CN203697366U - Feeding device of polyurethane high pressure foaming machine - Google Patents
Feeding device of polyurethane high pressure foaming machine Download PDFInfo
- Publication number
- CN203697366U CN203697366U CN201320783637.3U CN201320783637U CN203697366U CN 203697366 U CN203697366 U CN 203697366U CN 201320783637 U CN201320783637 U CN 201320783637U CN 203697366 U CN203697366 U CN 203697366U
- Authority
- CN
- China
- Prior art keywords
- batch
- shaft
- feeding device
- material tank
- foaming machine
- 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 - Lifetime
Links
- 238000005187 foaming Methods 0.000 title claims abstract description 16
- 229920002635 polyurethane Polymers 0.000 title claims abstract description 16
- 239000004814 polyurethane Substances 0.000 title claims abstract description 16
- 239000002994 raw material Substances 0.000 claims abstract description 23
- 238000003756 stirring Methods 0.000 claims abstract description 16
- 238000007599 discharging Methods 0.000 claims description 8
- 238000012544 monitoring process Methods 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 abstract description 3
- 238000005260 corrosion Methods 0.000 abstract description 3
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract 9
- 239000012948 isocyanate Substances 0.000 description 7
- 150000002513 isocyanates Chemical class 0.000 description 7
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
Landscapes
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The utility model discloses a feeding device of a polyurethane high pressure foaming machine. The feeding device comprises two material tanks mounted on a mounting rack, wherein an outlet is formed in the bottom of each material tank; each outlet is connected with a discharge tube; an inlet is formed in the top of each material tank; each inlet is connected with a feeding tube; each feeding tube is communicated with two raw material tanks respectively; a pneumatic diaphragm pump is arranged on each feeding tube; each material tank is provided with a heating coil tube; each material tank is further internally provided with a stirring shaft with a stirring impellor; the upper end of each stirring shaft is connected with a stirring shaft driving device at the top of each material tank; the stirring shaft and the stirring impellor inside each material tank are positioned in the center of the heating coil tube inside each material tank. The feeding device has the advantages that the structure is simple and practical, the flowability of raw materials inside each material tank is greatly improved, and the phenomenon that the raw materials leak out caused by damage of sealing of a pump body due to raw material corrosion is effectively prevented.
Description
Technical field
The utility model relates to high-presure polyurethane foaming machine technical field, is specifically related to the feeding device of high-presure polyurethane foaming machine.
Background technology
The feeding device of traditional high-presure polyurethane foaming machine, its structure comprises: installing rack, two batch cans are installed on installing rack, the top of each batch can is provided with charging aperture, on each charging aperture, be all connected with feed pipe, be provided with interior bonding gear pump on every feed pipe, two feed pipes are connected with two Raw material pails respectively, the bottom of each batch can is provided with discharging opening, on each discharging opening, is provided with discharge nozzle.The feeding device of the high-presure polyurethane foaming machine of said structure is for by two kinds of urethane raws in two Raw material pails---PPG and isocyanates are pumped respectively in two batch cans, and then is dosed to respectively by the discharge nozzle of two batch cans in the mixing head of two kinds of raw materials in high-presure polyurethane foaming machine.But there is following defect in the feeding device of said structure: one, pump respectively to PPG and isocyanates viscosity in two batch cans greatly, be difficult to export in mixing head separately from the discharge nozzle of batch can separately; Two, because PPG and isocyanates have corrosivity, the sealing in the interior bonding gear pump on feed pipe easily damages, and causes raw material to leak, and causes environmental pollution.
Utility model content
The purpose of this utility model is: provide a kind of simple in structure, can make two urethane raws in batch can easily be dosed in the mixing head of two kinds of raw materials, and the feeding device of the high-presure polyurethane foaming machine of long service life.
For achieving the above object, the technical solution adopted in the utility model is: installing rack, two batch cans are installed on installing rack, the bottom of each batch can is provided with discharging opening, on each discharging opening, be all connected with discharge nozzle, the top of each batch can is provided with charging aperture, on each charging aperture, be provided with feed pipe, every feed pipe is connected with two Raw material pails respectively, on every feed pipe, be provided with pneumatic diaphragm pump, in each batch can, be provided with heat(ing) coil, in each batch can, be also provided with shaft, the bottom of shaft is provided with agitator arm, all stretch out from the top of corresponding batch can the upper end of every shaft, and be connected with the shaft drive unit at this batch can top, under the driving of shaft drive unit, corresponding shaft can drive the agitator arm on it to rotate, shaft in each batch can and agitator arm are all positioned at the center of the heat(ing) coil of this batch can.
Further, the feeding device of aforesaid high-presure polyurethane foaming machine, wherein, is provided with the temperature sensor for monitoring batch can internal temperature on each batch can.
Further, the feeding device of aforesaid high-presure polyurethane foaming machine, wherein, described shaft drive unit is stirring motor, the output shaft of stirring motor is fixedly connected with the upper end of shaft.
The utility model has the advantages that: simple and practical, respectively the raw material in batch can is heated and stirred by heat(ing) coil and agitator arm, greatly improve the mobility of batch can Raw, thereby greatly facilitated raw materials to mixing head; In addition, owing to adopting pneumatic diaphragm pump on feed pipe, effectively prevent from occurring because raw material corrosion causes the phenomenon that raw material leaks after pump housing bad seals, also greatly extended the service life of the pump housing simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of the feeding device of high-presure polyurethane foaming machine described in the utility model.
Fig. 2 is the internal structure schematic diagram of batch can in Fig. 1.
The specific embodiment
Below in conjunction with accompanying drawing and preferred embodiment, the utility model is described in further detail.
As Fig. 1, shown in Fig. 2, the feeding device of high-presure polyurethane foaming machine, comprise: installing rack 1, two batch cans 2 are installed on installing rack 1, the bottom of each batch can 2 is provided with discharging opening 4, on each discharging opening 4, be all connected with discharge nozzle 5, the top of each batch can 2 is provided with charging aperture 3, on each charging aperture 3, be provided with feed pipe 6, two feed pipes 6 stretch to respectively in two Raw material pails 7, on every feed pipe 6, be provided with pneumatic diaphragm pump 8, adopt pneumatic diaphragm pump 8 can effectively prevent from occurring because raw material corrosion causes the phenomenon that raw material leaks after pump housing bad seals.In each batch can 2, be provided with heat(ing) coil 9, in each batch can 2, be also provided with shaft 10, the bottom of shaft 10 is provided with agitator arm 11, the upper end of shaft 10 is stretched out from the top of batch can 2 and is connected with the shaft drive unit at the top of batch can 2, shaft drive unit described in the utility model is stirring motor 12, and the output shaft of stirring motor 12 is fixedly connected with the upper end of shaft 10.Stirring motor 12 driving under, shaft 10 drives agitator arm 11 to rotate, shaft 10 and agitator arm 11 are positioned at the center of heat(ing) coil 9.In order to monitor better the temperature in batch can 2, on each batch can 2, be provided with the temperature sensor 13 for monitoring batch can 2 internal temperatures.
Operation principle of the present utility model is as follows: two interior PPG and isocyanates of storing respectively of Raw material pail 7, start respectively two pneumatic diaphragm pumps 8, PPG and isocyanates are pumped respectively to two batch cans 2 of correspondence by feed pipe 6, owing to being all provided with heat(ing) coil 9 in each batch can 2, when work, in heat(ing) coil 9, passing into steam or other heat medium can heat the raw material in batch can 2, in addition, under the driving of stirring motor 12, shaft 10 drives agitator arm 11 constantly to stir the raw material in batch can 2, heating and stir PPG in batch can 2 and the mobility of isocyanates raw material are improved greatly, thereby greatly facilitate PPG and isocyanates raw material exports from discharge nozzle 5.
Claims (3)
1. the feeding device of high-presure polyurethane foaming machine, comprise: installing rack, two batch cans are installed on installing rack, the bottom of each batch can is provided with discharging opening, on each discharging opening, be all connected with discharge nozzle, the top of each batch can is provided with charging aperture, on each charging aperture, be provided with feed pipe, every feed pipe is connected with two Raw material pails respectively, it is characterized in that: on every feed pipe, be provided with pneumatic diaphragm pump, in each batch can, be provided with heat(ing) coil, in each batch can, be also provided with shaft, the bottom of shaft is provided with agitator arm, all stretch out from the top of corresponding batch can the upper end of every shaft, and be connected with the shaft drive unit at this batch can top, under the driving of shaft drive unit, corresponding shaft can drive the agitator arm on it to rotate, shaft in each batch can and agitator arm are all positioned at the center of the heat(ing) coil of this batch can.
2. the feeding device of high-presure polyurethane foaming machine according to claim 1, is characterized in that: on each batch can, be provided with the temperature sensor for monitoring batch can internal temperature.
3. the feeding device of high-presure polyurethane foaming machine according to claim 1 and 2, is characterized in that: described shaft drive unit is stirring motor, and the output shaft of stirring motor is fixedly connected with the upper end of shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320783637.3U CN203697366U (en) | 2013-12-04 | 2013-12-04 | Feeding device of polyurethane high pressure foaming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320783637.3U CN203697366U (en) | 2013-12-04 | 2013-12-04 | Feeding device of polyurethane high pressure foaming machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203697366U true CN203697366U (en) | 2014-07-09 |
Family
ID=51047860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320783637.3U Expired - Lifetime CN203697366U (en) | 2013-12-04 | 2013-12-04 | Feeding device of polyurethane high pressure foaming machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203697366U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103692607A (en) * | 2013-12-04 | 2014-04-02 | 张家港力勤机械有限公司 | Feeding device for polyurethane high-pressure foaming machine |
| CN107175790A (en) * | 2017-06-16 | 2017-09-19 | 江苏爱德福乳胶制品有限公司 | Automatic Novel foaming machine |
-
2013
- 2013-12-04 CN CN201320783637.3U patent/CN203697366U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103692607A (en) * | 2013-12-04 | 2014-04-02 | 张家港力勤机械有限公司 | Feeding device for polyurethane high-pressure foaming machine |
| CN107175790A (en) * | 2017-06-16 | 2017-09-19 | 江苏爱德福乳胶制品有限公司 | Automatic Novel foaming machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140709 |