9results about How to "Stable unwinding" patented technology

The utility model relates to the technical field of aluminum alloy waste efficient sorting, and particularly discloses an aluminum alloy waste efficient sorting device which comprises a conveyor, a conveying belt of the conveyor is a magnetic separation conveying belt, a discharging mechanism and a sorting mechanism are arranged above the conveyor, and the discharging mechanism comprises a supporting plate. The upper end of the supporting plate penetrates through and is slidably connected with a storage box, a rectangular plate is fixedly connected to the outer wall of the storage box, a plurality of springs which are located at the front end and the rear end of the storage box and are distributed in a linear array mode are fixedly connected between the rectangular plate and the supporting plate, and a net plate is fixedly connected into the storage box. A driving mechanism is arranged on the right side of the supporting plate, directional airflow is formed through a draught fan and a ventilation opening of a cavity, light plastic particles are separated into a first collecting basket, meanwhile, a magnetic separation conveying belt adsorbs ferromagnetic metal into a second collecting basket, remaining aluminum alloy waste falls into a third collecting basket, and three-level precise separation of metal, light impurities and aluminum alloy is achieved.

The utility model discloses a kind of wire rod unwinding feeding device, including rack, mounting shaft, unwinding mechanism, feeding mechanism, lifting block, abutment component and detection sensor;Wherein, the lifting block is slidably connected on the rack, the abutment component is connected on the lifting block, the mounting shaft is rotatably connected on the rack, the mounting shaft is used for installing reel, the wire rod in the reel is used to pass through the unwinding mechanism from the below of the abutment component after then extend into the feeding mechanism, the feeding mechanism is used to drive the wire rod to move forward and feed to make the wire rod between unwinding mechanism and feeding mechanism be pulled tight to be pulled tight by wire rod and drive abutment component and lifting block to slide up and rise.The utility model can make wire rod steady unwinding, can avoid the problem that wire rod unwinds too slowly or unwinds too fast, to avoid affecting normal feeding of wire rod and can avoid wire rod scattered roll.

The utility model discloses a tension control device for a cable drum pay-off rack, and relates to the technical field of cable pay-off devices. The first belt pulley is mounted on an input shaft of the reduction gearbox; the mounting frame is arranged on the reduction gearbox; the air cooling cover is arranged on the mounting frame; the clutch is arranged on the mounting frame, and the clutch is located in the air cooling cover; the second belt pulley is installed at the output end of the clutch, a belt is installed between the second belt pulley and the first belt pulley, and the second belt pulley is located in the air cooling cover. According to the utility model, the technical problem of unstable tension of the cable unwinding device in the prior art is solved.

The utility model relates to the technical field of lithium cell lettering termination adhesive tapes, in particular to a lithium cell lettering termination adhesive tape. The lithium cell lettering termination adhesive tape comprises a supporting ring, a connecting plate, a connecting assembly, a motor and a guiding assembly, an adhesive tape body is fixedly connected to the exterior of the supporting ring, a rotating disc is fixedly connected to one side of the connecting plate, the connecting assembly is installed outside the rotating disc, and the motor is fixedly connected to the interior of the side, close to the connecting plate, of the rotating disc. And the side, away from the rotating disc, of the connecting plate is rotationally connected with a two-way screw rod, the outer portion of the two-way screw rod is in threaded connection with two threaded discs, the inner walls of the close sides of the outer portions of the two threaded discs are each rotationally connected with four adjusting rods, and the far sides of the multiple adjusting rods are rotationally connected with four connecting blocks. According to the utility model, the time-consuming and labor-consuming situation of manually tightening bolts and nuts by using a tool is avoided, the production efficiency is effectively improved, the adhesive tape is ensured to be stably unwound, the shaking or falling-off situation is avoided, and the stability of the product quality is ensured.

The utility model relates to a stepless pressure regulating production line for a solid electrolyte membrane, which comprises two reels, a material pressing mechanism and a thickness measuring device, and the material pressing mechanism and the thickness measuring device are positioned between the two reels; the pressing mechanism comprises an upper roller, a lower roller, an adjusting mechanism and a rack; the lower roller is a uniform roller; the fixing frame is provided with a plurality of conveying rollers and floating rollers, the floating rollers are provided with swing arms, and the ends of the swing arms are connected to the fixing frame. The thickness measuring device has the advantages that (1) the thickness measuring device monitors the thickness of materials on line and feeds back the thickness in real time, and rolling parameters of the two rollers are adjusted in time through the adjusting mechanism; and (2) the floating roller can adjust the transmission tension of the materials on line, so that stable unwinding and winding of the materials are ensured, and the rolling quality is prevented from being influenced.

The utility model relates to unwinding equipment, and provides the unwinding equipment for copper rod wiredrawing, which comprises a bottom plate, a supporting seat, an unwinding turntable, a telescopic piece and the like, a supporting seat is fixedly arranged on the left side of the upper portion of a bottom plate, an unwinding rotary table is rotatably arranged on the upper portion of the supporting seat, a motor is arranged on the lower portion of the unwinding rotary table and drives the unwinding rotary table to rotate on the supporting seat, and a telescopic piece is concentrically and vertically arranged on the unwinding rotary table and is composed of a lifting rod and a plurality of tensioning plates arranged in a circumferential mode. The tensioning plates are in sliding connection with the unwinding rotary table. The unwinding device is divided into two independent areas, namely the copper rod unwinding area and the copper rod transferring area, the interval area is arranged between the copper rod unwinding area and the copper rod transferring area and serves as a buffering area, the copper rod is prevented from being broken or deformed due to sudden tension or tension change by adjusting the unwinding and transferring speed in the two independent areas, and the copper rod unwinding and transferring efficiency is improved. And the stability and the high efficiency of the whole process are ensured, so that the stability and the reliability of unwinding and transferring the copper rod are improved.

The utility model relates to the technical field of metal beneficiation, in particular to a separation bed for metal beneficiation, which comprises a processing machine, a guide support and a discharging device, the processing machine is sleeved at the top end of the guide support, the discharging device is arranged on one side of the processing machine, the discharging device comprises a hopper, the hopper is placed on the upper surface of the processing machine, and the discharging device is arranged on the upper surface of the processing machine. One side of the hopper is fixedly connected with a sliding block, the sliding block is in sliding connection with one side of the machining machine, one side of the machining machine is fixedly connected with a first motor, the driving end of the first motor is fixedly connected with a conveying rod, the conveying rod is rotationally connected with the inner side of the machining machine, and the conveying rod is in threaded connection with the interior of the sliding block; a baffle is slidably connected into the storage sleeve and connected with the interior of the hopper in an inserted mode. According to the sorting bed, the discharging device is arranged, so that a worker can effectively and conveniently discharge materials uniformly, the condition that the sorting precision is reduced due to different thicknesses of the materials is avoided, and the sorting effect of the sorting bed is further improved.

The utility model discloses a kind of material winding unwinding deviation-preventing structure for processing self-adhesive label, belong to self-adhesive label processing technical field, its technical scheme main point includes base, the top of the base is provided with deviation-preventing mechanism and unwinding mechanism, the deviation-preventing mechanism includes two vertical plate, it has solved that existing unwinding device usually realizes static limit through fixed pitch guide roller, only can carry out preliminary guidance to material winding, unable to cope with dynamic deviation in unwinding process, when material winding width direction deviation occurs due to unwinding tension fluctuation or equipment running vibration and other factors, static guide structure cannot be adjusted in real time, leading to material conveying path deviates from benchmark, and further cause subsequent printing pattern misregistration, die cutting size deviation and so on, and existing unwinding device is usually not convenient according to different types of material winding tension is adjusted quickly, usually using the mode of manual replacement counterweight or adjusting bolt, operation is complicated and the problem of low adjustment precision.

This utility model relates to a magnetic sunshade curtain anti-sagging structure assembly, including a curtain fabric and glass conductive wires. Multiple glass conductive wires are evenly spaced along the front-to-back direction of the sunroof glass and are either embedded within the sunroof glass or plated onto its inner surface. Multiple radially magnetized permanent magnet strips are integrally sewn evenly spaced along the front-to-back direction onto the inner or upper surface of the curtain fabric. By controlling the magnetic field on the side of the curtain fabric, Ampere forces are generated on the current in the glass conductive wires, causing them to attract or repel each other. The attraction helps to lift the curtain fabric and prevent sagging.