CN219263118U - Cold heading blank of automobile seat part - Google Patents
Cold heading blank of automobile seat part Download PDFInfo
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- CN219263118U CN219263118U CN202320167570.4U CN202320167570U CN219263118U CN 219263118 U CN219263118 U CN 219263118U CN 202320167570 U CN202320167570 U CN 202320167570U CN 219263118 U CN219263118 U CN 219263118U
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Abstract
The utility model discloses a cold heading blank of an automobile seat part, which comprises a head end part, a connecting section, a hexagonal section, a tail end part and an inner gear ring; the connecting section is provided with a head end part at one end, the other end of the connecting section is connected with one end of the hexagonal section, the other end of the hexagonal section is provided with a tail end part, and the end surface of the head end part, which is away from the connecting section, is inwards sunken with the annular gear; the head end, the connecting section, the hexagonal section, the tail end and the annular gear form an integral structure in a cold heading mode. The application of the process can rapidly and economically produce the parts, ensure that the sizes and performances of the parts meet the requirements of drawings and clients, liberate production staff from simple and repeated monotonous labor, reduce the labor intensity of the staff and improve the labor efficiency of the staff. Compared with the original pure machining production mode, the production efficiency is improved by more than 10 times, the energy is saved, the consumption is reduced, and the environment is protected.
Description
Technical Field
The utility model relates to the technical field of automobile part production, in particular to a cold heading blank of automobile seat parts, which is used for conveniently and rapidly producing the automobile parts in a large scale.
Background
The parts related in the project are important parts in the automobile seat and are used for various automobile types under the flag of a certain international well-known automobile company, and the parts are made of low-carbon steel and have relatively complex tooth shapes and meshed with other parts. The function of the device is to adjust and maintain the height, angle, front and back positions and other postures of the automobile seat. The design life of the piece is equal to the life of the whole automobile, and the piece is not replaced in the service cycle of the automobile. Moreover, the part has high use frequency due to frequent adjustment. Therefore, the requirements on the external dimension of the product and the mechanical strength of the whole part are high in the technical aspect. The defects such as cracks, internal looseness, air holes and the like are not allowed to exist, and the wear resistance and corrosion resistance are required to be higher, so that the long-time practical use is met.
In the use process of the part, once the part fails and breaks, the seat part can be separated, the state of the whole seat can be out of control, and if the part runs at a high speed, serious consequences can be caused, so that the quality of the product is very important, and the personal safety of a person is concerned.
The manufacturing process adopted before the part is to use a solid round steel bar as a raw material, adopt machining equipment and processes such as drilling, turning, gear milling, gear grinding and the like to produce, the machining amount in the part production process is quite large, the production flow is complex, the material waste is serious, the machining efficiency is quite low, and the part can meet the production requirement of small batches. For the production of tens of thousands of products, the operator repeatedly performs mechanical labor for a long time, and the parts such as eyes, hands, shoulders and the like are extremely tired; and the production efficiency is low, and each person can finish the production of less than 100 products every day. For tens of thousands of automobile brands in a month, the product needs to be supplied with more than 5 tens of thousands of goods per month, and the conventional machining method needs a large number of lathes in a large scale to meet the production quantity, so that the production investment is huge.
And the utilization rate of the metal raw materials is only about 30% by adopting the mode of the method, a large amount of precious raw materials are changed into scrap waste residues, the production cost is increased, the environment is polluted, and the method does not accord with the energy-saving and low-carbon manufacturing concept proposed by the current country.
In view of this situation, there is an urgent need for a production method that can be efficiently and quickly performed on the production site.
Disclosure of Invention
Therefore, the utility model provides a cold heading blank of an automobile seat part, which aims to solve the problems in the prior art.
In order to achieve the above object, the present utility model provides the following technical solutions:
according to a first aspect of the present utility model, a cold heading blank for an automotive seat part includes a head end portion, a connecting section, a hexagonal section, a tail end portion, and an annular gear; the connecting section is provided with a head end part at one end, the other end of the connecting section is connected with one end of the hexagonal section, the other end of the hexagonal section is provided with a tail end part, and the end surface of the head end part, which is away from the connecting section, is inwards sunken with the annular gear; the head end, the connecting section, the hexagonal section, the tail end and the annular gear form an integral structure in a cold heading mode.
Further, the head end, the connecting section and the tail end are all cylindrical structures.
Further, the head end has an outer diameter greater than an outer diameter of the connecting section.
Further, the connecting section has an outer diameter greater than an outer diameter of the tail end portion.
Further, the depth of the ring gear is smaller than the thickness of the head end portion.
Further, the cross section of the hexagonal section is regular hexagon.
Further, the centerlines of the head end, the connection section, the hexagonal section, and the tail end are coaxially disposed.
Further, the drilling hole is arranged at the center of the whole body formed by the head end part, the connecting section, the hexagonal section, the tail end part and the annular gear in a penetrating mode.
Further, the length of the head end is 6mm, and the outer diameter of the head end is 35mm.
Further, the length of the hexagonal section is 10mm, the length of the tail end is 20mm, the outer diameter of the tail end is 15mm, and the inner diameter of the drill hole is 8mm.
The utility model has the following advantages: the application of the process can rapidly and economically produce the parts, ensure that the sizes and performances of the parts meet the requirements of drawings and clients, liberate production staff from simple and repeated monotonous labor, reduce the labor intensity of the staff and improve the labor efficiency of the staff. Compared with the original pure machining production mode, the production efficiency is improved by more than 10 times, the energy is saved, the consumption is reduced, and the environment is protected.
Drawings
Fig. 1 is a perspective view of a cold heading blank of an automobile seat part according to some embodiments of the present utility model.
Fig. 2 is an end-face structure diagram of a cold heading blank of an automobile seat part according to some embodiments of the present utility model.
Fig. 3 is a cross-sectional view of a cold heading blank for an automotive seat part according to some embodiments of the present utility model.
Fig. 4 is a perspective view of a drilled cold heading blank for an automotive seat part according to some embodiments of the present utility model.
Fig. 5 is an end view of a drilled cold heading blank for an automotive seat part according to some embodiments of the present utility model.
Fig. 6 is a cross-sectional view of a cold heading blank for an automotive seat part according to some embodiments of the present utility model after drilling.
In the figure: 1. the drilling device comprises a head end part, 2 connecting sections, 3 hexagonal sections, 4 tail end parts, 5 inner gear rings, 6 and a drilling hole.
Detailed Description
Other advantages and advantages of the present utility model will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
As shown in fig. 1 to 6, a cold heading blank of an automobile seat part in an embodiment of a first aspect of the present utility model includes a head end portion 1, a connecting section 2, a hexagonal section 3, a tail end portion 4, and an annular gear 5; one end of the connecting section 2 is provided with a head end part 1, the other end of the connecting section 2 is connected with one end of the hexagonal section 3, the other end of the hexagonal section 3 is provided with a tail end part 4, and the end surface of the head end part 1, which is away from the connecting section 2, is inwards recessed with an annular gear 5; the head end part 1, the connecting section 2, the hexagonal section 3, the tail end part 4 and the inner gear ring 5 form an integral structure which is manufactured in a cold heading mode.
In the above embodiment, it should be noted that, the cold heading method is successfully adopted to produce a special part blank, and then simple machining is performed, so that a finished product can be obtained, the machining amount is greatly reduced, the production efficiency is improved, the material utilization rate reaches 89%, and compared with the previous pure machining production method, the consumption of materials is greatly reduced, and the dimensional consistency of the product is improved. Meanwhile, the whole metal streamline is reserved in the cold heading process, and the cold work hardening effect of metal is added, so that the whole mechanical property of the part produced by adopting the process is obviously improved, and the product quality is obviously improved; the part is produced in a cold heading mode, the production efficiency is high, 4-6 ten thousand parts can be produced by each equipment every day, the production process is stable, and the production line can be operated by only one operator; by using the blank and simply drilling, the final product can be obtained, the production efficiency is greatly improved, and the cost is obviously reduced.
The technical effects achieved by the embodiment are as follows: the application of the process can rapidly and economically produce the parts, ensure that the sizes and performances of the parts meet the requirements of drawings and clients, liberate production staff from simple and repeated monotonous labor, reduce the labor intensity of the staff and improve the labor efficiency of the staff. Compared with the original pure machining production mode, the production efficiency is improved by more than 10 times, the energy is saved, the consumption is reduced, and the environment is protected.
Example 2
As shown in fig. 1 to 6, a cold heading blank of an automobile seat part includes the entire contents of embodiment 1, except that the head end portion 1, the connecting section 2 and the tail end portion 4 are all cylindrical structures.
Optionally, the outer diameter of the head end 1 is larger than the outer diameter of the connection section 2.
Optionally, the outer diameter of the connection section 2 is larger than the outer diameter of the tail end 4.
Optionally, the depth of the annulus gear 5 is smaller than the thickness of the head end 1.
The technical effects achieved by the embodiment are as follows: through the arrangement, the use requirements of specific occasions are met.
Example 3
As shown in fig. 1 to 6, a cold heading blank for an automobile seat part includes the entire contents of embodiment 2, except that the hexagonal section 3 has a regular hexagonal cross section.
In the above embodiment, it should be noted that: furthermore, the cross-sectional shape of the hexagonal section 3 may be set according to actual requirements.
Example 4
As shown in fig. 1 to 6, a cold heading blank of an automobile seat part includes the entire contents of embodiment 3, except that the center lines of the head end portion 1, the connecting portion 2, the hexagonal portion 3 and the tail end portion 4 are coaxially arranged.
In the above embodiment, it should be noted that: through the arrangement, the machining precision is guaranteed.
Example 5
As shown in fig. 1 to 6, a cold heading blank for an automobile seat part includes the whole content of embodiment 4, and in addition, includes a drill hole 6, wherein the drill hole 6 is penetratingly provided at the center of the whole formed by the head end portion 1, the connecting section 2, the hexagonal section 3, the tail end portion 4 and the ring gear 5.
For example, the length of the head end portion 1 is 6mm, and the outer diameter of the head end portion 1 is 35mm; the above-mentioned dimension values can also be set to other values according to actual requirements.
For example, the length of the hexagonal section 3 is 10mm, the length of the tail end 4 is 20mm, the outer diameter of the tail end 4 is 15mm, and the inner diameter of the bore 6 is 8mm; the above-mentioned dimension values can also be set to other values according to actual requirements.
The technical effects achieved by the embodiment are as follows: by providing the borehole 6, the requirements of use are met.
Claims (10)
1. The cold heading blank of the automobile seat part is characterized by comprising a head end part (1), a connecting section (2), a hexagonal section (3), a tail end part (4) and an inner gear ring (5); one end of the connecting section (2) is provided with the head end (1), the other end of the connecting section (2) is connected with one end of the hexagonal section (3), the other end of the hexagonal section (3) is provided with the tail end (4), and the end face, deviating from the connecting section (2), of the head end (1) is inwards sunken with the inner gear ring (5); the integral forming structure is characterized in that the integral formed by the head end part (1), the connecting section (2), the hexagonal section (3), the tail end part (4) and the inner gear ring (5) is a cold heading type integrally formed structure.
2. Cold-heading blank for a car seat part according to claim 1, characterized in that the head end (1), the connecting section (2) and the tail end (4) are all of cylindrical structure.
3. Cold-heading blank for a car seat part according to claim 2, characterized in that the outer diameter of the head end (1) is larger than the outer diameter of the connecting section (2).
4. A cold-headed blank for automotive seat parts according to claim 3, characterized in that the outer diameter of the connecting section (2) is greater than the outer diameter of the tail end (4).
5. Cold-heading blank for a car seat part according to claim 4, characterized in that the depth of the ring gear (5) is smaller than the thickness of the head end (1).
6. Cold-heading blank for a car seat part according to claim 5, characterized in that the hexagonal section (3) is regular hexagonal in cross section.
7. Cold-heading blank for a car seat part according to claim 6, characterized in that the centre lines of the head end (1), the connecting section (2), the hexagonal section (3) and the tail end (4) are arranged coaxially.
8. The cold heading blank of an automobile seat part according to claim 7, further comprising a drilling (6), wherein the drilling (6) is penetrating through the center of the whole of the head end (1), the connecting section (2), the hexagonal section (3), the tail end (4) and the ring gear (5).
9. Cold-heading blank for a car seat part according to claim 8, characterized in that the length of the head end (1) is 6mm and the outer diameter of the head end (1) is 35mm.
10. Cold-heading blank for a car seat part according to claim 9, characterized in that the length of the hexagonal section (3) is 10mm, the length of the tail end (4) is 20mm, the outer diameter of the tail end (4) is 15mm, and the inner diameter of the bore (6) is 8mm.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320167570.4U CN219263118U (en) | 2023-02-09 | 2023-02-09 | Cold heading blank of automobile seat part |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320167570.4U CN219263118U (en) | 2023-02-09 | 2023-02-09 | Cold heading blank of automobile seat part |
Publications (1)
Publication Number | Publication Date |
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CN219263118U true CN219263118U (en) | 2023-06-27 |
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Family Applications (1)
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CN202320167570.4U Active CN219263118U (en) | 2023-02-09 | 2023-02-09 | Cold heading blank of automobile seat part |
Country Status (1)
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CN (1) | CN219263118U (en) |
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2023
- 2023-02-09 CN CN202320167570.4U patent/CN219263118U/en active Active
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