13results about How to "Fast winding speed" patented technology

The utility model discloses a novel take-up type winding mechanism for a polytetrafluoroethylene film, which relates to the technical field of winding mechanisms, and adopts the technical scheme that the novel take-up type winding mechanism comprises a case, two cross beam swing arms are connected in the case through bearings, a second connecting shaft is fixedly arranged between the two cross beam swing arms; a floating guide roller is connected between the two cross beam swing arms through bearings, a first air cylinder is installed in the machine box, the tail end of the first air cylinder is movably connected with the machine box through a rotating shaft, a connecting frame is installed at the output end of the first air cylinder, and a second connecting shaft penetrates through the connecting frame and is connected with the connecting frame through a bearing. According to the automatic winding machine, the rhythm of the whole production process is improved, the winding quality is greatly improved, the consistency and excellent quality of products are ensured, the situation of excessive stretching or insufficient tension of materials in the winding process is avoided through accurate tension control, the physical performance and quality of the materials are protected, and the labor intensity is reduced.

The invention relates to the field of shoe accessories, in particular to a counter production line and a production process thereof. A counter production line comprises an extrusion molding device, a cooling device, a winding device and a rewinding device, and the winding speed of the winding device is adjustable. The extrusion molding device comprises an extruder and an extrusion die positioned at an output port of the extruder; the extrusion die is provided with adjusting assemblies for adjusting the width of the middle and the two sides of the extrusion opening correspondingly. The adjusting assembly reduces the width of the two sides of the extrusion opening, so that the extruded sheet is in the state that the two sides are thin and the middle is thick, and secondary cutting is not needed. And when the thickness of the middle or the two sides of the produced counter needs to be adjusted, the width of the middle or the two sides of the extrusion opening is adjusted through the adjusting assembly, so that the corresponding size is achieved. And when the width size of the counter needs to be adjusted, the rolling speed of the rolling device can be increased under the condition that the extrusion speed is not changed, so that a finished product reaches the required size in the stretching process after the sheet is extruded.

The high-speed non-woven fabric winding device comprises a rack, wherein a feeding and flattening device, an atomizing high-speed traction device, a positioning device, a processing device, a discharging high-speed traction device and a cutting and winding device are sequentially arranged on the rack from left to right; according to the designed high-speed non-woven fabric winding device, the whole process is automatic, manual operation is not needed, the winding speed is high, the production efficiency is improved, meanwhile, static electricity can be removed, dust adsorption can be reduced, fluff can be scraped away in the non-woven fabric winding process, the quality of the wound non-woven fabric is guaranteed, the wound non-woven fabric can be cut, and the production efficiency is improved. The non-woven fabric winding device has the advantages that the automation degree is high, the practicability is good, and the large-scale popularization is facilitated.

The application relates to a built-in current-limiting reactor, which comprises an upper yoke, a coil and a lower yoke arranged in sequence from top to bottom, wherein the upper yoke is provided with an upper yoke frame, the upper side of the upper yoke frame is provided with an upper connecting seat, the inside of the upper yoke frame is provided with upper silicon steel sheets, the upper silicon steel sheets are insulated from the upper yoke frame and connected with the upper connecting seat, the upper connecting seat is connected with a corresponding upper clamp of a transformer, the lower yoke is provided with a lower yoke frame, the lower side of the lower yoke frame is provided with a foot pad, the inside of the lower yoke frame is provided with lower silicon steel sheets, the lower silicon steel sheets are insulated from the lower yoke frame and connected with the corresponding foot pad, the foot pad is connected with a corresponding lower clamp of the transformer, vertical screw rods are arranged between the upper yoke and the lower yoke, the upper ends of the vertical screw rods are fixedly connected with the corresponding upper connecting seats, the lower ends of the vertical screw rods are fixedly connected with the corresponding foot pads, upper lead wire rows and lower lead wire rows are arranged outside the coil, and the upper lead wire rows and the lower lead wire rows are respectively connected with corresponding low-voltage lead wire rows of the transformer. The built-in current-limiting reactor has lower cost, smaller loss, stronger short-circuit resistance, shortened production cycle and reduced installation space.

The embodiment of the invention provides a logistics tracking method and product, electronic equipment and a storage medium, and belongs to the technical field of block chains. The method comprises the following steps: acquiring an uplink request of data acquisition equipment, adding the data acquisition equipment into a block chain system under the condition that the uplink request passes verification, and constructing the data acquisition equipment as a light node; constructing a logistics management system as a consensus node, and controlling the logistics management system to perform uplink processing on the logistics data sent by the data acquisition equipment; wherein the logistics management system is a consensus node; sending an uplink result generated by the logistics management system to the data acquisition equipment; and under the condition that the data acquisition equipment receives the preset number of uplink results, controlling the data acquisition equipment to exit the block chain system. According to the embodiment of the invention, the data uplink risk can be reduced.

The application discloses a centrifugal fan air outlet structure, a fan applying the same and a combined fan, and belongs to the technical field of centrifugal fans. The centrifugal fan air outlet structure comprises an outer shell plate, an air outlet and an air inlet. The air inlet is arranged on one side wall of the outer shell plate. The other side of the outer shell plate is open to form an opening. The air outlet is arranged on one end of the outer shell plate. The centrifugal fan air outlet structure further comprises a wind guide part. The wind guide part is arranged on the upper edge of the outer shell plate connected with the air outlet. When viewed along the air outlet direction of the air outlet, the included angle between the inner side of the wind guide part facing the inner cavity and the horizontal plane is B, and 0° < B ≤ 15°. The flow rate difference of the air inlet is adjusted through the inclination angle of the wind guide part, so that the airflow turbulence at the outlet is reduced, the noise of the fan is reduced, and low-pressure surge is eliminated.

The utility model belongs to winding equipment technical field relates to a winding mould based on residual magnetic field iron core coil. Including: encircle area module block, first limit area module block, second limit area module block and set up on encircle area module block's winding machine mounting hole, utilize winding machine mounting hole and assemble winding mould on manual winding machine, improved winding efficiency. Encircle area module block is the center of winding, provides stable basis for the encircle of enameled wire, through the restriction of first limit area module block and second limit area module block, cooperate encircle area module block to form winding space, and winding space and the outer contour of target iron core coil with winding are completely matched. The utility model can ensure that enameled wire closely adheres along the surface of iron core in winding process, ensure that enameled wire is wound within the prescribed range, guarantee that the shape and size of the wound coil meet the requirements. The utility model can meet the winding requirement of non-standard iron core, and improve the winding speed of non-standard iron core.

This utility model relates to the field of dustproof covers for air-conditioned compartments, specifically a dustproof cover for the air outlet of a grain depot's air-conditioned compartment. It includes a connecting pipe with a cover mechanism on its surface. The connecting pipe is fixedly connected to the air outlet of the air-conditioned compartment, improving air exchange efficiency. Two sets of flaps are connected to the mounting components via a connecting shaft, and the flaps can rotate relative to each other along the mounting components via bearings, thus diverting the airflow and improving airflow coverage efficiency. The cover mechanism is quickly fitted and connected to the connecting pipe via the mounting components. A limiting frame restricts the installation position of the mounting components, ensuring convenient disassembly and assembly of the cover mechanism. This solves the problems of cumbersome disassembly and assembly methods and inconvenience for automatic opening and closing in most traditional cover methods. Traditional covers often use screw fastening or clip nesting, requiring special tools for individual disassembly, resulting in long single-operation times.

The air duct component comprises an air supply duct and a first air outlet duct, the first air outlet duct comprises a first air duct section, a second air duct section and a first air outlet, the first air duct section, the second air duct section and the first air outlet are sequentially arranged in the air flowing direction, and the first air duct section is connected with the air supply duct. The cross sectional area of the first air duct section is gradually increased in the gas flowing direction, and the cross sectional area of the second air duct section is gradually reduced in the gas flowing direction. The air duct component has the advantages that the vortex forming probability in the first air outlet duct is low, the air volume loss is small, and the air speed at the first air outlet is high.

The invention relates to the technical field of stator winding, in particular to a splicing block type stator winding method, which comprises the following steps of: assembling a splicing block type stator iron core and an insulating framework or slot paper to form an assembly body, or forming a plastic-coated body by adopting a plastic-coated mode on the stator iron core, assembling the assembly body or the plastic-coated body on a tool base, and assembling the assembly body or the plastic-coated body on the tool base. The distance between every two adjacent assemblies or plastic-coated bodies is larger than the diameter of the winding nozzle after enameled wires are wound on the assemblies or plastic-coated bodies, then the assemblies or plastic-coated bodies are pressed tightly through the tool pressing piece, the tool pressing piece is connected with the tool base, and finally winding is conducted in an internal winding mode through a winding machine. The winding speed is high, the efficiency is high, continuous winding can be achieved, the number of doubling thread ends is small, and the groove fullness rate can be larger than or equal to 80%.

The air duct assembly of the up-down air-out air conditioner comprises an air duct, a first air guide component and a volute tongue, the air duct comprises an air duct upper air opening and an air duct lower air opening, the first air guide component is arranged at the air duct lower air opening, and in a refrigeration mode, the volute tongue is arranged at the air duct upper air opening. In the heating mode, the first air guide component can move to a first position, the volute tongue can move to a third position, and in the heating mode, the first air guide component moves to a second position, and the volute tongue moves to a fourth position; the air passing area of the air duct lower air opening when the first air guide component is located at the first position is larger than the air passing area of the air duct lower air opening when the first air guide component is located at the second position. According to the air conditioner, the air inlet amount of air entering from the lower portion can be increased in a refrigeration mode, left side air flue vortexes caused by air inlet and air entraining are reduced, vibration noise is avoided, the problem that when a lower air outlet of the air conditioner with the upper air outlet and the lower air outlet serves as the air inlet, large vortexes are generated due to the arrangement of the air guide plate is solved, and the vibration reduction effect is improved.

The application relates to a kind of air supply mechanism of cotton picker picking head, method and cotton picker, including the air supply channel connected with fan, the air supply channel bottom is equipped with air outlet, one side of air supply channel is equipped with pressure detection mechanism to detect the pressure of cotton on one side of cotton stripping disc, pressure detection mechanism is connected with control system, the air supply channel is further fixed with jet pipe, jet pipe is connected with air compressor, air compressor is connected with control system, jet pipe is provided with multiple air outlet nozzles towards cotton conveying channel, the air supply mechanism of the application can avoid the emergence of picking head flower blocking situation, and safety is guaranteed.

The utility model discloses a textile cloth printing, dyeing, airing and collecting device which comprises a rack, a fixed wall plate and a movable wall plate are symmetrically arranged at the two ends of the rack, the movable wall plate is connected to one end of the rack through a sliding mechanism, rotating shafts are symmetrically and rotationally connected to the movable wall plate and the fixed wall plate, and the outer ends of the rotating shafts on the fixed wall plate are connected with a driving source. The inner end of the rotating shaft is connected with arm plates, an upper supporting shaft and a lower supporting shaft are symmetrically connected between the arm plates, a pressing strip is arranged above the lower supporting shaft, pressure springs are symmetrically arranged on the pressing strip, supporting rods are sleeved with the two ends of the pressure springs, and the supporting rods are connected to the upper supporting shaft and the pressing strip respectively; the cloth collecting device is simple in structure, reasonable in design and novel and unique in thought, a driving source drives an arm plate and two supporting shafts to rotate at a low speed to collect cloth subjected to impurity printing and airing, so that the winding speed is increased, the defect that manual direct collection is irregular is overcome through storage, a sliding mechanism drives a movable wall plate to move outwards, and the cloth collecting efficiency is improved. And the side arm plate and the inserting column are separated from the inserting holes of the two supporting shafts, so that the collected cloth can be taken out conveniently.