CN101053964A - Backward positive type mechanical let-off device for plastic braiding machine - Google Patents
Backward positive type mechanical let-off device for plastic braiding machine Download PDFInfo
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- CN101053964A CN101053964A CN 200710068702 CN200710068702A CN101053964A CN 101053964 A CN101053964 A CN 101053964A CN 200710068702 CN200710068702 CN 200710068702 CN 200710068702 A CN200710068702 A CN 200710068702A CN 101053964 A CN101053964 A CN 101053964A
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Abstract
The present invention discloses a reversal positive let-off motion used for plastic knitting machine. In the present invention, a big gable and a small gable are arranged on a frame, a yarn beam is arranged on the small gable, a passive yarn beam is arranged on the left and upper side of the yarn beam, a let-off bull wheel is coaxially arranged on one end of the yarn beam, the let-off bull wheel is driven by a driving mechanism through a driving pulley. During knitting, the warp with a corresponding length is positively, duly and uniformly sent out from the yarn beam according to the cloth pick count. A vertical tensioning rod is arranged under the rear beam tensioning roller which is arranged closely to the a warp support on the small gable, the lower end of the vertical tensioning rod is connected on a lateral tensioning rod which is hinged on the big gable at trailing end, a weight linear meter is arranged on the lateral tensioning rod, the end of the weight linear meter is connected with the hinging head of the lateral tensioning rod by connector, a gear lever is arranged in the middle part of the weight linear meter, the end of the gear lever is connected with the inner mechanism of a reversal non-stage transmission, the abrupt changes of warp tension can be balanced by means of the rear beam tensioning roller.
Description
Technical field
The invention belongs to textile machinery, specifically relate to a kind of backward positive type mechanical let-off device for plastic braiding machine.
Background technology
The water spray plastic braiding machine does not have enterprise at present at home to be produced, and the machine of domestic use all is by Korea S's import, about 160,000 yuan every.What the plastic braiding machine of Korea S all adopted all is mechanical passive type let-off mechanism, this mechanism is in weaving process, during moment that the moment that beam of a loom is produced when warp tension produces beam of a loom greater than brake force and various resistance, beam of a loom is just dragged by warp thread and sends warp thread.Warp tension is suddenly big or suddenly small in this obviously let-off mechanism, and warp run-in is neglected fast neglecting slowly, and in the braiding process, beam of a loom is difficult to the descending warp thread that can both send quantitatively and have constant-tension, to making the inhomogeneous and poor flatness of cloth cover filling density like this.
Summary of the invention
The present invention solves above-mentioned existing in prior technology technical problem, and a kind of backward positive type mechanical let-off device for plastic braiding machine is provided.
Above-mentioned technical problem of the present invention is mainly solved by following technical proposals: a kind of backward positive type mechanical let-off device for plastic braiding machine, comprise frame, big wallboard and little wallboard are set on the frame, be provided with through axle on the little wallboard, described be provided with through the axle upper left side passive through axle, through the coaxial warp let-off gear wheel that is provided with of axle one end, warp let-off gear wheel is driven through transmission mechanism mutually by drive pulley; On little wallboard, closely back rest tension roller is set through the coil holder side.
As preferably, in the described transmission mechanism, drive pulley drives intermediate setting wheel, intermediate setting wheel drives reverse buncher, oppositely the change-speed gearing A of buncher drives change-speed gearing B, after the warp let-off gear-box that the bevel gear transmission is made up of worm gear and worm screw slows down,, drive and rotate together through axle again by warp let-off pinion drive warp let-off gear wheel.
As preferably, below the described back rest tension roller perpendicular tension rail is set, the lower end of perpendicular tension rail is connected on the horizontal tension bar, on the inboard horizontal tension bar of both junctions comfortable spring is set, the tail end of horizontal tension bar is hinged on the big wallboard, above the horizontal tension bar movement weight rod is set, the end of movement weight rod is connected by connector with the hinge head of horizontal tension bar, the movement weight rod other end is provided with movement weight mass, and the movement weight rod middle part is provided with gear lever, and the end of gear lever is connected to the internal mechanism of reverse buncher.
As preferably, before being provided with on described little wallboard and the frame between coil holder yarn guiding wheel and after yarn guiding wheel, be provided with rear-mounted on the frame between the yarn guiding wheel of front and back through yarn channel.
The technical barrier that the present invention solves has: in whole weaving process, and the descending warp thread that can both send the constant-tension of basal ration of beam of a loom; The rotation direction of sleeve mechanism is opposite with plain edition machinery positive type let-off mechanism direction; Unique be used to connect the rear-mounted of warp thread through yarn channel.
The advantage that the present invention is compared with prior art had: 1, when weaving, can be according to the pick count size, in time and equably send the warp thread of respective length from the beam of a loom, the action of the warp let-off is initiatively; 2, can determine the needed warp tension of warp thread, in whole weaving process,, can keep warp tension roughly stable for example from expiring beam of a loom to little beam of a loom; 3, back rest tension roller mechanism can the unexpected variation of balance warp tension; 4, this mechanism structure is simple, running steadily, easy to adjust almost do not have a consumable accessory 5, rear-mounted simple through yarn channel, operation is very easy to make the spinner, makes the maintenance of repairing the machine worker also very convenient.
Description of drawings
Fig. 1 is a kind of structural representation of the present invention.
The specific embodiment
Below by embodiment, and in conjunction with the accompanying drawings, technical scheme of the present invention is described in further detail.
Embodiment: referring to Fig. 1, the present invention mainly is installed on the big wallboard 25 and wallette plate 24 in plastic braiding machine left side.Big wallboard 25 and wallette plate 24 are arranged on the frame 26, be provided with on the wallette plate 24 through axle 10, it is passive through axle 22 to be provided with through axle 10 upper left sides, through the coaxial warp let-off gear wheel 9 that is provided with of axle 10 1 ends, warp let-off gear wheel 9 is driven through transmission mechanism mutually by drive pulley 1, closely through the coil holder side back rest tension roller 21 is set on wallette plate 24.In the transmission mechanism, drive pulley 1 drives intermediate setting wheel 2, intermediate setting wheel 2 drives reverse buncher 3, oppositely the change-speed gearing A4 of buncher 3 drives change-speed gearing B5, after the warp let-off gear-box that the bevel gear transmission is made up of worm gear 7 and worm screw 6 slows down, by warp let-off pinion 8 transmission warp let-off gear wheels 9, drive and rotate together again through axle 10.Perpendicular tension rail 15 is set below the back rest tension roller 21, the lower end of perpendicular tension rail 15 is connected on the horizontal tension bar 19, on the inboard horizontal tension bar 19 of both junctions comfortable spring 16 is set, the tail end of horizontal tension bar 19 is hinged on the big wallboard 25, movement weight rod 17 is set above the horizontal tension bar 19, the end of movement weight rod 17 is connected by connector 23 with the hinge head of horizontal tension bar 19, movement weight rod 17 other ends are provided with movement weight mass 20, movement weight rod 17 middle parts are provided with gear lever 18, and the end of gear lever 18 is connected to the internal mechanism of reverse buncher 3.Before being provided with on wallette plate 24 and the frame between coil holder 26 yarn guiding wheel 12 and after yarn guiding wheel 14, be provided with rear-mounted on the frame 26 between the yarn guiding wheel of front and back through yarn channel 13.
Operation principle of the present invention: when loom turned round, drive pulley 1 was by the reverse buncher 3 of intermediate setting wheel 2 transmissions.Through oppositely exporting by output shaft after the buncher internal mechanism effect speed change, again after change-speed gearing A4 and change-speed gearing B5 drive the warp let-off gear-box deceleration that the bevel gear transmission is made up of worm gear 7 worm screws 6, warp let-off pinion 8 transmission warp let-off gear wheels 9, drive is rotated together through axle 10, can send the more stable warp thread of tension force by setting the amount of feeding according to the difference of filling density.
The warp thread warp tension is by back rest tension roller 21, by formation such as perpendicular tension rail 15, comfortable spring 16, horizontal tension bar 19, movement weight rod 17, movement weight mass 20 suspension brackets combine.When warp tension increases or reduces because of certain reason, organizine changes to the pressure of back rest tension roller 21, make back rest tension roller 21 swing up and down a low-angle, by perpendicular tension rail 15, comfortable spring 16, make horizontal tension bar 19 also swing up and down a low-angle, the gear lever 18 that then is connected on the reverse buncher 3 moves up and down thereupon on a small quantity, speed change through reverse buncher internal mechanism, make the linear speed of output shaft accelerate or slow down, thereby make through the also corresponding quickening of axle 10 rotating speeds or slow down, make the warp thread amount of sending increase or reduce, then balance the unexpected variation of warp tension, and make it to recover normal.In order to prevent loom instantaneous increase of warp tension when beating up with opening, cause the bob of weight arm, this let-off mechanism is equipped with the oil damping damper in the middle of weight arm, beat with minimizing, makes the stabilization of speed of reverse buncher.
At last, should be pointed out that above embodiment only is the more representational example of the present invention.Obviously, the invention is not restricted to the foregoing description, many distortion can also be arranged.Every foundation technical spirit of the present invention all should be thought to belong to protection scope of the present invention to any simple modification, equivalent variations and modification that above embodiment did.
Claims (4)
1. backward positive type mechanical let-off device for plastic braiding machine, comprise frame, big wallboard and little wallboard are set on the frame, be provided with through axle on the little wallboard, it is characterized in that described be provided with through axle (10) upper left side passive through axle (22), through the coaxial warp let-off gear wheel (9) that is provided with of axle (10) one ends, warp let-off gear wheel (9) is driven through transmission mechanism mutually by drive pulley (1); On little wallboard (24), closely back rest tension roller (21) is set through the coil holder side.
2. backward positive type mechanical let-off device for plastic braiding machine according to claim 1, it is characterized in that in described transmission mechanism, drive pulley (1). drive intermediate setting wheel (2), intermediate setting wheel (2) drives reverse buncher (3), oppositely the change-speed gearing A (4) of buncher (3) drives change-speed gearing B (5), after the warp let-off gear-box that the bevel gear transmission is made up of worm gear (7) and worm screw (6) slows down, by warp let-off pinion (8) transmission warp let-off gear wheel (9), drive and rotate together again through axle (10).
3. backward positive type mechanical let-off device for plastic braiding machine according to claim 1, it is characterized in that below described back rest tension roller (21), being provided with perpendicular tension rail (15), the lower end of perpendicular tension rail (15) is connected on the horizontal tension bar (19), on the inboard horizontal tension bar (19) of both junctions comfortable spring (16) is set, the tail end of horizontal tension bar (19) is hinged on the big wallboard (25), movement weight rod (17) is set above the horizontal tension bar (19), the end of movement weight rod (17) is connected by connector (23) with the hinge head of horizontal tension bar (19), movement weight rod (17) other end is provided with movement weight mass (20), movement weight rod (17) middle part is provided with gear lever (18), and the end of gear lever (18) is connected to the internal mechanism of reverse buncher (3).
4. backward positive type mechanical let-off device for plastic braiding machine according to claim 1, it is characterized in that described little wallboard (24) and through be provided with on the frame between the coil holder (26) preceding yarn guiding wheel (12) and after yarn guiding wheel (14), be provided with rear-mounted on the frame between the yarn guiding wheel of front and back (26) through yarn channel (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100687023A CN101053964B (en) | 2007-05-22 | 2007-05-22 | Backward positive type mechanical let-off device for plastic braiding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100687023A CN101053964B (en) | 2007-05-22 | 2007-05-22 | Backward positive type mechanical let-off device for plastic braiding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101053964A true CN101053964A (en) | 2007-10-17 |
| CN101053964B CN101053964B (en) | 2010-07-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007100687023A Expired - Fee Related CN101053964B (en) | 2007-05-22 | 2007-05-22 | Backward positive type mechanical let-off device for plastic braiding machine |
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| Country | Link |
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| CN (1) | CN101053964B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102534958A (en) * | 2012-02-23 | 2012-07-04 | 东嘉麻棉(常州)有限公司 | Variable weft density weaving let-off mechanism |
| CN109722785A (en) * | 2019-01-08 | 2019-05-07 | 江苏天常复合材料股份有限公司 | Five axial tricot machine let-off mechanisms |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102286835B (en) * | 2011-07-25 | 2013-04-10 | 青岛铠硕纺机有限公司 | Flat and round filament mixed let-off mechanism for gauze braiding machine |
-
2007
- 2007-05-22 CN CN2007100687023A patent/CN101053964B/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102534958A (en) * | 2012-02-23 | 2012-07-04 | 东嘉麻棉(常州)有限公司 | Variable weft density weaving let-off mechanism |
| CN109722785A (en) * | 2019-01-08 | 2019-05-07 | 江苏天常复合材料股份有限公司 | Five axial tricot machine let-off mechanisms |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101053964B (en) | 2010-07-14 |
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| C14 | Grant of patent or utility model | ||
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Owner name: ZHEJIANG HUAHAI HELI TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: CAI HUAJUN Effective date: 20110706 |
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Free format text: CORRECT: ADDRESS; FROM: 311800 NO. 65, KAIYUAN EAST ROAD, DATANG TOWN, ZHUJI CITY, ZHEJIANG PROVINCE TO: 311800 NO. 98, HUAHAI ROAD, DATANG TOWN, ZHUJI CITY, ZHEJIANG PROVINCE |
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Effective date of registration: 20110706 Address after: 311800 No. 98, Hua Hai Road, Datang Town, Zhejiang, Zhuji Patentee after: Zhejiang Huahai Heli Polytron Technologies Inc Address before: 311800 No. 65 Kaiyuan East Road, Datang Town, Zhejiang, Zhuji Patentee before: Cai Huajun |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100714 Termination date: 20160522 |