43results about How to "Stable extrusion force" patented technology

The invention discloses an efficient plant fiber separator and belongs to the technical field of plant fiber treatment. The efficient plant fiber separator sequentially comprises, in order of processing sequence, a grinding separation device, a softening device, a steam heating device, a secondary grinding device, a vibration separation device and a discharge device. The grinding separation devicecomprises a roller bracket, a plurality of roller wheel sets are arranged on the roller bracket, and each roller wheel set is composed of a top roller wheel set and a bottom roller wheel set which are correspondingly arranged up and down. The lower end of the bottom roller wheel set is in transmission connection with a transmission gear. The efficient plant fiber separator has the advantages of simple structure, good separation effect, high efficiency and high yield.

The invention provides a starch noodle manufacturing apparatus. The apparatus comprises a pedestal, one end of the upper part of which is provided a winding wheel support, and the other end is provided with a control box. A power mechanism is arranged at a lower part of the winding wheel support, and the winding wheel support is in an installation fit relationship with the power mechanism. One end of an upper part of a control box is provided with a starch noodle discharging barrel, and the other end is equipped with a hydraulic mechanism. One end of the upper part of the starch noodle discharging barrel is provided with a material inlet. The hydraulic mechanism includes a hydraulic rod, one end of which in an installation fit relationship with the inside of the starch noodle discharging barrel, and the other end of which in an installation fit relationship with a hydraulic cylinder. The apparatus is simple in structure, novel in design, and convenient and simple to operate, and is practical and reliable. Starch noodles discharged from the starch noodle discharging barrel can be wound and collected in time, and the hydraulic rod and the hydraulic cylinder can provide stable continuous extrusion force to the starch noodle discharging barrel. The uniformity of the starch noodles is improved, and the processing quality of the apparatus is improved. According to design of an end cover located at one end of the starch noodle discharging barrel, through installation of end covers with different through-hole diameters, the diameter of the starch noodles can be adjusted.

The invention discloses a frying and baking device with a micro-pressure function. The frying device comprises an upper baking tray set, a lower baking tray set and a micro-pressure mechanism, wherein the micro-pressure mechanism comprises a rotating lifting rod, two arc guide rails and two sets of locating slots, wherein the rotating lifting rod comprises two rear lifting rods and a front lifting rod; the two rear lifting rods are fixed on the upper baking tray set; two arms of the front lifting rod are connected with the two rear lifting rods rotationally and are rotated along two sides of the upper baking tray set; two arms of the front lifting rod are respectively provided with a pressure spring, a pressing buckle which is arranged on the inner sides of two end parts of the front lifting rod respectively and is used for pressing or loosening the pressure spring, and a locating pin; the two arc guide rails are arranged on two sides of the lower baking tray set and is used for clamping the pressing buckle; and the two sets of locating slots are formed on the two sides of the lower baking tray set and are used for fixing the locating pin. Through the technical scheme, the frying and baking device with the micro-pressure function has the advantage of providing greater force when food is extruded due to the micro-pressure mechanism to ensure that the extrusion effect is better.

The invention relates to the technical field of spinning, and also discloses a multi-functional spinneret storage box for a textile melt. The multi-functional spinneret storage box comprises a box body. The bottom of the box body is fixedly connected with a spray pipe. The interior of the spray pipe is slidably connected with a filter plate. The bottom of the filter plate is rotatably connected with a screw. A time-delay pipe is connected to the lateral side of the screw in a meshing mode. An extrusion plate is fixedly connected to the bottom of an extrusion rod. An air spring is arranged in the extrusion rod. A pressure gas box is fixedly connected to the left side of the air spring through a guide pipe. A bearing air pipe is fixedly connected to the bottom of the pressure gas box. An airpushing plate is slidably connected to the inside of the bearing air pipe. A top rod is fixedly connected to the right side of the air pushing plate. According to the multi-functional spinneret storage box for the textile melt, the filter plate and a stirring fan are matched for use, so that when a melt in the storage box is precipitated, the melt is automatically stirred, and the density of themelt is caused to be uniform again.

The invention relates to the technical field of fluid pumps, and discloses a low-loss peristaltic pump, which comprises a pump head, a driver and a hose. The driver is installed in the middle of the pump head, an extrusion pipe is fixedly installed on the inner side wall of the pump head, and the hose and an extrusion ball are arranged in an inner cavity of the extrusion pipe in a sleeving mode. According to the low-loss peristaltic pump, since the cut-in angle of the extrusion ball is random, mutual extrusion surfaces between the movable hose and the extrusion ball are random; the extrusion ball bears relatively uniform pressure; material fatigue and loss caused by bending are uniformly distributed on the surface of the hose; service life is greatly prolonged; the elastic property can also be kept unchanged within a longer working time, and operation is kept stable; since the size parameters of the hose, the extrusion pipe and the extrusion ball are fixed, the extrusion force betweenthe hose and the extrusion ball is relatively stable; and meanwhile, since the extrusion ball is deformable and can absorb excessive pressure, the folding bending of the hose is always kept in a reasonable interval.

The invention belongs to the technical field of medical instruments, and particularly relates to a hand detumescence pressure sleeve, which is characterized in that the sleeve comprises a five-fingerpressure sleeve, a trachea and an inflatable capsule. The five-finger pressure sleeve is internally provided with a hand cavity that conforms to the shape of a palm, and the five-finger pressure sleeve includes an outer pressure sleeve and an inner pressure sleeve, and the outer pressure sleeve and the inner pressure sleeve are sealed to form a finger gas cavity and a palm gas cavity, and the finger gas cavity and the palm gas cavity are connected to each other; the trachea comprises a main trachea and a branch tracheae, one end of the main trachea is connected to the inflatable capsule, and the other end is integrally connected with five branch tracheaes, and the outlet ends of the five branch tracheaes are respectively connected to the five finger gas cavities. In the process of eliminating and relieving the swelling of the finger of the patient, the sleeve adopts a combination of the five-finger pressure sleeve, the trachea and the inflatable capsule instead of centripetal winding of the wool, the patient can eliminate and relieve the swelling of the hand by himself, and the use is convenient, which reduces the work intensity of the medical staff.

The invention discloses a full-screen mobile phone, which includes a first support plate, a second support plate, a rotating shaft assembly for connecting the first support plate and the second support plate, and a flexible screen. The rotating shaft assembly is located between the first support plate and the second support plate. Between the two supporting plates, the two ends of the flexible screen are respectively connected to the first supporting plate and the second supporting plate, and the rotating shaft assembly includes a first rotating shaft mechanism, a second rotating shaft mechanism and two ends respectively connected to the first rotating shaft mechanism, the second rotating shaft mechanism, The connecting plate connected to the second rotating shaft mechanism has an arc-shaped groove in the middle part of the upper end surface of each of the housing, the friction plate and the elastic pressing plate, and the connecting plate has a groove for the flexible screen to be embedded in. The present invention can not only prevent the flexible screen from being stretched to cause damage to the screen when the mobile phone is fully unfolded, but also prevent the flexible screen from being squeezed to cause damage to the screen when the mobile phone is folded, thereby prolonging the service life of the flexible screen and ensuring the flexibility of the flexible screen. Aesthetics during use.

The invention relates to the technical field of reducers, in particular to a double-seal structure of an intelligent monitoring reducer, including a static ring fitted to the inner wall of the housing, and a moving ring fitted to the outer wall of the shaft. The outer wall of the ring is two parallel conical surfaces, and the first-level sealing structure is formed between the two conical surfaces; the inner wall at the other end of the static ring forms a cylindrical cavity connected with the conical surfaces, and the double sealing structure also includes a cylindrical cavity. The seat structure, the pressure plate and the spring arranged between them are sealed and bonded to the cavity. The seat structure and the moving coil are attached through a magnetic structure, and one side of the first-stage sealing structure is blocked to form a second stage. Sealing structure, the static ring is pressed tightly by the cover body; it also includes at least one extrusion rod penetrating through the cover body, the extrusion rod is used to adjust the initial position of the pressure plate, and a pressure sensing piece is arranged between the pressure plate and the pressure induction piece and Monitor system connections. The invention can realize the effective sealing of the reducer, and can carry out real-time intelligent monitoring of the sealing effect.

The invention relates to the technical field of fluid pumps, and discloses a low-loss peristaltic pump, which includes a pump head, a driver and a hose. tube, and the inner cavity of the extruded tube is covered with a hose and an extruded ball. The low-loss peristaltic pump, due to the randomness of the extrusion ball cutting angle, the mutual extrusion surface between the moving hose and the extrusion ball is also random, the extrusion ball is relatively uniform in pressure, and the material fatigue caused by bending The wear and tear are evenly distributed on the surface of the hose, its service life is greatly improved, and its elastic properties can also be kept unchanged for a longer working time to maintain stable operation. Secondly, the hose, squeeze tube and squeeze ball The size parameters of the hose are fixed, and the extrusion force between the hose and the extrusion ball is relatively stable. At the same time, because the extrusion ball is deformable, it will also absorb excessive pressure, and the bending degree of the hose is always kept in a reasonable range. Inside.

The invention relates to the field of plywood production equipment, in particular to a press-forming machine for plywood production and a method for using the same, including a base on which an extrusion mechanism for pressing the plywood and a pressure applying mechanism capable of adjusting the pressure are arranged. The pressing mechanism is used to place the plywood after being glued and to be pressed and shaped. The pressing mechanism is connected with the extrusion mechanism. The extrusion mechanism is equipped with a distance adjustment mechanism for adjusting the pressing distance. connect. The press forming machine for plywood production and its use method drive the extruding mechanism to squeeze the glued plywood through the pressing mechanism, so that the plywood is pressed thin after being stressed, and the air and excess glue are discharged, thereby making the plywood thin. The plywood is pressed and shaped, and the entire pressing process realizes continuous pressing and shaping of the plywood, which is stable and reliable, improves production safety, and can also help to improve the shaping effect and efficiency of the plywood.

The invention discloses a double-screw extruder die head for phase-change temperature-regulating master batch. The die head comprises a transition plate, a flow stabilizing plate communicating with the transition plate, a forming plate communicating with the flow stabilizing plate and an opening die plate communicating with the forming plate, wherein the transition plate is internally provided with a flow channel a, the flow channel a is a sector-shaped flow channel connected with a barrel of an extruder, the flow stabilizing plate is internally provided with a flow channel b, the flow channelb is a wavy flow channel, and the upper flow channel is parallel to the lower flow channel; a porous plate is arranged between the transition plate and the flow stabilizing plate; the forming plate is also connected with the flow stabilizing plate through mounting bolts, the forming plate is internally provided with a flow channel c, the flow channel c is a right-angle trapezoid flow channel, anda thermocouple is further arranged on the outer side of the flow channel c; and the opening die plate is in a cuboid shape, and a plurality of die holes communicating with the flow channel c are formed in the opening die plate. According to the double-screw extruder die head for the phase-change temperature-regulating master batch, the die head is provided with a flow-stabilizing section, elasticpotential energy in melts can be released conveniently, and meanwhile, the local pressure of the discharge opening die plate can be adjusted.

The invention relates to the field of medical devices, and particularly discloses an ambulance stretcher ladder board. The ambulance Stretcher ladder board comprises a ladder board body, an air cylinder and an air compressor. One end of the ladder board body is hinged to an ambulance bottom plate through an articulated shaft; the cylinder body of the air cylinder is hinged to the ambulance bottomplate, and a push arm hinged to a piston rod of the air cylinder is fixed to the ladder board body; two parallel slide rails are arranged on the surface of the ladder board body , multiple limiting units are arranged between the slide rails, and each limiting unit comprises a nozzle, a limiting plate and a limiting edge which are arranged from the hinged end to the free end in sequence; the ladderboard body is provided with a notch in which the nozzles are arranged; one end of each limiting plate is hinged to the two side walls of the notch, the limiting plates can cover the nozzles, and theair compressor and the nozzles are communicated through solenoid valves; the free end of the ladder board body is provided with control parts located in the slide rails, each control part comprises acontrol rod, a balance spring, a first press switch and a controller electrically connected to the solenoid valves, and the cylinder body of the air cylinder is provided with second press switches electrically connected to the controllers. Through the ambulance stretcher ladder board, the safety can be improved.

The invention discloses a frying and baking device with a micro-pressure function. The frying device comprises an upper baking tray set, a lower baking tray set and a micro-pressure mechanism, wherein the micro-pressure mechanism comprises a rotating lifting rod, two arc guide rails and two sets of locating slots, wherein the rotating lifting rod comprises two rear lifting rods and a front lifting rod; the two rear lifting rods are fixed on the upper baking tray set; two arms of the front lifting rod are connected with the two rear lifting rods rotationally and are rotated along two sides of the upper baking tray set; two arms of the front lifting rod are respectively provided with a pressure spring, a pressing buckle which is arranged on the inner sides of two end parts of the front lifting rod respectively and is used for pressing or loosening the pressure spring, and a locating pin; the two arc guide rails are arranged on two sides of the lower baking tray set and is used for clamping the pressing buckle; and the two sets of locating slots are formed on the two sides of the lower baking tray set and are used for fixing the locating pin. Through the technical scheme, the frying and baking device with the micro-pressure function has the advantage of providing greater force when food is extruded due to the micro-pressure mechanism to ensure that the extrusion effect is better.

The invention provides a mold roller gap stepless automatic regulation device of a vertical annular mold straw briquetting machine. The mold roller gap stepless automatic regulation device comprises an upper press plate, a grinding disc, an eccentric shaft A, an eccentric shaft B, a vertical main shaft, a PLC (programmable logic controller), an intermediate relay, an electromagnetic valve, a miniature hydraulic pump, an oil tank, a branch oil pipe A, a branch oil pipe B, a push rod and a tray. Strain force sensors sense strain of the eccentric shaft A and the eccentric shaft B in real time and transmit information to the PLC, the PLC controls the electromagnetic valve and the intermediate relay to work, further, the extension and retraction of the push rod are controlled through oil pressure, a mold roller gap is automatically regulated in a stepless way, the effective regulation on the mold roller gap is realized, the stability of forming extrusion force among grinding rollers is ensured, in addition, the briquette forming quality and the briquette forming uniformity are improved, meanwhile, the excessive abrasion among mold rollers is also reduced, the service life of each mold roller is prolonged, and the energy consumption during the production is also reduced.

A vibration insulation damper (10, 50, 60) insertable into an internal circumferential portion of a coil spring (20) and extending in an axial direction thereof, the vibration insulation damper is provided with an elastic body (14a, 14b, 64a, 64b) having a conical or pyramid outer circumferential surface formed so as to be shortened in distance with respect to the axial direction toward an end portion thereof in the axial direction, and a rib (16a, 16b, 16c, 16d, 16e, 16f, 56a, 56b, 56c, 56d, 56e, 56f) protruding outward from the outer circumferential surface of the elastic body to be brought into pressured contact with the internal circumferential portion of the coil spring when the elastic body is inserted into the internal circumferential portion of the coil spring.