126results about How to "Uniform extrusion force" patented technology

The present invention provides a coat-removing device for coat-removing oil-fried peanut kernels based on bionic kneading, and relates to the field. The coat-removing device for coat-removing the oil-fried peanut kernels based on the bionic kneading comprises a machine shell. The top part of the machine shell communicates with a material feeding funnel; the inside of the material feeding funnel isprovided with a stable material conveying device; a coat-removing device is arranged in the machine shell and connected with the material feeding funnel; two transmission devices are connected with the coat-removing device; a material discharging funnel is arranged inside the machine shell and fixedly connected with the lower sides of the transmission devices; and two peanut coat separation devices are arranged on the both sides of the machine shell. In the coat-removing device for coat-removing the oil-fried peanut kernels based on the bionic kneading, the operations of the transmission devices can drive two kneading plates to move up and down repeatedly; besides, the movement directions of the two kneading plates are opposite; and the opposite movement direction of the two kneading plates is similar to that of hand kneading, can ensure that the peanuts are not damaged and improves the integrity of the peanut kernels.

The invention relates to a steel strand stayed cable and a manufacturing method thereof. The problem that an existing stayed cable is assembly by extrusion and needs special extrusion equipment, and each steel strand needs to be equipped with an extrusion die of the corresponding specification, so that operation is troublesome, and the cost is high are solved. An anchoring end and a stretching end each comprises a taper sleeve arranged at the center steel wire end of the corresponding steel strand in a sleeving mode, an anchoring sleeve arranged at the end of a cable body in a sleeving mode and a sealing tube. The anchoring sleeves are filled with epoxy cold casting material, and the sealing tubes are filled with anti-corrosive polyurethane. The ends of the steel strands are expanded by the taper sleeves, during stretching, the steel strands are made to for a self-extrusion clamping structure through the taper sleeves, the steel strands do no needs to be subjected to extrusion sleeve assembly additionally, no special extrusion equipment is needed, and operation is easier. The anchoring sleeves are of a whole inner hole structure, the phenomenon that a plurality of long holes are formed is avoided, and machining is convenient.

The invention discloses an upper paper guider of a printer, which comprises a mainboard and a star wheel. The star wheel consists of a toothed wheel and a smooth wheel arranged on the toothed wheel by means of injection molding, an elastic shaft penetrates through the star wheel, the star wheel is placed in a mounting groove on the mainboard via the elastic shaft, a press cake is connected onto the smooth wheel of the star wheel in an abutted manner, a groove for holding the toothed wheel is arranged on an end surface of the press cake, which contacts with the star wheel, a compression spring is connected to the top end of the press cake, one end of a compression spring is connected to the top end of the press cake, the other end of the compression spring is connected to the lower side of a pressure plate in an abutted manner, and the pressure plate is fixedly mounted onto the mainboard. The star wheel is elastically fixed onto the mainboard of the upper paper guider, accordingly, the star wheel can be automatically lifted up according to the thickness of a printed medium under the wheel, squeezing force and friction force of a lower paper guiding roller pressing on the printed medium are uniform, abrasion of a rubber ring on the surface of the lower paper guiding roller is reduced, and the upper paper guider is simple in structure, convenient in installation and applicable to equipment such as a laser or ink-jet printer, a copier, a scanner and the like required in printing.

The invention relates to a device for producing bags (1) from pieces (13) of tubing which can be transported in a transport direction (x) transversally to the longitudinal direction of the pieces of tubing by means of the device (1). The pieces (13) of tubing preferably comprise a fabric consisting of stretched plastic strips (2) and consist of two layers of material arranged one above the other. The device comprises the following components: at least one element (8) for opening an end (13) of a piece of tubing, by which means part of the end of the piece of tubing can be folded back onto a wall of the piece of tubing in order to open the end, such that said opened end can be attached to a bottom; and at least one pressure means for pressing at least parts of the opened end against a counter-layer in order to form fold edges. At least one transport means (30) is used to transport the piece of tubing in the direction of transport (x) once an end of said piece of tubing has been opened and before the action of the pressure means.

The invention relates to the technical field of textile machinery, and discloses a cloth tentering and sizing device which comprises a rack. A plurality of push rod are slidably arranged on the rack;clamping devices are connected to the end parts of the push rods; a slide rod is slidably arranged above the rack; an elongated magnet is arranged on the end part of the slide rod; an elongated iron block corresponding to the elongated magnet is also arranged in the rack. A cloth is clamped through the clamping devices, the slide rod above the rack is pushed to move, the elongated magnet moves synchronously, the elongated iron block and the elongated magnet are attracted with each other under the action of a magnetic force, the cloth is clamped between the elongated magnet and the elongated iron block, the elongated magnet and the elongated iron block produce a uniform extrusion force on the cloth, two ends of the elongated magnet extrude the clamping device during a continuous elongated magnet moving process, and the clamping devices are used for tentering and sizing the clamped cloth parts, so that each part of the cloth is stressed by a longitudinal uniform extrusion force and is subjected to the horizontal tentering and sizing action, and the cloth cover is kept flat.

The invention discloses an oil press. The oil press comprises a frying part and an oil pressing part. The frying part comprises a frying box, a first motor and a transmission shaft, wherein a material port used for adding materials and discharging materials is formed in the frying box, a sealing cover is arranged at the material port, and a cover plate is arranged one side face of the frying box; the first motor is in transmission connection with the transmission shaft, one end of the transmission shaft is arranged in the frying box, a main spiral stirring shaft is arranged at the end, located in the frying box, of the transmission shaft in the axial direction of the transmission shaft, the included angle theta between the lower surface of the main stirring blade and the plane perpendicular to the axial direction of transmission shaft ranges from 5 degrees to 10 degrees, the length, in the radial direction of the transmission shaft, of the main stirring blade is 1.5D-2D, and D is the diameter of the transmission shaft; a plurality of auxiliary stirring blades are arranged on the inner wall of the frying box, and the auxiliary stirring blades are spirally distributed with the axial direction of the transmission shaft as the center; a plurality of material blocking plates are arranged on the cover plate, and the line connecting the centers of the material blocking plates form an Achimedean spiral; the material blocking plates extend in the axial direction of the transmission shaft. The oil press is good in oil pressing effect.

The invention discloses an isostatic pressing forming method and forming mold for ceramic roller bars, and relates to the field of isostatic pressing forming. The isostatic pressing forming mold comprises a bottom plate, a feeding assembly, an outer mold, an inner mold, a pressurizing assembly, a movable block, a pushing assembly, a fixed block, a first hydraulic bag, a second hydraulic bag, an exhaust pipe and feeding pipes, wherein the feeding assembly is mounted at one end of the top side of the bottom plate, the fixed block is installed on the top side of the bottom plate, the movable block is installed on the pushing assembly, and the inner mold is fixedly connected to the movable block. Through the arrangement of the feeding assembly, materials in a material hopper enter a feeding cylinder through a material guiding pipe, when a piston disc descends, the materials are discharged through discharging pipes, under the cooperation of six feeding pipes, filling of the materials can beachieved; the gap between the outer mold and an inner mold can be filled, through one-way injection material filling, gas mixing is reduced, the gas content is reduced, the compactness of blanks is improved, and through guide-in and synchronous filling of the six discharging pipes arranged in a surrounding mode, uneven material filling is avoided, and filling is more balanced.

The invention provides a tire port ring automatic rubber removing machine for preparing high-performance steel shots. The machine consists of a frame, a speed adjusting motor, a gear, a rack, a proximity switch, an extruding roller, a push feeder and a controller; the extruding roller takes the shape of a conical table, one part is cylindrical, and the other part takes the shape of a conical table; a linear groove is convenient for extrusion; an inclined groove is convenient for a tire to enter and retreat from the extruding roller; the proximity switch controls the travel of the push feeder; one of a pressure or contact photoelectric sensor is arranged on the extruding roller; when the tire is contacted with the extruding roller, the extruding roller rotates; when the tire totally retreats from the extruding roller, the extruding roller stops operating; the rack and the push feeder are arranged on a movable rod; the push feeder is deviated from the extruding roller; the tire is positioned on the push feeder; then, the push feeder drives the tire to move; and when the extruding roller is contacted, the extruding roller rotates, the tire enters the extruding position of the extruding roller, the push feeder is stopped, and the extruding roller extrudes a tire port ring to deviate from the tire.

The invention relates to a self-service film pasting machine which is used for pasting protective layers to different electronic equipment in a self-service mode. The self-service film pasting machinecomprises a first positioning device, a second positioning device, a first film pasting device and a second film pasting device, wherein the first positioning device and the second positioning deviceare mutually independent, and the first film pasting device and the second film pasting device are mutually independent; the first positioning device is used for positioning the protective layer, andthe second positioning device is used for positioning the electronic equipment; the first film pasting device obtains the protective layer from the first positioning device and pastes the protectivefilm to the positioned electronic equipment to complete primary pasting of the protective layer and the electronic equipment; and the second film pasting mechanism comprises a cavity cover, a cavity capable of containing different electronic equipment is formed in the cavity cover, and an air bag is arranged in the cavity to extrude the protective layer on the electronic equipment contained in thecavity so as to carry out secondary pasting. The invention further provides a film pasting method of the self-service film pasting machine, and the self-service film pasting machine and the film pasting method thereof have the advantages of being tight in pasting, free of bubbles and the like.

The invention discloses a powder metallurgy part and a preparation method thereof and belongs to the technical field of powder metallurgy. The preparation method of the powder metallurgy part comprises the following step of vibrating and extruding the surface of a prefabricated blank of the powder metallurgy part. The method can provide a uniform extruding force, so that surface metal plastic flowing and surface layer densifying of the prefabricated blank of the powder metallurgy part are more uniform and furthermore, the method can process the powder metallurgy part easily, can ensure the shape and the dimensional precision of the powder metallurgy part better, and further can reduce the extruding load, reduce the wear of an extruding die, prolong the service life of the extruding die andimprove the processing quality and the mechanical property of the powder metallurgy part. The prepared powder metallurgy part is low in extruding load, good in surface quality after being extruded, small in recurrent magnitude, more uniform in densifying of the densifying layer, high in hardness and good in wear resistance.

The invention relates to a preparation method of a rubber lining screw rod. The method adopts a rubber lining method of injecting rubber at the end part and exhausting in middle, so that the rubber injecting difficulty is reduced; a filter device is arranged in an exhaust port for allowing passing and exhausting of gas; a compact filter film can prevent outward flowing of rubber, so that the rubber waste caused by outward flowing of the rubber can be prevented, the pressure in a screw rod mold can be increased or stabilized, the bonding capacity of the rubber to the screw rod is enhanced, and the rubber lining quality is improved; and meanwhile, the screw rod is not stationary in the rubber lining process, but keeps rotating at low speed, so that a pressure forward surface and a pressure back surface of the screw rod can be continuously alternated to guarantee continuous balance and uniformity of pressure suffered by each part of the screw rod, and a fluid in a channel generates uniform extruding force on the screw rod to uniformly coat the rubber on the surface of the screw rod so as to enhance the wear resistance of the rubber lining screw rod.

The invention provides a duplicate gear riveting method. The method comprises the following steps that a gear A, a gear B and a flanged rivet head are provided, wherein the gear A is fixedly connectedon a central shaft, the left end and the right end of the central shaft extend out of the left side and the right side of the gear A, a middle through hole is formed in the center shaft, and the flanged rivet head comprises a guiding column of a cylinder shape; one end of the central shaft is clamped on a lathe spindle, and then the gear B fixedly sleeves the other end of the central shaft; a lathe is started, the lathe spindle is rotated, the guiding column is sleeved with the middle through hole in the rotating process of the lathe spindle, and the guiding column extrudes the middle throughhole to enable the gear B to be integrally connected with the central shaft so as to obtain a duplicate gear. According to the technical scheme of the method, the influence of the vibration of a machine tool in the riveting process is reduced, the periphery of a flanged rivet rib generated by the deformation of the extruded edge of the central shaft is uniform, so that the firm and reliable effect is achieved, the peripheral rotating inertia is kept balanced, the using effect is improved, and the transmission precision of a transmission mechanism is guaranteed.

The invention relates to a sole pressing assembly line for shoemaking. The sole pressing assembly line comprises an electric control system, a sole pressing unit and a feeding unit, wherein the feeding unit is provided with a correcting mechanism for correcting the attitude and position of a processed object; and the sole pressing unit comprises a sole pressing conveyer for conveying the processedobject to a working position, side pressing mechanisms arranged on the left and right sides of the sole pressing conveyer, a mounting frame arranged above the sole pressing conveyer, a lifting oil cylinder mounted at the top of the mounting frame, a mounting plate driven by the lifting oil cylinder to slide up and down along the mounting frame, top pressing mechanisms mounted at the bottom of themounting plate and a front-back tightening mechanism mounted below the mounting plate in a sliding manner through a guide inner frame. According to the sole pressing assembly line, the processed object can be safely conveyed to the working position according to the standard attitude through a feeding conveyer, a correcting conveyer, the sole pressing conveyer and the correcting mechanism, the left side and the right side are uniformly pressed through the side pressing mechanisms, the front side and the back side are uniformly pressed through the front-back tightening mechanism, and the wholeglued surface is uniformly pressed through the top pressing mechanisms.

The invention discloses a solar cell assembly, which comprises N lines and M rows of solar cells, wherein the solar cells in each line are serially connected, and at least K lines of N lines of solar cells have the following structure that every two adjacent solar cells in one line of solar cells form one group, each group of solar cells comprises a first solar cell and a second solar cell, the polarities of the front sides of the first solar cell and the second solar cell in at least one group are opposite, bus bars are arranged at the front sides or the back sides of the first solar cell and the second solar cell in the corresponding group, the first solar cell and the second solar cell in the corresponding group are serially connected by the bus bars, and the bus bars only need to be arranged at the front sides or the back sides of the adjacent first solar cell and the second solar cell in the corresponding group. The solar cell assembly has the advantages that the bending of the bus bars is avoided, the loss of the bus bars is reduced, and the fragment rate of the solar cell assembly is reduced.

The invention relates to a wearable breast pump, and belongs to the technical field of mother and baby products. The breast pump is formed by connecting a main machine assembly and an integrated machine core assembly. Different from the prior art, an integrated functional assembly comprising a butterfly-shaped air bag, a one-way valve plate and a negative pressure channel groove is arranged, a negative pressure buffering air path is formed, negative pressure air flow in the breast suction cover flows horizontally, the extrusion pressure of negative pressure on breasts is relatively balanced, and the comfort of a breast-feeding person is improved when the breast-feeding device is used by the breast-feeding person. The negative pressure cavity is connected with the milk outlet through the long-strip flat negative pressure channel groove, the negative pressure acts on the breasts of the human body from the breast protection pad to the milk outlet, the thickness of the breast protection pad is gradually reduced from the two ends to the middle, and under the negative pressure effect, the thin area in the middle of the breast protection pad can deform more easily, so that the breast protection effect is better. And the human mammary areola part is squeezed and massaged to be consistent with the condition reflex arc of natural lactation of the human body, so that the electric milk suction can be closer to natural lactation.

The invention discloses a conveying mechanism for a 3D printer. The conveying mechanism comprises a first mounting part and a second mounting part, a conveying structure is arranged between the firstmounting part and the second mounting part, a driving part of the conveying structure is mounted on the first mounting part, a driven part of the conveying structure is mounted on the second mountingpart, the second mounting part can rotate relative to the first mounting part, and wire materials are arranged between the driving part and the driven part and conveyed through friction force. According to the conveying mechanism, the wire materials are clamped through a driving belt and a driven belt, the materials are conveyed through the friction force, and destroy and damage to the wire materials are reduced while stable conveying of the wire materials is ensured; guiding is conducted through a guiding groove, and the magnitude and direction of extrusion force are stable; and the guiding groove can achieve the effect of straightening the materials, and the problem of a conveying obstacle caused by wire material folds is reduced.