CN207758070U - A kind of injection molding machine screw barrel - Google Patents
A kind of injection molding machine screw barrel Download PDFInfo
- Publication number
- CN207758070U CN207758070U CN201721872436.5U CN201721872436U CN207758070U CN 207758070 U CN207758070 U CN 207758070U CN 201721872436 U CN201721872436 U CN 201721872436U CN 207758070 U CN207758070 U CN 207758070U
- Authority
- CN
- China
- Prior art keywords
- screw rod
- screw
- central tube
- wear resistant
- resistant alloy
- 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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- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a kind of injection molding machine screw barrels, including nozzle, wear resistant alloy sleeve, first screw rod, second screw rod, third screw rod, machine barrel, firm banking and discharge pipe, the middle position of the inside machine barrel is provided with central tube, and the side of central tube is equipped with wear resistant alloy sleeve, side of the central tube far from wear resistant alloy sleeve is equipped with fixing clasp, and the side of the close fixing clasp inside central tube is horizontally installed with third screw rod, firm banking is installed on third screw rod on the outside of the fixing clasp, and it is provided with third screw thread on the outside of the third screw rod inside central tube.The utility model is by being equipped with the first screw rod, the second screw rod and third screw rod, the first screw rod, the second screw rod and third screw rod can carry out secondary plasticizing and combing to plastics when in use, the plasticizing effect of plastics is good, the service life of machine barrel is long, production cost can be effectively reduced, production efficiency is improved.
Description
Technical field
The utility model is related to injection molding machine equipment technical field, specially a kind of injection molding machine screw barrel.
Background technology
Plastic extruder is the tool for producing plastic products, in people’s lives with more and more in real life
In play an important role, miscellaneous plastic products substantially increase the living standard of the people, and screw barrel is plastics
The important component of extruder is mainly used for carrying out heating extruding to plastic grain, at present screw rod be substantially all and want
For single-screw shape structure, in particular for processing the screw rod of PET raw materials, due to being that single-screw shape structure causes PET plastic surface
The shortcomings that finish is poor and is also easy to produce bubble.
Utility model content
The purpose of this utility model is to provide a kind of injection molding machine screw barrels, to solve to propose in above-mentioned background technology
The problem of.
To achieve the above object, the utility model provides the following technical solutions：A kind of injection molding machine screw barrel, including spray
Mouth, wear resistant alloy sleeve, the first screw rod, the second screw rod, third screw rod, machine barrel, firm banking and discharge pipe, the inside machine barrel
Middle position be provided with central tube, and the side of central tube is equipped with wear resistant alloy sleeve, and the central tube is separate
The side of wear resistant alloy sleeve is equipped with fixing clasp, and the side of the close fixing clasp inside central tube is horizontally installed with
Three screw rods, are equipped with firm banking on the third screw rod on the outside of the fixing clasp, and the third screw rod inside central tube
Outside is provided with third screw thread, and the side of the third screw rod far from fixing clasp is equipped with the second screw rod, and the second screw rod
Outside is evenly arranged with the second screw thread, and the side of second screw rod far from third screw rod is equipped with the first screw rod, and the first spiral shell
The outside of bar is uniformly equipped with screwed ring, and the first screw thread is evenly arranged on the outside of the screwed ring, and first screw rod is separate
The side of second screw rod is equipped with nozzle and passes through wear resistant alloy sleeve, and the middle position of nozzle interior is provided with discharge pipe.
Preferably, the junction of the nozzle and the first screw rod is equipped with sealing ring, and the first screw rod is close to sealing ring position
Through-hole is evenly arranged on the outside of the place of setting.
Preferably, the inner wall of the inner wall of the wear resistant alloy sleeve and central tube is in the same plane.
Preferably, the diameter of second screw rod is more than the diameter of the first screw rod and third screw rod.
Preferably, the inner wall of the central tube is provided with and the mutually matched internal thread of third screw thread.
Compared with prior art, the utility model has the beneficial effects that：The injection molding machine screw barrel is by being equipped with
One screw rod, the second screw rod and third screw rod, the first screw rod, the second screw rod and third screw rod can carry out two to plastics when in use
The plasticizing effect of secondary plasticizing and combing, plastics is good, and the service life of machine barrel is long, can effectively reduce production cost, improves life
Produce efficiency, while device is by being equipped with sealing ring and fixing clasp, convenient for the first screw rod, the second screw rod and third screw rod into
Row is fixedly mounted, and prevents position offset at work, prevents plastics from revealing, while device is by being provided with the first screw thread, second
Screw thread, third screw thread and screwed ring so that manufactured plastic product finish is good, is not likely to produce bubble.
Description of the drawings
Fig. 1 is that the structure of the utility model faces diagrammatic cross-section；
Fig. 2 is the structure schematic elevation view of the utility model；
Fig. 3 is the structure partial schematic diagram of the utility model；
In figure：1- nozzles；2- wear resistant alloy sleeves；The first screw rods of 3-；The second screw rods of 4-；5- central tubes；6- third screw rods；
7- machine barrels；8- fixing clasps；9- firm bankings；10- third screw threads；11- screwed rings；12- sealing rings；13- discharge pipes；14-
First screw thread；The second screw threads of 15-.
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.
- 3 are please referred to Fig.1, a kind of embodiment provided by the utility model：A kind of injection molding machine screw barrel, including nozzle
1, wear resistant alloy sleeve 2, the first screw rod 3, the second screw rod 4, third screw rod 6, machine barrel 7, firm banking 9 and discharge pipe 13, machine barrel 7
Internal middle position is provided with central tube 5, and the side of central tube 5 is equipped with wear resistant alloy sleeve 2, central tube 5
Side far from wear resistant alloy sleeve 2 is equipped with fixing clasp 8, and the side of the close fixing clasp 8 inside central tube 5 is lateral
Third screw rod 6 is installed, firm banking 9 is installed on the third screw rod 6 in 8 outside of fixing clasp, and the inside central tube 5
The outside of three screw rods 6 is provided with third screw thread 10, and the inner wall of central tube 5 is provided with and the mutually matched interior spiral shell of third screw thread 10
Line, side of the third screw rod 6 far from fixing clasp 8 is equipped with the second screw rod 4, and the outside of the second screw rod 4 is evenly arranged with
Two screw threads 15, the second side of the screw rod 4 far from third screw rod 6 are equipped with the first screw rod 3, and the diameter of the second screw rod 4 is more than first
The diameter of screw rod 3 and third screw rod 6, convenient for repeatedly being squeezed, and the outside of the first screw rod 3 is uniformly equipped with screwed ring 11,
The outside of screwed ring 11 is evenly arranged with the first screw thread 14, and side of first screw rod 3 far from the second screw rod 4 is equipped with nozzle 1 and wears
Cross wear resistant alloy sleeve 2, the inner wall of wear resistant alloy sleeve 2 with the inner wall of central tube 5 in the same plane, nozzle 1 and the first screw rod 3
Junction sealing ring 12 is installed, and the first screw rod 3 at 12 position of sealing ring on the outside of be evenly arranged with through-hole, ensure
The leakproofness of device, and the middle position inside nozzle 1 is provided with discharge pipe 13.
Operation principle：In use, plastics are injected the central tube 5 in machine barrel 7, the first screw rod 3, the second screw rod 4 and the
Three screw rods 6 rotate, and are stirred to plastics, since the diameter of the second screw rod 4 is more than the diameter of the first screw rod 3 and third screw rod 6,
So that the bubble in plastics is completely exhausted out, secondary plasticizing and combing are carried out to plastics, the plasticizing effect of plastics is good, and machine barrel 7 makes
With long lifespan, production cost can be effectively reduced, improve production efficiency, last plastics by through-hole and discharge pipe 13, from
It is sprayed on nozzle 1 moulding so that manufactured plastic product finish is good, is not likely to produce bubble.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing in the equivalent requirements of the claims will be fallen
All changes in justice and range are embraced therein.Any reference numeral in claim should not be considered as limitation
Involved claim.
Claims (5)
1. a kind of injection molding machine screw barrel, including nozzle（1）, wear resistant alloy sleeve（2）, the first screw rod（3）, the second screw rod（4）、
Third screw rod（6）, machine barrel（7）, firm banking（9）And discharge pipe（13）, it is characterised in that：The machine barrel（7）In internal
Between be provided with central tube at position（5）, and central tube（5）Side wear resistant alloy sleeve is installed（2）, the central tube
（5）Far from wear resistant alloy sleeve（2）Side fixing clasp is installed（8）, and central tube（5）Internal close fixing clasp
（8）Side be horizontally installed with third screw rod（6）, the fixing clasp（8）The third screw rod in outside（6）On fixed bottom is installed
Seat（9）, and central tube（5）Internal third screw rod（6）Outside be provided with third screw thread（10）, the third screw rod（6）
Far from fixing clasp（8）Side the second screw rod is installed（4）, and the second screw rod（4）Outside be evenly arranged with the second screw thread
（15）, second screw rod（4）Far from third screw rod（6）Side the first screw rod is installed（3）, and the first screw rod（3）It is outer
Side is uniformly equipped with screwed ring（11）, the screwed ring（11）Outside be evenly arranged with the first screw thread（14）, first spiral shell
Bar（3）Far from the second screw rod（4）Side nozzle is installed（1）Across wear resistant alloy sleeve（2）, and nozzle（1）Internal centre
Discharge pipe is provided at position（13）.
2. a kind of injection molding machine screw barrel according to claim 1, it is characterised in that：The nozzle（1）With the first spiral shell
Bar（3）Junction sealing ring is installed（12）, and the first screw rod（3）Close to sealing ring（12）It is uniformly arranged on the outside of at position
There is through-hole.
3. a kind of injection molding machine screw barrel according to claim 1, it is characterised in that：The wear resistant alloy sleeve（2）'s
Inner wall and central tube（5）Inner wall in the same plane.
4. a kind of injection molding machine screw barrel according to claim 1, it is characterised in that：Second screw rod（4）It is straight
Diameter is more than the first screw rod（3）With third screw rod（6）Diameter.
5. a kind of injection molding machine screw barrel according to claim 1, it is characterised in that：The central tube（5）It is interior
Wall is provided with and third screw thread（10）Mutually matched internal thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721872436.5U CN207758070U (en) | 2017-12-28 | 2017-12-28 | A kind of injection molding machine screw barrel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721872436.5U CN207758070U (en) | 2017-12-28 | 2017-12-28 | A kind of injection molding machine screw barrel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207758070U true CN207758070U (en) | 2018-08-24 |
Family
ID=63185272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721872436.5U Expired - Fee Related CN207758070U (en) | 2017-12-28 | 2017-12-28 | A kind of injection molding machine screw barrel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207758070U (en) |
-
2017
- 2017-12-28 CN CN201721872436.5U patent/CN207758070U/en not_active Expired - Fee Related
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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: 20180824 Termination date: 20191228 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |