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55results about "Hand lacing/braiding" patented technology

Special-shaped curved surface quasi-triaxial fabric, knitting process method thereof and application of fabric

ActiveCN109652918AChange volume contentAchieve relative continuityHand lacing/braidingFiberEngineering
The invention discloses a special-shaped curved surface quasi-triaxial fabric, a knitting process method thereof and an application of the fabric. The method includes the steps: 1) designing and manufacturing a core mold with a hollow structure according to the appearance of the fabric and forming a plurality of needle holes in the core mold; 2) threading normal fibers at the tails of steel needles, enabling the tip of each steel needle to penetrate one needle hole outwards from the inside of the core mold and retaining the tails in the needle holes; 3) winding warp-wise fibers and weft-wise fibers in gaps of the steel needles on the outer surface of the core mold, and knitting warp-wise and weft-wise fiber layers; 4) pulling out the steel needles one by one, reserving the normal fibers inthe fiber layers, pressing the fiber layers by a prepressing tool and releasing the mold to obtain the special-shaped curved surface quasi-triaxial fabric when the warp-wise fibers and the weft-wisefibers reach specified thickness distribution. The thickness of each needle hole is equivalent to that of each normal fiber. Damage to the fibers caused by needling and integrated piercing is overcome, and a special-shaped fabric structure achieves good mechanical properties and high reliability.
Owner:湖北三江航天江北机械工程有限公司

Knitting frame

The invention provides a knitting frame and belongs to the field of hand knitting devices. The knitting frame comprises a support, an upper rolling shaft and a lower rolling shaft, wherein the support comprises a left supporting frame and a right supporting frame. The left supporting frame comprises a first fixed rack and a first movable rack, wherein a first driving part for driving the first movable rack to move vertically is arranged on the left supporting frame. The right supporting frame comprises a second fixed rack and a second movable rack, wherein a second driving part for driving the second movable rack to move vertically is arranged on the right supporting frame. One end of the lower rolling shaft is in rotary connection with the first fixed rack, the other end of the lower rolling shaft is in rotary connection with the second fixed rack, one end of the upper rolling shaft is in rotary connection with the first movable rack, and the other end of the upper rolling shaft is in rotary connection with the second fixed rack. The knitting frame is small in size, light in weight and simple in structure, can be used for knitting multiple types of blankets and is simple in operation and convenient to use, and the distance between the upper rolling shaft and the lower rolling shaft can be changed through the first driving part and the second driving part.
Owner:青海索琳手工艺术品有限公司

Bearded needle for knitting

The invention belongs to the field of manufacturing of articles for daily use and particularly relates to a bearded needle for knitting. The bearded needle for knitting comprises a needle body and a plurality of hook heads which are detachably connected with the needle body and are of different models, the needle body is formed by a needle rod part and a hollow hook part which is fixedly connected with the needle rod part, the hook heads are connected with the hollow hook part through a connecting part, a compression spring is arranged in the connecting part, and the compression spring pushes a stop plug at the end part of the compression spring into a fixing groove on the outer wall of the hollow hook part to realize clamping between the hook heads and the hollow hook part; a needle cap is arranged at the other end of the needle body, a connecting part which is contained in the needle body is arranged at the port of the needle cap, a sliding block and an elastic rod which is outwards warped is arranged on the connecting part, the sliding block is matched with a sliding groove arranged in the needle body to enable the tail part of the needle cap to be contained in the needle body, and when the needle cap is pulled out, the elastic rod is ejected out of the needle body and a clamp structure used for fixing the needle body is formed. The bearded needle for knitting has the advantage that the knitting efficiency is greatly improved since the needle body can be detachably connected with the hook heads of different models.
Owner:HENAN UNIV OF SCI & TECH
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