Eight-shaped buckle manual carpet weaving machine and production method thereof
By designing a hand-made carpet knitting machine for eight characters, the warp and needle plate frames are used to achieve cross-weaving of warp and weft threads, which solves the problem of low knitting efficiency of hand-made carpets and achieves efficient and high-quality weaving effect.
Patent Information
- Application Number
- CN202211674133.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2022-12-26
- Publication Date
- 2025-04-04
- Estimated Expiration
- 2042-12-26
AI Technical Summary
Handmade carpet knitting efficiency and long braiding cycle limit the development of the handmade carpet industry.
A hand-made carpet knitting machine for eight-character buckles is designed, including warp tension frames and railcars. Components such as warp dividers, needle plate frames and warp locators are used to achieve cross-weaving of warp and weft threads to form an eight-character buckle structure.
Through the mechanized structure, the weaving efficiency of hand-made carpets is improved, efficient and high-quality weaving is achieved, and the weaving cycle is shortened.
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Figure CN115948841B_ABST
Abstract
Description
Technical Field
[0001] The invention relates to the technical field of hand-made carpet weaving, in particular to a figure-eight-button hand-made carpet weaving machine and a production method thereof. Background Art
[0002] Handmade carpets are widely recognized by the market and sold at high prices because of their excellent workmanship and exquisite patterns. However, pure hand-woven production is time-consuming and labor-intensive. It takes several months to weave a large-sized handmade carpet. The long weaving cycle seriously restricts the development of the handmade carpet industry.
[0003] Handmade carpet weaving is different from ordinary machine-woven carpets in its unique weaving and knotting method. In the weaving of ordinary machine-woven carpets, the yarn that forms the suede is wrapped around the warp in a U shape to form a U-shaped buckle. During the weaving process of handmade carpets, the yarn is woven by the weavers around the warp in a figure 8 shape to form an eight-shaped buckle structure, which allows the yarn to be wrapped around the warp more firmly and is not easy to loosen or pull.
[0004] In view of the characteristics of hand-made carpet weaving, it is necessary to design a weaving machine that imitates hand-made carpet weaving to improve the weaving efficiency of hand-made carpets and achieve efficient and high-quality weaving of hand-made carpets. Summary of the invention
[0005] Aiming at the problem of low weaving efficiency of hand-made carpet, the present invention provides a figure-eight-button hand-made carpet weaving machine imitating the weaving mode of hand-made carpet yarn, and a method for producing hand-made carpet by using the weaving machine.
[0006] The invention provides a figure-eight-button hand-made carpet weaving machine, comprising a warp stretching frame and a rail car, wherein a warp drawing roller, a warp releasing roller and a blanket collecting roller are installed on the warp stretching frame, the warp drawing roller is installed above and below the front side of the warp stretching frame, the warp releasing roller and the blanket collecting roller are installed on the rear side of the warp stretching frame, the warp is sent out by the warp releasing roller, is tightened and straightened around the warp drawing roller, and is rolled up by the blanket collecting roller.
[0007] The warp stretching frame is also equipped with a warp separator, a needle plate frame and a warp positioner, wherein the warp separator is installed between the warp drawing rollers, the needle plate frame is installed on the inner side of the warp drawing rollers, and the warp positioner is installed on the outer side of the warp drawing rollers.
[0008] The rail car is installed in front of the warp stretching frame. The rail car moves laterally along the warp stretching frame. A weft passing machine, a wire cutting machine and a wire pressing rake are installed on the rail car.
[0009] Among them, the warp separator includes a warp separator plate, a warp pulling line and a warp staggered tooth plate. Both ends of the warp separator plate are installed on the warp stretching frame through an axle seat. Adjacent warps are located on both sides of the warp separator plate, so that the warps form two rows in front and behind the warp separator plate. The warp pulling line is installed below the warp separator plate. Two rows of warp pulling lines are installed on the outsides of the two rows of warp lines respectively. The warp pulling lines cross and hook the warp lines on the far side. The warp pulling line and the warp separator plate are linked by a gear set. The end of the warp separator plate is connected to the driving device through the driving device. The warp separator plate is driven to switch back and forth between the horizontal and vertical directions. The two rows of warp pulling lines approach or move away with the horizontal and vertical switching of the warp separator plate. The warp staggered tooth plate is installed below the warp pulling line. Two rows of symmetrical warp staggered tooth plates are installed on both sides of the warp lines respectively. There are tooth grooves on the opposite sides of the two rows of staggered warp tooth plates. A single warp line is stuck in the corresponding tooth groove. A horizontal pushing mechanism is installed at the end of the two rows of staggered warp tooth plates, and the two rows of staggered warp tooth plates are pushed to move relative to each other through the horizontal pushing mechanism.
[0010] Among them, the needle plate frame is installed below the warp separator, and the needle plate frame includes a base frame, a slider and a needle row, wherein a slide rod is fixed on the base frame, a slider is mounted on the slide rod, and a fixed needle row is installed on the slider, which pushes the needle row to move along the slide rod, and the needle row is inserted into the interval of the warp.
[0011] Among them, the warp locator includes an upper limit, a lower limit, a warp comb row, a transverse cylinder and a longitudinal cylinder, wherein the upper limit is fixed below the warp separator, the longitudinal cylinder is vertically installed on the warp stretching frame, the transverse cylinder is installed on the movable end of the longitudinal cylinder, the warp comb row and the lower limit are installed on the movable end of the transverse cylinder, the warp comb row is provided with comb teeth on the side facing the warp, the lower limit is installed at the end of the warp comb row, and a limit groove corresponding to the lower limit is fixed on the needle plate frame.
[0012] Among them, the weft passing machine includes a No. 1 electromagnet, a weft shuttle, a No. 2 electromagnet and a fine weft decomposer, wherein the No. 1 electromagnet and the fine weft decomposer are installed on a rail car, a pair of No. 2 electromagnets are respectively fixed at both ends of the warp stretching frame, the fine weft decomposer includes a driving motor, a turntable and a thread shifting tooth, the turntable is fixed on the output shaft of the driving motor, the thread shifting tooth is installed on the turntable, the thread shifting tooth extends out of the turntable, magnetic material is fixed on the weft shuttle, the No. 1 electromagnet and the No. 2 electromagnet are located on the inner and outer sides of the rows of warp threads, and the No. 1 electromagnet and the No. 2 electromagnet are close to the rows of warp threads.
[0013] Among them, the wire cutting machine includes a cutter, a threading rod and a push rod. The push rod is fixed on the rail car, the cutter is installed at the movable end of the push rod, the threading rod is inserted between the yarn to be cut and the warp, the yarn to be cut is supported by the threading rod, the cutter passes through the bottom of the threading rod and cuts the yarn, a stop block is also provided on the cutter, and a corresponding stop groove is provided at the end of the threading rod. When the cutter moves, the stop block is inserted in the stop groove, and the cutter is used to push the threading rod to move.
[0014] Among them, the wire-pressing rake includes rake teeth and a rotating shaft. A rotating shaft frame is arranged on the rail car, the rotating shaft is installed on the rotating shaft frame, an axle seat is symmetrically arranged in the middle of the rotating shaft, a group of rake teeth are installed through the axle seat, and a driving device is connected to the outside of the rotating shaft. The rotation of the rotating shaft drives the rake teeth to sweep across the warp intervals to press the wires.
[0015] A method for weaving a handmade carpet with a figure-eight button is further provided, comprising the following steps:
[0016] S1, hanging the warp, the warp is hung on the warp stretching frame and divided into two rows, front and back, by the warp separator;
[0017] S2, passing the weft line, moves through the rail car, drives the weft passing machine to insert the weft line between two rows of warp lines;
[0018] S3, weft pressing line, pressing the weft by rake;
[0019] S4, the warp threads are crossed, and the front and rear rows of warp threads are crossed and replaced by a warp separator, and the weft threads are sandwiched between the crossed warp threads to form a woven structure;
[0020] S5, warp setting, when at the upper limit, the comb teeth of the warp setting comb row are inserted into the intervals of the warp, and the longitudinal movement cylinder is pushed down to make the comb teeth move longitudinally downward along the intervals of the warp to the lower limit;
[0021] S6, needle-threading plate, the horizontal push mechanism pushes the row needle to move horizontally, the row needle is inserted into the warp interval after positioning, the yarn is hooked on the row needle, and the yarn is inserted into the warp interval at the same time, while the row needle is inserted, the comb teeth of the warp comb row are pulled out from the warp, and the warp comb row returns to the upper limit position;
[0022] S7, arranging the thread ends, pulling the thread ends of the yarn out from the intervals of the warp threads, and the thread ends are exposed outside the warp threads;
[0023] S8, needle withdrawal plate, the horizontal push mechanism pulls the needle out of the warp interval, and the yarn remains in the warp interval;
[0024] S9, warp misalignment, two rows of symmetrical warp misalignment tooth plates move horizontally relative to each other, and the warp threads stuck in the tooth grooves are dislocated horizontally with the movement of the tooth plates;
[0025] S10, determining the warp again, the steps are the same as S5;
[0026] S11, thread the needle plate again, the steps are the same as S6;
[0027] S12, inserting the piercing rod, inserting the piercing rod between the row needles, the yarn and the warp threads, and using the piercing rod to open the gap between the row needles, the yarn and the warp threads;
[0028] Cutting the broken thread, the cutter moves with the rail car, the cutter moves along the lower side of the threading rod, and the cutter cuts the yarn supported by the threading rod;
[0029] S13, needle withdrawal plate, the row needles are pulled out from the intervals of the warp threads, and the yarn is pulled out at the same time, and the cut yarn forms an eight-shaped buckle and is wound around the warp threads;
[0030] S14, warp line dislocation reset, warp line dislocation tooth plate relative movement, warp line transverse reset;
[0031] S15, pressing the yarn, and compacting the yarn by a rake;
[0032] S16, warp cross reset;
[0033] S17, repeat S2 to S16 to continuously weave the handmade carpet.
[0034] The present invention provides a figure-eight-button hand-made carpet weaving machine for improving the weaving efficiency of hand-made carpets, wherein a warp separator is used to drive the warp threads to cross back and forth so that the warp threads and weft threads are cross-woven, and the warp separator can be used to stagger the warp threads and horizontal threads, so that the yarns forming the velvet surface are cross-knotted between the warp threads while ensuring that the insertion position of the needle plate is fixed, thereby forming a figure-eight-button structure for the weaving of the hand-made carpet, and efficient and high-quality weaving of the hand-made carpet is achieved through a mechanical automation structure. BRIEF DESCRIPTION OF THE DRAWINGS
[0035] Figure 1 It is a three-dimensional structural schematic diagram of the present invention.
[0036] Figure 2 It is a side structural schematic diagram of the present invention.
[0037] Figure 3 It is a structural diagram of a warp separator.
[0038] Figure 4 It is a schematic diagram of the process of yarn feeding and knotting.
[0039] Figure 5 It is a structural schematic diagram of the needle plate frame.
[0040] Figure 6 It is a partial three-dimensional structural schematic diagram of the wire cutting machine.
[0041] Figure 7 It is a schematic diagram of the partial three-dimensional structure of the weft knitting machine.
[0042] Figure 8 It is a structural diagram of the meridian locator.
[0043] Fig. 9 It is a schematic diagram of the three-dimensional structure of the wire pressing rake.
[0044] The numbers in the figure are: warp stretching frame 1, warp separator 2, needle plate frame 3, rail car 4, warp positioner 5, warp drawing roller 101, warp release roller 102, blanket collection roller 103, warp separator 201, warp drawing 202, warp staggered tooth plate 203, base frame 301, slider 302, needle row 303, weft passing machine 401, thread breaking machine 402, cutter 421, threading rod 422, push rod 423, No. 1 electromagnet 411, weft shuttle 412, No. 2 electromagnet 413, fine weft decomposer 414, upper limit 501, lower limit 502, fixed warp comb row 503, transverse cylinder 504, longitudinal cylinder 505, thread pressing rake 403, rake teeth 431, rotating shaft 432. DETAILED DESCRIPTION
[0045] The present invention is further described below in conjunction with the accompanying drawings and embodiments.
[0046] Embodiment 1: In order to solve the problem of low weaving efficiency of hand-made carpets, improve the weaving speed of hand-made carpets, and achieve efficient and high-quality weaving of hand-made carpets. In addition to the difference in the surface pattern of the carpet, the weaving method of the yarn on the surface of the hand-made carpet is the biggest difference between it and the woven carpet. During the weaving process of the hand-made carpet, the yarn on the surface of the carpet is formed by winding the yarn in an "8" shape on two adjacent warps, and the yarn is firmly wound on the warp through the eight-shaped buckle. The yarn on the surface of the carpet is not easy to fall off or shed, which improves the wear resistance of the carpet. Therefore, the quality of hand-made carpets is better than that of ordinary woven carpets. Ordinary woven carpets only wrap the yarn in a U shape around the warp, which is easy to cause thread pulling and affects the overall quality of the carpet.
[0047] The present invention provides a Figure 1 The manual carpet weaving machine shown mainly comprises a warp stretching frame 1 for tightening and stretching the warp threads, and a track vehicle 4 installed in front of the warp stretching frame 1, wherein the track vehicle 4 moves back and forth in front of the stretching frame via a track that passes through the warp stretching frame 1 transversely.
[0048] Corresponding rollers are arranged on the warp stretching frame 1, and the rollers are used to stretch the warp and to roll up the woven carpet. The rollers include a warp-drawing roller pair 101, a warp-releasing roller 102 and a blanket-collecting roller 103. The warp-drawing roller pair 101 is installed on the upper and lower sides of the front side of the warp stretching frame 1, and the warp-releasing roller 102 and the blanket-collecting roller 103 are installed on the rear side of the warp stretching frame 1. The warp is emitted by the warp-releasing roller 102, tightened and straightened around the warp-drawing roller pair 101, and woven with the weft and yarn between the warp-drawing roller pair 101. The carpet formed after weaving is rolled up by the blanket-collecting roller 103.
[0049] The warp drawing roller pair 101 includes a group of parallel rollers, which are respectively installed on the upper and lower sides of the front side of the warp stretching frame 1. The warp threads pass around the warp drawing roller pair 101 to form vertical rows of warp threads, and the warp threads do not cross each other, so that the weft threads and the yarns forming the suede are woven based on the warp threads.
[0050] A warp separator 2, a needle plate frame 3 and a warp locator 5 are installed on the stretching frame between the warp drawing rollers 101. The warp separator 2 is installed in the middle of the warp drawing rollers 101. The stretched and taut warp threads pass through the warp separator 2, and the adjacent warp threads are staggered front and back through the warp separator 2 to form two rows. The needle plate frame 3 is installed on the inner side of the warp threads, and the yarns forming the velvet surface are inserted between the warp threads by means of the needle plate frame 3. The warp locator 5 is installed on the outer side of the warp threads.
[0051] Since the warp separator needs to operate on a single warp thread and separate the single warp thread, the intervals between the warp threads are the clearest when the warp threads pass through the warp separator 2. Since the warp threads away from the warp separator lack separation, the intervals between the warp threads are no longer uniform, which affects the needle plate frame 3 from inserting the yarn between the warp threads. Therefore, the warp threads are separated and positioned by the warp positioner 5 to facilitate the needle plate frame to insert the yarn between the warp threads.
[0052] A weft passing machine 401, a wire cutting machine 402 and a wire pressing rake 403 are installed on the rail car 4. The weft passing machine 401 is used to insert thick wefts and thin wefts between two rows of warp threads to form a woven structure between the weft threads and the warp threads. The wire cutting machine 402 moves with the rail car to cut the yarn. After the yarn is woven and knotted, the yarn is cut off by the wire cutting machine to disconnect the yarn from the needle plate frame.
[0053] After the weft threads and yarns are woven and knotted, the weft threads and yarns are pressed and compacted by means of a thread pressing rake 403 to make the carpet dense and tight.
[0054] The specific weaving process is as follows:
[0055] like Figure 1 As shown, firstly, the warp is hung on the warp stretching frame 1, and the warp is hung on the warp stretching frame. The warp threads are stretched vertically and parallel to each other to ensure that the warp threads do not cross each other. The hung warp threads are divided into two rows, front and back, through the warp separator. The warp threads are moved by the rail car to drive the weft passing machine to make the weft shuttle wrapped with the weft threads pass between the two rows of warp threads, thereby inserting the weft threads between the two rows of warp threads. After winding, the rail car is used to drive the wire pressing rake 403 to move to press the weft threads.
[0056] like Figure 3As shown, the front and rear rows of warp threads are cross-changed through the warp divider, and the weft threads are clamped between the crossed warp threads to form a weaving structure. When the warp locator 5 is at the upper limit position, the comb teeth of the warp fixing comb row are inserted into the intervals between the warp threads, and the longitudinal cylinder is pushed down to make the comb teeth move down longitudinally along the warp interval to the lower limit position. The transverse pushing mechanism pushes the row of needles to move transversely, and the row of needles is inserted into the positioned warp intervals. The row of needles hooks the yarn, and the yarn is inserted into the warp intervals at the same time. When the row of needles is inserted, the comb teeth of the warp fixing comb row are pulled out from the warp threads, and the warp fixing comb row returns to the upper limit position.
[0057] The yarn ends are pulled out from the warp intervals, the yarn ends are exposed outside the warp, and the horizontal push mechanism pulls the row needles out from the warp intervals, and the yarn remains in the warp intervals.
[0058] The warp divider is used to make the two rows of warp threads relatively shifted horizontally, so that the warp threads are clamped with the yarns and displaced horizontally. The warp threads are positioned again by the warp thread positioner 5. After the warp threads are positioned, the needle plate frame is used to insert the yarns again. At this time, the interval of the warp threads inserted by the needle plate frame is the new interval formed after the warp threads are displaced horizontally, such as Figure 4 shown.
[0059] After the needle plate frame inserts the yarn, since the yarn is disconnected from the needle plate frame, a triangular cavity is formed between the yarn, the warp and the row needles, the penetration rod is inserted between the row needles, the yarn and the warp, and the gap between the row needles, the yarn and the warp is opened by the penetration rod. The track car is started, and the cutter of the wire cutting machine 402 moves with the track car, and the cutter moves along the lower side of the penetration rod, and the cutter cuts the yarn supported by the penetration rod.
[0060] After the thread breaks, the needles of the needle plate frame are pulled out from the warp intervals, and the yarn on the needle plate frame is pulled out from between the warp threads. The cut yarn forms a figure-eight buckle and is wrapped around the warp threads. The warp threads are reset, the warp tooth plates move relatively, and the warp threads are reset laterally. The yarns are pressed again by the thread pressing rake, and the warp threads are reset crosswise.
[0061] Repeat the above process to weave the handmade carpet layer by layer.
[0062] Example 2: Figure 3As shown, the warp separator 2 includes a warp separator plate 201, a warp wire 202 and a warp staggered tooth plate 203. Both ends of the warp separator plate 201 are installed on the warp wire stretching frame 1 through an axle seat. Adjacent warp wires are located on both sides of the warp separator plate 201, so that the warp wires form two rows in front and behind the warp separator plate 201. The warp wire 202 is installed below the warp separator plate 201. The two rows of warp wires 202 are installed on the outsides of the two rows of warp wires, respectively. The warp wire 202 crosses and hooks the warp wires on the far side. The warp wire 202 and the warp separator plate 201 are linked by a gear set. The end of the warp separator plate 201 is transmitted The drive device is dynamically connected to the warp plate 201, which is used to switch back and forth between the horizontal and vertical directions. The two rows of warp lines 202 move closer or farther away as the warp plate 201 switches horizontally and vertically. The warp tooth plate 203 is installed below the warp line 202. Two rows of symmetrical warp tooth plates 203 are respectively installed on both sides of the warp lines. There are tooth grooves on the opposite sides of the two rows of warp tooth plates 203, and a single warp line is stuck in the corresponding tooth groove. A horizontal pushing mechanism is installed at the ends of the two rows of warp tooth plates 203, and the two rows of warp tooth plates 203 are pushed to move relative to each other through the horizontal pushing mechanism.
[0063] The warp divider is used to drive the warp threads to cross back and forth, or to drive the warp threads to shift horizontally, so as to weave the weft threads and the warp threads together, so that the yarn is entangled in a figure-eight buckle on the warp threads.
[0064] Example 3: Figure 5 and Figure 8 As shown, the needle plate frame 3 is installed below the warp separator 2, and the needle plate frame 3 includes a base frame 301, a slider 302 and a needle row 303, wherein a slide bar is fixed on the base frame 301, the slider 302 is mounted on the slide bar, and the needle row 303 is fixedly installed on the slider 302, and the needle row 303 is pushed to move along the slide bar, and the needle row 303 is inserted into the interval of the warp.
[0065] The warp positioner 5 includes an upper limit 501, a lower limit 502, a warp combing row 503, a transverse cylinder 504 and a longitudinal cylinder 505, wherein the upper limit 501 is fixed below the warp tooth plate 203, the longitudinal cylinder 505 is vertically installed on the warp stretching frame 1, the transverse cylinder 504 is installed on the movable end of the longitudinal cylinder 505, the warp combing row 503 and the lower limit 502 are installed on the movable end of the transverse cylinder 504, the warp combing row 503 is provided with comb teeth on the side facing the warp, the lower limit 502 is installed at the end of the warp combing row 503, and a limit groove corresponding to the lower limit 502 is fixed on the needle plate frame 3; The longitudinal movement cylinder 505 is used to lift the warp comb row 503 to the upper limit position 501, and the transverse movement cylinder 504 pushes the warp comb row 503 to move toward the warp threads. The comb teeth of the warp comb row 503 are inserted between the warp threads so that each warp thread is stuck between the corresponding comb teeth. The comb teeth are used to locate the intervals between the warp threads, and the warp threads are separated one by one. The longitudinal movement cylinder 505 pushes the warp comb row 503 to move downward. During the downward movement, the comb teeth are always located between the warp threads until the lower limit position 502 is stuck in the limit groove fixed on the needle plate frame 3. The longitudinal movement cylinder 505 stops, and the row of needles 303 moves along the slide bar to be inserted between the warp threads with clear intervals and positioning.
[0066] Example 4: Figure 6 As shown, the weft passing machine 401 includes a No. 1 electromagnet 411, a weft shuttle 412, a No. 2 electromagnet 413 and a fine weft decomposer 414, wherein the No. 1 electromagnet 411 and the fine weft decomposer 414 are installed on the rail car 4, a pair of No. 2 electromagnets 413 are respectively fixed at both ends of the warp stretching frame 1, the fine weft decomposer 414 includes a driving motor, a turntable and a thread-pulling tooth, the turntable is fixed on the output shaft of the driving motor, the thread-pulling tooth is installed on the turntable, the thread-pulling tooth extends out of the turntable, and a magnetic material is fixed on the weft shuttle 412, the No. 1 electromagnet 411 and the No. 2 electromagnet 413 are located on the inner and outer sides of the rows of warp threads, and the No. 1 electromagnet 411 and the No. 2 electromagnet 413 are close to the rows of warp threads; when passing the weft, the weft shuttle 412 is adsorbed on the No. 1 electromagnet 411, and the weft threads are pulled out of the turntable. The shuttle 412 and the No. 1 electromagnet 411 move with the rail car 4 in parallel with the rows of warp threads. The No. 1 electromagnet 411 is located on the outside of the warp threads, and the weft shuttle 412 passes between the two rows of warp threads. When passing through, the weft threads are pulled out of the weft shuttle 412 and remain in the middle of the two rows of warp threads. When the rail car 4 moves to the end, the No. 2 electromagnet 413 corresponding to the end is started, the No. 1 electromagnet 411 is disconnected, and the weft shuttle 412 is moved by the No. 1 electromagnet 411 to be adsorbed by the No. 2 electromagnet 413. The two rows of warp threads cross back and forth under the action of the warp separator. After the two rows of warp threads cross, the No. 1 electromagnet 411 is started, the No. 2 electromagnet 413 is disconnected, and the weft shuttle 412 is adsorbed on the No. 1 electromagnet 411 again. The rail car 4 moves in the opposite direction, and the weft threads are pulled out of the weft shuttle 412 again and interwoven with the warp threads.
[0067] When the fine weft passes through the thread, it is easy to be blocked by the warp thread, resulting in the fine weft not being able to fall to the root of the warp thread intersection. Therefore, when the fine weft passes through the thread, the fine weft decomposer 414 is started synchronously, and the motor drives the turntable to rotate. While the fine weft decomposer 414 moves with the rail car 4, the rotating wire-shifting teeth sweep across the intervals between the warp threads, and the fine weft is pushed to the root of the warp thread intersection.
[0068] like Figure 6 As shown, the wire cutting machine 402 includes a cutter 421, a penetration rod 422 and a push rod 423. The push rod 423 is fixed on the rail car 4, the cutter 421 is installed at the movable end of the push rod 423, the penetration rod 422 is inserted between the yarn to be cut and the warp, the yarn to be cut is supported by the penetration rod 422, the cutter 421 passes through the bottom of the penetration rod 422 and cuts the yarn, the cutter 421 is also provided with a stopper, and a corresponding stop groove is provided at the end of the penetration rod 422. When the cutter 421 moves, the stopper is inserted into the stop groove, and the cutter 421 is used to push the penetration rod 422 to move and push the penetration rod 422 out.
[0069] like Fig. 9 As shown, the wire pressing rake 403 includes rake teeth 431 and a rotating shaft 432. A rotating shaft frame is set on the rail car, and the rotating shaft is installed on the rotating shaft frame. An axle seat is symmetrically set in the middle of the rotating shaft, and a group of rake teeth 431 is installed through the axle seat. A driving device is connected to the outside of the rotating shaft. The rotation of the rotating shaft drives the rake teeth to sweep across the warp intervals to press the wires.
[0070] The above describes the basic principle, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments, and the above embodiments and descriptions only describe the principles of the present invention. The present invention may be subject to various changes and improvements without departing from the spirit and scope of the present invention, and these changes and improvements fall within the scope of the present invention to be protected.
Claims
1. A figure eight buckle manual carpet weaving machine, characterized in that: It includes a warp stretching frame and a rail car, wherein the warp stretching frame is equipped with a warp drawing roller, a warp releasing roller and a blanket collecting roller, the warp drawing roller is installed above and below the front side of the warp stretching frame, the warp releasing roller and the blanket collecting roller are installed at the rear side of the warp stretching frame, the warp is sent out by the warp releasing roller, is tightened and straightened around the warp drawing roller, and is rolled up by the blanket collecting roller; The warp stretching frame is also equipped with a warp separator, a needle plate frame and a warp positioner, wherein the warp separator is installed between the warp drawing rollers, the needle plate frame is installed on the inner side of the warp drawing rollers, and the warp positioner is installed on the outer side of the warp drawing rollers; The rail car is installed in front of the warp stretching frame, and moves horizontally along the warp stretching frame; the rail car is equipped with a weft passing machine, a wire cutting machine and a wire pressing rake. The warp separator includes a warp separator plate, a warp drawing line and a warp staggered tooth plate. Both ends of the warp separator plate are installed on the warp stretching frame through an axle seat. Adjacent warps are located on both sides of the warp separator plate. The warp drawing line is installed below the warp separator plate. Two rows of warp drawing lines are installed on the outsides of the two rows of warps respectively. The warp drawing line and the warp separator plate are linked by a gear set. The end of the warp separator plate is connected to the driving device through the driving device. The warp separator plate is driven to switch back and forth between the horizontal and vertical directions. The warp staggered tooth plate is installed below the warp drawing line. Two rows of symmetrical warp staggered tooth plates are installed on both sides of the warp respectively. There are tooth grooves on the opposite sides of the two rows of warp staggered tooth plates. A single warp thread is stuck in the corresponding tooth groove. A horizontal pushing mechanism is installed at the ends of the two rows of warp staggered tooth plates. The horizontal pushing mechanism pushes the two rows of warp staggered tooth plates to move relative to each other. The needle plate frame is installed below the warp separator. The needle plate frame includes a base frame, a slider and a needle row. A slide bar is fixed on the base frame, a slider is mounted on the slide bar, and a fixed needle row is installed on the slider. The needle row is pushed to move along the slide bar, and the needle row is inserted into the interval of the warp. The weft passing machine includes a No. 1 electromagnet, a weft shuttle, a No. 2 electromagnet and a fine weft decomposer, wherein the No. 1 electromagnet and the fine weft decomposer are installed on the rail car, a pair of No. 2 electromagnets are respectively fixed at both ends of the warp stretching frame, and the fine weft decomposer includes a driving motor, a turntable and a thread-pulling tooth. The wire cutting machine includes a cutter, a threading rod and a push rod. The push rod is fixed on the rail car, the cutter is installed at the movable end of the push rod, the threading rod is inserted between the yarn to be cut and the warp, the cutter is also provided with a block, and a corresponding stop groove is provided at the end of the threading rod.
2. The figure eight buckle manual carpet weaving machine according to claim 1, characterized in that: The warp locator includes an upper limit, a lower limit, a warp comb row, a transverse cylinder and a longitudinal cylinder, wherein the upper limit is fixed below the warp separator, the longitudinal cylinder is vertically installed on the warp stretching frame, the transverse cylinder is installed on the movable end of the longitudinal cylinder, the warp comb row and the lower limit are installed on the movable end of the transverse cylinder, the warp comb row is provided with comb teeth on the side facing the warp, the lower limit is installed at the end of the warp comb row, and a limit groove corresponding to the lower limit is fixed on the needle plate frame.
3. The figure eight buckle manual carpet weaving machine according to claim 1, characterized in that: The wire-pressing rake includes rake teeth and a rotating shaft. A rotating shaft frame is arranged on the rail car, and the rotating shaft is installed on the rotating shaft frame. An axle seat is symmetrically arranged in the middle of the rotating shaft, and a group of rake teeth are installed through the axle seat. A driving device is connected to the outside of the rotating shaft. The rotation of the rotating shaft drives the rake teeth to sweep across the warp intervals to press the wires.
4. A method for weaving a handmade carpet with a figure eight buckle, characterized in that: The following steps are included: S1, hanging the warp, the warp is hung on the warp stretching frame and divided into two rows, front and back, by the warp separator; S2, passing the weft line, moves through the rail car, drives the weft passing machine to insert the weft line between two rows of warp lines; S3, weft pressing line, pressing the weft by rake; S4, the warp threads are crossed, and the front and rear rows of warp threads are crossed and replaced by a warp separator, and the weft threads are sandwiched between the crossed warp threads to form a woven structure; S5, warp setting, when at the upper limit, the comb teeth of the warp setting comb row are inserted into the intervals of the warp, and the longitudinal movement cylinder is pushed down to make the comb teeth move longitudinally downward along the intervals of the warp to the lower limit; S6, needle-threading plate, the horizontal push mechanism pushes the row needle to move horizontally, the row needle is inserted into the warp interval after positioning, the yarn is hooked on the row needle, and the yarn is inserted into the warp interval at the same time, while the row needle is inserted, the comb teeth of the warp comb row are pulled out from the warp, and the warp comb row returns to the upper limit position; S7, arranging the thread ends, pulling the thread ends of the yarn out from the intervals of the warp threads, and the thread ends are exposed outside the warp threads; S8, needle withdrawal plate, the horizontal push mechanism pulls the needle out of the warp interval, and the yarn remains in the warp interval; S9, warp misalignment, two rows of symmetrical warp misalignment tooth plates move horizontally relative to each other, and the warp threads stuck in the tooth grooves are dislocated horizontally with the movement of the tooth plates; S10, determining the warp again, the steps are the same as S5; S11, thread the needle plate again, the steps are the same as S6; S12, inserting the piercing rod, inserting the piercing rod between the row needles, the yarn and the warp threads, and using the piercing rod to open the gap between the row needles, the yarn and the warp threads; Cutting the broken thread, the cutter moves with the rail car, the cutter moves along the lower side of the threading rod, and the cutter cuts the yarn supported by the threading rod; S13, needle withdrawal plate, the row needles are pulled out from the intervals of the warp threads, and the yarn is pulled out at the same time, and the cut yarn forms an eight-shaped buckle and is wound around the warp threads; S14, warp line dislocation reset, warp line dislocation tooth plate relative movement, warp line transverse reset; S15, pressing the yarn, and compacting the yarn by a rake; S16, warp cross reset; S17, repeat S2 to S16 to continuously weave the handmade carpet.
Citation Information
Patent Citations
Loop-forming apparatus in a weaving machine for pile fabric
CN1113527A
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