CN113352497A - TPE thermoplastic elastomer extruder capable of cleaning materials - Google Patents
TPE thermoplastic elastomer extruder capable of cleaning materials Download PDFInfo
- Publication number
- CN113352497A CN113352497A CN202110617117.4A CN202110617117A CN113352497A CN 113352497 A CN113352497 A CN 113352497A CN 202110617117 A CN202110617117 A CN 202110617117A CN 113352497 A CN113352497 A CN 113352497A
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- Prior art keywords
- hollow column
- thermoplastic elastomer
- tank body
- gear
- rotating
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- 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
- B29B13/00—Conditioning or physical treatment of the material to be shaped
-
- 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
- B29B13/00—Conditioning or physical treatment of the material to be shaped
- B29B2013/005—Degassing undesirable residual components, e.g. gases, unreacted monomers, from material to be moulded
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses a material-cleanable TPE thermoplastic elastomer extruder, which comprises: the tank body is used for containing materials and supporting the installation of other components; an extrusion device for extrusion of a material; the cleaning component comprises a hollow column, a rotary drum, an air inlet cover, a plurality of air delivery pipes and a plurality of spray heads, wherein the hollow column is vertically and rotatably sleeved at the center of the top of the tank body; a rotating member for rotating rotation of the drum; a drive member for rotation of the hollow column. The invention changes the exhaust direction through the rotation of the rotary drum, thereby leading the distribution of the inert gas to be more uniform and leading the cleaning effect to be better.
Description
Technical Field
The invention relates to the technical field of extruders, in particular to a TPE thermoplastic elastomer extruder capable of cleaning materials.
Background
At present, industrial production modes are diversified, production data are diversified, and a thermoplastic elastomer TPE/TPR (thermoplastic elastomer rubber/thermoplastic rubber), also called as artificial rubber or synthetic rubber, has the excellent performances of high elasticity, aging resistance and oil resistance of the traditional cross-linked vulcanized rubber, has the characteristics of convenience in common plastic processing and wide processing mode, can be produced by processing modes such as injection molding, extrusion, blow molding and the like, contains diffusible components in the material before the existing thermoplastic processing and extrusion, and can be cleaned by an extruder before the extrusion.
Through filling nitrogen class inert gas, can make inert gas and material mix, can give off the composition and get rid of, but present extruder is filling inert gas such as nitrogen, and the exhaust direction is fixed, and inert gas and material are mixed inadequately for can give off the composition and get rid of the effect relatively poor, very big influence production efficiency.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, inert gases such as nitrogen and the like are filled, so that the inert gases and materials can be mixed, and diffusible components can be removed, but when the inert gases such as nitrogen and the like are filled in the existing extruder, the exhaust direction is fixed, the inert gases and materials are not sufficiently mixed, so that the diffusible components are poor in removal effect, and the production efficiency is greatly influenced, and provides a TPE thermoplastic elastomer extruder capable of cleaning materials.
In order to achieve the purpose, the invention adopts the following technical scheme:
a material cleanable TPE thermoplastic elastomer extruder comprising:
the tank body is used for containing materials and supporting the installation of other components;
the feed inlet is used for feeding materials into the tank body;
the discharge port is used for discharging the material out of the tank body through extrusion;
an extrusion device for extrusion of a material;
the cleaning component is used for cleaning materials and comprises a hollow column, a rotating drum, an air inlet cover, a plurality of air delivery pipes and a plurality of spray heads, the hollow column is vertically and rotatably sleeved at the center of the top of the tank body, the air inlet cover is rotatably and hermetically mounted at the top end of the hollow column, an annular groove is formed in the side surface of the hollow column, a plurality of air holes communicated with the inside of the hollow column are radially formed in the bottom of the annular groove, the rotating drum is rotatably and hermetically mounted in the annular groove, the air delivery pipes are uniformly and fixedly mounted on the side surface of the rotating drum and are communicated with the inside of the rotating drum, and the spray heads are respectively and fixedly mounted at the bottom ends of the air delivery pipes;
a rotating member for rotating rotation of the drum;
a drive member for rotation of the hollow column.
Preferably, the rotatable parts include first gear, second gear, third gear, pivot and sleeve, the fixed cup joint of first gear is on rotating the drum, the fixed cup joint of second gear is on hollow post, sleeve level fixed mounting is at the internal lateral wall of jar, the pivot is rotated and is installed inside the sleeve, the third gear is fixed cup joints the one end that is close to hollow post in the pivot, and the upper and lower tip is connected with second gear and first gear engagement respectively.
Preferably, the driving part comprises a motor, a worm and a worm wheel, the worm wheel is fixedly sleeved on the hollow column, the motor is fixedly installed on the upper surface of the tank body, and the worm is horizontally and fixedly installed on an output shaft of the motor and meshed with the worm wheel.
Preferably, a plurality of the air pipes are all fixedly provided with one-way valves, and the conducting directions of the one-way valves are all from the rotary drum to the spray head.
Preferably, a plurality of fan blade plates are fixedly mounted at the bottom ends of the spray heads.
Preferably, the vertical fixed mounting in hollow post bottom has first (mixing) shaft, first (mixing) shaft side fixed mounting has a plurality of first stirring rakes, it has many second (mixing) shafts to rotate the vertical fixed mounting in drum bottom surface, many the equal fixed mounting in second (mixing) shaft side has a plurality of second stirring rakes.
Preferably, the lengths of the second stirring shafts are different.
Preferably, hollow post side fixed mounting has a plurality of archs, the horizontal smooth motion in the feed inlet lateral wall installs the reciprocating lever, reciprocating lever side fixed mounting has a plurality of baffles, the horizontal fixed mounting of one end that hollow post was kept away from to the reciprocating lever has the spring beam, jar body upper surface fixed mounting has the dog, the one end fixed mounting that the reciprocating lever was kept away from to the spring beam is in the side of dog.
Preferably, a plurality of scraping rods are horizontally arranged on the side surface of the second stirring shaft, a plurality of broken filaments are horizontally and fixedly arranged at one end, close to the tank body, of each scraping rod, and the broken filaments are in sliding contact with the inner wall of the tank body.
Preferably, the plurality of the scraping bars are respectively located at different heights.
Compared with the prior art, the invention has the beneficial effects that:
1. when carrying out crowded production to the material, let in inert gas in to hollow post through the air inlet cover, inert gas passes through the air vent and gets into the gas-supply pipe, and it is internal to discharge into the jar through the shower nozzle at last, and rotary part can order about the rotation drum rotation simultaneously, changes the exhaust direction to make inert gas distribute more even, the cleaning performance is better.
2. In carrying out the cleaning process to the material, rotating drum and hollow post can produce relative rotation under rotary part and driver part's effect to make and rotate the drum and drive second (mixing) shaft and hollow post and drive first (mixing) shaft and take place relative rotation, stir the material, stirring effect is better, makes inert gas and material carry out more abundant mixture, further improves the cleaning performance.
Drawings
FIG. 1 is a schematic perspective view of a thermoplastic elastomer extruder for TPE with washable material according to the present invention;
FIG. 2 is a schematic perspective cross-sectional view of a thermoplastic elastomer extruder for producing a material that can be cleaned according to the present invention;
FIG. 3 is a schematic front view of a thermoplastic elastomer (TPE) extruder for cleanable materials according to the present invention;
FIG. 4 is a schematic top view of a thermoplastic elastomer extruder for cleaning materials in accordance with the present invention;
FIG. 5 is a schematic view of a portion A of FIG. 2;
fig. 6 is a partially enlarged structural diagram of B in fig. 2.
In the figure: 1 tank body, 2 feed inlets, 3 discharge outlets, 4 extrusion devices, 5 hollow columns, 6 rotating drums, 7 air inlet covers, 8 air conveying pipes, 9 spray heads, 10 annular grooves, 11 vent holes, 12 first gears, 13 second gears, 14 third gears, 15 rotating shafts, 16 sleeves, 17 motors, 18 worms, 19 worm wheels, 20 fan plates, 21 first stirring shafts, 22 first stirring paddles, 23 second stirring shafts, 24 second stirring paddles, 25 bulges, 26 reciprocating rods, 27 baffle plates, 28 spring rods, 29 baffle plates and 30 scraping rods.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-6, a TPE thermoplastic elastomer extruder of washable material, comprising:
the tank body 1 is used for containing materials and supporting the installation of other components;
the feed inlet 2 is used for feeding materials into the tank body 1;
the discharge port 3 is used for discharging the material out of the tank body 1 through extrusion;
the extrusion device 4 is used for extruding the material;
the cleaning component is used for cleaning materials and comprises a hollow column 5, a rotating drum 6, an air inlet cover 7, a plurality of air delivery pipes 8 and a plurality of spray heads 9, the hollow column 5 is vertically and rotatably sleeved in the center of the top of the tank body 1, the air inlet cover 7 is rotatably installed at the top end of the hollow column 5 in a sealing mode, an annular groove 10 is formed in the side face of the hollow column 5, a plurality of air vents 11 communicated with the inside of the hollow column 5 are radially formed in the bottom of the annular groove 10, the rotating drum 6 is rotatably installed in the annular groove 10 in a sealing mode, the air delivery pipes 8 are uniformly and fixedly installed on the side face of the rotating drum 6 and are communicated with the inside of the rotating drum 6, and the spray heads 9 are respectively and fixedly installed at the bottom ends of the air delivery pipes 8;
a rotating member for rotating the rotation of the drum 6;
a drive member for rotation of the hollow column 5.
In the embodiment applying the technical scheme, when the material is extruded, an operator firstly opens the equipment, then pours the material into the tank body 1 through the feed inlet 2, meanwhile, the external gas transmission equipment inputs the inert gas into the hollow column 5 through the gas inlet cover 7, along with the continuous input of the inert gas, the inert gas can enter the annular groove 10 through the vent hole 11, after entering the annular groove 10, the rotary drum 6 and the annular groove 10 are sealed and rotatably installed, the gas transmission pipe 8 and the rotary drum 6 are fixedly installed, and the gas transmission pipe 8 is introduced into the rotary drum 6, so that the inert gas enters the spray head 9 through the gas transmission pipe 8 and finally is discharged into the tank body 1 through the spray head 9, in the process of discharging the inert gas, the driving part can drive the hollow column 5 to rotate, the hollow column 5 rotates, and under the action of the rotating part, the rotation of the hollow column 5 can drive the rotary drum 6 to rotate, the rotating drum 6 rotates to drive the plurality of gas conveying pipes 8 to rotate simultaneously, so that the discharge direction of the inert gas is changed, the inert gas is distributed more uniformly, and the cleaning effect is better.
In the preferred technical solution of this embodiment, the rotating component includes a first gear 12, a second gear 13, a third gear 14, a rotating shaft 15 and a sleeve 16, the first gear 12 is fixedly sleeved on the rotating drum 6, the second gear 13 is fixedly sleeved on the hollow column 5, the sleeve 16 is horizontally and fixedly installed on the inner side wall of the tank 1, the rotating shaft 15 is rotatably installed inside the sleeve 16, the third gear 14 is fixedly sleeved on one end of the rotating shaft 15 close to the hollow column 5, and the upper end and the lower end of the rotating shaft are respectively engaged with the second gear 13 and the first gear 12, the design is to rotate the rotating drum 6, so as to change the exhaust direction of the spray head 9, the hollow column 5 rotates to drive the second gear 13, the second gear 13 rotates to drive the third gear 14, the third gear 14 rotates to drive the first gear 12, the first gear 12 rotates to drive the rotating drum 6, so as to realize the rotation of the rotating drum 6, simple structure, practicality and reliability.
The preferred technical scheme in this embodiment, drive assembly includes motor 17, worm 18 and worm wheel 19, worm wheel 19 fixed cover is established on hollow post 5, motor 17 fixed mounting is on jar body 1 upper surface, worm 18 horizontal fixed mounting is on motor 17 output shaft, and be connected with worm wheel 19 meshing, motor 17 output shaft rotates in this design, can drive worm 18, worm 18 rotates and can drive worm wheel 19, worm wheel 19 rotates, can drive hollow post 5, thereby realize hollow post 5's rotation, and then make hollow post 5 drive and rotate drum 6 and rotate, moreover, the steam generator is simple in structure, the transmission is reliable.
In the preferred technical scheme in this embodiment, equal fixed mounting has the check valve in many gas-supply pipes 8, and a plurality of check valve direction of leading are from rotating 6 to shower nozzle 9 of drum, and this design is in order to prevent that the foreign matter from getting into gas-supply pipe 8, avoids blockking up, has certain guard action to the device.
In the preferred technical scheme of this embodiment, the equal fixed mounting in a plurality of shower nozzles 9 bottom has fan board 20, and this design is in order to utilize the rotation of rotating drum 6, drives a plurality of fan boards 20 and rotates, disturbs the inside air current of jar body 1 to further make the more even distribution of inert gas, improve the mixed effect, improve cleaning efficiency.
The preferred technical scheme in this embodiment, the vertical fixed mounting in hollow post 5 bottom has first (mixing) shaft 21, first (mixing) shaft 21 side fixed mounting has a plurality of first (mixing) paddles 22, it has many second (mixing) shafts 23 to rotate the vertical fixed mounting in 6 bottom surfaces of drum, the equal fixed mounting in many second (mixing) shaft 23 sides has a plurality of second (mixing) paddles 24, this design utilizes hollow post 5 and the rotation that rotates drum 6 to drive first (mixing) shaft 21 and second (mixing) shaft 23 respectively and rotates, first (mixing) shaft 21 and second (mixing) shaft 23 drive first (mixing) paddle 22 and second (mixing) paddle 24 respectively and stir the material, and hollow post 5 is different with the direction of rotation of rotating drum 6, thereby the direction of rotation of first (mixing) paddle 22 and second (mixing) paddle 24 that make is different, thereby make the stirring effect better, make the mixture of inert gas and material more abundant.
In the preferred technical scheme of this embodiment, the lengths of the second stirring shafts 23 are different, and the design is to position the second stirring paddles 24 at different heights, so that the materials are stirred at different depths, and the stirring is more sufficient.
The preferred technical scheme in this embodiment, hollow post 5 side fixed mounting has a plurality of archs 25, horizontal smooth motion installs reciprocating rod 26 in the 2 lateral walls of feed inlet, reciprocating rod 26 side fixed mounting has a plurality of baffles 27, reciprocating rod 26 keeps away from the horizontal fixed mounting of one end of hollow post 5 has spring beam 28, fixed mounting has dog 29 on jar body 1, spring beam 28 keeps away from reciprocating rod 26 one end fixed mounting in the side of dog 29, this design is in order when pouring the material, prevent the material jam, protruding 25 cooperation spring beam 28 can make reciprocating rod 26 round trip movement, thereby baffle 27 round trip movement, it rocks the effect to have the material, thereby avoided the material to block up at feed inlet 2.
In the preferred technical scheme of this embodiment, the pole 30 is scraped to the equal horizontal installation in many second (mixing) shaft 23 sides, and many one end that scrapes pole 30 and be close to jar body 1 are all horizontal fixed mounting have many broken filaments, many broken filaments all with jar body 1 inner wall sliding contact, and this design utilizes the rotation of second (mixing) shaft 23 to drive and scrape the motion of pole 30 to make the broken filaments clear up jar body 1 inner wall.
In the preferred technical solution of this embodiment, the plurality of scraping rods 30 are respectively located at different heights, and this design is to increase the cleaning area, thereby improving the cleaning effect.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. A material cleanable TPE thermoplastic elastomer extruder comprising:
the tank body (1), the tank body (1) is used for containing materials and supporting the installation of other components;
the feed inlet (2), the feed inlet (2) is used for feeding materials into the tank body (1);
the discharge port (3), the discharge port (3) is used for discharging the material out of the tank body (1) through extrusion;
-an extrusion device (4), said extrusion device (4) being used for the extrusion of material;
the cleaning component is used for cleaning materials and comprises a hollow column (5), a rotary drum (6), an air inlet cover (7), a plurality of air conveying pipes (8) and a plurality of spray heads (9), the hollow column (5) is vertically and rotatably sleeved at the center of the top of the tank body (1), the air inlet cover (7) is hermetically and rotatably arranged at the top end of the hollow column (5), an annular groove (10) is arranged on the side surface of the hollow column (5), a plurality of vent holes (11) communicated with the inside of the hollow column (5) are radially arranged at the bottom of the annular groove (10), the rotary drum (6) is sealed and rotatably arranged in the annular groove (10), a plurality of air conveying pipes (8) are uniformly and fixedly arranged on the side surface of the rotary drum (6), the spray heads (9) are respectively and fixedly arranged at the bottom ends of a plurality of air delivery pipes (8);
a rotating member for rotating the rotation of the drum (6);
a drive member for rotation of the hollow column (5).
2. The material washable TPE (thermoplastic elastomer) extruder according to claim 1, wherein the rotating component comprises a first gear (12), a second gear (13), a third gear (14), a rotating shaft (15) and a sleeve (16), the first gear (12) is fixedly sleeved on the rotating drum (6), the second gear (13) is fixedly sleeved on the hollow column (5), the sleeve (16) is horizontally and fixedly arranged on the inner side wall of the tank body (1), the rotating shaft (15) is rotatably arranged inside the sleeve (16), the third gear (14) is fixedly sleeved on one end of the rotating shaft (15) close to the hollow column (5), and the upper end and the lower end of the rotating shaft are respectively meshed with the second gear (13) and the first gear (12).
3. A TPE thermoplastic elastomer extruder as claimed in claim 1, wherein said driving member comprises an electric motor (17), a worm (18) and a worm wheel (19), said worm wheel (19) is fixedly fitted on the hollow column (5), said electric motor (17) is fixedly mounted on the upper surface of the can body (1), said worm (18) is horizontally and fixedly mounted on the output shaft of the electric motor (17) and is engaged with the worm wheel (19).
4. A material-cleanable TPE thermoplastic elastomer extruder as claimed in claim 1, wherein a plurality of said air-conveying pipes (8) are all fixedly installed with one-way valves, and the direction of the one-way valves is all from the rotating drum (6) to the spray head (9).
5. A TPE thermoplastic elastomer extruder as claimed in claim 1, wherein a fan plate (20) is fixedly mounted at the bottom end of each of said plurality of nozzles (9).
6. The material washable TPE thermoplastic elastomer extruder as claimed in claim 1, wherein a first stirring shaft (21) is vertically and fixedly installed at the bottom end of said hollow column (5), a plurality of first stirring paddles (22) are fixedly installed at the side surface of said first stirring shaft (21), a plurality of second stirring shafts (23) are vertically and fixedly installed at the bottom surface of said rotating drum (6), and a plurality of second stirring paddles (24) are fixedly installed at the side surface of each of said plurality of second stirring shafts (23).
7. A TPE thermoplastic elastomer extruder of washable material according to claim 6, characterized in that said second stirring shafts (23) are all of different lengths.
8. The TPE thermoplastic elastomer extruder capable of cleaning materials is characterized in that a plurality of protrusions (25) are fixedly mounted on the side surface of the hollow column (5), a reciprocating rod (26) is horizontally and movably mounted in the side wall of the feeding hole (2), a plurality of baffles (27) are fixedly mounted on the side surface of the reciprocating rod (26), a spring rod (28) is horizontally and fixedly mounted at one end, far away from the hollow column (5), of the reciprocating rod (26), a stop block (29) is fixedly mounted on the upper surface of the tank body (1), and one end, far away from the reciprocating rod (26), of the spring rod (28) is fixedly mounted on the side surface of the stop block (29).
9. A TPE thermoplastic elastomer extruder capable of cleaning materials as claimed in claim 6, wherein a plurality of scraping rods (30) are horizontally arranged on the side surfaces of the second stirring shaft (23), a plurality of broken filaments are horizontally and fixedly arranged on one ends of the scraping rods (30) close to the tank body (1), and the plurality of broken filaments are in sliding contact with the inner wall of the tank body (1).
10. A TPE thermoplastic elastomer extruder of washable material according to claim 9, wherein said scraper bars (30) are located at different heights, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110617117.4A CN113352497A (en) | 2021-06-03 | 2021-06-03 | TPE thermoplastic elastomer extruder capable of cleaning materials |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110617117.4A CN113352497A (en) | 2021-06-03 | 2021-06-03 | TPE thermoplastic elastomer extruder capable of cleaning materials |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113352497A true CN113352497A (en) | 2021-09-07 |
Family
ID=77531501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110617117.4A Withdrawn CN113352497A (en) | 2021-06-03 | 2021-06-03 | TPE thermoplastic elastomer extruder capable of cleaning materials |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113352497A (en) |
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| CN211503651U (en) * | 2019-12-30 | 2020-09-15 | 盐城海荣炉业科技有限公司 | Catalytic degreasing furnace with atmosphere purification function |
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| CN212075107U (en) * | 2019-12-30 | 2020-12-04 | 三河天龙新型建材有限公司 | Slag powder elevator hopper |
| CN212102965U (en) * | 2020-04-24 | 2020-12-08 | 广州立中锦山合金有限公司 | Convenient and efficient aluminum liquid dehydrogenation device |
| CN212636523U (en) * | 2020-07-07 | 2021-03-02 | 江阴市洸洋塑业有限公司 | TPE thermoplastic elastomer extruder capable of cleaning materials |
| CN212736521U (en) * | 2020-06-19 | 2021-03-19 | 上海远通路桥工程有限公司 | Agitating unit for concrete placement |
| CN212915373U (en) * | 2020-08-07 | 2021-04-09 | 常州市勤源新材料有限公司 | Stirring kettle for preparing acrylic paint |
| CN213226926U (en) * | 2020-06-24 | 2021-05-18 | 北京怀建混凝土有限责任公司 | Concrete mixing tank |
-
2021
- 2021-06-03 CN CN202110617117.4A patent/CN113352497A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211503651U (en) * | 2019-12-30 | 2020-09-15 | 盐城海荣炉业科技有限公司 | Catalytic degreasing furnace with atmosphere purification function |
| CN212075107U (en) * | 2019-12-30 | 2020-12-04 | 三河天龙新型建材有限公司 | Slag powder elevator hopper |
| CN211544619U (en) * | 2020-01-16 | 2020-09-22 | 江西省欧陶科技有限公司 | Arch breaking device of feeding machine |
| CN212102965U (en) * | 2020-04-24 | 2020-12-08 | 广州立中锦山合金有限公司 | Convenient and efficient aluminum liquid dehydrogenation device |
| CN212736521U (en) * | 2020-06-19 | 2021-03-19 | 上海远通路桥工程有限公司 | Agitating unit for concrete placement |
| CN213226926U (en) * | 2020-06-24 | 2021-05-18 | 北京怀建混凝土有限责任公司 | Concrete mixing tank |
| CN212636523U (en) * | 2020-07-07 | 2021-03-02 | 江阴市洸洋塑业有限公司 | TPE thermoplastic elastomer extruder capable of cleaning materials |
| CN212915373U (en) * | 2020-08-07 | 2021-04-09 | 常州市勤源新材料有限公司 | Stirring kettle for preparing acrylic paint |
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Application publication date: 20210907 |