CN101949079A - Loom warp breaking protective device - Google Patents
Loom warp breaking protective device Download PDFInfo
- Publication number
- CN101949079A CN101949079A CN 201010294914 CN201010294914A CN101949079A CN 101949079 A CN101949079 A CN 101949079A CN 201010294914 CN201010294914 CN 201010294914 CN 201010294914 A CN201010294914 A CN 201010294914A CN 101949079 A CN101949079 A CN 101949079A
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- heald
- bar
- warp
- frame
- loom
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Abstract
The invention discloses a loom warp breaking protective device, which comprises a heald frame. An upper cross beam and a lower cross beam of the heald frame are provided with an upper heald bar and a lower heald bar respectively; an upper heald lug is sleeved on the upper heald bar, and a lower heald lug is sleeved on the lower heald bar; a heald is fixed between the upper heald lug and the lower heald lug, and the heald is provided with a heald eye; and a left component and a right component of the heald frame are arranged on a left heald frame guide rail and a right heald frame guide rail respectively. The device is characterized in that: the upper heald bar is provided with a warp stop strip, a strong magnetic bolt for detection is arranged at the upper end of the heald frame, a detection sensor is arranged at the position corresponding to the maximum drop position of the bolt for detection, and the detection sensor is connected with the warp stop strip. The device has reasonable structural design, reduces the friction of a warp stop warp and a warp stop sheet to warps by combining the warp stop function in the heald frame and preventing the warps from passing the warp stop sheet, and has high efficiency and good quality.
Description
Technical field
The present invention relates to a kind of warp on loom cracked ends protective device, be mainly used in after warp break, heald triggers the loom electric-control system shuts down loom.
Background technology
Loom electrical equipment or electronic type warp stop motion are the cloth machine warp stop motion methods that application is early arranged.Novel cloth machine adopts contact electrical equipment Warp stop motions mostly, and warp thread passes menopause tablet, and menopause tablet falls down and connects the circuit generation number of stopping when Yarn break, and this signal is logical gives the loom electronic control system, and loom is closed down loom by electromagnetic brake device again.But for woven glass roving fabric woven fabric or large-tow carbon fiber woven fabric, because not only yarn is thick and no twist as the large-tow carbon fiber of warp thread or woven glass roving fabric material.For satisfying the requirements of weaving process of producing in enormous quantities continuously, on technology, not only cancel the beam of a loom warp let-off, also reduce warp stop frame technology, main purpose is to reduce fractureing, wearing and tearing of fiber, guarantees the high strength of material and the uniformity of intensity.Because lack the warp end break self-stop protection mechanism, warp thread can't be guaranteed timely shutdown behind the warp end break, when broken yarn appears in warp thread, if the not timely discovery of spinner just forms one section bad cloth, so direct production efficiency that influences product, quality and the loom of product.At present the production technology of this series products causes that production efficiency is low, personnel placement is unreasonable and spinner's grandstand number can only reach production status such as 2.
Summary of the invention
Technical problem to be solved by this invention is to overcome existing above-mentioned deficiency in the prior art, and a kind of warp on loom cracked ends protective device is provided.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: this warp on loom cracked ends protective device; comprise heald frame; be respectively equipped with one on the upper beam of heald frame and the lower beam and go up heald bar and a following heald bar; last heald bar cover is loaded onto heald end loop; following heald bar cover loads heald end loop; be fixed with heald between last heald end loop and the following heald end loop; heald is provided with harness eye; the left-hand side part of heald frame; right side members is installed in left head frame guides respectively; on the right head frame guides; it is characterized in that being provided with on the heald bar menelipsis bar; ferromagnetic detection bolt is installed in the heald frame upper end; with the corresponding position of the maximum down position of bolt detecting sensor is installed with detection, detecting sensor is connected with the menelipsis bar.
Detecting sensor of the present invention is installed on the guide rail by installing plate.
Menelipsis bar of the present invention comprises iron clad, chip, insulating film layer, and detecting sensor, iron clad, chip are cascaded.
The present invention compared with prior art, has following positive effect: reasonable in design, the stop over function is compounded in the heald frame, warp thread is walked around from the back rest of loom, directly penetrate the heald eye, through reed and the weft yarn formation fabric that interweaves, warp thread is without menopause tablet again, reduce the friction to warp thread of warp stop frame, menopause tablet, the efficient high-quality is good.
Description of drawings
Fig. 1 is the whole front view of the embodiment of the invention.
Fig. 2 is a heald bar schematic diagram on the embodiment of the invention.
Heald cooperated figure when Fig. 3 formed maximum open for embodiment of the invention warp thread with heald bar.
Schematic diagram when Fig. 4 is embodiment of the invention warp end break.
Fig. 5 is an embodiment of the invention detector installing plate schematic diagram.
The specific embodiment
Below with reference to Fig. 1-Fig. 5 the embodiment of the invention is described.It is rectangular frames that Fig. 1 illustrates heald frame 4, and it has a upper beam 5, lower beam 6 and left-hand side part 7, right side members 8.On upper beam 5 and lower beam 6, be respectively equipped with heald bar 9 and a following heald bar 10 on one.Last heald bar 9 covers are loaded onto heald end loop 11, and following heald bar 10 covers load heald end loop 12, are fixed with heald 13 between last heald end loop 11 and the following heald end loop 12.Heald 13 is provided with harness eye 14, warp thread 15 can pass this harness eye 14, what need spell out is, heald end loop 11 and following heald end loop 12 are meant the stopping element of various patterns on the what is called, it is used to make heald 13 fixedly to remain on heald bar 9, following heald bar 10, and it can be analogs such as annular distance that open or closure or hook.
Referring to Fig. 2, last heald bar 9 is distinguishing with following heald bar 10, and last heald bar 9 is provided with the menelipsis bar, and the menelipsis bar is made of iron clad 1, chip 2, insulating film layer 3, is the critical component that produces warp stop motion among the present invention.Iron clad 1 and chip 2 form the normally open of switches.
As seen from Figure 3, the heald frame 4 formation fell that moves up and down, on heald 13 longitudinal directions (vertical ground direction), last heald end loop 11 and last heald bar 9, down between heald end loop 12 and the following heald bar 10 relatively large gap is arranged, then the gap is relative less at horizontal direction between last heald end loop 11 and last heald bar 9, time heald end loop 12 and the following heald bar 10.Bigger gap (at least greater than 5mm) is set on heald 13 longitudinal directions, the heald frame 4 that rises, downward active force because of heald 13 weight and warp thread 15 tension force, it is up that heald end loop 11 is gone up in chip 2 pullings of last heald bar 9 upper ends, and this moment, heald 13 made the chip of combining on the bar 92 be in conducting state with iron clad 1; The heald frame 4 that descends, when each heald frame 4 that particularly is positioned at the below is in maximum shift position, because of the upwards tension force of warp thread 15 greater than the downward gravity of heald 13, heald 13 is in upwards vacant state, promptly descends the lower surface of heald end loop 12 to contact with the lower surface of following heald bar 10, and the chip 2 of last heald end loop 11 and last heald bar 9 breaks away from, if warp thread 15 fractures are arranged this moment, see shown in Figure 5ly, heald 13 falls, and promptly goes up heald end loop 11 and contacts conducting with the chip 2 of last heald bar 9.
The present embodiment guide rail comprises left head frame guides 16, right head frame guides 17, on left head frame guides 16 or right head frame guides 17, install one and organize machine heald frame position-detection sensor 18, detect the extreme lower position of every heald frame of loom 4, the maximum shift position of each heald frame 4 of detection below above-below direction is positioned at, this detecting sensor 18 is arranged on the installing plate 19, the mounting or dismounting of installing plate 19 usefulness bolts are installed on left head frame guides 16 or the right head frame guides 17 freely, front and back upwards on installing plate 19, required heald frame 4 numbers of detecting sensor 18 numbers and fabric are consistent, by shown in Figure 5, installing plate 19 corresponding heald frame 4 end face directions are provided with slotted hole fitting recess 20, can move and adjust the position of sensor 18 in slotted hole 20 fitting recess according to the every downward maximum position of heald frame, when setting the loom open height, set heald frame 4 maximum down positions earlier, detecting sensor 18 positions are set subsequently, make the corresponding detection of heald frame 4 openings corresponding with detecting sensor 18 with bolt 21.
In addition, in an embodiment, the mounting or dismounting of the upper end of heald frame 4 have been installed ferromagnetic detection freely with bolt 21, so that detect heald frame 4 by detecting sensor 18.
The connector lug 22 of present embodiment heald frame 4 corresponding detecting sensors 18 is connected with iron clad 1, the chip 2 of the last heald bar 9 of corresponding heald frame 4, and every heald frame 4 connection circuits on the loom are connected in parallel, and linking with warp on loom automatic stop detection system forms the loop again.When heald frame 4 drops to maximum position, detecting sensor 18 is connected, if the iron clad 1 and chip 2 conductings on the corresponding heald frame 4 when warp break is arranged, both conditions satisfy simultaneously, loom could receive the cracked ends signal and through loom electronics control system, close down loom by electromagnetic brake device again by loom.
Allly conceive equivalence or the simple change that described structure, feature and principle are done, be included in the protection domain of patent of the present invention according to patent of the present invention.
Claims (3)
1. warp on loom cracked ends protective device; comprise heald frame; be respectively equipped with one on the upper beam of heald frame and the lower beam and go up heald bar and a following heald bar; last heald bar cover is loaded onto heald end loop; following heald bar cover loads heald end loop; be fixed with heald between last heald end loop and the following heald end loop; heald is provided with harness eye; the left-hand side part of heald frame; right side members is installed in left head frame guides respectively; on the right head frame guides; it is characterized in that: go up on the heald bar menelipsis bar is set; ferromagnetic detection bolt is installed in the heald frame upper end, with the corresponding position of the maximum down position of bolt detecting sensor is installed with detection, and detecting sensor is connected with the menelipsis bar.
2. warp on loom cracked ends protective device according to claim 1, it is characterized in that: described detecting sensor is installed on the guide rail by installing plate.
3. warp on loom cracked ends protective device according to claim 1 and 2 is characterized in that: described menelipsis bar comprises iron clad, chip, insulating film layer, and detecting sensor, iron clad, chip are cascaded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010294914 CN101949079A (en) | 2010-09-28 | 2010-09-28 | Loom warp breaking protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010294914 CN101949079A (en) | 2010-09-28 | 2010-09-28 | Loom warp breaking protective device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101949079A true CN101949079A (en) | 2011-01-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010294914 Pending CN101949079A (en) | 2010-09-28 | 2010-09-28 | Loom warp breaking protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101949079A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102828318A (en) * | 2012-09-12 | 2012-12-19 | 江苏万工科技集团有限公司 | Three-bearing slide rail for harness frame |
| CN109281044A (en) * | 2018-12-05 | 2019-01-29 | 浙江理工大学 | The heald harness eye detection device of warp stop motion |
| CN110983545A (en) * | 2019-12-24 | 2020-04-10 | 依卡瑞服饰(广州)有限公司 | Intelligent automatic spinning machine capable of adaptively adjusting tension and avoiding warp breakage |
| TWI716736B (en) * | 2018-09-19 | 2021-01-21 | 張瑞峰 | Method for detecting auto-stop of loom warp yarn broken by laser |
| CN113463255A (en) * | 2021-07-01 | 2021-10-01 | 际华三五四二纺织有限公司 | Automatic yarn skipping stop device of dobby loom |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4135554A (en) * | 1976-10-16 | 1979-01-23 | Miyuki Gotoh | Device for detecting the loss of tension of a warp yarn in a weaving loom |
| JPH01239139A (en) * | 1988-03-09 | 1989-09-25 | Shoda Norimasa | Detector of warp breaking |
| CN2606120Y (en) * | 2003-03-05 | 2004-03-10 | 陈玉升 | Improved yarn rider |
| CN101100783A (en) * | 2007-06-23 | 2008-01-09 | 常熟市常新纺织器材有限公司 | Warp yarn broken electronic display device for drop wire |
| CN101787609A (en) * | 2008-12-10 | 2010-07-28 | 株式会社丰田自动织机 | Detect the equipment of warp end break in the loom |
-
2010
- 2010-09-28 CN CN 201010294914 patent/CN101949079A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4135554A (en) * | 1976-10-16 | 1979-01-23 | Miyuki Gotoh | Device for detecting the loss of tension of a warp yarn in a weaving loom |
| JPH01239139A (en) * | 1988-03-09 | 1989-09-25 | Shoda Norimasa | Detector of warp breaking |
| CN2606120Y (en) * | 2003-03-05 | 2004-03-10 | 陈玉升 | Improved yarn rider |
| CN101100783A (en) * | 2007-06-23 | 2008-01-09 | 常熟市常新纺织器材有限公司 | Warp yarn broken electronic display device for drop wire |
| CN101787609A (en) * | 2008-12-10 | 2010-07-28 | 株式会社丰田自动织机 | Detect the equipment of warp end break in the loom |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102828318A (en) * | 2012-09-12 | 2012-12-19 | 江苏万工科技集团有限公司 | Three-bearing slide rail for harness frame |
| CN102828318B (en) * | 2012-09-12 | 2014-01-15 | 江苏万工科技集团有限公司 | Three-bearing slide rail for harness frame |
| TWI716736B (en) * | 2018-09-19 | 2021-01-21 | 張瑞峰 | Method for detecting auto-stop of loom warp yarn broken by laser |
| CN109281044A (en) * | 2018-12-05 | 2019-01-29 | 浙江理工大学 | The heald harness eye detection device of warp stop motion |
| CN109281044B (en) * | 2018-12-05 | 2024-01-30 | 浙江理工大学 | Heald eye detection device for automatic warp stop motion |
| CN110983545A (en) * | 2019-12-24 | 2020-04-10 | 依卡瑞服饰(广州)有限公司 | Intelligent automatic spinning machine capable of adaptively adjusting tension and avoiding warp breakage |
| CN113463255A (en) * | 2021-07-01 | 2021-10-01 | 际华三五四二纺织有限公司 | Automatic yarn skipping stop device of dobby loom |
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Open date: 20110119 |