CN104250874B - Weft inserting apparatus on a kind of latch needle warp knitting - Google Patents
Weft inserting apparatus on a kind of latch needle warp knitting Download PDFInfo
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- CN104250874B CN104250874B CN201410496128.1A CN201410496128A CN104250874B CN 104250874 B CN104250874 B CN 104250874B CN 201410496128 A CN201410496128 A CN 201410496128A CN 104250874 B CN104250874 B CN 104250874B
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- shuttle
- needle
- inserting apparatus
- warp knitting
- weft
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Abstract
A weft inserting apparatus on latch needle warp knitting, relates to through compiling field of textile machinery.Described weft inserting apparatus comprises and hits shuttle block, shuttle, lead shuttle sheet, yarn guide needle block, guide is combed, picking mechanism and shuttle braking mechanism, weft inserting apparatus installed by latch needle warp knitting, and by driven by servomotor, by being mounted on the encoder on warp knitting machine main shaft, realize the integrated control between warp knitting machine, weft inserting apparatus and guide are combed and knitting needle matching coordinative, when latch needle warp knitting knitting needle rises to peak, needle latch is opened, weft-inserted yams is encased inside the whole working width through machine by the shuttle of weft inserting apparatus, form full width weft insertion tricot, when latch needles drops to minimum point, shuttle turns back to picking mechanism, and repeat a process.Compared with existing full width weft insertion equipment, simplify design, reduce equipment cost, and the degree of accuracy of inlaid thread is high, uses this device can promote fabric quality, widens product category, improve the profit margin of product.
Description
Technical field
The present invention relates to through compiling field of textile machinery, being specially the weft inserting apparatus on a kind of latch needle warp knitting.
Background technology
In recent years, along with the rise of industry through compiling product (as PADDING CLOTH, lamp house cloth and geo-grid etc.), the tricot with full width weft insertion obtains extensively to be paid attention to and development.The production efficiency of full width weft insertion tricot is high, and meanwhile, the weft yarn be lining in this kind fabric is stretched straight parallel state, not bending, due to being lining into of weft yarn, fabric structure in the horizontal and mechanical property are stablized, and are an important directions of production development from now on.
In the past, full width weft insertion tricot is on warp knitting machine, adopt bull inlaid thread mechanism will to pass the whole working width of machine abreast through compiling raw material, simultaneously in be lining into bandwidth, several yarn arranged in parallel, pitch requirements between yarn and yarn is consistent, and the yarn tension in a bandwidth will be consistent, to ensure the uniformity and the flatness of cloth cover after inlaid thread.This just substantially increases the difficulty of equipment de-sign and operation, and when equipment operation, the single yarn tension force of ubiquity band edge crosses minor issue, causes between two bandwidth and is connected bad.In addition, the full width weft insertion mechanism generally adopted now, the flexibility that stuffer weft raw material is changed is poor, and when to be lining into many different colours or different types of weft yarn simultaneously, if the structure property difference between yarn variety is excessive, serious tension force can be formed irregular, fabric quality is greatly affected.
Summary of the invention
The object of the invention is for the deficiencies in the prior art, weft inserting apparatus on a kind of latch needle warp knitting is provided, the problems such as weft yarn kind is single, weft tension is irregular are lining into for solving traditional full width weft insertion equipment, can produce that cloth cover is smooth, weft yarn kind conversion leeway is larger, and there is the fabric of excellent mechanical performances, fully can meet the market demand of the differential production of high-end product, excellent Fabric composites reinforcement can be produced simultaneously, the weaving efficiency of equipment also will be improved significantly simultaneously, can meet the enterprise demand that industrial mass is produced fast.
The present invention provides the weft inserting apparatus on a kind of latch needle warp knitting for achieving the above object, described weft inserting apparatus comprises shuttle, picking mechanism and shuttle braking device, be fixed on the rear side of latch needle warp knitting and parallel with needle-bar, described weft inserting apparatus is by driven by servomotor, by being mounted on the encoder on warp knitting machine main shaft, realize the integrated control between warp knitting machine, the movement step of weft inserting apparatus and guide are combed and the motion matching coordinative of knitting needle, when latch needle warp knitting knitting needle rises to peak, needle latch is opened, weft-inserted yams is encased inside the whole working width through machine by weft inserting apparatus, form full width weft insertion tricot, shuttle enters into shuttle braking mechanism, when latch needles drops to minimum point, shuttle returns picking mechanism from shuttle braking mechanism, and repeats a process.And so forth, each line of fabric is made to be lining into a weft yarn.Rely on this operation, the weft tension be lining into is even, and the interval between the weft yarn in adjacent courses is consistent, and fabric face is smooth.When wefting insertion, also can according to the needs of Fabric Design, introduce the weft yarn of variety classes or specification, strengthen functional, economy and the aesthetics of fabric with this.In addition, high-performance tow also can be utilized to replace being lining into of weft yarn, thus significantly strengthen the mechanical property of fabric, make the composite material reinforcement body that fabric becomes desirable, further broaden application field, increase added value of product.
Weft inserting apparatus on a kind of latch needle warp knitting, primarily of picking mechanism and shuttle braking mechanism and the related components composition that coordinates with it, comprise: hit shuttle block, shuttle, lead shuttle sheet, yarn guide needle block, guide comb, picking mechanism, shuttle braking mechanism, needle-bar composition, wherein: described weft inserting apparatus is that latch needles pin hooks side after being arranged on the machine of latch needle warp knitting, and is parallel to each other with needle-bar, hitting the rear portion that shuttle block is placed in shuttle can effectively impact in the scope of shuttle, and shuttle can pass through along leading shuttle sheet, and yarn guide needle block is arranged on the below of guide comb, and picking mechanism is installed on head of warp knitting machine side, and shuttle braking mechanism is installed on warp knitting machine tail side, wherein, weft inserting apparatus is by driven by servomotor, by being mounted on the encoder on warp knitting machine main shaft, realize the integrated control between warp knitting machine, throwing a spear of weft inserting apparatus is controlled with the angle of warp knitting machine main axis, wefting insertion, shuttle braking and shuttle return the actions such as picking mechanism and are lining in fabric by weft yarn exactly, the movement step of weft inserting apparatus is combed and the motor coordination of latch needles coordinates with guide, when latch needles rises to peak, needle latch is opened, before the yarn guide needle block be now installed on guide comb moves to machine with the swing that guide is combed, i.e. latch needles needle back side, hit the rear portion that shuttle block is positioned at shuttle, and be within the scope of effective impact, the shuttle carrying weft yarn in picking mechanism is launched by hitting the effect of shuttle block, shuttle clipped weft yarn is along leading the passage of shuttle sheet formation to shuttle braking mechanism one lateral movement, before weft yarn is encased inside pin, through the whole working width of machine, form full width weft insertion, and shuttle enters into shuttle braking mechanism, shuttle flies into after in shuttle braking mechanism, enters shuttle braking passage, and shuttle braking mechanism produces very large frictional resistance to shuttle, makes shuttle stop on certain position, after inlaid thread process terminates, yarn guide needle block completes overlap after being flapped toward machine with guide comb, when latch needles drops to minimum point, before yarn guide needle block is flapped toward machine again with guide comb, the shuttle having discharged weft yarn moves on sky shuttle carrier chain and returns picking mechanism, and repeats a process.
The picking mechanism that described weft inserting apparatus uses is substantially identical with the 26S Proteasome Structure and Function of common picking mechanism, comprise and hit shuttle rod, sleeve and turn round axle, before throwing a spear, along with the rotation of sleeve, turn round axle and be subject to adding and turn round, storage elasticity potential energy, when turning round after axle remains on maximum twist state, rapid reset, drives and hits shuttle rod and the coupled shuttle block that hits completes and hits shuttle action, shuttle is launched along the direction parallel with needle-bar.
The shuttle braking mechanism that described weft inserting apparatus uses comprises shuttle braking pin, elevator, adjusting screw(rod), stepper motor and lower box swell, wherein, stepper motor is connected with adjusting screw(rod), adjusting screw(rod) is slidably connected by inclined-plane and elevator, the lower end of elevator and shuttle braking pin Joint, after shuttle braking underfooting falls can and lower box swell between form shuttle braking passage, shuttle braking mechanism is controlled by stepper motor, during work, stepper motor rotates to regulate and is attached thereto the adjusting screw(rod) connect, adjusting screw(rod) by with it with inclined-plane slides connect elevator drive shuttle braking underfooting fall, and form shuttle braking passage between lower box swell, after shuttle enters shuttle braking passage, shuttle kinetic energy absorb by the larger material of passage coefficient of internal friction, the speed of shuttle is made to drop to zero rapidly, and stop is on a predetermined position exactly.
Beneficial effect acquired by the present invention is as follows:
(1) weft inserting apparatus is by driven by servomotor, and realize accurate integrated control with warp knitting machine spindle, the movement step of weft inserting apparatus and guide are combed and the motion matching coordinative of latch needles, utilize the gap that latch needles moves up and down, completing wefting insertion of throwing a spear, shuttle braking, shuttle return the actions such as picking mechanism, being formed through compiling full width weft insertion fabric.
(2) use weft inserting apparatus of the present invention not only can significantly enhance productivity, and ensure that the high-quality of fabric, the fabric weft yarn stretched straight parallel arrangement of production, interval is even, and cloth cover is smooth attractive in appearance.
(3) yarn introduced by shuttle can according to final use, alternate selection reaches the variety classes of four kinds, the yarn of different size carries out wefting insertion, thus enhance the design flexibility of fabric, and the production of differential high-end product can be realized, improve the profit margin of fabric further.
(4) because weft inserting apparatus volume of the present invention is little, install simple, replace with this bull inlaid thread mechanism that in the past used, significantly can reducing the manufacturing cost through compiling full width weft insertion equipment, also improving the profit margin of device sales simultaneously.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of picking mechanism of the present invention;
Fig. 2 is guide comb, needle-bar, the shuttle of latch needle warp knitting of the present invention and leads shuttle sheet position relationship schematic diagram;
Fig. 3 is the schematic diagram of shuttle braking mechanism of the present invention;
Fig. 4 is picking mechanism of the present invention, the position view of shuttle braking mechanism on latch needle warp knitting.
In accompanying drawing: 1 for hitting shuttle block, 2 is shuttle, and 3 for leading shuttle sheet, 4 is yarn guide needle block, and 5 is guide comb, and 6 is shuttle braking pin, 7 is elevator, and 8 is adjusting screw(rod), and 9 is stepper motor, 10 is lower box swell, and 11 for hitting shuttle rod, and 12 is sleeve, 13 for turning round axle, 14 is picking mechanism, and 15 is shuttle braking mechanism, and 16 is needle-bar.
Detailed description of the invention
As shown in accompanying drawing 1 to accompanying drawing 4, according to embodiments of the invention, described weft inserting apparatus comprise hit shuttle block 1, shuttle 2, lead shuttle sheet 3, yarn guide needle block 4, guide comb 5, picking mechanism 14 and shuttle braking mechanism 15, hit shuttle block 1 be placed in the rear portion of shuttle 2 and can effectively impact in the scope of shuttle 2, shuttle 2 can pass through along leading shuttle sheet 3, yarn guide needle block 4 is arranged on the below of guide comb 5, and picking mechanism 14 is installed on head of warp knitting machine side, and shuttle braking mechanism 15 is installed on warp knitting machine tail side; Picking mechanism 14 comprises: hit shuttle rod 11, sleeve 12 and turn round axle 13; Shuttle braking mechanism 15 comprises shuttle braking pin 6, elevator 7, adjusting screw(rod) 8, stepper motor 9 and lower box swell 10, stepper motor 9 is connected with adjusting screw(rod) 8, adjusting screw(rod) 8 is slidably connected by inclined-plane and elevator 7, the lower end of elevator 7 and shuttle braking pin 6 Joint, shuttle braking pin 6 decline after can and lower box swell 10 between form shuttle braking passage.Picking mechanism 14 is before throwing a spear, along with the rotation of sleeve 12, turn round axle 13 to be subject to adding and to turn round, storage elasticity potential energy, when turning round after axle 13 remains on maximum twist state, rapid reset, drives and hits shuttle rod 11 and the coupled shuttle block 1 that hits completes and hits shuttle action, shuttle 2 is launched along the direction parallel with needle-bar 16.
On latch needle warp knitting, weft inserting apparatus is parallel to after needle-bar 16 is arranged on latch needle warp knitting machine, by driven by servomotor, and realize accurate integrated control with warp knitting machine spindle, throwing a spear of weft inserting apparatus is controlled by the angle of warp knitting machine main axis, wefting insertion, shuttle braking and shuttle return the carrying out of the actions such as picking mechanism, the movement step of weft inserting apparatus and guide is made to comb the motion matching coordinative of 5 and latch needles, when latch needles rises to peak, needle latch is opened, before now guide comb 5 is positioned at machine, the shuttle 2 carrying weft yarn in picking mechanism 14 is launched by hitting the effect of shuttle block 1, before weft yarn is encased inside pin along the direction parallel with needle-bar 16, shuttle 2 moves along leading shuttle sheet 3, through the whole working width of machine, form full width weft insertion, until shuttle 2 enters into shuttle braking mechanism 15, after shuttle 2 enters the shuttle braking case of shuttle braking mechanism 15, shuttle braking mechanism 15 absorbs the kinetic energy of shuttle 2, the speed of shuttle 2 is made to drop to zero rapidly, and exactly stop on preposition, such as, after shuttle 2 flies into shuttle braking mechanism 15, enter shuttle braking passage, the shuttle braking part of lower box swell 10 and shuttle braking pin 6 adopts tartan, can produce very large frictional resistance, make shuttle 2 stop on a predetermined position to shuttle 2, after inlaid thread process terminates, after guide comb 5 is flapped toward machine, complete overlap, when latch needles drops to minimum point, before guide comb 5 is flapped toward machine again, shuttle 2 turns back to picking mechanism 14 from shuttle braking mechanism 15, and repeats a process.And so forth, each line of fabric is made to be lining into a weft yarn.In addition, shuttle 2, when wefting insertion, alternately can introduce at most the yarn of four kinds of different materials different sizes.And the weft yarn be lining into can arrange by stretched straight parallel completely, make gained fabric face evenly, smoothly.
Claims (3)
1. the weft inserting apparatus on a latch needle warp knitting, it is characterized in that, described weft inserting apparatus comprises: hit shuttle block (1), shuttle (2), lead shuttle sheet (3), yarn guide needle block (4), guide comb (5), picking mechanism (14) and shuttle braking mechanism (15), wherein: be parallel to each other with needle-bar (16) after weft inserting apparatus is arranged on the machine of latch needle warp knitting; Hit shuttle block (1) be placed in the rear portion of shuttle (2) and can impact in the scope of shuttle (2), so that shuttle (2) passes through along leading shuttle sheet (3), yarn guide needle block (4) is arranged on the below of guide comb (5), picking mechanism (14) is installed on head of warp knitting machine side, and shuttle braking mechanism (15) is installed on warp knitting machine tail side;
Wherein, weft inserting apparatus is by driven by servomotor, by being mounted on the encoder on warp knitting machine main shaft, realize the integrated control between warp knitting machine, throwing a spear of weft inserting apparatus is controlled with the angle of warp knitting machine main axis, wefting insertion, shuttle braking and shuttle return picking mechanism, the motor coordination making the movement step of weft inserting apparatus comb (5) and latch needles with guide coordinates, when latch needles rises to peak, needle latch is opened, now yarn guide needle block (4) with guide comb (5) swing move to machine before, the shuttle (2) carrying weft yarn in picking mechanism (14) is launched by hitting the effect of shuttle block (1), shuttle (2) clipped weft yarn is along leading passage that shuttle sheet (3) formed to shuttle braking mechanism (15) lateral movement, before weft yarn is encased inside pin, through the whole working width of machine, form full width weft insertion, until shuttle (2) enters into shuttle braking mechanism (15), after inlaid thread process terminates, yarn guide needle block (4) completes overlap after being flapped toward machine with guide comb (5), when latch needles drops to minimum point, before yarn guide needle block (4) is flapped toward machine again with guide comb (5), the shuttle (2) having discharged weft yarn returns picking mechanism (14), and repeats a process.
2. the weft inserting apparatus on latch needle warp knitting according to claim 1, it is characterized in that, the picking mechanism (14) of described weft inserting apparatus comprises: hit shuttle rod (11), sleeve (12) and turn round axle (13), wherein, picking mechanism (14) is before throwing a spear, along with the rotation of sleeve (12), turn round axle (13) to be subject to adding and to turn round, storage elasticity potential energy, when turning round after axle remains on maximum twist state, rapid reset, shuttle rod (11) is hit in drive and the coupled shuttle block (1) that hits completes and hits shuttle action, shuttle (2) is launched along the direction parallel with needle-bar (16).
3. the weft inserting apparatus on latch needle warp knitting according to claim 1, it is characterized in that, the shuttle braking mechanism (15) of described weft inserting apparatus comprises: shuttle braking pin (6), elevator (7), adjusting screw(rod) (8), stepper motor (9) and lower box swell (10), wherein, stepper motor (9) is connected with adjusting screw(rod) (8), adjusting screw(rod) (8) is slidably connected by inclined-plane and elevator (7), the lower end of elevator (7) and shuttle braking pin (6) Joint, shuttle braking pin (6) decline after can and lower box swell (10) between form shuttle braking passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410496128.1A CN104250874B (en) | 2014-09-24 | 2014-09-24 | Weft inserting apparatus on a kind of latch needle warp knitting |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410496128.1A CN104250874B (en) | 2014-09-24 | 2014-09-24 | Weft inserting apparatus on a kind of latch needle warp knitting |
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| Publication Number | Publication Date |
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| CN104250874A CN104250874A (en) | 2014-12-31 |
| CN104250874B true CN104250874B (en) | 2016-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410496128.1A Active CN104250874B (en) | 2014-09-24 | 2014-09-24 | Weft inserting apparatus on a kind of latch needle warp knitting |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112458618A (en) * | 2020-11-30 | 2021-03-09 | 天津工业大学 | Yarn guide device for warp knitting machine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4682636A (en) * | 1984-08-01 | 1987-07-28 | W. Schlafhorst & Co. | Method and device for producing a textile web by pneumatic weft picking or insertion |
| CN1168429A (en) * | 1996-04-19 | 1997-12-24 | 利巴机械制造有限公司 | Device for production of warp knitted product on two knitting areas that are independent from each other |
| CN100999854A (en) * | 2006-12-29 | 2007-07-18 | 常州市宏发机械有限公司 | Multi-shuttle warp knitting machine |
| CN101525809A (en) * | 2007-08-23 | 2009-09-09 | 利巴机械制造有限公司 | Method and device for placing a unidirectional thread layer on longitudinal conveyors, method for laying weft threads on warp knitting machines, and device to carry out said methods |
| CN101643952A (en) * | 2008-08-06 | 2010-02-10 | 日本Tmt机械株式会社 | Multiple yarn guide |
-
2014
- 2014-09-24 CN CN201410496128.1A patent/CN104250874B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4682636A (en) * | 1984-08-01 | 1987-07-28 | W. Schlafhorst & Co. | Method and device for producing a textile web by pneumatic weft picking or insertion |
| CN1168429A (en) * | 1996-04-19 | 1997-12-24 | 利巴机械制造有限公司 | Device for production of warp knitted product on two knitting areas that are independent from each other |
| CN100999854A (en) * | 2006-12-29 | 2007-07-18 | 常州市宏发机械有限公司 | Multi-shuttle warp knitting machine |
| CN101525809A (en) * | 2007-08-23 | 2009-09-09 | 利巴机械制造有限公司 | Method and device for placing a unidirectional thread layer on longitudinal conveyors, method for laying weft threads on warp knitting machines, and device to carry out said methods |
| CN101643952A (en) * | 2008-08-06 | 2010-02-10 | 日本Tmt机械株式会社 | Multiple yarn guide |
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