48results about How to "Fast pay-off speed" patented technology

The invention relates to a spring spindle, wherein, a fixed piece is formed by fixing a right upright post which is fixed with a support and a connecting rod and a left upright post on a track rod, and the spring spindle is formed by connecting a weaving piece and the fixed piece into a whole through a pressure plate and a switch plate; the support is flanged; a pulley is divided into an upper pulley and an intermediate pulley; the upper pulley and the intermediate pulley which are connected to the support are arranged on the right of the right upright post; mounting axial lines of the upper pulley and the intermediate pulley are crossed and angulated at 57 to 63 DEG; a vertical and bended straight section on the middle of the connecting rod is provided with a limit rod; and the pressure plate is matched with a lock catch which is connected to the left upright post. The support is arranged on the right of the right upright post instead of being arranged on the left of the right upright post, thereby the angle between a leading-in porcelain eye and a thread-passing point is reduced to between 27 and 33 DEG; the angle is smaller, the pay-out resistance on bobbin is smaller, and then the pay-out speed is quick and the thread breakage time is greatly reduced; the connecting rod and the support are arranged on both sides of the right upright post so as to maintain routing balance, thereby the speed can be improved by 10 percent and the weaving quality and the production efficiency are greatly improved; and simultaneously the pressure plate has good strength and long service life, is convenient, quick and easy to operate, and is an updated product of the third generation.

The invention discloses cable laying equipment for urban rail transit. The equipment includes a tractor, the tractor is provided with a driving device used for driving the tractor to move, a supporting device used for supporting a cable reel, a pay-off device used for driving the cable reel to rotate and a guide device used for guiding the direction of a cable. Wherein the guide device comprises afirst-stage guide mechanism and a second-stage guide mechanism which are sequentially arranged, and a cable sequentially penetrates through the first-stage guide mechanism and the second-stage guidemechanism and then extends out of the side portion of the tractor in the process that the pay-off device drives the cable reel to rotate. According to the cable laying equipment for urban rail transit, automatic paying-off can be achieved, the paying-off speed is higher, and a large amount of manpower is not needed.

The invention discloses a paying-off method of a paying-off device. The paying-off device comprises a first supporting seat, a second supporting seat, a first rotary wheel, a second rotary wheel, a paying-off shaft, a first speed limiting part installed on the first rotary wheel, and a second speed limiting part installed on the second rotary wheel. One end of the paying-off shaft penetrates through the first rotary wheel and the first supporting seat, the other end of the paying-off shaft penetrates through the second rotary wheel and the second supporting seat, the two ends of the first speed limiting part are fixedly connected to the first supporting seat, the periphery of the first rotary wheel is sleeved with the first speed limiting part, the two ends of the second speed limiting part are fixedly connected to the second supporting seat, and the periphery of the second rotary wheel is sleeved with the second speed limiting part. The paying-off shaft comprises multiple sequentially-connected connecting sections, and every two adjacent connecting sections are connected through a detachable connecting mechanism. The paying-off method includes the steps that the paying-off shaft is split into the sequentially-connected connecting sections, the paying-off shaft is sleeved with a coil connected with the detachable connecting mechanisms, and the first speed limiting part and the second speed limiting part are adjusted. By the adoption of the paying-off method, paying-off operation of the paying-off device can be facilitated, and the abrasion degree of the paying-off device is reduced.

The invention discloses an automatic profile steel production line in the technical field of profile steel machining. The automatic profile steel production line comprises a feeding device, a pre-straightening machine, a sandblast derusting machine, a first fine straightening machine, a steel brush derusting machine, a cold drawing machine, a profile steel polishing machine, a second fine straightening machine, a profile steel cutting machine and a discharging device, wherein the feeding device comprises a base, a rotating disc and a first mechanical arm, the rotating disc is rotatably mountedon the base and is used for reeling steel bars, and the first mechanical arm is used for dragging the steel bars to the pre-straightening machine; the rotating disc is provided with a driving assembly for driving the rotating disc to rotate, a guiding assembly for guiding the steel bars is arranged on one side, close to the rotation disc, of the base and comprises a bracket, the bracket is arranged on the base, an upper guiding wheel and a lower guiding wheel are mounted on the bracket, the lower guiding wheel is rotatably mounted on the bracket, and a first gap convenient for the steel barsto pass through is formed between the upper guiding wheel and the lower guiding wheel. The automatic profile steel production line has the advantages that the paying off of the steel bars is facilitated, the materials are conveniently conveyed, and meanwhile, the safety is improved.

The invention relates to the technical field of electric power paying-off, and particularly discloses a rapid fixing type paying-off construction process. The rapid fixing type paying-off constructionprocess comprises the following steps that S1, a rapid fixing type paying-off device is taken, wherein the rapid fixing type paying-off device comprises a support and a cable installing disc, the cable installing disc is rotationally connected to the support, and the cable installing disc comprises a supporting shaft and two baffle discs which are distributed in the axial direction of the supporting shaft; S2, a cable coil is installed, wherein the cable installing disc is taken down from the support, the baffle discs are taken down from the cable installing disc, the cable coil which needs to be installed sleeves expanding rods, then the taken-down baffle discs are installed back, stretching and retracting units are adjusted, so that the inner ring of the cable coil is tightened throughthe expanding rods, the baffle discs are adjusted, so that the baffle discs tightly press against the two sides of the cable coil, and the cable installing disc are installed on the support; and S3, paying-off is prepared, wherein a cable head of the outer ring of the cable coil is sorted out, and a section of cable is pulled out for later use. According to the scheme, the problems that the cablecoil is scattered, the paying-off speed of the cable is low and the manual labor intensity is large in the prior art are solved through the cable installing disc, the stretching and retracting units and the expanding rods.

The invention relates to a passive pay-off rack. The technical problem that for a traditional passive pay-off rack, tension adjustment is inconvenient, and paying off is unstable can be solved. The passive pay-off rack comprises a pay-off rack main body which comprises a bearing frame, a bearing rod and a tension adapter, and a pay-off shaft is arranged under the tension adapter; the tension adapter comprises a transversely arranged threading plate and a longitudinally arranged swing rod, a cycloid gear is arranged on the top of the swing rod, the bottom of the swing rod is fixed to an elliptic bearing which is fixed in a shell, a circular bearing is fixed to the threading plate, the elliptic bearing and the circular bearing are tangently arranged, and the elliptic bearing is arranged above the circular bearing; the passive pay-off rack further comprises a vertical screw rod which is fixedly connected with the threading plate, the bottom of the vertical screw rod is fixedly connected with one end of a brake strap, the other end of the brake strap is fixed to the bearing rod, and a brake wheel is arranged on the upper portion of the brake strap and connected with the pay-off shaft.The passive pay-off rack is firm in structure, very small in abrasion loss and stable in pay-off tension.

The invention discloses a simple electrical paying-off device. The simple electrical paying-off device comprises a pair of supports (1), wherein a horizontal tube (2) is arranged at the tops of the supports (1), the two ends of the horizontal tube (2) are connected with the supports through U-shaped clamps (3), and limiting angle steel is arranged at the two ends of the horizontal tube (2) close to the supports. According to the simple electrical paying-off device, waste materials of a construction site are adopted, the simple electrical pay-off device is manufactured, and a special pay-off rack is replaced for paying off, so that the construction cost is saved, the paying-off speed of an on-site cable is accelerated, and the paying-off site is more regular and normative. According to thesimple electrical paying-off device, the height can be adjusted according to the size of a wire coil, and requirements of wire discs with different diameters can be met. Due to the fact that the positioning angle steel is arranged on the horizontal tube, friction between the wire coil and the supports can be avoided during pay-off, and rotation is flexible.

The invention discloses a copper wire pay-off device capable of quickly replacing a wire barrel, which comprises an annular slide rail, a gap, an inlet track, a wire barrel, a turntable, a lever, a first support rod, a horizontal bar, and a first wire passing collar , the second pole and the second wire passing collar, the annular slide rail is provided with a plurality of wire barrels, the edge of the annular slide rail is provided with a gap, the gap is provided with an inlet track, and the annular slide rail A turntable is arranged in the center of the rail, and a first vertical support rod is arranged on the turntable, at least one cross bar is arranged at the top of the first support rod, and first wire passing collars are provided at both ends of the cross bar , the side wall of the first pole is provided with at least one driving rod, the length of the driving rod is greater than the radius of the circular slide rail, and the top of the edge of the line barrel is provided with a vertical second pole, the second The top of the pole is provided with a second wire passing collar. The invention has the advantages of simple structure, convenient use, fast pay-off speed, smooth pay-off and convenient replacement of the wire barrel.

The invention discloses a sewing and trimming device for clothing manufacturing. The sewing and trimming device comprises a workbench, wherein a supporting frame is fixedly mounted at the bottom end of the workbench, a pedal plate is fixedly connected to the interior of the supporting frame, a stabilizing mechanism is mounted at the bottom end of the supporting frame, the top end of the workbenchis fixedly connected with a sewing device, the top end of the sewing device is provided with a pay-off positioning mechanism, and a trimming mechanism is mounted on the surface of the left end of theworkbench. According to the device, aiming at the situation that some tools are needed to assist during sewing, partition plates are installed in a placement box, the positions of the partition platescan be adjusted through a guide block and guide grooves, first hand screw bolts can be tightened after the adjustment is completed, the positions of the partition plates can be fixed, in this way, aworker can classify and place wire barrels according to requirements, and taking is facilitated; and placement bags are installed on the inner wall of the placement box, and the placement bags are provided with different calibers, the different tools can be conveniently stored, the use of a user is facilitated, and the working efficiency is improved.

The invention provides an automatic conveying device for electric wires and cables; and the device comprises a base plate, and relates to the field of electric equipment installation. The automatic conveying device for the electric wires and the cables comprises the base plate; two rollers are movably mounted at the bottom of the base plate; a support plate is fixedly connected to the top of the base plate; a power supply connecting wire is fixedly mounted on the left side of the support plate; the front surface of the support plate is fixedly connected with a mounting plate; a motor switch isfixedly mounted on the front surface of the mounting plate; a rotating groove and a gear groove are formed in the top of the support plate; the gear groove is positioned on the left side of the rotating groove; a conveying main wheel is arranged in the rotating groove; and an antiskid groove is formed in the surface of the conveying main wheel. The automatic conveying device for the electric wires and the cables is simple in structure, convenient to operate and convenient to convey unwound electric wires and cables, saves physical strength in manual conveying, accelerates the unwinding speed,and improves the working efficiency.

The invention relates to cable manufacturing equipment. The cable manufacturing equipment comprises a cable storage device which comprises a rack, at least two fixed reels with rotation axes extending in the front-back direction are sequentially arranged on the rack in the left-right direction, the rack is provided with a guide structure with the guide direction extending in the up-down direction, a movable tensioning frame is movably assembled on the guide structure in a guide mode, the portion, below the fixed reels, of the movable tensioning frame is provided with one or at least two movable reels sequentially distributed in left-right direction in a rotating mode, the rotation axes of the movable reels extend in the front-back direction, and the movable reels and the fixed reels are provided with reel grooves around which a cable is wound in the same plane. The cable manufacturing equipment solves the problem that deflecting force exists when a cable is wound around a cable storage device in the prior art.

The invention provides water-soluble enameled wire surface lubricating oil. The water-soluble enameled wire surface lubricating oil comprises the following components in percent by mass: 0.5-30% of stearic alcohol ester, 0.5-20% of block silicone oil, 0.5-20% of isopropanol and the balance of water. The invention further provides a production method and application of the water-soluble enameled wire surface lubricating oil. The obtained enameled wire lubricating oil does not burn easily in the case of electronic sparks and an open fire, so that the safety is very high; the friction coefficientis low, so that the wire breaking rate is small, the wire unreeling speed during production can be increased, and the yield is greatly increased; an obtained enameled wire has a smoother and brightersurface, and the insulating performance of the enameled wire is also guaranteed better; the cost is low.

The invention discloses an electrical engineering pay-off positioning device, and relates to the technical field of electrical engineering. The electrical engineering pay-off positioning device comprises a supporting mechanism, two wrapping connection mechanisms and a reversing mechanism, the two wrapping connection mechanisms are symmetrically distributed and arranged at the positions of the two sides of the upper end of the supporting mechanism correspondingly, and the two wrapping connection mechanisms are connected through the reversing mechanism. According to the electric engineering pay-off positioning device, pay-off operation can be carried out in two directions at the same time, the pay-off speed is increased, the cable laying requirement is met, and manpower is saved. In addition, after pay-off is finished, redundant cables which are paid off under the inertia effect in a rotating mode can be tightened by reversely stirring the wrapping connection mechanisms through the reversing mechanism, and meanwhile, the situation that due to random rotation pay-off of the wrapping connection mechanisms, excessive pay-off is caused, and waste is caused accordingly can be avoided.

The invention discloses a wire winch device. The wire winch device comprises a box body, a large bottom plate, a winding mechanism, a wire passing mechanism and an automatic control mechanism, whereinthe large bottom plate is fixed to the inner bottom plate of the box body, and the winding mechanism, the wire passing mechanism and the automatic control mechanism are located in the box body. According to the wire winch device, the automatic control mechanism is matched with the wire passing mechanism to automatically judge whether the cable winding and unwinding speed is matched with the winding mechanism; and when the winding mechanism is not matched with the cable winding and unwinding speed, the winding speed of the winding mechanism is automatically controlled, and the translation speed of the winding mechanism is automatically controlled to be matched with the winding speed of the winding mechanism.

The invention discloses a positioning and paying-off device for pipe pile construction and a construction method, and belongs to the field of pipe pile construction. The positioning and paying-off device comprises a lower main rod and an upper main rod, wherein the upper main rod is detachably connected with the lower main rod; a measuring piece is arranged on the upper main rod; the measuring piece is detachably connected with the upper main rod; a pedal disc is mounted on the lower main rod; the outer diameter of the pedal disc is matched with the outer diameter of a pipe pile; the pedal disc sleeves the lower main rod; an elastic supporting piece is mounted below the pedal disc; the elastic supporting piece is suitable for supporting the pedal disc to be positioned on the lower main rod and move up and down along the lower main rod; a side plate is mounted below the pedal disc; the side plate is detachably connected with the pedal disc; and during working, the bottom end of the side plate is suitable for being inserted into the ground. The positioning and paying-off device solves the technical problems that the pipe pile is accurately positioned at a relatively low cost, deviation caused by inclination of the pipe pile is reduced, and later remediation cost is affected.

The invention discloses a control line pay-off machine, and relates to a pay-off machine capable of paying off a plurality of control lines at one step. The control line pay-off machine mainly solves problems that an internal combustion locomotive is provided with more than 600 control lines, the control lines are mainly paid off manually traditionally, only one control line can be paid off by one person at a time, the speed and the efficiency are low, the labor intensity is high, and the pay-off lengths are inaccurate. The control line pay-off machine comprises at least six pay-off racks and control lines arranged on turntables of the pay-off racks, and is characterized in that the pay-off racks are arranged on a workbench, line tensioners are arranged on a side surface of the workbench, the quantity of the line tensioners corresponds to that of the pay-off racks, line clippers are arranged on the outer side surface of the workbench, and line clamps are arranged on a trolley which is arranged on tracks. The control line pay-off machine has the advantages that the lines are pulled and paid off by the electric trolley, accordingly, the control line pay-off machine is high in speed and efficiency and low in labor intensity and is controlled by a computer, and the pay-off quantity and the pay-off lengths are quite accurate.

The invention discloses a pay-off rack for electric power construction. The pay-off rack structurally comprises a supporting frame, a driving disc, an unwinding device and a connecting shaft. The driving disc is arranged on the outer side of the left end of the supporting frame, and the driving disc and the unwinding device rotate synchronously. In the cable pay-off process, the thickness of a cable on a pay-off disc is gradually reduced, at the moment, a sliding block slides on a guide polish rod through the elastic force of a spring, a pushing plate pushes an abutting device in the sliding process, the thickness of the cable on the pay-off disc is gradually reduced, and the abutting device gradually gets close to and abuts against the outer side of the cable on the pay-off disc. It is ensured that the traction force of the whole cable during pay-off is kept consistent, accumulation and winding of later paid-off cables after pay-off are avoided, the cables on the pay-off disc are pushed into buckling strips in order through separation rods, the abutting force with the cables is improved, the cable pay-off speed is prevented from being too high, and the cables can be paid off in order through the buckling strips, so that the orderly laying effect of the cables is improved.