CN100358790C - Device and method for checking function of pneumatically working thread-splicing apparatus - Google Patents
Device and method for checking function of pneumatically working thread-splicing apparatus Download PDFInfo
- Publication number
- CN100358790C CN100358790C CNB2003101164570A CN200310116457A CN100358790C CN 100358790 C CN100358790 C CN 100358790C CN B2003101164570 A CNB2003101164570 A CN B2003101164570A CN 200310116457 A CN200310116457 A CN 200310116457A CN 100358790 C CN100358790 C CN 100358790C
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- Prior art keywords
- electromagnetic valve
- pressure sensor
- pressurized air
- yarn
- air distribution
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- 238000000034 method Methods 0.000 title claims description 23
- 230000000052 comparative effect Effects 0.000 claims abstract 3
- 238000009826 distribution Methods 0.000 claims description 35
- 238000009941 weaving Methods 0.000 claims description 19
- 230000006870 function Effects 0.000 claims description 16
- 238000012545 processing Methods 0.000 claims description 2
- 239000002904 solvent Substances 0.000 description 6
- 230000015556 catabolic process Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 238000005422 blasting Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000012806 monitoring device Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- 230000008485 antagonism Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009940 knitting Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H69/00—Methods of, or devices for, interconnecting successive lengths of material; Knot-tying devices ;Control of the correct working of the interconnecting device
- B65H69/06—Methods of, or devices for, interconnecting successive lengths of material; Knot-tying devices ;Control of the correct working of the interconnecting device by splicing
Landscapes
- Filamentary Materials, Packages, And Safety Devices Therefor (AREA)
- Looms (AREA)
- Spinning Or Twisting Of Yarns (AREA)
- Treatment Of Fiber Materials (AREA)
Abstract
The system to monitor the function of electromagnetic valves, at a pneumatic yarn splicer (1) for a cross wound bobbin winder, has a pressure sensor (12) to register a temporary pressure drop in the pressure lines (3,15) serving each electromagnetic valve (5,14). The pressure drop is converted into a proportional electrical signal (i) to be passed to a control unit (19,22). The signal is matched against a comparative value to determine the functioning of the electromagnetic valves, and the results are displayed (28).
Description
Technical field
The present invention relates to be used to check the method for the function of electromagnetic valve, described electromagnetic valve is used for intersecting that the control compressed-air controlled connects yarn feeding device on the control position of weaving loom of reel making.The invention still further relates to the real device that screws on the method for stating.
Background technology
Pneumatic connect yarn feeding device for a long time in textile industry for example with to intersect reel automat (Kreuzspulautomaten) known relatively.On the control position of this known and weaving loom that generally adopts, the weaving cop of for example making be wound into the intersection reel of large volume on annular spinning frame.
When reeling, check the yarn that is moving whether the yarn defect is arranged simultaneously.The yarn defect of checking out is cut, and the loose thread that occurs is thus reconnected by connecing yarn feeding device.
With known connect yarn feeding device can reach its qualitatively (fastness and in appearance) and the value of normal yarn very approaching connect yarn.
The fastness and the outward appearance that connect yarn mainly are by regulating and keeping the yarn parameter that connects that broken yarn is complementary is determined, especially by the pressure decision that connects the yarn air that blasts at this.
For example known by DE 30 33 050 C2, monitor the compressed-air actuated pressure of carrying to the spinning frame machine, and when being lower than a minimal pressure, stop to connect the work and or the triggering warning device of yarn feeding device.
A kind of yarn feeding device that connects of weaving loom has been described in DE-OS 33 23 890 A1, and the loose thread that connects on each control position respectively is connected on the pneumatic manifold by a lateral.
In lateral, as usually, insert certain controollable pressurized air metering valve.Connect the liquid metering device of an amount of pressure decision on this external public pneumatic manifold, and connect a pressure control device, described pressure control device control is carried and compressed air delivery to the liquid of total circuit.
By the known another kind of method of DE-195 34 114 A1, wherein connect in the yarn process to measure and connecing the yarn chamber according to opening signal and connect the pressure regulated in the pipeline between the yarn valve and compare with reference point at each.
When the difference of value of measuring and reference point has surpassed predetermined departure, trigger a breakdown signal.
The wrong function that all is conceived to connect the yarn valve at these these known methods may be the reason that connects the yarn quality accident.
The shortcoming of these well known devices is, high relatively technical costs height is because lift and get device at a large amount of pressure that all need self on each of yarn feeding device that connect that intersect the reel automats.
Also known (DE 39 43 864 A1), its function that connects yarn feeding device is monitored by connect on the yarn feeding device adjustable calibration unit on the yarning position each.
Described calibration unit contains a measuring tube, and this measuring tube can be screwed in screw and connect the connecing on the yarn chamber of yarn feeding device, also is useful on the device that measures the pressure, flow velocity and the temperature that connect yarn gas.
Described device has been connected on the computing machine of analytical equipment effect, and described computing machine compares the value and the reference point that measure, and described reference point is the perfect value that connects yarn of carrying out that obtains on the yarn feeding device connecing.
This known measurement method of inspection in other words is consuming time in the extreme and cost is high, and is also quite inaccurate sometimes.
Summary of the invention
From above-mentioned prior art, task of the present invention is, develops a kind of method and device, they reliably inspecting pneumatic connect electromagnetic valve functional of yarn feeding device.
Yet, wherein but should drop to the technical costs and the time loss of check minimum.
The method of the function of described task by being used to check electromagnetic valve and the device of implementing this method are finished.
Give favourable arrangement of the present invention in addition.
Can check the function of a large amount of electromagnetic valve that connects yarn feeding device of intersection reel automat simply and reliably successively by method of the present invention.
In the prior art by the pressure of operation electromagnetic valve detection behind this valve, therefore each electromagnetic valve all has the force value that is provided with self to lift to get device, in contrast, in device according to the present invention, pick up by force value and to monitor the pressure decay that occurs in the whole pressurized air distribution circuit when the operated valve.In other words, not only detecting the so-called function that connects the yarn valve, also when the electromagnetic valve that is used to add compression air blast solvent pipe (Aufloeseroehrchen) is carried out functional check, only carry out the monitoring of the compression control pressure decay in the corresponding pressurized air distribution circuit.
In the present invention, be from such understanding: cause the misoperation of the electromagnetic valve of the quality accident that connects yarn often, be to cause owing to being transported to connect yarn feeding device and contain excessive impurity, moisture or oily pressurized air, be wearing and tearing by valve part, for example, cause in the wearing and tearing in valve push rods zone.
The complete malfunctioning of this electromagnetic valve is not very important, because at this moment can not connect yarn, operating personal can be determined fault immediately so.
Key is that out of order electromagnetic valve has retardance and/or not exclusively open characteristics.
Not only the pressure characteristic in connecing the yarn chamber is subjected to violent change in this case, cause operating personal understanding less than connect the yarn quality infringement, also make the pressure decay in the pressurized air distribution circuit, this can detect and demonstrate by corresponding pressure sensor.
Because can control the sensitive compressible members that connects yarn feeding device reliably with simple mode, can avoid the Yarn break that increases that only can find so far to a large extent in the knitting in other words workshop of weaving with the method according to this invention.
On all electromagnetic valves that connect yarn feeding device of weaving loom, carry out single check.
In other words, in turn check respectively is connected an all electromagnetic valve on the public pressurized air distribution circuit.
In order to test, the elevator valve is controlled the pressure decay that occurs in the pressurized air distribution circuit under measuring simultaneously and analyzing by the meaning of " opening ".
At this, not only monitored the normal function of the electromagnetic valve that connects the effect of yarn valve, also monitor the normal function that in the solvent pipe, blasts compressed-air actuated electromagnetic valve by it.
Because can discern the electromagnetic valve that damage is arranged without doubt, can successfully avoid the yarn that connects that yarn feeding device produces " exceeding standard " that operating personal can not identify that connects in bad order in this way by means of too small pressure decay.
Point out as preamble, when the operation electromagnetic valve, measure the pressure decay of short time appearance in described pressurized air distribution circuit and there is handicapped sign in the predetermined pressure decay of deficiency as related electromagnetic valve.
For fear of on related control position, be wound on unceasingly its fastness of connection location place and or its yarn that " exceeds standard " in appearance, send fault alarm at this.
In favourable form of implementation, immediately related control position is stopped, and also enable in addition by the vision and the sense of hearing identify.
Operating personal can be determined problem to have occurred on related control position in this way immediately, and for example solves by changing relevant electromagnetic valve.
In other words, the demonstration by the vision and/or the sense of hearing can allow operating personal get involved such fault apace, thereby the position that works long hours that can avoid usually meaning stopping production stops.
Advantageously have at least one according to device of the present invention and have lateral pressurized air distribution circuit, wherein insert electromagnetic valve, also have a pressure sensor, described pressure sensor converts the pressure decay that occurs to the electric signal of proportionality in the pressurized air distribution pipeline.
Be connected on the control setup by corresponding signal line at this pressure sensor, described control setup has analytical equipment, is used to handle and assess the signal that pressure sensor sends.
In other words, when the operation electromagnetic valve, measure the pressure decay that the short time occurs in affiliated pressurized air distribution circuit, produce an electric signal, and this electric signal is handed to control setup by pressure sensor.
The analytical equipment that exists in control setup is assessed the function of related electromagnetic valve by means of the pressure decay of measuring and proportional therewith electric signal.Demonstrate the too small pressure decay that means the electromagnetic valve that damage is arranged.
In a preferred implementing form, insert pressure sensor in the pressurized air distribution pipeline provisionally and be linked in the portable control setup.
Roughly at this pressure change each time in pressurized air distribution circuit is reacted at the pressure sensor of each pressurized air distribution circuit intermediate arrangement of coil winder part.
In other words, when the operation electromagnetic valve, the pressure decay that short time occurs, this descends as corresponding electric signal to portable control setup transmission, in this control setup, handle, write down and, for example be presented on the monitoring device of control setup, perhaps produce the survey report that generates automatically.
In another form of implementation, each pressurized air distribution circuit has a fixed pressure sensor.
In the case, described pressure sensor is connected on the centralized control device of weaving loom by corresponding signal line.
In this form of implementation, also when the operation electromagnetic valve, measure the pressure decay that the short time occurs, and, analyze as previously mentioned.
In other words, too small pressure decay means the electromagnetic valve that damage is arranged, and its result is preferably stopped related control position.
In addition the control position vision of this parking and or the sense of hearing identify.
Description of drawings
Embodiment with reference to the accompanying drawings illustrates the present invention.In the accompanying drawings:
Fig. 1 preferred implementing form of the present invention has a portable control setup and a pressure sensor that temporarily places the pressurized air distribution circuit,
Fig. 2 another preferred implementing form of the present invention has a fixing pressure sensor of arranging, and described pressure sensor is connected in the centralized control device of weaving loom.
The specific embodiment
Corresponding in the drawings schematically drawing is used to control the circuit diagram that connects yarn feeding device of the weaving loom of making the intersection reel, has the device that is used to monitor the function of the electromagnetic valve that connects yarn feeding device according to of the present invention.
Show preferred enforcement form of implementation of the present invention at this Fig. 1, in other words, insert a pressure sensor provisionally in a pressurized air distribution circuit, described pressure sensor is connected on the portable control setup.
Fig. 2 illustrates another form of implementation of the present invention.The pressure sensor that installs and fixes in the pressurized air distribution circuit in this form of implementation, described pressure sensor are connected on the centralized control device of weaving loom.
As by as shown in the figure, a large amount of, each in the intersection reel automat control position that indicates with A, B or the like all has the yarn feeding device that connects of oneself, illustrates with label 1 generally in the drawings.Like this connect yarn feeding device 1, as previously mentioned, but be used in practice separately preparation pipe by Pneumatic immpacting or solvent pipe 2 and similarly can Pneumatic immpacting connect loose thread 3, be provided at and connect the needed yarn that connects in the yarn process process.
The solvent pipe 2 of each control position A, B or the like at this respectively by wherein having access to the lateral 4 of certain controollable electromagnetic valve 5, be connected on the public pressurized air distribution circuit 6, described pressurized air distribution circuit 6 is connected with compressed air source 9 with a pneumatic pipeline 8 by pressure controller 7 in the one side.
In addition, in the zone of pressurized air distribution circuit 6, preferably roughly property is provided with a connection location 11 that for example insures by the recoil valve to the centre in winder district.
On described connection location 11, can connect pressure sensor 12 provisionally.
What each connect yarn feeding device 1 connects loose thread 3 by wherein similarly being connected to accordingly the lateral 13 of certain controollable electromagnetic valve 14, is connected with another pressurized air distribution circuit 15.
Also have pressurized air distribution circuit 15 at input side a pressure regulator 16 to be arranged, described pressure regulator is connected on the compressed air source 9 by pneumatic line 17.
In addition, also as known in pressurized air distribution circuit 6, be provided with a connection location 11 at pressurized air distribution circuit 15 places, on described connection location 11, can connect pressure sensor 12 when needed.
Be connected with portable control setup 19 by signal line 18 as the visible interim pressure sensor of installing 12 in Fig. 1, described control setup 19 has (not shown in the figures) analytical equipment.
Each control position A, B etc. respectively for example are connected control position computing machine 20 on the centralized control device 22 of weaving loom through two buss lines 21 by one in addition like general, and, be connected with the electromagnetic valve 5 or 14 that connects yarn feeding device 1 by control path 23 and 24.
The form of implementation key distinction of the form of implementation of Fig. 2 and Fig. 1 is the pressure sensor 12A and the 12B that install and fix in pressurized air distribution circuit 6 and 15.
In the case, pressure sensor 12A and 12B are connected on the centralized control device 22 of weaving loom by signal line 18A and 18B.
The function of device:
In turn roll out a plurality of so-called weaving cops and be wound into large volume, cylindrical or cylindrical-conical intersection reel on a large amount of each control position A, the B...X or the like of weaving loom of reel in the yarn process process, make intersecting as is known.
In the process of reeling, also to monitor yarn.
In other words, the yarn defect of determining is cut, and the end of yarn that occurs is reconnected respectively by means of connecing yarn feeding device 1.Similarly will the loose thread of new weaving cop be connected around the yarn that intersects on the reel.
Be bordering on whole yarn and fastness is arranged for the yarn connection that produces like this looks,, must guarantee to connect yarn feeding device 1 normal operation as stating at preamble.
In other words, after some are sheared two yarn ends for example at first by known be input in the zone that connects yarn feeding device 1 with unaccounted device and put into connect the connecing in the yarn channel 26 of loose thread 3, before yarn connects, to will in so-called solvent pipe, handling by the bonded assembly end of yarn, wherein dissolve end of yarn and remove excess fiber.
In order to connect, to pull out being connected the yarn ends that connects in the yarn channel 26, and be placed on this place by the tip of opposite end is staggered abreast.Want the fiber of bonded assembly yarn end to mix mutually by blasting the pulse of compressed air handle that connects in the yarn channel 26, wherein also in connecing yarn, introduced and reversed.
For in fastness with optimize in appearance and connect yarn, before beginning, yarn process just determining that it is favourable connecing the yarn parameter, described parameter depends on part (Garnpatie) of yarn at that time or the like.
For example to regulate the amount of the time length and the pressure of wind-force pulse.
Introduce the wind-force pulse and undertaken by the yarn valve 14 that connects of opening electromagnetism in connecing yarn channel 26, the described yarn valve arrangement that connects is in pressurized air distribution circuit 15 and connect in the lateral 13 between the loose thread 3.Blast compressed-air actuated beginning and finish and particularly control by control position computing machine 20 by control setup control.In other words, control position computing machine 20 is responsible for exerting pressure connecing on the yarn valve of electromagnetism when blasting air by control path 24, thereby the effect of antagonism spring 27 is brought into the release position connecing the yarn valve in the desirable air-blowing time.
In order to monitor the normal function that connects yarn valve 14, cut-in pressure sensor 12 in pressurized air distribution circuit 15 frequently routinely.
Then, the pressure sensor 12 of interim arrangements is like this measured the pressure decays that connect the short time appearance in the pressurized air distribution circuit of yarn valve 14 backs opening, and produces and the proportional electric signal i of pressure decay thus.
Being transferred in the portable control setup 19 by signal line 18 with the corresponding signal i of pressure decay of sensor 12, described portable control setup 19 contains the analytical equipment that is useful on processing signals i.
In other words, for example compare in analytical equipment by pressure sensor 12 detected values with reference point.
The value of measuring is write down and/or makes it and can see on the monitoring device of control setup 19.
Correspondingly carry out the electromagnetic valve 5 of the operation solvent pipe 2 used is tested.Pressure sensor 12 but inserts in pressurized air distribution circuit 6 in the case.
In the embodiment shown in Figure 2, pressure sensor 12A and 12B are arranged in compressed- air distributor pipeline 6 and 15 regularly, and are connected by signal line 18A and 18B on the centralized control device 22 of weaving loom.In this embodiment, still open electromagnetic valve 5 and 14 pressure decays that in pressurized air distribution circuit 6 and 15, cause, and convert corresponding electric signal i to by pressure sensor 12A and 12B measurement.Described electric signal i hands to the centralized control device 22 of weaving loom by signal line 18A and 18B, and handles in analytical equipment at this.
In other words,, left the window of predesignating, just triggered breakdown signal if the pressure decay of measuring for example compares with reference point.
Described breakdown signal preferably causes related control position to stop, and causes vision and or the alerting signal of the sense of hearing.
Claims (7)
1. be used to check the method for the function of electromagnetic valve, described electromagnetic valve is used for intersecting that the control compressed-air controlled connects yarn feeding device on the control position of weaving loom of reel making,
It is characterized in that,
By pressure sensor (12; 12A, 12B) measure the pressure decay that when operation electromagnetic valve (5,14), in affiliated pressurized air distribution circuit (6,15), occurs in short-term, convert to it with the proportional electric signal of described pressure decay (i) and hand to control setup (19; 22), described control setup (19; 22) show by means of the function of the related electromagnetic valve (5,14) of this signal (i) and the assessment of corresponding comparative figure, and the result.
2. the method for claim 1,
It is characterized in that,
Operation is connected the electromagnetic valve (5 or 14) on the public pressurized air distribution circuit (6 or 15) separately successively, and correspondingly checks the function of each electromagnetic valve at this.
3. method as claimed in claim 1 or 2,
It is characterized in that,
The predetermined pressure decay of out of reach in the related pressurized air distribution circuit (6,15) is evaluated as related electromagnetic valve (5,14) has handicapped index.
4. method as claimed in claim 3,
It is characterized in that,
There being electromagnetic valve (5,14) to be defined as existing handicapped control position (A, B...) to stop on it, and trigger vision and or the alerting signal of the sense of hearing.
5. be used to implement the device of the method for claim 1,
It is characterized in that,
Be provided with at least one pressure sensor (12; 12A, 12B), by pressure sensor (12; 12A, 12B) can measure the pressure decay that when operation electromagnetic valve (5,14), in affiliated pressurized air distribution circuit (6,15), occurs, it is converted to and the proportional electric signal of described pressure decay (i),
Described pressure sensor (12; 12A, 12B) by signal line (18; 18A, 18B) be connected control setup (19; 22) on, and
Described control setup (19; 22) have analytical equipment, described analytical equipment is processing pressure sensor (12 in this wise; 12A, 12B) signal (i) that sends: make and can discern the functional fault that connects the related electromagnetic valve of yarn feeding device (1) (5,14) by contrasting with comparative figure.
6. device as claimed in claim 5,
It is characterized in that,
Pressure sensor (12) is connected with portable control setup (19), and is linked into provisionally on the pressurized air distribution circuit (6,15) by interface (11).
7. device as claimed in claim 5,
It is characterized in that,
Have a plurality of pressure sensors (12A, 12B), described pressure sensor (12A, 12B) is linked in the pressurized air distribution circuit (6,15) regularly, and is connected to the centralized control device (22) of weaving loom by signal line (18A, 18B).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2002154267 DE10254267A1 (en) | 2002-11-21 | 2002-11-21 | Method and device for checking the functionality of pneumatically operating thread splicing devices |
| DE10254267.8 | 2002-11-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1502537A CN1502537A (en) | 2004-06-09 |
| CN100358790C true CN100358790C (en) | 2008-01-02 |
Family
ID=32185880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2003101164570A Expired - Fee Related CN100358790C (en) | 2002-11-21 | 2003-11-21 | Device and method for checking function of pneumatically working thread-splicing apparatus |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP1422180B1 (en) |
| JP (1) | JP4727918B2 (en) |
| CN (1) | CN100358790C (en) |
| DE (2) | DE10254267A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH703192A1 (en) | 2010-05-28 | 2011-11-30 | Rieter Ag Maschf | Monitoring apparatus on a textile machine. |
| CN110257977A (en) * | 2019-06-28 | 2019-09-20 | 台嘉玻璃纤维有限公司 | A kind of automatic air splicer control device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3033050A1 (en) * | 1980-09-03 | 1982-04-08 | W. Schlafhorst & Co, 4050 Mönchengladbach | CONTROLLED AIR SPLICE |
| CN1012085B (en) * | 1986-11-24 | 1991-03-20 | 国营长岭机器厂 | Design system of cleaning yarn monitoring device |
| DE3942864A1 (en) * | 1989-12-23 | 1991-06-27 | Schlafhorst & Co W | Pneumatic splicing head test - passes gas through empty head to monitor its performance against reference values |
| DE4314982A1 (en) * | 1993-05-06 | 1994-11-10 | Schlafhorst & Co W | Method for making a thread connection by splicing |
| CN1106763A (en) * | 1993-11-10 | 1995-08-16 | W·施拉夫霍斯特公司 | Spinning machine producing cross reel |
| DE19534114A1 (en) * | 1995-09-14 | 1997-03-20 | Schlafhorst & Co W | Method for testing automatic thread processing machine |
| CN1205302A (en) * | 1997-05-26 | 1999-01-20 | 东丽工程株式会社 | Method for monitoring yarn tension in yarn manufacturing process |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02163272A (en) * | 1988-12-16 | 1990-06-22 | Murata Mach Ltd | Ending control method for automatic winder |
| US6463949B2 (en) * | 2000-12-08 | 2002-10-15 | Caterpillar Inc. | Method and apparatus for determining a valve status |
-
2002
- 2002-11-21 DE DE2002154267 patent/DE10254267A1/en not_active Withdrawn
-
2003
- 2003-11-14 DE DE50303927T patent/DE50303927D1/en not_active Expired - Lifetime
- 2003-11-14 EP EP20030026203 patent/EP1422180B1/en not_active Expired - Lifetime
- 2003-11-19 JP JP2003389775A patent/JP4727918B2/en not_active Expired - Fee Related
- 2003-11-21 CN CNB2003101164570A patent/CN100358790C/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3033050A1 (en) * | 1980-09-03 | 1982-04-08 | W. Schlafhorst & Co, 4050 Mönchengladbach | CONTROLLED AIR SPLICE |
| CN1012085B (en) * | 1986-11-24 | 1991-03-20 | 国营长岭机器厂 | Design system of cleaning yarn monitoring device |
| DE3942864A1 (en) * | 1989-12-23 | 1991-06-27 | Schlafhorst & Co W | Pneumatic splicing head test - passes gas through empty head to monitor its performance against reference values |
| DE4314982A1 (en) * | 1993-05-06 | 1994-11-10 | Schlafhorst & Co W | Method for making a thread connection by splicing |
| CN1106763A (en) * | 1993-11-10 | 1995-08-16 | W·施拉夫霍斯特公司 | Spinning machine producing cross reel |
| DE19534114A1 (en) * | 1995-09-14 | 1997-03-20 | Schlafhorst & Co W | Method for testing automatic thread processing machine |
| CN1205302A (en) * | 1997-05-26 | 1999-01-20 | 东丽工程株式会社 | Method for monitoring yarn tension in yarn manufacturing process |
Also Published As
| Publication number | Publication date |
|---|---|
| DE10254267A8 (en) | 2004-09-23 |
| EP1422180B1 (en) | 2006-06-21 |
| CN1502537A (en) | 2004-06-09 |
| EP1422180A1 (en) | 2004-05-26 |
| DE10254267A1 (en) | 2004-06-03 |
| JP4727918B2 (en) | 2011-07-20 |
| DE50303927D1 (en) | 2006-08-03 |
| JP2004168550A (en) | 2004-06-17 |
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