37results about How to "Improve stranding quality" patented technology

A method for adjusting a roll segment of a strand guide of a slab-casting installation against a strand, wherein the roll segment has an upper and a lower roll support that each have an adjusting element for adjusting the two roll supports relative to each other. The method includes individual control of the individual adjusting elements, wherein the actual profile of the strand, including the heights of the right and left lateral edges of the strand, is detected and compared with a set profile that includes a predetermined set height, which is the same for the right and left lateral edges, and the individual adjusting elements of the roll segment are individually controlled based on the control deviation that results from the comparison so that the actual profile is adapted to the set profile, including equalization of the heights of the right and left lateral edges of the strand.

The invention discloses a cable stranding machine. The cable stranding machine comprises at least one wire-releasing and wire-stranding apparatus and a rolling-up apparatus, wherein when the number of the wire-releasing and wire-stranding apparatus is one, the wire-releasing and wire-stranding apparatus comprises a rotary wire-releasing apparatus A, a wire-dividing apparatus A and a wire-stranding apparatus A; when a wire on a wire-releasing reel on the rotary wire-releasing apparatus A passes through the rotary wire-releasing apparatus A, the wire-dividing apparatus A and the wire-stranding apparatus A, the wire is stranded into a cable core; the cable core is connected with the rolling-up apparatus; a driving motor A supplies the driving power to the rolling-up apparatus; and the driving motor A drives the rolling-up apparatus to roll up the stranded wire of the wire-releasing reel. According to the structure of the cable stranding machine, the wires are stranded or stranded in a multilayered manner to form the cable core, so that cables of different specifications can be produced, and the applicability of the equipment is improved.

The invention relates to the field of wire twisting machines, in particular to a high-quality cable production system. The system comprises a wire twisting machine which comprises a wire twisting platform, multiple wire twisting mechanisms installed on the wire twisting platform and a power mechanism which is installed below the wire twisting platform and used for providing power for the wire twisting mechanisms, and the wire twisting directions of the two adjacent wire twisting mechanisms are opposite; each wire twisting mechanism comprises a wire inlet unit used for wire incoming, a twisting unit connected to the output end of the wire inlet unit and a wire passing unit which is arranged parallel to the wire inlet unit and located on the side, deviating from the wire inlet unit, of the twisting unit for wire passing after twisting; a wire inlet hole is formed in each wire inlet unit, a wire outlet hole is formed in the portion, corresponding to each wire inlet hole, of the corresponding twisting unit, a wire passing hole is formed in the portion, corresponding to each wire outlet hole, of the corresponding wire passing unit, and wire inlet holes, the wire outlet holes and the wire passing holes are located on a straight line. The wire twisting machine is high in production efficiency, good in wire twisting quality and small in occupied area.

The invention discloses a bundled wire twisting device and a method for improving twisting quality of a bundled wire, and relates to the field of cables. The bundled wire twisting device comprises a pay-off rack, a branching rack and a honeycomb plate which are sequentially arranged from front to back. The method for improving the twisting quality of the bundled wire comprises the steps of measurement, analysis and adjustment. The invention discloses the bundled wire twisting device and the method for improving the twisting quality of the bundled wire. By changing a wiring path, the equipmentstability and the twisting quality of the bundled wire are improved.

The invention discloses a centralized rotary creel stand which is characterized in that the arranged creel stand is a double-layer rack structure which is centralized at the same one axial position and is provided with an upper layer rack and a lower layer rack which are parallel with each other, and all spool holders are distributed on the upper layer rack and the lower layer rack. The invention has small occupied area, low cost and simple structure and can effectively improve the stranding quality of a wire core and improves the production efficiency.

The invention discloses a pitch control mechanism of a stranding machine. The pitch control mechanism comprises a bobbin, a left disc and a right disc. A right pinch roller, an A group of belt pulley and a B group of belt pulley are arranged on the right disc; a left pinch roller, a C group of belt pulley and a D group of belt pulley are arranged on the left disc. The pitch control mechanism has the advantages that the pitch control mechanism is ingenious and reasonable in design, and belt-pulley transmission is substituted for conventional gear transmission, so that structure is simplified effectively, and simplicity and convenience in operation are achieved; when stranding pitch adjustment is needed, the belt pulleys, with the corresponding tooth numbers, in the A, B, C and D groups of belt pulleys are selected according to stranding pitches as needed, and then left and right belts are tensioned by the left pinch roller and the right pinch roller to complete adjustment, so that adjustment speed is high, flexible matching is achieved, stranding pitch adjustment range is wide, time and labor are saved, a large amount of time and manpower are saved effectively, working efficiency is high, the whole production cycle is shortened, stranding quality is improved, and production cost is reduced; in addition, the pitch control mechanism is simple and compact in overall structure, easy to produce, low in cost, high in working stability and beneficial to wide popularization and application, and has few used parts.

A device for improving the roundness of conductor stranding, including a twist bow, on which several magnetic eyes are arranged; the radial distance between the magnetic eyes at the two ends of the twist bow and the twist bow is the largest, and in the middle, the magnetic eyes and the twist bow The radial distance of the bow is gradually reduced, and the distance between the magnetic eyes is gradually reduced. In the device of the present invention, the hollow state of the copper wire is kept very well, and the quality of the twisted wire is the highest.

The invention discloses a high-speed planetary stranding machine. The high-speed planetary stranding machine comprises a rack, a main shaft driving device, a main shaft commutation assembly, a main shaft, a cradle frame, tension pay-off devices, a line-passing wheel group, a honeycomb screen plate, an eye mold seat, a paper-wrapping commutation assembly, a paper-wrapping mechanism, a lead-taking commutation assembly and a lead-taking mechanism. According to the high-speed planetary stranding machine, the design is ingenious and reasonable, a center line passes through a central hole of the main shaft, an auxiliary line is respectively arranged on each tension pay-off device, the tension pay-off devices are arranged on the cradle frame and can rotate around the main shaft so that the auxiliary lines and the center line are twisted together, paper wrapping is performed through the paper-wrapping mechanism, and a take-up process is performed through a take-up machine so that the whole stranding process is accomplished; the tension pay-off devices perform pay-off in a passive manner, and the pay-off tension can be adjusted through a permanent magnet damping regulator; the cradle frame can swing during pay-off so that back-twist pay-off is realized, and the stranding quality is effectively improved; besides, the stranding speed is fast, the operation is simple and convenient, labor saving and time saving are achieved, and the work efficiency is high.

The invention relates to the technical field of stranders, in particular to a back twist strander capable of eliminating torsion stress. The back twist strander comprises a stand, a feeding device, a stranding device, a transmission device and a coiling device, wherein the stand is provided with a first working plate and a second working plate which divide the stand into three working chambers. The back twist strander provided by the invention achieves the aim of eliminating torsion stress generated in the total stranding process of wires through controlling the rotating speed of a feeding end to be consistent with the rotating speed at a coiling end by using the same transmission device. The transmission device of the back twist strander transmits power through a synchronous transmission rod as well as a synchronous gear and a synchronous belt which are in the same specification. The back twist strander is simple and compact in structure, capable of totally stranding a plurality of wires, varied in stranding way and high in stranding quality, and no jumping phenomenon is caused in the total stranding process of the wires.

The invention relates to a concentric stranding machine, which comprises a bottom plate (16), on which a group of frames (4) are connected, on which a main shaft (3) is matched and connected, and a wire storage reel is connected to the rear end of the main shaft (12), the rear end of the main shaft is also connected to the motor (9) through a belt (10), which is characterized in that: a group of wire storage reels (2) are connected to the main shaft, and between two wire storage reels every interval A tension control device is arranged on the main shaft, and the tension control device cooperates correspondingly with the wire storage reels on both sides of it. The advantages of the present invention: the device has an integral structure, which reduces the turnover of the wire storage reel and saves production costs; the moment of inertia is small, which improves the speed of the equipment; and the twisting and rewinding of the cable core can be carried out simultaneously, saving operation Time; this device can stabilize the tension of the wire core and improve the quality of the cable stranding.

The invention discloses a centralized rotary creel stand which is characterized in that the arranged creel stand is a double-layer rack structure which is centralized at the same one axial position and is provided with an upper layer rack and a lower layer rack which are parallel with each other, and all spool holders are distributed on the upper layer rack and the lower layer rack. The inventionhas small occupied area, low cost and simple structure and can effectively improve the stranding quality of a wire core and improves the production efficiency.