35results about How to "Increase the speed of unwinding" patented technology

The invention discloses a non-woven fabric dying production line which comprises an uncoiling device, a dying cylinder, a cleaning cylinder, dry-rolling device, a drying device, a coiling device, a plurality of guide rollers, net belts and a first frame body. The uncoiling device, the dying cylinder, the cleaning cylinder and the dry-rolling device are arranged on the first frame body in sequence. The coiling device is arranged in rear of the drying device, and the dying cylinder, the cleaning cylinder and the first frame body are provided with the guide rollers. The net belts are arranged on the guide rollers in a tensioning mode. Compared with the prior art, the good cleaning effect can be achieved, the dying quality of a product is not affected, the size of an exhaust opening can be adjusted, the normal temperature in drying non-woven fabric in a drying oven and the coherence of the whole production process are guaranteed, production efficiency is not affected, crimples are avoided, the overall attractiveness and the coiling quality of the non-woven fabric are ensured, slippage in transmission can also be avoided, the transmission rate is guaranteed, the uncoiling speed can be prevented from being higher than the belt supporting speed of the net belts, water removing is even, the normal water removing effect is achieved, and the drying effect is not affected.

A method for forming a conical cross-wound bobbin by rotor spinning yarn by the following winding the yarn package, that is in a winding process, a crossing angle alpha in the middle section is smaller than that of the other parts of the winding process, and an across alpha M is created between 15-28 degrees in the middle zone, which is produced with this angle across alpha M more than 50% of the total winding width B WG.

A winding method for forming a cylindrical shape bobbin is provided, whereby, an intersection angle (alpha) is varying while the yarn is winded. To guide yarn, a yarn intersection angle (alpha M) at the center zone in the bobbin winding process is between 15-28 degrees and the yarn intersection angle (alpha R) towards the edge zones of two ends of the winding package is larger than that of the center zone.

The invention relates to automatic roll changing and continuous laminating equipment of a flexographic printing machine. The automatic roll changing and continuous laminating equipment comprises a rack, a laminating assembly and an automatic roll changing part, the film coating assembly comprises a fixing plate, a film coating assembly body and a conveying roller. The automatic roll changing partcomprises a supporting frame, a mounting frame, a roll changing assembly, a film changing assembly and a control mechanism; and according to the equipment, a new protective film on one unwinding roller is pasted to the tail portion of a protective film on the other unwinding roller which is being unwound through the film replacing assembly to achieve automatic roll replacing of the protective film, and the positions of the two unwinding rollers obtained after film replacing are exchanged through the roller replacing assembly to prepare for next film replacing. The equipment is ingenious in mechanism design, the automatic roll changing device is extremely high in automation degree, the film covering efficiency and quality are improved, automatic roll changing of the protective film is achieved through the film changing assembly, and therefore the film covering continuity in the flexographic printing process is kept.

The invention relates to industrial cable uncoiling equipment. The industrial cable uncoiling equipment comprises a support and supporting legs fixedly connected to the support, wherein the support isprovided with a cable guide assembly; an uncoiling assembly is arranged above the support and abovethe cable guide assembly, and the uncoiling assembly is driven by a motor; the cable guide assemblycomprises a transverse plate support fixedly connected to the support and a cable guide transverse plate connected to the transverse plate support in a sliding mode; a cable guide vertical plate is hinged to the outer end part of the cable guide transverse plate, a guide wheel set is arranged on the cable guide vertical plate, the inner end of the cable guide transverse plate is fixedly connectedto a connecting rod, the inner end of the connecting rod is fixedly connected to the output end of a cable guide cylinder, and the cable guide cylinder is fixedly connected to the transverse plate support; the uncoiling assembly comprises an uncoiling support plate, a large gear is fixedly connected to the bottom end of the uncoiling support plate, the large gear is rotationally connected to the support through a support shaft, the large gear is driven by a pinion which is meshed with the large gear, and the pinion is driven by the motor; and a plurality of positioning assemblies are arrangedon the uncoiling support plate, and a90-degree angleis formed between every two adjacent positioning assemblies. According to the industrial cable uncoiling equipment, the universality is good, and cable winding is avoided during uncoiling.

The invention discloses a wire winding and arrangement machine, and relates to the field of steel wire processing equipment. The wire winding and arrangement machine comprises a wire guide mechanism and a wire arrangement mechanism. The wire guide mechanism and the wire arrangement mechanism are arranged in the steel wire conveying direction. The wire guide mechanism comprises a base. A supportingmechanism is arranged on the base and comprises a supporting shaft and a conical supporting frame. The supporting shaft is upwards arranged on the base, and the conical supporting frame sleeves the supporting shaft in a rotating mode. A vertical rod is upwards arranged on the side, corresponding to the supporting shaft, of the base, and an upper rotating arm assembly is arranged on the top of thevertical rod in an inclined and upward mode. The wire arrangement mechanism comprises a wire winding machine bottom frame and a wire winding machine upper frame. A rotating shaft is arranged on the wire winding machine bottom frame in a rotating mode, the wire winding machine upper frame is arranged on the rotating shaft, and a lifting driving mechanism is arranged on the wire winding machine bottom frame. A winding drum pressing assembly which is used for tightly clamping a steel wire winding drum is arranged at the end, deviating from the wire guide mechanism, of the wire winding machine upper frame, and a wire arrangement device assembly is arranged at the end, close to the wire guide mechanism, of the wire winding machine upper frame. The wire winding and arrangement machine has the advantages of being good in steel wire arrangement effect and high in steel wire guiding and conveying stability.

The invention discloses a spinning device. The spinning device comprises a spool, wherein the outer surface of the spool is provided with a light-reflecting substance, and the spool is installed on abearing of a yarn sending system; a photoelectric sensor, wherein the receiving end of the photoelectric sensor is installed corresponding to the spool; a spring, wherein the spring is installed on the bearing; a control system, wherein the control system controls the spring to generate a resistance force to the bearing, and the control system is in the communication connection with the photoelectric sensor, wherein while the photoelectric sensor detects the light-reflecting substance on the spool, a signal for reducing the resistance force is sent to the control system. The spinning device iscapable of solving a technical problem in the prior art that a thick yarn cannot be effectively regulated because a tensioner in the prior art only regulates the tension of a spun yarn effectively, so that the deformation of the yarn is caused, sudden stretching or shortening accidents happen frequently in a knitting process, and the device cannot perform the normal knitting.

The invention discloses textile equipment. The textile equipment comprises a slide channel, a slide block, a harness wire guide rod, a harness wire, an output circuit and a programmable logic controller, wherein the slide block is arranged on the slide channel, the harness wire guide rod is arranged on the slide block, and the harness wire is arranged on the guide rod and moves on the slide channel under the effect of the harness wire guide rod and the slide block; the output circuit is arranged on a harness wire motion path, and the programmable logic controller is connected with the output circuit and controls contacTS of the output circuit to be switched on and switched off, so that the harness wire is moved. The technical problems in the prior art that since a circular weaving machinefor weaving dual-layer canister cloth in the prior art is large in occupied space, inconvenient to operate and monotonous in production variety, the moving direction of the hook face slide channel needs to be changed when flower patterns are changed, and the utilization rate of a machine is not high are solved.

A technology for making it possible to continue winding while yarn jointing is carried out is provided. A yarn supplying portion 3 for unwinding a spun yarn Y from a yarn supplying bobbin B, a winding section 5 for winding the spun yarn Y to form a package P, an accumulator 7 provided between the yarn supplying portion 3 and the winding section 5 to store the spun yarn Y, and a yarn end drawing mechanism W for drawing out the yarn end of the stored spun yarn Y to the yarn supplying portion 3 side at the time of bobbin change of the yarn supplying bobbin B, yarn cutting, or yarn breakage are provided.

The invention discloses a non-woven fabric dying production line which comprises an uncoiling device, a dying cylinder, a cleaning cylinder, dry-rolling device, a drying device, a coiling device, a plurality of guide rollers, net belts and a first frame body. The uncoiling device, the dying cylinder, the cleaning cylinder and the dry-rolling device are arranged on the first frame body in sequence. The coiling device is arranged in rear of the drying device, and the dying cylinder, the cleaning cylinder and the first frame body are provided with the guide rollers. The net belts are arranged on the guide rollers in a tensioning mode. Compared with the prior art, the good cleaning effect can be achieved, the dying quality of a product is not affected, the size of an exhaust opening can be adjusted, the normal temperature in drying non-woven fabric in a drying oven and the coherence of the whole production process are guaranteed, production efficiency is not affected, crimples are avoided, the overall attractiveness and the coiling quality of the non-woven fabric are ensured, slippage in transmission can also be avoided, the transmission rate is guaranteed, the uncoiling speed can be prevented from being higher than the belt supporting speed of the net belts, water removing is even, the normal water removing effect is achieved, and the drying effect is not affected.

The invention provides a double-point coating production line for hot-melt adhesive padding cloth, and the double-point coating production line comprises a cloth reception device, a wind shielding screen, a size discharging roller, a holt-melt rubber powder blowing / sucking device, a drying oven, a cooling device, an ultraviolet lamp perching device and a rolling device which are arranged in sequence from front to back, wherein the cloth reception device comprises a cloth reception underframe, a lower pressing mould which is arranged on the cloth reception underframe and an upper pressing mould which is arranged on the cloth reception underframe and matched with the lower pressing mould in a lifting manner to crimp padding cloth; the wind shielding screen comprises a screen underframe and a screen plate which is arranged on the screen underframe; the size discharging roller comprises a discharging roller main body and a discharging hole which is formed in the discharging roller main body; and a scraper is arranged in the discharging roller main body. According to the double-point coating production line for hot-melt adhesive padding cloth, the unrolling speed of the padding cloth is increased, the continuous production is realized, the work efficiency is improved, the production cost is reduced and the quality of the padding cloth is improved.

The invention relates to a flexo printing machine automatic roll changing and continuous film coating equipment, which includes a frame, a film coating assembly, and an automatic roll changing part; The part includes a support frame, a mounting frame, a roll changing assembly, a film changing assembly and a control mechanism; the device pastes the new protective film on the unwinding roller to the protective film on another unwinding roll through the film changing assembly. The automatic roll change of the protective film is realized at the tail, and the position of the two unwinding rollers after the film change is reversed by the roll changer assembly to prepare for the next film change. The efficiency and quality of the coating is improved, and the automatic roll change of the protective film is realized through the film changing module to maintain the continuity of the coating during the flexo printing process.

The invention discloses an improved non-woven fabric dyeing production line. The improved non-woven fabric dyeing production line comprises an unreeling device, a dye vat, a transition area, a washing vat, a rolling device, an oven, a reeling device, multiple guide rollers, mesh belts and a frame body. The unreeling device, the dye vat, the transition area, the washing vat, the rolling device, the oven and the reeling device are sequentially arranged from front to back, and the dye vat, the transition area and the washing vat are arranged on the frame body; the guide rollers are arranged in the dye vat, the transition area and the washing vat and on the frame body, and the mesh belts are tensioned on the guide rollers; the unreeling device comprises a seat body, multiple rollers, two rails, an unreeling shaft, two guide seats, a sliding seat, a connecting seat, a regulating screw, a regulating disc, first bearings, second bearings, a regulating pressure applying device and two supporting bodies. Compared with the prior art, fixation and detachment can be convenient, fixing reliability is high, working efficiency is improved, product quality is improved, and the reeling degree of density of non-woven fabric is good.

The invention provides a construction method of a super high-rise building large movable arm tower crane in-situ converted from inner climbing to outer hanging. A tower body of the tower crane is arranged between an inner wall and an outer wall of a core cylinder through a support beam mechanism; the support beam mechanism includes a support beam structure consisting of two bearing main beams and two bearing secondary beams; and the bearing main beams are fixedly joined with base tooth blocks of a bracket arranged on the outer wall of the core cylinder through beam tooth blocks thereof. The construction method comprises the following steps: a lower support rod is arranged below the support beam mechanism nearest the top end of the outer wall, and is aslant vertically supported between the outer side ends of the bearing main beams and the inner wall; the outer wall shrinks above next support beam mechanism with a lower height; and the steps are repeated until the outer wall totally shrinks. The construction method solves such technical problems as slow reshipment speed and delayed construction period in conversion from inner climbing conditions to outer hanging conditions, achieves convenience for in-situ conversion of the tower crane from inner climbing to outer hanging, and improves the total construction benefit.

The invention relates to a method for conveying concrete by adopting a track trolley with buffer unloading and empty bucket restoration, which comprises the following steps of: loading and unloading by utilizing a track trolley which combines a material bucket (1) and a trolley frame (13) with a track wheel to convey the concrete; during loading, controlling the loading of the concrete by utilizing a splitter plate (9) arranged in the material bucket (1), so that the loading of the material bucket (1) is uniform; during unloading, loosening the material bucket (1) and controlling the unloading speed respectively by adopting a positioning device (23) and a buffer (7) which are connected with the trolley frame (13); and after the unloading is completed, restoring the material bucket (1) by utilizing the characteristic of a buffer spring (27) in the buffer. The method can improve the conveying speed of concrete materials and reduce the manual labor strength, and has the advantages of simple, economic and practical operation, easy popularization and the like.

The invention provides polishing equipment for a printing ink transfer medium. The polishing equipment comprises an unwinding roller; a polishing assembly located on one side of the unwinding roller; and a winding roller, wherein the polishing assembly is located between the unwinding roller and the winding roller. The unwinding roller is arranged on a clutch, the polishing assembly comprises a plurality of polishing rollers and a plurality of guide rollers, a pressure sensor is arranged on the portion, close to the unwinding roller, of the polishing roller, and the pressure sensor is connected with the clutch. According to the polishing equipment for the ink transfer medium, the flatness of the ink transfer medium can be improved.

The invention discloses an intelligent flexible thermal-insulation single tube unreeling mechanism and an unreeling method. In production, time and labour power are wasted and production efficiency isreduced in a production process as a flexible thermal-insulation single tube in the existing heat supply and cold supply field mainly adopts conventional mechanical type manual regulation on thermal-insulation tube unreeling during an unreeling link. The intelligent flexible thermal-insulation single tube unreeling mechanism consists of an unreeling platform (1) and a guide mechanism (5), whereinthe unreeling platform is of a framework structure; an unreeling performing mechanism (3) is mounted inside the framework structure; the unreeling performing mechanism is provided with 8 slide blockdevices which are arranged at an equal angle with respect to the centre position; an air cylinder (2) is fixedly arranged on a right side bracket of the unreeling performing mechanism; one side framework of the unreeling platform is fixedly equipped with a motor (4) through a bolt; the motor is connected with the unreeling performing mechanism through a connecting shaft; and a control panel (6) ismounted at the right upper side of the framework of the unreeling platform. The unreeling method is used for the intelligent flexible thermal-insulation single tube unreeling mechanism.