5results about How to "Eliminate bending" patented technology

The utility model provides a waste power battery pole piece feeding device, which belongs to the field of waste battery pole piece feeding, and comprises a storage box, a feeding hopper arranged at the top of the storage box, a blanking pipe arranged at the bottom of the storage box, and a flattening mechanism arranged in the storage box, the flattening mechanism can flatten the bent battery pole piece, so that blanking is convenient without blockage; the vibrating mechanism is arranged on the rear side of the storage box, the vibrating mechanism can beat and vibrate the blanking pipe, blanking blockage can be further prevented, the flattening mechanism is arranged, the battery pole pieces can be flattened when the battery pole pieces are blanked, bending or folding of the pole pieces is eliminated, and the blanking efficiency is improved. And it is ensured that materials are smoothly discharged from the discharging pipe and enter the treatment device, and blockage is avoided.

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 discloses a kind of metal pipeline inner surface polishing grinding device, it is related to pipeline polishing and polishing technical field, and it includes: pedestal, polishing structure, drive assembly and push structure, pedestal includes U-shaped base, and track block is fixedly installed on the upper surface of U-shaped base, polishing structure includes polishing platform, track groove being opened in the lower surface of polishing platform, respectively opening in the upper surface of polishing platform Bar-shaped through slot and guide groove, and polishing assembly and pipeline fixing assembly are set on the upper surface of polishing platform, the surface of track block and the inner wall of track groove sliding fit, polishing assembly includes two mountings of sliding installation in the inner wall of guide groove, and polishing part is set on the surface of mounting. Compared with prior art, the utility model has the beneficial effects that: the symmetrical polishing rod synchronous advance and retreat structure driven by bidirectional threaded column can shorten the length of single polishing rod, eliminate the risk of rod body bending and reducing resonance caused by single force application.

The invention relates to coil spring winding equipment and belongs to the technical field of coil spring manufacturing, the coil spring winding equipment comprises an unwinding device, an unwinding device, a processing device, an annealing device, a forming winding device and a discharging device which are arranged along a steel bar conveying path, the unwinding device comprises a storage rack and a discharging disc, and the unwinding device comprises a storage box and conveying assemblies arranged on the two sides of the storage box; the treatment device comprises a treatment rack, a first straightening wheel and a second straightening wheel which are used for rolling and straightening a steel bar, and a movable assembly for driving the first straightening wheel and the second straightening wheel to move, and the annealing device comprises an annealing rack, an annealing channel for circulating the straightened steel bar, and a heating piece for heating the annealing channel; the forming winding device comprises a forming rack, an adjusting assembly used for tensioning the annealed steel bars, a guide assembly, a rolling wheel assembly, a cutter assembly and a bending assembly used for bending the cut steel bars. According to the device, all the devices work cooperatively, steel bars are sequentially machined into coil springs through multiple procedures, and the technical effect that high-quality and high-precision coil springs are efficiently produced is achieved.

This application discloses a copper foil tensile performance testing device and method, belonging to the field of copper foil performance testing. Its key technical features include: a worktable, a testing component for clamping both ends of the copper foil and performing tensile performance testing, and a smoothing component for flattening the copper foil before testing. The testing component includes a driving component and clamping components for clamping both ends of the copper foil; the driving component can drive the clamping components to move. The smoothing component includes a fixed frame, a flattening roller, and a smoothing driving mechanism. The fixed frame is fixed to the worktable, and the smoothing driving mechanism can drive the flattening roller to move from the middle of the copper foil to both sides. Using the technical solution of this application, the copper foil can be flattened while being clamped and stretched towards both ends for tensile performance testing, eliminating wrinkles or bends, ensuring test accuracy, and improving test reliability.