CN110255252A - A kind of cloth-inspecting rolling machine Asparagines synthetase warning device - Google Patents

A kind of cloth-inspecting rolling machine Asparagines synthetase warning device Download PDF

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Publication number
CN110255252A
CN110255252A CN201910466867.9A CN201910466867A CN110255252A CN 110255252 A CN110255252 A CN 110255252A CN 201910466867 A CN201910466867 A CN 201910466867A CN 110255252 A CN110255252 A CN 110255252A
Authority
CN
China
Prior art keywords
relay
head
cloth
power supply
rolling machine
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
Application number
CN201910466867.9A
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Chinese (zh)
Inventor
黄明坤
吴纪良
孙旭东
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Belt Fuxin Materials Co Ltd
Original Assignee
Jiangsu Belt Fuxin Materials Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jiangsu Belt Fuxin Materials Co Ltd filed Critical Jiangsu Belt Fuxin Materials Co Ltd
Priority to CN201910466867.9A priority Critical patent/CN110255252A/en
Publication of CN110255252A publication Critical patent/CN110255252A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H26/00Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00Handled material; Storage means
    • B65H2701/10Handled articles or webs
    • B65H2701/17Nature of material
    • B65H2701/174Textile, fibre

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  • Emergency Alarm Devices (AREA)

Abstract

The invention discloses a kind of cloth-inspecting rolling machine Asparagines synthetase warning devices, belong to knitting technology field, including coiler overarm brace, it is movably installed with mounting bracket on the coiler overarm brace, is corresponded in the mounting bracket and emitting head a is installed, head a and emitting head b is received, receives head b.The present invention is by connecting the power input that 2 relays control dichromatism alarm lamp for the signal wire of 2 receiving transducers, another relay controls the power input of 2 relays, adjustable potentiometer is on the emitting head power supply line that Switching Power Supply and laser-correlation are popped one's head in, the sensitivity that adjustable laser occurs, the both ends package for solving the problems, such as that present coiler occurs during package is irregular, and also solve originally during clot in order to clot is relatively neat and the problem of rewind back and forth, working efficiency is improved, labor intensity of workers is reduced.

Description

A kind of cloth-inspecting rolling machine Asparagines synthetase warning device
Technical field
The present invention relates to knitting technology field, specially a kind of cloth-inspecting rolling machine Asparagines synthetase warning device.
Background technique
In the prior art, enterprise often by after sizing light base or blank cloth break into package, be convenient for later process It uses, and the door web stabilization after later process usually may require that package, error are less than 2cm, it is desirable that the both ends of package are neat, and Fabric especially looped fabric is softer, elastic larger, the more difficult grasp of size, therefore operative employee is continuous during package Measurement volume on door width size, discovery, which is above standard, will refund from new package, cause working efficiency low, labor intensity Greatly.
Summary of the invention
It is an object of the invention to: in order to solve in the prior art, enterprise is often by the light base or hair after sizing Fabric breaks into package, uses convenient for later process, and the door web stabilization after later process usually may require that package, error are less than 2cm, it is desirable that the both ends of package are neat, and fabric especially looped fabric is softer, elastic larger, the more difficult grasp of size, because This operative employee will constantly measure the door width size on volume during package, and discovery, which is above standard, will refund from new package, It causes working efficiency low, the problem of large labor intensity, provides a kind of cloth-inspecting rolling machine Asparagines synthetase warning device.
To achieve the above object, the invention provides the following technical scheme: a kind of cloth-inspecting rolling machine Asparagines synthetase warning device, Including coiler overarm brace, it is movably installed with mounting bracket on the coiler overarm brace, is corresponded in the mounting bracket Emitting head a is installed, head a and emitting head b is received, receives head b, the emitting head a and emitting head b is connected with by controlling electric wire Direct-current switch power supply, and adjustable potentiometer a and adjustable potentiometer b are installed on the power supply line of emitting head a and emitting head b, Relay a and relay b are connected on the signal wire for receiving head a and receiving head b, the relay a and relay b are logical It crosses powered wire to be connected with after dichromatism alarm lamp, and relay a and relay b pass through powered wire and be connected with relay c, institute It states relay c and is connected with low tension switch button by controlling electric wire, the low tension switch button is connected with directly by controlling electric wire Current switching power supply, the relay c and direct-current switch power supply all pass through powered wire and are connected with two-phase air switch band electric leakage guarantor Shield.
Preferably, the mounting bracket is u-bracket, is carved with 4mm x150mm in two linear arms of the mounting bracket Straight line long hole, round or rectangular casing is connected on the arched arm of the mounting bracket, and casing has the fixation of upper 2 6mm Screw.
Preferably, the adjustable potentiometer a and adjustable potentiometer b is the mechanical or digital adjustable position device of K Ω.
Preferably, the direct-current switch power supply is DC24V1.5A35W direct-current switch power supply.
Preferably, the relay a, relay b and relay c are that source nominal loads DC24V, the centre of AC220V after Electric appliance, specification are opened two for foot two and are closed.
Preferably, the low tension switch button is the switch button of DC24V, diameter 2cm.
Preferably, the two-phase air switch leaks electricity with the two-phase air switch band that earth leakage protective is rated current 10A and protects Shield, and the leakage switch is that magnetic blow-out formula is gone out electric arc and flame retardant plastics shell.
Preferably, the dichromatism alarm lamp is the dichromatism alarm lamp of AC220V power supply.
Compared with prior art, the beneficial effects of the present invention are: the present invention on the overarm brace of coiler by installing Two pairs of laser-correlations probe, distance are 1-1.5CM, can be connected with left and right adjusting distance, the signal wire of 2 receiving transducers 2 after The power input of electrical equipment control dichromatism alarm lamp, another relay control the power input of 2 relays, control switch peace It on operation panel, is operated convenient for operative employee, for controlling the work of the device and not working, adjustable potentiometer is electric mounted in switch On the emitting head power supply line of source and laser-correlation probe, the sensitivity that adjustable laser occurs solves present coiler and exists Irregular problem is wrapped in the both ends occurred during package, and also solves originally during clot in order to which clot is compared The problem of neatly and back and forth rewinding improves working efficiency, reduces labor intensity of workers.
Detailed description of the invention
Fig. 1 is structure chart of the invention;
In figure: 1, emitting head a;2, emitting head b;3, head a is received;4, head b is received;5, mounting bracket;6, adjustable potentiometer a;7, adjustable potentiometer b;8, direct-current switch power supply;9, relay a;10, relay b;11, relay c;12, low tension switch is pressed Button;13, two-phase air switch band earth leakage protective;14, dichromatism alarm lamp;15, powered wire;16, electric wire is controlled;17, coiler Overarm brace.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, a kind of cloth-inspecting rolling machine Asparagines synthetase warning device, including coiler overarm brace 17, coiler It is movably installed with mounting bracket 5 on overarm brace 17, is corresponded in mounting bracket 5 and emitting head a1 is installed, receives head a3 and transmitting Head b2, reception head b4, emitting head a1 and emitting head b2 are connected with direct-current switch power supply 8, and emitting head a1 by controlling electric wire 16 With adjustable potentiometer a6 and adjustable potentiometer b7 be installed on the power supply line of emitting head b2, receive head a3 and receives head b4's Be connected with relay a9 and relay b10 on signal wire, relay a9 and relay b10 pass through powered wire 15 be connected with after Dichromatism alarm lamp 14, and relay a9 and relay b10 pass through powered wire 15 and are connected with relay c11, relay c11 is logical It crosses control electric wire 16 and is connected with low tension switch button 12, low tension switch button 12 is connected with dc switch electricity by controlling electric wire 16 Source 8, relay c11 and direct-current switch power supply 8 are all connected with two-phase air switch band earth leakage protective 13 by powered wire 15.
The present invention is by connecting relay a9 and relay b10, relay a9 and relay for the signal wire of 2 receiving transducers Device b10 controls the power input of dichromatism alarm lamp 14, another relay c11 controls the power supply of relay a9, relay b10 Input, control switch is mounted on operation panel, operates convenient for operative employee, adjustable for controlling the work of the device and not working Potentiometer a6 and adjustable potentiometer b7 is on the emitting head power supply line that Switching Power Supply and laser-correlation are popped one's head in, adjustable laser The sensitivity of generation.
Please emphatically refering to fig. 1, mounting bracket 5 is u-bracket, is carved with 4mm in two linear arms of mounting bracket 5 The straight line long hole of x150mm is connected to round or rectangular casing on the arched arm of mounting bracket 5, and casing has consolidating for upper 2 6mm Determine screw, the present invention is easily installed and connects by being carved with the straight line long hole of 4mm x150mm in two linear arms of mounting bracket 5 It receives head a3, receive head b4 and emitting head a1, emitting head b2, by setting casing and fixed screw, be easily installed bracket 5 in clot It moves left and right and fixes according to the control door width of cloth on the crossbeam of machine.
Please emphatically refering to fig. 1, adjustable potentiometer a6 and adjustable potentiometer b7 is the mechanical or digital adjustable of 5K Ω Potentiometer, the present invention can adjust the sensitivity of emitting head, the generation for reducing wrong report when detecting and failing to report according to different clothes.
Please emphatically refering to fig. 1, direct-current switch power supply 8 is DC24V1.5A35W direct-current switch power supply, present invention input ± 10% alternating current of AC110/240V exports DC24V DC power supply.
Please emphatically refering to fig. 1, relay a9, relay b10 and relay c11 are that source nominal loads DC24V, AC220V Intermediate relay, specification is that 8 feet two are opened two and closed, and the present invention inputs DC24V signal control power supply, output AC220V load electricity Source.
It please focus on refering to fig. 1, switch button of the low tension switch button 12 for DC24V, diameter 2cm, the present invention can be convenient for Low tension switch button 12 is mounted on operation panel.
Please emphatically refering to fig. 1, two-phase air switch is leaked with the two-phase air switch band that earth leakage protective 13 is rated current 10A Electric protection, and the leakage switch is that magnetic blow-out formula is gone out electric arc and flame retardant plastics shell, two-phase air switch band of the invention, which leaks electricity, to be protected 13 electric leakage 30mA of shield, which rises, to be automatically disconnected the circuit.
Working principle: installing mounting bracket 5 on coiler overarm brace 17, which can be in coiler cross Moved back and forth on boom support 17 according to the width requirement of the door width of every cloth, two pairs of laser pair of installation in mounting bracket 5 Probe (emitting head a1 receives head a3) and (emitting head b2 receives head b4) are penetrated, two pairs of laser-correlation probes are being parallel to coiler Projector distance in 17 plane of overarm brace is 1-3cm (filling finished door width deviation range according to cloth roll to require to be sized), Adjustable potentiometer a6 and adjustable electric are installed on the emitting head a1 of laser-correlation probe, the DC24V power supply line of emitting head b2 Position device b7 controls the voltage swing of emitting head a1 Yu emitting head b2 by adjusting adjustable potentiometer a6 and adjustable potentiometer b7, To change the sensitivity of laser-correlation probe, reach the accuracy to the detection of the selvedges of different thickness clothes, reduce wrong report and The generation failed to report, if door width is less than the requirement door width of setting, a signal can be issued by receiving head a3, to excite relay a9 Conducting, the red lamp flass alarm of dichromatism alarm lamp 14, operator change the parameter setting of coiler, a width are made to be increased to requirement door It receives head a3 when width to stop issuing signal, relay a9 disconnects power supply, and the red light of dichromatism alarm lamp 14 knocks out, and releases alarm, such as Fruit door width is greater than the requirement door width of setting, and a signal can be issued by receiving head b4, so that relay b10 is excited to be connected, dichromatism report The glittering alarm of the amber light of warning lamp 14, operator change the parameter setting of coiler, are reduced to a width and require to receive head when door width B4 stops issuing signal, and relay b10 disconnects power supply, and the amber light of dichromatism alarm lamp 14 knocks out, and releases alarm, thus may not be used Shut down and can door width clot as required, and solve the problems, such as that the both ends occurred during package package is irregular, Also solve originally during clot in order to clot is relatively neat and the problem of rewind back and forth, improve working efficiency, reduce work People's labor intensity.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.

Claims (8)

1. a kind of cloth-inspecting rolling machine Asparagines synthetase warning device, including coiler overarm brace (17), it is characterised in that: described to beat It is movably installed on volume machine overarm brace (17) mounting bracket (5), correspondence is equipped with emitting head a on the mounting bracket (5) (1), head a (3) and emitting head b (2) are received, receive head b (4), the emitting head a (1) and emitting head b (2) pass through control electric wire (16) it is connected with direct-current switch power supply (8), and adjustable electric is installed on emitting head a (1) and the power supply line of emitting head b (2) Position device a (6) and adjustable potentiometer b (7), described receive are connected with relay a (9) on head a (3) and the signal wire of reception head b (4) With relay b (10), the relay a (9) and relay b (10) are connected with by powered wire (15) after dichromatism alarm lamp (14), and relay a (9) and relay b (10) are connected with relay c (11) by powered wire (15), the relay c (11) it is connected with low tension switch button (12) by controlling electric wire (16), the low tension switch button (12) passes through control electric wire (16) it is connected with direct-current switch power supply (8), the relay c (11) and direct-current switch power supply (8) all pass through powered wire (15) It is connected with two-phase air switch band earth leakage protective (13).
2. a kind of cloth-inspecting rolling machine Asparagines synthetase warning device according to claim 1, it is characterised in that: the installation branch Frame (5) is u-bracket, and the straight line long hole of 4mm x150mm, the installation are carved in two linear arms of the mounting bracket (5) Round or rectangular casing is connected on the arched arm of bracket (5), and casing has the fixed screw of upper 2 6mm.
3. a kind of cloth-inspecting rolling machine Asparagines synthetase warning device according to claim 1, it is characterised in that: the adjustable electric The mechanical or digital adjustable position device that position device a (6) and adjustable potentiometer b (7) is 5K Ω.
4. a kind of cloth-inspecting rolling machine Asparagines synthetase warning device according to claim 1, it is characterised in that: the direct current is opened Powered-down source (8) is DC24V1.5A35W direct-current switch power supply.
5. a kind of cloth-inspecting rolling machine Asparagines synthetase warning device according to claim 1, it is characterised in that: the relay A (9), relay b (10) and relay c (11) are that source nominal loads DC24V, the intermediate relay of AC220V, and specification is 8 feet Two, which open two, closes.
6. a kind of cloth-inspecting rolling machine Asparagines synthetase warning device according to claim 1, it is characterised in that: the low pressure is opened Close the switch button that button (12) are DC24V, diameter 2cm.
7. a kind of cloth-inspecting rolling machine Asparagines synthetase warning device according to claim 1, it is characterised in that: the two-phase is empty Air cock is with the two-phase air switch band earth leakage protective that earth leakage protective (13) are rated current 10A, and the leakage switch is magnetic blow-out Formula is gone out electric arc and flame retardant plastics shell.
8. a kind of cloth-inspecting rolling machine Asparagines synthetase warning device according to claim 1, it is characterised in that: the dichromatism report Warning lamp (14) is the dichromatism alarm lamp of AC220V power supply.
CN201910466867.9A 2019-05-31 2019-05-31 A kind of cloth-inspecting rolling machine Asparagines synthetase warning device Pending CN110255252A (en)

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Citations (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB367705A (en) * 1930-07-21 1932-02-25 British Thomson Houston Co Ltd Improvements in and relating to electric control systems for web-feeding apparatus
GB688117A (en) * 1948-06-22 1953-02-25 Claesson Harry Elias Improvements in or relating to burglar or like alarm systems
US3429491A (en) * 1967-05-08 1969-02-25 Du Pont Break detector and shut down means
GB1328290A (en) * 1971-03-23 1973-08-30 Chubb Fire Security Ltd Alarm operating circuits
US4316587A (en) * 1979-06-08 1982-02-23 Astin-France Assistance Technique Industrille Device for regulating the tension of a travelling web
US4422223A (en) * 1980-08-01 1983-12-27 Haines Robert L Fixed cloth speed inspection machine
CN2150527Y (en) * 1993-02-13 1993-12-22 齐鲁乙烯塑编厂股份有限公司 On-line width-measuring over-limit warning instrument
US5730005A (en) * 1996-09-05 1998-03-24 Pai Lung Machinery Mill Co., Ltd. Fabric rolling-up device and control circuit assembly
KR20100093305A (en) * 2009-02-16 2010-08-25 일진에이테크 주식회사 Elastic yarn winder having function adjusting yarn winding width with position variable traverse
CN204018416U (en) * 2014-05-23 2014-12-17 安徽众源新材料股份有限公司 A kind of copper strips continuous casting coiler
CN104464202A (en) * 2014-11-22 2015-03-25 成都智利达科技有限公司 Natural gas detecting and alarming system
CN104555538A (en) * 2013-10-18 2015-04-29 黄少鹏 Alarm of coiling device
CN204660955U (en) * 2015-05-25 2015-09-23 苏州爱立方服饰有限公司 Coating machine unreels cloth rod apparatus for automatically regulating tension
CN204777822U (en) * 2015-07-11 2015-11-18 徐月苗 Full rotation type wall paper coiling mechanism
CN204780389U (en) * 2015-07-01 2015-11-18 舟山市家汇家纺有限公司 Automatic cloth inspection machine
CN205169984U (en) * 2015-09-29 2016-04-20 重庆雨薇针织品经营部 Intelligence draw off mechanism based on laser detection technology and pulling force response technique
CN105910538A (en) * 2016-04-21 2016-08-31 厦门大学 Fabric width online measuring device
CN106629188A (en) * 2016-10-31 2017-05-10 常熟市龙略机电有限公司 Front system for online continuous scutching, edge spreading and deviation correcting of belt fabric conveying machine
CN107069906A (en) * 2016-12-15 2017-08-18 浙江中豪智慧新能源发展有限公司 A kind of circuit structure of Portable AC charging gun
CN108243306A (en) * 2016-12-27 2018-07-03 奇美材料科技股份有限公司 Measuring device and measuring method on optical film breadth line
CN207890802U (en) * 2017-12-12 2018-09-21 新昌县城关升华机械厂 A kind of strap coiler of adjustable clot width
CN208747309U (en) * 2018-08-13 2019-04-16 徐州卧牛山新型防水材料有限公司 Coiled material breadth monitoring device
CN210214305U (en) * 2019-05-31 2020-03-31 江苏贝尔特福新材料有限公司 Cloth inspection rolling machine breadth control alarm device

Patent Citations (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB367705A (en) * 1930-07-21 1932-02-25 British Thomson Houston Co Ltd Improvements in and relating to electric control systems for web-feeding apparatus
GB688117A (en) * 1948-06-22 1953-02-25 Claesson Harry Elias Improvements in or relating to burglar or like alarm systems
US3429491A (en) * 1967-05-08 1969-02-25 Du Pont Break detector and shut down means
GB1328290A (en) * 1971-03-23 1973-08-30 Chubb Fire Security Ltd Alarm operating circuits
US4316587A (en) * 1979-06-08 1982-02-23 Astin-France Assistance Technique Industrille Device for regulating the tension of a travelling web
US4422223A (en) * 1980-08-01 1983-12-27 Haines Robert L Fixed cloth speed inspection machine
CN2150527Y (en) * 1993-02-13 1993-12-22 齐鲁乙烯塑编厂股份有限公司 On-line width-measuring over-limit warning instrument
US5730005A (en) * 1996-09-05 1998-03-24 Pai Lung Machinery Mill Co., Ltd. Fabric rolling-up device and control circuit assembly
KR20100093305A (en) * 2009-02-16 2010-08-25 일진에이테크 주식회사 Elastic yarn winder having function adjusting yarn winding width with position variable traverse
CN104555538A (en) * 2013-10-18 2015-04-29 黄少鹏 Alarm of coiling device
CN204018416U (en) * 2014-05-23 2014-12-17 安徽众源新材料股份有限公司 A kind of copper strips continuous casting coiler
CN104464202A (en) * 2014-11-22 2015-03-25 成都智利达科技有限公司 Natural gas detecting and alarming system
CN204660955U (en) * 2015-05-25 2015-09-23 苏州爱立方服饰有限公司 Coating machine unreels cloth rod apparatus for automatically regulating tension
CN204780389U (en) * 2015-07-01 2015-11-18 舟山市家汇家纺有限公司 Automatic cloth inspection machine
CN204777822U (en) * 2015-07-11 2015-11-18 徐月苗 Full rotation type wall paper coiling mechanism
CN205169984U (en) * 2015-09-29 2016-04-20 重庆雨薇针织品经营部 Intelligence draw off mechanism based on laser detection technology and pulling force response technique
CN105910538A (en) * 2016-04-21 2016-08-31 厦门大学 Fabric width online measuring device
CN106629188A (en) * 2016-10-31 2017-05-10 常熟市龙略机电有限公司 Front system for online continuous scutching, edge spreading and deviation correcting of belt fabric conveying machine
CN107069906A (en) * 2016-12-15 2017-08-18 浙江中豪智慧新能源发展有限公司 A kind of circuit structure of Portable AC charging gun
CN108243306A (en) * 2016-12-27 2018-07-03 奇美材料科技股份有限公司 Measuring device and measuring method on optical film breadth line
CN207890802U (en) * 2017-12-12 2018-09-21 新昌县城关升华机械厂 A kind of strap coiler of adjustable clot width
CN208747309U (en) * 2018-08-13 2019-04-16 徐州卧牛山新型防水材料有限公司 Coiled material breadth monitoring device
CN210214305U (en) * 2019-05-31 2020-03-31 江苏贝尔特福新材料有限公司 Cloth inspection rolling machine breadth control alarm device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
乐军: "新型双功能验布卷筒机的研制", 纺织机械, no. 05, 30 October 1999 (1999-10-30), pages 17 - 20 *

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