114results about How to "Well oriented" patented technology

The invention discloses an electrostatic spinning collection device and electrostatic spinning equipment with the device. The device comprises a directional fiber collector and a rotatable planar fiber receiver, wherein the directional fiber collector comprises a rotating shaft, two parallel disks mounted on the rotating shaft and a driving unit coupled with the rotating shaft; negative voltage is applied to the disks; fibers formed by splitting charged jet flow released from a positive voltage end are suspended between the two parallel disks in a directional manner; the rotatable planar fiber receiver comprises a receiving disk, and a rotation driving mechanism and a reciprocating driving mechanism which are coupled to the receiving disk; the reciprocating driving mechanism is used for supporting the receiving disk to get into or get out of a space between the two parallel disks; the rotary driving mechanism is used for rotating the receiving disk so as to adjust an angle of the fibers collected to the disk surface of the receiving disk. The invention also discloses an electrostatic spinning collection method using the electrostatic spinning collection device. The fibers electrically spun by the electrostatic spinning collection device are high in directing degree and are suitable for constructing highly ordered fiber tissue structures.

The invention relates to a central clutch release means, comprising: a housing; a piston which serves to actuate a clutch assembly, is guided axially movably in the said housing and is connected to the inner ring of a disengagement bearing; and a preloading spring bearing ring which is in operative contact with the inner ring, wherein the common unit comprising piston, preloading spring bearing ring and inner ring is arranged such that it can be moved translatorily relative to the housing, and at least the preloading spring bearing ring comprises a material which disrupts magnetic fields, wherein a sensor is attached to the housing in order to sense the position of the preloading ring bearing ring, wherein the preloading spring bearing ring is lengthened axially to such an extent that it is in immediate operative connection with the sensor during the axial displacement of the piston over the entire distance of the latter.

The invention provides a ceramic tile seam filling device and belongs to the field of ceramic tile mounting devices. The ceramic tile seam filling device comprises a storage battery, a material pressing component, a shell, wheels, a driving motor I, a driving motor II, a transmission case, springs, a sliding rod, brush rollers, a transmission shaft I, a forward extension plate, driving motors III,a material injecting component, a flexible pipe, a transverse plate I, a guide pipe, a peristaltic pump, a transverse plate II, a guide plate, a material scraping component and a material plasteringcomponent, wherein the material pressing component is arranged at the middle position of the shell; the storage battery and the peristaltic pump are mounted on the upper surface of the shell; the material injecting component is arranged at the lower part of the material pressing component and is connected with the material pressing component through the flexible pipe; the sliding rod is arranged at the middle position of the material injecting component in a penetration manner; two springs are arranged on the sliding rod; the material injecting component is arranged at a middle position between the two springs; the forward extension plate is arranged at one end of the shell. According to the ceramic tile seam filling device, the material pressing component is capable of supplying powerfulpressure to the filling agent; the material pressing component is used for beautifying the filled ceramic tile seams; a better filling effect is achieved.

The invention relates to a sensor arrangement (1) for a vehicle, in particular for determining a rotational speed and/or a direction of rotation, wherein a sensor element (11) and a connection cable (16) are at least partially encased with plastic by means of injection moulding in order to form a sensor housing (10), and wherein the sensor housing (10) is connected to a fastening tab (30) which comprises a base body (32) having fastening means (38), and to a corresponding method for producing such a sensor arrangement (1). According to the invention, the fastening tab (30) comprises an insertion sleeve (34) which is connected to the base body (32) and into which a sensor housing body (12) of the sensor housing (10) is inserted, wherein the sensor housing (10) and the insertion sleeve (34) each comprise fixing means which are designed in such a manner that there are different angular positions for fixing the sensor housing (10) and the fastening tab (30), wherein the sensor housing (10) and the fastening tab (30) are fixed in one of the different angular positions with respect to one another.

The invention relates to a sorting device for a solar battery pack. The sorting device consists of a transferring component, an electric control component and seven sorting components, wherein the sorting components are arranged side by side; and the transferring component and the electric control component are arranged on the side of one sorting component. Compared with the prior art, the sorting device has small movement range, and is stable in carrying and transportation, quick in movement, high in compatibility and applicable to components of different specifications, the equipment utilization rate is improved, relative friction during sorting and transportation is avoided and orientation performance is high; the border edges of the components are free of rubber marks, so the fragmentrate of the sorting device is controlled to be zero, the automatic integration degree of a production line is increased and the preparation for automatic package is made; furthermore, the production efficiency is improved and the labor cost is saved.

The invention discloses an integral advancing scraping and rolling compound cutter for flexibly boring, scraping and rolling. A scraping head, a boring head and a rolling head are integrated, and scraping and rolling processing are performed during advancing. The integral advancing scraping and rolling compound cutter is simple in overall structure, is convenient to manufacture, and is low in cost; high-accuracy size and shape control and good guidance can be realized, scraping becomes smoother, and wave marks and errors on a processing surface of an inner hole in a previous procedure can be eliminated, so that a completed surface becomes smoother, and a better surface profile is formed; and moreover, a plurality of processing procedures are completed continuously, so that processing time is saved.

The invention relates to an improved wide-width horizontal type mini-tiller which has various safety measures. A safety following upper guard plate, a safety following rear guard plate and left and right safety guard frames are used, slime is reduced, winding grass is cut off, working efficiency is improved, and the mini-tiller is safer, up to standard and convenient to observe, a safety resistance fork wheel is not easy to incline and easy to guide, and transportation cost can be lowered by a movable guard plate or a detachable plate. The mini-tiller has a reverse gear and is convenient for an operator to use on farmland edges, a handle is provided with an anti-misoperation device, a handrail has three gears for adjusting height and has five gears for adjusting angles left and right, and a mud-blocking rod has four gears for adjusting height. Rotary blades have a mutually overlapping phase difference, have end teeth favorable for the sharpness of a sawtooth blade, and have an external guard plate assembly, and accordingly safety is further improved. Two external guard plates are function wave external guard plates, so safety protection function is achieved, and furthermore, due to the function wave external guard plates, the mini-tiller is pressed and deforms and then bounce back, and has functions of wide-width vibration reduction, increased vitality and multipoint balancing.

The invention discloses a high-stability rolling machining device for explosion-proof aluminum foil and a using method thereof. The device comprises a support, a first pinch roll is rotationally arranged on the front surface of the support through a first bearing pedestal, a cross beam block is arranged at the top end of the support, and a second pinch roll is rotationally connected to the lower surface of the cross beam block through a bearing pedestal and a bearing; and the second pinch roll and the first pinch roll are located on the same plane, a mounting plate is fixed to the lower end ofthe front surface of the support, and a fixing block is arranged on the front surface of the mounting plate. By arranging a limiting roller, a movable block, a fixed block, a limiting block, a secondball, a connecting rod and a heat dissipation hole, it is convenient to prevent an aluminum foil material from deviating and inclining leftwards and rightwards when the aluminum foil material is pinched, and the pinching effect is improved conveniently; and through an air guide block, a connection thread pipe and an air guide pipe, poor cooling effect on the surfaces of the second pinch roll andthe first pinch roll and larger thermal fatigue damage to the surfaces of the second pinch roll and the first pinch roll are avoided.

The invention discloses a preparation method of a stable aligned carbon nanotube-reinforced composite material. The method is characterized by specifically comprising the following steps: (1) pretreatment of a carbon nanotube; (2) magnetic treatment; (3) preparation of aluminum coated powder; (4) preparation of reinforced carbon nanotube; and (5) preparation of the composite material. The carbon nanotube is firstly pretreated, and the prepared acidified carbon nanotube contains hydroxyl and carboxyl, so that the reaction activity of the carbon nanotube is greatly increased; the orientation degree of the carbon nanotube after magnetic treatment is good, so that obtaining of the doped aligned carbon nanotube composite material with any thickness by extrusion in the later period is facilitated; an ultrasonic dispersion technology is adopted by preparation of the aluminum coated powder, so that the agglomeration phenomenon is reduced, and the dispersity and the stability of the aluminum coated powder are improved; the tensile strength of the composite material of the carbon nanotube obtained by thermal extrusion is 43MPa, and the compression strength is 125MPa.

Disclosed is a wide horizontal mini-tiller. Various safety measures are provided, and safety follow-up upper guard boards, safety follow-up rear guard boards and left and right safety guard frames are used, so that slime is reduced, winding grasses are cut off, the work efficiency is improved, and the mini-tiller is safe and up to standards and convenient to observe, a safety resistance fork and wheel assembly is not prone to inclination and can perform guiding easily, and by the aid of the movable guard boards or detachable boards, transportation costs can be reduced; the mini-tiller is provided with a reverse gear, so that usage of the mini-tiller by an operator at the tilling land edge is facilitated; an anti-misoperation unit is arranged on a handle, top and low three adjustable gears are arranged at the handrail height, five adjustable gears are arranged at the left-right angle of a handrail, and top and low four adjustable gears are arranged at the height of a slime-resistant rod; overlapping phase differences are formed among rotary blades, and end teeth are arranged on the rotary blades, so that saw-tooth blades are sharp.

The invention provides a welding method of a nuclear power steam generator. A tube and a tube plate of the nuclear power steam generator are welded through laser welding and the depth-width ratio of awelding seam is large; the fusion depth can be remarkably improved and defect that the root of the welding seam is not fused is effectively eliminated. Compared with traditional tungsten argon arc welding, the local fusion depth of a gap between the tube and the tube plate is improved by 2 times or more in a laser welding process; meanwhile, the welding efficiency is improved by 5 times or more.

An integrated protection system for roadside safety and noise has the advantages of preventing anout-of-controlledvehiclefrom running out the road, providing a good guide for the out-of-controlledvehicle and preventing the runaway of the out-of-controlledvehicle, reducing the degree of casualty in traffic accidents and blocking the spread of traffic noise on the road and reducing the acoustic environment pollution to a roadside residential area. The integrated protection system for roadside safety and noise is characterized in that a concrete fence on the roadsideis included; and a noise reduction device is arranged on the top of the concrete fence; the inner side of the lower part of the noise reduction device, facing the road, is provided with a guide beam.

The invention discloses a combined drilling bottom-enlarging pile-planting construction method. The combined drilling bottom-enlarging pile-planting construction method comprises the following steps:1) preparing before construction; 2) installing two groups of power head assemblies; 3) carrying out drilling cutting by the power head assemblies as well as drill rods, spiral drill rods and drill tools thereof; 4) rotating multi-section drill rods at the left sides of vertical columns to the left and connecting the multi-section drill rods with the power head assemblies and the lower-end drill rods; 5) continuing to carry out drilling cutting by the power head assemblies, the drill rods, the spiral drill rods and the drill tools; 6) carrying out bottom-enlarging working by the power head assemblies; 7) carrying out guniting and stirring working by the power head assemblies, the drill rods, the spiral drill rods and the drill tools; 8) lifting and detaching the drill rods and the drill tools; and 9) planting a precast pile. According to the combined drilling bottom-enlarging pile-planting construction method, accurate butting locking among the drill rods which are fixedly installed atthe lower ends of the power head assemblies is ensured through the rotation of the vertical columns, drilling and tunneling, stirring and reaming working are realized, the surface smoothness of the hole wall of the formed hole is improved, and frequent butting and detachment among the drill rods, and between the drill rods and the drill tools are avoided, so that the working intensity of operating personnel is reduced, the drilling pile-planting working efficiency is increased, the pile-planting construction quality is effectively ensured, and the purchase cost for equipment is lowered.

The object of the present invention is to provide an alignment method that prevents the flexible printed circuit board from being caught on the guide pins used for alignment when the alignment is performed in the flexible printed circuit board processing step, and the guide pins used in the method. pin. The alignment method is a method of inserting a guide pin through a guide hole of a flexible printed circuit board so as to align the flexible printed circuit board at a specified position. The guide pin (1) formed by the above method is used to align the flexible printed circuit board (3). The guide pins are guide pins used in this alignment method.

The invention discloses a method for extruding a frozen camphene/silicon nitride body to prepare oriented porous silicon nitride ceramic. The preparation method comprises the steps that firstly, solid powder obtained by mixing a sintering additive and silicon nitride powder and a certain amount of molten camphene dissolved with an organic addition agent are mixed to obtain uniform systematic slurry; secondly, the uniform systematic slurry is subjected to oriented freezing to obtain the frozen body, the obtained frozen body is subjected to heat treatment and then is extruded at certain rate, and then vacuum drying is performed to obtain a green body of the highly-oriented porous silicon nitride ceramic; sintering is performed in the nitrogen protection atmosphere to obtain the oriented porous silicon nitride ceramic after heating and glue discharging. The preparation method has the advantages that a preparation process is simple, the orientation degree of a prepared sample is high, porosity is high and the quality of the ceramic is easy to control.

The invention relates to a rolling installation (1), which has at least two work rolls (2, 3), which are each mounted in a rolling stand (6) via work roll chocks (4, 5), wherein at least A work roll (2, 3) can be adjusted in the rolling stand (6) in particular vertically relative to the other work roll (2, 3) in order to set a desired roll gap, wherein at least one work roll (2, 3) It is in active connection with the bending mechanism (7), through which the work roll can be loaded with a bending moment, and wherein the work roll chocks (4, 5) are designed to bear the force generated by the bending mechanism (7) The force has side projecting arms (9, 10) viewed from the work roll (2, 3) axis (8). In order to improve the adjustability of the rolling unit over a large lift, according to the invention it is provided that the elements (11) of the pressure-generating bending mechanism (7), in particular the pistons and the work roll chocks (4, 5) Between the protruding arms (9, 10) there is arranged a pressure transmission element (12) which is movable relative to the rolling stand (6), especially in the vertical direction.