CN207669746U - A kind of double helix cooling screw for extruder - Google Patents
A kind of double helix cooling screw for extruder Download PDFInfo
- Publication number
- CN207669746U CN207669746U CN201721806371.4U CN201721806371U CN207669746U CN 207669746 U CN207669746 U CN 207669746U CN 201721806371 U CN201721806371 U CN 201721806371U CN 207669746 U CN207669746 U CN 207669746U
- Authority
- CN
- China
- Prior art keywords
- circular knife
- screw body
- screw
- drill bit
- double helix
- 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 - Fee Related
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- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a kind of double helix cooling screws for extruder, including screw body, fixed column and drill bit, the fixed column is set to screw body one end, the drill bit is set to the screw body other end, the screw body outer wall is equipped with forward circular knife, the forward circular knife side is equipped with reverse circular knife, the reverse circular knife and limit seam, the reverse circular knife and forward circular knife side is equipped with stomata is forward equipped between circular knife.The utility model is by being arranged limit seam, fixed frame and connection sheet, limit seam can prevent forward circular knife and reverse circular knife from occurring to squeeze during the work time to generate crack, connection sheet identical with screw body direction of rotation can be supported screw body and prevent from deforming, placing groove inside screw body can facilitate the evacuation for generating heat, what the acceleration ring of drill bit outer wall can be improved the screw rod drills through speed, achievees the effect that the service life for extending the device.
Description
Technical field
The utility model is related to industrial processes accessories field, more particularly to a kind of double helix for extruder cools down spiral shell
Bar.
Background technology
The working mechanism of screw-type extruder be by screw rod rotation generate institute pressure and shearing force, can make material can
Fully to carry out plasticizing and uniformly mixing, it is molded by buckling die, so can be completed at the same time using an extruder sometimes
Mixing, the series of process such as plasticizing and molding, to continuously be produced.Screw-type extruder needs to make in use
Double helix screw rod is used, existing double helix screw rod often because the increase of operating time generates high temperature, has in use
It can notably cause screw rod deformation that can not work on.In addition, screw rod needs to carry out cleaning protection after use, if being carried out clearly with water
Comprehend and accelerate screw rod rustization, to reduce the service life of screw rod.
Therefore, it invents a kind of necessary to solve the above problems for the double helix cooling screw of extruder.
Utility model content
The purpose of this utility model is to provide a kind of double helix cooling screws for extruder, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the utility model provides the following technical solutions：A kind of double helix for extruder cools down
Screw rod, including screw body, fixed column and drill bit, the fixed column are set to screw body one end, and the drill bit is set to spiral shell
The bar body other end, the screw body outer wall are equipped with forward circular knife, and the forward circular knife side is equipped with reverse circular knife,
The reverse circular knife and limit seam, the reverse circular knife and forward circular knife side is equipped with forward are equipped between circular knife
Stomata, described screw body one end outer wall are equipped with baffle, and the baffle side is equipped with intake valve, and the screw body is internally provided with
Placing groove, the placing groove are internally provided with fixed frame, and the fixed frame is internally provided with connection sheet, and the fixed column is internally provided with solid
Determine slot, the fixing groove is internally provided with card slot, and the drill bit outer wall, which is equipped with, accelerates ring.
Preferably, the fixed column and drill bit are fixedly connected with screw body, the forward circular knife and reverse spiral
Knife is fixedly connected with screw body, and the acceleration ring is fixedly connected with drill bit.
Preferably, the connection sheet is fixedly connected with fixed frame, and the fixed frame is adapted with placing groove.
Preferably, the quantity of the connection sheet is set as multiple, and the connection sheet is set as arc.
Preferably, the stomata runs through screw body, and the stomata is connect with placing groove.
Preferably, the fixed frame is made of rubber material, and the connection sheet is made of aluminum alloy materials.
The technique effect and advantage of the utility model：The utility model is by being arranged limit seam, fixed frame and connection sheet, limit
Position seam can prevent forward circular knife and reverse circular knife from occurring to squeeze during the work time, to generate crack, to revolve with screw body
Turn the identical connection sheet in direction and can be supported screw body to prevent from deforming, the placing groove inside screw body can facilitate generation
The evacuation of heat, what the acceleration ring of drill bit outer wall can be improved the screw rod drills through speed, reaches the service life for extending the device
Effect is consolidated fixed column by fixing groove and card slot by the way that intake valve and stomata is arranged after the completion of screw rod work with extruder
Determine device separation, intake valve is connect with external air pump, and high-speed gas is sprayed by placing groove by stomata, by the object on screw body
Feed powder dirt and other sundries are cleared up, and instead of modes such as traditional artificial cleaning or washings, it is defeated to reach reduction user labour
The effect gone out.
Description of the drawings
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the portions A enlarged drawing in Fig. 1 of the utility model；
Fig. 3 is the placement slot structure schematic diagram of the utility model；
In figure：Forward circular knife, 5 reverse circular knifes, 6 limit seams, 7 stomatas, 8 for 1 screw body, 2 fixed columns, 3 drill bits, 4
Baffle, 9 intake valves, 10 placing grooves, 11 fixed frames, 12 connection sheets, 13 fixing grooves, 14 card slots, 15 accelerate ring.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
The utility model provides a kind of double helix cooling screw for extruder as shown in Figs. 1-3, including screw rod
Ontology 1, fixed column 2 and drill bit 3, the fixed column 2 are set to 1 one end of screw body, and the drill bit 3 is set to screw body 1
The other end, 1 outer wall of the screw body are equipped with forward circular knife 4, and 4 side of forward circular knife is equipped with reverse circular knife 5, institute
It states and is equipped with limit seam 6, the reverse circular knife 5 and forward 4 side of circular knife is equal between reverse circular knife 5 and forward circular knife 4
Equipped with stomata 7,1 one end outer wall of the screw body is equipped with baffle 8, and 8 side of the baffle is equipped with intake valve 9, the screw rod sheet
Body 1 is internally provided with placing groove 10, and the placing groove 10 is internally provided with fixed frame 11, and the fixed frame 11 is internally provided with connection sheet
12, the fixed column 2 is internally provided with fixing groove 13, and the fixing groove 13 is internally provided with card slot 14, gentle by the way that intake valve 9 is arranged
Hole 7 is detached fixed column 2 by fixing groove 13 and card slot 14, intake valve after the completion of screw rod work with extruder fixing device
9 connect with external air pump, and high-speed gas is sprayed by placing groove 10 by stomata 7, by screw body 1 material dust and other
Sundries is cleared up, and instead of modes such as traditional artificial cleaning or washings, achievees the effect that reduce user's labor export, described
3 outer wall of drill bit, which is equipped with, accelerates ring 15.
The fixed column 2 and drill bit 3 are fixedly connected with screw body 1, the forward circular knife 4 and reverse circular knife 5
It is fixedly connected with screw body 1, the acceleration ring 15 is fixedly connected with drill bit 3, and the connection sheet 12 is fixed with fixed frame 11
Connection, the fixed frame 11 are adapted with placing groove 10, and the quantity of the connection sheet 12 is set as multiple, and the connection sheet 12 is set
It is set to arc, by the way that limit seam 6, fixed frame 11 and connection sheet 12 is arranged, limit seam 6 can prevent forward circular knife 4 and reverse spiral shell
Rotary knife 5 occurs to squeeze during the work time to generate crack, and connection sheet identical with 1 direction of rotation of screw body 12 can be to spiral shell
Bar body 1, which is supported, to be prevented from deforming, and the placing groove 10 inside screw body 1 can facilitate the evacuation for generating heat, 3 outer wall of drill bit
Acceleration ring 15 can be improved the screw rod drill through speed, achieve the effect that the service life for extending the device, the stomata 7 run through
Screw body 1, the stomata 7 are connect with placing groove 10, and the fixed frame 11 is made of rubber material, and the connection sheet 12 is by aluminium
Alloy material is made.
This practicality operation principle：This is used for the double helix cooling screw of extruder in use, limit seam 6 can prevent forward spiral shell
Rotary knife 4 and reverse circular knife 5 occur to squeeze during the work time to generate crack, identical with 1 direction of rotation of screw body
Connection sheet 12 can be supported screw body 1 and prevent from deforming, and the placing groove 10 inside screw body 1, which can facilitate, generates heat
Evacuation, what the accelerations ring 15 of 3 outer wall of drill bit can be improved the screw rod drills through speed, and after the completion of which works, fixed column 2 is passed through
Fixing groove 13 and card slot 14 are detached with extruder fixing device, and intake valve 9 is connect with external air pump, and high-speed gas passes through placing groove
10 are sprayed by stomata 7, by screw body 1 material dust and other sundries clear up, instead of traditional artificial cleaning or water
It the modes such as washes, reduces user's labor export.
Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it still can be with technical scheme described in the above embodiments is modified, or to which part technical characteristic
Equivalent replacement is carried out, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of double helix cooling screw for extruder, including screw body（1）, fixed column（2）And drill bit（3）, special
Sign is：The fixed column（2）It is set to screw body（1）One end, the drill bit（3）It is set to screw body（1）The other end,
The screw body（1）Outer wall is equipped with forward circular knife（4）, the forward circular knife（4）Side is equipped with reverse circular knife（5）,
The reverse circular knife（5）With forward circular knife（4）Between be equipped with limit seam（6）, the reverse circular knife（5）Forward spiral
Knife（4）Side is equipped with stomata（7）, the screw body（1）One end outer wall is equipped with baffle（8）, the baffle（8）Side is equipped with
Intake valve（9）, the screw body（1）It is internally provided with placing groove（10）, the placing groove（10）It is internally provided with fixed frame（11）,
The fixed frame（11）It is internally provided with connection sheet（12）, the fixed column（2）It is internally provided with fixing groove（13）, the fixing groove
（13）It is internally provided with card slot（14）, the drill bit（3）Outer wall, which is equipped with, accelerates ring（15）.
2. a kind of double helix cooling screw for extruder according to claim 1, it is characterised in that：The fixed column
（2）And drill bit（3）And screw body（1）It is fixedly connected, the forward circular knife（4）With reverse circular knife（5）And screw rod
Ontology（1）It is fixedly connected, the acceleration ring（15）With drill bit（3）It is fixedly connected.
3. a kind of double helix cooling screw for extruder according to claim 1, it is characterised in that：The connection sheet
（12）With fixed frame（11）It is fixedly connected, the fixed frame（11）With placing groove（10）It is adapted.
4. a kind of double helix cooling screw for extruder according to claim 1, it is characterised in that：The connection sheet
（12）Quantity be set as multiple, the connection sheet（12）It is set as arc.
5. a kind of double helix cooling screw for extruder according to claim 1, it is characterised in that：The stomata
（7）Through screw body（1）, the stomata（7）With placing groove（10）Connection.
6. a kind of double helix cooling screw for extruder according to claim 1, it is characterised in that：The fixed frame
（11）It is made of rubber material, the connection sheet（12）It is made of aluminum alloy materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721806371.4U CN207669746U (en) | 2017-12-21 | 2017-12-21 | A kind of double helix cooling screw for extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721806371.4U CN207669746U (en) | 2017-12-21 | 2017-12-21 | A kind of double helix cooling screw for extruder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207669746U true CN207669746U (en) | 2018-07-31 |
Family
ID=62970431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721806371.4U Expired - Fee Related CN207669746U (en) | 2017-12-21 | 2017-12-21 | A kind of double helix cooling screw for extruder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207669746U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117429128A (en) * | 2023-12-20 | 2024-01-23 | 杭州神彩包装印业有限公司 | Self-moisture-absorbing packaging bag and manufacturing process thereof |
-
2017
- 2017-12-21 CN CN201721806371.4U patent/CN207669746U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117429128A (en) * | 2023-12-20 | 2024-01-23 | 杭州神彩包装印业有限公司 | Self-moisture-absorbing packaging bag and manufacturing process thereof |
| CN117429128B (en) * | 2023-12-20 | 2024-03-12 | 杭州神彩包装印业有限公司 | Self-moisture-absorbing packaging bag and manufacturing process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180731 Termination date: 20211221 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |