CN209176118U - A kind of injection molding screw structure of injection molding - Google Patents
A kind of injection molding screw structure of injection molding Download PDFInfo
- Publication number
- CN209176118U CN209176118U CN201821817915.1U CN201821817915U CN209176118U CN 209176118 U CN209176118 U CN 209176118U CN 201821817915 U CN201821817915 U CN 201821817915U CN 209176118 U CN209176118 U CN 209176118U
- Authority
- CN
- China
- Prior art keywords
- annulus
- injection molding
- screw
- screw body
- circular trough
- 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
Links
Landscapes
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a kind of injection molding screw structure of injection molding, including screw body, the screw body is hollow round tube shape structure, circular trough is uniformly provided on one end outer surface of the screw body, bearing block is cased on the outside of the circular trough, the side that the screw body is located at circular trough is provided with feeding thread segment, the side that the screw body is located at feeding thread segment is provided with thread-rolling screw section, annulus is arranged in the side of the thread-rolling screw section, the annulus includes the first annulus, second annulus and third annulus, first annulus, the outside of second annulus and third annulus is provided with open slot, first annulus, open slot on second annulus and third annulus is arranged in a staggered manner respectively, the side of the annulus is provided with metering section, utility model design is reasonable, structure is simple, facilitate realization mixing, convenient for plastics Extrusion molding, be worth promoting.
Description
Technical field
The utility model relates to screw technique field, specially a kind of injection molding screw structure of injection molding.
Background technique
Injection screw is one of key components and parts of injection molding machine, it is rotated in the machine barrel of injection molding machine, and main function is exactly
By solid plastic particles or plastics powder fusion plastification, storage metering, again by the plastic cement note of storage to a certain amount of molten state
Enter mold molding, ejects after the mold is cooled, obtain plasthetics.
In the universal plasticized screw of existing injection molding machine, the applicability for improving plasticizing capacity and product plastic cement is mainly adopted
In two ways, first way is to change three smallclothes structures of screw rod cooperation, such as screw head, check ring and check ring washer,
The structure of this mode is disclosed if Chinese Patent Application No. CN200710100143；Another way is by changing screw rod
The structural parameters of screw thread, that is, geometric dimension parameter such as change draw ratio, screw zones screw pitch, spiral shell rib width, spiral groove depth and press
Ratio contract to realize, because these plasticized screws are the single head or double thread of conventional three sections (i.e. pan feeding section, compression section, metering section)
The screw rod of structure type, above-mentioned utility model be easy to cause blanking difficult, are plasticized poor quality, molten Wen Buwen, and melten gel ability is low
The disadvantages of.
Therefore, it is necessary to solve the above problems to invent a kind of injection molding screw structure of injection molding.
Utility model content
The purpose of this utility model is to provide a kind of injection molding screw structure of injection molding, to solve to mention in above-mentioned background technique
Out the problem of.
To achieve the above object, the utility model provides the following technical solutions: a kind of injection molding screw structure of injection molding, including
Screw body, the screw body are hollow round tube shape structure, are uniformly provided with circle on one end outer surface of the screw body
Shape slot is cased with bearing block on the outside of the circular trough, by the circular trough of setting, facilitates fixed bearing block, is convenient for screw body
Rotation, the side that the screw body is located at circular trough is provided with feeding thread segment, by the feeding thread segment of setting, is convenient for
Implement feeding, the side that the screw body is located at feeding thread segment is provided with thread-rolling screw section, and the one of the thread-rolling screw section
Annulus is arranged in side, and the annulus includes the first annulus, the second annulus and third annulus, first annulus, the second annulus and the
The outside of three annulus is provided with open slot, and the open slot on first annulus, the second annulus and third annulus is staggered respectively to be set
It sets, by the first annulus, the second annulus and third annulus of setting, is arranged on the first annulus, the second annulus and third annulus
There is open slot, plastics enter metering section by open slot and squeezed out, and the side of the annulus is provided with metering section, the spiral shell
One end end that bar body is located at metering section is provided with jack, and the jack upper spline is connected with inserted link.
Preferably, the side of the inserted link is provided with conehead, and the shape of the conehead is cone.
Preferably, it is provided with groove on the conehead, is provided with bulge-structure in the groove.
Preferably, the quantity of the circular trough setting is no less than three.
Preferably, the screw body is internally provided with wearing layer, by the wearing layer of setting, has screw body good
Good wearability.
Preferably, the thread-rolling screw section, feeding thread segment and annulus are integrated casting and forming.
Compared with prior art, the beneficial effects of the utility model are as follows: the injection molding screw structure of injection molding, in use,
By the circular trough of setting, facilitate fixed bearing block, is convenient for convenient for the rotation of screw body by the feeding thread segment of setting
Implement feeding, by the first annulus, the second annulus and third annulus of setting, in the first annulus, the second annulus and third annulus
On be provided with open slot, plastics enter metering section by open slot and are squeezed out, and by the wearing layer of setting, make screw body
With good wearability, rationally, structure is simple for utility model design, facilitates realization mixing, convenient for the extrusion molding of plastics,
It is worth promoting.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the bearing block structure schematic diagram of the utility model；
Fig. 3 is the partial structural diagram of the utility model.
In figure: 1 screw body, 2 circular troughs, 3 bearing blocks, 4 thread-rolling screw sections, 5 feeding thread segments, 6 annulus, 601 first
It is annulus, 602 second annulus, 603 third annulus, 7 open slots, 8 metering sections, 9 jacks, 10 inserted links, 11 coneheads, 12 grooves, 13 convex
Play structure, 14 wearing layers.
Specific embodiment
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
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3, a kind of injection molding screw structure of injection molding, including screw body 1 are please referred to, the screw body 1 is hollow
Round tube shape structure, be uniformly provided with circular trough 2 on one end outer surface of the screw body 1, the outside of the circular trough 2 is cased with
Bearing block 3 facilitates fixed bearing block 3 by the circular trough 2 of setting, convenient for the rotation of screw body 1, the screw body 1
The side of circular trough 2 is provided with feeding thread segment 5, passes through the feeding thread segment 5 of setting, feeding convenient to carry out, the screw rod
The side that ontology 1 is located at feeding thread segment 5 is provided with thread-rolling screw section 4, and annulus 6, institute is arranged in the side of the thread-rolling screw section 4
Stating annulus 6 includes the first annulus 601, the second annulus 602 and third annulus 603, first annulus 601,602 and of the second annulus
The outside of third annulus 603 is provided with open slot 7, opening on first annulus 601, the second annulus 602 and third annulus 603
Mouth slot 7 is arranged in a staggered manner respectively, by the first annulus 601, the second annulus 602 and third annulus 603 of setting, in the first annulus
601, it is provided with open slot 7 on the second annulus 602 and third annulus 603, plastics enter the progress of metering section 8 by open slot 7
It squeezes out, the side of the annulus 6 is provided with metering section 8, and one end end that the screw body 1 is located at metering section 8 is provided with jack
9,9 upper spline of jack is connected with inserted link 10.
Specifically, the side of the inserted link 10 is provided with conehead 11, the shape of the conehead 11 is cone.
Specifically, being provided with groove 12 on the conehead 11, bulge-structure 13 is provided in the groove 12.
Specifically, the quantity that the circular trough 2 is arranged is no less than three.
Specifically, the screw body 1 is internally provided with wearing layer 14, by the wearing layer 14 of setting, make screw body 1
With good wearability.
Specifically, the thread-rolling screw section 4, feeding thread segment 5 and annulus 6 are integrated casting and forming.
Working principle: the injection molding screw structure of injection molding, in use, facilitating fixed bearing block by the circular trough 2 of setting
3, convenient for the rotation of screw body 1, by the feeding thread segment 5 of setting, feeding convenient to carry out passes through the first annulus of setting
601, the second annulus 602 and third annulus 603 are provided with out on the first annulus 601, the second annulus 602 and third annulus 603
Mouth slot 7, plastics enter metering section 8 by open slot 7 and are squeezed out, and by the wearing layer 14 of setting, have screw body 1
Good wearability, rationally, structure is simple for utility model design, facilitates realization mixing, convenient for the extrusion molding of plastics, is worth
It widelys popularize.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it 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 is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced, 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 injection molding screw structure of injection molding, including screw body (1), it is characterised in that: the screw body (1) is hollow
Round tube shape structure, be uniformly provided with circular trough (2) on one end outer surface of the screw body (1), the circular trough (2) it is outer
Side is cased with bearing block (3), and the side that the screw body (1) is located at circular trough (2) is provided with feeding thread segment (5), the spiral shell
The side that bar body (1) is located at feeding thread segment (5) is provided with thread-rolling screw section (4), and the side of the thread-rolling screw section (4) is set
It sets annulus (6), the annulus (6) includes the first annulus (601), the second annulus (602) and third annulus (603), and described first
The outside of annulus (601), the second annulus (602) and third annulus (603) is provided with open slot (7), first annulus
(601), the open slot (7) on the second annulus (602) and third annulus (603) is arranged in a staggered manner respectively, the side of the annulus (6)
It is provided with metering section (8), one end end that the screw body (1) is located at metering section (8) is provided with jack (9), the jack (9)
Upper spline is connected with inserted link (10).
2. a kind of injection molding screw structure of injection molding according to claim 1, it is characterised in that: the side of the inserted link (10)
It is provided with conehead (11), the shape of the conehead (11) is cone.
3. a kind of injection molding screw structure of injection molding according to claim 2, it is characterised in that: be provided on the conehead (11)
Groove (12), the groove (12) is interior to be provided with bulge-structure (13).
4. a kind of injection molding screw structure of injection molding according to claim 1, it is characterised in that: circular trough (2) setting
Quantity be no less than three.
5. a kind of injection molding screw structure of injection molding according to claim 1, it is characterised in that: in the screw body (1)
Portion is provided with wearing layer (14).
6. a kind of injection molding screw structure of injection molding according to claim 1, it is characterised in that: the thread-rolling screw section (4),
Feeding thread segment (5) and annulus (6) are integrated casting and forming.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821817915.1U CN209176118U (en) | 2018-11-06 | 2018-11-06 | A kind of injection molding screw structure of injection molding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821817915.1U CN209176118U (en) | 2018-11-06 | 2018-11-06 | A kind of injection molding screw structure of injection molding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209176118U true CN209176118U (en) | 2019-07-30 |
Family
ID=67363366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821817915.1U Expired - Fee Related CN209176118U (en) | 2018-11-06 | 2018-11-06 | A kind of injection molding screw structure of injection molding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209176118U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111283146A (en) * | 2020-02-11 | 2020-06-16 | 重庆创兴热能科技有限公司 | Mold device for producing double-helix hollowed-out slag discharge screw |
| CN112848166A (en) * | 2021-03-16 | 2021-05-28 | 舟山市通达塑料机械有限公司 | Improve screw rod for injection molding of extra-white panel of yield |
-
2018
- 2018-11-06 CN CN201821817915.1U patent/CN209176118U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111283146A (en) * | 2020-02-11 | 2020-06-16 | 重庆创兴热能科技有限公司 | Mold device for producing double-helix hollowed-out slag discharge screw |
| CN111283146B (en) * | 2020-02-11 | 2021-05-04 | 重庆创兴热能科技有限公司 | Mold device for producing double-helix hollowed-out slag discharge screw |
| CN112848166A (en) * | 2021-03-16 | 2021-05-28 | 舟山市通达塑料机械有限公司 | Improve screw rod for injection molding of extra-white panel of yield |
| CN112848166B (en) * | 2021-03-16 | 2022-08-09 | 舟山市通达塑料机械有限公司 | Improve screw rod for injection molding of extra-white panel of yield |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209176118U (en) | A kind of injection molding screw structure of injection molding | |
| CN103770310B (en) | A kind of groove machine barrel extruder | |
| CN104589618B (en) | Special two-section BM type screw rod for wire and cable extruder | |
| CN204172318U (en) | A kind of polyolefin extrusion screw rod | |
| CN104526996B (en) | High-shearing and high-mixing plastified screw rod | |
| CN206124181U (en) | Extrusion molding screw rod | |
| CN203031883U (en) | Mixed screw of injection molding machine | |
| CN213564269U (en) | Special extrusion screw for PP melt-blown fabric | |
| CN210082333U (en) | Screw rod for injection molding machine | |
| CN209504860U (en) | A kind of single screw rod of high speed high yield | |
| CN210880808U (en) | Screw rod for low-temperature foaming material extrusion molding | |
| CN204414515U (en) | A kind of injection machine injection screw | |
| CN204526092U (en) | The special two sections of BM formula screw rods of electric wire extruder | |
| CN201960729U (en) | Ultrahigh molecular weight polyethylene extruder | |
| CN207825405U (en) | A kind of injection moulding apparatus of natural-fiber composite material | |
| CN206287496U (en) | A kind of packing material production extruder element high | |
| CN207140273U (en) | A kind of jetting-moulding screw of plastic jetting-moulding machine | |
| CN206085615U (en) | Single screw rod and extruder | |
| CN208558251U (en) | A kind of mixing extrusion screw rod | |
| CN204800984U (en) | A screw rod for mould plastics | |
| CN202357396U (en) | Combined screw | |
| CN212331595U (en) | Novel screw rod for laminating machine | |
| CN202357424U (en) | Screw rod for extruder | |
| CN104441511A (en) | Injection screw for injection molding machine | |
| CN108790104A (en) | Forward and reverse spiral combines pulsation plasticizing screw rod |
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: 20190730 Termination date: 20201106 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |