CN206937889U - A kind of alloy wear-resisting screw rod - Google Patents
A kind of alloy wear-resisting screw rod Download PDFInfo
- Publication number
- CN206937889U CN206937889U CN201720737921.5U CN201720737921U CN206937889U CN 206937889 U CN206937889 U CN 206937889U CN 201720737921 U CN201720737921 U CN 201720737921U CN 206937889 U CN206937889 U CN 206937889U
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- China
- Prior art keywords
- spiral shell
- screw
- shell rib
- roller
- kneaded
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Abstract
A kind of alloy wear-resisting screw rod, roller, the second mixing roller, the 3rd spiral shell rib, steel ball, puddler, sealing ring, the first spring, groove, screw head, stirring ring, the 4th spiral shell rib, second spring, push pedal, screw rod tail, keyway and screw are kneaded including the first spiral shell rib, the second spiral shell rib, screw body, first, the left and right sides is respectively provided with groove in the screw head, the first spring of installation in groove, puddler is installed on first spring, puddler front end is stretched out outside groove, sealing ring is installed between puddler, screw head is arranged in screw body at slot opening；The utility model has the advantages that：When screw head is moved rearwardly away from the injection discharging opening of barrel with screw body, the material of barrel front end can still be stirred.
Description
Technical field
A kind of alloy wear-resisting screw rod is the utility model is related to, belongs to screw technique field.
Background technology
Screw rod outer surface cuts with the cylinder of helicla flute or cuts with the circular cone of Conical Spiral Groove, and screw rod is plastic molding equipment
Core component, be heat extrusion plasticizing part, be plastics machinery core.The screw head of the screw rod of prior art can be with
Screw body is moved rearwardly away from the injection discharging opening of barrel, during this, due to injection discharging of the screw head away from barrel
Mouthful so that during discharging, the material of barrel front end can not be stirred so that injection effect is bad, easily makes to produce in product
Anger bubble.In order to solve above-mentioned difficulties, it is necessary to develop a when screw head is as screw body is moved rearwardly away from the injection of barrel
During discharging opening, a kind of alloy wear-resisting screw rod that the material of barrel front end can still be stirred.
The content of the invention
The purpose of this utility model is to provide a kind of alloy wear-resisting screw rod.
Problem to be solved in the utility model is the screw head of prior art screw rod as screw body is moved rearwardly away from material
During the injection discharging opening of cylinder, the problem of material of barrel front end can not obtain stirring.
To realize the purpose of this utility model, the technical solution adopted in the utility model is：
A kind of alloy wear-resisting screw rod, including the first spiral shell rib, the second spiral shell rib, screw body, first be kneaded roller, second be kneaded roller,
3rd spiral shell rib, steel ball, puddler, sealing ring, the first spring, groove, screw head, stirring ring, the 4th spiral shell rib, second spring, push away
Plate, screw rod tail, keyway and screw, the left and right sides is respectively provided with groove in the screw head, the first spring of installation in groove, and first
Puddler is installed, puddler front end is stretched out outside groove, installs sealing ring, screw head at slot opening between puddler on spring
In screw body, screw body is made of manganese-titanium material, and screw body upper end is provided with more than one the first spiral shell rib, and first
Spiral shell rib is structure prominent to outside screw body, and the first spiral shell rib is rendered as circular arc type structure, screw body in the structure of screw rod body side surface
Multiple second spiral shell ribs are provided with, the outer medium position of screw body is provided with first and is kneaded roller and the second mixing roller, and the first mixing roller is located at
Under second spiral shell rib, second is kneaded roller is kneaded under roller positioned at first, and the first mixing roller is provided with multiple circular arc chambers to cave inward
Body, second is kneaded the circular arc body paddle that roller is provided with multiple outwardly convexs, and screw body low outside has installed the 3rd spiral shell rib, the
Three spiral shell ribs are kneaded under roller positioned at second, and the upper and lower ends at left and right sides of the 3rd spiral shell rib respectively install stirring ring, and stirring ring is provided with not
Only a 4th spiral shell rib, four corners are respectively provided with screw in screw rod tail, and keyway, keyway inner bottom part peace are offered in screw rod tail
Equipped with second spring, push pedal is installed in second spring, push pedal is cylindrical structural, and the side wall of push pedal is affixed with keyway but do not fixed
It is connected.
The puddler upper end is installed by steel ball.
The utility model has the advantages that：In stirring mix stage, screw head is located at barrel front end, and steel ball is contradicted in barrel
In side wall, compression spring, make puddler lower end more in groove；Sealing ring is avoided that material is entered in groove, son
Head with screw body rotate when, puddler also with screw body rotate；In injection discharging stage, screw body, which is rotating, to be moved rearwards
Away from barrel injection discharging opening when, screw head is moved rearwards also with screw body, puddler spring restoring force effect under,
Eject forward, more puddlers is removed outside groove, puddler left end is made barrel between barrel front end and screw head
The material of front end can still be stirred so that injection effect is good, will not make to produce bubble in product；Stirring ring can make to be molded
More preferably, the product quality being molded by is high, does not have bubble for journey adequacy, uniformity；Material can push ahead with the first spiral shell rib,
Accelerate the discharging of material；Manganese-titanium can make screw body have anti-wear performance；By setting the spiral shell rib of different structure, make different spiral shells
Extruding and agitating mode of the rib to material alternately change, and realize that the compression of material, the alternating loosened occur, finally make material
Plastify and be well mixed completely；The first of two different structures is kneaded roller and second and is kneaded roller, can accelerate the mixing of material and stir
Mix；The screw rod tail of prior art is all setting external screw thread, the output of outside electric rotating machine on whole screw rod tail lateral wall
Axle sleeve is arranged on axle, axle sleeve is connected by screw thread with screw rod tail, and this structure is that single-point is connected, screw rod tail and electric rotating machine
Axle sleeve on output shaft, which is easy to send, to be loosened, and is now in screw rod tail and is set 4 screws, by the output shaft of electric rotating machine
Axle sleeve be fixed on by four screws in the screw in screw rod tail portion, axle sleeve is with screw rod tail at 4 points and be connected, than existing
The single-point of technology is connected firm；When the outside inserted link of insertion fixes the screw rod in keyway, when outside inserted link is longer, it can push away
Enter push pedal, make spring-compressed, the depth of keyway is adapted to outside inserted link.
Brief description of the drawings
Fig. 1 is a kind of alloy wear-resisting screw rod overall structure figure of the utility model；
Fig. 2 is the enlarged diagram of a portions structure；
Fig. 3 is the enlarged diagram of b portions structure；
Fig. 4 is Section A-A schematic diagram；
Fig. 5 is the enlarged diagram of B-B portions structure；
Fig. 6 is the enlarged diagram of C-C portions structure；
Fig. 7 is the enlarged diagram of c portions structure；
Fig. 8 is the upward view of keyway；
In figure：1st, the first spiral shell rib 2, the second spiral shell rib 3, screw body 4, first are kneaded roller 5, second and are kneaded roller the 6, the 3rd
Spiral shell rib 7, steel ball 8, puddler 9, sealing ring 10, the first spring 11, groove 12, screw head 13, stirring ring the 14, the 4th
Spiral shell rib 15, second spring 16, push pedal 17, screw rod tail 18, keyway 19, screw.
Embodiment
Below in conjunction with the accompanying drawings and embodiment is further described to the utility model.
A kind of alloy wear-resisting screw rod of the utility model, including the first spiral shell rib 1, the second spiral shell rib 2, screw body 3, first are kneaded roller
4th, second roller 5, the 3rd spiral shell rib 6, steel ball 7, puddler 8, sealing ring 9, the first spring 10, groove 11, screw head 12, stirring are kneaded
Ring 13, the 4th spiral shell rib 14, second spring 15, push pedal 16, screw rod tail portion 17, keyway 18 and screw 19, in the screw head 12
The left and right sides is respectively provided with groove 11, the first spring 10 of installation in groove 11, installs puddler 8 on the first spring 10, before puddler 8
End is stretched out outside groove 11, and the upper end of puddler 8 installation steel ball 7, in stirring mix stage, screw head 12 is located at barrel front end, steel ball 7
Contradict on barrel madial wall, compression spring, make the lower end of puddler 8 more in groove 11；The opening of groove 11 and stir
To mix and sealing ring 9 is installed between bar 8, screw head 12 is arranged in screw body 3, and sealing ring 9 is avoided that material is entered in groove 11,
Subheader with screw body 3 rotate when, puddler 8 rotates also with screw body 3；Injection discharging stage, screw body 3 be rotating to
When moving away from the injection discharging opening of barrel afterwards, screw head 12 is moved rearwards also with screw body 3, and puddler 8 returns spring
Under multiple power effect, eject forward, more puddlers 8 is removed outside groove 11, the left end of puddler 8 is located at barrel front end and spiral shell
Between head 12, make the material of barrel front end can still be stirred so that injection effect is good, will not make to produce gas in product
Bubble；Screw body 3 is made of manganese-titanium material, and manganese-titanium can make screw body 3 have anti-wear performance, and the upper end of screw body 3 is set
There is the first spiral shell of more than one rib 1, the first spiral shell rib 1 is structure prominent to outside screw body 3, and the first spiral shell rib 1 is in the side of screw body 3
Structure is rendered as circular arc type structure, and material can push ahead with the first spiral shell rib 1, accelerate the discharging of material；Manganese-titanium can make
Screw body 3 has anti-wear performance；Screw body 3 is provided with multiple second spiral shell ribs 2, and 3 outer medium position of screw body is provided with first and is kneaded
Roller 4 and second is kneaded roller 5, and the first mixing roller 4 is located under the second spiral shell rib 2, and second is kneaded roller 5 is kneaded under roller 4 positioned at first, and first
It is kneaded roller 4 and is provided with multiple circular arc cavitys to cave inward, the circular arc body that the second mixing roller 5 is provided with multiple outwardly convexs stirs
Leaf is mixed, by setting the spiral shell rib of different structure, extruding and agitating mode of the different spiral shell ribs to material is alternately changed, realizes
The compression of material, the alternating loosened occur, and material is plastified and is well mixed completely；The first of two different structures is kneaded
Roller 4 and second is kneaded roller 5, can accelerate the mixing and stirring of material；The low outside of screw body 3 has installed the 3rd spiral shell rib 6, the 3rd spiral shell
Rib 6 is kneaded under roller 5 positioned at second, and the upper and lower ends of the left and right sides of the 3rd spiral shell rib 6 respectively install stirring ring 13, and stirring ring 13 is provided with
The spiral shell rib 14 of more than one the 4th, stirring ring 13 can make injection moulding process adequacy, uniformity more preferably, and the product quality being molded by is high,
Do not have bubble；Four corners are respectively provided with screw 19 in screw rod tail, and keyway 18, the inner bottom part of keyway 18 are offered in screw rod tail
Second spring 15 is installed, push pedal 16 is installed in second spring 15, push pedal 16 is cylindrical structural, the side wall and keyway of push pedal 16
18 are affixed but are not fixedly linked, and the screw rod tail of prior art is all setting external screw thread on whole screw rod tail lateral wall, outside
Axle sleeve is arranged on the output shaft of portion's electric rotating machine, axle sleeve is connected by screw thread with screw rod tail, and this structure is that single-point is connected, spiral shell
Axle sleeve on bar afterbody and electric rotating machine output shaft, which is easy to send, to be loosened, and is now in screw rod tail and is set 4 screws 19, will
Axle sleeve on the output shaft of electric rotating machine is fixed in the screw 19 in screw rod tail portion 17 by four screws, makes axle sleeve and screw rod
Afterbody is at 4 points and is connected that more connected than the single-point of prior art is firm；The outside inserted link of insertion fixes the screw rod in keyway 18
When, when outside inserted link is longer, push pedal 16 can be promoted, makes spring-compressed, the depth of keyway 18 is adapted to outside inserted link.
The utility model application method：In stirring mix stage, screw head 12 is located at barrel front end, and steel ball 7, which contradicts, is expecting
In medial wall of the tube, compression spring, make the lower end of puddler 8 more in groove 11；It is recessed that sealing ring 9 is avoided that material enters
In groove 11, subheader with screw body 3 rotate when, puddler 8 rotates also with screw body 3；In injection discharging stage, screw body 3
When being rotating the injection discharging opening for being moved rearwardly away from barrel, screw head 12 is moved rearwards also with screw body 3, and puddler 8 exists
Under the restoring force effect of spring, eject forward, more puddlers 8 is removed outside groove 11, the left end of puddler 8 is located at barrel
Between front end and screw head 12, make the material of barrel front end can still be stirred so that injection effect is good, will not make in product
Produce bubble；Stirring ring 13 can make injection moulding process adequacy, uniformity more preferably, and the product quality being molded by is high, does not have bubble；
Material can push ahead with the first spiral shell rib 1, accelerate the discharging of material；Manganese-titanium can make screw body 3 have anti-wear performance；It is logical
The spiral shell rib that different structure is set is crossed, extruding and agitating mode of the different spiral shell ribs to material is alternately changed, realizes material
The alternating compress, loosened occurs, and material is plastified and is well mixed completely；The first of two different structures is kneaded the He of roller 4
Second is kneaded roller 5, can accelerate the mixing and stirring of material；The screw rod tail of prior art is all on whole screw rod tail lateral wall
External screw thread is set, is arranged axle sleeve on the output shaft of outside electric rotating machine, axle sleeve is connected by screw thread with screw rod tail, this knot
Structure is that single-point is connected, and the axle sleeve on screw rod tail and electric rotating machine output shaft, which is easy to send, to be loosened, and is now in screw rod tail
4 screws 19 are set, the axle sleeve on the output shaft of electric rotating machine is fixed on to the screw in screw rod tail portion 17 by four screws
In 19, axle sleeve is with screw rod tail at 4 points and be connected, more connected than the single-point of prior art is firm；Insertion is outside in keyway 18
When inserted link fixes the screw rod, when outside inserted link is longer, push pedal 16 can be promoted, makes spring-compressed, fits the depth of keyway 18
Close outside inserted link.
Claims (2)
1. a kind of alloy wear-resisting screw rod, including the first spiral shell rib（1）, the second spiral shell rib（2）, screw body（3）, first be kneaded roller（4）,
Two are kneaded roller（5）, the 3rd spiral shell rib（6）, steel ball（7）, puddler（8）, sealing ring（9）, the first spring（10）, groove（11）, spiral shell
Head（12）, stirring ring（13）, the 4th spiral shell rib（14）, second spring（15）, push pedal（16）, screw rod tail（17）, keyway（18）
And screw（19）, it is characterized in that：The screw head（12）The interior left and right sides is respectively provided with groove（11）, groove（11）Interior installation first
Spring（10）, the first spring（10）Upper installation puddler（8）, puddler（8）Groove is stretched out in front end（11）Outside, groove（11）Opening
Place and puddler（8）Between sealing ring is installed（9）, screw head（12）Installed in screw body（3）On, screw body（3）Using manganese titanium
Alloy material is made, screw body（3）Upper end is provided with more than one the first spiral shell rib（1）, the first spiral shell rib（1）For to screw body（3）Outside
Prominent structure, the first spiral shell rib（1）In screw body（3）The structure of side is rendered as circular arc type structure, screw body（3）It is provided with more
Individual second spiral shell rib（2）, screw body（3）Outer medium position is provided with first and is kneaded roller（4）Roller is kneaded with second（5）, first is kneaded roller
（4）Positioned at the second spiral shell rib（2）Under, second is kneaded roller（5）Roller is kneaded positioned at first（4）Under, first is kneaded roller（4）It is provided with multiple
The circular arc cavity to cave inward, second is kneaded roller（5）It is provided with the circular arc body paddle of multiple outwardly convexs, screw body（3）
Low outside has installed the 3rd spiral shell rib（6）, the 3rd spiral shell rib（6）Roller is kneaded positioned at second（5）Under, the 3rd spiral shell rib（6）The left and right sides
Upper and lower ends stirring ring is respectively installed（13）, stir ring（13）It is provided with the spiral shell rib of more than one the 4th（14）, screw rod tail（17）
Interior four corners are respectively provided with screw（19）, screw rod tail（17）Inside offer keyway（18）, keyway（18）Inner bottom part is provided with
Two springs（15）, second spring（15）Upper installation push pedal（16）, push pedal（16）For cylindrical structural, push pedal（16）Side wall and key
Groove（18）It is affixed but is not fixedly linked.
2. a kind of alloy wear-resisting screw rod according to claim 1, it is characterized in that：The puddler（8）Upper end is installed by steel ball
（7）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720737921.5U CN206937889U (en) | 2017-06-23 | 2017-06-23 | A kind of alloy wear-resisting screw rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720737921.5U CN206937889U (en) | 2017-06-23 | 2017-06-23 | A kind of alloy wear-resisting screw rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206937889U true CN206937889U (en) | 2018-01-30 |
Family
ID=61365777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720737921.5U Expired - Fee Related CN206937889U (en) | 2017-06-23 | 2017-06-23 | A kind of alloy wear-resisting screw rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206937889U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107186981A (en) * | 2017-06-23 | 2017-09-22 | 浙江贝美特机械有限公司 | A kind of alloy wear-resisting screw rod |
| CN110154340A (en) * | 2019-05-31 | 2019-08-23 | 浙江精劲机械有限公司 | High-precision new screw |
-
2017
- 2017-06-23 CN CN201720737921.5U patent/CN206937889U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107186981A (en) * | 2017-06-23 | 2017-09-22 | 浙江贝美特机械有限公司 | A kind of alloy wear-resisting screw rod |
| CN110154340A (en) * | 2019-05-31 | 2019-08-23 | 浙江精劲机械有限公司 | High-precision new screw |
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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: 20180130 Termination date: 20190623 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |