CN219076317U - Extrusion die for automobile sealing strip - Google Patents
Extrusion die for automobile sealing strip Download PDFInfo
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- CN219076317U CN219076317U CN202223547939.9U CN202223547939U CN219076317U CN 219076317 U CN219076317 U CN 219076317U CN 202223547939 U CN202223547939 U CN 202223547939U CN 219076317 U CN219076317 U CN 219076317U
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Abstract
The utility model discloses an extrusion die for an automobile sealing strip, and belongs to the technical field of automobile sealing strip production. Comprising the following steps: the three-layer base station, the first cutting assembly, the second cutting assembly and the guiding assembly; an extrusion channel is arranged at the center of the three-layer base station; the first cutting assembly is arranged on the three-layer base table and is adjacent to the extrusion channel for cutting the falling sealing rubber; the second cutting assembly is arranged on the three-layer base, is arranged adjacent to the first cutting assembly and is distributed at an acute angle with the first cutting assembly; the guide assembly is fixed on the three-layer base, the first cutting assembly, the second cutting assembly and the guide assembly are arranged in a triangular mode along the circumference of the extrusion channel, and can rotate relative to the falling sealing rubber to provide guide for the falling sealing rubber. According to the utility model, the cutting assembly is arranged to cut the falling sealing rubber, so that the sealing rubber is prevented from being stacked near the extrusion channel of the extrusion die, and the phenomenon of blocking the extrusion channel is avoided.
Description
Technical Field
The utility model relates to an extrusion die for an automobile sealing strip, and belongs to the technical field of automobile sealing strip production.
Background
The automobile sealing strip is sealing rubber with the functions of filling various intermittence and gaps among automobile body component parts, has the functions of shock absorption, water resistance, dust prevention, sound insulation, decoration and the like, and can improve the comfort of driving experience and protect an automobile body. In general, in industrial production, the sealing rubber is extruded and molded by a hot extrusion molding process, so that various forms of the sealing rubber required in reality are molded, and an extrusion die is used.
The extrusion die is widely applied to the preparation of products, particularly to the processing of products with composite layer materials, and can finish the manufacturing processing of the products at one time, thereby effectively improving the manufacturing efficiency of the products. When a certain type of automobile sealing strip is required to be produced, the sealing rubber which is heated in advance is conveyed to the lower end from the upper end of the extrusion die, the sealing rubber is molded into a desired shape through a hollowed-out channel on the extrusion die, and then the molded sealing rubber is cooled to finally form the automobile sealing strip in the desired shape.
However, in the existing extrusion die for the automobile sealing strip, the sealing rubber is easy to stack on the extrusion die for the automobile sealing strip in the extrusion process of the sealing rubber, and even the extrusion channel of the extrusion die is blocked by the agglomerated rubber, so that the sealing rubber cannot be molded smoothly.
Disclosure of Invention
The technical problems to be solved by the utility model are as follows: the utility model provides an automobile sealing strip extrusion die sets up cutting element, cuts the sealing rubber that falls, avoids sealing rubber to pile up near extrusion channel of extrusion die to avoid the phenomenon emergence of jam extrusion channel.
The technical problems to be solved by the utility model are realized by adopting the following technical scheme:
an automotive weatherstrip extrusion die comprising:
the three-layer base station is formed by overlapping single-layer base columns, and an extrusion channel is arranged at the center of the three-layer base station;
a first cutting assembly disposed on the three-layer base and disposed adjacent to the pressing passage for cutting the falling sealing rubber;
the second cutting assembly is arranged on the three-layer base, is arranged adjacent to the first cutting assembly and is distributed at an acute angle with the first cutting assembly, and is used for cutting the falling sealing rubber;
the guide assembly is fixed on the three-layer base, the first cutting assembly, the second cutting assembly and the guide assembly are arranged in a triangular mode along the circumference of the extrusion channel, and can rotate relative to the falling sealing rubber to provide guide for the falling sealing rubber.
This car sealing strip extrusion die cuts the border position of falling sealing rubber through setting up first cutting component and second cutting component for the edge size of falling sealing rubber further reduces, can't pile up near the extrusion passageway at the in-process of falling, thereby avoids the phenomenon emergence of jam extrusion passageway. The guiding component in the device can provide guiding effect for falling sealing rubber, and avoid the falling sealing rubber from shifting, so that the sealing rubber can smoothly enter the extrusion channel.
Preferably, the surface of the three-layer base table is provided with a first slideway and a second slideway, the first cutting assembly is arranged in the first slideway and slides relatively, and the second cutting assembly is arranged in the second slideway and slides relatively.
The first slide and the second slide provide a sliding channel for the first cutting assembly and the second cutting assembly, respectively, such that the first cutting assembly and the second cutting assembly can be adjusted to the center distance of the extrusion channel, thereby facilitating adjustment of the depth of cut.
Preferably, the blocking blocks are fixed on the first slide way and the second slide way, threaded holes are formed in the blocking blocks, threaded rods are connected to the threaded holes, the threaded rods on the first slide way are connected with the first cutting assembly in a rotating mode, and the threaded rods on the second slide way are connected with the second cutting assembly in a rotating mode.
One aspect of the present device is to adjust the center distance of the first and second cutting assemblies to the extrusion channel using the threaded rod to be threaded in or out.
Preferably, the first cutting assembly comprises a first base and a first cutting blade, wherein the first base is arranged in the first slide way and is rotationally connected with a threaded rod on the first slide way through a bearing, the cutting edge of the first cutting blade faces to the falling sealing rubber, and the first cutting blade is arranged on the first base and rotates mutually. When the sealing rubber falls, the edge of the sealing rubber touches the first cutting knife, and under the action of gravity, the first cutting knife is driven to rotate for cutting, so that the sealing rubber is cut.
Preferably, the second cutting assembly comprises a second base and a second cutting blade, wherein the second base is arranged in the second slideway and is rotationally connected with a threaded rod on the second slideway through a bearing, the cutting edge of the second cutting blade faces to the falling sealing rubber, and the second cutting blade is arranged on the second base and rotates mutually. When the sealing rubber falls, the edge of the sealing rubber touches the second cutting knife, and under the action of gravity, the second cutting knife is driven to rotate for cutting, so that the cutting of the sealing rubber is realized.
Preferably, the guide assembly comprises a fixed seat fixed on the three-layer base station, a longitudinal rod is fixedly connected to the fixed seat, and at least one transverse guide wheel is transversely and fixedly connected to the longitudinal rod. When the transverse guide wheel contacts the falling sealing rubber, the transverse guide wheel rotates, and the sealing rubber is prevented from inclining to the outer side of the device.
The beneficial effects of the utility model are as follows:
this car sealing strip extrusion die cuts the border position of falling sealing rubber through setting up first cutting component and second cutting component for the edge size of falling sealing rubber further reduces, can't pile up near the extrusion passageway at the in-process of falling, thereby avoids the phenomenon emergence of jam extrusion passageway. The guiding component in the device can provide guiding effect for falling sealing rubber, and avoid the falling sealing rubber from shifting, so that the sealing rubber can smoothly enter the extrusion channel.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic diagram of an explosive structure according to the present utility model.
In the figure: 1. three layers of base stations, 11, first slide ways, 12, second slide ways, 2, extrusion channels, 3, first cutting components, 31, first bases, 32, first cutting blades, 4, second cutting components, 41, second bases, 42, second cutting blades, 5, guide components, 51, fixing seats, 52, longitudinal rods, 53, transverse guide wheels, 6, blocking blocks, 7 and threaded rods.
Detailed Description
The utility model will be further described with reference to the following embodiments in order to make the technical means, the creation features, the achievement of the objects and the effects of the utility model easy to understand.
In the description of the present utility model, it should be understood that the terms "transverse", "longitudinal", "end", "edge", "side wall", "upper", "lower", "directly above", "surface", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", "end", "head", "tail", etc. refer to the orientation or positional relationship based on the drawings, are merely for convenience of describing the technical solution of the present utility model and for simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Examples
The existing automobile sealing strip extrusion die is characterized in that sealing rubber is easy to stack on the automobile sealing strip extrusion die in the extrusion process of the sealing rubber, and the extrusion channel of the extrusion die can be blocked even by the agglomerated rubber, so that the sealing rubber cannot be molded smoothly. Therefore, the utility model presets the following scheme to solve the defects existing in the prior art:
as shown in fig. 1-2, an automotive weather strip extrusion die includes: a three-layer base 1, a first cutting assembly 3, a second cutting assembly 4 and a guiding assembly 5; wherein, the three-layer base table 1 is formed by overlapping single-layer base columns, the single-layer base columns are fixedly connected through bolts, an extrusion channel 2 is arranged at the center of the three-layer base table 1, and the extrusion channel 2 is used for injecting sealing rubber; the first cutting assembly 3 is arranged on the three-layer base 1 and is adjacent to the extrusion channel 2 for cutting the falling sealing rubber; the second cutting assembly 4 is arranged on the three-layer base 1, is arranged adjacent to the first cutting assembly 3, is distributed at an acute angle with the first cutting assembly 3 and is used for cutting the falling sealing rubber; the guide component 5 is fixed on the three-layer base 1 through bolts, and the first cutting component 3, the second cutting component 4 and the guide component 5 are arranged in a triangular mode along the circumference of the extrusion channel 2 and can rotate relative to the falling sealing rubber to provide guide for the falling sealing rubber.
Specifically, the surface of the three-layer base table 1 is provided with a first slideway 11 and a second slideway 12, the first cutting assembly 3 is arranged in the first slideway 11 and slides relatively, and the second cutting assembly 4 is arranged in the second slideway 12 and slides relatively. The first slide 11 and the second slide 12 provide sliding channels for the first cutting assembly 3 and the second cutting assembly 4, respectively, so that the first cutting assembly 3 and the second cutting assembly 4 can be adjusted to the center distance of the extrusion channel 2, thereby facilitating adjustment of the cutting depth.
Wherein, all be fixed with on first slide 11 and the second slide 12 and block the piece 6, block and be equipped with the screw hole on the piece 6, be connected with threaded rod 7 on the screw hole, threaded rod 7 on the first slide 11 rotates with first cutting assembly 3 to be connected, threaded rod 7 on the second slide 12 rotates with second cutting assembly 4 to be connected. One solution in the present device is to use the screwing-in or unscrewing of the threaded rod 7 to achieve adjustment of the centre distance of the first cutting assembly 3 and the second cutting assembly 4 to the extrusion channel 2.
The first cutting assembly 3 includes a first base 31 and a first cutter 32, the first base 31 is disposed in the first slide 11 and is rotatably connected with the threaded rod 7 on the first slide 11 through a bearing, the cutting edge of the first cutter 32 faces the falling sealing rubber, and the first cutter 32 is disposed on the first base 31 and rotates with each other. When the sealing rubber falls, the edge of the sealing rubber touches the first cutting knife 32, and under the action of gravity, the first cutting knife 32 is driven to rotate for cutting, so that the cutting of the sealing rubber is realized.
The second cutting assembly 4 comprises a second base 41 and a second cutting blade 42, the second base 41 is placed in the second slide 12 and is rotationally connected with the threaded rod 7 on the second slide 12 through a bearing, the cutting edge of the second cutting blade 42 faces the falling sealing rubber, and the second cutting blade 42 is placed on the second base 41 and rotates mutually. When the sealing rubber falls, the edge of the sealing rubber touches the second cutting knife 42, and under the action of gravity, the second cutting knife 42 is driven to rotate for cutting, so that the cutting of the sealing rubber is realized.
The guiding assembly 5 comprises a fixed seat 51 fixed on the three-layer base 1 through bolts, a longitudinal rod 52 is fixedly connected to the fixed seat 51, and at least one transverse guide wheel 53 is transversely and fixedly connected to the longitudinal rod 52. When the transverse guide wheel contacts the falling sealing rubber, the transverse guide wheel rotates, and the sealing rubber is prevented from inclining to the outer side of the device.
This car sealing strip extrusion die cuts the border position of falling sealing rubber through setting up first cutting component 3 and second cutting component 4 for the edge size of falling sealing rubber further reduces, can't pile up near extrusion passageway 2 at the in-process of falling, thereby avoids the phenomenon emergence of jam extrusion passageway 2. The guiding component 5 in the device can provide guiding function for falling sealing rubber, and avoid the falling sealing rubber from shifting, so that the sealing rubber can smoothly enter the extrusion channel 2.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be appreciated by persons skilled in the art that the present utility model is not limited to the embodiments described above, but is capable of numerous variations and modifications without departing from the spirit and scope of the utility model as hereinafter claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. An automotive weatherstrip extrusion die, comprising:
the three-layer base station is formed by overlapping single-layer base columns, and an extrusion channel is arranged at the center of the three-layer base station;
a first cutting assembly disposed on the three-layer base and disposed adjacent to the pressing passage for cutting the falling sealing rubber;
the second cutting assembly is arranged on the three-layer base, is arranged adjacent to the first cutting assembly and is distributed at an acute angle with the first cutting assembly, and is used for cutting the falling sealing rubber;
the guide assembly is fixed on the three-layer base, the first cutting assembly, the second cutting assembly and the guide assembly are arranged in a triangular mode along the circumference of the extrusion channel, and can rotate relative to the falling sealing rubber to provide guide for the falling sealing rubber.
2. The automotive weatherstrip extrusion die of claim 1, wherein said three-layer abutment surface is provided with a first slide and a second slide, said first cutting assembly being disposed in said first slide and sliding relative thereto, said second cutting assembly being disposed in said second slide and sliding relative thereto.
3. The automobile sealing strip extrusion die of claim 2, wherein the first slide way and the second slide way are both fixedly provided with blocking blocks, the blocking blocks are provided with threaded holes, threaded rods are connected to the threaded holes, the threaded rods on the first slide way are rotationally connected with the first cutting assembly, and the threaded rods on the second slide way are rotationally connected with the second cutting assembly.
4. A vehicle sealing strip extrusion die as in claim 3 wherein said first cutting assembly comprises a first base and a first cutter, said first base being disposed in said first slide and rotatably connected to a threaded rod on said first slide by bearings, said first cutter having a cutting edge directed toward the falling sealing rubber and said first cutter being disposed on said first base and rotatable relative to each other.
5. A vehicle seal extrusion die according to claim 3 wherein said second cutting assembly comprises a second base and a second cutting blade, said second base being disposed in said second slide and rotatably connected to a threaded rod on said second slide by bearings, said second cutting blade being oriented toward the falling sealing rubber and said second cutting blade being disposed on said second base and rotatable relative to each other.
6. The automobile sealing strip extrusion die of claim 1, wherein the guide assembly comprises a fixed seat fixed on the three-layer base, a longitudinal rod is fixedly connected to the fixed seat, and at least one transverse guide wheel is transversely and fixedly connected to the longitudinal rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223547939.9U CN219076317U (en) | 2022-12-27 | 2022-12-27 | Extrusion die for automobile sealing strip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223547939.9U CN219076317U (en) | 2022-12-27 | 2022-12-27 | Extrusion die for automobile sealing strip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219076317U true CN219076317U (en) | 2023-05-26 |
Family
ID=86401146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223547939.9U Active CN219076317U (en) | 2022-12-27 | 2022-12-27 | Extrusion die for automobile sealing strip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219076317U (en) |
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2022
- 2022-12-27 CN CN202223547939.9U patent/CN219076317U/en active Active
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