856results about How to "Increase squeeze" patented technology

The invention discloses a fine grinding device for Chinese medicinal materials used in a pharmacy, which comprises a base, a lifting motor, a rope winding shaft, a lifting slide plate, a first driving motor, a cam, a grinding bucket, a wedge block and a second driving motor. The lifting motor outputs A rope winding shaft is fixedly connected to the shaft, and a rotating shaft is installed in the center of the lifting slide, and a grinding bucket is connected to the upper end of the rotating shaft; several groups of sliders are slidably installed on the slide rail, and a The wedge-shaped block, the output shaft of the second driving motor is forward and is fixedly connected with a toggle wheel block to cooperate with the toggle wheel. Adjust the distance between the grinding head and the bottom of the grinding bucket through the lifting motor to adjust the size of the extrusion force, so as to obtain Chinese herbal medicine powder with different grinding degrees; through the cooperation between the wedge block and the roller, the grinding rod drives the grinding head down intermittently Movement, so as to increase the extrusion force between the grinding head and the Chinese herbal medicine, so as to make the grinding more fully and improve the grinding effect.

A head slider is designed to prevent collision against a surface of a disk due to an external impact and the like while a device is in use to avoid damages on an air bearing surface (“ABS”) of the head slider and the surface the disk. This is achieved by a structure of the head slider which produces a large positive pressure on a positive dynamic pressure generating section when the head slider comes close to the disk. More specifically, the ABS of the head slider comprises three surfaces of different positional heights, and the positive dynamic pressure generating section having a height equivalent to a mid level surface of the second highest position is provided on a portion of the head slider made of a material of high brittleness at each of locations near both side edges lateral to a tracking width of a magnetic head. In addition, a head mounting pad bearing the magnetic head is so configured that a boundary between a high level surface in the highest position and a mid level surface is asymmetrical with respect to the lateral center of the head slider in a direction of the tracking width of the magnetic head.

The invention discloses a biomass fuel crushing device which comprises a machine body; a feeding mechanism is arranged at the top end of the machine body; a discharge door is arranged at the lower end of the right side of the machine body; a supporting leg is arranged at each of the left side and the right side of the bottom end of the machine body; the bottom end of the machine body is equipped with a tapered discharge bin; a double-roller crusher is arranged at the upper end inside the machine body; a combined type crusher is arranged at the lower end inside the machine body; the upper ends of the left side and the right side inside the machine body are each provided with a plurality of irregular baffle plates; and the bottom end inside the machine body is equipped with a stainless steel filter screen. The biomass fuel crushing device disclosed by the invention solves the problems that biomass fuel crushing equipment in the prior art is low in crushing efficiency and is low in crushing speed. The biomass fuel crushing device adopts a multi-stage type crushing design, performs cutting, extruding and crushing and pulverizing treatment on biomass fuels, is high in crushing speed, is good in crushing effect, and is very convenient to charge and discharge.

In a safety curtain structure, an assembly of a pulling string and a curtain brake mechanism can be separated easily when a force is applied onto the curtain pulling string by accident, such that a binding force of the pulling string can be released quickly to assure the safety for protecting children's limbs at a certain height, and allowing the pulling string to fully apply a force to a brake mechanism to satisfy the requirement of moving or stopping a reasonable load when a curtain is rolled normally.

The medium temperature silver base brazing filler metal consists of: Ag 29.5-30.5 wt%, Zn 31.5-32.5 wt%, Mn 2.5-3.5 wt%, Sn 2.5-3.5 wt%, P 0.4-0.8 wt% and La 0.2-0.4 wt% except Cu. The preparation process includes the following steps: selecting material, material throwing and smelting, casting, extrusion and drawing. During the step of material throwing and smelting, electrolytic copper and P-Cu alloy are first heated quickly inside furnace for complete melting, covering agent is added, Zn, Cu-Mn alloy are added successively, Ag and Sn-La are added after lowering the temperature, and the temperature is finally raised to 1050-1100 deg.c while stirring before tapping. The product has the features of no harmful elements contained, relatively low cost, short production process, stable quality and raised extrusion and drawing finished product rate.

The invention provides an electro-wetting display unit and an electro-wetting display system. The electro-wetting display unit comprises a fluid layer, a dielectric layer and an electrode, wherein the fluid cavity comprises polar fluid, colored non-polar fluid and a partition wall used for surrounding the polar fluid and the non-polar fluid; the dielectric layer is positioned below the fluid cavity and is contacted with the non-polar fluid or the polar fluid in the fluid cavity; and the electrode is positioned below the dielectric layer. The electro-wetting display unit is characterized in that a hollow groove is arranged in the partition wall, is provided with an opening facing to the dielectric layer and is used for completely or partly storing the non-polar fluid when the voltage is applied between the polar fluid and the electrode. The electro-wetting display system comprises the electro-wetting display unit. When the electro-wetting display unit trends to be in the bright state in display, and the non-polar fluid paved above the dielectric layer originally enters the hollow groove by the assistance of the extrusion force on the non-polar fluid caused by the polar fluid controlled by the electrode, and is not attached at one corner or the middle area of the bottom surface.

A seven-level adjustable reciprocating type electrorheological fluid damper mainly comprises a positive-pole conducting wire, a negative-pole conducting wire, a positive-pole piston cylinder cover, a negative-pole piston cylinder cover, positive-pole conducting rubber, negative-pole conducting rubber, a piston rod, an insulating piston cylinder, a positive pole, a negative pole, a backflow control path, a small piston, a middle piston, a large piston and electrorheological fluid. The positive-pole conducting rubber and the negative-pole conducting rubber replace sealing materials and play a role in sealing and conducting. Installation forms of the small piston, the middle piston and the large piston are determined by borne damping force, wherein when the damping force is large, stress is not clear, and movement speed is high, the dual-piston or three-piston form is adopted; when the damping force is small, the single-piston form is adopted. The backflow control path replaces a throttling control valve, no external electric field exists, the electrorheological fluid bears the force and flows between the positive pole and the negative pole through the backflow control path, and the seven-level adjustable reciprocating type electrorheological fluid damper is a hydraulic damper; when an external electric field is applied and shearing efficiency is high, apparent viscosity of the electrorheological fluid of the backflow control path changes, the section area of the backflow control path becomes smaller, the backflow control path is even blocked completely, and the electrorheological fluid effectively controls an engineering system by proving shearing force and extruding force.

The invention discloses an easily-removing implant device and a screwing-out tool thereof. The easily-removing implant device comprises an implant, a base station and a central bolt; the easily-removing implant device is characterized in that the implant comprises a gum-penetrating neck part and a head part, wherein a thread is formed on the outer surface of the head part, at least two spiral self-tapping grooves are also formed in the outer surface of the head part, a connecting hole coaxial with the implant is formed in the implant, the connecting hole comprises a tapered hole, an anti-rotation hole, an implant taking-out section and a blind threaded hole, which are sequentially connected coaxially, the base station comprises a dental crown connecting section and an implant connecting section, the implant connecting section comprises a conical table and an anti-rotation column, a stepped hole matched with the central bolt is formed in the base station, and the central bolt penetrates through the stepped hole to be connected with the blind threaded hole, so that the base station and the implant are fixed integrally. According to the easily-removing implant device, the implant taking-out section with a reverse thread is additionally arranged in the implant, the problem that a part of the implant, which is remained in dentale due to fracture of the implant, is difficult to take out is solved, and the easily-removing implant device has the advantages of simple structure, strong practicability, and the like.

The invention discloses a multi-purpose double-roller continuous rheological forming device for liquid metal, which is mainly used for double-roller continuous rheological forming of plates, strips, pipes, profiles, wires, composite materials and wrapping materials. The device consists of a motor, a half coupling, a decelerator, a gear box, a main machine, a cooling water tank and a coiling machine, wherein the main machine consists of a stander, an upper working roller, a lower working roller, a feeding shoe, an extrusion shoe, a die in a cavity of the extrusion shoe, and rotating speed sensors at shaft heads of the upper working roller and the lower working roller of the main machine. An annular groove of the upper working roller is mutually matched with an annular lug boss of the lower working roller. The feeding shoe is arranged at the feeding end of the main machine, and the feeding shoe and the annular groove of the upper working roller form a feeding cavity. A metal material enters into a roller gap between the two working rollers through the feeding cavity. When producing pipes, profiles, wires and wrapping materials, the extrusion shoe is arranged at the discharging end of the main machine, and an extrusion forming die can be arranged in the cavity of the extrusion shoe. The device can realize quick continuous rheological forming of the liquid metal, and can also be used for direct forming of a semi-solid metal material.

The invention discloses a self-healing type non-self-adhesive modified asphalt waterproof coiled material which is characterized by consisting of a modified asphalt coating material, a tire body and an isolation material, wherein the modified asphalt coating material consists of the following components in percentage by mass: 40-50% of petroleum asphalt, 3-6% of machine oil, 8-12% of high polymer material, 15-20% of expanding material, 0.2-0.6% of active agent, 10-20% of cement and 5-15% of filler. During preparation, the coating material is uniformly mixed and then is coated on the tire body, and then the tire body is covered with the isolation material to obtain the self-healing type non-self-adhesive modified asphalt waterproof coiled material. By virtue of tests performed according to relevant national or industrial test methods, the waterproof coiled material disclosed by the invention has good mechanical properties and excellent self-healing performance.

The invention discloses a continuous casting stop-casting blank tail discharge and top sealing method. First and second stopper rods of a tundish of a two-machine and two-current continuous casting machine are opened; and first and second currents of molten steel flow into first and second crystallizers. When the height of the molten steel of the tundish is from 1130 mm to 680 mm, the continuous casting pull speeds of the first and second currents of molten steel in continuous casting are both reduced to 0.09-0.11 m/min at different accelerations; at this time, after the first and second stopper rods in the tundish are respectively closed, first and second blind plates are pushed in; first and second casting water ports are taken out from the first and second crystallizers; first and second cooling rods are put in the first and second crystallizers; and the continuous casting pull speeds are increased to 0.38-0.42 m/min for keeping by not shorter than 2 min. When the tail part of a continuous casting blank is discharged from lower ports of the crystallizers, and a foot roll section casting blank totally enters the tail part of the casting blank, the tail part of the casting blank is shrunk to form a recess area, and the tail discharge and the top sealing of the casting blank are finished. The top sealing method is excellent in tail discharge and top sealing of the casting blank, increases the molten steel yield, and has the popularization value.

A polymer flocculant and an inorganic flocculant are added in sludge dehydration as dehydration assistants, and the inorganic flocculant is uniformly dispersed in sludge to improve the dehydration efficiency. A centrifuging device disclosed in the invention is characterized in that the centrifuging device comprises: a rotating cylinder having a hollow cylinder portion and used for separating the sludge into dehydrated sludge and a separation liquid through utilizing the centrifuging force; a screw conveyer arranged in the rotating cylinder to rotate relative to the rotating cylinder in a relative rotating speed difference mode; a unit for supplying the sludge into the rotating cylinder; a first flocculant adding unit for adding a first flocculant into the sludge supplied into the rotating cylinder; and a second flocculant adding unit for adding a second flocculant to the sludge conveyed to the outlet of the dehydrated sludge formed in the rotating cylinder by the screw conveyer, wherein the second flocculant adding unit has an adding part partially or fully dipped in the sludge in the rotating cylinder, and the outlet of the second flocculant is arranged at the position of the part dipped in the sludge.

A juice machine includes a cutter module, and the cutter module includes a cutter turntable, a filter, and a cutter flywheel. The filter includes a bottom plate, a first side plate protruded and tilted upwardly from an external periphery of the bottom plate, a filter plate horizontally extended from the top of the first side plate, a tilted second side plate protruded upwardly from an edge of the filter plate, an opening formed at the center of the bottom plate, a plurality of first meshes formed on the first side plate, a plurality of second meshes formed on the filter plate, a plurality of third meshes formed on the second side plate. Therefore, the weight of the filter can be decreased to provide a stable filter and reduce vibrations and noises. The juice machine can enhance both juice squeezing efficiency and juice yield.

The invention discloses a compression granulator which granulates more uniformly, and comprises a double-screw type extrusion feeding device in a handpiece and a discharging barrel which is matched with the extrusion feeding device, wherein the discharging barrel is sequentially provided with a collection tray with a central hole, a distribution part and an extrusion plate, the outer part of the extrusion plate is provided with a rotary cutter with an elastic part, distribution chutes are uniformly distributed at the feeding side of the distribution part, the discharging side of the distribution part is provided with a central boss and a support block, all the distribution chutes are converged at a discharging chute, the central hole has gradual diameter change, the discharge hole of the extrusion plate also has gradual diameter change, and cooling structures are respectively arranged on screws and spiral tubes of the double-screw type extrusion feeding device. The compression granulator uniformly discharges, can adapt to larger extrusion force, processes materials with larger viscosity, operates stably, has good reliability, and is particularly suitable for processing pharmaceutical particles.