CN107723859B - Accurate doffing counting control system and method for spinning frame - Google Patents
Accurate doffing counting control system and method for spinning frame Download PDFInfo
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- CN107723859B CN107723859B CN201711055736.9A CN201711055736A CN107723859B CN 107723859 B CN107723859 B CN 107723859B CN 201711055736 A CN201711055736 A CN 201711055736A CN 107723859 B CN107723859 B CN 107723859B
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H9/00—Arrangements for replacing or removing bobbins, cores, receptacles, or completed packages at paying-out or take-up stations ; Combination of spinning-winding machine
- D01H9/18—Arrangements for replacing or removing bobbins, cores, receptacles, or completed packages at paying-out or take-up stations ; Combination of spinning-winding machine for supplying bobbins, cores, receptacles, or completed packages to, or transporting from, paying-out or take-up stations ; Arrangements to prevent unwinding of roving from roving bobbins
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H13/00—Other common constructional features, details or accessories
- D01H13/32—Counting, measuring, recording or registering devices
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Spinning Or Twisting Of Yarns (AREA)
Abstract
The invention relates to a precise drop tube counting control system and a control method of a spinning frame, wherein a high cam is arranged on a conveying steel belt according to preset arrangement, a cam cylinder is connected with a PLC (programmable logic controller), and the cam cylinder counts to push the high cam and a low cam to advance respectively; the photoelectric sensor is electrically connected with the PLC, the cam cylinder is electrically connected with the PLC, and the touch screen is connected with the PLC; the photoelectric sensor is composed of a low cam detection sensor, a high cam detection sensor and an empty bobbin detection sensor, wherein the low cam detection sensor, the high cam detection sensor and the empty bobbin detection sensor are respectively arranged at different height positions of a drop tube on a drop tube mechanism of the spinning frame, and the low cam detection sensor corresponds to and detects the top end of the low cam. According to the invention, the empty bobbin on the convex disc at the track turning position of the spinning frame is not required to be cleaned manually, so that the workload of a blocking worker is reduced, the production benefit is improved, the labor cost is saved, and the remarkable economic benefit is brought.
Description
Technical Field
The invention belongs to the field of spinning frames, and particularly relates to an accurate doffing counting control system and method for a spinning frame.
Background
In the traditional doffing system of the spinning frame, a doffing mechanism is realized by a cam belt hollow tube when passing through a doffing box. When the convex discs pass through the pipe dropping device, all the convex discs can be provided with the empty bobbins, so that the convex discs on a circle of track surrounding the spinning frame are provided with the bobbins, and the bobbins comprise turning positions of a headstock and a tailstock. In order to avoid the yarn-falling space-time bobbin from being mixed into the full yarn box, the redundant empty bobbin needs to be manually removed; and because the hollow tube is needed at the turning cam, the traditional tube dropping mode also increases the reserve requirement of the hollow tube of a user. How to solve the problem that the place without the hollow pipe is not provided with the upper hollow pipe when the pipe falls off is urgent to be solved.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides a precise doffing counting control system and a precise doffing counting control method for a spinning frame aiming at the problem that an empty bobbin is arranged on a turning track convex disc of the spinning frame during doffing.
The invention adopts the technical scheme that: the accurate doffing counting control system of the spinning frame comprises a doffing mechanism of the spinning frame, a photoelectric sensor, a Gao Tu disc, a low cam, a PLC (programmable logic controller), a touch screen and a cam cylinder, wherein the high cam is arranged on a conveying steel belt according to preset settings, the cam cylinder is connected with the PLC, and the cam cylinder counts to push the high cam and the low cam to advance respectively; the photoelectric sensor is electrically connected with the PLC, the cam cylinder is electrically connected with the PLC, and the touch screen is connected with the PLC; the photoelectric sensor consists of a low cam detection sensor, a high cam detection sensor and an empty bobbin detection sensor, wherein the low cam detection sensor, the high cam detection sensor and the empty bobbin detection sensor are respectively arranged at different height positions of a drop tube on a drop tube mechanism of the spinning frame, the low cam detection sensor corresponds to and detects the top end of a low cam, the high cam detection sensor corresponds to and detects the top end of a high cam, and the empty bobbin detection sensor corresponds to and detects the top end of an empty bobbin; the low cam detection sensor, the high cam detection sensor and the empty bobbin detection sensor respectively transmit detected electric signals to the PLC, the total number of the cams, the times of pushing the cams by the cam cylinder and the number of the high cams and the empty bobbins are displayed through the touch screen, the PLC is controlled through the touch screen, and then the cam cylinder is controlled and the control system is started and stopped.
Further, the spinning frame doffing mechanism adopts a doffing device produced by yarn-dyed textile machinery, and when the high cam passes through and triggers the spinning frame doffing mechanism, the empty bobbin falls on the high cam, and when the low cam passes through the spinning frame doffing mechanism, the empty bobbin in the spinning frame doffing mechanism does not drop.
Further, high-pitch cams placed continuously on the steel strip are placed alternately with low-pitch cams placed continuously.
Further, the touch screen is provided with an empty bobbin count setting module and a machine cam total number setting module, and in addition, the touch screen is provided with a current push cam number display module, a detection push cam number display module, a Gao Tu disc detection display module, an empty bobbin detection display module, a tube falling start module and a reset starting module, the empty bobbin count setting module and the machine cam total number setting module set parameters of the PLC, and the current push cam number display module, the detection push cam number display module, the Gao Tu disc detection display module and the count displayed by the empty bobbin detection display module are prompted to operators through the PLC, and the operation is continued after feedback is received.
In addition, the invention also provides a control method of the accurate doffing counting control system of the spinning frame, which comprises the following steps:
(1) The low convex discs and Gao Tu discs with different heights are placed on a steel belt of a tube falling mechanism of the spinning frame according to the position requirement, wherein Gao Tu discs trigger and sleeve an empty bobbin when passing through a tube bin of the tube falling mechanism, and the low convex discs do not take the empty bobbin when passing through;
(2) The low cam detection sensor, the high cam detection sensor and the empty bobbin detection sensor are respectively arranged at different height positions of a tube falling position of the tube falling mechanism and respectively correspond to the top end of the low cam, the top end of the high cam and the top end of the empty bobbin and are respectively used for detecting the low cam, the high cam and the empty bobbin;
(3) Setting variables of 'empty bobbin spindle number' and 'machine cam total number' on a touch screen;
(4) After the tube falling starts, the tube falling mechanism starts to act, the cam cylinder drives the high and low cam to advance, when Gao Tu discs come over, empty bobbins in the tube storage bin are taken away, and when the low cam passes, the empty bobbins are not taken away;
(5) The cam cylinder pushes the high cam and the low cam once, the counter of the current cam pushing quantity display module is increased by 1, the low cam detection sensor and the Gao Tu cam detection sensor detect once, the counter of the cam pushing quantity display module is increased by 1, and the two counts are compared;
(6) If the two numbers in the step (5) are consistent, the system continues the previous action;
(7) If the two numbers in the step (5) are inconsistent, popping up a dialog box prompt through a touch screen, stopping the pipe dropping system at the same time, and continuing the step (5) according to a reset starting module after the user repairs the position of the convex disc;
(8) When Gao Tupan carries the empty bobbin to pass through the high cam detection sensor and the photoelectric switch of the empty bobbin detection sensor, the counters of the high cam detection display module and the empty bobbin detection display module are respectively added with 1, and the two counts are compared,
(9) If the two numbers in the step (8) are consistent, the system continues the previous action;
(10) If the two numbers in the step (8) are inconsistent, popping up a dialog box prompt through a touch screen, stopping the pipe dropping system at the same time, and continuing the step (5) according to a reset starting module after the user repairs the position of the convex disc;
(11) And stopping the tube dropping mechanism of the spinning frame when the number of the convex discs pushed by the convex disc cylinder reaches the number set by the machine convex disc total number setting module, and completing tube dropping.
Compared with the prior art, the invention has the beneficial effects that: (1) The invention can ensure that the low cam does not need to carry empty bobbins, thereby reducing the turnover reserve quantity of the bobbins of users; the cost of the user is reduced; (2) According to the invention, the empty bobbin on the convex disc at the track turning position of the spinning frame is not required to be cleaned manually, so that the workload of a blocking worker is reduced, the production benefit is improved, the labor cost is saved, and the remarkable economic benefit is brought.
Drawings
FIG. 1 is a schematic diagram of a control system according to the present invention;
FIG. 2 is a schematic diagram of a flow chart frame of a control method of the present invention.
Detailed Description
As shown in fig. 1, the accurate doffing counting control system of the spinning frame comprises a doffing mechanism 1 of the spinning frame, a photoelectric sensor, a Gao Tu disc 3, a low cam 4, a PLC (programmable logic controller) 5, a touch screen 6 and a cam cylinder 7, wherein the high cam 3 is arranged on a conveying steel belt 8 according to preset settings, the cam cylinder 7 is connected with the PLC 5, and the cam cylinder 7 is used for respectively pushing the high cam 3 and the low cam 4 to advance in a counting mode; the photoelectric sensor is electrically connected with the PLC 5, the cam cylinder 7 is electrically connected with the PLC 5, and the touch screen 6 is connected with the PLC 5; the photoelectric sensor consists of a low cam detection sensor 9, a high cam detection sensor 10 and an empty bobbin detection sensor 11, wherein the low cam detection sensor 9, the high cam detection sensor 10 and the empty bobbin detection sensor 11 are respectively arranged at different height positions of a drop tube on a drop tube mechanism 1 of the spinning frame, the low cam detection sensor 9 corresponds to and detects the top end of a low cam 4, the high cam detection sensor 10 corresponds to and detects the top end of a high cam 3, and the empty bobbin detection sensor 11 corresponds to and detects the top end of an empty bobbin 12; the low cam detection sensor 9, the high cam detection sensor 10 and the empty bobbin detection sensor 11 respectively transmit detected electric signals to the PLC controller 5, the total number of cams, the number of times the cam cylinder 7 pushes the cams and the number of the high cam 3 and the empty bobbin 12 are displayed through the touch screen 6, the PLC controller 5 is controlled through the touch screen 6, and then the cam cylinder 7 and the start and stop of the control system are controlled.
The spinning frame doffing mechanism 1 adopts the patent number produced by warp and weft textile machinery yarn company, which is: the tube arranging and dropping device of ZL201210083339.3 or ZL201410601586.7 is characterized in that when a high convex disc 3 passes through a tube dropping mechanism 1 of the spinning frame, an empty bobbin 12 falls on the high convex disc 3, and when a low convex disc 4 passes through the tube dropping mechanism 1 of the spinning frame, the empty bobbin 12 in the tube dropping mechanism 1 of the spinning frame does not drop.
The touch screen 6 is provided with an empty bobbin count setting module 13 and a machine cam total number setting module 14, in addition, the touch screen 6 is provided with a current push cam count display module 15, a detection push cam count display module 16, a high cam detection display module 17, an empty bobbin detection display module 18, a drop tube starting module 19 and a reset starting module 20, the empty bobbin count setting module 13 and the machine cam total number setting module 14 set parameters of the PLC 5, and the PLC 5 is used for prompting the count displayed by the current push cam count display module 15, the detection push cam count display module 16, the high cam detection display module 17 and the empty bobbin detection display module 18 to an operator, and the operation is continued after feedback is received.
Specifically, in this embodiment, a Sinkiang Tianhong user JWF1569T spinning frame is taken as a case for explanation. The number of empty bobbins 12 of the spinning frame of the user is 1056, the number of high bosses 3 is 1056, the number of low bosses 4 is 116, wherein 528 high bosses 3 are placed first, 10 low bosses 4 are placed, 528 high bosses 3 are placed again, and 106 low bosses 4 are placed.
Pressing a button of a drop tube starting module 19 on the touch screen 6, starting a motor for emptying the yarn tube 12 and a motor for conveying full yarn, and starting the drop tube mechanism to act; the cam cylinder 7 drives the high and low cam 4 to advance, when the high cam 3 takes away the empty bobbin 12 in the pipe storage bin through the pipe storage bin, the low cam 4 does not take away the empty bobbin 12 when passing through;
the cam cylinder 7 pushes the high and low cam 4 once, the counter of the current push cam number display module 15 is increased by 1, the low cam detection sensor 9 and the high cam detection sensor 10 detect the high and low cam 4 once, the counter of the detection push cam number display module 16 is increased by 1, and the two counts are compared; if the two numbers in the previous step are consistent, the system continues the previous action; if the two numbers in the previous step are inconsistent, a dialog box prompt is popped up through the touch screen 6, meanwhile, the pipe falling system is stopped, after the user repairs the position of the convex disc, the convex disc cylinder 7 continues to push the high and low convex disc 4 according to the reset starting module 20, and counting and comparing are carried out;
when the high cam 3 carries the empty bobbin 12 to pass through the high cam detecting sensor 10 and the empty bobbin detecting sensor 11, the counters of the high cam detecting display module 17 and the empty bobbin detecting display module 18 are respectively increased by 1, and the two counts are compared, if the two counts are consistent, the previous actions are continued, if the dialog box prompt is popped up, and meanwhile, the pipe dropping system is stopped. If a dialog box prompt appears, after the user processes the fault according to the prompt, the user continues to push the high and low cam 4 by the cam cylinder 7 according to the reset starting module 20, and the counting and the comparison are performed. After the number of the cams pushed by the cam cylinder 7 reaches the number set by the machine cam total number setting module 14, (the machine cam total number in this example is 1172), the pipe dropping system is stopped, and the pipe dropping action is completed. The control system of the invention exits the drop tube action control and can start other actions.
As shown in fig. 2, a control method of a precise doffing counting control system of a spinning frame comprises the following steps:
(1) The low convex disc 4 and the high convex disc 3 with different heights are placed on a steel belt 8 of a doffing mechanism 1 of the spinning frame according to the position requirement, wherein the high convex disc 3 triggers and sleeves an empty bobbin 12 when passing through a tube bin of the doffing mechanism, and the low convex disc 4 does not cover the empty bobbin 12 when passing through;
(2) The low cam detection sensor 9, the high cam detection sensor 10 and the empty bobbin detection sensor 11 are respectively arranged at different height positions of a tube falling position of the tube falling mechanism and respectively correspond to the top end of the low cam 4, the top end of the high cam 3 and the top end of the empty bobbin 12 and are respectively used for detecting the low cam 4, the high cam 3 and the empty bobbin 12;
(3) Setting variables of 'the number of 12 spindles of the empty bobbin' and 'the total number of the machine cam' on the touch screen 6;
(4) After the tube falling starts, the tube falling starting module 19 is controlled, the tube falling mechanism starts to act, the cam cylinder 7 drives the high and low cam 4 to advance, when the high cam 3 comes over, the empty tube 12 in the tube storage bin is taken away, and when the low cam 4 passes, the empty tube 12 is not taken away;
(5) The cam cylinder 7 pushes the high-low cam 4 once, the counter of the current cam pushing quantity display module 15 is increased by 1, the low cam detection sensor 9 and the high cam detection sensor 10 detect once, the counter of the detection cam pushing quantity display module 16 is increased by 1, and the two counts are compared;
(6) If the two numbers in the step (5) are consistent, the system continues the previous action;
(7) If the two numbers in the step (5) are inconsistent, a dialog box prompt is popped up through the touch screen 6, meanwhile, the pipe dropping system is stopped, and after the user repairs the position of the convex disc, the step (5) is continued according to the reset starting module 20;
(8) When the high cam 3 carries the empty bobbin 12 to pass through the photoelectric switch of the high cam detecting sensor 10 and the empty bobbin detecting sensor 11, the counters of the high cam detecting display module 17 and the empty bobbin detecting display module 18 are respectively increased by 1, and the two counts are compared,
(9) If the two numbers in the step (8) are consistent, the system continues the previous action;
(10) If the two numbers in the step (8) are inconsistent, a dialog box prompt is popped up through the touch screen 6, meanwhile, the pipe dropping system is stopped, and after the user repairs the position of the convex disc, the step (5) is continued according to the reset starting module 20;
(11) After the number of the convex discs pushed by the convex disc air cylinder 7 reaches the number set by the machine convex disc total number setting module 14, the pipe dropping mechanism 1 of the spinning frame stops, and pipe dropping is completed.
Claims (5)
1. The accurate doffing counting control system of the spinning frame comprises a doffing mechanism of the spinning frame, a photoelectric sensor, a Gao Tu disc, a low cam, a PLC (programmable logic controller), a touch screen and a cam cylinder, wherein the high cam is arranged on a conveying steel belt according to preset settings, the cam cylinder is connected with the PLC, and the cam cylinder counts to push the high cam and the low cam to advance respectively; the photoelectric sensor is electrically connected with the PLC, the cam cylinder is electrically connected with the PLC, and the touch screen is connected with the PLC; the photoelectric sensor consists of a low cam detection sensor, a high cam detection sensor and an empty bobbin detection sensor, wherein the low cam detection sensor, the high cam detection sensor and the empty bobbin detection sensor are respectively arranged at different height positions of a drop tube on a drop tube mechanism of the spinning frame, the low cam detection sensor corresponds to and detects the top end of a low cam, the high cam detection sensor corresponds to and detects the top end of a high cam, and the empty bobbin detection sensor corresponds to and detects the top end of an empty bobbin; the low cam detection sensor, the high cam detection sensor and the empty bobbin detection sensor respectively transmit detected electric signals to the PLC, the total number of the cams, the times of pushing the cams by the cam cylinder and the number of the high cams and the empty bobbins are displayed through the touch screen, the PLC is controlled through the touch screen, and then the cam cylinder is controlled and the control system is started and stopped.
2. The accurate doffing count control system of spinning frame according to claim 1, wherein the doffing mechanism of the spinning frame adopts a doffing device, when the high cam passes through and triggers the doffing mechanism of the spinning frame, the empty bobbin falls on the high cam, and when the low cam passes through the doffing mechanism of the spinning frame, the empty bobbin in the doffing mechanism of the spinning frame does not fall.
3. The accurate drop tube count control system of claim 1, wherein the continuously positioned high cam is spaced from the continuously positioned low cam on the steel belt.
4. The accurate doffing counting control system of spinning frame according to claim 1, wherein the touch screen is provided with an empty bobbin count setting module and a machine cam total count setting module, and in addition, the touch screen is provided with a current push cam count display module, a detection push cam count display module, a Gao Tu disc detection display module, an empty bobbin detection display module, a doffing starting module and a reset starting module, the empty bobbin count setting module and the machine cam total count setting module set parameters of the PLC controller, and counts displayed by the current push cam count display module, the detection push cam count display module, the Gao Tu disc detection display module and the empty bobbin detection display module are prompted to an operator through the PLC controller, and the operation is continued after feedback is received.
5. A control method of the accurate drop tube counting control system of the spinning frame as claimed in claim 4, comprising the steps of:
(1) The low convex discs and Gao Tu discs with different heights are placed on a steel belt of a tube falling mechanism of the spinning frame according to the position requirement, wherein Gao Tu discs trigger and sleeve an empty bobbin when passing through a tube bin of the tube falling mechanism, and the low convex discs do not take the empty bobbin when passing through;
(2) The low cam detection sensor, the high cam detection sensor and the empty bobbin detection sensor are respectively arranged at different height positions of a tube falling position of the tube falling mechanism and respectively correspond to the top end of the low cam, the top end of the high cam and the top end of the empty bobbin and are respectively used for detecting the low cam, the high cam and the empty bobbin;
(3) Setting variables of 'empty bobbin spindle number' and 'machine cam total number' on a touch screen;
(4) After the tube falling starts, the tube falling mechanism starts to act, the cam cylinder drives the high and low cam to advance, when Gao Tu discs come over, empty bobbins in the tube storage bin are taken away, and when the low cam passes, the empty bobbins are not taken away;
(5) The cam cylinder pushes the high cam and the low cam once, the counter of the current cam pushing quantity display module is increased by 1, the low cam detection sensor and the Gao Tu cam detection sensor detect once, the counter of the cam pushing quantity display module is increased by 1, and the two counts are compared;
(6) If the two numbers in the step (5) are consistent, the system continues the previous action;
(7) If the two numbers in the step (5) are inconsistent, popping up a dialog box prompt through a touch screen, stopping the pipe dropping system at the same time, and continuing the step (5) according to a reset starting module after the user repairs the position of the convex disc;
(8) When Gao Tupan carries the empty bobbin to pass through the high cam detection sensor and the photoelectric switch of the empty bobbin detection sensor, the counters of the high cam detection display module and the empty bobbin detection display module are respectively added with 1, and the two counts are compared,
(9) If the two numbers in the step (8) are consistent, the system continues the previous action;
(10) If the two numbers in the step (8) are inconsistent, popping up a dialog box prompt through a touch screen, stopping the pipe dropping system at the same time, and continuing the step (5) according to a reset starting module after the user repairs the position of the convex disc;
(11) And stopping the tube dropping mechanism of the spinning frame when the number of the convex discs pushed by the convex disc cylinder reaches the number set by the machine convex disc total number setting module, and completing tube dropping.
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| CN110471362A (en) * | 2019-07-31 | 2019-11-19 | 经纬智能纺织机械有限公司 | A kind of integrated control system of the thin network connection of spinning frame |
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| CN101787594A (en) * | 2009-01-23 | 2010-07-28 | 清华大学 | Cam push-rod pipe discharging device for doffing of spinning frame |
| CN202658312U (en) * | 2012-07-06 | 2013-01-09 | 绍兴市今朝自动化设备科技有限公司 | Hollow pipe turning device of automatic doffer |
| CN103008264A (en) * | 2012-12-21 | 2013-04-03 | 赛特环球机械（青岛）有限公司 | Screening device for tail yarn tube for roving-spinning unit |
| CN103774300A (en) * | 2014-01-13 | 2014-05-07 | 青岛天一红旗软控科技有限公司 | Coarse-fine combined intelligent roving machine control system |
| CN106795660A (en) * | 2014-07-31 | 2017-05-31 | 卡莫齐数字电子责任有限公司 | For monitoring the system of the physical parameter of textile machine and the method for predictive maintenance |
| CN204325639U (en) * | 2014-11-20 | 2015-05-13 | 经纬纺织机械股份有限公司 | Fine spining machine on-line monitoring management devices |
| CN205313747U (en) * | 2015-12-04 | 2016-06-15 | 晋中经纬泓鑫机械有限公司 | Carry spool device |
| CN205313746U (en) * | 2015-12-15 | 2016-06-15 | 朗维纺织机械(苏州)有限公司 | A anti -blocking mechanism for spinning frame blanking end |
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