CN204585753U - One crosses cushion rubber assembly - Google Patents
One crosses cushion rubber assembly Download PDFInfo
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- CN204585753U CN204585753U CN201520286075.0U CN201520286075U CN204585753U CN 204585753 U CN204585753 U CN 204585753U CN 201520286075 U CN201520286075 U CN 201520286075U CN 204585753 U CN204585753 U CN 204585753U
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- cushion rubber
- projection
- operate portions
- cannelure
- transition part
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Abstract
The utility model provides one and crosses cushion rubber assembly, belongs to field of mechanical technique.It solve the problem of existing mixing formation melting effect difference.This is crossed cushion rubber assembly and comprised glue head and be set in the cushion rubber excessively on glue head, the inwall crossing cushion rubber offers some grooves of axially arranging and circumferential hoop and walks around some cannelures that cushion rubber axial line arranges, each groove runs through by each cannelure all successively, and arranged in parallel and each cannelure of each cannelure is arranged with each texturearunaperpendicular respectively.The utility model has the good advantage of melting effect.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to a kind of cushion rubber assembly excessively, particularly a kind of excessively cushion rubber assembly mixing for plastics plasticizing.
Background technology
Thermoplastic or thermosetting plastics can utilize mould for plastics to make the plastic products of various shape by injection machine, by heating of plastic, make it penetrate be full of mold cavity to molten plastic applying high pressure, thus shaping various plastic product.
Need during injection moulding first to be plastified by raw material, namely add hot milling to solid-state raw materials for plastics production, in actual production, injection machine plasticizing part is often all undertaken mixing by bolt rotary.
In conventional art, the mixing just plastics of injection machine plasticizing part are undertaken mixing by screw rod spiral shell rib in the rotation process of screw rod, and after using certain hour, the melting effect of screw rod can reduce gradually, now needs the screw rod of the mixing design of belt replacement to make up.
But because the screw rod production cycle is long, cost is high, change also inconvenient, therefore, design one can strengthen melting effect, and the structure also need not changing screw rod becomes a problem demanding prompt solution simultaneously.
In sum, existingly plastify mixing structural deficiency for injection machine for solving, need to design a kind of reasonable in design, melting effect good cross cushion rubber assembly.
Summary of the invention
The purpose of this utility model there are the problems referred to above for existing technology, propose a kind of reasonable in design, melting effect good cross cushion rubber assembly.
The purpose of this utility model realizes by following technical proposal: one crosses cushion rubber assembly, comprise glue head and be set in the cushion rubber excessively on glue head, the inwall crossing cushion rubber offers some grooves of axially arranging and circumferential hoop and walks around some cannelures that cushion rubber axial line arranges, each groove runs through by each cannelure all successively, and arranged in parallel and each cannelure of each cannelure is arranged with each texturearunaperpendicular respectively.
Cross in cushion rubber assembly in above-mentioned one, described groove is uniformly distributed around crossing cushion rubber axial line and is equipped with fin between adjacent two grooves, each fin all offers some breach of equidistantly distribution, be positioned at each breach head and the tail UNICOM on same cross section and form one of them above-mentioned cannelure.
Cross in cushion rubber assembly in above-mentioned one, this fin is divided into the first projection, the second projection and is evenly distributed on some 3rd projections between the first projection, the second projection by each breach on same fin, and the equal outer bevel of each first protruding, each second projection transitted to the corresponding outer face of cushion rubber.
Cross in cushion rubber assembly in above-mentioned one, described glue head of crossing comprises operate portions, connecting portion and the transition part for connecting operate portions and connecting portion, and operate portions, connecting portion and transition part three are connected as a single entity, described cushion rubber is excessively set on transition part, transition part is provided with an annular shoulder and has gap between annular shoulder and mistake cushion rubber.
Cross in cushion rubber assembly in above-mentioned one, each first projection was all positioned at cushion rubber near operate portions side, each second projection was all positioned at cushion rubber away from operate portions side, and the distance that the first projection has been cushion rubber axial line is less than the distance that the second projection has been cushion rubber axial line.
Cross in cushion rubber assembly in above-mentioned one, transition part is also arranged be resisted against on annular shoulder cross rubber gasket and cross rubber gasket be arranged on the side of cushion rubber away from operate portions, crossing at least one circulating tanks rubber gasket circumferential lateral surface offering equally distributed some flow path grooves and UNICOM vertical with each flow path groove, described circulating tanks is arranged around crossing rubber gasket axial line.
Cross in cushion rubber assembly in above-mentioned one, operate portions offers equally distributed some guiding gutters, and each guiding gutter extends to transition part by operate portions.
Compared with prior art, the utility model is reasonable in design, easy and simple to handle, mixing effective fast; Offered groove and cannelure crossing in cushion rubber, defined polygon many prismatics shape, can respectively radial, axially stir, melting effect is good.
Accompanying drawing explanation
Fig. 1 is the explosive view of the utility model one preferred embodiment.
Fig. 2 is the sectional view of the utility model one preferred embodiment.
Fig. 3 is the structural representation crossing cushion rubber in the utility model one preferred embodiment.
Fig. 4 is the sectional view of Fig. 3.
In figure, 10, excessively glue head; 11, operate portions; 111, guiding gutter; 12, connecting portion; 13, transition part; 131, annular shoulder; 20, cushion rubber is crossed; 21, groove; 22, cannelure; 231, first is protruding; 232, second is protruding; 233, the 3rd is protruding; 30, rubber gasket is crossed; 31, flow path groove; 32, circulating tanks.
Detailed description of the invention
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in Figures 1 to 4, this is crossed cushion rubber assembly and comprised glue head 10 and be set in the cushion rubber 20 excessively on glue head 10, the inwall crossing cushion rubber 20 offers multiple grooves 21 of axially arranging and circumferential hoop and walks around multiple cannelures 22 that cushion rubber 20 axial line arranges, each groove 21 runs through by each cannelure 22 all successively, and each cannelure 22 is arranged in parallel and each cannelure 22 is vertical with each groove 21 respectively arranges.
In conventional art, part is mixing just carries out mixing by screw rod spiral shell rib to plastics in the rotation process of screw rod (not shown) in injection machine plasticizing, after using certain hour, screw rod can wear and tear, melting effect also can reduce gradually, now just needs the screw rod of the mixing design of belt replacement to make up.
But the screw rod production cycle is long, manufacturing cost is high, change also inconvenient.Therefore the utility model devises one and crosses cushion rubber assembly, screw rod can be replaced to stir and evenly mix further melt, can significantly improve melting effect in mixing process.In addition, cross cushion rubber 20 manufacturing cost relatively low and change convenient, served as cushion rubber 20 and reached useful life period in limited time, changed cushion rubber 20.
The nozzle segment of injection machine comprises nozzle (not shown) and precursor flange (not shown), the head crossing glue head 10 stretches into precursor flange, the afterbody crossing glue head 10 is connected with screw rod, and melt enters precursor flange via screw rod, excessively cushion rubber 20, excessively glue head 10 successively and carries out course of injection.Melt, when entering to cross cushion rubber 20, can carry out stirring mixing process further, arranges the mixing degree that can improve melt like this, strengthens melting effect.
Offering of each groove 21, each cannelure 22 is to be arranged to the structure of polygon many ribs by crossing cushion rubber 20, and can carry out axial stirring simultaneously, radially to stir, mixing stirring is comparatively thorough, makes melt more even.
In addition, each groove 21, each cannelure 22 can mixing according to reality in the suitable shape of effect selection design, preferably, in the present embodiment, each groove 21 is all arranged in " U " shape and the also setting in " U " shape of the cross sectional shape of each cannelure 22.
Preferably, groove 21 is uniformly distributed around crossing cushion rubber 20 axial line and is equipped with fin between adjacent two grooves 21, each fin all offers multiple breach of equidistantly distribution, be positioned at each breach head and the tail UNICOM on same cross section and form one of them above-mentioned cannelure 22.
Breach one_to_one corresponding on two adjacent fins is arranged, the position at each breach place namely on each fin is consistent with the position at each breach place on all the other fins, so, be positioned at each breach ability head and the tail UNICOM on same cross section and form one of them above-mentioned cannelure 22.And in fact, the existence of each breach all to be offered around all fins by each cannelure 22 and formed, wherein, each cannelure 22 all with each vertical UNICOM of groove 21.
Groove 21, cannelure 22 can according to actual needs and result of use select the quantity that is applicable to.In the present embodiment, the quantity of groove 21 is preferably seven, and the quantity of fin is also seven, and the quantity of cannelure 22 is preferably two, and therefore, the quantity of the breach on each fin is two.From the cross sectional shape of cannelure 22, in the present embodiment, the shape of breach is " U " shape.
Further preferably, multiple 3rd projections 233 that this fin is divided into the first projection 231, second protruding 232 and is evenly distributed between the first projection 231, second projection 232 by each breach on same fin, each first projection 231, each second protruding 232 equal outer bevels transitted to the corresponding outer face of cushion rubber 20.
The existence of each breach all to be offered around all fins by each cannelure 22 and is formed, that is, each fin is divided into the first projection 231, second protruding 232 and the 3rd projection 233 by each cannelure 22, the setting of these projections can strengthen the melting effect of melt largely, melt is more even, and the quality of the product of injection mo(u)lding is also better.
In the present embodiment, the quantity due to cannelure 22 is preferably two, and therefore, the first projection 231, second protruding 232 on each fin and the 3rd protruding 233 quantity are one.
Be set on glue head 10 owing to crossing cushion rubber 20, therefore each first projection 231, each second protruding 232 equal outer bevels transitted to outer face corresponding on cushion rubber 20, like this design be convenient to cushion rubber 20 and glue head 10 to cooperatively interact work.
Preferably, cross glue head 10 and comprise operate portions 11, connecting portion 12 and the transition part 13 for connecting operate portions 11 and connecting portion 12, and operate portions 11, connecting portion 12 and transition part 13 three are connected as a single entity, crossing cushion rubber 20 is set on transition part 13, transition part 13 is provided with an annular shoulder 131 and has gap between annular shoulder 131 and mistake cushion rubber 20.
Namely operate portions 11 crosses the head of glue head 10, and namely connecting portion 12 crosses the afterbody of glue head 10, and therefore operate portions 11 is connected with precursor flange, and connecting portion 12 is connected with screw rod.Melt entered between cushion rubber 20 and transition part 13 through screw rod, then entered into operate portions 11, entered precursor flange, finally entered nozzle.In mistake cushion rubber 20, melt carries out radial direction, axis is mixing, and mixing intensity is high.
Further preferably, each first projection 231 was all positioned at cushion rubber 20 near operate portions 11 side, each second projection 232 was all positioned at cushion rubber 20 away from operate portions 11 side, and the distance that the first projection 231 has been cushion rubber 20 axial line is less than the distance that the second projection 232 has been cushion rubber 20 axial line.
Crossing cushion rubber 20 is set on transition part 13, and annular shoulder 131 is positioned at each second protruding 232 places, cross between cushion rubber 20 and annular shoulder 131 and there is gap, and the distance that each first projection 231 has been cushion rubber 20 axial line is less than the distance that each second projection 232 has been cushion rubber 20 axial line, design made to have certain scope of activities between cushion rubber 20 and transition part 13, annular shoulder 131 like this.When screw rod drove glue head 10 to rotate, excessively there is relative motion between cushion rubber 20 and transition part 13, thus can to carrying out mixing at the melt excessively between cushion rubber 20 and transition part 13.
Preferably, transition part 13 is also arranged be resisted against on annular shoulder 131 cross rubber gasket 30 and cross rubber gasket 30 be arranged on the side of cushion rubber 20 away from operate portions 11, mistake rubber gasket 30 circumferential lateral surface offers equally distributed multiple flow path groove 31 and at least one circulating tanks 32 with each vertical UNICOM of flow path groove 31, and circulating tanks 32 is arranged around crossing rubber gasket 30 axial line.
Connecting portion 12 is connected with screw rod, and the one end crossing rubber gasket 30 is resisted against on annular shoulder 131, and the other end and screw rod fit tightly, and crossing rubber gasket 30 can along with bolt rotary.Melt, when screw rod entered in cushion rubber 20, can first pass through rubber gasket 30, and cross rubber gasket 30 also can to carry out stirring to melt mixing simultaneously.
Flow path groove 31 can select the quantity be suitable for, and do not limit, and the quantity of circulating tanks 32 is preferably one in the present embodiment.Projection is formed between two adjacent flow path grooves 31, each projection is all divided into two by circulating tanks 32, such structural design, with cushion rubber 20 is similar excessively, can carry out radial, axially stirring respectively to melt mixing, for the mixing of melt provides a booster action.
It is worth mentioning that, cross cushion rubber 20 can move axially by relative glue head 10 excessively, serve as cushion rubber 20 with when rubber gasket 30 fits tightly excessively, melt reverse flow (namely melt flowed to rubber gasket 30 from crossing between cushion rubber 20 and transition part 13) can be prevented, avoid impacting injection moulding process, guarantee that working effect is good.
Preferably, operate portions 11 offers equally distributed multiple guiding gutter 111, each guiding gutter 111 extends to transition part 13 by operate portions 11.
Also seamed edge is formed with between two adjacent guiding gutters 111, when crossing glue head 10 and rotating, operate portions 11 also can carry out auxiliary stirring to melt, offering of guiding gutter 111 can assist melt stirring mixing on the one hand, guiding gutter 111 extends to transition part 13 and the melt crossed in cushion rubber 20 can be guided to operate portions 11 on the other hand, is convenient to the conveying of melt.
This crosses cushion rubber assembly in an initial condition, melt enters be between cushion rubber 20 and transition part 13 through screw rod, excessively rubber gasket 30, enter into operate portions 11 again, cross the setting of each groove 21, each cannelure 22 in cushion rubber 20, further mixing stirring is carried out to melt, strengthen melting effect, melt mixing is more even.Whole cushion rubber modular construction is simple, easy and simple to handle excessively, melting effect is good, and installs replacing conveniently, is worth widely using.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (7)
1. cross cushion rubber assembly for one kind, comprise glue head and be set in the cushion rubber excessively on glue head, it is characterized in that, the inwall crossing cushion rubber offers some grooves of axially arranging and circumferential hoop and walks around some cannelures that cushion rubber axial line arranges, each groove runs through by each cannelure all successively, and arranged in parallel and each cannelure of each cannelure is arranged with each texturearunaperpendicular respectively.
2. one according to claim 1 crosses cushion rubber assembly, it is characterized in that, described groove is uniformly distributed around crossing cushion rubber axial line and is equipped with fin between adjacent two grooves, each fin all offers some breach of equidistantly distribution, be positioned at each breach head and the tail UNICOM on same cross section and form one of them above-mentioned cannelure.
3. one according to claim 2 crosses cushion rubber assembly, it is characterized in that, this fin is divided into the first projection, the second projection and is evenly distributed on some 3rd projections between the first projection, the second projection by each breach on same fin, and the equal outer bevel of each first protruding, each second projection transitted to the corresponding outer face of cushion rubber.
4. one according to claim 3 crosses cushion rubber assembly, it is characterized in that, described glue head of crossing comprises operate portions, connecting portion and the transition part for connecting operate portions and connecting portion, and operate portions, connecting portion and transition part three are connected as a single entity, described cushion rubber is excessively set on transition part, transition part is provided with an annular shoulder and has gap between annular shoulder and mistake cushion rubber.
5. one according to claim 4 crosses cushion rubber assembly, it is characterized in that, each first projection was all positioned at cushion rubber near operate portions side, each second projection was all positioned at cushion rubber away from operate portions side, and the distance that the first projection has been cushion rubber axial line is less than the distance that the second projection has been cushion rubber axial line.
6. one according to claim 4 crosses cushion rubber assembly, it is characterized in that, transition part is also arranged be resisted against on annular shoulder cross rubber gasket and cross rubber gasket be arranged on the side of cushion rubber away from operate portions, crossing at least one circulating tanks rubber gasket circumferential lateral surface offering equally distributed some flow path grooves and UNICOM vertical with each flow path groove, described circulating tanks is arranged around crossing rubber gasket axial line.
7. one according to claim 4 crosses cushion rubber assembly, and it is characterized in that, operate portions offers equally distributed some guiding gutters, and each guiding gutter extends to transition part by operate portions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520286075.0U CN204585753U (en) | 2015-05-05 | 2015-05-05 | One crosses cushion rubber assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520286075.0U CN204585753U (en) | 2015-05-05 | 2015-05-05 | One crosses cushion rubber assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204585753U true CN204585753U (en) | 2015-08-26 |
Family
ID=53921945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520286075.0U Expired - Fee Related CN204585753U (en) | 2015-05-05 | 2015-05-05 | One crosses cushion rubber assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204585753U (en) |
-
2015
- 2015-05-05 CN CN201520286075.0U patent/CN204585753U/en not_active Expired - Fee Related
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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: 20150826 Termination date: 20190505 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |