CN207205062U - The swollen type drift of automobile-used special pipe - Google Patents
The swollen type drift of automobile-used special pipe Download PDFInfo
- Publication number
- CN207205062U CN207205062U CN201720852833.XU CN201720852833U CN207205062U CN 207205062 U CN207205062 U CN 207205062U CN 201720852833 U CN201720852833 U CN 201720852833U CN 207205062 U CN207205062 U CN 207205062U
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- CN
- China
- Prior art keywords
- special pipe
- swollen type
- guide portion
- location division
- type drift
- 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.)
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Abstract
It the utility model is related to a kind of swollen type drift of automobile-used special pipe, including the guide portion positioned at front end, the location division being connected with the guide portion and the setting section being connected with the location division, the section for the end face that the front end face of the guide portion is connected to the guide portion with the location division becomes larger, the internal face of special pipe of the outer surface of the location division with treating swollen type is adapted, and the location division and the girth ratio of the setting section are more than or equal to 0.85.Swollen type drift of the present utility model is used for the cross sectional shape that special-shaped tube portion is expanded into setting section, including section it is in special pipe of different shapes so as to form, the guide portion of this is swollen type drift plays guide effect placed in the middle, location division is enabled in being accurately positioned in special pipe by the guiding of guide portion, and then after positioning by setting section by the shape of the swollen layer setting section of special-shaped tube portion.Can solve surface caused by the draw well using swollen type method and pull problem, and process is simple.
Description
Technical field
Automobile technical field is the utility model is related to, refers in particular to a kind of swollen type drift of automobile-used special pipe.
Background technology
Automobile using special pipe is the part positioned at instrument board frame assembly, and its effect is connection main driving room and copilot
Room, and have certain security function.The automobile-used special pipe includes pipe section and abnormal tube section, at present, common automobile-used special pipe
Using draw method, i.e., shorten part pipe into special pipe using draw technique, the method complex procedures and production effect
Rate is not high, and energy consumption is higher, and, product surface, which occurs, to be pulled using shape tube made of draw technique in use for some time
Phenomenon, have a strong impact on the outward appearance and performance of product.
Utility model content
The defects of the purpose of this utility model is to overcome prior art, there is provided a kind of swollen type drift of automobile-used special pipe,
Solve existing use draw method complex procedures, low production efficiency, high energy consumption and product surface to occur pulling phenomenon and serious shadow
The problem of ringing outward appearance and performance of product etc..
Realizing the technical scheme of above-mentioned purpose is：
The utility model provides a kind of swollen type drift of automobile-used special pipe, including guide portion positioned at front end, with it is described
The location division of guide portion connection and the setting section that is connected with the location division, the front end face of the guide portion to the guide portion
The section for the end face being connected with the location division becomes larger, the inwall of special pipe of the outer surface of the location division with treating swollen type
Face is adapted, and the location division and the girth ratio of the setting section are more than or equal to 0.85.
Swollen type drift of the present utility model is used for the cross sectional shape that special-shaped tube portion is expanded into setting section, so as to form bag
It is in special pipe of different shapes to include section, and the guide portion of this is swollen type drift plays guide effect placed in the middle, passes through the guiding of guide portion
Location division is enabled in being accurately positioned in special pipe, and then after positioning by setting section by the swollen layer setting section of special-shaped tube portion
Shape.Can solve surface caused by the draw well using swollen type method and pull problem, and process is simple, production effect
Rate can improve, additionally it is possible to improve the presentation quality and properties of product of product.Swollen type drift provided by the utility model has zero
The characteristics of part processing cost is low, and accessory appearance quality is good, properties of product are excellent.
The automobile-used special pipe of the utility model swollen type drift further improvement is that, in addition to be connected to the guide portion
Guide part between the location division, the outer surface of the guide part is hollows.
The automobile-used special pipe of the utility model swollen type drift further improvement is that, in addition to be connected to the location division
Transition part between the setting section, the surface of the transition part is arcwall face.
The automobile-used special pipe of the utility model swollen type drift further improvement is that, the section of the setting section is circle
Shape.
The automobile-used special pipe of the utility model swollen type drift further improvement is that, the outer surface of the guide portion is provided with
Multiple inclined planes.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of the swollen type drift of the automobile-used special pipe of the utility model.
Fig. 2 is the dimensional structure diagram of the opposite side of the swollen type drift of the automobile-used special pipe of the utility model.
Fig. 3 is the sectional view of the swollen type drift of the automobile-used special pipe of the utility model.
Fig. 4 is the structural representation of swollen the type drift and special pipe of the automobile-used special pipe of the utility model.
Fig. 5 is the structural representation of the opposite side of swollen the type drift and special pipe of the automobile-used special pipe of the utility model.
Structural representations of the Fig. 6 for the shape tube after the swollen swollen type of type drift of the automobile-used special pipe of the utility model.
Fig. 7 is the comparison chart at special pipe Leading Edge Deformation in Fig. 6.
Fig. 8 to Figure 12 is that the swollen type drift of the automobile-used special pipe of the utility model carries out the decomposition knot of swollen type process to special pipe
Structure schematic diagram.
Embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
Refering to Fig. 1, the utility model provides a kind of swollen type drift of automobile-used special pipe, for being carried out to special-shaped tube portion
Swollen type, there is different cross sectional shapes by swollen type method special pipe, solve product table existing for existing draw method
Easily there is the problem of outward appearance and performance for pulling and having a strong impact on product in face.Automobile-used special pipe provided by the utility model it is swollen
Type drift and swollen type method, it is that active force is applied to the internal face of special pipe so that the outwardly expansion of special pipe, so
Compared to draw method, the surface of special pipe will not produce wave shape groove or fold, so as to solve product surface well
Pull problem.And production efficiency can improve, process is simple, and part processing cost is low, can also improve product appearance matter
Amount and properties of product.The swollen type drift of the automobile-used special pipe of the utility model is illustrated below in conjunction with the accompanying drawings.
As depicted in figs. 1 and 2, the utility model provides a kind of swollen type drift 21 of automobile-used special pipe, this is swollen type drift
21 include guide portion 211, the location division 212 being connected with guide portion 211 and the sizing being connected with location division 212 positioned at front end
Portion 213, the section for the end face that the front end face 2111 of guide portion 211 is connected to guide portion 211 with location division 212 become larger, should
Guide portion 211 serve guiding positioning effect, the guide portion 211 can ensure swollen type drift 21 completely into special pipe it
Before can be completely placed in the middle, so that it is guaranteed that the smooth entrance of swollen type drift 21.The outer surface of location division 212 and the abnormity for treating swollen type
The internal face of pipe is adapted, and can be fitted after entering special pipe so as to the location division 212 with the internal face of special pipe, and then right
Special pipe is accurately positioned, and ensures being smoothed out for swollen type.The girth of location division 212 and setting section 213 ratio is more than or equal to
0.85, product quality and properties of product after swollen type is able to ensure that swollen type are carried out in the range of the girth ratio.With reference to Fig. 6 and figure
Shown in 7, the ratio of perimeter L 0 of the special pipe 11 before swollen type and the perimeter L 1 after swollen type is more than or equal to 0.85, so as to ensure
The special pipe 11 surface after swollen type without spalling phenomenon, ensures the quality and performance of product.Ratio if girth is less than if 0.85
The easy quality problems such as cracking of product.When being dilated using swollen type drift to special pipe, by swollen type drift edge abnormity
The axial direction of pipe dilates to special pipe.
As shown in Figure 1 to Figure 3, as a better embodiment of the present utility model, swollen type drift 21 of the present utility model
Also include the guide part 214 being connected between guide portion 211 and location division 212, the outer surface of the guide part 214 is hollows.
Hollows are arranged between guide portion 211 and location division 212, pass through seamlessly transitting for hollows so that location division 212 enters different
Before in shape pipe, the hollows can ensure that special pipe internal face is not scraped off, so as to ensure the product inwall during swollen type
Without the quality problems such as pulling.The corner in the section of the hollows is R angles.
As another better embodiment of the present utility model, swollen type drift 21 of the present utility model also includes being connected to determining
Transition part 215 between position portion 212 and setting section 213, the surface of the transition part 215 is arcwall face 2151, and arcwall face 2151 is
From the end of location division 212 to the arc-shaped concave of the end of setting section 213, by transition part 215 in location division 212 and setting section
213 can effectively excessively, and during swollen type is carried out to special pipe, the transition part 215 is first gradually outside by special pipe
Dilate, finally ensure the geomery of special pipe by setting section 213.So due to setting transition part 215 to cause special pipe to exist
During swollen type, smoothly can gradually it dilate, it is ensured that the presentation quality and properties of product of product.
As another better embodiment of the present utility model, as shown in figure 4, swollen type drift 21 of the present utility model is determined
The section in type portion 213 is circle, realizes that by 11 swollen type of special pipe be in pipe.It is preferred that the cross sectional shape of special pipe 11 is in D types,
Semicircular in shape is omited in the bottom of the heat absorption plate core structure, and top is in flat.The guide portion 211 of swollen type drift 21 is at the mouth of pipe 111 of heat absorption plate core structure
Stretch into heat absorption plate core structure, after swollen type drift 21 is all introduced into special pipe 11, by the mobile swollen type drift 21, and in movement
During realized by setting section 213 swollen type carried out to heat absorption plate core structure, be in pipe by the swollen type of heat absorption plate core structure, as shown in figure 5 and figure 7, from
Obtained from special pipe 11 include heat absorption plate core structure section part and pipe section part, before and after the end of pipe section shows deformation in the figure 7
End construction state.
, can be suitable to ensure the guide effect of guide portion 211 as another better embodiment of the present utility model
The guiding location division 212 of profit, the outer surface of the guide portion 211 is provided with multiple inclined planes 2112.Inclined in guide portion 211 by multiple
The end face that inclined-plane 2112 connects front end face 2111 and guide portion is connected with guide part 214.
It is preferred that as depicted in figs. 1 and 2, the guide portion 211 of swollen type drift 21 of the present utility model is in front end face 2111
Small head end, the end face that guide portion 211 is connected with guide part 214 are stub end, are connected with and multiple incline between small head end and stub end
Inclined-plane 2112.Guide part 214 is the hollows of transition, and outer surface is arcwall face, the shape of location division 212 and the inwall of special pipe
The shape in face is adapted, and with reference to shown in Fig. 4 and Fig. 5, when special pipe 11 is heat absorption plate core structure, the cross sectional shape of location division 212 is also D types,
Bottom semicircular in shape, top are in flat.The bottom of transition part 215 also semicircular in shape, the curved concave surface in top, transition part 215
Section become larger from location division 212 to setting section 213.
As shown in Fig. 8 to Figure 12, the swollen type process of the swollen type drift 21 of the utility model is illustrated below.With special pipe
11 is exemplified by heat absorption plate core structure, special pipe are shown partially cut away can show that swollen type drift in the structure chart shown in Fig. 8 to Figure 12.
The first mouth of pipe 111 by the guide portion 211 of swollen type drift 21 towards special pipe 11, then the guide portion 211 is inserted from the mouth of pipe 111
Into special pipe 11, with the entrance of setting section 213, the superstructure at the mouth of pipe 111 of special pipe 11 expand outwardly so that by
Swollen type is in pipe.Continue to push ahead swollen type drift 21 to setting position, during swollen type drift 21 moves, special pipe 11
Top first pass through transition part 215 and gradually outwards expand outwardly, be finally expanded into pipe in the portion that is finalized 213 and shape.
The utility model is described in detail above in association with accompanying drawing embodiment, those skilled in the art can root
Many variations example is made to the utility model according to described above.Thus, some details in embodiment should not be formed to this practicality
New restriction, the utility model will be used as the scope of protection of the utility model using the scope that appended claims define.
Claims (5)
1. the swollen type drift of a kind of automobile-used special pipe, it is characterised in that connect including the guide portion positioned at front end, with the guide portion
The location division connect and the setting section being connected with the location division, the front end face of the guide portion to the guide portion with it is described fixed
The section of the end face of position portion connection is become larger, and the internal face of special pipe of the outer surface of the location division with treating swollen type is mutually fitted
Match somebody with somebody, the location division and the girth ratio of the setting section are more than or equal to 0.85.
2. the swollen type drift of automobile-used special pipe as claimed in claim 1, it is characterised in that also include being connected to the guide portion
Guide part between the location division, the outer surface of the guide part is hollows.
3. the swollen type drift of automobile-used special pipe as claimed in claim 1 or 2, it is characterised in that also described fixed including being connected to
Transition part between position portion and the setting section, the surface of the transition part is arcwall face.
4. the swollen type drift of automobile-used special pipe as claimed in claim 1, it is characterised in that the section of the setting section is circle
Shape.
5. the swollen type drift of automobile-used special pipe as claimed in claim 1, it is characterised in that the outer surface of the guide portion is provided with
Multiple inclined planes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720852833.XU CN207205062U (en) | 2017-07-14 | 2017-07-14 | The swollen type drift of automobile-used special pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720852833.XU CN207205062U (en) | 2017-07-14 | 2017-07-14 | The swollen type drift of automobile-used special pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207205062U true CN207205062U (en) | 2018-04-10 |
Family
ID=61812920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720852833.XU Expired - Fee Related CN207205062U (en) | 2017-07-14 | 2017-07-14 | The swollen type drift of automobile-used special pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207205062U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107214259A (en) * | 2017-07-14 | 2017-09-29 | 熊卓成 | The swollen type drift and swollen type method of automobile-used special pipe |
-
2017
- 2017-07-14 CN CN201720852833.XU patent/CN207205062U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107214259A (en) * | 2017-07-14 | 2017-09-29 | 熊卓成 | The swollen type drift and swollen type method of automobile-used special pipe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180831 Address after: 201704 28 Lane 799, Jia song middle road, Huaxin Town, Qingpu District, Shanghai. Patentee after: Shanghai huyu Industrial Co.,Ltd. Address before: 201708 45 Huaxin Street, Huaxin Town, Qingpu District, Shanghai Co-patentee before: Zhao Zhuojun Patentee before: Xiong Zhuocheng |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180410 Termination date: 20200714 |