CN208375951U - Compound unlatching sealing joint strip extrusion die - Google Patents
Compound unlatching sealing joint strip extrusion die Download PDFInfo
- Publication number
- CN208375951U CN208375951U CN201821033178.6U CN201821033178U CN208375951U CN 208375951 U CN208375951 U CN 208375951U CN 201821033178 U CN201821033178 U CN 201821033178U CN 208375951 U CN208375951 U CN 208375951U
- Authority
- CN
- China
- Prior art keywords
- joint strip
- sealing joint
- mold
- rear mold
- die cavity
- Prior art date
- 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.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 49
- 238000001125 extrusion Methods 0.000 title claims abstract description 33
- 150000001875 compounds Chemical class 0.000 title claims abstract description 24
- 239000000463 material Substances 0.000 claims abstract description 10
- 230000000903 blocking effect Effects 0.000 claims abstract description 7
- 239000007787 solid Substances 0.000 claims description 2
- 238000009423 ventilation Methods 0.000 claims 1
- 239000002131 composite material Substances 0.000 abstract description 4
- 239000012945 sealing adhesive Substances 0.000 abstract description 4
- 239000002390 adhesive tape Substances 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 239000006261 foam material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002528 anti-freeze Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Landscapes
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a kind of compound unlatching sealing joint strip extrusion die, with preceding mould, rear mold and mold core unit, the outer end face of preceding mould is to squeeze out end face, the outer end face of rear mold is to squeeze into end face, the inner face of preceding mould and the inner face of rear mold fit closely, the axial positions of preceding mould have preceding die cavity corresponding with sealing joint strip cross section outer profile, and the axial positions of rear mold have the rear die cavity with preceding mould cavity；Model unit includes mold core corresponding with sealing joint strip cross section hollow out position, connector and fixing piece, and it is intracavitary that mold core by fixing piece nested type is mounted on rear mold, and deeply before die cavity；The invagination groove type second level feeding-passage being connected to rear die cavity is additionally provided on the inner face of rear mold, the edge open at one end positioned at rear mold inner face of the second level feeding-passage, the other end is that flare openings are connected to rear die cavity, and the slot bottom of the flare openings is equipped with several material blocking blocks.It avoids the deformation of finished product Composite sealing adhesive tape from squeezing out, improves sealing joint strip passing rate of processing.
Description
Technical field
The utility model belongs to sealing joint strip extrusion die field, and in particular to a kind of compound unlatching sealing joint strip extrusion die
Tool.
Background technique
Sealing joint strip plays waterproof, sealing and energy-efficient important function in door and window, sound insulation, dust-proof, antifreeze, warming.
It must have very strong tensile strength, good elasticity, it is also necessary to relatively good temperature tolerance and resistance to ag(e)ing.Poor sealing
The loss of door and window loss of heat is 5-6 times of construction wall loss of heat, and the energy-saving efficiency of door and window and curtain wall accounts for about the 37%-40% of building energy conservation
Left and right, so sealing joint strip is a kind of door and window energy conservation middle functional fittings that can not ignore up to standard, it is to improve doors and windows sealing, after
And improve the important accessory of the radix saposhnikoviae of building, waterproof and properties of heat preservation and energy saving.Sealing joint strip is often formed with extrusion process
Processing, for general sealing joint strip by single bill of materials extruder extrusion molding, the grammes per square metre of sealing joint strip is short with service life greatly, how to make
Obtaining designed sealing joint strip, there is lesser grammes per square metre and higher service life to become a problem.
Summary of the invention
The utility model discloses a kind of compound unlatching sealing joint strip extrusion die, can be to avoid finished product Composite sealing adhesive tape
Deformation squeezes out, and improves sealing joint strip passing rate of processing.
The technical solution adopted in the utility model are as follows:
Compound unlatching sealing joint strip extrusion die, has preceding mould 10, rear mold 3 and mold core unit, and the outer end face of preceding mould 10 is
End face 9 is squeezed out, the outer end face of rear mold 3 is to squeeze into end face 2, and the inner face of preceding mould 10 and the inner face of rear mold 10 fit closely,
The axial positions of the preceding mould 10 have preceding die cavity 12 corresponding with sealing joint strip cross section outer profile, described
The axial positions of rear mold 10 have the rear die cavity 4 communicated with preceding die cavity 12；
The model unit includes mold core corresponding with sealing joint strip cross section hollow out position, connector and fixing piece,
The mold core, connector and fixing piece form the U-shaped structure of an entirety, after the mold core is mounted on by fixing piece nested type
In die cavity 4, and deeply preceding die cavity 12；
It is additionally provided with the invagination groove type second level feeding-passage being connected to rear die cavity 4 on the inner face of the rear mold 3, described two
The edge open at one end positioned at 3 inner face of rear mold of grade feeding-passage, the other end are that flare openings 15 are connected to rear die cavity 4,
The slot bottom of the flare openings 15 is equipped with several material blocking blocks 16.
The compound unlatching sealing joint strip extrusion die, the invagination groove type second level feeding-passage be it is ladder-like, by position
Open at one end sinking step by step to other end flare openings 15 in 3 inner face edge of rear mold, is followed successively by first layer ladder 1.1,
Second layer ladder 1.2 and third layer ladder 1.3, the flare openings 15 are located at third layer ladder 1.3.
The compound unlatching sealing joint strip extrusion die, several material blocking blocks 16 are in arch-shaped row in horn-like 15
Cloth, the arch-shaped radian are corresponding with the radian of loudspeaker in flare openings.
The compound unlatching sealing joint strip extrusion die, the mold core unit have vent cap, the vent cap by
13 groups of third venthole on the second vent cap 11 and fixing piece 7 on first vent cap 8 of mold core 5, connector 6
At first vent cap 8 and third vent cap 13 are not penetrate through duct, and the second vent cap 11 is perforation duct, institute
It states the first vent cap 8 and is connected to third vent cap 13 by the second vent cap 11.
The compound unlatching sealing joint strip extrusion die is additionally provided with two or more Template Locations on the preceding mould 10
Hole 17, the rear mold 3 are equipped with fixed by template with corresponding die plate locating holes 17 on preceding mould 10, the preceding mould 10 and rear mold 3
The positioning of position hole 17 fits closely.
The compound unlatching sealing joint strip extrusion die is additionally provided with corresponding bolt hole in the preceding mould 10 and rear mold 3
18, the preceding mould 10 and rear mold 3 act on bolt hole 18 by bolt after fitting closely and fasten.
The compound unlatching sealing joint strip extrusion die, the periphery that rear mold chamber 4 is located in the rear mold 3 are additionally provided with fixation
Hole, the fixation hole are connected to by connecting hole with rear die cavity 4, and the fixation hole is used to install the fixing piece 7 of mold core unit, described
Connecting hole is used to install the connector 6 of mold core unit.
The compound unlatching sealing joint strip extrusion die, is equipped at position corresponding with 3 fixation hole of rear mold on preceding mould 10
Nested hole 14, the fixing piece 7 are mounted in fixation hole and go deep into nested hole 14.
The utility model has the following beneficial effects:
The utility model it is compound open sealing joint strip extrusion die by milled out in rear mold come second level feeding-passage, it is another
Kind foam material is squeezed into auxiliary extruder by second level feeding-passage, the material squeezed into main extruder by rear mold with another kind
It squeezes out, can be squeezed out to avoid the deformation of finished product Composite sealing adhesive tape together, improve sealing joint strip passing rate of processing.
By the way that multiple mold cores are arranged, it is equipped with vent cap on each mold core, inside cavity pressure is effectively prevented and is less than
External pressure and the problem of lead to sealing joint strip Wall deformation, guarantee that cavity is not influenced deformation by air pressure, is sufficiently solved close
The problems such as grammes per square metre of seal strip is big, elasticity is small, poor sealing effect,
Detailed description of the invention
Fig. 1 is the utility model extrusion die perspective view.
Fig. 2 is the utility model extrusion die schematic view of the front view.
Fig. 3 is the utility model extrusion die schematic diagram of internal structure.
Fig. 4 is the utility model extrusion die backsight structural representation.
Fig. 5 .1 is the schematic front view of the utility model extrusion die lower mold core.
Fig. 5 .2 is the side view of lower mold core shown in Fig. 5 .1
Fig. 6 .1 is the schematic front view of the utility model extrusion die upper mold core.
Fig. 6 .2 is the side view of upper mold core shown in Fig. 6 .1
Wherein: 1- second level feeding-passage, 1.1- first layer ladder, 1.2- second layer ladder, 1.3- third layer ladder, 2- are squeezed
Enter end face, 3- rear mold, die cavity after 4-, 5- mold core, 6- connector, 7- fixing piece, the first vent cap of 8-, 9- squeezes out end face, 10-
Preceding mould, the second vent cap of 11-, die cavity before 12-, 13- third vent cap, 14- nesting hole, 15- flare openings, 16- gear
Expect block, 17- die plate locating holes, 18- bolt hole.
Specific embodiment
Compound unlatching sealing joint strip extrusion die as shown in Figs 1-4, has preceding mould 10, rear mold 3 and mold core unit, preceding mould 10
Outer end face be to squeeze out end face 9, the outer end face of rear mold 3 is to squeeze into end face 2, and the inner face of preceding mould 10 and the inner face of rear mold 10 are tight
Closely connected conjunction, the preceding mould 10 and rear mold 3 are horizontally disposed, before rear mold is set to behind mould, and are connected with preceding mould.Preceding mould 10 is with after
Mould 3 is the cylindrical die of cylindrical body Integral mold, is additionally provided with two or more die plate locating holes 17, institute on the preceding mould 10
State rear mold 3 be equipped with corresponding die plate locating holes 17 on preceding mould 10, the preceding mould 10 and rear mold 3 act on template by positioning pin
The positioning of location hole 17 fits closely.Corresponding bolt hole 18 is additionally provided on the preceding mould 10 and rear mold 3, the preceding mould 10 is with after
Mould 3 acts on bolt hole 18 by bolt after fitting closely and fastens.
The axial positions of mould 10 have preceding die cavity corresponding with sealing joint strip cross section outer profile before as shown in Figure 2
12.The axial positions of rear mold 10 as shown in Figure 4 have the rear die cavity 4 communicated with preceding die cavity 12；
Model unit as shown in Figure 1 includes mold core corresponding with sealing joint strip cross section hollow out position, connector 6 and solid
Determine part 7, the mold core 5, connector 6 and fixing piece 7 form the U-shaped structure of an entirety, and the mold core 5 is logical by fixing piece 7
It crosses the mode being bumped into be mounted in rear die cavity 4, and deeply preceding die cavity 12；Periphery in the rear mold 3 positioned at rear mold chamber 4 is additionally provided with
Fixation hole, the fixation hole are connected to by connecting hole with rear die cavity 4, and the fixation hole is used to install the fixing piece 7 of mold core unit,
The connecting hole is used to install the connector 6 of mold core unit.It is equipped at position corresponding with 3 fixation hole of rear mold on preceding mould 10 embedding
Sets of holes 14, the fixing piece 7 are mounted in fixation hole and go deep into nested hole 14.The quantity and sealing joint strip of the mold core 5 are crosscutting
The quantity at face hollow out position is wanted to correspond to, and as shown in Figure 1 includes two mold cores of upper mold core and lower mold core.Further, such as Fig. 5 .1 and
5.2, mold core unit shown in 6.1 and 6.2 has vent cap, and the vent cap of upper mold core unit is by upper as shown in Fig. 5 .1 and 5.2
The third venthole 13 on the second vent cap 11 and fixing piece 7 on first vent cap 8 of mold core, connector 6 forms,
First vent cap 8 and third vent cap 13 are not penetrate through duct, and the second vent cap 11 is perforation duct, described the
One vent cap 8 and third vent cap 13 be connected tos by the second vent cap 11, when guaranteeing that adhesive tape squeezes out adhesive tape cavity and
The external world communicates, and guarantees that cavity is not influenced deformation by air pressure.The knot of lower die core unit vent cap as shown in Fig. 6 .1 and 6.2
Structure is identical as upper mold core.
Further, the invagination groove type second level being connected to rear die cavity 4 is additionally provided on the inner face of rear mold 3 as shown in Figure 3
Feeding-passage, the edge open at one end positioned at 3 inner face of rear mold of the second level feeding-passage, the other end are flare openings 15
Be connected to rear die cavity 4, the slot bottoms of the flare openings 15 is equipped with several material blocking blocks 16, for control the flow velocity expected and change into
Expect direction.The invagination groove type second level feeding-passage be it is ladder-like, from be located at 3 inner face edge of rear mold it is open at one end to another
One end flare openings 15 sink step by step, are followed successively by first layer ladder 1.1, second layer ladder 1.2 and third layer ladder 1.3, institute
It states flare openings 15 and is located at third layer ladder 1.3.Several material blocking blocks 16 are in arch-shaped arrangement in horn-like 15, described
Arch-shaped radian is corresponding with the radian of loudspeaker in flare openings.
The compound use for opening sealing joint strip extrusion die: a kind of foam material is with auxiliary extruder by milling in rear mold 3
Second level feeding-passage 1 out is squeezed into, with another kind main extruder by rear mold 3 squeeze into together with the material that end face 2 is squeezed into
It squeezes out, can squeeze to avoid the deformation of finished product Composite sealing adhesive tape via the preceding die cavity 12 of preceding mould 10 together after mixing in die cavity 4 afterwards
Out, sealing joint strip passing rate of processing is improved.
Claims (8)
1. compound unlatching sealing joint strip extrusion die has preceding mould (10), rear mold (3) and mold core unit, the outer end of preceding mould (10)
Face is to squeeze out end face (9), and the outer end face of rear mold (3) is to squeeze into end face (2), the inner face of preceding mould (10) and the inner end of rear mold (3)
Face fits closely, which is characterized in that
The axial positions of the preceding mould (10) have preceding die cavity (12) corresponding with sealing joint strip cross section outer profile, described
The axial positions of rear mold (3) have the rear die cavity (4) communicated with preceding die cavity (12)；
The mold core unit includes mold core (5) corresponding with sealing joint strip cross section hollow out position, connector (6) and fixing piece
(7), the mold core (5), connector (6) and fixing piece (7) form the U-shaped structure of an entirety, and the mold core (5) passes through fixation
Part (7) nested type is mounted in rear die cavity (4), and deeply preceding die cavity (12)；
The invagination groove type second level feeding-passage (1) being connected to rear die cavity (4), institute are additionally provided on the inner face of the rear mold (3)
The edge open at one end positioned at rear mold (3) inner face of second level feeding-passage (1) is stated, the other end is flare openings (15) with after
The slot bottom of die cavity (4) connection, the flare openings (15) is equipped with several material blocking blocks (16).
2. compound unlatching sealing joint strip extrusion die as described in claim 1, which is characterized in that the invagination groove type two is grading
Expect channel (1) be it is ladder-like, from be located at rear mold (3) inner face edge it is open at one end to other end flare openings (15) step by step
It sink, is followed successively by first layer ladder (1.1), second layer ladder (1.2) and third layer ladder (1.3), the flare openings
(15) it is located at third layer ladder (1.3).
3. compound unlatching sealing joint strip extrusion die as described in claim 1, which is characterized in that several material blocking blocks (16) exist
It is in arch-shaped arrangement in horn-like, the arch-shaped radian is corresponding with the radian of loudspeaker in flare openings.
4. compound unlatching sealing joint strip extrusion die as described in claim 1, which is characterized in that the mold core unit has ventilation
Duct, the vent cap is by the second vent cap (11) on the first vent cap (8) of mold core (5), connector (6) and solid
Determine third venthole (13) the road composition on part (7), first vent cap (8) and third vent cap (13) are not penetrate through
Duct, the second vent cap (11) are perforation duct, and first vent cap (8) and third vent cap (13) pass through second
Vent cap (11) connection.
5. compound unlatching sealing joint strip extrusion die as described in claim 1, which is characterized in that be additionally provided on the preceding mould (10)
Two or more die plate locating holes (17), the rear mold (3) are equipped with and corresponding die plate locating holes on preceding mould (10)
(17), the preceding mould (10) and rear mold (3) are fitted closely by die plate locating holes (17) positioning.
6. compound unlatching sealing joint strip extrusion die as described in claim 1, which is characterized in that the preceding mould (10) and rear mold
(3) it is additionally provided with corresponding bolt hole (18) on, the preceding mould (10) and rear mold (3) by bolt act on bolt after fitting closely
Hole (18) fastening.
7. compound unlatching sealing joint strip extrusion die as described in claim 1, which is characterized in that after being located on the rear mold (3)
The periphery of die cavity (4) is additionally provided with fixation hole, and the fixation hole is connected to by connecting hole with rear die cavity (4), and the fixation hole is used for
The fixing piece (7) of mold core unit is installed, the connecting hole is used to install the connector (6) of mold core unit.
8. compound unlatching sealing joint strip extrusion die as claimed in claim 7, which is characterized in that on preceding mould (10) and rear mold
(3) nested hole (14) is equipped at the corresponding position of fixation hole, the fixing piece (7) is mounted in fixation hole and gos deep into nested hole
(14)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821033178.6U CN208375951U (en) | 2018-07-02 | 2018-07-02 | Compound unlatching sealing joint strip extrusion die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821033178.6U CN208375951U (en) | 2018-07-02 | 2018-07-02 | Compound unlatching sealing joint strip extrusion die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208375951U true CN208375951U (en) | 2019-01-15 |
Family
ID=64965413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821033178.6U Expired - Fee Related CN208375951U (en) | 2018-07-02 | 2018-07-02 | Compound unlatching sealing joint strip extrusion die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208375951U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111497183A (en) * | 2020-04-30 | 2020-08-07 | 常州窗友塑胶有限公司 | Sealing rubber strip extrusion die |
-
2018
- 2018-07-02 CN CN201821033178.6U patent/CN208375951U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111497183A (en) * | 2020-04-30 | 2020-08-07 | 常州窗友塑胶有限公司 | Sealing rubber strip extrusion die |
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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: 20190115 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |