CN101405445B - Jet-weaving machine - Google Patents
Jet-weaving machine Download PDFInfo
- Publication number
- CN101405445B CN101405445B CN2007800100737A CN200780010073A CN101405445B CN 101405445 B CN101405445 B CN 101405445B CN 2007800100737 A CN2007800100737 A CN 2007800100737A CN 200780010073 A CN200780010073 A CN 200780010073A CN 101405445 B CN101405445 B CN 101405445B
- Authority
- CN
- China
- Prior art keywords
- switch
- jet loom
- jet
- main
- dividing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D47/00—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms
- D03D47/28—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms wherein the weft itself is projected into the shed
- D03D47/30—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms wherein the weft itself is projected into the shed by gas jet
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D47/00—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms
- D03D47/28—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms wherein the weft itself is projected into the shed
- D03D47/30—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms wherein the weft itself is projected into the shed by gas jet
- D03D47/3026—Air supply systems
- D03D47/3053—Arrangements or lay out of air supply systems
Abstract
In order for it to be possible, in a jet-weaving machine, for the air outlet quantity to be controlled simply and with quick reactions at the main nozzles (12, 13, 14, 20), in which the weft threads are fed and accelerated by means of a blowing medium, if need be also at the echelon and stretching nozzles (21, 22, 23, 30; 31, 32), it is proposed that the main switching element (H1-Hn) comprises amultiplicity of part switching elements (T1 to T9) which can optionally be connected and in each case make a dedicated mass blowing flow available. The mass blowing flow can be set in a stepped manner by adjustable addition of the part switching elements (T1 ... T9).
Description
Technical field
The present invention relates to a kind ofly, especially have the air-jet loom of one or more weft insertion systems according to claim 1 jet loom as described in the preamble.
Background technology
DE10124290C1 discloses a kind of jet loom that starts described type.In the document, advise, this jet loom has 1 to n main air bleed jet and optional tandem main air bleed jet, and 1 to n auxiliary air nozzle or relay nozzle, a wefting insertion passage that is integrated in the reed, measurement mechanism and Adjustment System are carried on main air bleed jet or main air bleed jet and the tandem main air bleed jet by 3/2-road servo valve respectively.This scheme is a starting point with a fixing blast pressure basically, and promptly 2.5 crust or 5 cling to, and it can be changed in regulating system in case of necessity.Yet the result shows, regulates on the one hand very costliness according to the pressure of this scheme, and (in any case, with the expense that can bear) on the other hand only can obtain little pressure and regulate bandwidth.
DE3300934A1 discloses a kind of scheme with main air bleed jet and auxilliary air nozzle, yet its flexibility is relatively low.DE4012616A1 discloses a kind of similar scheme.
Summary of the invention
The objective of the invention is to propose a kind of improved jet loom, it has overcome above-mentioned shortcoming of the prior art.
Start in the described jet loom at this paper, this purpose realizes by the characteristic in the claim 1.In this case, what measure of the present invention at first caused is that 15 winding-up mass flow value (Blasmassenstromwerte) are only by four switch-dividing unit element conversions.
The favourable design of jet loom illustrates in claim 2-8.
According to claim 2 or 3, advantageously, accelerating jet or relay nozzle and/or draw jet are loaded with the blowing media (Blasmedium) of main switch element.
As described in claim 4, when the switch-dividing element provided a kind of different winding-up mass flow respectively, a spot of switch-dividing element was especially favourable.The switch-dividing element advantageously has a valve, preferably one 2/2 valves.In order to make different winding-up mass flow value under the situation of evenly supplying the winding-up flow, can be assigned to each switch-dividing element, can use different valves or the different valve that is provided with.But the scheme of claim 5 is preferred, and in this scheme, in some switch-dividing elements, additional throttling arrangement is set at the upstream or the downstream of respective valve at least.Then, according to claim 7, the control of switch-dividing element advantageously realizes by a kind of control or conditioning equipment of being used for automatic switching logic meter apparatus of controlling and/or calculation element of having.If what be provided with is to regulate, the device that so advantageously is used for comparison wefting insertion time (Schusszeit) and/or arrival angle, wherein, control or conditioning equipment are set for and are made the wefting insertion time regulate can to realize by selecting open or close the switch-dividing element.The said elements that uses by the present invention that claim is advocated and explanation in the following embodiments is unrestricted on size, shape, use material and art designs, so they can not be subjected to the restriction of known choice criteria and are used in each Application Areas.
Description of drawings
Further details, advantage and the feature of the application's theme can be from hereinafter knowing the explanation to respective drawings, and in the accompanying drawings to for example making an explanation by device of the present invention and corresponding method, wherein:
Fig. 1 shows the circuit diagram of main burner, relay nozzle and draw jet;
Fig. 2 shows the structure to the main switch element of these nozzle power supplies among Fig. 1.
The specific embodiment
Fig. 1 shows the structure of nozzle schematic diagram of air-jet loom weft inserting apparatus.At this moment, yarn feeding 2 not only is fed to main burner and accelerating jet assembly 4, also is fed to relay nozzle assembly 6 and draw jet assembly 8.Among the figure, the respective nozzles assembly comprises the main switch element H that is used for main burner respectively
1-H
n, be used for the relay switch element S of relay nozzle 21,22,23 and 30
1-S
m, and the stretching switch element D that is used for draw jet 31 and 32
1And D
2Because the power supply of other nozzle all is designed to the same, therefore main burner 12,13 only is described in an embodiment, 14 and 20 power supply configuration.
Main switch element H
1-H
nBe connected to yarn feeding 2 at input side, then be connected to respective nozzles 12-20 at outlet side.In this embodiment, main switch element H
1-H
nComprising 9 switch-dividing elements T respectively
1-T
9, this switch-dividing element comprises 2/2 valve 33 and throttling arrangement 34
1-34
9Each nozzle is loaded with consequent air flow at outlet side.Under the minimum situation, per 4 switch-dividing elements play major function.
Optionally, for additionally reducing the cost, can use the main switch element that constitutes by a plurality of switch-dividing functions that air capacity is controlled, to be used for, as main burner, relay nozzle and draw jet yarn feeding to a plurality of main consumer.Main consumer is opened or closed by valve then.Switch-dividing elements T in the main switch element
1And T
2Predetermined throttling by little cross section valve or additional throttling arrangement 34 as shown in the Examples
1With 34
2Realize.Therefore, under the situation of known input pressure and known flow dynamic resistance, can produce the repeated air flow of one qualification in output place of switch-dividing element.
By the addition of minute air mass flow, that is, form required primary air by selecting to open the switch-dividing element.Under situation, will produce up to 2 with P switch-dividing element
P-1 different air mass stream.Yet in this case, all switch-dividing elements must have different values, and different throttlings for example is set.In the embodiment of this simplification, omitted this possibility.
Owing to divide air mass flow little, can use very little direct operated electromagnetic valve 12-20.In described embodiment, the switch-dividing element is merged into assembly to form main switch element.
In an embodiment, the switch-dividing element has 2/2 valve 33, but also optional use 2/3 valve.Valve 33 defines different on off states by logical table control in this table.This table is stored in the mechanical control device electronically, calculates by corresponding program in the time of maybe can being selected in operation.Therefore the operator can finish a kind of simply, and the air capacity of for example percentagewising is selected.
Up to now, by the running status except that the function of tonic chord (bypass is blown and controlled, and blows and control in the cross section, and sucking blows controls) that additional valve is removed, when selecting corresponding air capacity in advance, control by main switch element.
By wefting insertion time or weft yarn being arrived the measurement of angle, and subsequently to the comparison of rated value and actual value,, the flight time is adjusted in conjunction with the control of described air capacity.
As seen from table, the main switch element H among Fig. 1
1By corresponding switch-dividing elements T among Fig. 2
1-T
99 separately controllable 2/2 valves 33 constitute, each switch-dividing element has the 100Nl normal flow, wherein, the switch-dividing elements T
1Be throttled to 50Nl, the switch-dividing elements T
2Be throttled to 75Nl.Other 7 switch-dividing elements T
3-T
9Not by throttling.The normal air flow value of 50Nl to 825Nl therefore can each step 25Nl equal difference have the main switch element H of 32 switching states altogether
1Middle control.
The throttling situation is by throttling arrangement 34
1-34
9Be provided with.In the embodiment shown, throttling arrangement 34
1-34
9Realize by choke block.In embodiment described herein, throttling arrangement 34
1-34
9Be not activated.Optionally, can realize by meticulousr throttling classification, 100%, 99%, 98%, 96%, 92%, 88%, 82%, 75% and 70% slip for example, total reduction drops to 800Nl from 900Nl, always has 2
9-a kind of variation and 511 Flow-rate adjustment altogether.
In order to realize the change of rank of each step 1%, can be intermediate steps and adopt following gassing time slightly.For example:
70%=presses the fixation pressure level of logical table
71%=prolongs the 1-2% fixation pressure level 70% of winding-up time
72%=shortens the 1-2% fixation pressure level 73% of winding-up time
73%=presses the fixation pressure level of logical table.
Can control the flow of each relay nozzle sets separately by matrix valve control relay nozzle.The first relay nozzle sets might load low discharge.Preferred relay setting and definition as a plurality of pressure stages are reasonable and feasible, can be determined at the trial by those skilled in the art.In this case, decision criteria is exactly flight reliability and air consumption.
The operator on operating surface by+/-key is with the form input air amount of every nozzle percentage, and changes it when operation.The operator can select yarn flight time (selecting from the flight table) or operator can determine yarn qualities (selecting optimal rotation speed automatically, weft yarn table and air capacity) in advance.The control of relay nozzle realizes by wefting insertion time of selecting and the air capacity of selecting in advance.
| Air capacity | Flow | T 150Nl | T 275Nl | T 3100Nl | T 4100Nl | T 5100Nl | T 6100Nl | T 7100Nl | T 8100Nl | T 9100Nl |
| 7％ | The 50Nl/ branch | 1 | ||||||||
| 10％ | The 75Nl/ branch | 1 | ||||||||
| 13％ | The 100Nl/ branch | 1 | ||||||||
| 16％ | The 125Nl/ branch | 1 | 1 | |||||||
| 19％ | The 150Nl/ branch | 1 | 1 | |||||||
| 22％ | The 175Nl/ branch | 1 | 1 | |||||||
| 26％ | The 200Nl/ branch | 1 | 1 | |||||||
| 28％ | The 225Nl/ branch | 1 | 1 | 1 | ||||||
| 31％ | The 250Nl/ branch | 1 | 1 | 1 | ||||||
| 34％ | The 275Nl/ branch | 1 | 1 | 1 | ||||||
| 37％ | The 300Nl/ branch | 1 | 1 | 1 | ||||||
| 40％ | The 325Nl/ branch | 1 | 1 | 1 | 1 | |||||
| 43％ | The 350Nl/ branch | 1 | 1 | 1 | 1 | |||||
| 46％ | The 375Nl/ branch | 1 | 1 | 1 | 1 |
| 49％ | The 400Nl/ branch | 1 | 1 | 1 | 1 | |||||
| 52％ | The 425Nl/ branch | 1 | 1 | 1 | 1 | 1 | ||||
| 55％ | The 450Nl/ branch | 1 | 1 | 1 | 1 | 1 | ||||
| 58％ | The 475Nl/ branch | 1 | 1 | 1 | 1 | 1 | ||||
| 61％ | The 500Nl/ branch | 1 | 1 | 1 | 1 | 1 | ||||
| 64％ | The 525Nl/ branch | 1 | 1 | 1 | 1 | 1 | 1 | |||
| 67％ | The 550Nl/ branch | 1 | 1 | 1 | 1 | 1 | 1 | |||
| 70％ | The 575Nl/ branch | 1 | 1 | 1 | 1 | 1 | 1 | |||
| 73％ | The 600Nl/ branch | 1 | 1 | 1 | 1 | 1 | 1 |
| 76％ | The 625Nl/ branch | 1 | 1 | 1 | 1 | 1 | 1 | 1 | ||
| 79％ | The 650Nl/ branch | 1 | 1 | 1 | 1 | 1 | 1 | 1 | ||
| 82％ | The 675Nl/ branch | 1 | 1 | 1 | 1 | 1 | 1 | 1 | ||
| 85％ | The 700Nl/ branch | 1 | 1 | 1 | 1 | 1 | 1 | 1 | ||
| 88％ | The 725Nl/ branch | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| 91％ | The 750Nl/ branch | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| 94％ | The 775Nl/ branch | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| 100％ | The 825Nl/ branch | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
Table: according to the logical table of embodiment control valve.
Reference numerals list
2 feedings
4 main burner assemblies and accelerating jet assembly
6 relay nozzle assemblies
8 draw jet assemblies
12 main burners
13 main burners
14 main burners
20 main burners
21 relay nozzles
22 relay nozzles
23 relay nozzles
30 relay nozzles
31 draw jet
32 draw jet
33 valves
34
1-34
9Throttling arrangement
H
1-H
nMain switch element
S
1-S
mThe relay switch element
D
1-D
KThe stretching switch element
T
1The switch-dividing element
T
2The switch-dividing element
T
3The switch-dividing element
T
4The switch-dividing element
T
5The switch-dividing element
T
6The switch-dividing element
T
7The switch-dividing element
T
8The switch-dividing element
T
9The switch-dividing element
Claims (9)
1. jet loom, it has one or more weft insertion systems and a pneumatic pressure source, and one or more main burner (12,13,14,20), in this main burner, weft yarn is supplied by a kind of blowing media and is quickened, described jet loom also has at least one and is used for to described main burner (12,13,14,20) main switch element (H of loading Pneumatic pressure
1-H
n),
It is characterized in that:
Described at least one main switch element (H
1-H
n) comprise at least four optionally connected logical switch-dividing element (T
1-T
9), these at least four switch-dividing elements provide specific separately winding-up mass flow respectively, therefore by make described each switch-dividing element (T adjustablely
1-T
9) addition, described winding-up mass flow is regulated on echelon ground.
2. jet loom as claimed in claim 1 is characterized in that: this jet loom has and is loaded with described at least one main switch element (H
1-H
n) the relay nozzle (21,22,23,30) of blowing media.
3. jet loom as claimed in claim 1 or 2 is characterized in that: this jet loom has and is loaded with described at least one main switch element (H
1-H
n) the draw jet (31,32) of blowing media.
4. jet loom as claimed in claim 1 or 2 is characterized in that: described each switch-dividing element (T
1-T
9) different winding-up mass flows is provided respectively.
5. jet loom as claimed in claim 4 is characterized in that: described each switch-dividing element (T
1-T
9) have a valve (33) respectively.
6. jet loom as claimed in claim 4 is characterized in that: described each switch-dividing element (T
1-T
9) have a throttling arrangement (34 respectively
1-34
9).
7. jet loom as claimed in claim 4 is characterized in that: this jet loom has one and has switching logic meter apparatus and/or calculation element, is used for controlling automatically described switch-dividing element (T
1-T
9) control or conditioning equipment.
8. jet loom as claimed in claim 7 is characterized in that: this jet loom has the device that is used for the comparison wefting insertion time and/or arrives angle, and wherein, described control or conditioning equipment are arranged to can be by selecting to open or close separate elements (T
1-T
9) realize the adjusting of wefting insertion time.
9. jet loom as claimed in claim 5 is characterized in that, described valve (33) is 2/2 valve.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH436/06 | 2006-03-21 | ||
| CH4362006 | 2006-03-21 | ||
| PCT/CH2007/000010 WO2007107019A1 (en) | 2006-03-21 | 2007-01-09 | Jet-weaving machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101405445A CN101405445A (en) | 2009-04-08 |
| CN101405445B true CN101405445B (en) | 2010-12-01 |
Family
ID=36687998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007800100737A Expired - Fee Related CN101405445B (en) | 2006-03-21 | 2007-01-09 | Jet-weaving machine |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP2004894B1 (en) |
| CN (1) | CN101405445B (en) |
| AT (1) | ATE453003T1 (en) |
| BR (1) | BRPI0708961A2 (en) |
| DE (1) | DE502007002417D1 (en) |
| ES (1) | ES2334720T3 (en) |
| TW (1) | TWI367270B (en) |
| WO (1) | WO2007107019A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102618996B (en) * | 2012-04-20 | 2014-08-27 | 山东日发纺织机械有限公司 | Special yarn count drawing and spraying control device of air-jet loom |
| DE102012208158B3 (en) * | 2012-05-15 | 2013-09-05 | Lindauer Dornier Gmbh | Air jet loom with a device for compressed air supply |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0279222A1 (en) * | 1987-01-26 | 1988-08-24 | Vilminore Officine Meccaniche S.P.A. | Device for the automatic control of the weft yarn feed in air looms |
| CN1158654A (en) * | 1994-09-16 | 1997-09-03 | 皮克诺尔公司 | Throttle valve for compressed air or similar mediums and the use thereof in an air jet loom |
| JP2894465B2 (en) * | 1992-04-07 | 1999-05-24 | 孝司 吉田 | Injection method and system in a dual nozzle air jet room |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3300934A1 (en) * | 1982-01-18 | 1983-07-21 | Rueti Te Strake Bv | Process for inserting various weft yarns of differing yarn nature into the shed of a jet-weaving machine and jet-weaving machine for carrying out the process |
| DE4012616A1 (en) * | 1990-04-20 | 1991-10-24 | Dornier Gmbh Lindauer | METHOD FOR CONTROLLING THE WIFE ENTRY ON AIR JET WEAVING MACHINES |
| DE10124290C1 (en) * | 2001-05-17 | 2003-01-23 | Dornier Gmbh Lindauer | Jet weaving machine, in particular air jet weaving machine with a weft insertion system |
-
2007
- 2007-01-09 DE DE502007002417T patent/DE502007002417D1/en active Active
- 2007-01-09 ES ES07700108T patent/ES2334720T3/en active Active
- 2007-01-09 BR BRPI0708961-9A patent/BRPI0708961A2/en not_active Application Discontinuation
- 2007-01-09 CN CN2007800100737A patent/CN101405445B/en not_active Expired - Fee Related
- 2007-01-09 EP EP07700108A patent/EP2004894B1/en not_active Not-in-force
- 2007-01-09 WO PCT/CH2007/000010 patent/WO2007107019A1/en active Application Filing
- 2007-01-09 AT AT07700108T patent/ATE453003T1/en active
- 2007-01-12 TW TW096101175A patent/TWI367270B/en not_active IP Right Cessation
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0279222A1 (en) * | 1987-01-26 | 1988-08-24 | Vilminore Officine Meccaniche S.P.A. | Device for the automatic control of the weft yarn feed in air looms |
| JP2894465B2 (en) * | 1992-04-07 | 1999-05-24 | 孝司 吉田 | Injection method and system in a dual nozzle air jet room |
| CN1158654A (en) * | 1994-09-16 | 1997-09-03 | 皮克诺尔公司 | Throttle valve for compressed air or similar mediums and the use thereof in an air jet loom |
Non-Patent Citations (1)
| Title |
|---|
| JP特许第2894465号B2 1999.03.05 |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI367270B (en) | 2012-07-01 |
| EP2004894B1 (en) | 2009-12-23 |
| CN101405445A (en) | 2009-04-08 |
| TW200736431A (en) | 2007-10-01 |
| EP2004894A1 (en) | 2008-12-24 |
| ATE453003T1 (en) | 2010-01-15 |
| BRPI0708961A2 (en) | 2011-06-28 |
| WO2007107019A1 (en) | 2007-09-27 |
| ES2334720T3 (en) | 2010-03-15 |
| DE502007002417D1 (en) | 2010-02-04 |
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