CN109940852A - A kind of extrusion die die lip opening automatic fine tuning structure of band independence air-cooled structure - Google Patents
A kind of extrusion die die lip opening automatic fine tuning structure of band independence air-cooled structure Download PDFInfo
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- CN109940852A CN109940852A CN201810860144.2A CN201810860144A CN109940852A CN 109940852 A CN109940852 A CN 109940852A CN 201810860144 A CN201810860144 A CN 201810860144A CN 109940852 A CN109940852 A CN 109940852A
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- fine tuning
- expansion rod
- upper die
- die lip
- tracheae
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- 238000001125 extrusion Methods 0.000 title claims abstract description 16
- 238000010438 heat treatment Methods 0.000 claims abstract description 14
- 238000009413 insulation Methods 0.000 claims abstract description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000007599 discharging Methods 0.000 abstract description 6
- 239000007789 gas Substances 0.000 description 16
- 238000001816 cooling Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000036632 reaction speed Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000112 cooling gas Substances 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 235000012438 extruded product Nutrition 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The present invention provides a kind of extrusion die die lip of band independence air-cooled structure opening automatic fine tuning structures, including upper, lower mold body and upper, lower die lip, upper die body leading flank is connected by screw to fine tuning upper fixed seat in the width direction and finely tunes lower fixed block, outer surface is provided with the expansion rod being in tilted layout along upper die body length direction on front side of upper die body, the quantity of expansion rod is multiple, it uniformly arranges along upper die body width direction respectively, expansion rod top is fixed in fine tuning upper fixed seat, the expansion rod lower part is fixed in the lower fixed block of fine tuning, expansion rod lower end is supported at upper die lip by finely tuning drag hook, expansion rod and upper die body, finely tune upper fixed seat, it finely tunes and is provided with thermal insulation board between lower fixed block, heating rod is provided in expansion rod, heating rod tail portion is connected to terminal box, expansion rod outer cover is equipped with the tracheae of clearance fit, gas Pipe is independently connected to gas chamber.The present invention can fast and effeciently cool down expansion rod, quickly adjust the discharging gap of die lip up and down.
Description
Technical field
The present invention relates to a kind of extrusion dies, are open more particularly, to a kind of extrusion die die lip of band independence air-cooled structure
Automatic fine tuning structure.
Background technique
The die lip discharging gap fine tuning structure of extrusion die is most important for extruded product thickness uniformity, Earlier designs
The scheme of an automatic fine tuning cause expanding with heat and contract with cold for expansion rod to adjust discharge room at die lip up and down by heating rod heating
The size of gap, but structure is complicated, and disassembly is very troublesome, and heating rod could be torn open by needing all to disassemble automatic fine tuning correlated parts
Replacement is unloaded, and the cooling of expansion rod, mainly by natural cooling, reaction speed is slow.
Summary of the invention
In view of the above-mentioned problems, the present invention is intended to provide a kind of extrusion die die lip opening of band independence air-cooled structure is automatic micro-
Structure is adjusted, the discharging gap of upper and lower die lip can be adjusted as needed, while air cooling system is set to be quickly cooled down expansion rod, mentioned
High integrally-regulated reaction speed, so that the sensitivity adjusted greatly improves.
The automatic fine tuning structure the technical scheme is that a kind of extrusion die die lip of band independence air-cooled structure is open, packet
Upper die body, lower mold body, upper die lip, lower die lip are included, the upper die body leading flank is connected by screw to fine tuning in the width direction
Upper fixed seat and the lower fixed block of fine tuning, upper die body front side outer surface are provided with along the swollen of upper die body length direction inclination arrangement
Expanding rod, the quantity of the expansion rod be it is multiple, uniformly arrange along upper die body width direction respectively, the expansion rod top is fixed on
It finely tunes in upper fixed seat, the expansion rod lower part is fixed in the lower fixed block of fine tuning, and the expansion rod lower end passes through fine tuning drag hook
Support at upper die lip, the expansion rod and upper die body, fine tuning upper fixed seat, finely tune be provided between lower fixed block it is heat-insulated
Plate is provided with heating rod in each expansion rod, and heating rod tail portion is connected to terminal box, each expansion rod outer cover
Tracheae equipped with clearance fit, each tracheae are independently connected to gas chamber.
Preferably, the tracheae is steel pipe, and the tracheae is located in thermal insulation board, and the air pipe inlet is connected to by hose
Gas chamber, the tracheae inlet end are located at expansion rod lower part, and the venthole of the tracheae is located at expansion rod top, and the gas chamber passes through
External air compressor machine gas supply.
Preferably, the gas chamber is provided with wind deflector on the inside of upper die body, and the front edge of board that keeps out the wind tilts down,
The height of the wind deflector is lower than the height at venthole.
Preferably, the plenum roof two sides are provided with lifting lug.
Preferably, the expansion rod top is connected in fine tuning upper fixed seat by finely tuning adjusting nut B, and the fine tuning is adjusted
It is threadedly coupled at section nut B lateral surface and fine tuning upper fixed seat inner hole, on the outside of the fine tuning adjusting nut B medial surface and expansion rod
Face is threadedly coupled.
Preferably, fine tuning adjusting nut A is threaded at the expansion rod on the fine tuning top adjusting nut B.
Preferably, it is provided with fine tuning backplate on the outside of the tracheae, the fine tuning backplate top is connected on gas chamber, described micro-
It nurses plate lower part to be connected on the lower fixed block of fine tuning, the fine tuning backplate lower end covers fine tuning drag hook.
The present invention can fast and effeciently cool down expansion rod by the way that independent air cooling system is arranged, improve tune
The sensitivity of section, so that the discharging gap of upper and lower die lip can according to need and quickly be adjusted.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Structural schematic diagram when Fig. 2 is Fig. 1 disassembly fine tuning backplate；
Fig. 3 is that the present invention removes the structural schematic diagram after fine tuning backplate；
Fig. 4 is the partial enlarged view in Fig. 3 at A；
Fig. 5 is schematic diagram of internal structure of the invention；
Fig. 6 is the partial enlarged view in Fig. 5 at B；
Wherein: 1-upper die body；2-lower mold bodies；3-upper die lips；4-lower die lips；5-fine tuning upper fixed seats；6-fine tunings are lower solid
Determine block；7-expansion rods；8-fine tuning drag hooks；9-thermal insulation boards；10-heating rods；11-terminal boxes；12-tracheaes；13-gas chambers；
14-hoses；15-ventholes；16-wind deflectors；17-lifting lugs；18-fine tuning adjusting nut B；19-fine tuning adjusting nut A；
20-fine tuning backplates.
Specific embodiment
With reference to the accompanying drawing, invention is further described in detail.
As shown in Figures 1 to 6, it is automatic micro- that the present invention provides a kind of extrusion die die lip of band independence air-cooled structure openings
Structure, including upper die body 1, lower mold body 2, upper die lip 3, lower die lip 4,1 leading flank of upper die body is adjusted to be connected by screw to edge
The fine tuning upper fixed seat 5 of width direction and the lower fixed block 6 of fine tuning, the 1 front side outer surface of upper die body is provided with long along upper die body 1
Spend the expansion rod 7 that direction is in tilted layout, the quantity of the expansion rod 7 be it is multiple, uniformly arranged along 1 width direction of upper die body respectively
Cloth, 7 top of expansion rod are fixed in fine tuning upper fixed seat 5, and lower part is fixed in the lower fixed block 6 of fine tuning, the expansion rod 7
Lower end is supported at upper die lip 3 by finely tuning drag hook 8, and the expansion rod 7 and upper die body 1, fine tuning upper fixed seat 5, fine tuning are lower solid
Determine to be provided with thermal insulation board 9 between block 6, heating rod 10 is provided in each expansion rod 7,10 tail portion of heating rod is connected to
Terminal box 11, each 7 outer cover of expansion rod are equipped with the tracheae 12 of clearance fit, each independent connection of tracheae 12 to gas
Room 13, terminal box 11 notify bracket to be connected on upper die body 1.
Preferably, the tracheae 12 is steel pipe, and the tracheae 12 is located in thermal insulation board 9, and 12 entrance of tracheae passes through soft
Pipe 14 is connected to gas chamber 13, and 12 inlet end of tracheae is located at 7 lower part of expansion rod, and the venthole 15 of the tracheae 12 is located at expansion
7 top of bar, the gas chamber 13 pass through external air compressor machine gas supply.
Preferably, the gas chamber 13 is provided with wind deflector 16 on the inside of upper die body 1,16 front end of wind deflector to
Lower inclination, the height of the wind deflector 16 is lower than the height at venthole 15.
Preferably, the 13 top two sides of gas chamber are provided with lifting lug 17.Facilitate lifting and disassembly installation.
Preferably, 7 top of expansion rod is connected in fine tuning upper fixed seat 5 by finely tuning adjusting nut B18, described micro-
Adjust adjusting nut B18 lateral surface with fine tuning 5 inner hole of upper fixed seat at be threadedly coupled, the fine tuning adjusting nut B18 medial surface and
7 lateral surface of expansion rod is threadedly coupled.
Preferably, it is threaded with fine tuning adjusting nut A19 at the expansion rod 7 on the fine tuning top adjusting nut B18, led to
Double nut locking is crossed, so that generating axial force between nut, the frictional force between nut pitch and screw rod tooth is made to increase and prevent spiral shell
Mother loosens automatically.
Preferably, fine tuning backplate 20 is provided on the outside of the tracheae 12,20 top of fine tuning backplate is connected to gas chamber 13
On, 20 lower part of fine tuning backplate is connected on the lower fixed block 6 of fine tuning, and 20 lower end of fine tuning backplate covers fine tuning drag hook 8.
When needing to reduce the discharging gap between die lip up and down, heated by control terminal box 11 to heating rod 10,
Expansion rod 7 is squeezed at upper die lip 3 by hot axis expansion, so that the downward deformation of upper die lip 3, reduces discharging gap, when heating rod 10
Temperature is excessively high, when needing to cool down, cooling gas is passed through into gas chamber 13 by air compressor, gas high speed passes through hose 14
Entering tracheae 12 afterwards, fast cooling is carried out to 7 outer surface of expansion rod, whole process fast accurate facilitates operation, securely and reliably,
Entire air cooling system fast and easy assembly or disassembly.
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 (7)
- The automatic fine tuning structure 1. a kind of extrusion die die lip of band independence air-cooled structure is open, including upper die body (1), lower mold body (2), upper die lip (3), lower die lip (4), it is characterised in that: upper die body (1) leading flank has been connected by screw to along width side To fine tuning upper fixed seat (5) and finely tune lower fixed block (6), outer surface is provided with along upper die body (1) on front side of the upper die body (1) The expansion rod (7) that length direction is in tilted layout, the quantity of the expansion rod (7) be it is multiple, respectively along upper die body (1) width direction Uniformly arrangement, expansion rod (7) top are fixed in fine tuning upper fixed seat (5), and it is lower fixed block (6) that lower part is fixed on fine tuning Interior, expansion rod (7) lower end is supported at upper die lip (3) by finely tuning drag hook (8), the expansion rod (7) and upper die body (1), thermal insulation board (9) are provided between fixed block (6) under finely tuning upper fixed seat (5), finely tuning, in each expansion rod (7) It is provided with heating rod (10), heating rod (10) tail portion is connected to terminal box (11), and each expansion rod (7) outer cover is equipped with The tracheae (12) of clearance fit, each tracheae (12) independent connection to gas chamber (13).
- The automatic fine tuning structure 2. a kind of extrusion die die lip of band independence air-cooled structure according to claim 1 is open, Be characterized in that: the tracheae (12) is steel pipe, and the tracheae (12) is located in thermal insulation board (9), and tracheae (12) entrance passes through Hose (14) is connected to gas chamber (13), and tracheae (12) inlet end is located at expansion rod (7) lower part, the outlet of the tracheae (12) Hole (15) is located at expansion rod (7) top, and the gas chamber (13) passes through external air compressor machine gas supply.
- The automatic fine tuning structure 3. a kind of extrusion die die lip of band independence air-cooled structure according to claim 2 is open, Be characterized in that: the gas chamber (13) is provided with wind deflector (16) on the inside of upper die body (1), wind deflector (16) front end It tilts down, the height of the wind deflector (16) is lower than the height at venthole (15).
- The automatic fine tuning structure 4. a kind of extrusion die die lip of band independence air-cooled structure according to claim 2 is open, Be characterized in that: two sides are provided with lifting lug (17) at the top of the gas chamber (13).
- The automatic fine tuning structure 5. a kind of extrusion die die lip of band independence air-cooled structure according to claim 1 is open, Be characterized in that: expansion rod (7) top passes through fine tuning adjusting nut B(18) it is connected in fine tuning upper fixed seat (5), it is described micro- Adjust adjusting nut B(18) be threadedly coupled at lateral surface and fine tuning upper fixed seat (5) inner hole, the fine tuning adjusting nut B(18) interior Side is threadedly coupled with expansion rod (7) lateral surface.
- The automatic fine tuning structure 6. a kind of extrusion die die lip of band independence air-cooled structure according to claim 5 is open, It is characterized in that: the fine tuning adjusting nut B(18) fine tuning adjusting nut A(19 is threaded at the expansion rod (7) on top).
- The automatic fine tuning structure 7. a kind of extrusion die die lip of band independence air-cooled structure according to claim 1 is open, It is characterized in that: being provided with fine tuning backplate (20) on the outside of the tracheae (12), fine tuning backplate (20) top is connected to gas chamber (13) on, fine tuning backplate (20) lower part is connected on fine tuning lower fixed block (6), and fine tuning backplate (20) lower end covers It finely tunes drag hook (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810860144.2A CN109940852A (en) | 2018-08-01 | 2018-08-01 | A kind of extrusion die die lip opening automatic fine tuning structure of band independence air-cooled structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810860144.2A CN109940852A (en) | 2018-08-01 | 2018-08-01 | A kind of extrusion die die lip opening automatic fine tuning structure of band independence air-cooled structure |
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| Publication Number | Publication Date |
|---|---|
| CN109940852A true CN109940852A (en) | 2019-06-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810860144.2A Pending CN109940852A (en) | 2018-08-01 | 2018-08-01 | A kind of extrusion die die lip opening automatic fine tuning structure of band independence air-cooled structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110406075A (en) * | 2019-07-19 | 2019-11-05 | 泉州丰泽春信机械设计有限公司 | A kind of plate extrusion die of the gradient type press based on profile shapes ocean plate |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05286015A (en) * | 1992-04-15 | 1993-11-02 | Sumitomo Jukikai Plast Mach Kk | Construction of driving part of t-die lip |
| JP2000158516A (en) * | 1998-11-27 | 2000-06-13 | Johoku Seikosho:Kk | Lip clearance regulator for t-die |
| CN103538231A (en) * | 2013-10-28 | 2014-01-29 | 浙江精诚模具机械有限公司 | Foaming plate die head |
| CN203831777U (en) * | 2014-05-20 | 2014-09-17 | 浙江精诚模具机械有限公司 | Die lip gap fine-adjustment structure on extrusion die |
| CN105415636A (en) * | 2016-01-07 | 2016-03-23 | 浙江精诚模具机械有限公司 | Reinforcement type manual and automatic integrated automatic adjustment die head |
| CN208774017U (en) * | 2018-08-01 | 2019-04-23 | 浙江精诚模具机械有限公司 | A kind of extrusion die die lip opening automatic fine tuning structure of band independence air-cooled structure |
-
2018
- 2018-08-01 CN CN201810860144.2A patent/CN109940852A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05286015A (en) * | 1992-04-15 | 1993-11-02 | Sumitomo Jukikai Plast Mach Kk | Construction of driving part of t-die lip |
| JP2000158516A (en) * | 1998-11-27 | 2000-06-13 | Johoku Seikosho:Kk | Lip clearance regulator for t-die |
| CN103538231A (en) * | 2013-10-28 | 2014-01-29 | 浙江精诚模具机械有限公司 | Foaming plate die head |
| CN203831777U (en) * | 2014-05-20 | 2014-09-17 | 浙江精诚模具机械有限公司 | Die lip gap fine-adjustment structure on extrusion die |
| CN105415636A (en) * | 2016-01-07 | 2016-03-23 | 浙江精诚模具机械有限公司 | Reinforcement type manual and automatic integrated automatic adjustment die head |
| CN208774017U (en) * | 2018-08-01 | 2019-04-23 | 浙江精诚模具机械有限公司 | A kind of extrusion die die lip opening automatic fine tuning structure of band independence air-cooled structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110406075A (en) * | 2019-07-19 | 2019-11-05 | 泉州丰泽春信机械设计有限公司 | A kind of plate extrusion die of the gradient type press based on profile shapes ocean plate |
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