CN218838580U - Sealing strip extrusion die - Google Patents
Sealing strip extrusion die Download PDFInfo
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- CN218838580U CN218838580U CN202223236253.8U CN202223236253U CN218838580U CN 218838580 U CN218838580 U CN 218838580U CN 202223236253 U CN202223236253 U CN 202223236253U CN 218838580 U CN218838580 U CN 218838580U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model discloses a sealing strip extrusion tooling for extrude refrigerator and refrigerator-freezer sealing strip, including extrusion tooling and shaping structure, extrusion tooling includes first mould and second mould, is provided with the mold core on the first mould, and first mould and second mould pass through fixing bolt to be connected, are formed with between mold core and the second mould and extrude the runner. The utility model discloses an injecting glue hole is when letting in the material in to extrusion tooling, let in sponge strip and magnetic stripe through first feed inlet and second feed inlet, make the material flow out and sponge strip and magnetic stripe integrated into one piece have the sealing strip of sponge strip through extruding the runner, this kind is through filling porous sponge strip inside the gasbag, the porous form sponge of the inside packing of gasbag can support and kick-back sealed gasbag, avoid long-time extrusion, lead to the gasbag can take place to sink, anti deformability is strong, the life of sealing strip has been prolonged, and porous form sponge has strengthened the heat preservation effect.
Description
Technical Field
The utility model relates to a refrigerator and refrigerator-freezer sealing strip technical field especially relate to a sealing strip extrusion tooling.
Background
Along with the improvement of living standard of people, the requirements on energy conservation and environmental protection are higher and higher, so that low-energy consumption products are more and more popular, the reasons for influencing the energy consumption of a refrigerator and an ice chest are more, the sealing performance of the door seal is an important reason, and the most direct method is to reduce the cold leakage phenomenon of the refrigerator, improve the refrigeration effect, reduce the electricity consumption and improve the sealing performance of the door seal.
The refrigerator sealing strip extrusion die with the publication number of CN217777734U is used for extruding and molding hard materials and soft materials into the refrigerator sealing strip with an integrated soft main body and a hard clamping portion, and comprises a first parting plate, a second parting plate, a third parting plate and a base plate which are sequentially overlapped and fixed from top to bottom, wherein a first feeding hole used for supplying the hard materials and a second feeding hole used for supplying the soft materials are formed in two sides of the base plate respectively. The utility model discloses a refrigerator sealing strip extrusion tooling carries out extrusion moulding to the refrigerator sealing strip through the mode of two double screw extruder to two feed inlets feeding of mould, only needs once to extrude the structure that can make the refrigerator sealing strip possess two kinds of different hardness simultaneously, and the mould is when the shaping in addition, through the buffering in reposition of redundant personnel chamber and confluence chamber, and the motion is more steady when can making the material extrude, is of value to improving the product quality.
However, when the existing sealing strip extrusion die extrudes the sealing strip, materials are generally led into the die and then directly extruded and molded, but only the sealing strip with the air bag can be extruded, and the extruded sealing strip air bag is extruded for a long time, so that the air bag inside the sealing strip is easy to collapse, and sealing leakage is caused.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the purpose is in order to solve the shortcoming that exists among the prior art, and a sealing strip extrusion tooling who proposes, a sealing strip extrusion tooling for extrude refrigerator and refrigerator-freezer sealing strip, including extrusion tooling and shaping structure, extrusion tooling includes first mould and second mould, be provided with the mold core on the first mould, first mould and second mould pass through fixing bolt and connect, be formed with between mold core and the second mould and extrude the runner, the glue injection hole has been seted up to first mould top, the shaping structure includes:
the sponge strip is matched with the mold core and used for being integrally formed with the sealing strip extruded from the extrusion flow channel;
the magnetic stripe is matched with the mold core and used for integrally forming the sealing strip extruded by the extrusion flow channel.
As a further description of the above technical solution: the mold core comprises a core body, wherein a sponge groove and a magnetic stripe groove are formed in the core body, and the sponge groove and the magnetic stripe groove are respectively matched with the sponge strip and the magnetic stripe.
As a further description of the above technical solution: first feed inlet and second feed inlet have been seted up to first mould inside, first feed inlet and second feed inlet are used for letting in sponge strip and magnetic stripe respectively, first screw hole has been seted up to first mould inside.
As a further description of the above technical solution: the second die is internally provided with a die core sleeving hole, an extrusion flow channel is formed between the die core sleeving hole and the die core, and the second die is internally provided with a second threaded hole.
As a further description of the above technical solution: the first threaded hole and the second threaded hole are identical in structure, and the first threaded hole and the second threaded hole are matched with the fixing bolt.
As a further description of the above technical solution: the sponge bath is characterized in that a ventilation plate is arranged above the core body, ventilation holes are formed in the ventilation plate, the ventilation plate is located above the sponge bath, and the ventilation plate and the core body are integrally formed.
As a further description of the above technical solution: a discharge hole is formed in the first die and located below the glue injection hole, and a buffer flow channel is formed in the outer side of the discharge hole.
As a further description of the above technical solution: a buffer groove is arranged below the buffer flow channel, the buffer groove is formed in the first die, and the buffer groove is located on the periphery of the die core.
As a further description of the above technical solution: the first die and the second die are both cylindrical.
As a further description of the above technical solution: the fixing bolts, the first threaded holes and the second threaded holes are all provided with four.
The technical scheme has the following advantages or beneficial effects:
1. the utility model discloses a injecting glue hole when letting in the material in to extrusion tooling, let in sponge strip and magnetic stripe through first feed inlet and second feed inlet, make the material flow out and sponge strip and magnetic stripe an organic whole be formed with the sealing strip that has the sponge strip through extruding, this kind is through filling porous sponge strip inside the gasbag, the inside porous sponge of filling of gasbag can support and kick-back air bag, avoid long-time extrusion, lead to the gasbag can take place to sink, anti deformability is strong, the life of sealing strip has been prolonged, and porous sponge has strengthened the heat preservation effect.
2. The utility model discloses an injecting glue hole lets in the material to mould inside, the material reachs through the injecting glue hole and carries out first step buffering with injecting glue hole vertically discharge opening, then the material reachs through the discharge opening and carries out the buffering of second step with discharge opening vertically buffering runner, then the material carries out the third buffering in flowing into the buffering recess through buffering runner, the motion is more steady when can making the material extrude, the material flow is even when extruding, the quality of extruding the sealing strip has been strengthened, the last material passes through the extrusion runner cooperation sponge strip and the magnetic stripe extrusion tooling that form between mold core and the mold core suit hole.
3. The utility model discloses a fixing bolt is at the inside screw in back-out of first screw hole and second screw hole, and the convenience is installed and is dismantled first mould and second mould, is convenient for overhaul the mould.
Drawings
Fig. 1 is a schematic structural view of a refrigerator sealing strip according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a soft body in the sealing strip of the refrigerator of FIG. 1;
fig. 3 is a front view of the refrigerator sealing strip according to an embodiment of the present invention;
fig. 4 is a rear view of the refrigerator weather strip according to an embodiment of the present invention;
FIG. 5 is a schematic view of a first die of the extrusion die of FIG. 1;
fig. 6 is a top view of the refrigerator sealing strip according to an embodiment of the present invention;
fig. 7 is a schematic structural view of a refrigerator sealing strip according to another embodiment of the present invention;
fig. 8 is a schematic structural view of a refrigerator sealing strip according to another embodiment of the present invention;
fig. 9 is a schematic structural view of a refrigerator sealing strip according to another embodiment of the present invention;
fig. 10 is a schematic structural view of a refrigerator sealing strip according to another embodiment of the present invention;
fig. 11 is a schematic structural view of a refrigerator sealing strip according to another embodiment of the present invention;
fig. 12 is a schematic structural view of a refrigerator sealing strip according to another embodiment of the present invention;
fig. 13 is a schematic structural view of a refrigerator sealing strip according to another embodiment of the present invention;
fig. 14 is a schematic structural view of a refrigerator sealing strip according to another embodiment of the present invention.
Illustration of the drawings:
1. extruding the mould; 2. forming a structure; 3. a first mold; 4. a second mold; 5. a mold core; 6. fixing the bolt; 7. extruding a flow channel; 8. injecting glue holes; 9. a discharge hole; 10. a buffer flow channel; 11. a buffer groove; 201. a sponge strip; 202. a magnetic strip; 31. a first feed port; 32. a second feed port; 33. a first threaded hole; 41. sleeving a hole on the mold core; 42. a second threaded hole; 51. a core body; 52. a sponge groove; 53. a magnetic strip slot; 54. a breather plate; 55. and (4) a vent hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The first embodiment is as follows:
as shown in fig. 1-6, the utility model discloses a sealing strip extrusion tooling for extrude refrigerator and refrigerator-freezer sealing strip, including extrusion tooling 1 and shaping structure 2, extrusion tooling 1 includes first mould 3 and second mould 4, is provided with mold core 5 on the first mould 3, and first mould 3 and second mould 4 pass through fixing bolt 6 to be connected, are formed with between mold core 5 and the second mould 4 and extrude runner 7, and glue injection hole 8 has been seted up to first mould 3 top, and shaping structure 2 includes: the sponge strip 201, the sponge strip 201 is matched with the mold core 5, the sponge strip 201 is used for being integrally formed with the sealing strip extruded from the extrusion flow channel 7; the magnetic strip 202, the magnetic strip 202 is matched with the mold core 5, the magnetic strip 202 is used for forming with the sealing strip extruded from the extrusion flow channel 7 integrally; the sealing strip with the sponge strip can be extruded by the aid of the die of the extrusion die 1 matched with the forming structure 2, the sealing strip with the air bag can also be extruded, the material is injected into the extrusion die 1 through the glue injection hole 8, the forming structure 2 is injected through the first die 3 at the back, the material flows out through the extrusion flow channel 7 between the die core 5 and the second die 4 and integrally forms the sealing strip with the sponge strip with the forming structure 2, and the sealing strip with the air bag can also be formed by directly extruding the flow channel 7 between the die core 5 and the second die 4.
As shown in fig. 1 and 2, a mold core sleeving hole 41 is formed in the second mold 4, an extrusion flow channel 7 is formed between the mold core sleeving hole 41 and the mold core 5, a second threaded hole 42 is formed in the second mold 4, the first threaded hole 33 and the second threaded hole 42 have the same structure, the first threaded hole 33 and the second threaded hole 42 are both adapted to the fixing bolt 6, the first mold 3 and the second mold 4 are both cylindrical, and four fixing bolts 6, the first threaded hole 33 and the second threaded hole 42 are all provided; the fixing bolt 6 is screwed into and screwed out of the first threaded hole 33 and the second threaded hole 42, so that the first die 3 and the second die 4 can be conveniently mounted and dismounted, and the dies can be conveniently overhauled.
As shown in fig. 1, fig. 2 and fig. 3, in an embodiment of the present invention, the mold core 5 includes a core 51, a sponge groove 52 and a magnetic stripe groove 53 are disposed inside the core 51, the sponge groove 52 and the magnetic stripe groove 53 are respectively adapted to a sponge strip 201 and a magnetic stripe 202, a first feed port 31 and a second feed port 32 are disposed inside the first mold 3, the first feed port 31 and the second feed port 32 are respectively used for introducing the sponge strip 201 and the magnetic stripe 202, and a first threaded hole 33 is disposed inside the first mold 3; let in the material in 8 to extrusion tooling 1 through annotating the gluey hole in, let in sponge strip 201 and magnetic stripe 202 through first feed inlet 31 and second feed inlet 32, make the material flow through extruding runner 7 and become the sealing strip that has the sponge strip with sponge strip 201 and magnetic stripe 202 an organic whole, this kind is through filling porous sponge strip inside the gasbag, the porous sponge that the inside packing of gasbag can support and kick-back sealed gasbag, avoid long-time extrusion, lead to the gasbag to take place to cave in, the resistance to deformation can be strong, the life of sealing strip has been prolonged, and porous sponge has strengthened the heat preservation effect.
The second embodiment:
as shown in fig. 4 and fig. 5, on the basis of the first embodiment, the utility model provides a technical solution: a vent plate 54 is arranged above the core body 51, a vent hole 55 is formed in the vent plate 54, the vent plate 54 is positioned above the sponge groove 52, and the vent plate 54 and the core body 51 are integrally formed; the mold is ventilated through the vent holes 55 on the vent plate 54, and the collapse of the sealing strip which is just extruded is avoided by increasing the air pressure, so that the molding of the extruded mold is convenient.
As shown in fig. 4 and 5, in this embodiment, a discharge hole 9 is formed in the first mold 3, the discharge hole 9 is located below the glue injection hole 8, a buffer flow channel 10 is formed outside the discharge hole 9, a buffer groove 11 is formed below the buffer flow channel 10, the buffer groove 11 is formed in the first mold 3, and the buffer groove 11 is located around the mold core 5; through annotating gluey hole 8 and letting in the material to mould inside, the material reachs through annotating gluey hole 8 and carries out first step buffering with annotating gluey hole 8 vertically discharge opening 9, then the material reachs through discharge opening 9 and carries out the buffering of second step with discharge opening 9 vertically buffering runner 10, then the material flows into through buffering runner 10 and carries out the third buffering in cushioning recess 11, it is more steady to move when can making the material extrude, the material flows evenly when extruding, the quality of extruding the sealing strip has been strengthened, the material passes through the extrusion runner 7 cooperation sponge strip 201 and the extrusion tooling of magnetic stripe 202 that form between mold core 5 and the mold core suit hole 41 at last.
The working principle is as follows: when a worker introduces materials into the extrusion die 1 through the glue injection hole 8, the sponge strip 201 and the magnetic stripe 202 are introduced through the first feed port 31 and the second feed port 32, so that the materials flow out through the extrusion flow channel 7 and integrally form a sealing strip with the sponge strip 201 and the magnetic stripe 202, the sealing strip with an air bag can also be directly formed by the extrusion flow channel 7 between the die core 5 and the second die 4, the materials are introduced into the die through the glue injection hole 8, the materials reach the discharge hole 9 vertical to the glue injection hole 8 through the glue injection hole 8 to be buffered for the first step, then the materials reach the buffer flow channel 10 vertical to the discharge hole 9 through the discharge hole 9 to be buffered for the second step, then the materials flow into the buffer groove 11 through the buffer flow channel 10 to be buffered for the third step, the movement of the materials during extrusion can be more stable, the materials flow of the materials during extrusion is uniform, the quality of the extruded sealing strip is enhanced, and finally the materials are matched with the sponge strip 201 and the magnetic stripe 202 through the extrusion flow channel 7 formed between the die core 5 and the die core sleeving hole 41.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (10)
1. The utility model provides a sealing strip extrusion tooling for extrude refrigerator and refrigerator-freezer sealing strip, its characterized in that: including extrusion tooling (1) and shaping structure (2), extrusion tooling (1) includes first mould (3) and second mould (4), be provided with mold core (5) on first mould (3), first mould (3) and second mould (4) are connected through fixing bolt (6), be formed with between mold core (5) and second mould (4) and extrude runner (7), glue injection hole (8) have been seted up to first mould (3) top, shaping structure (2) include:
the sponge strip (201), the sponge strip (201) is matched with the mold core (5), and the sponge strip (201) is used for being integrally formed with the sealing strip extruded from the extrusion flow channel (7);
the magnetic strip (202), magnetic strip (202) and mold core (5) are mutually adapted, and magnetic strip (202) is used for extruding the sealing strip that runner (7) extruded with extruding and forming in an organic whole.
2. The weatherstrip extrusion die according to claim 1, wherein: the mold core (5) comprises a core body (51), a sponge groove (52) and a magnetic strip groove (53) are formed in the core body (51), and the sponge groove (52) and the magnetic strip groove (53) are respectively matched with a sponge strip (201) and a magnetic strip (202).
3. The weatherstrip extrusion die according to claim 1, wherein: first feed inlet (31) and second feed inlet (32) have been seted up to first mould (3) inside, first feed inlet (31) and second feed inlet (32) are used for letting in sponge strip (201) and magnetic stripe (202) respectively, first screw hole (33) have been seted up to first mould (3) inside.
4. The weatherstrip extrusion die according to claim 1, wherein: the die core sleeving structure is characterized in that a die core sleeving hole (41) is formed in the second die (4), an extrusion flow channel (7) is formed between the die core sleeving hole (41) and the die core (5), and a second threaded hole (42) is formed in the second die (4).
5. The weatherstrip extrusion die according to claim 3, wherein: the first threaded hole (33) and the second threaded hole (42) are identical in structure, and the first threaded hole (33) and the second threaded hole (42) are matched with the fixing bolt (6).
6. The weatherstrip extrusion die according to claim 2, wherein: an air vent plate (54) is arranged above the core body (51), an air vent hole (55) is formed in the air vent plate (54), the air vent plate (54) is located above the sponge groove (52), and the air vent plate (54) and the core body (51) are integrally formed.
7. The weatherstrip extrusion die according to claim 1, wherein: discharge opening (9) have been seted up to first mould (3) inside, discharge opening (9) are located injection hole (8) below, buffering runner (10) have been seted up in discharge opening (9) outside.
8. The weatherstrip extrusion die according to claim 7, wherein: a buffer groove (11) is formed below the buffer flow channel (10), the buffer groove (11) is formed in the first die (3), and the buffer groove (11) is located on the periphery of the die core (5).
9. The weatherstrip extrusion die according to claim 1, wherein: the first die (3) and the second die (4) are both cylindrical.
10. The weatherstrip extrusion die according to claim 1, wherein: the fixing bolts (6), the first threaded holes (33) and the second threaded holes (42) are all provided with four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223236253.8U CN218838580U (en) | 2022-12-02 | 2022-12-02 | Sealing strip extrusion die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223236253.8U CN218838580U (en) | 2022-12-02 | 2022-12-02 | Sealing strip extrusion die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218838580U true CN218838580U (en) | 2023-04-11 |
Family
ID=87301636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223236253.8U Active CN218838580U (en) | 2022-12-02 | 2022-12-02 | Sealing strip extrusion die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218838580U (en) |
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2022
- 2022-12-02 CN CN202223236253.8U patent/CN218838580U/en active Active
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