45results about How to "Not deflected" patented technology

The invention discloses a plane sealing type reversing valve which belongs to hydraulic control valves and is used for the fluid switching of a plurality of channels and solving the problem that the reversing valves at present are relatively large in reversing operation force, bad in anti-pollution capacity, high in processing difficulty and high in cost. The plane sealing type reversing valve comprises a lower valve seat, a support seat, a sliding block, an upper valve seat, a fixed valve element, a disc spring, a floating valve element, a sleeve, a ball screw assembly, a connection threaded sleeve, a push rod and a gear motor. According to the plane sealing type reversing valve, plane sealing is used, and the small rotary gear motor with the ball screw assembly is used for linear driving to drive the sliding block to move straightly and control the reversing of the oil path. The plane sealing type reversing valve is simple in structure, convenient in interface form and good in manufacturability, is capable of reliably realizing the sealing of the entire life cycle and ensuring the reliable reversing of the hydraulic systems, is suitable for standard and serial production and suitable for the high-temperature high-pressure severe environments and working conditions such as petroleum and natural gas extraction, and can be used for the fluid control of various hydraulic systems.

The invention discloses a commercial film sticking machine and a pay film sticking method based on the same. The commercial film sticking machine comprises a cabinet. A high-pressure gas source and arack are arranged in the cabinet. A structural platform is arranged on the rack and provided with mobile phone film bins, a comprehensive moving module, a film stripping module, a film positioning module, a mobile phone film sticking module, a controller and an operating panel. A grabbing module is arranged on the comprehensive moving module. The film stripping module is provided with an up-down clamping block and a clamping tip used for clamping a torn piece. A mobile phone tray is arranged on the mobile phone film sticking module. A payment QR code is displayed on the operating panel. A cloud server transmits a start command to the controller after receiving a payment signal, and a film sticking process is started after the controller receives the start command. The commercial film sticking machine can be arranged in a station or an airport, a consumer can stick film to a mobile phone through the commercial film sticking machine, demands of mobile phone consumers are met, and the requirement that floating personnel are forbidden to set up a stall at the station or the airport is also met.

The invention discloses a ton bag sealing rope rubber tube cutting machine. According to the technical scheme, the ton bag sealing rope rubber tube cutting machine is characterized by comprising a machine frame, a feeding device located on one side of the machine frame, a conveying device for conveying a rubber tube and a cutting device for cutting the rubber tube. A guide device is arranged between the feeding device and the conveying device, and comprises a guide pipe fixedly arranged on the machine frame, and the end, close to the feeding device, of the guide pipe is in a horn shape. The technical effects that the disc-shaped rubber tube in the feeding device is conveyed into the conveying device from the center position of the guide device, and the end of the cut rubber tube is vertical are achieved.

The invention discloses an efficient double rotation regeneration device for foundry used sand. The efficient double rotation regeneration device for the foundry used sand comprises a vertically arranged sand cylinder, a rotating shaft arranged on the center axis of the sand cylinder, a first rotary motor coaxially connected to the top end of the rotating shaft, a transmission gear arranged at the position of the geometric center of the bottom of the sand cylinder, a second rotary motor in transmission cooperation with the transmission gear, and a sand cylinder support; first downwards-inclined crushing and stirring rods are arranged above the rotating shaft; the position, below the first crushing and stirring rods, on the rotating shaft is provided with spiral blades; the inner wall of the sand cylinder is provided with second downwards-inclined crushing and stirring rods; slide rails are arranged on the sand cylinder in a horizontal encircling manner; and slide grooves matched with the slide rails are arranged on the sand cylinder support. According to the efficient double rotation regeneration device for the foundry used sand, due to opposite rotation of the sand cylinder and the rotating shaft, the foundry used sand achieves sufficient friction, an inert membrane on the surface of the used sand is more effectively removed, the regeneration quality and efficiency of the used sand is improved, and regeneration of the used sand can be continuously performed.

The invention discloses a kind of no leakage and pure water flat electro-hydraulic directional control valve. A king valve cover is in the heart of the king valve and flat king valve core compacted by a spring lies in the cavity of axial of the king valve body; on the upper of king valve body there is a water inlet and a water outlet connected by the king valve's channel; in the king valve there is a sensitive cavity connected with electromagnetic ball valve by tunnels; a valve port damper installed at the valve entrance of electromagnetic ball valve matches with the sensitive cavity of king valve in order to control the flow velocity of fluid and reduce directional strike at the same time diverting fast. The invention adopt flat king valve core set on the packing force of the king valve cover and increase dramatically valve covers, adopt direct seal to realize zero leakage; divert fast and steadily through matching the sensitive cavity of king valve with the damper at the entrance of the electromagnetic ball valve; not change the structure of the king valve and only change structural form of electromagnetic ball valve in order to have different functions and fit to work under conditions of middle and high pressure water medium.

The invention discloses an insulating frame cutting and splicing device for a washing machine and a processing method thereof, and relates to the technical field of washing machine frameworks, the insulating frame cutting and splicing device comprises a chassis and a fixing assembly, a conveying motor is fixedly connected to the upper left of the chassis, a full gear is arranged on the left of a half gear, and a push block is fixedly connected to the surface of a conveying belt; through openings are symmetrically formed in the left side and the right side of the storage bin, a limiting groove is formed in the left portion of the cross beam, a bottom frame is fixedly connected to the lower portion of the hydraulic rod, a mold cavity is formed in the lower portion of the bottom frame, a mold plate is connected into the mold cavity in an embedded mode, and the fixing assemblies used for fixing the mold plate are arranged on the left side and the right side of the front portion of the bottom frame. An anti-scalding grip is fixedly connected to the front portion of the template, and a material guide plate is fixedly connected to the upper portion of the middle of the base plate. According to the cutting and splicing device for the insulating frame for the washing machine and the processing method of the cutting and splicing device, compared with an existing common cutting and splicing device, different faces of the frame can be sequentially cut and spliced, and the processing efficiency is improved.

The invention relates to an injection head device of a continuous string coiled tubing, which comprises clamping cylinders, tensioning cylinders, drive sprocket wheels, saddle shaped clamping blocks and chains. A cylinder head and a piston rod head of three pairs of clamping cylinders of the device are respectively connected through a shaft, a bearing bracket which can rotate on the shaft is arranged on each shaft, a sliding block is respectively arranged on both ends of the shaft, a bearing frame body which can rotate on a pin roll is respectively arranged on two end of each bearing bracket through the pin roll, and a clamping bearing which can rotate on the pin roll is respectively arranged on each bearing frame body through the pin roll. A plurality of clamping bearings are separated into three parts relatively independent, a clamping mechanism is separately controlled by three sets of clamping cylinders respectively, so that when the injection head goes up and down the continuous string coiled tubing, the upper clamping cylinder, the middle clamping cylinder and the lower clamping cylinder can sequentially load pressure or unload pressure. As a result, the clamping force can concentrate on the three parts so as to ensure that when the continuous string coiled tubing is clamped, strong clamping force can be generated, and the loading force is balanced without deflection and can be easily aligned with the well head. Therefore, the invention solves the technical problem of difficult alignment with the well head during operation of the continuous string coiled tubing operation device for quite a long time.

The invention relates to the technical field of heat setting machines, and discloses a heat setting machine with an intelligent oil control system. The heat setting machine comprises a bottom plate; the upper surface of the bottom plate is fixedly provided with a lower pressing block; the upper surface of the bottom plate is fixedly connected with guide columns located on the two sides of the lower pressing block; the upper surface of the bottom plate is fixedly connected with supporting columns located on the two sides of each guide column; a top plate is fixedly connected to the tops of the supporting columns; a hydraulic cylinder penetrating through the top plate is fixedly installed in the middle of the top plate; a movable plate is fixedly connected to the bottom of the hydraulic cylinder; the two sides of the movable plate are slidably connected with the guide columns; and an upper pressing block is fixedly installed at the bottom of the movable plate. According to the invention, heat conduction liquid is heated through a heating wire in a heating pipe, so that heat of the whole upper pressing block is uniformly conducted, the temperatures of all positions of the upper pressing block are the same, the hot setting quality of a hat is guaranteed, meanwhile, the energy consumption can be reduced, and pollution gas is not generated.

A hydraulic bolt lifting device comprises a movable ring beam (2), a fixed ring beam (7) and a pile fixing frame (9), wherein the pile fixing frame (9) is connected with the upper end of the fixed ring beam (7) through connecting supports (8), the fixed ring beam (7) is connected with one end of each supporting rod (6) through a hinging shaft, the other end of each supporting rod (6) is hinged to a corresponding outer side telescopic end of a double-extend-out oil cylinder (4), the middle of the double-extend-out oil cylinder (4) is fixed to the movable ring beam (2) located under the double-extend-out oil cylinder (4) through an oil cylinder connecting plate (3), and the outer side telescopic ends of the double-extend-out oil cylinder (4) are respectively connected with the upper end of a sliding support (5). The hydraulic bolt lifting device is reasonable in structure, can ascend and descend through the successive coordinated motions of the movable ring beam and the fixed ring beam, the double-extend-out oil cylinder and a motion assembly of the double-extend-out oil cylinder are adopted, so that the hydraulic bolt lifting device operates stably and reliably, a platform will not incline and can be corrected itself even when inclination occurs, and the lifting efficiency is high.

The invention provides a lead delay element rotary cutter which comprises a rotary cutting assembly, a feeding detection mechanism, a horizontal and vertical straightening mechanism, a tensioning device, a linear (or disc type) wire inlet platform and an industrial personal computer which are all arranged on a worktable. A lead delay cord is driven by the feeding detection mechanism which is driven by a stepping motor and straightened by the straightening mechanism, passes a hollow lead delay cord fixing shaft of the rotary cutting assembly and then butts against the rotary cutting position, a high-accuracy coder detects required cutting length information and then sends instructions to rotary cutting blades, a rotary cutting cylinder arranged on the rotary cutting assembly pushes the rotary cutting blades to radially move towards the axis of the lead delay cord fixing shaft to cut off the lead delay cord, and rotary cutting is completed. The radially symmetrically arranged rotary cutting blades and rotary cutting riding wheels simultaneously apply force in the axis direction on the circumference of the lead delay cord, radial thrust in all directions is offset, the section of a cut lead delay element is level and does not deform, U-shaped section cannot be formed, and product scraps are few.

The invention discloses a kind of no leakage and pure water flat electro-hydraulic directional control valve. A king valve cover is in the heart of the king valve and flat king valve core compacted by a spring lies in the cavity of axial of the king valve body; on the upper of king valve body there is a water inlet and a water outlet connected by the king valve's channel; in the king valve there is a sensitive cavity connected with electromagnetic ball valve by tunnels; a valve port damper installed at the valve entrance of electromagnetic ball valve matches with the sensitive cavity of king valve in order to control the flow velocity of fluid and reduce directional strike at the same time diverting fast. The invention adopt flat king valve core set on the packing force of the king valve cover and increase dramatically valve covers, adopt direct seal to realize zero leakage; divert fast and steadily through matching the sensitive cavity of king valve with the damper at the entrance of the electromagnetic ball valve; not change the structure of the king valve and only change structural form of electromagnetic ball valve in order to have different functions and fit to work under conditions of middle and high pressure water medium.

The invention relates to the technical field of prefabricated rubber runways, and in particular relates to a prefabricated rubber runway and a laying device thereof. The invention provides the following scheme aiming at the problems of single structure and low laying efficiency of a rubber runway in the prior art: the prefabricated rubber runway comprises a wear-resistant layer, a breathable layer, a buffer layer and a rubber bottom layer, and the wear-resistant layer, the breathable layer, the buffer layer and the rubber bottom layer are sequentially distributed from top to bottom. The prefabricated rubber runway is reasonable in structure and easy to operate, the prefabricated rubber runway can provide good protection for sports of sportsmen, the prefabricated rubber runway can be laid very conveniently, the laying efficiency is greatly improved, and the prefabricated rubber runway is easy to apply and popularize.

The invention discloses a slitting machine for glass products, wherein the back side of the machine table is further provided with a roller support mechanism, a side positioning mechanism and a longitudinal film loading mechanism. The bottoms of the mounting strips on both sides are installed with pressing plates that protrude toward the outside. The side positioning mechanism includes a positioning shaft that is rotatably installed on the rear side of the machine table. The positioning shaft is fixedly installed with a rotating plate and an L-shaped. Positioning and mounting plate, the rotating flat plate protrudes toward the inside of the slitting machine, the L-shaped positioning mounting plate protrudes toward the outside of the slitting machine, and the pressing plate presses against the rotating flat plate when the mounting strip is lowered The positioning shaft rotates, and a side positioning assembly is fixedly installed at the end of the L-shaped positioning and mounting plate, and the positioning surface of the side positioning assembly is parallel to the rotating plate. The invention can realize the lateral positioning of the glass during automatic feeding of glass cutting, reduces the positioning steps, and is not easily affected by the failure of the sensor.

The invention discloses a clamp for clamping a rear cover of an electric generator. The clamp comprises a fixed plate, a first air cylinder is arranged on one side of the fixed plate, and the output end of the first air cylinder penetrates through one end of the fixed plate to be perpendicularly connected with a movable plate; four sets of first connecting rods are rotatably connected to the side,close to the fixed plate, of the movable plate; second connecting rods are rotatably connected to the ends, away from the movable plate, of the four sets of first connecting rods; the ends, away fromthe first connecting rods, of the second connecting rods are rotatably connected with the fixed plate; U-shaped rods are perpendicularly connected to the two ends of the side, away from the first connecting rods, of the movable plate correspondingly; and openings of the U-shaped rods face the movable plate. According to the clamp for clamping the rear cover of the electric generator, the structure is simple, design is reasonable, clamping of the rear cover through an upper clamping plate and a lower clamping plate is realized by utilizing extending and retracting of a second air cylinder, a suction cup and a positioning column are utilized to position the rear cover, the balance of the rear cover is kept, grabbing and positioning of the rear cover are realized quickly and stably, and themachining efficiency and precision are ensured.

The invention discloses a bendable laryngeal mask with a positioning guide core and a use method thereof, comprising a laryngeal mask body, a positioning guide core and a disposable transparent protective cover; the laryngeal mask body includes a ventilation tube and a mask connected with it body, the positioning guide core can be placed into the ventilation tube; the positioning guide core includes a bendable mirror body with adjustable bending arc; a limit assembly that can fix the bendable mirror body and the ventilation tube is provided on the bendable mirror body When in use, the flexible mirror body with a disposable transparent protective cover is inserted into the ventilation tube, and placed in the mouth and pharynx along with the laryngeal mask, and the limiting component can prevent relative displacement between the flexible mirror body and the ventilation tube. The advantage of the present invention is that the tightness of the contact between the ventilation tube and the flexible mirror body is controlled by the limit assembly, which improves the force conduction, not only can significantly improve the success rate and insertion quality of the flexible laryngeal mask for the first time, but also Can ensure full visibility.

The invention relates to an automatic security door with a door leaf weight balance structure, and relates to the field of automatic security doors. On the basis of an original security door, a rotaryshaft and a supporting arm are additionally arranged, two ends of the supporting arm are separately connected with the rotary shaft and a door leaf, pull force generated during the rotation of the supporting arm forms counterclockwise torque which is equal to clockwise torque generated by the weight center of the door leaf and counteracts each other so as to ensure that the door leaf is not deflected, and the balance state of an open fan composed of a moving column and the door leaf in the process of opening and closing is ensured; and the structure enables the external driving force needed when the door leaf moves to the left and right to be less, the structure is simpler, the manufacturing, installation, debugging and maintenance are more convenient, and the cost is lower.