CN207240579U - The natural rubber wet method with negative pressure devolatilization is kneaded double-screw extruding pelletizing machine - Google Patents
The natural rubber wet method with negative pressure devolatilization is kneaded double-screw extruding pelletizing machine Download PDFInfo
- Publication number
- CN207240579U CN207240579U CN201721189577.7U CN201721189577U CN207240579U CN 207240579 U CN207240579 U CN 207240579U CN 201721189577 U CN201721189577 U CN 201721189577U CN 207240579 U CN207240579 U CN 207240579U
- Authority
- CN
- China
- Prior art keywords
- cylinder
- devolatilization
- double
- kneaded
- negative pressure
- 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.)
- Active
Links
Landscapes
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses the natural rubber wet method with negative pressure devolatilization to be kneaded double-screw extruding pelletizing machine, including extruder main body and Devolatilization device, the extruder main body includes cylinder and screw rod, the center line of screw rod along cylinder is arranged on the inside of cylinder, screw rod is connected with the motor being arranged on outside cylinder feed end, outer wall in the middle part of cylinder is equipped with devolatilization mouth, vacuum tube grafting pipe fitting is equipped with devolatilization mouth, Devolatilization device includes vacuum extrusion machine and collecting box, the both ends of vacuum extrusion machine are connected with vacuum tube grafting pipe fitting and collecting box respectively by pipeline, the discharge end of cylinder is equipped with extrusion board, extrusion board is equipped with discharge port, the outside of extrusion board is equipped with rotary cutting apparatus, the bottom of cylinder is additionally provided with water outlet, water outlet is equipped with filter plate.Solve the problems, such as in the prior art extruding granulator cannot carry out at work devolatilization, sizing material cannot be cut it is small.
Description
Technical field
It the utility model is related to rubber tooling field, and in particular to a kind of natural rubber with negative pressure devolatilization
Wet method is kneaded double-screw extruding pelletizing machine.
Background technology
The process of rubber is that rubber is made to the technical process of rubber, the basic mistake of various rubber processing
Journey includes plasticating, be kneaded, roll or extruding（Extrude）, shaping and vulcanization etc. basic working procedure, wherein each process is directed to product
There are different requirements, be respectively cooperating with some auxiliary operations.
Raw rubber needs to improve its plasticity through over-mastication first；Then, carbon black/white carbon and various rubber are helped by being kneaded
Agent is uniformly mixed into sizing material with rubber；The blank of definite shape is made by extrusion for sizing material；Make again its with by calendering kiss-coating or
The textile material of gluing（Or and metal material）Combine and be shaped to semi-finished product；Finally through over cure again by with plasticity
Elastomeric final products are made in semi-finished product.
Existing extruding granulator is when sizing material is extruded, it is impossible to sizing material is cut into small pieces, and cannot be in extruder
Sizing material carry out devolatilization processing, function is single, and efficiency is low.
Utility model content
The purpose of this utility model is to provide a kind of natural rubber wet method with negative pressure devolatilization to be kneaded twin-screw
Extruding granulator, solve the problems, such as in the prior art extruding granulator cannot carry out at work devolatilization, sizing material cannot be cut it is small.
To solve above-mentioned technical problem, the utility model uses following technical scheme：
A kind of natural rubber wet method with negative pressure devolatilization is kneaded double-screw extruding pelletizing machine, including extruder main body
And Devolatilization device, the extruder main body include cylinder and screw rod, the center line of screw rod along cylinder is arranged on the inside of cylinder, spiral shell
Bar is connected with the motor being arranged on outside cylinder feed end, and the outer wall in the middle part of cylinder is equipped with devolatilization mouth, is equipped with devolatilization mouth true
Blank pipe grafting pipe fitting, Devolatilization device include vacuum extrusion machine and collecting box, the both ends of vacuum extrusion machine by pipeline respectively with very
Blank pipe grafting pipe fitting is connected with collecting box, and the discharge end of cylinder is equipped with extrusion board, and extrusion board is equipped with discharge port, extrusion board it is outer
Side is equipped with rotary cutting apparatus, and the bottom of cylinder is additionally provided with water outlet, and water outlet is equipped with filter plate.
Fresh glue, white carbon and other rubber chemicals are put into cylinder in proportion from the feed inlet of cylinder, at the same time
Vacuum extrusion machine is opened, after material enters cylinder, under the action of screw rod, is extruded, is uniformly mixed, and going out towards cylinder
During expecting that end movement, material are mobile in cylinder, devolatilization temperature is heated to, part of waving in material is just taken out in vacuum at this time
Under the action of carrying machine, pipeline from devolatilization opening's edge and enter collecting box, when the material after devolatilization reaches the discharge end of cylinder, from
The discharge outlet of extrusion board is extruded, and the shape of crowded material mouth is set according to demand, and this completes extrusion step, works as material
After being extruded, material is cut by being arranged on the rotary cutting apparatus on the outside of extrusion board, material is cut into uniform material block,
Facilitate follow-up procedure of processing.
As the further preferred of the utility model, the vacuum tube grafting pipe fitting includes main pipe and branch pipe, main pipe
Bottom be connected with devolatilization mouth, branch pipe tilts upward setting, and the lower end of branch pipe is connected with the side wall of main pipe, each main pipe
On be correspondingly arranged more than two branch pipes.
More than two branch pipes are set on each main pipe, multiple vacuum can be thus connected on each main pipe and are taken out
Carry machine, when a vacuum extrusion machine break down or a branch pipe be blocked when, can start in addition spare vacuum extrusion machine,
Ensure the lasting devolatilization of process, it is to wave part in order to allow and preferably enter pipeline by branch pipe that branch pipe, which tilts upward setting,.
As the further preferred of the utility model, the top of the branch pipe wall is provided around the card of branch pipe wall setting
Connect baffle, clamping baffle and branch pipe wall form the annular snap of the pipeline that is connected for grafting with vacuum extrusion machine of notch upward
Groove, is clamped the branch pipe wall above baffle and is equipped with mounting hole, bolt is equipped with mounting hole.
During installation, the pipeline for connecting vacuum extrusion machine is plugged in annular slot, is then fixed with bolt,
It is easy for installation, it is tightly combined.
As the further preferred of the utility model, the rotary cutting apparatus includes cutting blade, shaft and motor mounting plate,
Shaft is set along the extended line of Barrel alignment, and one end of shaft and the center rotating of extrusion board connect, and motor mounting plate passes through
Stent is connected with the discharge end of cylinder, and the middle part of motor mounting plate is equipped with mainshaft snap, and the outside of motor mounting plate is equipped with motor,
The main shaft of motor is connected through mainshaft snap with the other end of shaft, and the cutting blade is set around the shaft.
When rotary cutting apparatus works, the motor on motor mounting plate is in opening, the main shaft of motor drive shaft into
Row rotates, and the cutting blade set in shaft is just as shaft together rotates, when the material in cylinder is extruded from discharge outlet
When out, uniform material block is cut into regard to the cutting blade that can be rotated, the length for often saving material block can be by adjusting electricity
The rotating speed of machine is adjusted.
As the further preferred of the utility model, the stent is divided into top-support and side bracket, and top-support is set
Put and be then arranged on the both sides of motor mounting plate in the top of motor mounting plate, side bracket.
By stent be arranged on the top of motor mounting plate and both sides be in order in material by rotating blade well cutting after, cutting
Material after good in dropping process without impinging on stent, the top of top-support and side bracket connect it is triangular in shape, this
Sample can increase the degree of stability of support.
As the further preferred of the utility model, screw thread rib is also furnished with the helical blade of the screw rod.
It is in order to increase the durability of helical blade, second, in order to increase that rib one is threaded on the helical blade of screw rod
Add the frictional force of helical blade, can preferably transport material to the discharge end of cylinder.
As the further preferred of the utility model, the filter plate is double-decker.
Filter plate is to say to set two layers of filter plate for double-decker, and the filter hole of two layers of filter plate is staggered, incited somebody to action
It is because when screw rod is in running that filter plate, which is arranged to double-decker, the material in cylinder can be extruded, in the effect of pressure
Under there is partial material slag to be squeezed through first layer filter plate, but by first layer filter plate after, this partial material slag is just
It will not be squeezed, at this moment by second layer filter plate, just material slag can preferably be stopped, be made in waste water containing less
Impurity.
As the further preferred of the utility model, the bottom of the water outlet is equipped with waste water collection tank, waste water collection tank
It is connected with white carbon retracting device.
Waste water collection tank is set in water outlet bottom, the waste water discharged in cylinder can be collected, and waste water collection tank
Be connected with white carbon retracting device is that the white carbon in waste water is for recycling and reuse for convenience.
As the further preferred of the utility model, the screw rod in the extruder main body is twin-screw.
Compared with prior art, the utility model can at least reach one in following beneficial effect：
1. devolatilization processing and cutting process can be carried out to material, as a result of twin-screw, energy while being extruded
By material stirring evenly, and part of waving in material can be made preferably to deviate from.
2. since there is provided vacuum tube grafting pipe fitting, the pipeline being connected with vacuum extrusion machine can be very easily plugged on
On vacuum tube grafting pipe fitting, and there is provided after vacuum tube grafting pipe fitting, can reduce to cause because vacuum extrusion machine breaks down
The probability that situation of delaying work occurs.
3. the durability of screw spiral blade is good.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model.
Fig. 2 is the structure diagram of screw rod.
Fig. 3 is the structure diagram of the utility model vacuum tube grafting pipe fitting.
Fig. 4 is the structure diagram of the utility model branch pipe.
Fig. 5 is the top view of Fig. 4.
Embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, is further elaborated the utility model.It should be appreciated that specific embodiment described herein is only explaining
The utility model, is not used to limit the utility model.Specific embodiment 1：
Fig. 1, Fig. 2 show that a kind of natural rubber wet method with negative pressure devolatilization is kneaded double-screw extruding pelletizing machine,
Including extruder main body 1 and Devolatilization device 2, the extruder main body 1 includes cylinder 11 and screw rod 12, and screw rod 12 is along cylinder 11
Center line is arranged on the inside of cylinder 11, and screw rod 12 is connected with the motor 3 being arranged on outside 11 feed end of cylinder, the middle part of cylinder 11
Outer wall be equipped with devolatilization mouth, be equipped with vacuum tube grafting pipe fitting 4 at devolatilization mouth, Devolatilization device 2 includes vacuum extrusion machine 21 and receives
Header 22, the both ends of vacuum extrusion machine 21 are connected with vacuum tube grafting pipe fitting 4 and collecting box 22 respectively by pipeline, cylinder 11
Discharge end is equipped with extrusion board 5, and extrusion board 5 is equipped with discharge port 51, and the outside of extrusion board 5 is equipped with rotary cutting apparatus 6, the bottom of cylinder 11
Portion is additionally provided with water outlet 7, and filter plate is equipped with water outlet 7.
Fresh glue, white carbon and other rubber chemicals are put into cylinder in proportion from the feed inlet of cylinder, at the same time
Vacuum extrusion machine is opened, after material enters cylinder, under the action of screw rod, is extruded, is uniformly mixed, and going out towards cylinder
During expecting that end movement, material are mobile in cylinder, devolatilization temperature is heated to, part of waving in material is just taken out in vacuum at this time
Under the action of carrying machine, pipeline from devolatilization opening's edge and enter collecting box, when the material after devolatilization reaches the discharge end of cylinder, from
The discharge outlet of extrusion board is extruded, and the shape of crowded material mouth is set according to demand, and this completes extrusion step, works as material
After being extruded, material is cut by being arranged on the rotary cutting apparatus on the outside of extrusion board, material is cut into uniform material block,
Facilitate follow-up procedure of processing.
Specific embodiment 2：
As shown in figure 3, the present embodiment is that vacuum tube grafting pipe fitting 4 has been carried out into one on the basis of specific embodiment 1
The explanation of step, the vacuum tube grafting pipe fitting 4 include main pipe 41 and branch pipe 42, and the bottom of main pipe 41 is connected with devolatilization mouth,
Branch pipe 42 tilts upward setting, and the lower end of branch pipe 42 is connected with the side wall of main pipe 41, is correspondingly arranged on each main pipe 41
More than two branch pipes.
More than two branch pipes are set on each main pipe, multiple vacuum can be thus connected on each main pipe and are taken out
Carry machine, when a vacuum extrusion machine break down or a branch pipe be blocked when, can start in addition spare vacuum extrusion machine,
Ensure the lasting devolatilization of process, it is to wave part in order to allow and preferably enter pipeline by branch pipe that branch pipe, which tilts upward setting,.
Specific embodiment 3：
As shown in Figure 4, Figure 5, the present embodiment is that branch pipe 42 has carried out further on the basis of specific embodiment 2
Bright, the top of 42 inner wall of branch pipe is provided around the clamping baffle 421 of branch pipe wall setting, clamping baffle 421 and branch pipe 42
Inner wall forms the annular slot 8 of the pipeline that is connected for grafting with vacuum extrusion machine of notch upward, the branch of 421 top of clamping baffle
42 tube wall of pipe is equipped with mounting hole, and bolt 9 is equipped with mounting hole.
Specific embodiment 4：
The present embodiment is to have carried out further instruction, the rotary-cut to rotary cutting apparatus 6 on the basis of specific embodiment 1
Device 6 includes cutting blade 61, shaft 62 and motor mounting plate 63, and shaft 62 sets along the extended line of 11 center line of cylinder, turns
One end of axis 62 is connected with the center rotating of extrusion board 5, and motor mounting plate 63 is connected by stent 10 with the discharge end of cylinder 11,
The middle part of motor mounting plate 63 is equipped with mainshaft snap, and the outside of motor mounting plate 63 is equipped with motor 3, and the main shaft of motor 3 passes through master
Axis opening is connected with the other end of shaft 62, and the cutting blade 61 62 is set around the shaft.
When rotary cutting apparatus works, the motor on motor mounting plate is in opening, the main shaft of motor drive shaft into
Row rotates, and the cutting blade set in shaft is just as shaft together rotates, when the material in cylinder is extruded from discharge outlet
When out, uniform material block is cut into regard to the cutting blade that can be rotated, the length for often saving material block can be by adjusting electricity
The rotating speed of machine is adjusted.
Specific embodiment 5：
The present embodiment is to have carried out further instruction to stent 10 on the basis of specific embodiment 4, the stent 10
It is divided into top-support 101 and side bracket 102, top-support 101 is arranged on the top of motor mounting plate 63, side bracket
（102）Then it is arranged on the both sides of motor mounting plate 63.
By stent be arranged on the top of motor mounting plate and both sides be in order in material by rotating blade well cutting after, cutting
Material after good in dropping process without impinging on stent, the top of top-support and side bracket connect it is triangular in shape, this
Sample can increase the degree of stability of support.
Specific embodiment 6：
The present embodiment is that screw thread rib 122 is additionally arranged on the basis of specific embodiment 1, the helical blade of the screw rod 12
Screw thread rib 122 is also furnished with 121.
It is in order to increase the durability of helical blade, second, in order to increase that rib one is threaded on the helical blade of screw rod
Add the frictional force of helical blade, can preferably transport material to the discharge end of cylinder.
Specific embodiment 7：
The present embodiment is to have carried out further instruction, the filter plate to filter plate on the basis of specific embodiment 1
For double-decker.
Filter plate is to say to set two layers of filter plate for double-decker, and the filter hole of two layers of filter plate is staggered, incited somebody to action
It is because when screw rod is in running that filter plate, which is arranged to double-decker, the material in cylinder can be extruded, in the effect of pressure
Under there is partial material slag to be squeezed through first layer filter plate, but by first layer filter plate after, this partial material slag is just
It will not be squeezed, at this moment by second layer filter plate, just material slag can preferably be stopped, be made in waste water containing less
Impurity.
Specific embodiment 8：
The present embodiment is that waste water collection tank 71 is additionally arranged on the basis of specific embodiment 1, and the bottom of the water outlet 7 is set
There is waste water collection tank 71, waste water collection tank 71 is connected with white carbon retracting device 72.
Waste water collection tank is set in water outlet bottom, the waste water discharged in cylinder can be collected, and waste water collection tank
Be connected with white carbon retracting device is that the white carbon in waste water is for recycling and reuse for convenience.
Specific embodiment 9：
The present embodiment is that the screw rod 12 in extruder main body 1 has been carried out further on the basis of specific embodiment 1
Illustrate, the screw rod 12 in the extruder main body 1 is twin-screw.
Although reference be made herein to the utility model is described in multiple explanatory embodiments of the utility model, still,
It should be understood that those skilled in the art can be designed that a lot of other modifications and embodiment, these modifications and embodiment
It will fall within spirit disclosed in the present application and spirit.More specifically, in disclosure, drawings and claims
In the range of, a variety of variations and modifications can be carried out to the building block and/or layout of theme combination layout.Except to building block
And/or outside the modification and improvement of layout progress, to those skilled in the art, other purposes also will be apparent.
Claims (9)
1. a kind of natural rubber wet method with negative pressure devolatilization is kneaded double-screw extruding pelletizing machine, including extruder main body
（1）And Devolatilization device（2）, it is characterised in that：The extruder main body（1）Including cylinder（11）And screw rod（12）, screw rod（12）
Along cylinder（11）Center line be arranged on cylinder（11）Inside, screw rod（12）With being arranged on cylinder（11）Electricity outside feed end
Machine（3）It is connected, cylinder（11）The outer wall at middle part is equipped with devolatilization mouth, and vacuum tube grafting pipe fitting is equipped with devolatilization mouth（4）, devolatilization dress
Put（2）Including vacuum extrusion machine（21）And collecting box（22）, vacuum extrusion machine（21）Both ends by pipeline respectively with vacuum tube
Grafting pipe fitting（4）And collecting box（22）It is connected, cylinder（11）Discharge end be equipped with extrusion board（5）, extrusion board（5）It is equipped with discharging
Mouthful（51）, extrusion board（5）Outside be equipped with rotary cutting apparatus（6）, cylinder（11）Bottom be additionally provided with water outlet（7）, water outlet（7）
Place is equipped with filter plate.
2. the natural rubber wet method with negative pressure devolatilization according to claim 1 is kneaded double-screw extruding pelletizing machine,
It is characterized in that：The vacuum tube grafting pipe fitting（4）Including main pipe（41）And branch pipe（42）, main pipe（41）Bottom with it is de-
Wave mouth to be connected, branch pipe（42）Tilt upward setting, branch pipe（42）Lower end and main pipe（41）Side wall be connected, each supervisor
Body（41）On be correspondingly arranged more than two branch pipes.
3. the natural rubber wet method with negative pressure devolatilization according to claim 2 is kneaded double-screw extruding pelletizing machine,
It is characterized in that：The branch pipe（42）The top of inner wall is provided around the clamping baffle of branch pipe wall setting（421）, it is clamped baffle
（421）With branch pipe（42）Inner wall forms the annular slot of the pipeline that is connected for grafting with vacuum extrusion machine of notch upward（8）, card
Connect baffle（421）The branch pipe of top（42）Tube wall is equipped with mounting hole, and bolt is equipped with mounting hole（9）.
4. the natural rubber wet method with negative pressure devolatilization according to claim 1 is kneaded double-screw extruding pelletizing machine,
It is characterized in that：The rotary cutting apparatus（6）Including cutting blade（61）, shaft（62）And motor mounting plate（63）, shaft（62）
Along cylinder（11）The extended line of center line is set, shaft（62）One end and extrusion board（5）Center rotating connection, motor installation
Plate（63）Pass through stent（10）With cylinder（11）Discharge end be connected, motor mounting plate（63）Middle part be equipped with mainshaft snap, electricity
Machine installing plate（63）Outside be equipped with motor（3）, motor（3）Main shaft pass through mainshaft snap and shaft（62）Other end phase
Even, the cutting blade（61）Around the shaft（62）Set.
5. the natural rubber wet method with negative pressure devolatilization according to claim 4 is kneaded double-screw extruding pelletizing machine,
It is characterized in that：The stent（10）It is divided into top-support and side bracket, top-support is arranged on motor mounting plate（63）'s
Top, side bracket are then arranged on motor mounting plate（63）Both sides.
6. the natural rubber wet method with negative pressure devolatilization according to claim 1 is kneaded double-screw extruding pelletizing machine,
It is characterized in that：The screw rod（12）Helical blade（121）On be also furnished with screw thread rib（122）.
7. the natural rubber wet method with negative pressure devolatilization according to claim 1 is kneaded double-screw extruding pelletizing machine,
It is characterized in that：The filter plate is double-decker.
8. the natural rubber wet method with negative pressure devolatilization according to claim 1 is kneaded double-screw extruding pelletizing machine,
It is characterized in that：The water outlet（7）Bottom be equipped with waste water collection tank（71）, waste water collection tank（71）Recycle and fill with white carbon
Put connected.
9. the natural rubber wet method with negative pressure devolatilization according to claim 1 is kneaded double-screw extruding pelletizing machine,
It is characterized in that：The extruder main body（1）In screw rod（12）For twin-screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721189577.7U CN207240579U (en) | 2017-09-15 | 2017-09-15 | The natural rubber wet method with negative pressure devolatilization is kneaded double-screw extruding pelletizing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721189577.7U CN207240579U (en) | 2017-09-15 | 2017-09-15 | The natural rubber wet method with negative pressure devolatilization is kneaded double-screw extruding pelletizing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207240579U true CN207240579U (en) | 2018-04-17 |
Family
ID=61888818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721189577.7U Active CN207240579U (en) | 2017-09-15 | 2017-09-15 | The natural rubber wet method with negative pressure devolatilization is kneaded double-screw extruding pelletizing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207240579U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI811963B (en) * | 2022-01-20 | 2023-08-11 | 楊家彰 | Vacuum removal of water under melting point direct granulation machine |
-
2017
- 2017-09-15 CN CN201721189577.7U patent/CN207240579U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI811963B (en) * | 2022-01-20 | 2023-08-11 | 楊家彰 | Vacuum removal of water under melting point direct granulation machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206217128U (en) | It is a kind of to extrude quality anti-blocking plastic extruder high | |
| CN201736367U (en) | Wet natural rubber single-screw dehydration machine | |
| CN106192506A (en) | A kind of separation method of waste paper plastic composite materials paper separation production system | |
| CN207240579U (en) | The natural rubber wet method with negative pressure devolatilization is kneaded double-screw extruding pelletizing machine | |
| CN208567316U (en) | A kind of tilting spiral dryer for technics of reclaim of plastic waste | |
| CN110171119A (en) | A kind of helical bellows continuous forming process | |
| CN204454972U (en) | A kind of desulfurization regeneration equipment of waste rubber powder | |
| CN104191540B (en) | Film squeezing dewaterer | |
| CN205601028U (en) | Production system is extruded in rubber desulfurization | |
| CN2194253Y (en) | Prilling extruder using wet, waste, used plastic film | |
| CN115366292B (en) | Batching device for plastic woven bags | |
| CN207747148U (en) | A kind of Die cutting tool for restoring annulus fuse PPTC and making | |
| CN207014747U (en) | A kind of printer toner production extruder die head with cooling body | |
| CN203254642U (en) | Automatic melt filter with long filter screens | |
| CN207481182U (en) | White carbon natural rubber wet method is kneaded horizontal dynamic rotary Quick condensate equipment | |
| CN109797605B (en) | Novel seamless paper tube and seamless extrusion forming process thereof | |
| CN204773118U (en) | Plastics granulation equipment | |
| CN106426630A (en) | Vacuum assisted method and equipment for preventing outflow of rubber by screw extrusion continuous dehydration drying | |
| CN208730316U (en) | A kind of plastic extruder leakproof feeding device | |
| CN206623250U (en) | A kind of electric fan polypropylene Granulation Equipments | |
| CN205835909U (en) | A kind of feeding inlet structure of plastic extruder | |
| CN206264201U (en) | A kind of rubber vacuum auxiliary threaded rod extruding continuous dehydration dries anti-overflow equipment | |
| CN204523478U (en) | Paper pulp processing system after a kind of paper is separated | |
| CN106738759A (en) | Polyurethane tubing extrusion molding system | |
| CN213198716U (en) | Double-screw double-stage extruder with protection mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |