122results about How to "Fit tight" patented technology

The invention discloses equipment for longitudinally wrapping cable paper on a cable. The equipment comprises a stand, a draw gear, a collecting structure and a furling and wrapping structure, wherein the draw gear is arranged on the stand, and the cable and the cable paper pass through the collecting structure and the furling and wrapping structure by being synchronously drawn by the draw gear; the furling and wrapping structure comprises a first furling part and a second furling part, a first furling through hole is formed in the first furling part, the diameter of the first furling through hole meets the requirement that the cable and the cable paper which are collected on the same straight line can pass through the first furling through hole, the cable paper is wrapped on the cable under the constraint of the first furling through hole, and a second furling through hole is formed in the second furling part which further comprises a vacuum structure used for forming negative pressure of the second furling through hole. The equipment solves the problem that wrapping efficiency is low because a winding mode is adopted for equipment for wrapping cable paper on a cable in the prior art, and improves the wrapping efficiency by 30%-40%.

The invention relates to a printed non-woven fabric which is not prone to color fading, is simple and environmentally friendly in manufacturing process and has patterns of the watermark effect and a processing method and device for the printed non-woven fabric. The printed non-woven fabric is composed of two fiber net layers which are tangled and fixed mutually and a plurality of patterned sheets which are fixed between the two fiber net layers at intervals. The processing method for the printed non-woven fabric comprises the steps of firstly, conveying the plurality of patterned sheets to the bottom fiber net layer, then covering the bottom fiber net layer with the upper fiber net layer, coating the patterned sheets between the two fiber net layers, performing water-jet entangling fixing on the two fiber net layers, and finally, performing drying treatment to produce a non-woven fabric product. The processing device of the printed non-woven fabric comprises two molding machines, a conveying device for the sheets and a water-jet device, wherein the conveying device comprises an unwinding mechanism, a tension roller, a shearing mechanism, a sucking moving mechanism and an adsorption mechanism.

The invention discloses a production line of a building board. The production line comprises a base board conveying device, a base board transfer device, a first layer mortar laying device, an insulating layer laying device, a second layer mortar laying device, a board cutting device, a board transfer device and a board stacking device, wherein the base board conveying device is located at the front end; the base board transfer device is adjacent to the rear end of the base board conveying device; the first layer mortar laying device is connected with the rear end of the base board transfer device through a conveying belt; the insulating layer laying device is connected with the rear end of the first layer mortar laying device through the conveying belt; the second layer mortar laying device is located at the rear end of the insulating layer laying device; the board cutting device is connected with the rear end of the second layer mortar laying device through the conveying belt; the board transfer device is connected with the rear end of the board cutting device through the conveying belt; and the board stacking device is located at the rear end of the board transfer device. The production line is reasonable in design, simple in structure and convenient to use. Through the reasonable layout, the board production efficiency of the production line for producing the building boardis better, and the quality is more stable and reliable.

The method is widely applied to the fields of research of seepage behaviors of gas and liquid media in a rock-soil medium, research of migration behaviors of solutes in a rock-soil medium, and the like, and discloses a rock-soil medium horizontal seepage simulation device with an adjustable size of a sample pool; sample bases are arranged at the two ends of the device respectively, wherein a gas or liquid sample inlet pipe is fixed in each base center through a rotary plug connector; the device comprises a front stainless steel base and a rear stainless steel base; a gas inlet pipe connector is arranged near the center of the base; the interior of a barrel body is connected with a gas steel cylinder through the gas inlet pipe connector; a stainless steel sealing cap is arranged at each ofthe front and rear ends of the device separately, and a gas or liquid sample inlet pipe is arranged at the top of the device; a shaft shoulder matched with a first groove is machined on the inner sideof the bottom of each cap brim, and four sixth threaded holes are uniformly engraved in the cap brim; and the sealing caps are arranged on the periphery of the base in a sleeving mode and are tightlyfixed on the base. The rock-soil medium horizontal seepage simulation device is convenient to use and reliable in result.

The invention discloses a door-in-door on the tail part of a carriage. The door-in-door includes a door plate, the door plate is installed on a door frame on the tail part of the carriage through a sliding block, the sliding block is connected with the door plate through a pin shaft, the door plate can be overturned with a rotating shaft as the axis, a vertical power device driving the sliding block to move up and down on the door frame is fixedly installed in the door frame, and meanwhile, a turnover power device driving the door plate to overturn is arranged at the front end of the sliding block. According to the door-in-door, design is reasonable, the structure is simple, use is convenient, the door-in-door installed on the tail part of the carriage is arranged, the door plate is reasonably designed, a cargo door capable of being opened and closed is further arranged in the door plate, the door plate can be overturned and moved up and down to facilitate loading and unloading by staff, especially the height can be adjusted, loading or unloading of high-level goods in the carriage are convenient, the door plate can drive objects to move upwards or downwards, and the inconvenienceof the staff when loading or unloading in the carriage is overcome.

The invention relates to a negative-pressure forklift which comprises a forklift body, a fork leg, driving wheels and a counterweight wheel, wherein the fork leg device is arranged on the front end of the forklift body, and the counterweight wheel is arranged at the rear part of the forklift body; the counterweight wheel comprises a wheel rim capable of rotating freely around an axle; the exterior of the wheel rim is sleeved by a tire; sucking disc components are arranged at equal intervals in the circumferential direction of the tire; the disc surfaces of the sucking disc components face outwards, and necks of the sucking disc components extend towards the axle along the radial direction of the wheel rim; air guide holes opposite to the positions of the necks are formed at equal intervals in the wheel rim; the wheel rim is internally provided with a sucking pump; the sucking end of the sucking pump is airtightly clung to the inner wall of the wheel rim in a manner of facing downwards in the vertical direction; the wheel rim can rotate freely relative to the sucking pump. The forklift is relatively light in self weight, can turn and move flexibly, is capable of effectively improving the carriage efficiency and further can operate stably and safely.

The invention discloses a hand posture measurement system and method based on a flexible large deformation sensor, and the hand posture measurement system can measure and display a human hand motion in real time. The hand posture measurement system comprises three parts: a glove part, an external circuit part and a computer. The glove part is responsible for obtaining a hand posture mainly information of the bending angle of each finger joint in the motion; the external circuit is responsible for collecting a signal obtained by a capacitive flexible dielectric sensor and performing low-pass filtering on a power supply noise. The computer is responsible for processing data and converting the data obtained by the sensor into angle information, and the received real-time human posture can bedisplayed by a drawing program. The system can be, but is not limited to, used in hand posture collection for wearable devices and physician assessment of patient's hand rehabilitation during rehabilitation medical procedures.

The invention provides application of an industrial textile, and relates to the technical field of printers. The industrial textile is a net woven with single-filament material warps and single-filament material wefts; a warp structure or texture of the net is a double-layer structure; an upper layer of warps are woven with the wefts on the upper layer; a lower layer of warps are woven with the wefts on the lower layer; the upper layer of warps do not intersect with the lower layer of wefts; one warp basic unit comprises four sub units with two sub units on the upper layer and the other two sub units on the lower layer; the net is an end net, and the color of the net is common black; the application relates to application as a printer net belt. By adopting the application of the industrialtextile, the problems of a spiral net conveying belt in the prior art that size cannot be controlled precisely; stability is poor; clinging is not close; and high-speed, high-distinguishability and high-quality printing cannot be finished are solved. The application of the industrial textile has the characteristics that the size of the conveying belt is easy to control precisely; operation stability is good; a printing medium closely clings to the net belt; and high-speed, high-distinguishability and high-quality printing can be finished.

The invention discloses a vertical-ring high-gradient magnetic separator which comprises a cooling system and a mineral flushing system; the cooling system comprises a magnet exciting coil, an oil pump and a cooler; the mineral flushing system comprises a filter and a mineral flushing water pipe; the mineral flushing water pipe comprises a positive mineral flushing water pipe located on the outer side of the upper part of a revolving ring, and a negative mineral flushing water pipe located on the inner side of the upper part of the revolving ring; the magnet exciting coil comprises magnet exciting wire coils arranged in an inner cavity of a coil case; each magnet exciting wire coil is obliquely arranged in a vertically multilayer manner; the outer circumference of each magnet exciting wire coil is higher than the inner circumference of the magnet exciting wire coil; interlayer insulation filler strips are arranged among gaps of each magnet exciting wire coil in a spaced manner, and interlayer cooling liquid channels are formed; inner holes of the coil case are in waist drum shapes; and two oil inlets are formed in one end of the coil case and two oil outlets are formed in the other end of the coil case. The vertical-ring high-gradient magnetic separator is high in oil flowing speed, good in heat dissipation effect, and good in mineral flushing effect; the problem that vibration friction is generated when the magnet exciting coil is electrified is solved; the stability and the service life of the magnet exciting coil is improved and prolonged; and the requirements of the large vertical-ring high-gradient magnetic separator are met fully.

The invention relates to the technical field of inductors, and discloses annular inductor automatic winding equipment, which comprises a bottom plate, and an inductor rotating power structure is arranged at the left end of the top face of the bottom plate and used for providing power for rotation of an inductor; an inductor rotating power transmission structure is arranged at the left end of the top face of the bottom plate and used for transmitting power; a stabilizing plate is fixedly installed in the center of one side of the top face of the bottom plate, and an inductor winding power structure is arranged in the center of the top of the side wall, facing the bottom plate, of the stabilizing plate and used for providing power for inductor winding; side columns are fixedly installed at the left end and the right end of the side, facing the bottom plate, of the stabilizing plate correspondingly, and inductor winding supporting structures are arranged at the front ends of the side columns and used for supporting the inductor winding structures; and a limiting strip is fixedly installed in the center of the left end of the top face of the bottom plate, and inductor rotating supporting structures are arranged on the limiting strip and the top face of the bottom plate and used for supporting and rotating the inductor.

The invention discloses an improved steel jacket and a preparation method thereof. The steel jacket comprises a steel outer jacket and a copper alloy inner jacket. The copper alloy inner jacket comprises copper, tin and phosphorus. The mass of the tin accounts for 3%-6.5% of that of the copper, and the mass of the phosphorus accounts for 0.2%-1% of that of the copper. The copper alloy inner jacketcan further comprise nickel with the mass accounting for 0.05%-0.1% of that of the copper. The preparation method includes the steps that the steel outer jacket is heated to 300-480 DEG C, and then the copper alloy inner jacket is squeezed into the steel outer jacket. The copper alloy inner jacket and the steel outer jacket are in interference fit. According to the improved steel jacket and the preparation method thereof, the hardness and high-temperature resistance of a copper alloy shaft sleeve are further improved by adjusting the contents of the tin and the phosphorus in copper alloy; andmeanwhile, the proper steel outer jacket is adopted to replace the copper alloy, the using amount of the copper is decreased, cost is reduced and the strength of the shaft sleeve can be better increased through the steel outer jacket.

The invention provides a semi-automatic paper bag bottom pasting machine comprising a paper bag feeding mechanism. The paper bag feeding mechanism is sequentially provided with bag bottom spreading mechanisms, an adhesive spraying mechanism and a bottom pasting and compacting mechanism according to the paper bag advancing sequence. The bag bottom spreading mechanisms are symmetrically arranged onthe two sides of the upper portion of a feeding channel. Each bag bottom spreading mechanism sequentially comprises a spreading mechanism and an initial compacting mechanism which are sequentially installed on a bag bottom spreading machine frame. The paper bag feeding mechanism comprises a feeding base, feeding support plates and a feeding clamping mechanism. The bottom pasting and compacting mechanism comprises bottom pasting and compacting supporting plates, a bottom pasting and compacting installation plate, a bottom pasting mechanism and a compacting mechanism. The semi-automatic paper bag bottom pasting machine is novel in structure, production and manufacturing are convenient and rapid, and batch bottom pasting and compacting of paper bags can be achieved through a low production cost; in the bottom pasting and compacting process, a reinforcing paper sheet is accurately pasted to the bottom of the paper bag, press fitting and compacting of the reinforcing paper sheet are conducted, and therefore the production quality of the paper bag is guaranteed; and operation is stable, and the semi-automatic paper bag bottom pasting machine is suitable for use and popularization among small and medium-sized enterprises.

The invention belongs to the technical field of attaching strip splitting machinery, and particularly relates to a foam cotton adhesive attaching device. The foam cotton adhesive attaching device comprises a machine frame, an upper support frame, a lower support frame, an upper gas cylinder, a lower gas cylinder, a gas guide pipe, an upper scraping plate, a lower scraping plate, an adhesive tape roller, a foam cotton rolling wheel, a cutting cutter, an installing frame, a control unit and a gas supply device, wherein the gas is simultaneously supplied to the upper gas cylinder and the lower gas cylinder through the gas supply device; the simultaneous action of the upper scraping plate and the lower scraping plate can be realized; the foam cotton attaching precision is improved. By controlling the gas supply quantity of the gas supply device on the upper gas cylinder and the lower gas cylinder, the swinging angle of the upper scraping plate and the lower scraping plate is adjustable, sothat the gap between the upper scraping plate and the lower scraping plate is adjustable; the goal of producing different specifications of foam cotton is achieved; raw materials of various specifications are processed by using one kind of equipment, so that the production cost is reduced; the production efficiency is improved.

The invention discloses a square coupler template reinforcing device easy to disassembly and assembly. The square coupler template reinforcing device easy to disassembly and assembly comprises a framebody (1), longitudinal main arrises (5) and transverse main arrises (9); a plurality of lateral transverse arrises (2) are connected to the end surfaces of the two ends of the frame body (1) in a spaced manner; one pair of longitudinal main arrises (5) is detachably connected to the plurality of lateral transverse arrises (2) at the two ends of the frame body (1), respectively; the two ends of the transverse main arrises (9) are connected between one ends of the pair of longitudinal main arrises (5) in a slideable manner, respectively; the pair of transverse main arrises (9) can slide in thelength directions of the longitudinal main arrises (5) and stick to the end surfaces of the two sides of the frame body (1); and the pair of longitudinal main arrises (5) and the pair of transverse main arrises (9) are movably connected to form a rectangular frame structure tightened around the frame body (1). The square coupler template reinforcing device easy to disassembly and assembly has theadvantages that the square coupler template reinforcing device easy to disassembly and assembly can be adaptively adjusted according to the dimension of a building template; the strength of a connection node is high; and the stability of the building template can be guaranteed so that the working efficiency is enhanced; the assembling and disassembling are convenient and fast; the practicability is high; the university is high and so on.

The invention relates to a compression molding method of an antenna housing and a pre-compaction mold, and belongs to the technical field of composite material compression molding. The problems that in the existing compression molding process, when a female mold and a male mold are assembled, fiber extrusion, protrusions or cavities and material shortage are generated at the mold assembling position, so that fiber breakage is caused, and the mechanical strength of the mold assembling position is influenced are solved. The compression molding method of the antenna housing includes the followingsteps: 1, analyzing the structure of a workpiece, and determining a portion prone to go wrong during compression molding of the workpiece; 2, designing a plurality of thickness gradients according tothe thickness of the portion with larger thickness of the workpiece; 3, designing the pre-compaction mold; 4, conducting laying and pre-compaction; and 5, conducting mold assembling and curing molding. The pre-compaction mold is used for local compaction multiple times, the situations of fiber extrusion, protrusions or cavities and material shortage at the mold assembling position are avoided, then fiber breakage is avoided, and the mechanical strength of the mold assembling position is guaranteed.

The invention discloses a high-rise escape combination device. The high-rise escape combination device comprises a rail escalator, an escape trolley, a braking mechanism and a pulley supporting mechanism; the rail escalator and the escape trolley are connected through the pulley supporting mechanism, and the escape trolley is located below the inner side of the rail escalator; the pulley supporting mechanism is arranged above the escape trolley and is clamped on the rail escalator; the braking mechanism is arranged on the escape trolley and the pulley supporting mechanism; and the high-rise escape combination device is light and convenient, does not occupy space, can be quickly unfolded when being used, and is convenient to take. According to the high-rise escape combination device, the centrifugal force is buffered through a centrifugal force movable joint, so that the escape personnel can be ensured to be tightly attached to the escape trolley. The high-rise escape combination devicedoes not need to be frequently maintained and is high in reliability.

The invention discloses a coil shaping device and method for a wire stator, which are used for shaping the coil of the wire stator of an axial magnetic field motor. The coil shaping device includes atraction mechanism and an outer ring shaping mechanism. The traction mechanism can drive various traction arms to enable a coil located on a stator core outer ring and the stator core outer ring to betightly attached, so as to achieve the purpose of shaping the coil outer ring of the wire stator. A driving component is configured to move various pressing arms toward the axis of a circular throughhole in the radial direction such that various pressing blocks can press the circumferential outer surface of the coil. During the shaping process, no sliding friction exists between the pressing blocks and the coil, which can effectively avoid wire damage during the shaping of the coil. In addition, through the stepwise operation or synchronous operation of the traction mechanism and the outer ring shaping mechanism, the outer ring of the coil of the wire stator can be made more flat and standardized.