Jacquard machine type changing device and jacquard machine type changing method

Abstract

The present invention discloses a convertible jacquard machine and a convertible jacquard machine method. The convertible jacquard machine comprises a jacquard machine body, a warp stop device, a liftable yarn separation device, a fixing part, a front reed and a rear reed, the warp stop device comprises a warp stop rod and a plurality of warp drop pieces suspended on the warp stop rod, the liftable yarn separation device comprises a limit seat, a lift seat and a limit strip, the limit seat is arranged on the jacquard machine body, the limit strips are sequentially distributed on the limit seat along the same horizontal direction, and there is a receiving interval between two adjacent limit strips for receiving the warp drop pieces, the lift seat is movably arranged on the limit seat, the warp stop rod is connected to the lift seat and is located above the limit strip, the warp stop rod is aligned with the receiving interval, the lift seat can be lifted and moved along the limit seat, the fixing part is arranged on the jacquard machine body for fixing the yarn, and the front reed and the rear reed are arranged on the jacquard machine body for separating the yarn. The convertible jacquard machine can save time and labor and improve work efficiency.

Description

Technical Field

[0001] The invention relates to the field of textiles, and in particular to a jacquard machine type-changing device and a jacquard machine type-changing method. Background Art

[0002] In the textile and garment accessories industry, the jacquard belt of the webbing needs to be threaded when changing the shape after weaving one sheet. The threading operation is to pass hundreds of yarns one by one through the back reed, then through each warp dropper, and finally through the palm fiber and the steel reed. Taking a jacquard belt with 500 yarns as an example, it takes about 10-12 hours for two skilled workers to thread 4 jacquard belts. The above method is time-consuming and labor-intensive, and has low work efficiency. Summary of the invention

[0003] Based on this, it is necessary to provide a jacquard machine type changing device and a jacquard machine type changing method which can save time and labor and improve work efficiency.

[0004] A convertible jacquard machine comprises a jacquard machine body, a warp stop device, a liftable yarn separation device, a fixing part, a front reed and a rear reed, the warp stop device comprises a warp stop rod and a plurality of warp stop plates suspended on the warp stop rod, the liftable yarn separation device comprises a limit seat, a lifting seat and a limit strip, the limit seat is arranged on the jacquard machine body, the limit strips are sequentially distributed on the limit seat along the same horizontal direction, and an accommodation gap for accommodating the warp stop plates is provided between two adjacent limit strips, the lifting seat is movably arranged on the limit seat, the warp stop rod is connected to the lifting seat and is located above the limit strip, the warp stop rod is aligned with the accommodation gap, the lifting seat can be lifted and lowered along the limit seat, the fixing part is arranged on the jacquard machine body for fixing the yarn, and the front reed and the rear reed are arranged on the jacquard machine body for separating the yarn.

[0005] In one of the embodiments, the liftable yarn separating device further comprises a lifting mechanism disposed on the jacquard machine body, and the lifting mechanism is connected to the lifting seat to drive the lifting seat to move.

[0006] In one embodiment, the limit seat includes two relatively arranged limit sub-seats, and the two ends of the limit strip are respectively connected to the two limit sub-seats. The lifting seat includes two lifting sub-seats, and the two lifting sub-seats are respectively located on the outsides of the two limit sub-seats, and the lifting sub-seats can be movably connected to the limit sub-seats.

[0007] In one of the embodiments, the liftable yarn separation device also includes a fastener, the lifting sub-seated is provided with a long strip-shaped adjustment hole extending along the vertical direction, the limiting sub-seated is provided with a plurality of limiting holes distributed along the vertical direction, and the positions of the lifting sub-seated and the limiting sub-seated are locked by the fastener passing through the adjustment hole and the limiting hole.

[0008] In one of the embodiments, a slot for placing the warp stop bar is provided on the limiting sub-base, and the warp stop bar is in contact with and cooperates with the slot.

[0009] In one of the embodiments, the rear reed is arranged close to the liftable yarn dividing device.

[0010] In one of the embodiments, the front reed is arranged close to the healds of the jacquard machine body.

[0011] In one of the embodiments, a plurality of tray racks for placing tray heads are arranged on the jacquard machine body.

[0012] In one embodiment, there are multiple warp stop bars, and each warp stop bar is aligned with one of the accommodating intervals.

[0013] In one of the embodiments, the convertible jacquard machine further comprises a layering shaft, which is arranged on the jacquard machine body for layering the warp yarns.

[0014] A jacquard machine type changing method comprises the following steps:

[0015] According to the weaving process threading diagram, the jacquard machine body controls the movement of the healds to realize the interweaving of the warp yarn and the weft yarn according to the structural movement of the weaving process threading diagram, forming a production organization to control the lifting and lowering movement of the warp yarn, so as to realize the selection of the required N warp yarns from the M warp yarns;

[0016] A pick-up opening is formed between the N warp yarns that are lifted and the MN warp yarns that are not lifted;

[0017] One end of each of the MN warp yarns that cannot be lifted is fixed on a fixing member, and the lifting seat of the lifting yarn separation device is raised to lift the N warp yarns to separate the N warp yarns, and the N warp yarns are separated from the shuttle opening to the dropper and the back reed, and the original warp heads corresponding to the N warp yarns are separated;

[0018] According to the process requirements, new warp heads corresponding to N warp yarns are installed, and the N warp yarns are connected with the corresponding new warp heads; and the N warp yarns are passed through the front reed.

[0019] The convertible jacquard machine of the present invention can save time and labor and improve work efficiency. Specifically, the convertible jacquard machine of the present invention can save the time spent on the yarn separation process in the traditional conversion method and improve the yarn separation efficiency. The convertible jacquard machine of the present invention is provided with a liftable yarn separation device so that the lifting seat can move up and down along the limit seat during yarn separation, so as to increase the height of the pre-separated warp yarn, increase the height difference between the pre-separated warp yarn and the non-separated warp yarn, and improve the yarn separation efficiency.

[0020] The jacquard machine conversion method of the present invention can save yarn separation time and improve yarn separation efficiency. According to the method, the jacquard machine body controls the movement of the heald to realize the interweaving of the warp yarn and the weft yarn according to the structural movement of the weaving process threading diagram, and forms a production organization to control the lifting and lowering movement of the warp yarn to realize the selection of the required N warp yarns from the M warp yarns, and then the height of the N warp yarns is used to realize the formation of the shuttle opening with the MN warp yarns that cannot be lifted, and then the lifting seat of the lifting yarn separation device is raised to realize the lifting of the N warp yarns to separate the N warp yarns, so that the yarn can be separated with high efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 A schematic diagram of a replaceable jacquard machine according to an embodiment of the present invention;

[0022] Figure 2 for Figure 1 The schematic diagram of the liftable yarn separation device of the convertible jacquard machine is shown.

[0023] Description of Reference Numerals

[0024] 10: Convertible jacquard machine; 100: Warp stop device; 110: Warp stop rod; 120: Warp drop plate; 200: Liftable yarn separation device; 210: Limiting sub-seat; 220: Lifting sub-seat; 221: Adjusting hole; 230: Limiting strip; 240: Fastener; 300: Fixing part; 400: Front reed; 500: Rear reed; 600: Heald; 20: Warp yarn. DETAILED DESCRIPTION

[0025] In order to facilitate the understanding of the present invention, the present invention will be described more fully below with reference to the relevant drawings. The preferred embodiments of the present invention are given in the drawings. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of the present invention more thorough and comprehensive.

[0026] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be an intermediate element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be an intermediate element at the same time.

[0027] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those generally understood by those skilled in the art of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0028] See also Figure 1 As shown, an embodiment of the present invention provides a convertible jacquard machine 10, which includes a jacquard machine body, a warp stop device 100, a liftable yarn separation device 200, a fixing member 300, a front reed 400 and a rear reed 500.

[0029] The warp drop device 100 includes a warp drop bar 110 and a plurality of warp droppers 120 suspended from the warp drop bar 110 .

[0030] See also Figure 2 As shown, the liftable yarn separation device 200 includes a limit seat, a lift seat and a limit strip 230. The limit seat is arranged on the jacquard machine body, the limit strips 230 are sequentially distributed on the limit seat along the same horizontal direction, and there is a receiving space between two adjacent limit strips 230 for receiving the dropper 120, the lift seat is movably arranged on the limit seat, the stopper rod 110 is connected to the lift seat and is located above the limit strip 230, the stopper rod 110 is aligned with the receiving space, and the lift seat can move up and down along the limit seat.

[0031] The fixing member 300 is disposed on the jacquard machine body to fix the yarn.

[0032] The front reed 400 and the rear reed 500 are disposed on the jacquard machine body to separate yarns.

[0033] In one embodiment, the liftable yarn separation device 200 further comprises a lifting mechanism disposed on the jacquard machine body, wherein the lifting mechanism is connected to the lifting seat to drive the lifting seat to move.

[0034] In one embodiment, see Figure 1 As shown, the limit seat includes two relatively arranged limit sub-seats 210. The two ends of the limit strip 230 are respectively connected to the two limit sub-seats 210, and the lifting seat includes two lifting sub-seats 220, which are respectively located outside the two limit sub-seats 210, and the lifting sub-seats 220 are respectively movably connected to the limit sub-seats 210.

[0035] In one embodiment, the liftable yarn separation device 200 further includes a fastener 240. The lifting sub-base 220 is provided with a long strip-shaped adjustment hole 221 extending in the vertical direction, and the limiting sub-base 210 is provided with a plurality of limiting holes distributed in the vertical direction, and the positions of the lifting sub-base 220 and the limiting sub-base 210 are locked by the fastener 240 penetrating the adjustment hole 221 and the limiting hole.

[0036] In one embodiment, the limiting sub-base 210 is provided with a slot for placing the warp stop bar 110 , and the warp stop bar 110 is in contact with and fits in the slot.

[0037] In one embodiment, the rear reed 500 is disposed close to the liftable yarn separation device 200. The position of the rear reed 500 can be adjusted according to actual needs.

[0038] In one embodiment, the front reed 400 is disposed close to the heald 600 of the jacquard machine body. The position of the front reed 400 can be adjusted according to actual needs.

[0039] In one embodiment, a plurality of tray racks for placing tray heads are arranged on the jacquard machine body.

[0040] In one embodiment, there are multiple warp stop bars 110, and each of the warp stop bars 110 is aligned with one of the accommodating intervals.

[0041] In one embodiment, the convertible jacquard machine 10 further includes a layering shaft. The layering shaft is arranged on the jacquard machine body to layer the warp yarns 20. The number of the layering shafts can be multiple, and further, the number of the layering shafts corresponds to the number of the warp heads, and each layering shaft separates the warp yarns on each warp head to avoid mutual interference between the warp yarns on different warp heads.

[0042] The convertible jacquard machine 10 of the present invention can save time and labor and improve work efficiency. Specifically, the convertible jacquard machine 10 of the present invention can save the time spent on the yarn separation process in the traditional conversion method and improve the yarn separation efficiency. The convertible jacquard machine 10 of the present invention is provided with a liftable yarn separation device 200 so that the lifting seat can move up and down along the limit seat during yarn separation to increase the height of the pre-separated warp yarn 20, increase the height difference between the pre-separated warp yarn 20 and the non-separated warp yarn 20, and improve the yarn separation efficiency.

[0043] This embodiment also provides a jacquard machine type changing method.

[0044] A jacquard machine type changing method comprises the following steps:

[0045] According to the weaving process threading diagram, the jacquard machine body controls the movement of the heald to realize the interweaving of the warp yarn 20 and the weft yarn according to the structural movement of the weaving process threading diagram, forming a production organization to control the lifting and lowering movement of the warp yarn 20, so as to select the required N warp yarns from M warp yarns.

[0046] A shuttle opening is formed between the N warp yarns that are lifted and the MN warp yarns that are not lifted.

[0047] One end of the MN warp yarns that do not rise are fixed on the fixing part 300, and the lifting seat of the lifting yarn separation device 200 is raised to realize the lifting of N warp yarns to separate N warp yarns, and the N warp yarns are separated from the shuttle opening to the warp stop plate 120 and the rear reed 500, and the original warp heads corresponding to the N warp yarns are separated.

[0048] According to the process requirements, new warp heads corresponding to N warp yarns are installed, and the N warp yarns are connected to the corresponding new warp heads; the N warp yarns are layered through multiple layered shafts and then passed through the front reed 400.

[0049] The jacquard machine conversion method of the present invention can save yarn separation time and improve yarn separation efficiency. According to the weaving process threading diagram, the jacquard machine body controls the movement of the heald to realize the interweaving of the warp yarn 20 and the weft yarn according to the structural movement of the weaving process threading diagram, and forms a production organization to control the lifting and lowering movement of the warp yarn 20 to realize the selection of the required N warp yarns from the M warp yarns, and then the height of the N warp yarns is used to realize the formation of the shuttle opening with the MN warp yarns that cannot be lifted, and then the lifting seat of the lifting yarn separation device 200 is raised to realize the lifting of the N warp yarns to separate the N warp yarns, so that the yarn can be separated with great efficiency.

[0050] The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0051] The above-mentioned embodiments only express several implementation methods of the present invention, and the description thereof is relatively specific and detailed, but it cannot be understood as limiting the scope of the patent of the present invention. It should be pointed out that, for ordinary technicians in this field, several variations and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention. Therefore, the protection scope of the patent of the present invention shall be subject to the attached claims.

Claims

1. A convertible jacquard machine, characterized in that: It includes a jacquard machine body, a warp stop device, a liftable yarn separation device, a fixing part, a front reed and a rear reed. The warp stop device includes a warp stop rod and a plurality of warp stop plates suspended on the warp stop rod. The liftable yarn separation device includes a limit seat, a lifting seat and a limit strip. The limit seat is arranged on the jacquard machine body. The limit strips are sequentially distributed on the limit seat along the same horizontal direction. An accommodating gap for accommodating the warp stop plates is provided between two adjacent limit strips. The lifting seat can be movably arranged on the limit seat. The warp stop rod is connected to the lifting seat and is located above the limit strip. The warp stop rod is aligned with the accommodating gap. The lifting seat can be lifted and lowered along the limit seat. The fixing part is arranged on the jacquard machine body for fixing the yarn. The front reed and the rear reed are arranged on the jacquard machine body for separating the yarn.

2. The convertible jacquard machine according to claim 1, characterized in that: The liftable yarn separation device further comprises a lifting mechanism arranged on the jacquard machine body, and the lifting mechanism is connected to the lifting seat to drive the lifting seat to move.

3. The convertible jacquard machine according to claim 2, characterized in that: The limiting seat includes two relatively arranged limiting sub-seats, the two ends of the limiting strip are respectively connected to the two limiting sub-seats, the lifting seat includes two lifting sub-seats, the two lifting sub-seats are respectively located on the outsides of the two limiting sub-seats, and the lifting sub-seats are respectively movably connected to the limiting sub-seats.

4. The convertible jacquard machine according to claim 3, characterized in that: The liftable yarn separation device also includes a fastener, the lifting sub-seated is provided with a long strip-shaped adjustment hole extending in the vertical direction, the limiting sub-seated is provided with a plurality of limiting holes distributed in the vertical direction, and the positions of the lifting sub-seated and the limiting sub-seated are locked by the fastener passing through the adjustment hole and the limiting hole.

5. The convertible jacquard machine according to any one of claims 3 to 4, characterized in that: The position limiting sub-base is provided with a slot for placing the warp stop bar, and the warp stop bar is in contact with and cooperates with the slot.

6. The convertible jacquard machine according to any one of claims 1 to 4, characterized in that: The rear reed is arranged close to the liftable yarn dividing device.

7. The convertible jacquard machine according to any one of claims 1 to 4, characterized in that: The front reed is arranged close to the healds of the jacquard machine body.

8. The convertible jacquard machine according to any one of claims 1 to 4, characterized in that: The jacquard machine body is provided with a plurality of tray racks for placing tray heads.

9. The convertible jacquard machine according to any one of claims 1 to 4, characterized in that: There are multiple warp stop bars, and each warp stop bar is aligned with one of the accommodating intervals.

10. The convertible jacquard machine according to any one of claims 1 to 4, characterized in that: A layering shaft is also included, and the layering shaft is arranged on the jacquard machine body for layering the warp yarns.

11. A jacquard machine type change method, using the type changeable jacquard machine according to any one of claims 1 to 10, characterized in that: The steps include: According to the weaving process threading diagram, the jacquard machine body controls the movement of the healds to realize the interweaving of the warp yarn and the weft yarn according to the structural movement of the weaving process threading diagram, forming a production organization to control the lifting and lowering movement of the warp yarn, so as to realize the selection of the required N warp yarns from the M warp yarns; A pick-up opening is formed between the N warp yarns that are lifted and the MN warp yarns that are not lifted; One end of each of the MN warp yarns that cannot be lifted is fixed on a fixing member, and the lifting seat of the lifting yarn separation device is raised to lift the N warp yarns to separate the N warp yarns, and the N warp yarns are separated from the shuttle opening to the dropper and the back reed, and the original warp heads corresponding to the N warp yarns are separated; According to the process requirements, new warp heads corresponding to N warp yarns are installed, and the N warp yarns are connected with the corresponding new warp heads; and the N warp yarns are passed through the front reed.

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