CN103397450A - Automatic selvage position regulating device on weaving machine and regulating method - Google Patents
Automatic selvage position regulating device on weaving machine and regulating method Download PDFInfo
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- CN103397450A CN103397450A CN2013103593146A CN201310359314A CN103397450A CN 103397450 A CN103397450 A CN 103397450A CN 2013103593146 A CN2013103593146 A CN 2013103593146A CN 201310359314 A CN201310359314 A CN 201310359314A CN 103397450 A CN103397450 A CN 103397450A
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Abstract
The invention relates to an automatic selvage position regulating device on a weaving machine and a regulating method. The automatic regulating device comprises a selvage position deviation detection component, a licker-in expansion distance regulating component and an electric control unit. The automatic regulating device directly detects the actual position of a selvage through a microswitch and a teasing needle, sets the deviation of the position according to the actual position of the selvage, regulates a wrapping angle of fabric to coronule through a PLC (programmable logic controller), a drive motor and a lifting rod, and further changes the expansion distance generated by the licker-in to enable the selvage to return to the set position timely. The automatic weaving machine selvage position regulating device has the following advantages: 1, the selvage position is automatically and continuously detected and regulated timely; 2, tiny deviation of the actual selvage position relative to the set position can be automatically regulated at once, the parameter of allowed deviation can be set according to different fiber materials, yarns and fabric structures, the automatic selvage position regulating device can completely avoid abnormal wear and tear of side warp yarns caused by changes of the selvage position, and is one of the important technical measures for processing special fabric by using non wear-resisting, low-strength and weak twist warp yarns.
Description
Technical field
The present invention relates to selvedge position automatic regulating apparatus and method of adjustment on a kind of loom.
Background technology
Using not wear-resisting or weak twist, low strong yarn during as warp thread processing fabric, on loom, often because selvedge position changes, cause the warp thread wearing and tearing aggravation of limit section, cause the phenomenons such as broken end, rotten limit, burr, affect loom production efficiency, reduction fabric quality (even degradation).Cause the many factors of selvedge position variation, be mainly that the workshop moisture temperature fluctuation changes or the average tension on warp variation causes the moving variation of cloth amplitude wave, thereby selvedge position is changed.Usually, by the special messenger, regularly detect cloth amplitude wave momentum, when the cloth amplitude wave moves over franchise, adjust workshop moisture temperature or warp thread warp tension etc. and solve.
The shortcoming of manual detection, method of adjustment is:
1, examined, maintenance amount of labour used restriction, the detection frequency is low, maintenance is adjusted not in time;
2, cloth width side-play amount franchise arranges that bigger than normal (the cloth width is offset namely and adjusts in a small amount, not only the amount of labour used increases severely, also obviously increase the technical difficulty that workshop moisture temperature and warp thread warp tension are adjusted), until the skew of cloth width is large, selvedge position changes apparent in view, while even producing limit section warp end break, bad selvedge, just adjust, very unfavorable to weaving process.Therefore, selvedge position changes and has become low strong, the woven obstacle of weak twist warp thread batch.
Summary of the invention
The present invention breaks through the method for traditional manual detection cloth amplitude variation, directly with microswitch and pulling needle, survey selvedge physical location on loom, the situation that departs from according to the relative desired location of selvedge physical location, by stepping motor, regulate the angle of contact α of fabric to coronule, change the expanding distance that licker-in produces, make selvedge in time return desired location.
In order to achieve the above object, technical scheme of the present invention provides selvedge position automatic regulating apparatus and method of adjustment on a kind of loom.
Selvedge position automatic regulating apparatus on a kind of loom of the present invention, comprise selvedge position bias detection part, licker-in expanding distance adjustment component and electric control unit;
described selvedge position bias detection part is mainly by pulling needle, axle sleeve, fixed axis, torsion spring, pointer, right microswitch, scale plate and left microswitch form, described pulling needle and described pointer are separately fixed at the both sides up and down of described axle sleeve, one end of described torsion spring connects described pulling needle, the other end of described torsion spring is fixed on described scale plate, described axle sleeve is enclosed within on described fixed axis, described fixed axis is fixed on described scale plate, described right microswitch and described left microswitch are symmetrical, all be fixed on described scale plate, the fine motion contact of described right microswitch is relative with the fine motion contact of described left microswitch, described pointer is between described right microswitch and described left microswitch, when the cloth width dwindles, selvedge position moves inward, and described pulling needle inwardly swings under the effect of described torsion spring restoring force, thereby described pointer outwards swings, and depresses the fine motion contact of described left microswitch, when the elongation of cloth width, selvedge position outwards moves, and promote described pulling needle and outwards swing, thereby described pointer inwardly swings, and depresses the fine motion contact of described right microswitch, when the selvedge physical location is in desired location, pointed dial " 0 " point.
described licker-in expanding distance adjustment component, mainly by support, stand-off, gear, vertical tooth rack, elevating lever, riser guide, coronule, licker-in, compress bar and compress roller form, described stand-off is fixed on described support, the described gear that is arranged on described stand-off is meshed with described vertical tooth rack, described elevating lever is fixedly connected with described vertical tooth rack, described elevating lever slides up and down in the track of described riser guide, described riser guide is fixed on described support, the upper end of described elevating lever is fixedly connected with described licker-in, described coronule can rotate on described licker-in, described compress bar and described compress roller are fixed on described support, described licker-in expanding distance adjustment component is driven by train by drive motors, when stepping motor (drive motors is take stepping motor as example) forward or reverse certain angle, by train, drive described gear, and then drive described vertical tooth rack, described elevating lever moves up and down certain distance, moving up and down of described elevating lever, driving the fixing described licker-in in its upper end moves up and down, and then change the angle of contact α of fabric at described thorn ring surface, so change the expanding distance L of described licker-in, make the selvedge physical location return desired location.
Described pulling needle is between described compress roller and described coronule, and described selvedge position bias detection part is fixed on described support by described scale plate; Therefore, described pulling needle is surveyed the selvedge physical location between described compress roller and described coronule.
The relative position of described selvedge position bias detection part and described licker-in expanding distance adjustment component is fixed, and all is arranged on described support, and described support is fixed on loom by sliding pair and holding screw; After fixing, on described licker-in (16) position and former loom, the licker-in position of substituted side shoring device is identical, thereby the cloth fell on loom remains unchanged.
Selvedge position automatic regulating apparatus on a kind of loom as above, have dial on described scale plate, and the middle scale of described dial is 0.
Selvedge position automatic regulating apparatus on a kind of loom as above, described torsion spring is circular arc, is enclosed on described axle sleeve.
Selvedge position automatic regulating apparatus on a kind of loom as above, described compress bar and described compress roller are fixed on described support, and the upper end of described elevating lever is fixedly connected with described licker-in.
Selvedge position automatic regulating apparatus on a kind of loom as above, described electric control unit are PLC.
Selvedge position automatic regulating apparatus on a kind of loom as above, described drive motors are stepping motor.
Selvedge position automatic regulating apparatus on a kind of loom as above, on loom, left and right respectively configures a selvedge position automatic regulating apparatus, and structure is symmetrical; As above is to be configured in selvedge position automatic regulating apparatus on the loom on the loom left side.
The present invention also provides the automatic adjusting method of selvedge position automatic regulating apparatus on a kind of loom, under the effect of described torsion spring, described pulling needle contacts closely with the selvedge on loom all the time, when 0 of the described dial of described pointed, and corresponding the desired location of selvedge; When described pointer was depressed the fine motion contact of described microswitch, corresponding selvedge physical location was in the extreme position of two permissions that depart from desired location, and the adjusting action that at this moment will start drive motors, turn an angle forward or backwards; Described elevating lever is moved up or down, thereby change the angle of contact α of fabric at the thorn ring surface, finally adjust the expanding distance L;
When the cloth width dwindles, described pulling needle inwardly swings, drive described pointer and depress the fine motion contact of described left microswitch, so PLC evenly exports the forward trigger impulse, drive described drive motors forward, described elevating lever is moved up, fabric increases at the angle of contact α of described thorn ring surface, and the expanding distance L of licker-in strengthens, and the cloth width enlarges, described pulling needle outwards swings, and selvedge physical location successive Regression is to desired location;
When the cloth width extended, described pulling needle outwards swung, and drove the fine motion contact that described pointer is depressed described right microswitch; So PLC evenly exports the counter-rotating trigger impulse, drive described drive motors counter-rotating, described elevating lever is moved down, fabric reduces at the angle of contact α of described thorn ring surface, the expanding distance L of licker-in reduces, the cloth width dwindles, and described pulling needle inwardly swings, and selvedge physical location successive Regression is to desired location.
selvedge position automatic regulating apparatus on a kind of loom of the present invention, on loom, by the operative employee, according to different fibrous materials, yarn and fabric construction, carrying out PLC processing parameter setting and device during machine initializes and adjusts, PLC technological parameter (m, Δ T, n) is set by touch-screen, device initializes adjustment work and presses the manual rising of elevating lever, decline button by the operative employee, make fabric at the thorn ring surface, reach the angle of contact α of normal operation, realize correct expanding distance L, then press and release the button, this device formally enters selvedge position automatic detection, adjustment state, due to the variation of constantly fluctuating of workshop moisture temperature and warp tension, the cloth width is constantly fluctuation variation thereupon also, the physical location of selvedge fluctuates in the desired location both sides, when the physical location of selvedge departs from desired location and reaches capacity position, this device is in time corrected the physical location of selvedge, it is revert on desired location, avoid the heel and toe wear of reed opposite side section warp thread, the extreme position of selvedge physical location is by the location positioning of described microswitch, when the selvedge physical location reaches capacity position, described pointer is depressed the fine motion contact of described microswitch, programme-control by PLC, just export m stepping motor, the counter-rotating trigger impulse, make stepping motor just, the counter-rotating certain angle, through train and described gear, drive vertical tooth rack, elevating lever, licker-in moves up and down certain distance, and then the change fabric is at the angle of contact α of described thorn ring surface, and even change the expanding distance L of described licker-in, make the selvedge physical location return desired location, install every work and once automatically regulate work, the PLC internal counter increases by 1, when automatically regulating after n time continuously, the selvedge physical location does not still revert to desired location, workshop moisture temperature or warp tension abnormal are described, its undulate quantity is excessive, and at this moment this device stops adjusting work automatically, send sound and light signal, the request manual intervention, after fault is got rid of, the initialization of manual reversion device, the then automatic adjustment state of starting drive, automatically regulating frequency n continuously can setting parameter.
Beneficial effect
Advantage of the present invention is:
1. the continuous automatic detection of selvedge position, in time adjusting;
For selvedge position generation minor variations (as 1-2mm, and can setting parameter according to different fibrous materials, yarn and fabric construction), automatically regulate at once, the reed opposite side section warp thread heel and toe wear of avoiding selvedge position to change fully causing, as one of important technique measure of particular fabric processing.
The accompanying drawing explanation
Fig. 1 is selvedge position bias detection part schematic diagram;
Fig. 2 is the combination schematic diagram of licker-in expanding distance adjustment component and selvedge position bias detection part;
Fig. 3 is the side schematic view of Fig. 2;
Fig. 4 is the schematic diagram of fabric to thorn ring surface angle of contact α;
Fig. 5 is the schematic diagram that licker-in is adjusted fabric expanding distance L;
Fig. 6 is the software flow pattern of device.
The specific embodiment
Below in conjunction with the specific embodiment, further set forth the present invention.Should be understood that these embodiment only are not used in and limit the scope of the invention be used to the present invention is described.Should be understood that in addition those skilled in the art can make various changes or modifications the present invention after the content of having read the present invention's instruction, these equivalent form of values fall within the application's appended claims limited range equally.
Selvedge position automatic regulating apparatus on a kind of loom of the present invention, comprise selvedge position bias detection part (as shown in Figure 1), licker-in expanding distance adjustment component (as shown in Figures 2 and 3) and electric control unit;
described selvedge position bias detection part is mainly by pulling needle (1), axle sleeve (2), fixed axis (3), torsion spring (4), pointer (5), right microswitch (6), scale plate (7) and left microswitch (8) form, see Fig. 1, described pulling needle (1) and described pointer (5) are separately fixed at the both sides up and down of described axle sleeve (2), one end of described torsion spring (4) connects described pulling needle (1), the other end of described torsion spring (4) is fixed on described scale plate (7), described axle sleeve (2) is enclosed within on described fixed axis (3), described fixed axis (3) is fixed on described scale plate (7), described right microswitch (6) and described left microswitch (8) are symmetrical, all be fixed on described scale plate (7), the fine motion contact of described right microswitch (6) is relative with the fine motion contact of described left microswitch (8), described pointer (5) is between described right microswitch (6) and described left microswitch (8),
described licker-in expanding distance adjustment component, mainly by support (9), stand-off (10), gear (11), vertical tooth rack (12), elevating lever (13), riser guide (14), coronule (15), licker-in (16), compress bar (17) and compress roller (18) form, see Fig. 2 and Fig. 3, described stand-off (10) is fixed on described support (9), the described gear (11) that is arranged on described stand-off (10) is meshed with described vertical tooth rack (12), described elevating lever (13) is fixedly connected with described vertical tooth rack (12), described elevating lever (13) slides up and down in the track of described riser guide (14), described riser guide (14) is fixed on described support (9), the upper end of described elevating lever (13) is fixedly connected with described licker-in (16), described coronule (15) can be in the upper rotation of described licker-in (16), described compress bar (17) and described compress roller (18) are fixed on described support (9), described licker-in expanding distance adjustment component is driven by train by drive motors,
Described pulling needle (1) is positioned between described compress roller (18) and described coronule (15), and it is upper that described selvedge position bias detection part is fixed on described support (9) by described scale plate (7), sees Fig. 2 and Fig. 3;
The relative position of described selvedge position bias detection part and described licker-in expanding distance adjustment component is fixed, and all is arranged on described support (9) upper, sees Fig. 2 and Fig. 3, and described support (9) is fixed on loom by sliding pair and holding screw.
Selvedge position automatic regulating apparatus on a kind of loom as above, have dial on described scale plate (7), and the middle scale of described dial is 0, sees Fig. 1.
Selvedge position automatic regulating apparatus on a kind of loom as above, described torsion spring (4) is circular arc, is enclosed in described axle sleeve (2) upper, sees Fig. 1.
It is upper that selvedge position automatic regulating apparatus on a kind of loom as above, described compress bar (17) and described compress roller (18) are fixed on described support (9), and the upper end of described elevating lever (13) is fixedly connected with described licker-in (16), sees Fig. 2 and Fig. 3.
Selvedge position automatic regulating apparatus on a kind of loom as above, described electric control unit are PLC.
Selvedge position automatic regulating apparatus on a kind of loom as above, described drive motors are stepping motor.
Selvedge position automatic regulating apparatus on a kind of loom as above, on loom, left and right respectively configures a selvedge position automatic regulating apparatus, and structure is symmetrical.
The present invention also provides the automatic adjusting method of selvedge position automatic regulating apparatus on a kind of loom, under the effect of described torsion spring (4), described pulling needle (1) contacts closely with the selvedge (20) on loom all the time, when described pointer (5) points to 0 of described dial, corresponding the desired location of selvedge; When described pointer (5) is depressed the fine motion contact of described microswitch (8) or (6), corresponding selvedge physical location is in the extreme position of two permissions that depart from desired location, at this moment will start the adjusting action of drive motors, turn an angle forward or backwards; Described elevating lever (13) is moved up or down, thereby change the angle of contact α of fabric at the thorn ring surface, finally adjust the expanding distance L; Fig. 4 is the schematic diagram of fabric to thorn ring surface angle of contact α; Fig. 5 is the schematic diagram that licker-in is adjusted fabric expanding distance L.
When the cloth width dwindles, described pulling needle (1) inwardly swings, drive described pointer (5) and depress the fine motion contact of described left microswitch (8), so PLC evenly exports the forward trigger impulse, drive described drive motors forward, described elevating lever (13) is moved up, fabric increases at the angle of contact α on described coronule (15) surface, and the expanding distance L of licker-in strengthens, and the cloth width enlarges, described pulling needle (1) outwards swings, and selvedge physical location successive Regression is to desired location;
When the cloth width extended, described pulling needle (1) outwards swung, and drives the fine motion contact that described pointer (5) is depressed described right microswitch (6); So PLC evenly exports the counter-rotating trigger impulse, drive described drive motors counter-rotating, described elevating lever (13) is moved down, fabric reduces at the angle of contact α on described coronule (15) surface, the expanding distance L of licker-in reduces, the cloth width dwindles, and described pulling needle (1) inwardly swings, and selvedge physical location successive Regression is to desired location.
Specific operation process is as follows:
After the fine motion contacting of described microswitch (8) or (6), stepping motor forward or reverse certain angle, by train, driving described gear (11) turns an angle, make described vertical tooth rack (12) drive described elevating lever (13) and described coronule (15), described licker-in (16) moves up or down certain distance, and then fabric is changed at the angle of contact α on described coronule (15) surface, and even the expanding distance L is adjusted, and through certain hour section (Δ T=2-3min), makes afterwards the selvedge physical location revert to desired location.In a word, the selvedge physical location does not reach desired location (the cloth width dwindles, and described microswitch (8) is connected), and described elevating lever (13) drives described coronule (15), described licker-in (16) rises, and angle of contact α increases, the expanding distance L strengthens; Otherwise the selvedge physical location surmounts desired location (the cloth width extends, and microswitch (6) is connected), and angle of contact α minimizing, expanding distance L reduce.
Electric control unit comprises technology controlling and process case and stepping motor; The technology controlling and process case, in order to set technological parameter, control and to drive stepping motor, comprises that manual control rising, decline button and the device of elevating lever released the button, PLC system and stepping motor driver.The technological parameter that the PLC control program relates to is the step number m of stepping motor in each adjustment process, double automatic adjusting interval time Δ T(such as 2-3min), regulate continuously frequency n (for example 3 times), these parameters are set according to different fibrous materials, yarn and fabric construction.Technological parameter m calculates according to distance (empirical value is departed from the permission bias of desired location and determines by the selvedge physical location) and gearratio, tooth bar pitch, the stepping motor stepping angle of train that elevating lever (13) described in each adjustment process drives described coronule (15), the rising of described licker-in (16) do or decline.The permission bias that the selvedge physical location departs from desired location is 1-2mm, and this numerical value correspondence the position of described microswitch (6) and (8), according to different fibrous materials, yarn, fabric construction and loom type, can make adjustments.
As the operative employee, rise or decline button while connecting described elevating lever is manual, to the input terminal 2,3 of described PLC, export high level respectively, it is low level that button discharges, when high level appears in input terminal 2,3, PLC evenly exports m stepping motor forward or reverse trigger impulse within the Δ T/2 time period, drive described stepping motor forward or reverse certain angle, expanding distance L to described licker-in is regulated, this is the initialized manual adjustment of this device, makes L reach an appropriate initial value; Afterwards, the operative employee releases the button described device while pressing, and this device enters automatic control, adjustment state, and open circuit is connected, and to the input terminal 1 of PLC, exports and keeps high level; When microswitch 6 or 8 is connected, to the input terminal 4,5 of PLC, export high level respectively, microswitch is broken as low level, at input terminal 1, be under the high level condition, input terminal 5 is high level, PLC evenly exports m stepping motor forward trigger impulse within the Δ T/2 time period, drives described stepping motor forward certain angle, and the expanding distance L of described licker-in is strengthened; At input terminal 1, be under the high level condition, input terminal 4 is high level, and PLC evenly exports m stepping motor counter-rotating trigger impulse within the Δ T/2 time period, drives described stepping motor counter-rotating certain angle, and the expanding distance L of described licker-in is reduced; PLC starts timing when stepping motor driver sends first trigger impulse, after timing reaches Δ T, if input terminal 4 or 5 remains high level, repeat above-mentioned adjusting work, and once, the PLC internal counter adds 1 in every adjusting; On the contrary, after timing reaches Δ T, if input terminal 4 or 5 is low level, do not proceed adjusting work and by the internal counter zero clearing; After continuous re-adjustments work n time (internal counter meter n), selvedge position does not still reach normally, input terminal 4 or 5 is still high level, shows workshop moisture temperature or the fluctuation of warp tension abnormal, needs manual intervention, at this moment PLC is to described open circuit output trigger impulse, automatically cut off open circuit, described open circuit, to input terminal 1 output low level of PLC, stops the automatic adjusting work of this device to selvedge position, send simultaneously sound and light signal, the application manual intervention; After manually fixing a breakdown, the initialization of manual reversion device, release the button by lower device, and open circuit is connected, the control action of recovery device again, and make the zero clearing of PLC internal counter.Fig. 6 is the software flow pattern of device.
Claims (8)
1. selvedge position automatic regulating apparatus on a loom, it is characterized in that: described automatic regulating apparatus comprises selvedge position bias detection part, licker-in expanding distance adjustment component and electric control unit;
described selvedge position bias detection part is mainly by pulling needle (1), axle sleeve (2), fixed axis (3), torsion spring (4), pointer (5), right microswitch (6), scale plate (7) and left microswitch (8) form, described pulling needle (1) and described pointer (5) are separately fixed at the both sides up and down of described axle sleeve (2), one end of described torsion spring (4) connects described pulling needle (1), the other end of described torsion spring (4) is fixed on described scale plate (7), described axle sleeve (2) is enclosed within on described fixed axis (3), described fixed axis (3) is fixed on described scale plate (7), described right microswitch (6) and described left microswitch (8) are symmetrical, all be fixed on described scale plate (7), the fine motion contact of described right microswitch (6) is relative with the fine motion contact of described left microswitch (8), described pointer (5) is between described right microswitch (6) and described left microswitch (8),
described licker-in expanding distance adjustment component, mainly by support (9), stand-off (10), gear (11), vertical tooth rack (12), elevating lever (13), riser guide (14), coronule (15), licker-in (16), compress bar (17) and compress roller (18) form, described stand-off (10) is fixed on described support (9), the described gear (11) that is arranged on described stand-off (10) is meshed with described vertical tooth rack (12), described elevating lever (13) is fixedly connected with described vertical tooth rack (12), described elevating lever (13) slides up and down in the track of described riser guide (14), described riser guide (14) is fixed on described support (9), the upper end of described elevating lever (13) is fixedly connected with described licker-in (16), described coronule (15) can be in the upper rotation of described licker-in (16), described compress bar (17) and described compress roller (18) are fixed on described support (9), described licker-in expanding distance adjustment component is driven by train by drive motors,
Described pulling needle (1) is positioned between described compress roller (18) and described coronule (15), and described selvedge position bias detection part is fixed on described support (9) by described scale plate (7);
The relative position of described selvedge position bias detection part and described licker-in expanding distance adjustment component is fixed, and all is arranged on described support (9) upper, and described support (9) is fixed on loom by sliding pair and holding screw.
2. selvedge position automatic regulating apparatus on a kind of loom according to claim 1, is characterized in that, on described scale plate (7), dial arranged, and the middle scale of described dial is 0.
3. selvedge position automatic regulating apparatus on a kind of loom according to claim 1, is characterized in that, described torsion spring (4) is circular arc, is enclosed on described axle sleeve (2).
4. selvedge position automatic regulating apparatus on a kind of loom according to claim 1, it is characterized in that, it is upper that described compress bar (17) and described compress roller (18) are fixed on described support (9), and the upper end of described elevating lever (13) is fixedly connected with described licker-in (16).
5. selvedge position automatic regulating apparatus on a kind of loom according to claim 1, is characterized in that, described electric control unit is PLC.
6. selvedge position automatic regulating apparatus on a kind of loom according to claim 1, is characterized in that, described drive motors is stepping motor.
7. selvedge position automatic regulating apparatus on a kind of loom according to claim 1, is characterized in that, on loom, left and right respectively configures a selvedge position automatic regulating apparatus, and structure is symmetrical.
8. the automatic adjusting method of selvedge position automatic regulating apparatus on a kind of loom as described as any one in claim 1～7, it is characterized in that: under the effect of described torsion spring (4), described pulling needle (1) contacts closely with the selvedge (20) on loom all the time, when described pointer (5) points to 0 of described dial, corresponding the desired location of selvedge; When described pointer (5) was depressed the fine motion contact of described microswitch, corresponding selvedge physical location was in the extreme position of two permissions that depart from desired location, and the adjusting action that at this moment will start drive motors, turn an angle forward or backwards; Described elevating lever (13) is moved up or down, thereby change the angle of contact α of fabric on described coronule (15) surface, finally adjust the expanding distance L;
When the cloth width dwindles, described pulling needle (1) inwardly swings, drive described pointer (5) and depress the fine motion contact of described left microswitch (8), so PLC evenly exports the forward trigger impulse, drive described drive motors forward, described elevating lever (13) is moved up, fabric increases at the angle of contact α on described coronule (15) surface, and the expanding distance L of licker-in strengthens, and the cloth width enlarges, described pulling needle (1) outwards swings, and selvedge physical location successive Regression is to desired location;
When the cloth width extended, described pulling needle (1) outwards swung, and drives the fine motion contact that described pointer (5) is depressed described right microswitch (6); So PLC evenly exports the counter-rotating trigger impulse, drive described drive motors counter-rotating, described elevating lever (13) is moved down, fabric reduces at the angle of contact α on described coronule (15) surface, the expanding distance L of licker-in reduces, the cloth width dwindles, and described pulling needle (1) inwardly swings, and selvedge physical location successive Regression is to desired location.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106335273A (en) * | 2016-08-16 | 2017-01-18 | 浙江美格机械股份有限公司 | Whole-piece wallpaper printer |
| CN107742999A (en) * | 2017-11-20 | 2018-02-27 | 江苏科瑞德智控自动化科技有限公司 | It is a kind of to select latitude to twist side integrated manipulator for High Speed Rapier Loom |
| CN113373638A (en) * | 2021-06-29 | 2021-09-10 | 海宁纺织机械有限公司 | Knife holder with edge protection device |
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| GB236149A (en) * | 1924-06-28 | 1925-11-19 | Louis Carriol | Improvements in or relating to looms operating with two weft threads |
| US3885600A (en) * | 1973-07-17 | 1975-05-27 | Jack G Altmann | Method and temple apparatus for guiding fabric lengths through textile weaving machines |
| CN2600465Y (en) * | 2002-12-13 | 2004-01-21 | 中一机械（上海浦东新区）有限公司 | Automatic controller for towel tension of terry cloth loom |
| CN201176521Y (en) * | 2008-03-27 | 2009-01-07 | 常熟市龙略机电有限公司 | Edge-detecting machine |
| CN201245746Y (en) * | 2008-07-24 | 2009-05-27 | 张军波 | Side shoring apparatus of rapier loom |
| CN201406573Y (en) * | 2009-05-14 | 2010-02-17 | 怡星(无锡)汽车内饰件有限公司 | Automatic feeding correcting device |
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| CN106335273A (en) * | 2016-08-16 | 2017-01-18 | 浙江美格机械股份有限公司 | Whole-piece wallpaper printer |
| CN107742999A (en) * | 2017-11-20 | 2018-02-27 | 江苏科瑞德智控自动化科技有限公司 | It is a kind of to select latitude to twist side integrated manipulator for High Speed Rapier Loom |
| CN107742999B (en) * | 2017-11-20 | 2023-05-23 | 江苏科瑞德智控自动化科技有限公司 | Weft selecting and selvedge twisting integrated controller for high-speed rapier loom |
| CN113373638A (en) * | 2021-06-29 | 2021-09-10 | 海宁纺织机械有限公司 | Knife holder with edge protection device |
| CN113373638B (en) * | 2021-06-29 | 2024-04-30 | 海宁纺织机械有限公司 | Knife with edge protection device |
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| CN103397450B (en) | 2016-08-10 |
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