38results about How to "Increase sewing speed" patented technology

The invention provides a device for automatic separation and resetting of needle rods of a double-needle machine. The device comprises a sliding shaft, one end of the sliding shaft is connected with a separating assembly, the other end of the sliding shaft is connected with a resetting assembly, the separating assembly comprises a swing rod and a driving rod which can conduct straight reciprocating motion, one end of the swing rod is connected with the sliding shaft, the other end of the swing rod is connected with the driving rod, the middle portion of the swing rod can be rotatably connected with an installation frame, the driving rod is connected with a driving mechanism, and the driving mechanism is connected with an automatic control system. According to the device for automatic separation and resetting of the needle rods of the double-needle machine, the driving mechanism is controlled by the automatic control system to act, so that the sliding shaft is driven to act, and the needle rods are separated; stitch numbers of single needle rod walking are controlled by the automatic control system, so that the stitch numbers of single needle rod walking before and after rotation of a sewing material during corner sewing are consistent, and the sewing precision and the sewing stability are improved; and the operation of the corner sewing is simplified, so that the speed of the corner sewing is accelerated, and the production efficiency is effectively improved.

The invention discloses a fabric clamping device of a leather product automatic production line. The fabric clamping device comprises a fabric clamping and displacement device, wherein the fabric clamping and displacement device comprises a first oil cylinder which is fixedly mounted at the top end of an arch-shaped mounting plate through an oil cylinder seat; the right side of the first oil cylinder is connected with a sliding seat through a horizontal retractable rod; a second oil cylinder is mounted in the sliding seat; the bottom end of the second oil cylinder is connected with a motor seat through a vertical hoisting rod; the motor seat is internally provided with a speed reducing motor; the bottom end of the speed reducing motor is connected with four fixed strips through a motor shaft; bottom end faces of the four fixed strips are located on the same horizontal plane and bottom ends of the four fixed strips are commonly connected with a frame-shaped clamping seat plate; the frame-shaped clamping seat plate is provided with a plurality of electromagnetic clamps; an iron block or an iron strip is attracted by utilizing an electromagnet so as to tightly clamp leather; when theelectromagnet is powered off, the iron block loosens the leather or a fabric due to an elastic force of a spring.

The invention discloses a positioning-scribing typesetting method. The positioning-scribing typesetting method comprises six steps including pretreatment, paper sample making, fixed sample manufacturing, lofting, positioning by scribing, and sewing for sizing. According to the method, the original fur part is cut to manufacture a fur part, the use amount of fur can be effectively saved, and thus the production cost is fundamentally reduced; invisible scribing powder replaces the traditional scribing powder, so that the later working procedure of eliminating marks is reduced, and thus the workefficiency is improved; a fixed sample is manufactured for uniform scribing, the traditional method of scribing on each piece of shell fabric is replaced, thus the scribed parallel lines are straight,the distance control is reasonable, the quality and efficiency of positioning by scribing are improved, meanwhile, after the fur part is sewn at the later stage, the product with fur has the sense ofdepth and the sense of natural grace, and also has the good aesthetic sense.

The invention provides a sewing method of a double-embedded-wire pocket. A pocket center line is drawn in the front side pocket position part of a clothes piece and is used as a positioning line; the rough edge on the top of wire-embedded cloth is downwards flanged for a first distance, the flanged part is subjected to buckling ironing for forming a first flanging line, then, the edge is downwards flanged for a second distance being the twice length of the first distance, and the part which is flanged again is subjected to buckling ironing for forming a second edge flanging line; in the second step, the rough edge, downwards flanged for the first distance, of the wire-embedded cloth is aligned with the center line of the pocket, a press foot with the same width as the first distance is adopted for sewing a first embedded wire in the middle position of the flanged edge with the same width as the first distance, and during the sewing, the lower edge of the press foot is aligned with the positioning line; the press foot is adopted for sewing a second embedded wire in the middle position between the rough edge of the wire-embedded cloth and the second edge flanging line, during the sewing, the press foot is just pressed on a fabric with the same width as the first distance between the rough edge and the second edge flanging line, and the two sides of the press foot are respectively aligned with the rough edge and the second edge flanging line.

The invention discloses a manufacturing method for a mould cup. The method comprises the following steps: a) preparing materials: preparing a lining cloth and a cup body, wherein the lining cloth comprises a left pocket, a right pocket and a lower blocking lining cloth; b) preparing a combined pocket: preparing the left pocket and the right pocket into the combined pocket; c) settling the lining cloth: putting the lower blocking lining cloth and the combined pocket into a sewing template and settling; d) sewing the template: performing template sewing; e) pinching a bowl rim: forming a mould cup sphere matched with the cup body; f) circling the lining cloth: putting the lining cloth into the cup body and sewing the periphery. According to the manufacturing method for the mould cup, provided by the invention, the cutting of upper and lower blocking lining clothes is cancelled, the cost is lowered, the template sewing is adopted, the operation is simple and the sewing speed is high, so that the production efficiency is increased, the product still has a function of inserting the pocket, the product is free from quality problems, such as, inclined tuft, the yield is increased and higher social benefit and economic benefit are achieved.

The invention discloses leather cloth sewing equipment for leather product production and processing. The leather cloth sewing equipment comprises a leather cloth sewing device, wherein the leather cloth sewing device comprises an arc-shaped mounting plate and a conveyor belt installed inside the arc-shaped mounting plate; first sewing devices are arranged at the front end and the rear end of theconveyor belt; a cloth clamping displacement mechanism is arranged directly above the conveyor belt; a leather bag processing device is arranged at the right lower end of the conveyor belt, and the leather bag processing device comprises a machine shell; a horizontal conveying platform is movably installed in the machine shell through a supporting slide rail; a pushing device is arranged at the top of the right end of the machine shell, and second sewing devices are arranged at the front end and the rear end of the horizontal conveying platform; and a folding and clamping mechanism is installed on the horizontal conveying platform, and a film packaging mechanism is arranged at the right end of the horizontal conveying platform. Leather is automatically sewn by a machine, and the two parallel edges of the leather can be sewn each time, so that sewing of leather products is greatly speeded up, the production efficiency of the production line is improved, and manpower is saved.

This button sewing machine is equipped with a vertically moving mechanism which drives the sewing needle (11) in the vertical direction while performing a needle swinging, a button holding mechanism (13), a fabric holding member (15) which is extended to the rear side, and folds back and holds the article (C) to be sewn, and a fabric moving mechanism (34) which moves and positions the article to be sewn. The button sewing machine is also equipped with button moving mechanisms (31, 32) which move and position a button (B), a looper (41) which forms a loop by catching a sewing thread, and a thread gathering member (42) which makes the sewing thread between the article to be sewn and the looper avoid the sewing needle which is lowered. A needle swinging limiting means (81) which performs a control for moving the button in the opposite direction from the needle swinging by the button moving mechanism so that the needle swinging may not be performed exceeding a limit amount for the needle swinging. The button sewing machine suppress a thread gathering defect.

The invention discloses a waterproof, anti-explosion and cutting-resistant high-strength double-layer toothed zipper and a method for manufacturing the same. The waterproof, anti-explosion and cutting-resistant high-strength double-layer toothed zipper comprises a left double-layer toothed chain belt, a right double-layer toothed chain belt and a zipper puller, the left double-layer toothed chain belt and the right double-layer toothed chain belt are meshed with each other in the left-right direction, an upper zipper chain, a lower zipper chain and a woven belt are sewn to form each double-layer toothed chain belt, and the zipper puller is used for opening and closing the left double-layer toothed chain belt and the right double-layer toothed chain belt. The waterproof, anti-explosion and cutting-resistant high-strength double-layer toothed zipper is characterized in that each woven belt is folded by one step, the zipper chains are respectively sewn at edges of outer surfaces of the upper and lower folded woven belts, and the two folded woven belts are sewn and connected with each other by harnesses. The waterproof, anti-explosion and cutting-resistant high-strength double-layer toothed zipper and the method have the advantages that the zipper is high in zipper chain and woven belt sewing speed, zipper chain and cloth belt connection strength, waterproof, anti-explosion and cutting-resistant performance and transverse strength, and the zipper can be opened and closed easily by the aid of the puller; each single-layer zipper chain is sewn with the corresponding woven belt when the zipper chains are required to be sewn with the woven belts, so that the sewing speed is greatly increased, and needles cannot be broken; and each single-layer zipper chain is sewn with the corresponding single-layer woven belt, and each double-layer zipper chain is sewn with the corresponding woven belt by the corresponding double-fold harness, so that the connection strength is doubled as compared with the traditional zipper.

The invention discloses a mold for sewing a back waist band, and relates to the technical field of sewing machines. The mold comprises a first guiding piece and a second guiding piece, the first guiding piece comprises a base plate, a semi-U-type hook with a rightward opening is arranged on the left side of the base plate, the second guiding piece comprises a support, the upper face of the support is provided with an upper U-type hook with a leftward opening, the lower face of the support is provided with a lower U-type hook with a leftward opening, and a lower half U-type hook body of the lower U-type hook is fixed on the base plate. The mold is simple in structure and low in manufacturing cost, the steps of ironing, seam reversing, seam allowance and the like are omitted, an open thread is directly sewed, the sewing quality can be guaranteed, the sewing speed is greatly quickened, and the work efficiency is greatly improved.

An image stitching method and an electronic device applied thereto. The electronic device includes a bendable base, a plurality of camera modules, a sensing module and a processing module. The camera modules are installed on the base, and can capture multiple images corresponding to different fields of view. The sensing module is coupled to the base, and is used for detecting physical bending information of the base. The processing module is coupled to the camera module and the sensing module, and is used for estimating the bending angle of the base using physical bending information, and obtaining overlapping information between multiple images according to the bending angle, and stitching the images based on the overlapping information, to generate stitched images.

The invention relates to a sewing processing auxiliary tool, in particular to a wide strip edge pressing tool used for locating sewing materials and fixing direction of material feeding. The wide strip edge pressing tool comprises two parallel annular pressing strips. Chain teeth are arranged on inner surfaces of the annular pressing strips. Pressing strip fixing frames are arranged on the parallel annular pressing strips. Each pressing strip fixing frame comprises a U-shaped clamping plate. The U-shaped clamping plates are arranged on the parallel annular pressing strips. The wide strip edge pressing tool is simple in structure and convenient to use. The wide strip edge pressing tool can be used for controlling sewing materials in a orientation and location mode when edge folding or edge pressing sewing is conducted so as to effectively improve sewing speed and sewing quality, reduce labor intensity of operators, and relieve mental tension degree of the operators.