CN113463255A - Automatic yarn skipping stop device of dobby loom - Google Patents
Automatic yarn skipping stop device of dobby loom Download PDFInfo
- Publication number
- CN113463255A CN113463255A CN202110754997.XA CN202110754997A CN113463255A CN 113463255 A CN113463255 A CN 113463255A CN 202110754997 A CN202110754997 A CN 202110754997A CN 113463255 A CN113463255 A CN 113463255A
- Authority
- CN
- China
- Prior art keywords
- heald frame
- dobby loom
- stop motion
- motion device
- heald
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims abstract description 22
- 230000033001 locomotion Effects 0.000 claims abstract description 15
- 238000004140 cleaning Methods 0.000 claims abstract description 8
- 238000007790 scraping Methods 0.000 claims description 5
- 239000000853 adhesive Substances 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 claims description 2
- 239000004744 fabric Substances 0.000 abstract description 9
- 239000002699 waste material Substances 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 3
- 239000002994 raw material Substances 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract 4
- 238000009941 weaving Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000004753 textile Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920000297 Rayon Polymers 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 244000144992 flock Species 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
Images
Classifications
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D51/00—Driving, starting, or stopping arrangements; Automatic stop motions
- D03D51/18—Automatic stop motions
- D03D51/20—Warp stop motions
- D03D51/28—Warp stop motions electrical
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03C—SHEDDING MECHANISMS; PATTERN CARDS OR CHAINS; PUNCHING OF CARDS; DESIGNING PATTERNS
- D03C1/00—Dobbies
- D03C1/14—Features common to dobbies of different types
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Auxiliary Weaving Apparatuses, Weavers' Tools, And Shuttles (AREA)
Abstract
The invention discloses a multi-arm loom skipping automatic stop device, which comprises an installation component; the installation component comprises an installation seat, a plurality of groups of sliding rails are arranged on two sides of the installation seat, heald frames are connected between the corresponding two sliding rails in a sliding mode, a detection unit is arranged at the top of each sliding rail, and cleaning equipment capable of rotating circularly is arranged on each detection unit. According to the automatic skipping stopping device, the vertical lifting movement amplitude of each heald frame can be accurately monitored in real time through independent and autonomous detection operation of each heald frame, namely when the vertical lifting amplitude of the heald frame breaks down, the automatic skipping stopping device can timely find out and stop for maintenance, so that a dobby loom can be maintained within the range capable of being handled by a stop machine, the generation of skipping zero-defect cloth is reduced to the maximum extent, and the waste of raw materials, energy and artificial resources is avoided.
Description
Technical Field
The invention relates to the technical field of textile production, in particular to a yarn skipping automatic stop device of a dobby loom.
Background
The existing dobby loom is easy to wear and fatigue damage in dobby, connecting rods and bearings when producing weaving for a long time, the situation that a certain heald frame does not move according to a set rule is generated, the reaction on the cloth surface is a skipping weaving defect, the quality of the cloth surface is reduced, if the condition cannot be found in time, zero-defect cloth is easily generated, the waste rate of the cloth is very high, and the manufacturing cost is increased.
Chinese patent publication No.: CN204550945U discloses an automatic stop motion device for instant detection of warp break of a circular weaving machine, which comprises a bobbin frame, a bobbin yarn, a guide A plate, a B plate, a jumper bar shaft and a jumper bar. The revolving body is connected with a plurality of jump rods, the upper ends of the jump rods are provided with corresponding pulley blocks, the pulley blocks are in friction contact with the warps, the lower ends of the jump rods are provided with contact rods, and the contact rods are provided with a plurality of groups of switches corresponding to the jump rods.
The existing dobby loom has no measures for preventing the yarn skipping phenomenon in advance, can only be stopped by the manual inspection, does not expand the influence, easily generates the phenomenon of great waste of textile cloth due to certain delay of manual detection, and also reduces the processing quality of the cloth cover.
Disclosure of Invention
The invention aims to provide a dobby loom skipping automatic stop device which can find skipping weaving defects in time, does not generate zero-defect cloth within the range of processing of a stopping worker and reduces waste.
In order to achieve the above purpose, the invention provides the following technical scheme: a dobby loom skipping automatic stop device comprises a mounting assembly;
the mounting assembly comprises a mounting seat, and a plurality of groups of sliding rails are arranged on two sides of the mounting seat;
a heald frame is connected between the two corresponding slide rails in a sliding manner;
wherein, one side the top of slide rail all is provided with detecting element, and is provided with the cleaning equipment of circulated rotation on the detecting element.
As a further description of the above technical solution:
the heald frame is provided with two cross rods which are distributed in parallel, and a sheet heald is arranged between the two cross rods.
As a further description of the above technical solution:
the detection unit comprises a shell, and an infrared sensor facing the side wall of the heald frame is arranged on the inner wall of the shell.
As a further description of the above technical solution:
the cleaning equipment comprises a motor arranged in a shell, and the output end of the motor is connected with a brush plate in scraping contact with the outer wall of the infrared sensor.
As a further description of the above technical solution:
the bottom of the shell is provided with a bearing, a screw rod is rotationally connected in the bearing, and the screw rod is in threaded connection with a screw groove formed in the top of the sliding rail.
As a further description of the above technical solution:
and limiting rods are arranged at the bottom of the shell and on two sides of the screw, and are matched with limiting grooves formed in the tops of the sliding rails.
As a further description of the above technical solution:
and the inner wall of the mounting seat is provided with a viscose gasket below the heald frame.
As a further description of the above technical solution:
the infrared detection height of the infrared sensor is greater than the heald leveling height of the heald frame.
As a further description of the above technical solution:
the slide rail is provided with a sunken part matched with the flanges at two sides of the heald frame, and the height of the sunken part is greater than that of the flanges at two sides of the heald frame.
In the technical scheme, the automatic yarn skipping stop device of the dobby loom provided by the invention has the following beneficial effects:
the automatic skipping stopping device can accurately monitor the vertical lifting movement amplitude of each heald frame in real time through independent and independent detection operation on each heald frame, namely, when the vertical lifting movement amplitude of the heald frame breaks down, the automatic skipping stopping device can timely find and stop for maintenance, so that a dobby loom can be maintained within the range which can be handled by a car stop worker, the generation of skipping zero-defect cloth is reduced to the maximum extent, and the waste of raw materials, energy and artificial resources is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
Fig. 1 is a schematic structural diagram of a dobby loom yarn skipping automatic stop device provided by an embodiment of the invention;
figure 2 is a schematic structural view of a heddle frame according to an embodiment of the invention;
FIG. 3 is a schematic structural diagram of a mounting assembly provided in an embodiment of the present invention;
fig. 4 is a schematic partial structural view of a slide rail according to an embodiment of the present invention;
fig. 5 is a schematic diagram of an internal side view structure of a detection unit according to an embodiment of the present invention.
Description of reference numerals:
1. a heald frame; 11. shedding; 12. a cross bar; 2. mounting the component; 21. a mounting seat; 22. a slide rail; 221. a limiting groove; 222. a screw groove; 23. gluing the gasket; 24. a detection unit; 241. a motor; 242. brushing the board; 243. an infrared sensor; 244. a limiting rod; 245. a housing; 246. a bearing; 247. a screw.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1, 3 and 5, a dobby loom skipping stop motion device comprises a mounting assembly 2;
the mounting assembly 2 comprises a mounting seat 21, and a plurality of groups of sliding rails 22 are arranged on two sides of the mounting seat 21;
the heald frames 1 are connected between the two corresponding slide rails 22 in a sliding way, and the distance between every two heald frames 1 is 12.5mm and is parallel to each other;
the infrared detection height of the infrared sensor 243 is greater than the heald leveling height of the heald frame 1 and is 5mm higher;
the top of one side slide rail 22 is provided with a detection unit 24, the detection unit 24 comprises a shell 245, the inner wall of the shell 245 is provided with an infrared sensor 243 facing the side wall of the heald frame 1, the infrared sensor 243 is connected with a control computer of the dobby loom to realize real-time transmission of detection signals, and the detection unit 24 is provided with cleaning equipment capable of circularly rotating.
In this embodiment, the yarns are introduced into the dobby loom and woven through each heddle frame 1 in turn, when the heddle frame 1 is moved upwards, the course of the sidewall movement of the heddle frame 1 is detected by the infrared sensor 243, i.e. to send an operating signal to the control computer of the dobby loom, when the heald frame 1 falls below the detection height of the infrared sensor 243, the signal is not generated, at the moment, the signal stored in the computer is controlled to be compared with the received signal, if the two are in agreement with one another, the dobby loom continues to operate, and if they are not in agreement with one another, stops, and indicates which position the heald frame 1 is not operating correctly, subsequent maintenance operation that can be convenient for, on the other hand passes through the operation of scraping of cleaning equipment's rotation, can clear up the remaining flock impurity on infrared sensor 243, prevents that infrared sensor 243's detection mouth from being contaminated and being difficult to guarantee the accuracy that detects.
As shown in fig. 2, the heald frame 1 is provided with two parallel cross bars 12, a flat heald 11 is arranged between the two cross bars 12, and yarns can be separated one by one through holes on the flat heald 11, so that subsequent textile operation is facilitated.
As shown in fig. 5, the cleaning device includes a motor 241 disposed in the housing 245, the output end of the motor 241 is connected with a brush plate 242 in scraping contact with the outer wall of the infrared sensor 243, the motor 241 is started to drive the brush plate 242 to rotate, and at this time, the brush plate 242 is in circular scraping contact with the outer wall of the infrared sensor 243, so that the residual hair and impurities on the outer wall of the infrared sensor 243 can be cleaned, and the accuracy of infrared detection of the infrared sensor 243 is improved.
As shown in fig. 4 and 5, a bearing 246 is disposed at the bottom of the housing 245, a screw 247 is rotatably connected in the bearing 246, the screw 247 is in threaded connection with a screw groove 222 formed at the top of the slide rail 22, the screw 247 is embedded in the screw groove 222 for rotation, and the height of the housing 245 can be adjusted by combining the action of the bearing 246, so that the housing 245 can freely lift on the slide rail 22, and the height of the infrared sensor 243 above the heald frame 1 can be adjusted.
As shown in fig. 4 and 5, the bottom of the housing 245 and the two sides of the screw 247 are both provided with the limiting rods 244, the limiting rods 244 are adapted to the limiting grooves 221 formed in the tops of the slide rails 22, and the limiting rods 244 are correspondingly inserted into the limiting grooves 221, so that the lifting and clamping effects on the lifting and moving state of the housing 245 can be achieved, the housing 245 can be lifted and moved in a linear stable manner, the housing 245 is prevented from being deviated, and the infrared rays of the infrared sensor 243 can be accurately acted on the single-side baffle of the heald frame 1.
As shown in fig. 3, the inner wall of the mounting seat 21 is provided with an adhesive gasket 23 below the heald frame 1, so that the fluff falling in the spinning process on the yarn can be adhered and adsorbed, and the phenomenon of pollution caused by splashing of the fluff falling on the yarn is avoided.
As shown in fig. 4, the slide rail 22 is provided with a recessed portion adapted to the flanges at two sides of the heald frame 1, and the height of the recessed portion is greater than the height of the flanges at two sides of the heald frame 1, so as to ensure that the heald frame 1 can freely and stably move up and down in the recessed portion of the slide rail 22.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (9)
1. A dobby loom jump yarn stop motion, characterized by that, include the mounting assembly (2);
the mounting assembly (2) comprises a mounting seat (21), and a plurality of groups of sliding rails (22) are arranged on two sides of the mounting seat (21);
a heald frame (1) is connected between the two corresponding slide rails (22) in a sliding manner;
the top of the sliding rail (22) on one side is provided with a detection unit (24), and the detection unit (24) is provided with cleaning equipment capable of rotating circularly.
2. The dobby loom jump stop motion device of claim 1, wherein: the heald frame (1) is provided with two cross rods (12) which are distributed in parallel, and a heald piece (11) is arranged between the two cross rods (12).
3. The dobby loom jump stop motion device of claim 1, wherein: the detection unit (24) comprises a housing (245), and an infrared sensor (243) facing the side wall of the heald frame (1) is arranged on the inner wall of the housing (245).
4. The dobby loom jump stop motion device of claim 1, wherein: the cleaning equipment comprises a motor (241) arranged in a shell (245), and the output end of the motor (241) is connected with a brush plate (242) which is in scraping contact with the outer wall of an infrared sensor (243).
5. The dobby loom jump stop motion device of claim 3, wherein: the bottom of the shell (245) is provided with a bearing (246), the bearing (246) is connected with a screw rod (247) in a rotating mode, and the screw rod (247) is in threaded connection with a screw groove (222) formed in the top of the sliding rail (22).
6. The dobby loom jump stop motion device of claim 1, wherein: the bottom of the shell (245) and two sides of the screw rod (247) are both provided with limiting rods (244), and the limiting rods (244) are matched with limiting grooves (221) formed in the tops of the sliding rails (22).
7. The dobby loom jump stop motion device of claim 1, wherein: and an adhesive gasket (23) is arranged on the inner wall of the mounting seat (21) and below the heald frame (1).
8. The dobby loom jump stop motion device of claim 3, wherein: the infrared detection height of the infrared sensor (243) is larger than the heald leveling height of the heald frame (1).
9. The dobby loom jump stop motion device of claim 3, wherein: the slide rail (22) is provided with a sunken part matched with the flanges at two sides of the heald frame (1), and the height of the sunken part is greater than that of the flanges at two sides of the heald frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110754997.XA CN113463255A (en) | 2021-07-01 | 2021-07-01 | Automatic yarn skipping stop device of dobby loom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110754997.XA CN113463255A (en) | 2021-07-01 | 2021-07-01 | Automatic yarn skipping stop device of dobby loom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113463255A true CN113463255A (en) | 2021-10-01 |
Family
ID=77877910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110754997.XA Pending CN113463255A (en) | 2021-07-01 | 2021-07-01 | Automatic yarn skipping stop device of dobby loom |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113463255A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1080336A (en) * | 1992-05-12 | 1994-01-05 | 横井产业株式会社 | The harness frame in aweaving machine position detecting device |
| CN101949079A (en) * | 2010-09-28 | 2011-01-19 | 振石集团恒石纤维基业有限公司 | Loom warp breaking protective device |
| CN103233314A (en) * | 2013-04-28 | 2013-08-07 | 浙江理工大学 | Device for controlling and detecting dobby |
| CN204550945U (en) * | 2015-04-22 | 2015-08-12 | 威远县兴旺塑业有限公司 | A kind of circular loom breaks through complete warp and immediately detects automatic stop arrangement |
| CN109281044A (en) * | 2018-12-05 | 2019-01-29 | 浙江理工大学 | The heald harness eye detection device of warp stop motion |
| CN212000064U (en) * | 2019-12-30 | 2020-11-24 | 江苏好运鸽机械有限公司 | Broken warp automatic stop detection device based on infrared ray |
| CN112359477A (en) * | 2020-11-04 | 2021-02-12 | 苏州捷蓝智能设备有限公司 | Automatic stop system of flat knitting machine and control method thereof |
-
2021
- 2021-07-01 CN CN202110754997.XA patent/CN113463255A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1080336A (en) * | 1992-05-12 | 1994-01-05 | 横井产业株式会社 | The harness frame in aweaving machine position detecting device |
| CN101949079A (en) * | 2010-09-28 | 2011-01-19 | 振石集团恒石纤维基业有限公司 | Loom warp breaking protective device |
| CN103233314A (en) * | 2013-04-28 | 2013-08-07 | 浙江理工大学 | Device for controlling and detecting dobby |
| CN204550945U (en) * | 2015-04-22 | 2015-08-12 | 威远县兴旺塑业有限公司 | A kind of circular loom breaks through complete warp and immediately detects automatic stop arrangement |
| CN109281044A (en) * | 2018-12-05 | 2019-01-29 | 浙江理工大学 | The heald harness eye detection device of warp stop motion |
| CN212000064U (en) * | 2019-12-30 | 2020-11-24 | 江苏好运鸽机械有限公司 | Broken warp automatic stop detection device based on infrared ray |
| CN112359477A (en) * | 2020-11-04 | 2021-02-12 | 苏州捷蓝智能设备有限公司 | Automatic stop system of flat knitting machine and control method thereof |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20211001 |