CN103692569A - Polyurethane raw material mixing and stirring barrel device - Google Patents
Polyurethane raw material mixing and stirring barrel device Download PDFInfo
- Publication number
- CN103692569A CN103692569A CN201310637201.8A CN201310637201A CN103692569A CN 103692569 A CN103692569 A CN 103692569A CN 201310637201 A CN201310637201 A CN 201310637201A CN 103692569 A CN103692569 A CN 103692569A
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- stirring
- ladle body
- agitator
- barrel
- urethane raw
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- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a polyurethane raw material mixing and stirring barrel device. The polyurethane raw material mixing and stirring barrel device comprises a stirring barrel, wherein the stirring barrel comprises a barrel body, a head plate provided with a feed opening is arranged on the top of the barrel body, a bottom plate is arranged on the bottom of the barrel body, a stirring shaft provided with a stirring impeller is arranged in the barrel body, the upper end of the stirring shaft is stretched out from the head plate of the stirring barrel and is driven by a stirring driving device installed on a mounting frame, a screen layer is arranged on the inner side of the barrel body and comprises two layers of screens, porous cotton is filled between the two layers of screens, a vacuumizing opening is formed in the barrel body, the vacuumizing opening is communicated with a vacuum pump, and the vacuum pump can be used for vacuumizing a gap between the barrel body and the two layers of screens. The polyurethane raw material mixing and stirring barrel device disclosed by the invention has the advantages that under the action of negative pressure, a plastic film is spread in the stirring barrel smoothly and flatly, so that the residual polyurethane raw material in the plastic film is greatly reduced, the utilization rate of the polyurethane raw material is increased, and meanwhile, the stirring impeller can be effectively prevented from damaging the plastic film, so taht the plastic film can be utilized for multiple times at the same time.
Description
Technical field
The present invention relates to high-pressure polyurethane foaming production equipment technical field, be specifically related to the mix and blend barrel of urethane raw.
Background technology
When producing vehicle noise insulation pad foam element, needing first urethane raw mainly to be comprised---isocyanates, PPG, graphite, additive, join in polyurethane mix and blend bucket and stir.The structure of the mix and blend barrel of traditional urethane raw comprises: be arranged on the agitator on installing rack, agitator comprises: ladle body, the top of ladle body is the top board with charging aperture, the bottom of ladle body is base plate, between base plate and ladle body, can folding be connected, in ladle body, be provided with the shaft of lower end band agitator arm, the upper end of shaft is stretched out the top board of agitator and is driven by the mixer drive being arranged on installing rack, and under the driving of mixer drive, shaft can drive the agitator arm on it to rotate.For guaranteeing agitator cleaning inside and making full use of for assurance urethane raw, in agitator, add before urethane raw, need on the ladle body inwall of agitator, lay one deck plastic film, and then add urethane raw to stir, stir the urethane raw finish in rear plastic film and all inject and in foam box, carry out foam production.But when plastic film is laid, easily form fold, urethane raw can remain in fold, thereby cannot really make full use of urethane raw, in the time of also can causing in addition agitator arm to stir, damages plastic film, causes plastic film repeatedly to reuse.
Summary of the invention
The object of the invention is: provide a kind of and can guarantee that plastic film is smooth, lay glossily, effectively prevent that plastic film from producing fold, thereby make the mix and blend barrel of the urethane raw that urethane raw is really fully used.
For achieving the above object, the technical solution used in the present invention is: the mix and blend barrel of urethane raw, comprise: be arranged on the agitator on installing rack, agitator comprises: ladle body, the top of ladle body is the top board with charging aperture, the bottom of ladle body is base plate, between base plate and ladle body, can folding be connected, in ladle body, be provided with the shaft of lower end band agitator arm, the top board of agitator is stretched out in the upper end of shaft, and driven by the mixer drive being arranged on installing rack, under the driving of mixer drive, shaft can drive the agitator arm on it to rotate, the inner side of ladle body is provided with web plate layer, described web plate layer comprises two-layer web plate, between two-layer web plate, be filled with porous cotton, on ladle body, offer vacuum orifice, vacuum orifice is connected with vavuum pump, vavuum pump can vacuumize the gap between ladle body and web plate layer.
Further, the mix and blend barrel of aforesaid urethane raw, wherein, the structure of described agitator arm comprises: the impeller body that is provided with some wheel blades, bottom outside at wheel blade is fixedly installed stirring annulus, and the bottom of stirring annulus is radially provided with some stirring projections, and the width that stirs annulus is 1/3～1/2 of wheel blade length, stir the width of projection for stirring 1/5～1/8 of annulus width, the height that stirs projection is 30～50mm.
Further, the mix and blend barrel of aforesaid urethane raw, wherein, the bottom of stirring annulus is radially provided with nine and stirs projection, stirs the protruding bottom of stirring annulus that is evenly arranged in soon.
Further, the mix and blend barrel of aforesaid urethane raw, wherein, is evenly provided with three wheel blades on impeller body.
Further, the mix and blend barrel of aforesaid urethane raw, wherein, the structure of mixer drive comprises: supporting sleeve, between the lower end part of supporting sleeve and the top board of agitator, seal welding is fixed, in supporting sleeve, be provided with bearing block, the top of supporting sleeve is fixedly connected on installing rack, stirring motor is fixedly mounted on the installing rack of supporting sleeve top, and the upper end of shaft protrudes upward the top board of agitator and is fixedly connected with the output shaft of stirring motor from the bearing block of supporting sleeve.
Further, the mix and blend barrel of aforesaid urethane raw, wherein, on ladle body and web plate layer, be provided with can folding charging basket door.
Advantage of the present invention is: by the inner chamber to agitator, vacuumize, make the plastic film in agitator smooth, thereby greatly reduced residual in plastic film of urethane raw, really make urethane raw reach maximum utilization rate, also can effectively guarantee when agitator arm stirs can not damage plastic film simultaneously, plastic film can repeatedly be reused, reduced the production cost of vehicle noise insulation pad foam element.
Accompanying drawing explanation
Fig. 1 is the structural representation of the mix and blend barrel of urethane raw of the present invention.
Fig. 2 is the cross-sectional view of A-A direction in Fig. 1.
Fig. 3 is the structural representation of agitator arm in Fig. 1.
Fig. 4 is the structural representation that in Fig. 3, agitator arm is looked up direction.
The specific embodiment
Below in conjunction with accompanying drawing and preferred embodiment, the present invention is described in further detail.
As Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4, the mix and blend barrel of urethane raw, comprise: be arranged on the agitator 2 on installing rack 1, agitator 2 comprises: ladle body 3, the top of ladle body 3 is the top board 4 with charging aperture, the bottom of ladle body 3 is base plate 5, between base plate 5 and ladle body 3, can folding be connected, in ladle body 3, be provided with the shaft 7 of lower end band agitator arm 6, the top board 4 of agitator 2 is stretched out in the upper end of shaft 7, and driven by the mixer drive being arranged on installing rack 1, under the driving of mixer drive, shaft 7 can drive the agitator arm 6 on it to rotate, the inner side of ladle body 3 is provided with web plate layer, described web plate layer comprises two-layer web plate 8, between two-layer web plate 8, be filled with porous cotton, on ladle body 3, offer vacuum orifice 31, vacuum orifice 31 is connected with vavuum pump 10, vavuum pump 10 can vacuumize the gap between ladle body 3 and web plate layer.In the present embodiment, the structure of agitator arm 6 comprises: the impeller body 12 that is evenly provided with three wheel blades 11, impeller body 12 is fixedly connected with shaft 7, bottom outside at wheel blade 11 is fixedly installed stirring annulus 13, the bottom of stirring annulus 13 is radially provided with nine and stirs projection 14, stir protruding fast 14 and be evenly arranged in the bottom of stirring annulus 13, the width that stirs annulus 13 is 1/3～1/2 of wheel blade 11 length, stir the width of projection 14 for stirring 1/5～1/8 of annulus 13 width, the height that stirs projection 14 is 30～50mm.In the present embodiment, the structure of mixer drive comprises: supporting sleeve 15, between the top board 4 of the lower end part of supporting sleeve 15 and agitator 2, seal welding is fixed, in supporting sleeve 15, be provided with bearing block 16, the top of supporting sleeve 15 is fixedly connected on installing rack 1, stirring motor 17 is fixedly mounted on the installing rack 1 of supporting sleeve 15 tops, and the upper end of shaft 7 protrudes upward the top board 4 of agitator 2 and is fixedly connected with the output shaft of stirring motor 17 from the bearing block 16 of supporting sleeve 15.In addition, for convenient-laying plastic film, in the present embodiment, on ladle body 3 and web plate layer, be provided with can folding charging basket door 18.
Operation principle of the present invention is as follows: first open charging basket door 18, after plastic film being laid on the inwall of web plate layer of ladle body 3 inner sides, close charging barrel door, by the gap between 31 pairs of ladle bodies 3 of vavuum pump and web plate layer, vacuumize, in the process vacuumizing, that plastic film is subject to is smooth after the effect of negative pressure, be entirely laid on the inwall of web plate layer, and then add urethane raw in agitator 2, then start stirring motor 17, make shaft 7 drive agitator arm 6 not stop to stir, the centrifugal force that the wheel blade 11 of agitator arm 6 produces while rotating tangentially arranges urethane raw rapidly to surrounding, rising is hampered after the inwall of liquid urethane raw arrival web plate layer, the liquid urethane raw of wheel blade 11 tops is constantly from upper covering wheel blade 11, and below wheel blade 11 nine stir protruding fast 14 and constantly drive the urethane raw below wheel blades 11 to carry out mix and blend, urethane raw is stirred in the above and below of wheel blade 11 simultaneously like this, urethane raw can fully be mixed, thereby greatly improved the qualification rate of later stage product.After stirring completes, as long as open base plate 5, after urethane raw and plastic film and agitator 2 are separated, urethane raw is all injected and in foam box, carries out foam production.Due under suction function, plastic film is laid smoothly, thereby greatly reduced residual in plastic film of urethane raw, really make urethane raw reach maximum utilization rate, also can effectively guarantee when agitator arm 6 stirs can not damage plastic film simultaneously, plastic film can repeatedly be reused, reduced the production cost of vehicle noise insulation pad foam element.
Claims (6)
1. the mix and blend barrel of urethane raw, comprise: be arranged on the agitator on installing rack, agitator comprises: ladle body, the top of ladle body is the top board with charging aperture, the bottom of ladle body is base plate, between base plate and ladle body, can folding be connected, in ladle body, be provided with the shaft of lower end band agitator arm, the top board of agitator is stretched out in the upper end of shaft, and driven by the mixer drive being arranged on installing rack, under the driving of mixer drive, shaft can drive the agitator arm on it to rotate, it is characterized in that: the inner side of ladle body is provided with web plate layer, described web plate layer comprises two-layer web plate, between two-layer web plate, be filled with porous cotton, on ladle body, offer vacuum orifice, vacuum orifice is connected with vavuum pump, vavuum pump can vacuumize the gap between ladle body and web plate layer.
2. the mix and blend barrel of urethane raw according to claim 1, it is characterized in that: the structure of described agitator arm comprises: the impeller body that is provided with some wheel blades, bottom outside at wheel blade is fixedly installed stirring annulus, the bottom of stirring annulus is radially provided with some stirring projections, the width that stirs annulus is 1/3～1/2 of wheel blade length, stir the width of projection for stirring 1/5～1/8 of annulus width, the height that stirs projection is 30～50mm.
3. the mix and blend barrel of urethane raw according to claim 2, is characterized in that: the bottom of stirring annulus is radially provided with nine and stirs projection, stirs the protruding bottom of stirring annulus that is evenly arranged in soon.
4. according to the mix and blend bucket of the urethane raw described in claim 2 or 3, it is characterized in that: on impeller body, be evenly provided with three wheel blades.
5. the mix and blend barrel of urethane raw according to claim 1 and 2, it is characterized in that: the structure of mixer drive comprises: supporting sleeve, between the lower end part of supporting sleeve and the top board of agitator, seal welding is fixed, in supporting sleeve, be provided with bearing block, the top of supporting sleeve is fixedly connected on installing rack, stirring motor is fixedly mounted on the installing rack of supporting sleeve top, and the upper end of shaft protrudes upward the top board of agitator and is fixedly connected with the output shaft of stirring motor from the bearing block of supporting sleeve.
6. according to the mix and blend barrel of the urethane raw described in claim 1 or 2 or 3, it is characterized in that: on ladle body and web plate layer, be provided with can folding charging basket door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310637201.8A CN103692569B (en) | 2013-12-04 | 2013-12-04 | The mix and blend barrel of urethane raw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310637201.8A CN103692569B (en) | 2013-12-04 | 2013-12-04 | The mix and blend barrel of urethane raw |
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| Publication Number | Publication Date |
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| CN103692569A true CN103692569A (en) | 2014-04-02 |
| CN103692569B CN103692569B (en) | 2016-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310637201.8A Active CN103692569B (en) | 2013-12-04 | 2013-12-04 | The mix and blend barrel of urethane raw |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106512798A (en) * | 2016-12-09 | 2017-03-22 | 重庆有为塑胶有限公司 | Plastic raw material mixing and stirring equipment |
| CN109159342A (en) * | 2018-08-07 | 2019-01-08 | 重庆丰裕聚氨酯有限公司 | A kind of experiment vacuum foam detection method and mold |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3502071A1 (en) * | 1985-01-23 | 1986-07-24 | Battenfeld Maschinenfabriken Gmbh, 5882 Meinerzhagen | AGITATOR |
| CN101596764A (en) * | 2009-07-02 | 2009-12-09 | 杭州富阳东山塑料机械有限公司 | A kind of intermittent foam material sending machine |
| CN202572939U (en) * | 2012-04-19 | 2012-12-05 | 白银有色集团股份有限公司 | Hopper stirring device of plastic extruding machine |
| CN203236612U (en) * | 2013-03-08 | 2013-10-16 | 蚌埠鑫奥橡塑科技有限公司 | Powdery and granular material mixing and guiding device |
| CN203739041U (en) * | 2013-12-04 | 2014-07-30 | 张家港力勤机械有限公司 | Mixing stirring barrel device of polyurethane raw material |
-
2013
- 2013-12-04 CN CN201310637201.8A patent/CN103692569B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3502071A1 (en) * | 1985-01-23 | 1986-07-24 | Battenfeld Maschinenfabriken Gmbh, 5882 Meinerzhagen | AGITATOR |
| CN101596764A (en) * | 2009-07-02 | 2009-12-09 | 杭州富阳东山塑料机械有限公司 | A kind of intermittent foam material sending machine |
| CN202572939U (en) * | 2012-04-19 | 2012-12-05 | 白银有色集团股份有限公司 | Hopper stirring device of plastic extruding machine |
| CN203236612U (en) * | 2013-03-08 | 2013-10-16 | 蚌埠鑫奥橡塑科技有限公司 | Powdery and granular material mixing and guiding device |
| CN203739041U (en) * | 2013-12-04 | 2014-07-30 | 张家港力勤机械有限公司 | Mixing stirring barrel device of polyurethane raw material |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106512798A (en) * | 2016-12-09 | 2017-03-22 | 重庆有为塑胶有限公司 | Plastic raw material mixing and stirring equipment |
| CN109159342A (en) * | 2018-08-07 | 2019-01-08 | 重庆丰裕聚氨酯有限公司 | A kind of experiment vacuum foam detection method and mold |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103692569B (en) | 2016-02-03 |
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