CN106866001B - Rock wool four-roller centrifuge liquid-gas mixing center glue spraying device and glue spraying method - Google Patents
Rock wool four-roller centrifuge liquid-gas mixing center glue spraying device and glue spraying method Download PDFInfo
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- CN106866001B CN106866001B CN201710201904.4A CN201710201904A CN106866001B CN 106866001 B CN106866001 B CN 106866001B CN 201710201904 A CN201710201904 A CN 201710201904A CN 106866001 B CN106866001 B CN 106866001B
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- glue
- main shaft
- rock wool
- cooling water
- roller
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
- C03C25/10—Coating
- C03C25/12—General methods of coating; Devices therefor
- C03C25/14—Spraying
Abstract
The invention relates to a liquid-gas mixing center glue spraying device of a rock wool four-roller centrifugal machine, which comprises a center spray head and a main shaft, wherein the main shaft is rotatably connected in a main shaft supporting part, the inside of the main shaft is divided into a cooling water channel and a glue channel through a center rubber pipe, the cooling channel is communicated with a centrifugal roller fixed on the outer side of the main shaft, the glue channel is communicated with a center glue spraying cap fixed below the main shaft, the center spray head is arranged above the main shaft, the center spray head comprises a tailstock, the lower end of the tailstock is sequentially fixed with an inner pipe, a middle sleeve and an outer sleeve from inside to outside, the lower end of the inner pipe is connected with the inner spray head, the lower ends of the middle sleeve and the outer sleeve are connected with the outer spray head, the outer spray head is provided with a circle of water spraying holes, the tailstock is provided with a glue inlet and a compressed air inlet, the outside of the outer sleeve is connected with a cooling water inlet, the liquid-gas mixing center glue spraying device of the rock wool four-roller centrifugal machine and the glue spraying method can reduce the granularity of the glue, the glue atomization is more sufficient, the qualification rate of rock wool products is improved, the using amount of the glue is reduced, and the production cost is saved.
Description
Technical Field
The invention relates to a rock wool production device, in particular to a rock wool four-roller centrifugal machine liquid-gas mixing center glue spraying device and a glue spraying method.
Background
While a four-roller centrifugal machine of fiber forming equipment in rock wool production forms fibers, glue needs to be uniformly sprayed on cotton fibers, so that various rock wool products can be produced in the following process; the existing four-roller centrifuge center glue spraying technology only depends on the action of centrifugal force to realize glue atomization, so that the glue atomization granularity is large, the uniformity of combination of cotton fibers and glue is poor, more glue is wasted, the quality of rock wool products is influenced, and the production cost of the rock wool products is increased; in the glue supply mode, the existing four-roller centrifuge center glue spraying technology adopts a contact type glue supply mode, and because a contact sealing surface exists between a fixed glue supply pipe and a high-speed rotating main shaft, a sealing device is easily damaged.
Disclosure of Invention
The applicant carries out research and improvement aiming at the defects and provides a rock wool four-roller centrifuge liquid-gas mixing center glue spraying device and a glue spraying method.
The technical scheme adopted by the invention is as follows:
the utility model provides a four roller centrifuge liquid-gas mixing center of rock wool spouts mucilage binding and puts, includes central shower nozzle and main shaft, the main shaft rotates to be connected in main shaft supporting part, divide into cooling water passageway and glue passageway through central rubber tube in the main shaft, cooling channel and the centrifugal roller intercommunication of fixing in the main shaft outside, glue passageway spouts gluey cap intercommunication with the fixed center in main shaft below, central shower nozzle sets up in the main shaft top, central shower nozzle includes the tailstock, and the tailstock lower extreme is from inside to outside fixed inner tube, well sleeve pipe and outer tube in proper order, and the shower nozzle is connected to the inner tube lower extreme, and outer shower nozzle is connected to well sleeve pipe and outer tube lower extreme, outer shower nozzle sets up the round hole for water spraying on being located well sleeve pipe and the position between the outer tube, interior, outer shower nozzle is located glue passageway top, the hole for water spraying is located cooling water passageway top, set up glue import and compressed air import on the tailstock, the glue inlet is communicated with the inside of the inner pipe, the compressed air inlet is communicated with a channel between the middle sleeve and the inner pipe, and the outer side of the outer sleeve is connected and communicated with a cooling water inlet in the outer sleeve.
As a further improvement of the above technical solution:
and a rubber pipe support is fixed between the main shaft and the central rubber pipe.
And a belt pulley is fixed on the main shaft.
The central nozzle is fixed above the main shaft supporting part through the nozzle support, and a gap is reserved between the lower end of the central nozzle and the upper end of the main shaft.
The size range of the gap is 1 mm-3 mm.
An inner pipe support is fixed between the middle sleeve and the inner pipe.
A rock wool four-roller centrifuge liquid-gas mixing center glue spraying method is specially characterized by comprising the following steps:
1) the glue valve, the compressed air valve and the cooling water valve are respectively connected through a glue inlet, a compressed air inlet and a cooling water inlet;
2) lifting the centrifugal roller to a working rotating speed;
3) cooling water is sent between an outer sleeve and a middle sleeve of a central nozzle, the cooling water is sprayed into a cooling water channel of a main shaft through a water spraying hole formed in the outer nozzle and then enters a centrifugal roller to cool the centrifugal roller, and the cooled cooling water is discharged from a water outlet in the centrifugal roller in a water mist mode;
4) the rock wool melt flow passes through a centrifugal roller rotating at a high speed to throw out rock wool fibers, so that the rock wool fiber forming operation is realized;
5) glue enters the inner pipe, compressed air enters between the middle sleeve and the inner pipe, the glue and the compressed air are mixed at the outlets of the inner nozzle and the outer nozzle, then the glue is sprayed into the glue channel of the main shaft, finally atomized glue is sprayed out through the center glue spraying cap, the atomized glue is sprayed onto the rock wool fibers, and the glue is fully contacted with the rock wool fibers, so that the resin cotton felt can be prepared.
As a further improvement of the technical scheme:
the cooling water flow range is 120-600L/H.
The pressure range of the compressed air is 4-5 kg/cm 2.
The invention has the following beneficial effects: the liquid-gas mixing center glue spraying device of the rock wool four-roller centrifuge enables compressed air to be wrapped outside glue flow and sprayed into a glue channel together with the glue flow through the center nozzle, liquid-gas is fully mixed, the granularity of the glue is reduced, the glue is more fully atomized, so that the glue and cotton fibers are more uniformly combined, the qualification rate of rock wool products is improved, the using amount of the glue is reduced, the production cost is saved, the center nozzle and a spindle rotating at a high speed are in non-contact spraying to supply the glue, and the production reliability of the glue spraying device is ensured.
Drawings
FIG. 1 is a cross-sectional view of a rock wool four-roll centrifuge liquid-gas mixing center glue spraying device provided by the invention.
Fig. 2 is a cross-sectional view of a central nozzle of a rock wool four-roller centrifugal machine liquid-gas mixing central glue spraying device provided by the invention.
In the figure: 1. a main shaft; 11. a central rubber tube; 111. supporting the rubber tube; 12. a belt pulley; 2. a central nozzle; 21. a tailstock; 211. a glue inlet; 212. a compressed air inlet; 22. an inner tube; 221. supporting the inner pipe; 23. a middle sleeve; 24. an outer sleeve; 241. a cooling water inlet; 25. an inner spray head; 26. an outer nozzle; 261. a water spray hole; 3. a centrifugal roll; 4. a main shaft support member; 5. a spray head holder; 6. and a central glue spraying cap.
Detailed Description
The following description of the embodiments of the present invention refers to the accompanying drawings.
As shown in fig. 1 and 2, the rock wool four-roller centrifuge liquid-gas mixing center glue spraying device of the embodiment includes a center nozzle 2 and a main shaft 1, the main shaft 1 is rotatably connected in a main shaft supporting part 4, a belt pulley 12 is fixed on the main shaft 1, the main shaft 1 can be driven to rotate by a motor cooperating with a belt and the belt pulley 12, the main shaft 1 is divided into a cooling water channel and a glue channel by a center rubber tube 11, a rubber tube support 111 is fixed between the main shaft 1 and the center rubber tube 11, the cooling channel is communicated with a centrifugal roller 3 fixed outside the main shaft 1, the lower end of the cooling water channel is sealed by a cooling water isolation cap, the glue channel is communicated with a center glue spraying cap 6 fixed below the main shaft 1, the center nozzle 2 is fixed above the main shaft supporting part 4 by a nozzle support 5, and a gap is left between the lower end of the center nozzle 2 and the upper end of the main shaft 1, the width of the gap is 1mm, the central nozzle 2 comprises a tailstock 21, an inner tube 22, a middle sleeve 23 and an outer sleeve 24 are sequentially fixed at the lower end of the tailstock 21 from inside to outside, an inner tube support 221 is fixed between the middle sleeve 23 and the inner tube 22, the lower end of the inner tube 22 is connected with the inner nozzle 25, the lower ends of the middle sleeve 23 and the outer sleeve 24 are connected with the outer nozzle 26, a circle of water spraying holes 261 are formed in the position, between the middle sleeve 23 and the outer sleeve 24, of the outer nozzle 26, the inner nozzle 25 and the outer nozzle 26 are located above a glue channel, the water spraying holes 261 are located above a cooling water channel, a glue inlet 211 and a compressed air inlet 212 are formed in the tailstock 21, the glue inlet 211 is communicated with the inside of the inner tube 22, the compressed air inlet 212 is communicated with the channel between the middle sleeve 23 and the inner tube 22, and the outside of the outer sleeve 24 is connected with the cooling water inlet 241 in the outer sleeve 24.
The welding method of the central nozzle comprises the following steps:
1) firstly, inserting the inner tube 22 on a central connecting seat at the center of the tailstock 21, welding, connecting and fixing, inserting one end of an inner spray head 25 into the other end of the inner tube 22, welding and fixing on the inner tube 22, and finally welding an inner tube support 221 on the outer side of the inner tube 22;
2) one end of the middle sleeve is inserted into a welding table arranged on the tailstock 21 and is welded and fixed on the welding table, and one end of the outer spray head 26 is inserted into the other end of the middle sleeve 23 and is welded and fixed on the middle sleeve 23.
5) And sleeving the outer sleeve 24 from one side of the tailstock 21, welding one end of the outer sleeve on the outer ring of the outer spray head 26, and welding the other end of the outer sleeve on the outer side of a welding table of the tailstock 21 to finish the welding of the central spray head.
The rock wool four-roller centrifuge liquid-gas mixing center glue spraying device comprises the following steps:
1) a glue inlet 211 and a compressed air inlet 212 are arranged on the tailstock 21 and are connected with a glue valve and a compressed air valve, and a cooling water inlet 241 on the outer sleeve 24 is connected with a cooling water valve;
2) the starting motor is matched with a belt and a belt pulley to drive the main shaft 1 and the centrifugal roller 3 to rotate, and the centrifugal roller 3 is lifted to the working rotating speed of 7000 r/min;
3) opening a cooling water valve, controlling the flow rate of cooling water to be 120L/H, sending the cooling water to a position between an outer sleeve 24 and a middle sleeve 23 of a central spray head 2, spraying the cooling water into a cooling water channel of a main shaft 1 through a water spraying hole 261 formed in an outer spray head 26, then entering a centrifugal roller 3, cooling the centrifugal roller 3, and discharging the cooled cooling water from a water discharge port of the centrifugal roller 3 in a water mist mode;
4) guiding the rock wool melt stream into a centrifugal roller 3, throwing out rock wool fibers through the centrifugal roller 3 rotating at a high speed, and performing rock wool fiber forming operation;
5) opening a glue valve and a compressed air valve, and giving the glue spraying amount according to the yield of the formed fiber, wherein the maximum glue spraying amount is 600L/H, and the air pressure is controlled at 4kg/cm 2 And on the left and right sides, glue enters the inner pipe 22, compressed air enters between the middle sleeve 23 and the inner pipe 22, the glue and the compressed air are mixed at the outlets of the inner spray head 25 and the outer spray head 26 and then sprayed into a glue channel of the main shaft 1, and finally, the center glue spraying cap 6 sprays mist glue which is sprayed to the rock wool fibers to prepare the resin cotton felt.
The foregoing description is illustrative of the present invention and is not to be construed as limiting thereof, the scope of the invention being defined by the appended claims, which may be modified in any manner without departing from the basic structure thereof.
Claims (6)
1. The utility model provides a four roller centrifuge liquid-gas mixing center of rock wool spouts mucilage binding and puts, includes central shower nozzle (2) and main shaft (1), main shaft (1) is rotated and is connected in main shaft supporting part (4), divide into cooling water passageway and glue passageway through central rubber tube (11) in main shaft (1), the cooling water passageway communicates with centrifugal roller (3) of fixing in the main shaft (1) outside, glue passageway spouts gluey cap (6) intercommunication, its characterized in that with the fixed center in main shaft (1) below: the center sprayer (2) is arranged above the main shaft (1), the center sprayer (2) comprises a tailstock (21), the lower end of the tailstock (21) sequentially fixes an inner pipe (22), a middle sleeve (23) and an outer sleeve (24) from inside to outside, the lower end of the inner pipe (22) is connected with an inner sprayer (25), the lower ends of the middle sleeve (23) and the outer sleeve (24) are connected with an outer sprayer (26), the outer sprayer (26) is positioned between the middle sleeve (23) and the outer sleeve (24) and is provided with a circle of water spraying holes (261), the inner sprayer and the outer sprayer (25, 26) are positioned above a glue channel, the water spraying holes (261) are positioned above a cooling water channel, the tailstock (21) is provided with a glue inlet (211) and a compressed air inlet (212), the glue inlet (211) is communicated with the inner pipe (22) inside, the compressed air inlet (212) is communicated with a channel between the middle sleeve (23) and the inner pipe (22), the outer side of the outer sleeve (24) is connected and communicated with a cooling water inlet (241) in the outer sleeve (24);
the central nozzle (2) is fixed above the main shaft supporting part (4) through the nozzle support (5), a gap is reserved between the lower end of the central nozzle (2) and the upper end of the main shaft (1), the size range of the gap is 1-3 mm, and the rubber pipe support (111) is fixed between the main shaft (1) and the central rubber pipe (11).
2. The rock wool four-roller centrifuge liquid-gas mixing center glue spraying device of claim 1, characterized in that: a belt pulley (12) is fixed on the main shaft (1).
3. The rock wool four-roller centrifuge liquid-gas mixing center glue spraying device of claim 1, characterized in that: an inner pipe support (221) is fixed between the middle sleeve (23) and the inner pipe (22).
4. The glue spraying method of the rock wool four-roller centrifugal machine liquid-gas mixing center glue spraying device according to claim 1 is characterized by comprising the following steps of:
1) the glue valve, the compressed air valve and the cooling water valve are respectively connected through a glue inlet (211), a compressed air inlet (212) and a cooling water inlet (241);
2) a belt and a belt pulley (12) are driven by a motor to drive a main shaft (1) and a centrifugal roller (3) to rotate, and the centrifugal roller (3) is lifted to a working rotating speed;
3) opening a cooling water valve, sending cooling water between an outer sleeve (24) and a middle sleeve (23) of a central nozzle (2), spraying the cooling water into a cooling water channel of a main shaft (1) through a water spraying hole (261) formed in an outer nozzle (26), then entering a centrifugal roller (3) to cool the centrifugal roller (3), and discharging the cooled cooling water from a water outlet in the centrifugal roller (3) in a water mist mode;
4) guiding the rock wool melt stream into a centrifugal roller (3), and throwing out rock wool fibers by the rock wool melt stream through the centrifugal roller (3) rotating at a high speed to realize the fiber forming operation of rock wool;
5) and simultaneously, a glue valve and a compressed air valve are opened, glue enters the inner pipe (22), compressed air enters between the middle sleeve (23) and the inner pipe (22), the glue and the compressed air are mixed at the outlets of the inner and outer spray heads (25 and 26), then are sprayed into a glue channel of the main shaft (1), and finally are sprayed out of the atomized glue through the center glue spraying cap (6), the atomized glue is sprayed onto rock wool fibers, and the glue is fully contacted with the rock wool fibers to form the resin cotton felt.
5. The rock wool four-roller centrifugal machine liquid-gas mixing center glue spraying method according to claim 4, characterized in that: the cooling water flow range is 120-600L/H.
6. The rock wool four-roller centrifugal machine liquid-gas mixing center glue spraying method according to claim 4, characterized in that: the pressure range of the compressed air is 4-5 kg/cm 2 。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710201904.4A CN106866001B (en) | 2017-03-30 | 2017-03-30 | Rock wool four-roller centrifuge liquid-gas mixing center glue spraying device and glue spraying method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710201904.4A CN106866001B (en) | 2017-03-30 | 2017-03-30 | Rock wool four-roller centrifuge liquid-gas mixing center glue spraying device and glue spraying method |
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| CN106866001A CN106866001A (en) | 2017-06-20 |
| CN106866001B true CN106866001B (en) | 2022-09-13 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108840580A (en) * | 2018-06-07 | 2018-11-20 | 苏州宏久航空防热材料科技有限公司 | A kind of intelligence centrifuge center glue spraying Internet of things system |
| CN109457308B (en) * | 2018-12-05 | 2023-12-29 | 北京宇航高科新材料有限公司 | Center glue spraying structure of centrifugal fiber spinning machine |
| CN113735431A (en) * | 2021-09-30 | 2021-12-03 | 常州市卓赢机械有限公司 | Multipurpose rock wool fiber forming high-speed centrifugal machine |
| CN113735434A (en) * | 2021-09-30 | 2021-12-03 | 常州市卓赢机械有限公司 | Rock wool fiber-forming centrifugal machine |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6547883B2 (en) * | 2001-01-31 | 2003-04-15 | Owens Corning Fiberglas Technology, Inc. | Spray coating applicator apparatus and method |
| JP3316680B1 (en) * | 2001-02-16 | 2002-08-19 | ホーコス株式会社 | Spindle device of machine tool |
| CN203295359U (en) * | 2013-06-07 | 2013-11-20 | 山东泰石节能保温材料有限公司 | Central glue spraying device of fiber forming machine |
| CN203319864U (en) * | 2013-06-19 | 2013-12-04 | 杭州三唯星机电设备有限公司 | Central glue spraying structure for centrifugal machine in production line of rock wool |
| CN103787574B (en) * | 2014-01-20 | 2015-09-30 | 泰石岩棉有限公司 | A kind of associated mode four roller whizzer produced for rock wool |
| CN205797560U (en) * | 2016-06-28 | 2016-12-14 | 宋家玮 | A kind of rock wool spraying colloid system |
| CN206680386U (en) * | 2017-03-30 | 2017-11-28 | 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） | A kind of rock wool four-roller centrifuge liquid gas mixing center glue-spraying device |
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