direction. The first bending part is bent to form a semicircle, the semicircle part of the first bending part is provided with a stress buffer hole, and the tail end of the fifth bending part is provided with an arc-shaped contact salient point; a guide channel with an opening gradually reduced from outside to inside is formed between the fifth bending part and the base body, and the fifth bending part forms a guide inclined plane; and the fifth bending part is used for being elastically plugged with an external connector. According to the utility model, the problems of stress concentration, unstable contact, easy deformation, infirm installation and the like of a traditional elastic sheet structure are solved, the combination of high reliability, long service life and low-cost manufacturing is realized, and the elastic sheet is suitable for the field of precision electronic connectors.

This utility model discloses a ferrous metal rolling guide component, belonging to the field of rolling guide technology. The ferrous metal rolling guide component includes a rolling mill body and further includes: mounting frames symmetrically installed at the discharge end of the rolling mill body; a rotating roller for guidance is rotatably connected between the two sets of mounting frames; a guide plate one for guiding the width of the ferrous metal is slidably connected to each of the two sets of mounting frames; a threaded barrel is fixedly connected to the guide plate one; a screw is threadedly connected inside the threaded barrel; and a guide plate two for adapting to the thickness of the ferrous metal is rotatably connected to the end of the screw. Through the arrangement of guide plate one and guide plate two, when the metal sheet is pulled by an external pulling device, both sides of the metal sheet contact guide plate one, and guide plate two contacts the upper surface of the metal sheet, thereby achieving guidance of the metal sheet, improving the adaptability to metal sheets of various sizes, improving guiding accuracy, and thus improving processing efficiency.

The utility model relates to the technical field of oil cylinders, in particular to an oil cylinder with a guide mechanism, which comprises a cylinder body and a power rod, a cylinder bottom is clamped on the left side face of the cylinder body, a cylinder cover is clamped on the right side face of the cylinder body, a movable ring is fixedly connected on the right side face of the power rod, and a first sealing sleeve is clamped on the outer surface of the cylinder bottom. A first sealing ring is clamped to the inner wall of the cylinder cover, a second sealing ring is clamped to the inner wall of the cylinder cover, a guide ring is fixedly connected to the left side wall of the cylinder cover, a sealing gasket is clamped to the outer surface of the cylinder cover, and a piston is clamped to the outer surface of the power rod. Deflection of the power rod due to lateral force is avoided, the guide precision of the oil cylinder is improved, friction between the power rod and the cylinder body can be reduced through the guide sleeve and the guide ring, abrasion is reduced, the service life of the oil cylinder is prolonged, vibration and noise are reduced, and motion performance is improved.

The utility model provides a plate turnover device for processing a U-shaped steel template, which comprises a roller conveyor I and a roller conveyor II, and a turnover component is arranged between the roller conveyor I and the roller conveyor II; the overturning assembly is used for overturning the steel formworks in the first roller way conveyor to the second roller way conveyor. The overturning assembly comprises an overturning motor, a mounting frame, an overturning shaft and a packaging piece. A mounting frame is fixed between the first roller conveyor and the second roller conveyor, and a turnover motor is mounted on the side portion of the mounting frame. The output end of the overturning motor is connected with an overturning shaft, and a packaging piece is arranged on the side portion of the overturning shaft. The linkage design of the roller conveyor and the overturning assembly is adopted, the steel formworks are overturned after being conveyed to the overturning station, and the production efficiency is greatly improved; the U-shaped steel formwork can be stably clamped through the square-shaped structure of the packaging frame, and slipping or deformation in the overturning process is avoided. And in addition, the steel templates are tidied through the tidying assembly after being turned over, the positions of the steel templates can be automatically adjusted after being turned over, it is ensured that the steel templates are aligned with the conveying rollers, and deviation is avoided.

The application discloses a track automatic switching device for an aerial suspension trolley conveying line, which comprises a base body, a front straight track arranged at the front end of the base body, a rear straight track arranged at the rear end of the base body, a left turning rear track and a right turning rear track, the base body is fixed at the track connection position of the front straight track and the rear straight track, a movable track is arranged on the base body, a straight track for butt joint with the front straight track and the rear straight track, a left turning track for butt joint with the front straight track and the left turning rear track and a right turning track for butt joint with the front straight track and the right turning rear track are arranged on the movable track, a track power device is arranged on the movable track and is used for driving the movable track to move, and a positioning assembly is arranged on the movable track and is used for improving the accuracy of track butt joint and the stability of the track. The application improves the guiding accuracy of the aerial suspension trolley in the track switching process, and solves the problems of large space occupation and high failure rate in the track switching process when the driving stroke is large.

The present invention discloses a large-scale titanium cylinder measuring workbench, including a rotating workbench arranged on a bottom plate, the rotating workbench and the bottom plate are connected by an axis, two support frames are arranged on the bottom plates on both sides of the rotating workbench, the two support frames are arranged in parallel, the centers of the two support frames and the center of the rotating workbench are in a straight line, a crossbeam is arranged between the tops of the support frames, support blocks are evenly distributed in the circumferential direction of the surface of the rotating workbench, the support blocks are used to support the measured cylinder, a horizontal slide rail is installed on the crossbeam, a scale size is set on the horizontal slide rail, positioning plates are set on both sides of the horizontal slide rail, the spacing between the positioning plates on both sides is the theoretical size of the measured cylinder, and a vertical measuring frame is set in the vertical direction of the horizontal slide rail. The present invention can measure the straightness and ovality of the sleeve body, and a single person can easily and accurately complete the data measurement, and can be used for the straightness and ovality measurement of the titanium cylinder, a key component in high-end copper foil product manufacturing equipment.

The utility model relates to a hot isostatic pressing machine lower plug maintenance trolley, belongs to the technical field of hot isostatic pressing equipment, and solves the problems of inconvenience in maintenance, low efficiency and poor safety of an existing hot isostatic pressing lower plug in the prior art. The trolley comprises a linear guide rail, idler wheels, a trolley body and a guardrail, the linear guide rail is located under a lower plug, the idler wheels are arranged at the bottom of the trolley body and can roll along the linear guide rail, and the guardrail is arranged at the top of the trolley body; the linear guide rail comprises a rectangular guide rail and a V-shaped guide rail, the rectangular guide rail and the V-shaped guide rail are arranged in parallel, the rollers comprise a cylindrical roller and a V-shaped roller, the cylindrical roller rolls along the rectangular guide rail, and the V-shaped roller rolls along the V-shaped guide rail. According to the lower plug maintenance trolley, the cylindrical idler wheels and the V-shaped idler wheels roll along the rectangular guide rail and the V-shaped guide rail which are arranged under the lower plug respectively, the lower plug and other components can be moved out, maintenance and replacement of the components are facilitated, operation efficiency is improved, the trolley body and the guardrails provide a safe and convenient working platform, and the maintenance cost is reduced. And the safety of personnel in the operation process is ensured.