CN1944732B - Spraying type weaving machine - Google Patents
Spraying type weaving machine Download PDFInfo
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- CN1944732B CN1944732B CN200610139234XA CN200610139234A CN1944732B CN 1944732 B CN1944732 B CN 1944732B CN 200610139234X A CN200610139234X A CN 200610139234XA CN 200610139234 A CN200610139234 A CN 200610139234A CN 1944732 B CN1944732 B CN 1944732B
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Abstract
The present invention provides a water jet type loom, which is equipped with: a weft insertion pump for feeding the water used for the weft insertion and arranged at the side surface of outside of a loom frame of its yarn feeding side and a nozzle unit including a weft insertion nozzle arranged at almost the same height with a warp line at more warp yarn row side than the loom frame. The water-supplying tubes are arranged so that: among water supplying tubes connected to the nozzle unit from the weft insertion pump, the center of the tubular passage positioned within the presenting range of the loom frame associated at least with the width direction of the loom is positioned at the lower part of the height position of the upper surface of the loom frame. The object of the present invention is to provide a water jet type loom capable of performing weft insertion stably.
Description
Technical field
The present invention relates to spraying type weaving machine, the spraying type weaving machine of following form particularly, it has: as the picking that is used to supply with the picking water with water pump and be configured in picking water pump for the outer lateral side of the loom frame of yarn side; And be included in than above-mentioned loom frame and more be configured in and nozzle unit through the Weft insertion nozzle at the roughly the same height of position line place by the longitude yarn row side.
Background technology
As the spraying type weaving machine of above-mentioned form, record to some extent in patent documentation 1.The spraying type weaving machine of being put down in writing in this patent documentation 1 have comprise by with the picking that cam drove of the main shaft of loom rotation synchronously with water pump and be supported in the weft insertion device of the Weft insertion nozzle above the loom frame by the carriage supporting member.In addition, below water pump, disposed the tank (constant water level tank) of supplying with water such as running water.
Set water pump, make the inner flow passage that connects its suction inlet and outlet extend at above-below direction, its outlet is connected with Weft insertion nozzle by water-supply-pipe, and its suction inlet is connected with tank with other water-supply-pipe simultaneously.Therefore, water pump and loom main shaft carry out the suction and the discharge of water synchronously, by built-in spring to the water of Weft insertion nozzle force feed from the tank sucking-off, with this from Weft insertion nozzle expulsion pressure water.In addition, the height and position of Weft insertion nozzle (more strictly saying it is the height and position of central axis) is configured to and carries out picking as warp thread course (the warp thread advanced positions of the state of remaining silent) through the roughly the same height of the position line.
In the spraying type weaving machine of being put down in writing in this patent documentation 1, the water-supply-pipe that connects water pump and Weft insertion nozzle is configured to make a circulation above loom frame.The following in more detail pipe arrangement that carries out, the water-supply-pipe that extends upward from the water pump outlet surpass earlier loom frame above, above by loom frame after, descend downwards again to the Weft insertion nozzle side.In addition, though not record in patent documentation 1, in loom, above near Weft insertion nozzle the loom frame, sometimes set miscellaneous parts such as multi-arm frame, under this occasion, the water-supply-pipe that is connected with Weft insertion nozzle generally is configured to also make a circulation on this parts.
Shown in above-mentioned traditional spraying type weaving machine, when the water-supply-pipe that will be connected with Weft insertion nozzle is configured to make a circulation on loom frame or be provided on the parts above the frame, the length of this pipeline that extended, and increased the pipeline number of bends or strengthened the summation of each curved portions angle.Therefore, thereupon, because of the pipeline length that extended has increased the pipe resistance of pipeline to the press water supplied with to Weft insertion nozzle from water pump, and because of having strengthened the summation of pipeline number of bends or angle of bend, the current that flow in the pipeline produce disorderly.Consequently, reduced from the convergence of the injection water of Weft insertion nozzle injection, become the state of easy diffusion, generation can not be stablized the problem of picking.Therefore, the water-supply-pipe that is connected with Weft insertion nozzle of traditional spraying type weaving machine is configured as the stability that impairs picking, the main cause that makes the picking decreased performance.
Flat 7-No. 331560 bulletins of [patent documentation 1] Japan's publication
Summary of the invention
Therefore, the object of the present invention is to provide a kind of spraying type weaving machine that can stablize picking.
According to above-mentioned problem, spraying type weaving machine of the present invention is used to supply with the picking water and picking water pump that be configured in the outer lateral side of the loom frame that supplies the yarn side to possess, and be included in than above-mentioned loom frame more by the longitude yarn row side be configured in this form of nozzle unit of carrying out the Weft insertion nozzle of picking through the position line roughly the same height place be prerequisite, it is characterized in that above-mentioned water-supply-pipe is configured to: connect in the middle of the water-supply-pipe of nozzle unit with water pump from picking, at least on the loom width, be positioned at the pipeline that there is the part of scope in loom frame be centered close to more lean on than the height and position above the loom frame below.
And, as described later, the top integral body that is not meant above the frame of alleged in the present invention loom frame, but on about fore-and-aft direction in frame the rack section in the scope between the back edge of the rearmost end of nozzle unit and picking water pump, be this be positioned in above part the extreme higher position above and account for this part above most part.In addition, alleged fore-and-aft direction is meant the bearing of trend (direct of travel) of expression warp thread in this specification, sees that from fell the side of weaving cotton cloth is after preceding, longitude yarn row side is.
In addition, alleged in the present invention being disposed at Weft insertion nozzle through position line equal height place is meant that in more detail the height and position of central axis of Weft insertion nozzle is with identical through the height and position of the position line, but in fact, reason owing to mechanical structure, be difficult to make both strictly consistent, so also comprise the occasion that is not strict identical height, the height and position that also comprises both is different but can or not weave the occasion of bringing obstacle to picking.
In spraying type weaving machine of the present invention, best above-mentioned water-supply-pipe is configured to: in the middle of the above-mentioned water-supply-pipe at least at the pipeline center of the part in there is scope in loom frame on the loom width in the fore-and-aft direction of the loom frame zone between the back edge of the rearmost end of nozzle unit and water pump.
In addition, in spraying type weaving machine of the present invention, also above-mentioned water-supply-pipe can be configured to: its all parts are positioned at than the height and position above the above-mentioned frame more leans on the below, and the height and position that also can be configured to the pipeline center of its all parts in addition is positioned at through the height and position of the position line or below it.
And, in the present invention, on loom frame, below more leaning on than height and position above above-mentioned, the through hole that formation connects from the outer lateral side of loom frame to inner side surface, configuration originates in the water-supply-pipe of water pump, makes its inside of passing through this through hole arrive nozzle unit.
Effect of the present invention below is described
Spraying type weaving machine according to the invention described above, can be configured to connecting the water-supply-pipe of picking with water pump and nozzle unit, compared with make its configuration of making a circulation above loom frame in the past, and can make the path of short pipeline of the link of its outlet by more approaching to connect water pump and nozzle unit.Therefore, compare, can shorten the pipeline length of the water-supply-pipe that is connected with nozzle unit, can prevent the increase of the resistance of the press water that pipeline subtend Weft insertion nozzle is supplied with traditional pipeline.And,, then can reduce the elastic force of the employed spring of water pump, so can alleviate the load that puts on the water pump if can reduce the pipe resistance of water-supply-pipe.
In addition, in the present invention, better is that water-supply-pipe is configured to: the height and position at the pipeline center of all parts of water-supply-pipe is positioned at above-mentioned through the height and position of the position line or below it.This be because, usually for the Weft insertion nozzle that will carry out picking be configured in through the identical height place of the position line, the pipeline center that is configured to the part of water-supply-pipe at pipeline is in than when the also high position of the position line, and the summation of pipeline number of bends or angle of bend is identical substantially with traditional pipeline sometimes.To this, the height and position at the pipeline center by water-supply-pipe being configured to its all parts is positioned at above-mentioned through the height of the position line or below it, compare the summation that can reduce hydraulic pipeline number of bends or angle of bend with conventional tube, can prevent the current disorder in pipeline.
But, even the summation of pipeline number of bends or angle of bend is with roughly the same in the past, according to the present invention, as mentioned above, because the pipeline length that can shorten water-supply-pipe compared with the past, so can obtain the so-called effect that can prevent pipeline to the resistance increase of the press water of supply Weft insertion nozzle.Therefore, in the present invention, the water-supply-pipe that is connected with Weft insertion nozzle can be configured to also not be that its all pipeline center all must be positioned at below the height and position of the position line.
In addition, according to the present invention, also can obtain to prevent effectively the effect of the early damage etc. of water-supply-pipe.Be each device of possessing of loom because of the influence of loom body vibration, on-stream himself also always in vibration.When as the length of in the past water-supply-pipe when longer, the vibration of water-supply-pipe self is bigger, so influenced by it or the current in the pipeline are produced harmful effect, or is easy to generate the breakage of water-supply-pipe self.To this, according to the present invention, owing to can shorten the pipeline length of water-supply-pipe, so also can obtain effectively to prevent the effect of the problems referred to above.
Description of drawings
Fig. 1 is the stereogram of expression one embodiment of the invention.
Fig. 2 is the front view of the major part of expression one embodiment of the invention.
Fig. 3 is a part of side sectional view of the major part of expression one embodiment of the invention.
Fig. 4 is the vertical view of the major part of expression one embodiment of the invention.
Fig. 5 is the stereogram of expression other embodiments of the invention.
Among the figure:
10-frame (loom frame), above 10a-frame, the outer lateral side of 10b-frame, the inner side surface of 10c-frame, 12-through hole, 18-recess, 20-nozzle unit, 21-water-supply-pipe, 22-constant water level tank, 23-water-supply-pipe, 24-water pump (picking water pump), 24a-pump sump mouth, 24b-water pump water discharge outlet, the back edge of 24c-water pump, 26-as the Weft insertion nozzle of a nozzle unit part, 27-as the nozzle carrier of a nozzle unit part, the link of 27a-be connected with water-supply-pipe, T-warp thread, WL-through the position line.
The specific embodiment
Below, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
Shown in Fig. 1～4 is bright one embodiment of the present of invention, the sketch of having represented to be fit to the frame 10 that supplies the yarn side of spraying type weaving machine of the present invention and be attached to the weft insertion device on the frame 10 in Fig. 1.
Weft insertion device comprises constant water level tank 22, picking water pump 24 and the nozzle unit 20 of supply from the water of not shown watering.Constant water level tank 22 is disposed at the side of outer lateral side (opposite with longitude yarn row (with weave cotton cloth opposite) side of frame 10) near the 10b the ground, and be connected with watering with water supply pipe 22a.
Picking itself is known pump with water pump 24, generally be that the body part 24d of water storage when sucking and being used to makes the spring (not shown) that internal piston is applied effect be in the spring cup 24e that is accommodated in the state in the water pump 24 to constitute, the position of spring cup 24e is fixed by locking nut 24f.
With regard to regard to the spraying type weaving machine that possesses the weft insertion device that constitutes by above structure, in the present embodiment, as shown in the figure, on frame 10, formed from the through hole 12 of its outer lateral side 10b side 10c perforation to the inside.This through hole 12 more leans on water pump 24 sides at the back edge than nozzle unit 20, and the height and position that is formed on than 10a above the frame 10 more leans on the below.
In addition, height and position about the top 10a of frame alleged in above-mentioned 10, the top of loom frame not necessarily all is equal height, since be attached on the frame other devices or in order to allow weft yarn to pass through, its part have highly different parts (above), the recess 16 shown in for example Fig. 1 waits.In the present invention, be not intended to the pipe arrangement of this weft insertion device, not with this pipe arrangement irrespectively local reduce height above be object, specifically, the top finger of alleged in the present invention frame: about on the fore-and-aft direction in the rearmost end of nozzle unit and picking with the rack section in the scope between the back edge of water pump, its be positioned in this rack section top the extreme higher position top, promptly account for above this rack section top most.
In addition, in the present embodiment, connect to the water-supply-pipe 21 of Weft insertion nozzle 26 inside by this through hole 12 from water pump 24 and to arrive Weft insertion nozzle 26 (Fig. 3 (a) and (b)).That is, the part that has scope that is arranged in frame 10 in the water-supply-pipe 21 not picture as Fig. 3 (a) with the top top of passing through frame 10 shown in the dotted line in the past, and water-supply-pipe 21 is configured in than the position of more leaning on the below above the frame 10.With this, water-supply-pipe 21 10a above frame 10 that need not make a circulation, compared with the past can being configured with the water discharge outlet 24b of more approaching connection water pump 24 is connected the shortest path (the hypothesis line VL of Fig. 3 (a)) of the link 27a of water-supply-pipe 21 with nozzle carrier 27 state can be shortened the length of pipeline with this.
And in illustrated example, the height and position of the pipeline center 21a of water-supply-pipe 21 all is positioned at below the height and position of the position line.Therefore, compared with the pastly can reduce the number of bends of water-supply-pipe 21 or the summation of each curved portions angle.Consequently, the convergence that has improved the injection water that sprays from Weft insertion nozzle 26 compared with the past, the front end shape of injection water always and exist in the scope at warp thread T stable, thereby can stably carry out picking.
About the formation position of through hole 12, as shown in Figure 4, between the part of the fore-and-aft direction water-supply-pipe 21 inner by it is preferably formed as to the back edge 24c of rearmost end 27a by nozzle unit 20 and water pump 24 in the scope of region R.In illustrated example, water-supply-pipe 21 is at the fore-and-aft direction of loom, its all part all is positioned at the scope of above-mentioned zone R, and the above-mentioned link 27a that is configured at nozzle unit 20 of the pipeline center 21a of the part of the inside by through hole 12 and between the rear side end of the water discharge outlet 24b of the water pump 24 of the fore-and-aft direction of frame in the scope of regional r.
Even pipeline is configured in the position also lower than the height and position of the top 10a of frame 10, if carry out big circuitous pipeline along the fore-and-aft direction of frame 10, then pipeline length is still very long.But,, generally can shorten the length of pipeline if above-mentioned pipe arrangement then can shorten along the pipeline length of the water-supply-pipe 21 of the fore-and-aft direction of frame 10.
In addition, position about the fore-and-aft direction of water-supply-pipe 21, preferably be configured to its pipeline center and all be positioned at the scope of above-mentioned zone r, but difference because of loom, certain parts has been installed on the outer lateral side 10b of frame 10 sometimes, in order to hide this parts, have to make water-supply-pipe 21 rearward to dispose pipeline round.Therefore, position about fore-and-aft direction, as long as its all or pipeline center 21a of water-supply-pipe 21 in the scope of (the pipeline center 21a of the part by through hole 12 inside at least) region R between the back edge 24c of the rearmost end 27a of nozzle unit 20 and water pump 24, more desirably be, as long as the region R between the back edge of the body part 24d of the rearmost end 27a of nozzle unit 20 and water pump 24 ' scope in.
In addition, about the formation position of through hole 12 at above-below direction, as long as be positioned at height and position than the water discharge outlet 24b of water pump 24 also by last, there is no particular limitation, preferably for example is formed at the position of the hypothesis line VL (shortest path of the water discharge outlet 24b of connection water pump 24 and the link 27a of nozzle unit 20) that comprises shown in Fig. 3 (a).But, on the inside or outer lateral side 10b of frame 10, other devices or parts (axle, gear etc.) have been disposed mostly, therefore, the formation position of through hole 12 is restricted, so, so long as in the position that can form, and get final product by the path that its inner water-supply-pipe 21 is configured to more close above-mentioned hypothesis line VL for the formation position of through hole 12 at above-below direction.
Other embodiments below are described.
In the above-described embodiments, for the pipeline center 21a that makes water-supply-pipe 21 passed through in existing below the height and position of 10a also leans on than frame 10 in the scope of frame 10, formed the through hole 12 that connects frame 10, but the present invention is not limited to this embodiment.About through hole 12, there is no need necessarily has above it, also can replace through hole 12 and formation recess 18 as shown in Figure 5.That is, in order to dispose water-supply-pipe 21 through hole is formed at the structure on the frame 10 according to the present invention, is positioned at than the top of frame and more gets final product by below and the height zone below water-supply-pipe can ground more leans on above than frame, passed through so long as have its bottom surface.
In addition, in the example of Fig. 5, be independent of with other purposes and be formed on recess 16 on the frame 10, and be formed for disposing the recess 18 of water-supply-pipe 21, but also can replace with following, promptly, the width of recess 16 than original purpose can be formed with more rearward prolonging for recess 16 is also used as the pipe arrangement of configuration water-supply-pipe 21.Additional disclosure be that the purpose that forms recess 16 is to make to draw the weft yarn that the weft storage device of the upstream side of direction draws from the weft yarn that is configured in Weft insertion nozzle 26 and do not interfere with frame 10.
In addition, in above-mentioned example, be illustrated about the spraying type weaving machine that carries out picking with a Weft insertion nozzle 26, but as the spraying type weaving machine of object of the present invention not in limit this, the present invention also is applicable to a plurality of Weft insertion nozzles and carries out spraying type weaving machine picking, that possess so-called polychrome weft insertion device.In addition, under this occasion, a plurality of Weft insertion nozzles be not limited to all be configured to through the roughly the same height of the position line, each Weft insertion nozzle can be swung move or straight line constitutes weft insertion device movably, when picking, the Weft insertion nozzle that is used for this picking be configured in through the roughly the same height and position of the position line.Be that " Weft insertion nozzle that is disposed at Yu carries out picking through position line equal height " alleged among the present invention is not limited to the nozzle that always is configured in the picking position in weaving, also comprise the nozzle that just when carrying out picking, is configured in through the picking position of position line equal height position.
And the present invention also is not limited to a water pump to one or more Weft insertion nozzle supply pressure water, also is applicable to from the spraying type weaving machine of a plurality of water pumps to a plurality of Weft insertion nozzle supply pressure water of correspondence.And, under this occasion, be not limited to a plurality of water pumps all be configured in than above the frame more by the below, also can for example two water pumps be configured in the above and below above the frame.Promptly, when using two water pumps, require to make the front and back position unanimity of water pump for common drive mechanism, in order to satisfy this requirement and to lead to the water-supply-pipe of Weft insertion nozzle and adopt above-mentioned configuration for configuration without barrier, the present invention also can be applicable to this occasion sometimes.
Even water pump is configured in when top, be located at switching valve in the water-supply-pipe pipeline of Weft insertion nozzle be located at mostly than above the frame more by the below, at this moment, water-supply-pipe become for the time being extend to than above the frame more by the below.And, if again on frame above by ground configuration water-supply-pipe, then pipeline length becomes very long, but according to the present invention, also can make pipeline length shorter under this occasion.
In addition, the present invention is not limited to above-mentioned any one embodiment, only otherwise break away from aim of the present invention, can carry out various changes.
Claims (5)
1. a spraying type weaving machine possesses: be used to supply with the picking water pump picking water, that be configured in the outer lateral side of the loom frame that supplies the yarn side; And be included in the nozzle unit that more is configured in and carries out the Weft insertion nozzle of picking than described loom frame through position line sustained height place by the longitude yarn row side, it is characterized in that,
Connecting in the middle of the water-supply-pipe of described nozzle unit with water pump from described picking in order to supply with described water to described Weft insertion nozzle, on the loom width, be positioned at least the pipeline that there is the part of scope in described loom frame be centered close to more lean on than the height and position above the described loom frame below.
2. spraying type weaving machine according to claim 1 is characterized in that,
Described water-supply-pipe is configured to: in the middle of the described water-supply-pipe, at least on the loom width at the pipeline center that there is the part in the scope in described loom frame in the fore-and-aft direction of the described loom frame zone between the back edge of the rearmost end of described nozzle unit and described water pump.
3. according to any described spraying type weaving machine in claim 1 or 2, it is characterized in that,
The top height and position that all parts of described water-supply-pipe are positioned at than described loom frame more leans on the below.
4. according to any described spraying type weaving machine in claim 1 or 2, it is characterized in that,
The height and position at the pipeline center of all parts of described water-supply-pipe is described through the height and position of the position line or below it.
5. according to any described spraying type weaving machine in claim 1 or 2, it is characterized in that,
On described loom frame, below more leaning on than this height and position above loom frame, the through hole that formation connects from the outer lateral side of described loom frame to inner side surface, configuration originates in the described water-supply-pipe of described picking with water pump, makes its inside of passing through described through hole arrive described nozzle unit.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005-293427 | 2005-10-06 | ||
| JP2005293427A JP5189731B2 (en) | 2005-10-06 | 2005-10-06 | Water jet loom |
| JP2005293427 | 2005-10-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1944732A CN1944732A (en) | 2007-04-11 |
| CN1944732B true CN1944732B (en) | 2010-12-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200610139234XA Active CN1944732B (en) | 2005-10-06 | 2006-09-20 | Spraying type weaving machine |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5189731B2 (en) |
| CN (1) | CN1944732B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101007309B1 (en) | 2008-09-02 | 2011-01-13 | 이홍묵 | Water Pressure-Adjustable Pump Body Apparatus of Water Jet Loom |
| JP2016000879A (en) * | 2014-06-12 | 2016-01-07 | 津田駒工業株式会社 | Weft insertion device of water jet type loom |
| CN109779943B (en) * | 2019-02-15 | 2020-11-13 | 青岛世纪海佳机械有限公司 | Water pump anti-moving device for water jet loom |
| JP7303059B2 (en) * | 2019-07-30 | 2023-07-04 | 津田駒工業株式会社 | Weft insertion device in water jet loom |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1368568A (en) * | 2000-12-18 | 2002-09-11 | 株式会社丰田自动织机 | Water spray device of hydraulic picking machine |
| JP2003105654A (en) * | 1995-11-10 | 2003-04-09 | Tsudakoma Corp | Posture controller of picking nozzle in liquid jet type loom |
| CN1506510A (en) * | 2002-12-10 | 2004-06-23 | 津田驹工业株式会社 | Beating-up time counting method and pick condition setting method |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49144959U (en) * | 1973-04-14 | 1974-12-13 | ||
| CH567590A5 (en) * | 1974-04-18 | 1975-10-15 | Rueti Ag Maschf | |
| JPS6039443A (en) * | 1983-08-15 | 1985-03-01 | 伊藤 晃 | Wefting nozzle of shuttleless loom |
| JPS61150880U (en) * | 1985-03-11 | 1986-09-18 | ||
| JPH03213538A (en) * | 1990-01-12 | 1991-09-18 | Asahi Chem Ind Co Ltd | Method for weaving with water jet loom and additive for fiber |
| JPH07331560A (en) * | 1994-06-07 | 1995-12-19 | Nissan Tecsys Kk | Weft-insertion preparation apparatus of water jet loom |
| JP4601035B2 (en) * | 2003-12-04 | 2010-12-22 | 津田駒工業株式会社 | Weft insertion device for water jet loom |
-
2005
- 2005-10-06 JP JP2005293427A patent/JP5189731B2/en active Active
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2006
- 2006-09-20 CN CN200610139234XA patent/CN1944732B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003105654A (en) * | 1995-11-10 | 2003-04-09 | Tsudakoma Corp | Posture controller of picking nozzle in liquid jet type loom |
| CN1368568A (en) * | 2000-12-18 | 2002-09-11 | 株式会社丰田自动织机 | Water spray device of hydraulic picking machine |
| CN1506510A (en) * | 2002-12-10 | 2004-06-23 | 津田驹工业株式会社 | Beating-up time counting method and pick condition setting method |
Non-Patent Citations (1)
| Title |
|---|
| JP特开平7-331560A 1995.12.19 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5189731B2 (en) | 2013-04-24 |
| CN1944732A (en) | 2007-04-11 |
| JP2007100258A (en) | 2007-04-19 |
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