CN205130309U - Spindle - Google Patents
Spindle Download PDFInfo
- Publication number
- CN205130309U CN205130309U CN201520857783.5U CN201520857783U CN205130309U CN 205130309 U CN205130309 U CN 205130309U CN 201520857783 U CN201520857783 U CN 201520857783U CN 205130309 U CN205130309 U CN 205130309U
- Authority
- CN
- China
- Prior art keywords
- rib
- spiral shell
- screw rod
- shell rib
- pitch
- 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
- 230000008018 melting Effects 0.000 claims abstract description 20
- 238000002844 melting Methods 0.000 claims abstract description 20
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 239000007787 solid Substances 0.000 claims abstract description 4
- 238000009827 uniform distribution Methods 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 abstract description 5
- 239000004033 plastic Substances 0.000 abstract description 5
- 238000001125 extrusion Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 208000032765 Device extrusion Diseases 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
Landscapes
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model provides a spindle, includes roofbolt (2) and spiral shell arris (3) of following the setting of roofbolt (2) surface, roofbolt (2) reduce from feed end to cone (4) of extruding the end gradually, spindle (1) divides solid conveying section (5), melt zone (6), homogenizing section (7) and cone (4) into according to the effect of its during operation in proper order, spiral shell arris (3) of carrying section (5), melt zone (6), homogenizing section (7) are independent setting and discontinuous each other respectively. Spiral shell arris (3) of spindle (1) melt zone (6) also set up to two sections discretes, lie in including melting anterior segment spiral shell arris (3) and its advantage of melting back end spiral shell arris (3): through the structural shapes design that improves spindle, institute's spindle extrusion molding volume that provides is big, and also preferred of the plastify sufficiency of plastics, homogeneity is fit for as spindle, and, because each section spiral shell arris of this kind of spindle all adopts the equidistance, carry section spiral shell arris to adopt the equidistance to vary deeply, spindle processing is comparatively easy, and plastics are big with the area of contact of barrel, and heat transmission effect is good.
Description
Technical field
The utility model relates to a kind of injection machine manufacture technology field, especially a kind of screw rod.
Background technology
Existing a kind of patent No. is that CN201410023180.5 name is called that the Chinese invention patent of " a kind of integral type screw rod group " discloses a kind of integral type screw rod group, it comprises screw rod and screw head, described screw rod (1) head is arranged on screw front end, described screw rod (1) head is formed by being processed into taper in the front end of screw rod, and described screw rod (1) and screw head are wholely set as overall structure.The present invention is by being wholely set as overall structure by screw head and screw rod, eliminate connection between the two, decrease the impact on mechanical strength connecting and bring, improve the mechanical strength of screw head and screw rod, extend the service life of screw rod and screw head, improve product quality and production efficiency, make it to solve the problems of mechanical strength of screw rod under minor diameter and screw head.But this device extrusion molding amount is less, easily blocks, and through plasticizing adequacy, the lack of uniformity of the plastics of its extrusion molding, injection moulding effect is undesirable, and therefore the structure of this device also needs further improvement.
Summary of the invention
Technical problem to be solved in the utility model provides for above-mentioned prior art present situation the screw rod that a kind of plasticizing effect is good.
The utility model solves the problems of the technologies described above adopted technical scheme: this screw rod, comprise roofbolt and the spiral shell rib arranged along roofbolt surface, roofbolt reduces to the conical head of extruding end gradually from feed end, described screw rod is divided into solid conveying section, melt zone, homogenizing zone and conical head successively by effect during its work, it is characterized in that: the spiral shell rib of described transportation section, melt zone, homogenizing zone is independently arranged and mutually discontinuous.
As improvement, pitch, the rib of each spiral shell rib of described screw rod transmission section are wide identical, and the rib of each spiral shell rib of screw rod transmission section is high synchronously shortens along roofbolt; The pitch of each spiral shell rib of described screw rod melt zone, rib is wide and rib is high identical, the pitch of its each spiral shell rib, rib wide respectively with the pitch of each spiral shell rib of described screw rod transmission section, rib is wide is close, the average rib of the high each spiral shell rib slightly larger than described screw rod transmission section of rib of its each spiral shell rib is high; The pitch of described screw rod homogenizing zone each spiral shell rib, rib is wide and rib is high identical, the wide and rib of the pitch of its each spiral shell rib, rib is high be greater than exponentially transportation section and melt zone each spiral shell rib pitch, rib is wide and rib is high.
Further improvement, the pitch of described screw rod melt zone spiral shell rib is slightly less than transportation section pitch, the average rib of the high each spiral shell rib slightly larger than described screw rod transmission section of rib of screw rod melt zone spiral shell rib is high, and the wide and rib height of the pitch of described screw rod homogenizing zone each spiral shell rib, rib is the pitch of transportation section and melt zone each spiral shell rib, rib is wide and rib is high twice.
Further improvement, the described screw rod roofbolt surface stated between transportation section, melt zone also arranges the wide and high identical independent spiral shell rib of rib of the high pitch with homogenizing zone each spiral shell rib of the wide and rib of a circle pitch, rib, rib.
Further improvement, the spiral shell rib of described screw rod homogenizing zone can be preferably double end spiral shell rib.
As improvement, the spiral shell rib of described screw rod melt zone is also set to discontinuous two sections, comprises melting leading portion spiral shell rib and melting back segment spiral shell rib.
Further improvement, the hand of spiral of the melting leading portion spiral shell rib of described screw rod melt zone is contrary with other all spiral shell rib.
Further improvement, the groove of beginning four inclination on the melting back segment spiral shell rib circumferential surface of described screw rod melt zone, these four grooves tilted, along melting back segment spiral shell rib circumference uniform distribution, leave breach at each melting back segment spiral shell rib circumferential surface.
Compared with prior art, the utility model is by improving the planform design of screw rod, and institute's screw extrusion amount that provides is large, and the plasticizing adequacy of plastics, uniformity are also better, are suitable as screw rod; Further, each section of spiral shell rib due to this screw rod all adopts equidistantly, and transportation section spiral shell rib adopts equidistant grade deeply, and screw rod processing is comparatively easy, and the contact area of plastics and machine barrel is large, and heat-transfer effect is good.
Accompanying drawing explanation
Fig. 1 is the front view of the utility model embodiment screw rod;
Fig. 2 is the top view of screw rod;
Fig. 3 is the rearview of screw rod;
Fig. 4 is the right view of screw rod;
Fig. 5 is the left view of screw rod;
Fig. 6 is the stereogram of the utility model embodiment screw rod.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the utility model is described in further detail.
As shown in Figures 1 to 6, the screw rod of the present embodiment, comprise roofbolt 2 and the spiral shell rib 3 arranged along roofbolt 2 surface, roofbolt 2 reduces to the conical head 4 of extruding end gradually from feed end, described screw rod 1 is divided into solid conveying section 5, melt zone 6, homogenizing zone 7 and conical head 4 successively by effect during its work, and the spiral shell rib 3 of described transportation section 5, melt zone 6, homogenizing zone 7 is independently arranged and mutually discontinuous.Pitch, the rib of each spiral shell rib 3 of described screw rod 1 transportation section 5 are wide identical, and the rib of each spiral shell rib 3 of screw rod transmission section 5 is high synchronously shortens along roofbolt 2; The pitch of each spiral shell rib 3 of described screw rod 1 melt zone 6, rib is wide and rib is high identical, the pitch of its each spiral shell rib 3, rib wide respectively with the pitch of each spiral shell rib 3 of described screw rod 1 transportation section 5, rib is wide is close, the average rib of the high each spiral shell rib 3 slightly larger than described screw rod 1 transportation section 5 of rib of its each spiral shell rib 3 is high; The pitch of each spiral shell rib 3 of described screw rod 1 homogenizing zone 7, rib is wide and rib is high identical, the wide and rib of the pitch of its each spiral shell rib 3, rib is high be greater than exponentially transportation section 5 and melt zone 6 each spiral shell rib 3 pitch, rib is wide and rib is high.The pitch of described screw rod 1 melt zone 6 spiral shell rib 3 is slightly less than transportation section 5 pitch, the average rib of the high each spiral shell rib 3 slightly larger than described screw rod 1 transportation section 5 of rib of screw rod melt zone 6 spiral shell rib 3 is high, and the wide and rib height of the pitch of each spiral shell rib 3 of described screw rod 1 homogenizing zone 7, rib is transportation section 5 and the pitch of melt zone 6 each spiral shell rib 3, rib is wide and rib is high twice.Described screw rod 1 roofbolt 2 surface stated between transportation section 5, melt zone 6 also arranges the wide and high identical independent spiral shell rib 3 of rib of the high pitch with homogenizing zone 7 each spiral shell rib 3 of the wide and rib of a circle pitch, rib, rib.The spiral shell rib 3 of described screw rod 1 homogenizing zone 7 is double end spiral shell rib 3.The spiral shell rib 3 of described screw rod 1 melt zone 6 is also set to discontinuous two sections, comprises melting leading portion spiral shell rib 3 and melting back segment spiral shell rib 3.The hand of spiral of the melting leading portion spiral shell rib 3 of described screw rod 1 melt zone 6 is contrary with other all spiral shell rib 3.The groove of beginning four inclination on melting back segment spiral shell rib 3 circumferential surface of described screw rod 1 melt zone 6, these four grooves tilted, along melting back segment spiral shell rib 3 circumference uniform distribution, leave breach 9 at each melting back segment spiral shell rib 3 circumferential surface.
Claims (8)
1. a screw rod, comprise roofbolt (2) and the spiral shell rib (3) arranged along roofbolt (2) surface, roofbolt (2) reduces to the conical head (4) of extruding end gradually from feed end, described screw rod (1) is divided into solid conveying section (5), melt zone (6), homogenizing zone (7) and conical head (4) successively by effect during its work, it is characterized in that: the spiral shell rib (3) of described transportation section (5), melt zone (6), homogenizing zone (7) is independently arranged and mutually discontinuous.
2. screw rod as claimed in claim 1, it is characterized in that: pitch, the rib of each spiral shell rib (3) of described screw rod (1) transportation section (5) are wide identical, and the rib of each spiral shell rib (3) of screw rod transmission section (5) is high synchronously shortens along roofbolt (2); The pitch of each spiral shell rib (3) of described screw rod (1) melt zone (6), rib is wide and rib is high identical, the pitch of its each spiral shell rib (3), rib wide respectively with the pitch of each spiral shell rib (3) of described screw rod (1) transportation section (5), rib is wide is close, the average rib of the high each spiral shell rib (3) slightly larger than described screw rod (1) transportation section (5) of rib of its each spiral shell rib (3) is high; The pitch of described screw rod (1) homogenizing zone (7) each spiral shell rib (3), rib are wide and rib is high identical, the wide and rib of the pitch of its each spiral shell rib (3), rib is high be greater than exponentially transportation section (5) and melt zone (6) each spiral shell rib (3) pitch, rib is wide and rib is high.
3. screw rod as claimed in claim 2, it is characterized in that: the pitch of described screw rod (1) melt zone (6) spiral shell rib (3) is slightly less than transportation section (5) pitch, the average rib of the high each spiral shell rib (3) slightly larger than described screw rod (1) transportation section (5) of rib of screw rod melt zone (6) spiral shell rib (3) is high, and the wide and rib height of the pitch of described screw rod (1) homogenizing zone (7) each spiral shell rib (3), rib is transportation section (5) and the pitch of melt zone (6) each spiral shell rib (3), rib is wide and rib is high twice.
4. screw rod as claimed in claim 3, is characterized in that: described screw rod (1) roofbolt (2) surface stated between transportation section (5), melt zone (6) also arranges the wide and high identical independent spiral shell rib (3) of rib of the high pitch with homogenizing zone (7) each spiral shell rib (3) of the wide and rib of a circle pitch, rib, rib.
5. screw rod as claimed in claim 3, is characterized in that: the spiral shell rib (3) of described screw rod (1) homogenizing zone (7) is double end spiral shell rib (3).
6. the screw rod according to any one of claim 1 to 5, it is characterized in that: the spiral shell rib (3) of described screw rod (1) melt zone (6) is also set to discontinuous two sections, comprise melting leading portion spiral shell rib (3) and melting back segment spiral shell rib (3).
7. screw rod as claimed in claim 6, is characterized in that: the hand of spiral of melting leading portion spiral shell rib (3) of described screw rod (1) melt zone (6) is contrary with other all spiral shell rib (3).
8. screw rod as claimed in claim 6, it is characterized in that: the groove of beginning four inclination on melting back segment spiral shell rib (3) circumferential surface of described screw rod (1) melt zone (6), these four grooves tilted, along melting back segment spiral shell rib (3) circumference uniform distribution, leave breach (9) at each melting back segment spiral shell rib (3) circumferential surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520857783.5U CN205130309U (en) | 2015-10-28 | 2015-10-28 | Spindle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520857783.5U CN205130309U (en) | 2015-10-28 | 2015-10-28 | Spindle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205130309U true CN205130309U (en) | 2016-04-06 |
Family
ID=55616130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520857783.5U Expired - Fee Related CN205130309U (en) | 2015-10-28 | 2015-10-28 | Spindle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205130309U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019084587A (en) * | 2017-11-08 | 2019-06-06 | キュ ジュ，サン | Screw for extrusion and injection molding machine |
| WO2022107015A1 (en) * | 2020-11-17 | 2022-05-27 | Minh Tam Do | Low pressure extruder, equipment and method for manufacturing a low-density plastic composite material, and the low-density plastic composite material |
-
2015
- 2015-10-28 CN CN201520857783.5U patent/CN205130309U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019084587A (en) * | 2017-11-08 | 2019-06-06 | キュ ジュ，サン | Screw for extrusion and injection molding machine |
| CN109915462A (en) * | 2017-11-08 | 2019-06-21 | 周相奎 | Extruding and injection molding device screw |
| WO2022107015A1 (en) * | 2020-11-17 | 2022-05-27 | Minh Tam Do | Low pressure extruder, equipment and method for manufacturing a low-density plastic composite material, and the low-density plastic composite material |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160406 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |