CN220661674U - Extrusion die for plastic profile of aircraft interior trim - Google Patents
Extrusion die for plastic profile of aircraft interior trim Download PDFInfo
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- CN220661674U CN220661674U CN202322329482.2U CN202322329482U CN220661674U CN 220661674 U CN220661674 U CN 220661674U CN 202322329482 U CN202322329482 U CN 202322329482U CN 220661674 U CN220661674 U CN 220661674U
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- splice plate
- butt joint
- template
- water storage
- die
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- 238000001125 extrusion Methods 0.000 title claims abstract description 37
- 239000004033 plastic Substances 0.000 title claims abstract description 34
- 229920003023 plastic Polymers 0.000 title claims abstract description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 133
- 210000001503 joint Anatomy 0.000 claims abstract description 68
- 238000001816 cooling Methods 0.000 claims abstract description 42
- 238000009434 installation Methods 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims description 32
- 230000002093 peripheral effect Effects 0.000 claims description 12
- 230000000694 effects Effects 0.000 abstract description 7
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000001746 injection moulding Methods 0.000 description 6
- 239000007788 liquid Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000000110 cooling liquid Substances 0.000 description 4
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 3
- 239000003063 flame retardant Substances 0.000 description 3
- 238000003032 molecular docking Methods 0.000 description 3
- 239000003000 extruded plastic Substances 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Landscapes
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses an extrusion die for an aircraft interior plastic profile, which comprises a die holder with an installation cavity and a plurality of die plates sequentially installed in the die holder installation cavity, wherein extrusion grooves which are communicated are formed in each die plate and the die holder, the die plates are a first die plate, a second die plate and a third die plate, the second die plate and the third die plate are respectively assembled by a first splice plate and a second splice plate through a detachable connection structure, a first water storage butt joint groove is formed in the first splice plate, a second water storage butt joint groove is formed in the second splice plate, the first water storage butt joint groove and the second water storage butt joint groove can be in sealed butt joint to form a water storage cooling cavity, and a water inlet and a water outlet which are communicated with the respective water storage cooling cavity are formed in the second die plate and the third die plate. The utility model can splice, assemble and split the second template and the third template for cooling the plastic profile of the aircraft interior, is convenient for staff to clean scale in the water storage cooling cavity, is convenient for maintenance and improves the cooling effect.
Description
Technical Field
The utility model belongs to the plastic profile processing technology, and particularly relates to an extrusion die for an aircraft interior plastic profile.
Background
The requirements on flame retardant performance of the aircraft interior are high, the plastic section bar used is a plastic product which is formed by processing materials such as flame retardant PC, PVC, ABS, polyurethane low foaming and the like, and the plastic section bar is more commonly used: an illumination lampshade in the cabin, a fluorescent strip dispersing protective sleeve, a strip clamping base, a wiring groove, an inner decorative cover plate, a skirting board, a pressing strip and the like. The fluidity of the flame-retardant granules is poorer than that of common granules, and the cooling effect of the die is higher. In the process of processing plastic profiles, plastic raw material particles are heated by an injection molding machine generally, and the plastic profiles are molded and extruded at a nozzle of the injection molding machine by an extrusion die.
For example, chinese patent publication No. CN219276599U discloses an extrusion die for processing plastic profiles, in which the die body is formed by fixing a first, a second, a third and a fourth die plates by bolts, and the extruded plastic passing through the third die plate and the fourth die plate can be primarily cooled by the cooperation of water inlets and water reservoirs on the third and fourth die plates, so that the extruded plastic is shaped, and the qualification rate of the plastic is improved.
However, the above solution has the following drawbacks: because of long-term use, can produce the incrustation scale in the water storage chamber, if untimely handling will influence the cooling effect, nevertheless be equipped with the template setting as an organic whole of water storage chamber, inconvenient clearance maintenance is carried out to the water storage chamber.
Disclosure of Invention
The utility model aims to provide an extrusion die for plastic profiles of aircraft interiors, which is convenient to clean and maintain and improves the cooling effect.
The aim of the utility model is achieved by the following technical measures: the utility model provides an aircraft interior plastic profile extrusion tooling, is including the die holder that has the installation cavity and install in proper order a plurality of template in the die holder installation cavity, be equipped with the crowded silo that is linked together on each template and the die holder, its characterized in that: the template is first template, second template and third template, wherein, second template and third template are assembled through dismantling connection structure by first splice plate and second splice plate respectively be equipped with first water storage butt joint groove on the first splice plate be equipped with second water storage butt joint groove on the second splice plate, first water storage butt joint groove and second water storage butt joint groove can seal the butt joint and form the water storage cooling chamber all be equipped with the water inlet and the delivery port that are linked together with respective water storage cooling chamber on second template and the third template.
The second template and the third template for cooling the aircraft interior plastic profile are formed by detachably connecting the first splice plate and the second splice plate which are arranged in a split mode, the second template and the third template can be spliced, assembled and split, a worker can conveniently clean scale generated in the water storage cooling cavities inside the second template and the third template, maintenance is convenient, and cooling effect can be improved.
The detachable connecting structure comprises a butt joint clamping groove, a limiting block and a fastening piece, wherein the butt joint clamping groove is formed in the top surface and the bottom surface of the first splice plate and the second splice plate, the butt joint clamping grooves in the first splice plate and the second splice plate can be matched, the limiting block is clamped in the butt joint clamping groove, and the fastening piece is fixed on the first splice plate and the second splice plate through the limiting block to connect the first splice plate and the second splice plate.
In the utility model, the water inlet and the water outlet are positioned on the first splice plate or the second splice plate, or the water inlet is positioned on one of the first splice plate and the second splice plate, and the water outlet is positioned on the other splice plate.
The pair of extrusion grooves are arranged up and down, the water storage cooling cavities on the second template and the third template respectively comprise a middle cavity and a peripheral cavity, the peripheral cavity is communicated with the middle cavity, the middle cavity is positioned between the pair of extrusion grooves, and the peripheral cavity is positioned at the periphery of the pair of extrusion grooves.
The water inlet and the water outlet are tubular members integrally formed with the splice plate, the water inlet and the water outlet are communicated with a water storage butt joint groove of a peripheral cavity on the splice plate, a first sealing clamping block is arranged on one side of the water storage butt joint groove, which is positioned at the water inlet and the water outlet, a sealing clamping groove is arranged on the other splice plate, and the first sealing clamping block can be clamped in the sealing clamping groove; the notch of the water storage butt joint groove is provided with a second sealing clamping block, and the second sealing clamping block can be clamped at the butt joint position of the water storage butt joint groove on the other splice plate.
According to the utility model, the notch of the water storage butt joint groove of the middle chamber of one of the first splice plate and the second splice plate is provided with the second sealing clamping block, and the second sealing clamping block can be clamped at the butt joint position of the water storage butt joint groove of the middle chamber of the other splice plate.
The sealing structure can seal the butt joint of the water storage cooling cavity, and water seepage from the butt joint to the extrusion groove and the outer side of the die is avoided.
The die holder is a groove body with an opening at the front side, the inner space of the groove body is the installation cavity, the rear side surface of the die holder, the first die plate, the second die plate and the third die plate are respectively provided with corresponding fixing holes, and the fixing holes are connected and fixed through fasteners to install the die plates in the die holder. The first, second and third templates can be assembled into the die holder in a guiding manner through the mounting cavity, plastic part forming extrusion can be carried out by matching the injection molding machine through the extrusion groove, and the die body can be assembled and fixed through the matching use of the fixing holes and the fastening pieces.
The water inlets are positioned on the top surfaces of the second template and the third template, and the water outlets are positioned on the bottom surfaces of the second template and the third template and penetrate out of the bottom surface of the die holder. The water storage cooling cavity can be circularly fed by the cooperation of the water inlet and the water outlet.
Compared with the prior art, the utility model has the following remarkable effects:
the second template and the third template for cooling the aircraft interior plastic profile are formed by detachably connecting the first splice plate and the second splice plate which are arranged in a split mode, the second template and the third template can be spliced, assembled and detached, a worker can conveniently clean scale generated in water storage cooling cavities inside the second template and the third template, maintenance is convenient, and cooling effect can be improved.
According to the water storage cooling cavity, the butt joint of the water storage cooling cavity is sealed through the sealing structure, and water seepage from the butt joint to the outer sides of the extrusion groove and the die is avoided.
The plastic profile is simple in structure, low in cost, high in practicality, suitable for wide popularization and application, and particularly suitable for aircraft interior plastic profiles.
Drawings
The utility model will now be described in further detail with reference to the drawings and to specific examples.
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of an assembled construction of the first, second and third templates of the present utility model;
FIG. 3 is a partial cross-sectional view of a third die plate of the present utility model;
FIG. 4 is a front cross-sectional view of a third die plate of the present utility model;
FIG. 5 is an enlarged schematic view of part of A in FIG. 1;
fig. 6 is an enlarged partial schematic view of B in fig. 3.
In the figure: 1. a die body; 101. a die holder; 102. a first template; 103. a second template; 104. a third template; 105. a mounting cavity; 106. a material extruding groove; 107. a fixing hole; 108. a bolt fixing rod; 110. a water storage cooling cavity; 111. a water inlet; 112. a water outlet; 120. a first splice plate; 121. a second splice plate; 2. a detachable connection structure; 201. a butt joint clamping groove; 202. a threaded column; 203. a limiting block; 204. a fixing nut; 3. a sealing structure; 301. sealing the clamping groove; 302. a first sealing clamping block; 303. and the second sealing clamping block.
Detailed Description
As shown in fig. 1 to 6, the extrusion die for the plastic profile for the interior decoration of the aircraft comprises a die body 1, wherein the die body 1 comprises a die holder 101 with an installation cavity 105, and a first die plate 102, a second die plate 103 and a third die plate 104 which are sequentially installed in the installation cavity 105 of the die holder 101, the die holder 101 is a groove body with an opening at the front side, an installation cavity 105 is arranged in the inner space of the groove body, and extrusion grooves 106 which are communicated are arranged in the middle parts of the rear side surface of the die holder 101, the first die plate 102, the second die plate 103 and the third die plate 104 and can be matched with an injection molding machine to mold and extrude plastic parts. Corresponding fixing holes 107 are formed in the corner positions of the rear side surfaces of the templates and the die holder 101, and the fixing holes 107 are connected and fixed through bolts 108 to install the templates in the die holder.
The second template 103 and the third template 104 are formed by assembling a first splice plate 120 and a second splice plate 121 through a detachable connection structure 2, a first water storage butt joint groove is formed in the first splice plate 120, a second water storage butt joint groove is formed in the second splice plate 121, the first water storage butt joint groove and the second water storage butt joint groove can be in sealed butt joint to form a water storage cooling cavity 110, and a water inlet 111 and a water outlet 112 which are communicated with the respective water storage cooling cavity 110 are formed in the second template 103 and the third template 104.
In this embodiment, the extrusion tanks 106 are a pair and are arranged up and down, and the water storage cooling cavities 110 on the second template 103 and the third template 104 each include an intermediate chamber and a peripheral chamber, the peripheral chamber is communicated with the intermediate chamber, the intermediate chamber is located between the pair of extrusion tanks 106, and the peripheral chamber is located at the periphery of the pair of extrusion tanks 106. The plastic parts passing through the extrusion tank 106 can be shaped in an auxiliary way by wrapping the water storage cooling cavity 110 outside the extrusion tank 106. In this embodiment, the water inlet 111 is located on the top surfaces of the second template 103 and the third template 104, the water outlet 112 is located on the bottom surfaces of the second template 103 and the third template 104 and penetrates out of the bottom surface of the mold base 101, the cooling liquid can be sent into the water storage cooling cavity 110 through the penetrating connection of the water inlet 111 and the external liquid through pipe, and the cooling liquid in the water storage cooling cavity 110 can be circulated and sent out through the penetrating connection of one end of the bottom of the mold base 101 and the external liquid through the water outlet 112, so that the circulation replacement of the cooling liquid in the water storage cooling cavity 110 is completed.
In this embodiment, the water inlet 111 and the water outlet 112 are both located on the first splice plate 120, the water inlet 111 and the water outlet 112 are tubular members integrally formed with the first splice plate 120, the water inlet 111 and the water outlet 112 are communicated with a first water storage butt joint groove of a peripheral cavity of the water storage cooling cavity 110 on the first splice plate 120, a first sealing clamping block 302 is arranged on one side of the first water storage butt joint groove located on the water inlet 111 and the water outlet 112, a sealing clamping groove 301 is arranged on the second splice plate 121, and the first sealing clamping block 302 can be clamped in the sealing clamping groove 301; the notch of the first water storage butt joint groove is provided with a second sealing clamping block 303, and the second sealing clamping block 303 can be clamped at the butt joint position of the second water storage butt joint groove on the second splice plate 121. The first water storage butt joint groove notch of the middle chamber of the water storage cooling cavity 110 on the first splice plate 120 is provided with a second sealing clamping block 303, and the second sealing clamping block 303 can be clamped at the butt joint position of the second water storage butt joint groove on the second splice plate 121.
The above structure forms the seal structure 3 of this mould, dock through first water storage butt joint groove and second water storage butt joint groove, can constitute water storage cooling chamber 110, at this in-process, first sealed fixture block 302 and sealed draw-in groove 301 joint, second sealed fixture block 303 and water storage butt joint groove butt joint department block, can accomplish the seal to water storage cooling chamber 110 butt joint department, avoid the liquid in the water storage cooling chamber 110 to take place to ooze outward from butt joint department and reveal.
In this embodiment, the detachable connection structure 2 includes a butt joint clamping groove 201, a limiting block 203 and a fastener, the fastener is a threaded column 202 and a fixing nut 204, the butt joint clamping groove 201 is disposed on the top surface and the bottom surface of the first splice plate 120 and the second splice plate 121, the butt joint clamping groove 201 on the first splice plate 120 and the second splice plate 121 can be closed, the limiting block 203 is clamped therein, and the threaded column 202 penetrates through the limiting block 203 and stretches into the first splice plate and the second splice plate to be fastened by the fixing nut 204 so as to connect the first splice plate 120 and the second splice plate 121. Through multiunit stopper 203 and multiunit butt joint draw-in groove 201 joint, can cooperate butt joint draw-in groove 201 inside screw thread post 202 and stopper 203 through connection, carry out spacing direction to first splice plate 120 and second splice plate 121 concatenation combination, and install through screw thread post 202 top fixation nut 204 and tighten up, can fix first splice plate 120 and second splice plate 121 concatenation combination, accomplish to second template 103 or third template 104 equipment use, and this process of reverse operation, can carry out stable components of a whole that can function independently split to second template 103 or third template 104, in order to make things convenient for the staff to conveniently clear up the incrustation scale that produces in second template 103 and the inside water storage cooling chamber 110 of third template 104.
In other embodiments, the water inlet and the water outlet may both be provided on the second splice plate, or the water inlet may be provided on one of the first splice plate and the second splice plate and the water outlet may be provided on the other splice plate.
In other embodiments, the second sealing fixture block may be disposed on the second water storage docking groove of the second splice plate, and the second sealing fixture block is clamped at the docking position of the first water storage docking groove of the first splice plate.
The application process of the utility model is as follows: the mould is assembled and fixed on the head of the injection molding machine, and a liquid passing pipeline for circularly conveying cooling liquid is connected and assembled with the water inlets 111 and the water outlets 112 on the outer sides of the second template 103 and the third template 104. When the plastic part extrusion molding machine is used, the extrusion molding machine can be matched with the discharging of the injection molding machine through the opening of the extrusion groove 106 in the die body 1, and in the process, liquid is circularly fed to the water storage cooling cavity 110 through the water inlet 111 and the water outlet 112, so that the plastic part can be assisted in cooling molding in the extrusion molding machine. After the die is used for a long time, the second die plate 103 and the third die plate 104 can be detached, the first splice plate 120 and the second splice plate 121 in the second die plate 103 and the third die plate 104 are matched, and the water storage cooling cavity 110 in the second die plate 103 and the third die plate 104 is opened, so that the water scale generated in the water storage cooling cavity 110 in the second die plate 103 and the third die plate 104 can be conveniently cleaned by staff.
The embodiments of the present utility model are not limited thereto, and according to the above-described aspects of the present utility model, the present utility model may be modified, replaced or altered in various other ways without departing from the basic technical spirit of the present utility model, all of which fall within the scope of the claims of the present utility model, according to the general technical knowledge and conventional means of the present art.
Claims (8)
1. The utility model provides an aircraft interior plastic profile extrusion tooling, is including the die holder that has the installation cavity and install in proper order a plurality of template in the die holder installation cavity, be equipped with the crowded silo that is linked together on each template and the die holder, its characterized in that: the template is first template, second template and third template, wherein, second template and third template are assembled through dismantling connection structure by first splice plate and second splice plate respectively be equipped with first water storage butt joint groove on the first splice plate be equipped with second water storage butt joint groove on the second splice plate, first water storage butt joint groove and second water storage butt joint groove can seal the butt joint and form the water storage cooling chamber all be equipped with the water inlet and the delivery port that are linked together with respective water storage cooling chamber on second template and the third template.
2. The aircraft interior plastic profile extrusion die of claim 1, wherein: the detachable connection structure comprises a butt joint clamping groove, a limiting block and a fastening piece, wherein the butt joint clamping groove is formed in the top surface and the bottom surface of the first splice plate and the second splice plate, the butt joint clamping grooves in the first splice plate and the second splice plate can be combined, the limiting block is clamped in the butt joint clamping groove, and the fastening piece penetrates through the limiting block to be fixed on the first splice plate and the second splice plate so as to connect the first splice plate and the second splice plate.
3. The aircraft interior plastic profile extrusion die of claim 2, wherein: the water inlet and the water outlet are positioned on the first splice plate or the second splice plate, or the water inlet is positioned on one of the first splice plate and the second splice plate, and the water outlet is positioned on the other splice plate.
4. An aircraft interior plastic profile extrusion die according to claim 3, characterized in that: the water storage cooling cavities on the second template and the third template comprise a middle cavity and a peripheral cavity, the peripheral cavity is communicated with the middle cavity, the middle cavity is positioned between the pair of extrusion grooves, and the peripheral cavity is positioned at the periphery of the pair of extrusion grooves.
5. The aircraft interior plastic profile extrusion die of claim 4, wherein: the water inlet and the water outlet are tubular parts integrally formed with the splice plate, the water inlet and the water outlet are communicated with a water storage butt joint groove of a peripheral cavity on the splice plate, a first sealing clamping block is arranged on one side of the water storage butt joint groove, which is positioned at the water inlet and the water outlet, a sealing clamping groove is arranged on the other splice plate, and the first sealing clamping block can be clamped in the sealing clamping groove; the notch of the water storage butt joint groove is provided with a second sealing clamping block, and the second sealing clamping block can be clamped at the butt joint position of the water storage butt joint groove on the other splice plate.
6. The aircraft interior plastic profile extrusion die of claim 5, wherein: the water storage butt joint groove notch of the middle chamber of one of the first splice plate and the second splice plate is provided with a second sealing clamping block, and the second sealing clamping block can be clamped at the butt joint position of the water storage butt joint groove of the middle chamber on the other splice plate.
7. The aircraft interior plastic profile extrusion die of claim 6, wherein: the die holder is a groove body with an opening at the front side, the inner space of the groove body is the installation cavity, the rear side surface of the die holder, the first die plate, the second die plate and the third die plate are all provided with corresponding fixing holes, and the fixing holes are fixedly connected through fasteners to install the die plates in the die holder.
8. The aircraft interior plastic profile extrusion die according to any one of claims 1 to 7, characterized in that: the water inlets are positioned on the top surfaces of the second template and the third template, and the water outlets are positioned on the bottom surfaces of the second template and the third template and penetrate out of the bottom surface of the die holder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322329482.2U CN220661674U (en) | 2023-08-29 | 2023-08-29 | Extrusion die for plastic profile of aircraft interior trim |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322329482.2U CN220661674U (en) | 2023-08-29 | 2023-08-29 | Extrusion die for plastic profile of aircraft interior trim |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220661674U true CN220661674U (en) | 2024-03-26 |
Family
ID=90336895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322329482.2U Active CN220661674U (en) | 2023-08-29 | 2023-08-29 | Extrusion die for plastic profile of aircraft interior trim |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220661674U (en) |
-
2023
- 2023-08-29 CN CN202322329482.2U patent/CN220661674U/en active Active
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