CN105835291A - Outlet mechanism of mixing head in polyurethane mixer - Google Patents
Outlet mechanism of mixing head in polyurethane mixer Download PDFInfo
- Publication number
- CN105835291A CN105835291A CN201610267707.8A CN201610267707A CN105835291A CN 105835291 A CN105835291 A CN 105835291A CN 201610267707 A CN201610267707 A CN 201610267707A CN 105835291 A CN105835291 A CN 105835291A
- Authority
- CN
- China
- Prior art keywords
- stirring
- shaft
- valve seat
- mixing drum
- mixing head
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/3442—Mixing, kneading or conveying the foamable material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
- B29B7/7404—Mixing devices specially adapted for foamable substances
- B29B7/7409—Mixing devices specially adapted for foamable substances with supply of gas
- B29B7/7414—Mixing devices specially adapted for foamable substances with supply of gas with rotatable stirrer, e.g. using an intermeshing rotor-stator system
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2075/00—Use of PU, i.e. polyureas or polyurethanes or derivatives thereof, as moulding material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses an outlet mechanism of a mixing head in a polyurethane mixer. The outlet mechanism is characterized in that a stirring device is connected to an outlet of the mixing head, and is structurally characterized in that a stirring cylinder is arranged at the bottom of a valve seat, an inner cavity of the valve seat is communicated with the stirring cylinder, a discharging pipe is arranged at the bottom of the stirring cylinder, and a valve seat feeding opening is communicated with the outlet of the mixing head; a plurality of stirring movable needles are arranged on the outer wall of a stirring shaft in the stirring cylinder in the circumferential direction at intervals; the stirring movable needles are arranged at one-to-one intervals in the axial direction, and the intervals of two circumferentially-adjacent stirring movable needles in the axial direction are equal in a one-to-one correspondence manner; a plurality of stirring fixed needles are arranged on the inner wall of the stirring cylinder circumferentially at intervals, and are arranged at one-to-one intervals in the axial direction; and the intervals of two circumferentially-adjacent stirring fixed needles in the axial direction are equal in a one-to-one correspondence manner, a motor on a connecting seat can drive the stirring shaft to rotate, and the stirring movable needles and the stirring fixed needles are interacted so as to stir polyurethane materials in the stirring cylinder. The outlet mechanism has the beneficial effect that the quality of a polyurethane product can be greatly improved.
Description
Technical field
The present invention relates to polyurethane mixer technical field, the mixing head being specifically related in polyurethane mixer.
Background technology
Polyurethane mixer is the main production equipments in polyurethane foam production line.Multiple polyurethane materials enters to mix in mixing head in batch mixer, and the polyurethane materials after having mixed outwards is expelled directly out from the outlet of mixing head.Along with polyurethane product is applied more and more widely, people it is also proposed the highest requirement to the prescription of polyurethane product.
Summary of the invention
The technical issues that need to address of the present invention: the exit mechanism of mixing head in a kind of polyurethane mixer that can be effectively improved polyurethane quality is provided.
nullFor solving the problems referred to above，The technical solution used in the present invention is: the exit mechanism of mixing head in polyurethane mixer，Including: mixing head，In the outlet of mixing head, connection has agitating device，The structure of agitating device includes: connect seat，The top connecting seat is provided with motor，The lower end connecting seat is installed with valve seat，The bottom of valve seat is installed with the mixing drum being vertically arranged，The inner chamber of valve seat is connected with mixing drum，The bottom of mixing drum is provided with and communicated with discharge nozzle，It is connected with the outlet of mixing head with the valve seat charging aperture of the intracavity inter-connection of valve seat，Polyurethane materials from the outlet of mixing head successively through valve seat charging aperture、The inner chamber of valve seat enters to discharge from discharge nozzle after in mixing drum，Axially penetrate through in mixing drum and be provided with a shaft，If circumference is arranged at intervals with the dynamic pin of arterial highway stirring on the outer wall of shaft，The dynamic pin of per pass stirring is all spaced setting one by one along the axial of shaft，The circumferentially-adjacent dynamic pin spacing one_to_one corresponding in the axial direction of twice stirring is equal，Every dynamic pin of stirring all along the radially protruding of shaft in the outer wall of shaft，If on the inwall of mixing drum circumference be arranged at intervals with arterial highway stirring determine pin，Per pass stirring is determined pin and is all spaced setting one by one along the axial of mixing drum，It is equal that pin spacing one_to_one corresponding in the axial direction is determined in circumferentially-adjacent twice stirring，Every stirring determine pin all along the radially protruding of mixing drum in mixing drum inwall，Described shaft is driven by motor，Under the driving of motor, shaft can drive stirring to determine pin and rotate in mixing drum，In shaft rotation process the dynamic pin of stirring with stir that to determine pin interlaced thus be stirred the polyurethane materials in mixing drum.
Further, the exit mechanism of mixing head in aforesaid polyurethane mixer, wherein, on the outer wall of shaft, circumference uniform intervals is provided with the 6～10 dynamic pins of road stirring, and the dynamic pin of per pass stirring is all along the spaced set the most one by one of shaft.
Further, the exit mechanism of mixing head in aforesaid polyurethane mixer, wherein, on the inwall of mixing drum, circumference uniform intervals is provided with 6～10 roads stirrings and determine pin, and the dynamic pin of per pass stirring is all along the axial spaced set the most one by one of mixing drum.
Further, the exit mechanism of mixing head in aforesaid polyurethane mixer, wherein, the upper end of shaft extends upwardly into connecting in seat, shaft is connected with motor output shaft by being arranged on the connecting shaft connected in seat, and motor drives shaft by drive connection axle.
Further, the exit mechanism of mixing head in aforesaid polyurethane mixer, wherein, described motor is high speed stirrer motor.
Further, the exit mechanism of mixing head in aforesaid polyurethane mixer, wherein, the port of export of discharge nozzle is in the bell mouth shape of expansion downwards.
Further, the exit mechanism of mixing head in aforesaid polyurethane mixer, wherein, the water inlet of intracavity inter-connection with valve seat it is provided with on valve seat, connecting on water inlet and have water inlet pipe, water inlet pipe is provided with outlet valve, described water inlet pipe is connected with water tank, being provided with the electric heater for heating the water in water tank in water tank, the water in water tank can be entered in mixing drum through the inner chamber of water inlet, valve seat by water inlet pipe.
Further, the exit mechanism of mixing head in aforesaid polyurethane mixer, wherein, valve seat is provided with the air inlet of intracavity inter-connection with valve seat, described air inlet is connected with high-pressure air source.
Further, the exit mechanism of mixing head in aforesaid polyurethane mixer, wherein, shaft is arranged with mixing drum concentric.
Further, the exit mechanism of mixing head in aforesaid polyurethane mixer, wherein, in shaft rotation process the dynamic pin of stirring and stirring determine pin one by one between across interlaced thus the polyurethane materials in mixing drum is stirred.
The invention have the advantage that owing to being provided with agitating device in the outlet of mixing head, agitating device will do and mix further by mixed polyurethane mixture material in mixing head, so that polyurethane materials mixes more abundant, substantially increase the uniformity of polyurethane mixture material, the uniformity of the bubble distribution of the polyurethane product so produced is greatly improved, so that the quality of polyurethane product is greatly enhanced.
Accompanying drawing explanation
Fig. 1 is the structural representation of agitating device in the exit mechanism of mixing head in polyurethane mixer of the present invention.
Fig. 2 is A-A cross-sectional view in Fig. 1.
Fig. 3 is the operation principle schematic diagram of the exit mechanism of mixing head in polyurethane mixer of the present invention.
Detailed description of the invention
The present invention is described in further detail with preferred embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1 and Figure 2, the exit mechanism of mixing head in polyurethane mixer, including: mixing head 8, the outlet 1 of mixing head 8 connects and has agitating device 2, the structure of agitating device 2 to include: connect seat 21, the top connecting seat 21 is provided with motor 22.In order to improve stirring efficiency in the present embodiment, motor 22 uses high speed stirrer motor.The lower end connecting seat 21 is installed with valve seat 23, and the bottom of valve seat 23 is installed with the mixing drum 24 being vertically arranged, and the inner chamber 231 of valve seat 23 is connected with mixing drum 24, and the bottom of mixing drum 24 is provided with and communicated with discharge nozzle 25.For smooth and easy discharging in the present embodiment, the port of export 251 of discharge nozzle 25 is in the bell mouth shape of expansion downwards.The valve seat charging aperture 232 being connected with the inner chamber 231 of valve seat 23 is connected with the outlet 1 of mixing head 8, and polyurethane materials can discharge from the port of export 251 of discharge nozzle 25 successively from the outlet 1 of mixing head 8 after valve seat charging aperture 232, valve base cavity 231 enter in mixing drum 24.Axially penetrating through in mixing drum 24 and be provided with a shaft 26, shaft 26 is arranged with mixing drum 24 concentric.On the outer wall of shaft 26, circumference uniform intervals is provided with 6～10 roads to the dynamic pin 261 of stirring, preferably on the outer wall of shaft 26, circumference uniform intervals arranges the 8 dynamic pins 261 of road stirring, the dynamic pin 261 of per pass stirring is all the most equidistantly spaced setting along the axial of shaft 26, and the circumferentially-adjacent dynamic pin 261 spacing one_to_one corresponding in the axial direction of twice stirring is equal.Every dynamic pin 261 of stirring all along the radially protruding of shaft 26 in the outer wall of shaft 26.On the inwall of mixing drum 24, circumference uniform intervals is provided with 6～10 roads stirrings and determine pin 241, and preferably on the inwall of mixing drum 24, circumference uniform intervals arranges 8 roads and stirs and determine pin 241.Per pass stirring determine pin 241 and is all axially the most equidistantly spaced setting along mixing drum 24, and circumferentially-adjacent twice stir that to determine pin 241 spacing one_to_one corresponding in the axial direction equal, every stir determine pin 241 all along mixing drum 24 radially protruding in the inwall of mixing drum 24.The dynamic pin 261 of stirring is all evenly arranged at the axial and circumferential of shaft 26, stirs and determine pin 241 axially and being axially the most all evenly arranged at mixing drum, has an advantage in that: polyurethane materials can be made to obtain full and uniform stirring.Described shaft 26 is driven by motor 22, in the present embodiment, the upper end of shaft 26 extends upwardly into connecting in seat 21, shaft 21 is connected with the output shaft of motor 22 by being arranged on the connecting shaft 211 connected in seat 21, and motor 22 drives shaft 21 by drive connection axle 211.Under the driving of motor 22, shaft 26 can drive stirring determine pin 261 and rotates mixing drum 24 in, shaft 26 rotation process stirs move pin 261 and stirring determine pin 241 one by one between across interlaced, thus the polyurethane materials in mixing drum 24 is stirred.
For the ease of mixing drum 24 is carried out, as shown in Figure 1, Figure 3, the water inlet 4 that the inner chamber 231 with valve seat 23 is connected it is provided with on valve seat 23, connect on water inlet 4 and have water inlet pipe 5, outlet valve 51 it is provided with on water inlet pipe 5, described water inlet pipe 5 is connected with water tank 6, is provided with the electric heater 61 for heating the water in water tank 6 in water tank 6, and the water in water tank 6 can be entered in mixing drum 24 through the inner chamber 231 of water inlet 4, valve seat 23 by water inlet pipe 5.Being additionally provided with the air inlet 3 that the inner chamber 231 with valve seat 23 is connected on valve seat 23, described air inlet 3 is connected with high-pressure air source 9.
Operation principle is as follows: complete in the mixing head 8 of polyurethane mixer mixing polyurethane materials from the outlet 1 of mixing head successively through valve seat charging aperture 232, the inner chamber 231 of valve seat enters in mixing drum 24, shaft 26 rotates, in shaft 26 rotation process the dynamic pin 261 of stirring and stirring determine pin 241 one by one between across interlaced, thus the polyurethane materials entered in mixing drum 24 is stirred further, the dynamic pin 261 of stirring and stirring determine pin 241 one by one between fully stir completely across interlaced polyurethane materials can being carried out, thus polyurethane materials uniformity after improving stirring.The polyurethane materials stirred discharges from the port of export 251 of discharge nozzle 25.When needs clean mixing drum 24, only need to open the outlet valve 51 on water inlet pipe 5, hot water in water tank 6 can be entered in mixing drum 24 by water inlet pipe 51 from the inner chamber 231 of valve seat 23, thus the inwall that the inner chamber of valve seat 23, the inwall of mixing drum 24, shaft 26, the dynamic pin 262 of stirring, stirring determine pin 241 and discharge nozzle 25 is all carried out, the sewage cleaning generation discharges from the port of export 251 of discharge nozzle 25.Hot water is used to clean the cleanliness factor that can improve cleaning.After cleaning completes, close outlet valve 51, open high-pressure air source 9, compressed air is made to enter in mixing drum 24 from air inlet 3 by the inner chamber 231 of valve seat 23, the inwall of mixing drum 24, shaft 26, the dynamic pin 262 of stirring, stirring are determined the inwall of pin 241 and discharge nozzle 25 and are purged by compressed air, thus the inwall of mixing drum 24, shaft 26, the dynamic pin 262 of stirring, stirring are determined the water of residual on the inwall of pin 241 and discharge nozzle 25 and is dried up, thus be that stirring work next time is ready.
It is an advantage of the current invention that: owing to being provided with agitating device in the outlet 1 of mixing head 8, polyurethane mixture material the most blended in mixing head 8 is done and mixes further by agitating device, so that polyurethane materials mixes more abundant, substantially increase the uniformity of polyurethane mixture material, the uniformity of the bubble distribution of the polyurethane product so produced is greatly improved, so that the quality of polyurethane product is greatly enhanced.
Claims (10)
- null1. the exit mechanism of mixing head in polyurethane mixer，Including: mixing head，It is characterized in that: in the outlet of mixing head, connection has agitating device，The structure of agitating device includes: connect seat，The top connecting seat is provided with motor，The lower end connecting seat is installed with valve seat，The bottom of valve seat is installed with the mixing drum being vertically arranged，The inner chamber of valve seat is connected with mixing drum，The bottom of mixing drum is provided with and communicated with discharge nozzle，It is connected with the outlet of mixing head with the valve seat charging aperture of the intracavity inter-connection of valve seat，Polyurethane materials from the outlet of mixing head successively through valve seat charging aperture、The inner chamber of valve seat enters to discharge from discharge nozzle after in mixing drum，Axially penetrate through in mixing drum and be provided with a shaft，If circumference is arranged at intervals with the dynamic pin of arterial highway stirring on the outer wall of shaft，The dynamic pin of per pass stirring is all spaced setting one by one along the axial of shaft，The circumferentially-adjacent dynamic pin spacing one_to_one corresponding in the axial direction of twice stirring is equal，Every dynamic pin of stirring all along the radially protruding of shaft in the outer wall of shaft，If on the inwall of mixing drum circumference be arranged at intervals with arterial highway stirring determine pin，Per pass stirring is determined pin and is all spaced setting one by one along the axial of mixing drum，It is equal that pin spacing one_to_one corresponding in the axial direction is determined in circumferentially-adjacent twice stirring，Every stirring determine pin all along the radially protruding of mixing drum in mixing drum inwall，Described shaft is driven by motor，Under the driving of motor, shaft can drive stirring to determine pin and rotate in mixing drum，In shaft rotation process the dynamic pin of stirring with stir that to determine pin interlaced thus be stirred the polyurethane materials in mixing drum.
- The exit mechanism of mixing head in polyurethane mixer the most according to claim 1, it is characterised in that: on the outer wall of shaft, circumference uniform intervals is provided with the 6～10 dynamic pins of road stirring, and the dynamic pin of per pass stirring is all along the spaced set the most one by one of shaft.
- The exit mechanism of mixing head in polyurethane mixer the most according to claim 1 and 2, it is characterised in that: on the inwall of mixing drum, circumference uniform intervals is provided with 6～10 roads stirrings and determine pin, and the dynamic pin of per pass stirring is all along the axial spaced set the most one by one of mixing drum.
- The exit mechanism of mixing head in polyurethane mixer the most according to claim 1 and 2, it is characterized in that: the upper end of shaft extends upwardly into connecting in seat, shaft is connected with motor output shaft by being arranged on the connecting shaft connected in seat, and motor drives shaft by drive connection axle.
- The exit mechanism of mixing head in polyurethane mixer the most according to claim 4, it is characterised in that: described motor is high speed stirrer motor.
- The exit mechanism of mixing head in polyurethane mixer the most according to claim 1 and 2, it is characterised in that: the port of export of discharge nozzle is in the bell mouth shape of expansion downwards.
- The exit mechanism of mixing head in polyurethane mixer the most according to claim 1 and 2, it is characterized in that: on valve seat, be provided with the water inlet of intracavity inter-connection with valve seat, connect on water inlet and have water inlet pipe, outlet valve it is provided with on water inlet pipe, described water inlet pipe is connected with water tank, being provided with the electric heater for heating the water in water tank in water tank, the water in water tank can be entered in mixing drum through the inner chamber of water inlet, valve seat by water inlet pipe.
- The exit mechanism of mixing head in polyurethane mixer the most according to claim 7, it is characterised in that: being provided with the air inlet of intracavity inter-connection with valve seat on valve seat, described air inlet is connected with high-pressure air source.
- The exit mechanism of mixing head in polyurethane mixer the most according to claim 1 and 2, it is characterised in that: shaft is arranged with mixing drum concentric.
- The exit mechanism of mixing head in polyurethane mixer the most according to claim 1 and 2, it is characterised in that: in shaft rotation process the dynamic pin of stirring and stirring determine pin one by one between across interlaced thus the polyurethane materials in mixing drum is stirred.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610267707.8A CN105835291A (en) | 2016-04-27 | 2016-04-27 | Outlet mechanism of mixing head in polyurethane mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610267707.8A CN105835291A (en) | 2016-04-27 | 2016-04-27 | Outlet mechanism of mixing head in polyurethane mixer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105835291A true CN105835291A (en) | 2016-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610267707.8A Pending CN105835291A (en) | 2016-04-27 | 2016-04-27 | Outlet mechanism of mixing head in polyurethane mixer |
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| Country | Link |
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| CN (1) | CN105835291A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109203342A (en) * | 2017-06-30 | 2019-01-15 | 艾弗若斯股份公司 | For the diffusion gas such as CO at least one reaction resin2Improve equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1681630A (en) * | 2002-09-11 | 2005-10-12 | 亨内克股份有限公司 | Method for mixing a polyol component and an isocyanate component |
| CN200945420Y (en) * | 2006-09-16 | 2007-09-12 | 黎泽荣 | Stir mixer |
| CN101310840A (en) * | 2008-02-20 | 2008-11-26 | 黎泽荣 | Stirrer |
| CN202540517U (en) * | 2012-03-07 | 2012-11-21 | 王汉力 | Polyurethane mixing device |
| CN102896727A (en) * | 2012-10-19 | 2013-01-30 | 万国骅 | Combined type hybrid pouring device of foaming machine |
| CN205097445U (en) * | 2015-11-17 | 2016-03-23 | 哈尔滨市合众聚氨酯制品有限公司 | Multi -functional mixing head of high pressure |
| CN205614922U (en) * | 2016-04-27 | 2016-10-05 | 张家港力勤机械有限公司 | Exit mechanism of mixing head in polyurethane blendor |
-
2016
- 2016-04-27 CN CN201610267707.8A patent/CN105835291A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1681630A (en) * | 2002-09-11 | 2005-10-12 | 亨内克股份有限公司 | Method for mixing a polyol component and an isocyanate component |
| CN200945420Y (en) * | 2006-09-16 | 2007-09-12 | 黎泽荣 | Stir mixer |
| CN101310840A (en) * | 2008-02-20 | 2008-11-26 | 黎泽荣 | Stirrer |
| CN202540517U (en) * | 2012-03-07 | 2012-11-21 | 王汉力 | Polyurethane mixing device |
| CN102896727A (en) * | 2012-10-19 | 2013-01-30 | 万国骅 | Combined type hybrid pouring device of foaming machine |
| CN205097445U (en) * | 2015-11-17 | 2016-03-23 | 哈尔滨市合众聚氨酯制品有限公司 | Multi -functional mixing head of high pressure |
| CN205614922U (en) * | 2016-04-27 | 2016-10-05 | 张家港力勤机械有限公司 | Exit mechanism of mixing head in polyurethane blendor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109203342A (en) * | 2017-06-30 | 2019-01-15 | 艾弗若斯股份公司 | For the diffusion gas such as CO at least one reaction resin2Improve equipment |
| CN109203342B (en) * | 2017-06-30 | 2023-01-17 | 艾弗若斯股份公司 | For diffusing a gas such as CO in at least one reactive resin 2 In the field of the invention |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160810 |