Warping device and method of ribbon loom or loom

Abstract

The invention relates to a drawing-in device and a drawing-in method of a ribbon loom or a loom. The drawing-in device and the drawing-in method are suitable for equipment with the number of single-group warps being n. The drawing-in device comprises a drawing-in mechanism, and the drawing-in mechanism is composed of n first crochet needles which are transversely and vertically arranged, an overturning pressing plate, n second vertical crochet needles and n third transverse crochet needles. The drawing-in method comprises the steps that the warp stopping rod is detached, the supporting plate is installed, and the device is fixed; the first crochet hook synchronously and transversely moves and hooks the warp through the clearance of the rear reed; the overturning pressing plate is laterally overturned by 90 degrees, so that the warps are transversely arranged from the vertical direction; the second crochet hook synchronously and vertically moves, and warps are hooked between the yarn dividing rods; the third crochet hook synchronously and transversely moves to hook the warp on the second crochet hook; the warp stretches across the supporting plate, the dropper naturally falls down and is sleeved with the warp, and single-group drawing-in is completed; moving the drawing-in mechanism and repeating the operation to finish all groups of drawing-in; and finally, a dropper rod is mounted to penetrate through the dropper. The drawing-in efficiency is remarkably improved.

Description

TECHNICAL FIELD

[0001] The present application relates to a loom or a weaving machine, in particular to a loom or a weaving machine threading device and a threading method. BACKGROUND

[0002] The conventional loom or weaving machine is manually threaded, which is time-consuming and laborious, and is prone to errors. SUMMARY

[0003] In view of the above problems, the present application provides a loom or a weaving machine threading device and a threading method.

[0004] Technical solution I of the present application: a loom or a weaving machine threading device and a threading method, the loom or the weaving machine has n groups of warp threads; the threading device comprises a threading mechanism, the threading mechanism comprises n first hooks, a turnover pressure plate, n second hooks and n third hooks, each first hook is a horizontal hook and is arranged vertically, each second hook is a vertical hook, and each third hook is a horizontal hook; the method comprises the following steps: 1) disassembling a warp stop rod and installing a supporting plate below the position of the warp stop rod, and then installing the threading device on the loom or the weaving machine; each first hook is located in front of a yarn separator and opposite to a back reed, each second hook is located below the yarn separator and staggered with the yarn separator, and each third hook is located in front of the yarn separator below; 2) synchronously moving each first hook horizontally, each first hook enters / leaves a gap of the back reed and hooks the warp thread; 3) turning over the turnover pressure plate by 90°, so that the warp thread hooked on each first hook is converted from vertical arrangement to horizontal arrangement; 4) synchronously moving each second hook vertically, each second hook enters / leaves a gap of the yarn separator and hooks the warp thread hooked on each first hook; 5) synchronously moving each third hook horizontally, each third hook hooks the warp thread hooked on each second hook; 6) the warp thread hooked on each third hook crosses the supporting plate, a warp stop piece naturally falls from above the warp thread hooked on each third hook to the supporting plate, and the lower end of the warp stop piece is sleeved into the warp thread hooked on each third hook; the threading of one group of warp threads is completed; 7) moving the threading mechanism, and repeating steps 1)-6); the threading of all groups of warp threads is completed; and 8) installing the warp stop rod, and passing the warp stop rod through the warp stop piece.

[0005] Further to the technical solution I, the turnover pressure plate is a toothed plate having n tooth grooves; in step 3), when the warp thread hooked on each first hook is converted from vertical arrangement to horizontal arrangement, the warp thread falls into each tooth groove.

[0006] The technical solution II of the present application is a loom or a weaving machine threading device and a threading method. The number of single group of warp threads of the loom or the weaving machine is n. The threading device comprises a threading mechanism, and the threading mechanism comprises n first hooks, n second hooks and n third hooks. Each first hook is a horizontal hook and is arranged vertically. Each second hook is a vertical hook. Each third hook is a horizontal hook. The method comprises the following steps: 1) disassembling the warp stop rod, installing a supporting plate below the position of the warp stop rod, and installing the threading device on the loom or the weaving machine; each first hook is located in front of the dividing rod and opposite to the back reed, each second hook is located below the dividing rod and staggered with the dividing rod, and each third hook is located in front of the dividing rod below the dividing rod; 2) synchronously moving each first hook horizontally, each first hook is in / out of the gap of the back reed, and hooks the warp thread; 3) turning each first hook by 90°, and converting the vertical arrangement of the warp thread hooked on each first hook into a horizontal arrangement; 4) synchronously moving each second hook vertically, each second hook is in / out of the gap of the dividing rod, and hooks the warp thread hooked on each first hook; 5) synchronously moving each third hook horizontally, and each third hook hooks the warp thread hooked on each second hook; 6) the warp thread hooked on each third hook crosses the supporting plate, the warp stop piece naturally falls from above the warp thread hooked on each third hook to the supporting plate, and the lower end of the warp stop piece is sleeved into the warp thread hooked on each third hook; the threading of one group of warp threads is completed; 7) moving the threading mechanism, and repeating steps 1)-6); the threading of all groups of warp threads is completed; and 8) installing the warp stop rod, and passing the warp stop rod through the warp stop piece. Preferably, in step 2), after each first hook is out of the gap of the back reed, each first hook is moved and turned by 90° at the same time (step 3).

[0007] Further refining the technical solution II, the threading mechanism further comprises a turning tooth plate. In step 2), when each first hook is synchronously moved horizontally, each first hook passes through the gap of the turning tooth plate, and the warp thread hooked on each first hook is clamped between the teeth of the turning tooth plate. In step 3), when each first hook is turned by 90°, the turning tooth plate is synchronously turned by 90°.

[0008] Further refining the technical solutions I and II, the threading mechanism further comprises a pushing rod. After the threading of one group of warp threads is completed, the warp stop piece is moved to one side by the pushing rod, and the warp stop pieces are coded together. This avoids the interference of the warp stop pieces and facilitates the passing of the warp stop rod through the warp stop pieces.

[0009] Further refining the technical solutions I and II, the threading mechanism further comprises a falling piece structure, and the falling piece structure has n falling piece channels. In step 6), the warp stop pieces are placed in the falling piece channels in advance, and the falling piece structure is used to naturally drop the warp stop pieces from above the warp thread hooked on each third hook to the supporting plate.

[0010] Further refining the above technical solutions I, II, each falling piece channel is a vertical channel, each falling piece channel is provided with a pressing block, each falling piece channel is provided with an elastic pressing rod, the elastic pressing rod is opposite to the pressing block, and the lower end of the pressing block is provided with a notch; when the warp stopper is placed in each falling piece channel of the falling piece structure, the warp stopper is clamped between the elastic pressing rod and the pressing block and is pressed tightly by the elastic pressing rod, the pressing block moves up and down, the warp stoper falls into the notch at the lower end of the pressing block and is ejected from the lower end of each falling piece channel by the pressing block.

[0011] Further refining the above technical solutions I, II, the falling piece structure comprises a plurality of plates, each plate is vertically distributed and is provided with a hole, and the holes of each plate form each falling piece channel, and the elastic pressing rod is located on each plate.

[0012] Further refining the above technical solutions I, II, the warp penetrating device further comprises a support and a sliding table, the sliding table is installed on the support, and the warp penetrating mechanism is installed on the sliding table; in step 7), the sliding table is moved to drive the warp penetrating mechanism to move.

[0013] Further refining the above technical solutions I, II, a handle is installed on the support.

[0014] The warp penetrating device has the advantages of reasonable design, ingenious concept and efficient realization of the warp penetrating work of the belt weaving machine or the loom. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a structure schematic view of the warp penetrating device I.

[0016] Figure 2 is Figure 1 a partial enlarged schematic view.

[0017] Figure 3 is a top view of the falling piece structure.

[0018] Figure 4 is a structure schematic view of the warp penetrating device II.

[0019] Figure 5 is Figure 4 a partial enlarged schematic view.

[0020] Figure 6 is a top view of the falling piece structure.

[0021] in the figure warp penetrating device I: support 1-1, sliding table 1-2, first hook needle 1-3-1, turnover pressing plate 1-3-2, second hook needle 1-3-3, third hook needle 1-3-4, push rod 1-3-5, falling piece structure 1-3-6, upper plate 1-3-6-1, lower plate 1-3-6-2, falling piece channel 1-3-6-3, pressing block 1-3-6-4, elastic pressing rod 1-3-6-5, handle 1-4; Warp drawing device II: bracket 2-1; slide 2-2; first hook 2-3-1, flip tooth plate 2-3-2, second hook 2-3-3, third hook 2-3-4, shift lever 2-3-5, sheet dropping structure 2-3-6, upper plate 2-3-6-1, lower plate 2-3-6-2, sheet dropping channel 2-3-6-3, pressure block 2-3-6-4, elastic pressure rod 2-3-6-5; handle 2-4; Menopause pads 3. DETAILED DESCRIPTION

[0022] The number of warp threads in a single group of a ribbon loom is 4; Example

[0023] like Figures 1-3 As shown, the warp threading device I includes a bracket 1-1, a slide 1-2, and a warp threading mechanism 1-3. The slide 1-2 is installed on the bracket 1-1, and the warp threading mechanism is installed on the slide 1-2; the warp threading mechanism 1-3 includes four first hooks 1-3-1, a flip pressure plate 1-3-2, four second hooks 1-3-3, and four third hooks 1-3-4. Each first hook 1-3-1 is a horizontal hook and is arranged vertically. The flip pressure plate 1-3-2 is a tooth plate with four tooth grooves. Each second hook 1-3-3 is a vertical hook, and each third hook 1-3-4 is a horizontal hook. The warp threading mechanism 1-3 also includes a shift rod 1-3-5. The warp threading mechanism 1-3 also includes a sheet dropping structure 1-3-6. The sheet dropping structure 1-3-6 includes an upper plate 1 -3-6-1, lower plate 1-3-6-2, upper plate 1-3-6-1, and lower plate 1-3-6-2 have holes, and the holes on upper plate 1-3-6-1 and lower plate 1-3-6-2 form four tablet-dropping channels 1-3-6-3, each tablet-dropping channel 1-3-6-3 is a vertical channel, each tablet-dropping channel 1-3-6-3 is installed with a pressure block 1-3-6-4, and an elastic pressure rod 1-3-6-5 is installed on the side of each tablet-dropping channel 1-3-6-3, the elastic pressure rod 1-3-6-5 is opposite to the pressure block 1-3-6-4, and the lower end of the pressure block 1-3-6-4 is provided with a notch, and the elastic pressure rod 1-3-6-5 is located on the upper plate 1-3-6-1 and lower plate 1-3-6-2; a handle 1-4 is installed on the bracket 1-1; With the threading device I threading: 1) disassemble the stop motion lever, and install the support plate below the stop motion lever position, install the threading device I to the loom; each first crochet 1-3-1 is located in front of the upper front of the dividing rod, opposite to the back reed, each second crochet 1-3-3 is located below the dividing rod, staggered with the dividing rod, each third crochet 1-3-4 is located below the front of the dividing rod; 2) each first crochet 1-3-1 moves horizontally synchronously, each first crochet 1-3-1 enters / leaves from the gap of the back reed, hooks the warp; 3) the side of the presser bar 1-3-2 is turned over 90°, the warp hooked on each first crochet 1-3-1 is converted from vertical arrangement to horizontal arrangement, the warp hooked on each first crochet 1-3-1 falls into each tooth groove 1-3-2-1; 4) each second crochet 1-3-3 moves vertically synchronously, each second crochet 1-3-3 enters / leaves from the gap of the dividing rod, hooks the warp hooked on each first crochet 1-3-1; 5) each third crochet 1-3-4 moves horizontally synchronously, each third crochet 1-3-4 hooks the warp hooked on each second crochet 1-3-3; 6) the warp hooked on each third crochet 1-3-4 crosses the support plate, the stop motion piece 3 is placed in each drop piece channel 1-3-6-3 in advance, the stop motion piece 3 is naturally dropped from above the warp hooked on each third crochet 1-3-4 to the support plate through the drop piece structure 1-3-6, the lower end of the stop motion piece 3 is opened and sleeved into the warp hooked on each third crochet 1-3-4; complete the threading of a group of warp; move the stop motion piece to one side through the lever 1-3-5, and stack the stop motion pieces 3 together; 7) move the slide table 1-2, the threading mechanism moves with the slide table 1-2, repeat steps 1)-6); complete the threading of all groups of warp; 8) install the stop motion lever, pass the stop motion lever through the stop motion pieces 3 respectively. Embodiment

[0024] As Figures 4-6As shown, the threading device II includes a support 2-1, a sliding table 2-2, a threading mechanism 2-3, the sliding table 2-2 is installed on the support 2-1, and the threading mechanism is installed on the sliding table 2-2; the threading mechanism 2-3 includes four first crochet needles 2-3-1, a turnover toothed plate 2-3-2, four second crochet needles 2-3-3, and four third crochet needles 2-3-4, each first crochet needle 2-3-1 is a horizontal crochet needle and is arranged vertically, each second crochet needle 2-3-3 is a vertical crochet needle, and each third crochet needle 2-3-4 is a horizontal crochet needle; the threading mechanism 2-3 further includes a pushing rod 2-3-5; the threading mechanism 2-3 further includes a falling piece structure 2-3-6, the falling piece structure 2-3-6 includes an upper plate 2-3-6-1 and a lower plate 2-3-6-2, the upper plate 2-3-6-1 and the lower plate 2-3-6-2 are provided with holes, the holes in the upper plate 2-3-6-1 and the lower plate 2-3-6-2 form four falling piece channels 2-3-6-3, each falling piece channel 2-3-6-3 is a vertical channel, each falling piece channel 2-3-6-3 is installed with a pressing block 2-3-6-4, each falling piece channel 2-3-6-3 is installed with an elastic pressing rod 2-3-6-5 on the side, the elastic pressing rod 2-3-6-5 is opposite to the pressing block 2-3-6-4, the lower end of the pressing block 2-3-6-4 is provided with a notch, and the elastic pressing rod 2-3-6-5 is located on the upper plate 2-3-6-1 and the lower plate 2-3-6-2; a handle 2-4 is installed on the support 2-1. The warp is threaded by using the warp threading device II: 1) disassemble the warp stopper, install the support plate below the position of the warp stopper, and install the warp threading device II on the ribbon loom; each first crochet needle 2-3-1 is located in front of the upper front of the thread separating rod and opposite to the back reed, each second crochet needle 2-3-2 is located below the thread separating rod and staggered with the thread separating rod, and each third crochet needle 2-3-4 is located below the front of the thread separating rod; 2) each first crochet needle 2-3-1 moves horizontally synchronously, each first crochet needle 2-3-1 passes between each tooth of the turnover tooth plate, each first crochet needle 2-3-1 enters / exits from the gap of the back reed and hooks the warp, and the warp hooked on each first crochet needle 2-3-1 is clamped between each tooth of the turnover tooth plate 2-3-2; 3) each first crochet needle 2-3-1 is turned over by 90°, the turnover tooth plate is synchronously turned over by 90°, and the warp hooked on each first crochet needle 2-3-1 is converted from vertical arrangement to horizontal arrangement; 4) each second crochet needle 2-3-3 moves vertically synchronously, each second crochet needle 2-3-3 enters / exits from between the thread separating rods and hooks the warp hooked on each first crochet needle 2-3-1; 5) each third crochet needle 2-3-4 moves horizontally synchronously, and each third crochet needle 2-3-4 hooks the warp hooked on each second crochet needle 2-3-3; 6) the warp hooked on each third crochet needle 2-3-4 crosses the support plate, the warp stopper 3 is placed in each drop piece passage 2-3-6-3 in advance, the warp stopper 3 is naturally dropped from above the warp hooked on each third crochet needle 2-3-4 to the support plate through the drop piece structure 2-3-6, and the lower end of the warp stopper 3 is opened and sleeved into the warp hooked on each third crochet needle 2-3-4; the threading of one group of warp is completed; the warp stopper is moved to one side through the shift lever 2-3-5, and the warp stoppers 3 are stacked together; 7) the slide table 2-2 is moved, the warp threading mechanism moves with the slide table 2-2, and steps 1)-6) are repeated; the threading of all groups of warp is completed; 8) the warp stopper is installed, and the warp stopper passes through the warp stoppers 3 respectively.

[0025] The above examples are only for illustrating the technical concept and characteristics of the application, the purpose is to enable the person skilled in the art to understand the content of the application and implement it, and cannot limit the protection scope of the application. Any equivalent changes or modifications made according to the spirit and essence of the application should be covered in the protection scope of the application.

Claims

1. A warp threading device and a warp threading method for a weaving machine or a loom, wherein the number of warp threads in a single group of the weaving machine or the loom is n; characterized in that: The warp threading device includes a warp threading mechanism, which includes n first crochet hooks, a turning pressure plate, n second crochet hooks, and n third crochet hooks, wherein each first crochet hook is a horizontal crochet hook and arranged vertically, each second crochet hook is a vertical crochet hook, and each third crochet hook is a horizontal crochet hook; The method comprises the following steps: 1) removing the warp stop bar and installing a support plate below the warp stop bar, and installing the warp drawing device on a loom or a ribbon loom; each first hook is located in front of the yarn separation bar and opposite to the back reed; each second hook is located below the yarn separation bar and staggered with the yarn separation bar; and each third hook is located in front of the yarn separation bar; 2) each first hook moves laterally synchronously, enters / exits a gap in the back reed, and hooks the warp thread; 3) the turning pressure plate is turned sideways by 90 degrees, and the warp thread hooked on each first hook is changed from vertical arrangement to horizontal arrangement; 4) each second hook moves vertically synchronously, and each third hook moves laterally synchronously. The second hook moves in / out between the yarn dividing rods and hooks the warp threads hooked on the first hooks; 5) the third hooks move horizontally synchronously, and the third hooks hook the warp threads hooked on the second hooks; 6) the warp threads hooked on the third hooks cross the support plate, and the dropper pieces naturally fall from above the warp threads hooked on the third hooks to the support plate, and the lower end opening of the dropper pieces is inserted into the warp threads hooked on the third hooks; a group of warp threads is completed; 7) the threading mechanism is moved and steps 1)-6) are repeated to complete the threading of all groups of warp threads; 8) the stopper bars are installed and passed through the dropper pieces respectively.

2. A warp drawing device and warp drawing method for a weaving machine or a loom according to claim 1, characterized in that: The turning pressure plate is a toothed plate having n tooth grooves. In step 3), the warp threads hooked on the first hooks fall into the tooth grooves when the warp threads are arranged horizontally from vertical arrangement.

3. A warp threading device and a warp threading method for a weaving machine or a loom, wherein the number of warp threads in a single group of the weaving machine or the loom is n; characterized in that: The warp threading device includes a warp threading mechanism, which includes n first crochet hooks, n second crochet hooks, and n third crochet hooks, wherein each first crochet hook is a horizontal crochet hook and arranged vertically, each second crochet hook is a vertical crochet hook, and each third crochet hook is a horizontal crochet hook; The method comprises the following steps: 1) removing the warp stop bar and installing a support plate below the warp stop bar, and installing the warp drawing device on a loom or a ribbon loom; each first hook is located in front of the yarn separation bar and opposite to the back reed; each second hook is located below the yarn separation bar and staggered with the yarn separation bar; and each third hook is located in front of the yarn separation bar; 2) each first hook moves laterally synchronously, enters / exits a gap in the back reed, and hooks the warp thread; 3) each first hook flips 90 degrees to the side, and the warp thread hooked on each first hook is changed from a vertical arrangement to a horizontal arrangement; 4) each second hook moves vertically synchronously, and each third hook moves laterally synchronously. The second hook moves in / out between the yarn dividing rods and hooks the warp threads hooked on the first hooks; 5) the third hooks move horizontally synchronously, and the third hooks hook the warp threads hooked on the second hooks; 6) the warp threads hooked on the third hooks cross the support plate, and the dropper pieces naturally fall from above the warp threads hooked on the third hooks to the support plate, and the lower end opening of the dropper pieces is inserted into the warp threads hooked on the third hooks; a group of warp threads is completed; 7) the threading mechanism is moved and steps 1)-6) are repeated to complete the threading of all groups of warp threads; 8) the stopper bars are installed and passed through the dropper pieces respectively.

4. A warp drawing device and warp drawing method for a weaving machine or a loom according to claim 3, characterized in that: The warp threading mechanism further comprises a turning tooth plate; In step 2), when each first crochet hook moves synchronously laterally, each first crochet hook passes through the teeth of the flip tooth plate, and the warp thread hooked on each first crochet hook is clamped between the teeth of the flip tooth plate; in step 3), when each first crochet hook flips 90° sideways, the flip tooth plate synchronously flips 90° sideways.

5. A warp drawing device and warp drawing method for a weaving machine or a loom according to claim 1 or 3, characterized in that: The drawing-in mechanism further comprises a shifting rod; after each set of warp threads is drawn-in, the dropper pieces are moved to one side by the shifting rod, and the dropper pieces are stacked together.

6. A warp drawing device and warp drawing method for a weaving machine or a loom according to claim 1 or 3, characterized in that: The warp threading mechanism further includes a sheet dropping structure having n sheet dropping channels. In step 6), the dropper pieces are placed in advance in each sheet dropping channel, and the dropper pieces are naturally dropped from above the warp threads hooked on each third hook hook to the support plate through the sheet dropping structure.

7. A warp drawing device and warp drawing method for a weaving machine or a loom according to claim 6, characterized in that: Each sheet dropping channel is a vertical channel, each sheet dropping channel is installed with a pressure block, and an elastic pressure rod is installed on the side of each sheet dropping channel, the elastic pressure rod is opposite to the pressure block, and a notch is provided at the lower end of the pressure block; when the dropper piece is placed in each sheet dropping channel of the sheet dropping structure, the dropper piece is clamped between the elastic pressure rod and the pressure block and is pressed by the elastic pressure rod, the pressure block moves up and down, the dropper piece falls into the notch at the lower end of the pressure block, and is pushed out from the lower end of each sheet dropping channel by the pressure block.

8. A warp drawing device and warp drawing method for a weaving machine or a loom according to claim 5, characterized in that: The sheet dropping structure includes a plurality of plates, each plate is vertically distributed and has holes thereon. The holes of each plate form sheet dropping channels, and the elastic pressure rod is located on each plate.

9. A warp drawing device and warp drawing method for a weaving machine or a loom according to claim 1 or 3, characterized in that: The threading device further comprises a bracket and a slide, the slide is mounted on the bracket, and the threading mechanism is mounted on the slide; in step 7), the threading mechanism is driven to move by moving the slide.

10. A warp drawing device and a warp drawing method for a weaving machine or a loom according to claim 9, characterized in that: A handle is installed on the bracket.

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