CN208774018U - A kind of novel interior gear breadth adjustment structure of extrusion die - Google Patents
A kind of novel interior gear breadth adjustment structure of extrusion die Download PDFInfo
- Publication number
- CN208774018U CN208774018U CN201821235935.8U CN201821235935U CN208774018U CN 208774018 U CN208774018 U CN 208774018U CN 201821235935 U CN201821235935 U CN 201821235935U CN 208774018 U CN208774018 U CN 208774018U
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- China
- Prior art keywords
- blend stop
- guide rod
- interior
- extrusion die
- adjustment structure
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- 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.)
- Withdrawn - After Issue
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- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The technical solution of the utility model is a kind of novel interior gear breadth adjustment structure of extrusion die, including upper die and lower die, on described, lower die side is provided with breadth regulating mechanism, the breadth regulating mechanism includes being connected to, the big side plate of lower die side and three guide rods for being connected to distribution triangular in shape on big side plate, the guide rod other end is provided with guide rod fixed block, being equipped on the guide rod can be along the fixed sliding block of guide rod blend stop free to slide, adjusting screw is connected on the big side plate, composition leadscrew-nut mechanism is threadedly engaged between the fixed sliding block of the blend stop and adjusting screw, it is connected with and protrudes on the fixed sliding block of the blend stop, sprue blend stop and current stabilization sizing section blend stop in lower die discharging runner, the sprue blend stop and current stabilization sizing section blend stop with it is upper, sealing element is provided between lower die.The utility model stable structure, good rigidity, degree of regulation is high, and sealing effect is good.
Description
Technical field
The present invention relates to a kind of extrusion dies, more particularly, to a kind of novel interior gear breadth adjustment structure of extrusion die.
Background technique
In substrate production extrusion field, width adjustment device is often used on extrusion die, is used to adjust die lip
The width of discharging is to adapt to the requirement that the same die head produces the product of different in width.In breadth regulating system generally uses at present
Gear or outer gear using having the situation of buildup in outer baffle block runner, and are affected by temperature, to plastic product matter after molding
Amount can have an impact, and using interior gear, when adjusting, effect is not satisfactory at present, be easy material leakage, and interior gear adjusting has some setbacks, is easy stuck
Deng having much room for improvement.
Summary of the invention
In view of the above-mentioned problems, the present invention is intended to provide a kind of novel interior gear breadth adjustment structure of extrusion die, structure are steady
Fixed, good rigidity, degree of regulation is high, and sealing effect is good.
The technical scheme is that a kind of novel interior gear breadth adjustment structure of extrusion die, including upper die and lower die, institute
It states upper and lower mould side and is provided with breadth regulating mechanism, the breadth regulating mechanism includes the big side plate for being connected to upper and lower mould side
With three guide rods for being connected to distribution triangular in shape on big side plate, the guide rod other end is provided with guide rod fixed block, described to lead
Being equipped on bar can be pacified between the big side plate and guide rod fixed block by bearing along the fixed sliding block of guide rod blend stop free to slide
Equipped with adjusting screw, composition leadscrew-nut mechanism, the blend stop are threadedly engaged between the fixed sliding block of the blend stop and adjusting screw
The sprue blend stop protruded into upper and lower mould discharging runner and current stabilization sizing section blend stop, the sprue are connected on fixed sliding block
Sealing element is provided between blend stop and current stabilization sizing section blend stop and upper and lower mould.
Preferably, the sealing element includes interior sealing clamp, interior diaphragm seal, external seal pressing plate and external seal piece, it is described in
Sealing clamp, interior diaphragm seal, external seal pressing plate and external seal piece are coated on the section of sprue blend stop and current stabilization sizing section blend stop
On outer profile, the interior sealing clamp is connected by screw on upper and lower mould side, and the interior diaphragm seal is located at interior sealing clamp
Between upper and lower mould side, the external seal pressing plate is connected by screw on interior sealing clamp, and the external seal piece is located at outer
Between sealing clamp and interior sealing clamp.
Preferably, the interior diaphragm seal and external seal piece are flexible sealing material, the interior diaphragm seal, external seal piece and master
It is transition fit between runner blend stop, current stabilization sizing section blend stop.
Preferably, the gap between the sprue blend stop and current stabilization sizing section blend stop and upper and lower mould discharging runner exists
0.1mm or more.
Preferably, the adjusting screw is T-type thread lead screw or ball screw.
Preferably, the adjusting screw end is provided with thrust bearing.
Preferably, sliding block pressing plate is provided on the guide rod, the sliding block pressing plate is located at the fixed sliding block of blend stop and thrust shaft
Between holding.
Preferably, scale is connected between the big side plate and guide rod fixed block.
Preferably, it is located at guide rod fixed block side on the current stabilization sizing section blend stop and is provided with sizing blend stop fixed block.
The present invention uses triangular supports structure overall structural strength good rigidity, using adjusting screw and thrust bearing,
By can still be able to maintain top adjustment precision when large axial force, while stroke distances can accurately be shown by scale, in addition blend stop
Clearance fit facilitates in blend stop free skating air stream enter runner between runner, prevents from scratching runner when thermal expansion.
Detailed description of the invention
Fig. 1 is configuration schematic diagram of the invention；
Fig. 2 is the partial enlarged view of Fig. 1；
Fig. 3 is structural schematic diagram of the invention；
Fig. 4 is the partial enlarged view of Fig. 3；
Wherein: 1-upper mold；2-lower dies；3-breadth regulating mechanisms；4-big side plates；5-guide rods；6-guide rod fixed blocks；
7-blend stops fix sliding block；8-adjusting screws；9-sprue blend stops；10-current stabilizations sizing section blend stop；11-sealing elements；12—
Interior sealing clamp；13-interior diaphragm seals；14-external seal pressing plates；15-external seal pieces；16-thrust bearings；17-sliding block pressures
Plate；18-scales；19-sizing blend stop fixed blocks.
Specific embodiment
With reference to the accompanying drawing, invention is further described in detail.
As shown in Figures 1 to 4, the present invention provides a kind of novel interior gear breadth adjustment structures of extrusion die, including upper mold 1
With lower die 2, the upper and lower mould 1,2 sides are provided with breadth regulating mechanism 3, the breadth regulating mechanism 3 include be connected to,
Lower die 1,2 sides big side plate 4 and be connected to three guide rods 5 of distribution triangular in shape on big side plate 4,5 other end of guide rod
It is provided with guide rod fixed block 6, being equipped on the guide rod 5 can be along the fixed sliding block 7 of the blend stop free to slide of guide rod 5, the big side
Adjusting screw 8 is equipped with by bearing between plate 4 and guide rod fixed block 6, between the fixed sliding block 7 of the blend stop and adjusting screw 8
It is threadedly engaged composition leadscrew-nut mechanism, is connected with and is protruded into the upper and lower discharging of mould 1,2 runner on the fixed sliding block 7 of the blend stop
Sprue blend stop 9 and current stabilization be formed section blend stop 10, the sprue blend stop 9 and current stabilization sizing section blend stop 10 and upper and lower mould 1,2 it
Between be provided with sealing element 11.
Preferably, the sealing element 11 includes interior sealing clamp 12, interior diaphragm seal 13, external seal pressing plate 14 and external seal piece
15, the interior sealing clamp 12, interior diaphragm seal 13, external seal pressing plate 14 and external seal piece 15 are coated on sprue blend stop 9 and steady
On the section outer profile of stream sizing section blend stop 10, the interior sealing clamp 12 is connected by screw on upper and lower mould 1,2 sides,
The interior diaphragm seal 13 is located between interior sealing clamp 12 and upper and lower mould 1,2 sides, and the external seal pressing plate 14 is connected by screw
It connects on interior sealing clamp 12, the external seal piece 15 is between external seal pressing plate 14 and interior sealing clamp 12.
Preferably, the interior diaphragm seal 13 and external seal piece 15 are flexible sealing material, the interior diaphragm seal 13, external seal
It is transition fit between piece 15 and sprue blend stop 9, current stabilization sizing section blend stop 10.
Preferably, between the sprue blend stop 9 and current stabilization sizing section blend stop 10 and the upper and lower discharging of mould 1,2 runner
Gap is in 0.1mm or more.Runner is scratched after preventing sprue blend stop 9 and current stabilization sizing section blend stop 10 from thermally expanding.
Preferably, the adjusting screw 8 is T-type thread lead screw or ball screw.It can still be protected after by large axial force
Hold high-precision.
Preferably, 8 end of adjusting screw is provided with thrust bearing 16.It can ensure that lead screw spiral shell when bearing larger axial force
The normal erect type spin of parent agency moves.
Preferably, be provided with sliding block pressing plate 17 on the guide rod 5, the sliding block pressing plate 17 be located at the fixed sliding block 7 of blend stop with
Between thrust bearing 16.
Preferably, scale 18 is connected between the big side plate 4 and guide rod fixed block 6.The stroke of blend stop can directly be read.
Preferably, sizing blend stop is provided at 6 side of guide rod fixed block on the current stabilization sizing section blend stop 10 to fix
Block 19.
The above is only better embodiment of the invention, not makes any form of restriction to invention, it is all according to
According to technical principle any simple modification, equivalent variations or modification made to the above embodiment of the invention, the present invention is still fallen within
In the range of technical solution.
Claims (9)
1. a kind of novel interior gear breadth adjustment structure of extrusion die, including upper mold (1) and lower die (2), it is characterised in that: described
Upper and lower mould (1,2) side is provided with breadth regulating mechanism (3), the breadth regulating mechanism (3) include be connected to upper and lower mould (1,
2) the big side plate (4) of side and three guide rods (5) of distribution triangular in shape on big side plate (4) are connected to, the guide rod (5) is another
End is provided with guide rod fixed block (6), and being equipped on the guide rod (5) can be along the fixed sliding block of guide rod (5) blend stop free to slide
(7), it is equipped with adjusting screw (8) between the big side plate (4) and guide rod fixed block (6) by bearing, the blend stop is fixed to be slided
It is threadedly engaged composition leadscrew-nut mechanism between block (7) and adjusting screw (8), is connected with and stretches on the blend stop fixed sliding block (7)
Enter the sprue blend stop (9) in upper and lower mould (1,2) discharging runner and current stabilization sizing section blend stop (10), the sprue blend stop (9)
Sealing element (11) are provided between current stabilization sizing section blend stop (10) and upper and lower mould (1,2).
2. the novel interior gear breadth adjustment structure of a kind of extrusion die according to claim 1, it is characterised in that: the sealing
Part (11) includes interior sealing clamp (12), interior diaphragm seal (13), external seal pressing plate (14) and external seal piece (15), the interior sealing
Pressing plate (12), interior diaphragm seal (13), external seal pressing plate (14) and external seal piece (15) are coated on sprue blend stop (9) and current stabilization is fixed
On the section outer profile of type section blend stop (10), the interior sealing clamp (12) is connected by screw in upper and lower mould (1,2) side
On, the interior diaphragm seal (13) is located between interior sealing clamp (12) and upper and lower mould (1,2) side, the external seal pressing plate
(14) it is connected by screw on interior sealing clamp (12), the external seal piece (15) is located at external seal pressing plate (14) and interior sealing
Between pressing plate (12).
3. the novel interior gear breadth adjustment structure of a kind of extrusion die according to claim 2, it is characterised in that: described interior close
Mounting (13) and external seal piece (15) are flexible sealing material, and the interior diaphragm seal (13), external seal piece (15) and sprue are kept off
It is transition fit between item (9), current stabilization sizing section blend stop (10).
4. the novel interior gear breadth adjustment structure of a kind of extrusion die according to claim 1, it is characterised in that: the mainstream
Gap between road blend stop (9) and current stabilization sizing section blend stop (10) and upper and lower mould (1,2) discharging runner is in 0.1mm or more.
5. the novel interior gear breadth adjustment structure of a kind of extrusion die according to claim 1, it is characterised in that: the adjusting
Lead screw (8) is T-type thread lead screw or ball screw.
6. the novel interior gear breadth adjustment structure of a kind of extrusion die according to claim 1, it is characterised in that: the adjusting
Lead screw (8) end is provided with thrust bearing (16).
7. the novel interior gear breadth adjustment structure of a kind of extrusion die according to claim 6, it is characterised in that: the guide rod
(5) be provided on sliding block pressing plate (17), the sliding block pressing plate (17) be located at blend stop fixed sliding block (7) and thrust bearing (16) it
Between.
8. the novel interior gear breadth adjustment structure of a kind of extrusion die according to claim 1, it is characterised in that: the big side
Scale (18) are connected between plate (4) and guide rod fixed block (6).
9. the novel interior gear breadth adjustment structure of a kind of extrusion die according to claim 1, it is characterised in that: the current stabilization
It is located at guide rod fixed block (6) side in sizing section blend stop (10) and is provided with sizing blend stop fixed block (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821235935.8U CN208774018U (en) | 2018-08-02 | 2018-08-02 | A kind of novel interior gear breadth adjustment structure of extrusion die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821235935.8U CN208774018U (en) | 2018-08-02 | 2018-08-02 | A kind of novel interior gear breadth adjustment structure of extrusion die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208774018U true CN208774018U (en) | 2019-04-23 |
Family
ID=66155858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821235935.8U Withdrawn - After Issue CN208774018U (en) | 2018-08-02 | 2018-08-02 | A kind of novel interior gear breadth adjustment structure of extrusion die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208774018U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108943645A (en) * | 2018-08-02 | 2018-12-07 | 浙江精诚模具机械有限公司 | A kind of novel interior gear breadth adjustment structure of extrusion die |
| CN115990988A (en) * | 2023-03-23 | 2023-04-21 | 广州市锐博新材料股份有限公司 | Extrusion molding equipment is used in resin wallboard production |
-
2018
- 2018-08-02 CN CN201821235935.8U patent/CN208774018U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108943645A (en) * | 2018-08-02 | 2018-12-07 | 浙江精诚模具机械有限公司 | A kind of novel interior gear breadth adjustment structure of extrusion die |
| CN108943645B (en) * | 2018-08-02 | 2023-10-10 | 浙江精诚模具机械有限公司 | Structure for adjusting internal baffle width of extrusion die head |
| CN115990988A (en) * | 2023-03-23 | 2023-04-21 | 广州市锐博新材料股份有限公司 | Extrusion molding equipment is used in resin wallboard production |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190423 Effective date of abandoning: 20231010 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190423 Effective date of abandoning: 20231010 |