36 results about "Threading (manufacturing)" patented technology

The invention discloses a direct untwisted yarn glass fiber warp beam manufacturing process, which comprises the following steps that a single untwisted yarn is manually led out from a creel, sequentially passes through a hole in a yarn guide porcelain plate, a second auxiliary roller, a first auxiliary roller, a raddle and a third auxiliary roller, and is finally connected to a warp beam, and the yarn is ensured not to be wound and crossed in the threading process, so that the untwisted yarn is directly spun. The denting density is consistent with the design of a warp beam, and then tension is set, so that an electronic tension system in a case adjusts the tension of each yarn in real time; a third motor is started to drive the rotating shafts to rotate, the rotating shafts on the two sides and the lead screws synchronously rotate under belt connection, the ball sliding blocks and the limiting barrels are driven to slide along the sliding rails, the distance between the limiting barrels and the warp beam is shortened, and the limiting barrels are attached to the untwisted yarn; meanwhile, the first motor drives the push rod to rotate through the rotating disc, so that the push rod slides along the sliding groove of the sliding groove plate, the push rod and the sley are driven to reciprocate in the horizontal direction, and the untwisted yarn can be evenly wound on the warp beam to avoid accumulation.

The application provides a cabling device of a superconducting cable, and belongs to the technical field of cable manufacturing. The cabling device comprises a pay-off system, a stranding system and a take-up system arranged in sequence along a first direction. The pay-off system is used for releasing strands, and the take-up system is used for taking up the stranded body. The stranding system comprises a base, a stranding disc and a driving member. The base is fixedly connected to the ground. The stranding disc is rotationally connected to the base. The stranding disc comprises an inner disc, an outer disc arranged at the outer periphery of the inner disc, a support roller fixedly connected between the inner disc and the outer disc, and a plurality of threading rings which are detachably connected to the support roller. A threading hole is formed through the center of the inner disc. The driving member is transmissionally connected to the stranding disc and is used for driving the stranding disc to rotate with the horizontal direction as the rotation axis. The application improves the applicability of the stranding disc.

The utility model belongs to the field of lining oil pipe production equipment, and particularly relates to a pipe penetrating device for lining oil pipe production, which comprises a lining pipe supporting assembly, a base pipe supporting assembly and a lining pipe traction assembly which are sequentially arranged from left to right, the lining pipe traction assembly comprises a traction frame, and a positioning plate is vertically arranged on the left side of the traction frame. A rope penetrating hole penetrates through the positioning plate, an internal thread positioning sleeve is arranged corresponding to the rope penetrating hole, a positioning ring groove is formed in the outer side of the internal thread positioning sleeve, a clamping plate capable of moving in a reciprocating mode is connected to the positioning plate through a guide assembly, and a U-shaped clamping opening correspondingly matched with the positioning ring groove is formed in the clamping plate. A winch is installed on the installation plate, and a traction rope of the winch is connected with a lining pipe fastening assembly. Only a plurality of frame bodies and winches are arranged, the structure is simple, and the manufacturing cost is low; the lining pipe can penetrate through the base pipe by pulling the lining pipe through rope winding operation of the winch, and operation is easy, convenient and fast.

The utility model discloses an auxiliary thread rolling mechanism for a stud of an irregular flange, and belongs to the field of machining equipment of thread products. The mechanism comprises a material pushing assembly which is arranged between a feeding assembly and a thread rolling assembly and can push parts in a feeding channel into a thread rolling channel, the material pushing assembly comprises a material blocking unit, and a material blocking plate of the material blocking unit can open or shield the feeding channel; the material pushing unit comprises a material pushing plate, a material pushing driving source is arranged on the material pushing plate, the material pushing plate is provided with a material supporting block in a matched mode, the material supporting block is fixedly arranged, after the feeding channel is opened, the parts are conveyed to the position above the material supporting block, and the material supporting block supports the parts. The problems that in a traditional thread rolling feeding mode, products are inclined, consequently, thread plates are clamped and damaged, continuous production cannot be conducted, and manual feeding assistance is needed are solved, the equipment can prevent toppling, the products of the type can be continuously and mechanically produced, the manufacturing efficiency is remarkably improved, and the human input and the machining cost are reduced.

The invention provides a needle plate with twisting needles, belongs to the technical field of machinery, and solves the problem that an existing needle plate is poor in use effect. The needle plate with the twisting needles comprises a body, wherein a plurality of clamping grooves are formed in the left side and the right side of the body respectively; the threading needles are arranged at the top of the body in a row, the threading needles and the body are integrally arranged, each threading needle comprises a needle threading part and a twisting part, the twisting parts are connected with the body, threading holes are formed in the needle threading parts in a penetrating mode, and the threading holes are coaxially arranged. The method has the advantage of being good in use effect. The invention further provides a manufacturing method of the needle plate with the twisting needles.

The application relates to the field of steel rolling technology and discloses a control method of a cold rolling mill. The method comprises the following steps: collecting rolling force and bending force of each rack in the cold rolling mill at a first set rolling speed, and a position difference of a pressing cylinder between a working side and a driving side of each rack as rolling force setting, bending force setting and leveling setting of the corresponding rack when the cold rolling mill starts; obtaining actual tension between adjacent racks in the cold rolling mill; if the actual tension between the adjacent racks is equal to zero, building tension for the racks between the out-of-tension rack and the last rack; if the actual tension between the adjacent racks is greater than zero, or after building tension for the racks between the out-of-tension rack and the last rack, adjusting the rolling force, the bending force and the position difference of the pressing cylinder of each rack to the given data; and controlling the cold rolling mill to start according to a starting threading speed. The technical scheme can improve the production stability and manufacturing capacity of the cold continuous rolling mill.

To provide a method for controlling the passing speed of a tandem rolling mill by which the deterioration in the accuracy of the width of a checkered steel sheet is suppressed.SOLUTION: The sheet passing speed control method includes a calculation step of calculating an added sheet thickness obtained by adding a sheet thickness increase due to streaks of a checkered steel sheet to a base material sheet thickness, a determination step of determining a roll peripheral speed of the finishing rolling stand by mass flow control using the added sheet thickness, and a control step of performing control such that a roll peripheral speed of the finishing rolling roll becomes the roll peripheral speed determined in the determination step.SELECTED DRAWING: Figure 1

The application relates to the technical field of high-speed toll islands, in particular to a high-speed toll island body mechanism. The high-speed toll island body mechanism comprises a plurality of sequentially connected installation units. At least one threading assembly is arranged in the installation unit. The threading assembly comprises a mounting seat and a cover plate. The mounting seat is provided with a threading space. The cover plate is connected with the mounting seat and has a first state of closing the threading space and a second state of opening the threading space to form an opening. In the first state, the cable can be closed in the threading space. In the second state, the cable can enter and exit the threading space through the opening. The problems that the high-speed toll island body is formed by pouring concrete, the manufacturing period is long, and the cable is laid in the island body formed by pouring concrete, which causes inconvenience to the later line maintenance are solved.

A fastener with improved threading for resisting multi-axial forces and off-axis loading scenarios is provided. The fastener may include a shaft and a plurality of helical threads disposed about the shaft. A method of manufacturing the fastener may include contacting at least one first-stage die to the fastener to form an initial helical threadform disposed about a shaft of the fastener and contacting at least one second-stage die to the fastener to deform the initial helical threadform, thus forming a modified helical threadform.

The application discloses an automatic equipment for producing double-row-hole twisted wire brush, and relates to the technical field of intelligent manufacturing. The equipment comprises a rack, a chip mechanism, a feeding mechanism, a wire cutting mechanism, a wire hooking mechanism and a wire twisting mechanism arranged on the rack. The equipment is provided with an intermittent self-rotation work station, a transversely movable positioning feeding and wire twisting assembly, a wire cutting mechanism with double cutting positions and a wire hooking structure capable of synchronous lifting and transverse movement, and realizes automatic alignment, wire threading, cutting, hooking and twisting operations on the inner and outer row mounting holes of the brush disc. Especially when processing the outer row holes, the transverse offset compensation of the feeding path and the twisting head position effectively solves the torque transmission difference caused by the double-row structure, and ensures the consistency of the twisted wire forming quality. The equipment has compact structure, clear beat, strong adaptability, good non-obviousness and good industrial application prospect.

This application provides a drawstring threading device and its method for use in the field of tote bag manufacturing technology. It includes a worktable, a bag-supporting assembly, and a drawstring threading assembly. The bag-supporting assembly is disposed on the worktable and has a receiving groove with an opening at the top. The bag-supporting assembly can open the bag body and align the mounting hole with the receiving groove. The drawstring threading assembly includes a drawstring storage unit, a drawstring clamping unit, and a driving component. The drawstring storage unit can store the drawstring and has a drawstring outlet on its side near the receiving groove. One end of the drawstring extends out of the drawstring storage unit through the drawstring outlet. The driving component can drive the drawstring clamping unit to move back and forth between the drawstring outlet and the receiving groove. When the drawstring clamping unit is close to the receiving groove, it can clamp and pull the drawstring. When the drawstring clamping unit is in contact with the bag body on the bag-supporting assembly, the drawstring on the clamping unit can pass through the mounting hole and be inserted into the receiving groove. When the drawstring clamping unit is away from the receiving groove, the drawstring can be released. This application enables automatic drawstring threading of tote bags.

This application relates to a method and apparatus for self-folding origami structures based on a twisted-pair driver. The method includes: placing a twisted-pair driver on a ring-shaped base and forming an origami structure at the center of the base; calculating the threading method of the self-folding scheme based on the crease distribution characteristics of the origami structure and the displacement constraint principle under quasi-static conditions; threading the wires according to the threading method in the actual origami structure, and enabling the twisted-pair driver after threading, so that the wires are twisted together by the rotation of the motor of the twisted-pair driver, and the actual origami structure is folded by the force generated by the displacement constraint. This solves the problems of related technologies being difficult to apply to folding large-sized origami structures or origami structures with high stiffness at the creases, and having problems such as stringent environmental requirements, insufficient driving force, system complexity, and high manufacturing costs.

The manufacturing method of the coating sheath for the rope comprises the following steps that S1, sheath weaving is conducted, specifically, fibers are selected to be wound and woven to obtain prefabricated plied yarns, and the prefabricated plied yarns are woven through a weaving machine to obtain the sheath; s2, cutting and stringing are conducted, specifically, the sheath in the step S1 is cut according to the preset length, a plurality of stranded ropes are selected as guide ropes to penetrate through the sheath, and the guide ropes are fixed to the end of the sheath; s3, finishing a surface layer coating, namely coating the sheath in the step S2 in a manner of padding for multiple times and drying in sections; s4, tail end hardening coating finishing, wherein the end of the sheath coated with the coating in the step S3 is subjected to hardening treatment and aired; and S5, the tail end is cut flat, and the end part of the sheath in the step S4 is cut. According to the cable sheath, the weather resistance of the sheath is improved by arranging the coating, and the cable sheath is of a flexible structure, so that damage caused by hard-to-hard is avoided after the cable sheath is arranged on the cable in a covering manner. The cable can be directly sleeved with the locking structure, and then the locking structure is arranged in a segmented mode so that the locking structure can be fixedly connected with the cable in a segmented mode.

The invention discloses ship air conditioner cooling fin integrated manufacturing equipment in the technical field of cooling fin assembling, which comprises a driving part and a plurality of parallel guide pins, and further comprises a movable base, an advancing and retreating elastic part and a correcting mechanism, the movable base is mounted on the driving part, each guide pin is connected with the movable base through a sliding part, and the correcting mechanism is mounted on the movable base. The sliding piece can enable the guide needle to slide back and forth and left and right relative to the movable base; the advancing and retreating elastic piece is installed in the movable base and used for providing elastic reset force in the front-back direction for the guide needle. When the guide needles penetrate into the fins and are influenced by frictional resistance to control the advancing and retreating elastic pieces to stretch out and draw back to generate front-back dislocation, the correcting mechanism can control the advancing guide needles to deviate leftwards and rightwards towards the lagging guide needles; the problems that in the cooling fin assembling process, due to local hole position deviation, the resistance of a guide pin is suddenly increased, active correction in the left-right direction is lacked, the pin is clamped, the fin is damaged, and the pin threading success rate is suddenly decreased along with fluctuation of punching precision are solved.

A silicon carbide substrate includes a first main surface, a second main surface, a threading screw dislocation, and a blind scratch. The second main surface is located opposite to the first main surface. The threading screw dislocation extends to each of the first main surface and the second main surface. The blind scratch is exposed at the first main surface and extends linearly as viewed in a direction perpendicular to the first main surface. A value obtained by dividing an area density of the blind scratch by an area density of threading screw dislocation is smaller than 0.13.

The utility model discloses a reinforcing band combination mold core device for a composite pipe, which comprises a comb tooth assembly and a base assembly, the comb tooth assembly is positioned at the upper part of the base assembly, the comb tooth assembly is detachably connected with the base assembly, the comb tooth assembly comprises an inlaid strip cover plate and a comb tooth seat, and the inlaid strip cover plate is detachably connected with the comb tooth seat. The base assembly comprises a front base and a rear base. And the comb tooth assembly is connected with the base assembly through a lengthened screw rod which is longitudinally arranged. The reinforcing band combined mold core device for the composite pipe has the following advantages: 1, the comb tooth part is detachable, the weight is light, the threading is convenient, and the wire arrangement efficiency is high; 2, only the comb tooth part is made of a wear-resistant material, so that the manufacturing cost of the mold core is reduced; and 3, when the comb tooth part is damaged, only the comb tooth seat needs to be replaced, and half of the comb tooth mold core does not need to be replaced, so that the maintenance cost is reduced.

The utility model relates to the metallurgical industry cold-rolled plate strip production and manufacturing technical field, especially a hot-rolled strip steel threading head device, it includes, threading component, threading component includes threading piece, sets up threading hole spare on threading piece, connecting component, connecting component includes threading rope spare set up on threading hole spare, it can effectively apportion threading tension, improve the tearing resistance, and threading head portion is not easy to arch when driving threading strip steel threading, improves the passability of threading head portion, and need not repeatedly make the head and dismount equipment accessory etc. , save time and effort, and once threading success rate is improved.

The utility model relates to the technical field of CCS integrated busbar manufacturing, in particular to a CCS integrated busbar wire binding tool. And a positioning hole is formed on the insulating bracket of the CCS integrated busbar. The CCS integrated busbar binding tool comprises a substrate, a threading guide plate and a positioning pin assembly. The plurality of threading guide plates are linearly arranged along the length direction of the substrate and are fixed with the substrate. A threading guide groove is formed in the threading guide plate. The multiple positioning pin assemblies are linearly arranged in the length direction of the base plate, and the base plate serves as an insertion foundation. The plurality of positioning pin assemblies cooperate with each other and are assisted by the positioning holes, so that the CCS integrated busbar to be bundled is positioned, and under the condition, the threading guide grooves and the threading holes are kept aligned. In the whole process of threading operation, a worker does not need to turn over the CCS integrated busbar in the circumferential direction, and after a flexible wire harness is collected to penetrate through one threading hole, the flexible wire harness can automatically penetrate out of the adjacent threading hole under the guide effect of the threading guide groove.

The utility model belongs to the technical field of wire passing die manufacturing, and particularly relates to a single-stranded aluminum foil wire passing die which comprises a die body, an aluminum foil wire passing hole is formed in the center of the die body, and magnetic holes are formed in the positions, on the two opposite sides of the aluminum foil wire passing hole, of the die body respectively. According to the single-stranded aluminum foil wire passing die, the mode that the two opposite sides of the aluminum foil wire passing hole in the die body are each provided with one magnetic hole for a core wire to pass through is adopted, so that the core wire cannot be abraded and scratched, and the problem that an existing wire dividing die is prone to causing the core wire to be abraded and scratched is solved.

A fastener with improved threading for resisting multi-axial forces and off-axis loading scenarios is provided. The fastener may include a shaft and a plurality of helical threads disposed about the shaft. A method of manufacturing the fastener may include contacting at least one first-stage die to the fastener to form an initial helical threadform disposed about a shaft of the fastener and contacting at least one second-stage die to the fastener to deform the initial helical threadform, thus forming a modified helical threadform.

The application discloses a load-bearing fabricated wallboard and a manufacturing method thereof. The wallboard core is provided with an inner channel to reduce the self-weight and be used for threading; the peripheral component is enclosed and fixed around the wallboard core; the end face seal head is respectively provided with a through hole aligned with the hole of the two ends of the inner channel, so as to facilitate the pouring of the inner channel; the pipe body is provided with a through flow port on the inner side of the wallboard core, and the outer side of the pipe body is further connected with a pouring port, and the pipe body is filled with a plate to form a load-bearing column, thereby improving the load-bearing capacity of the fabricated wallboard. The application solves the technical problems of the prior art, such as large weight of the wallboard, complicated manufacturing, large amount of slotting of the wire slot, poor load-bearing capacity, and the like, and achieves the beneficial effects of further reducing the weight of the fabricated wallboard, simple manufacturing, small amount of slotting of the wire slot, fast construction, and good load-bearing capacity.

The utility model discloses a threading hole cover which comprises a cover plate and a threading cylinder formed on the cover plate, the threading cylinder is connected with an elastic adjusting piece, the elastic adjusting piece partially extends towards one side of the cover plate and in the direction away from the outer wall of the threading cylinder in an inclined mode so that a telescopic gap can be formed between the outer wall of the threading cylinder and the elastic adjusting piece, and under the action of external force, the elastic adjusting piece can stretch out and draw back. When the elastic adjusting piece deforms, the size of the telescopic gap is variable. The telescopic gap is formed between the elastic adjusting piece and the outer wall of the threading cylinder, the size of the telescopic gap can be changed, the requirement for adaptation of the threading cylinder and the threading hole is lowered, and the installation adaptability is high; the structural design of the elastic adjusting piece enables the elastic adjusting piece to change the size of the telescopic gap in a large range, and meanwhile the elastic adjusting piece is prevented from loosening and falling off from the threading barrel. The elastic adjusting piece is convenient to detach from the threading cylinder mounting channel; the overall processing and manufacturing cost is reduced, and the assembly with a desktop threading hole is stable.

The application discloses an automatic shaft penetrating device and method for a prepreg roll, which comprises a rack, wherein the rack is provided with a roll positioning platform, a gantry clamping jaw assembly, an air-expanded shaft buffer table and a roll shaft penetrating mechanism. The automatic shaft penetrating device can automatically perform shaft penetrating operation on raw material rolls, winding drums, semi-finished product rolls and finished product rolls, and the whole shaft penetrating process does not need manual participation. The automatic shaft penetrating device can be directly connected to production line levels, factory levels, supply chain levels and other different levels to realize cooperation between devices, thereby meeting the intelligent manufacturing requirements of enterprises. Meanwhile, the device can also automatically perform shaft withdrawing operation. The automatic shaft penetrating and withdrawing device replaces manual operation, can improve production efficiency, reduce labor consumption and use, ensures product quality by standardizing operation, improves work efficiency, reduces production cost and improves overall economic benefits.

The invention provides welding equipment for manufacturing a dual-fuel low-temperature tank, and belongs to the technical field of welding, the welding equipment comprises a vertical frame, an upper support is mounted at the top of the vertical frame, a lower support is mounted at the bottom of the vertical frame, an overturning assembly is mounted on the front side of the lower support, an auxiliary welding assembly is mounted on the vertical frame, a winch is mounted on the upper support, and a welding assembly is mounted on the lower support. A threading shell is installed at the bottom of the winch, a rope of the winch is connected with an auxiliary cover body assembly, and a limiting assembly connected with the auxiliary cover body assembly is installed at the bottom of the upper support. The problems that in existing transverse welding, connection of the tank body and the cover body deviates due to gravity, the butt joint requirement is higher, and in vertical welding, the labor intensity of workers can be increased by carrying the cover body and vertically placing the tank body are solved.

The invention discloses a construction method of a steel sleeve joint. The construction method comprises the following steps: early-stage preparation and positioning pay-off; the steel sleeve joints are subjected to lofting design according to the line pipe blanking specification and are processed in a factory, the steel sleeve joints are in a butt joint mode, the steel sleeve joints on the two sides of a joint are subjected to expansion treatment, the expansion portions are in arc transition design, the width of the expansion portions of the joints is smaller than or equal to 12-15 times of the outer diameter of a cable, and the diameter of the joints is smaller than or equal to 10-15 times of the outer diameter of the cable. The pipe diameter of the expansion position of the joint is one specification larger than that of the non-expansion part of the steel sleeve, and the expansion part and the steel sleeve are integrally machined and manufactured; carrying out field acceptance and foundation finishing; mounting and processing a steel sleeve; and cable penetration: after the construction steps are completed, performing cable penetration operation in the sleeve by adopting a normal dragging process. According to the invention, safe cable penetration is realized, the construction efficiency is improved, and the joint strength is enhanced.

The invention discloses venetian blind producing and processing equipment, and belongs to the technical field of curtain manufacturing. The equipment comprises working procedures depending on manual operation for a long time, such as blade cutting, positioning and punching and subsequent assembling, the working procedures not only cause that the overall production efficiency is difficult to improve, but also often cause that the machining precision cannot be guaranteed due to errors of manual operation, and meanwhile, the production burden of an enterprise is also remarkably increased due to the increasing labor cost. By means of the mode of combining automatic control, a plurality of key procedures such as shaping and tabletting, fixed-length cutting, threading and preliminary assembling of raw materials are organically integrated into a whole. According to the equipment, continuous and efficient assembly line work can be achieved, manual intervention in the production process is greatly reduced, the machining efficiency and the product consistency of the venetian blinds are remarkably improved, meanwhile, the flexibility and the intelligent level of a production line are enhanced, and the production cost is reduced. And an effective technical guarantee is provided for improving the overall automation degree and the product quality stability of venetian blind production.

The invention relates to the technical field of optical cable assembly manufacturing, and particularly discloses a miniature hollow pipe fiber penetrating device and a fiber penetrating method thereof. The fiber threading device is used for carrying out fiber threading operation on a miniature hollow pipe with the diameter of a fiber threading hole smaller than or equal to 1.5 mm and comprises an elastic adapter, a supporting air pipe and a vacuum pump. The other end of the elastic adapter is in sealed connection with the supporting air pipe; the supporting air pipe is higher than the elastic transfer pipe in hardness and is hermetically connected to an air inlet of the vacuum pump; the vacuum pump is in a negative pressure state, through the supporting air pipe and the elastic adapter pipe which are sequentially connected in a sealed mode, the optical fiber which is currently installed at the first end of the miniature hollow pipe in a penetrating mode is driven by airflow to achieve complete penetrating installation. Aiming at the particularity that branch fiber penetrating treatment needs to be carried out when an optical cable assembly is manufactured, the fiber penetrating device has good adaptability to a miniature hollow pipe with the fiber penetrating hole diameter being smaller than or equal to 1.5 mm, so that the fiber penetrating efficiency is greatly improved, and the product rejection rate is remarkably reduced.

The application relates to the technical field of ear hanging wire, and discloses a C-shaped ear hanging wire processing technology which comprises the following steps: S1, flattening a circular steel wire to obtain a cuboid-shaped steel sheet; S2, manufacturing the steel sheet into a steel pipe, wherein the section of the steel pipe along the vertical steel pipe axis is in an arc shape; and S3, shaping the steel pipe into a C-shaped structure. In actual use, the ear hanging wire manufactured through the technology is in a C-shaped structure and has a threading channel, so that the threading is facilitated, the rubber coating effect is good, and the appearance is beautiful.