CN100510651C - Frame body and method for making the same - Google Patents
Frame body and method for making the same Download PDFInfo
- Publication number
- CN100510651C CN100510651C CNB2006101078329A CN200610107832A CN100510651C CN 100510651 C CN100510651 C CN 100510651C CN B2006101078329 A CNB2006101078329 A CN B2006101078329A CN 200610107832 A CN200610107832 A CN 200610107832A CN 100510651 C CN100510651 C CN 100510651C
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- terminal
- framework
- bend
- forming section
- periphery
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- Casings For Electric Apparatus (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Connector Housings Or Holding Contact Members (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
The invention provides a casing having a terminal capable of resisting a resin flow surely with a simple shape. In this casing formed by insert molding of a terminal part 2 into a body part 1 comprising a resin, the terminal part 2 has connection parts 20, 21 projecting respectively from the body part 1 on both ends, and has a bent part 22 bent approximately rectangularly between the connection parts 20, 21; the body part 1 has an exposure part 12 for exposing the bent part 22 and the outside face and the side face of its peripheral part 23 to the outside; and the bent part 22 of the terminal part 2 is formed narrower than the peripheral part 23.
Description
Technical field
The present invention relates to have the framework manufacture method extremely that embeds the shaping terminal, particularly relate to the framework and the manufacture method thereof that can keep terminal when being shaped by mould embedding.
Background technology
Always, known have by embed to be shaped and to have the framework of terminal in the inside that is made of resin.As framework so, the pick-up unit that for example detects the anglec of rotation of the air throttle (strottlevalve) that is used for motor vehicle and two wheeler is arranged.The situation of pick-up unit, sensor is installed on framework, be formed with the sensor connecting portion that connects sensor and be used for spreading out of external connecting from the output of sensor to the outside on terminal, these sensor connecting portions and external connecting embed shaping in the mode of the outside of exposing framework.As having so pick-up unit of framework, for example in patent documentation 1, enumerated.
But, so being embedded in the configured ends period of the day from 11 p.m. to 1 a.m in framework, terminal can be out of shape because of resin flows, outside exposed portions serve bending that thus might connecting portion and sensor can not be connected with external unit.Therefore, known have a jut that outstanding framework outside is set on terminal, embedding when being shaped in the mode of this projections in mould, prevents the distortion of the terminal that produces because of resin flows.Expression will have the sectional view of the framework that the terminal of projection embed to be shaped in Fig. 7.
As shown in Figure 7, the inside that is formed on framework 100 is embedded with the state of terminal 101, one end of terminal 101 is the sensor connecting portion 101a that are used for connected sensor, the other end is to be used to link outside external connecting 101b, these connecting portions are because of horizontal direction position difference, so terminal 101 is in the centre position bending.Bending position at terminal is formed with outstanding laterally jut 101c, and the front end of this jut 101c is connected to mould when embedding shaping, and terminal 101 can be crooked because of resin flows.
But the situation of framework as shown in Figure 7 is formed with jut 101c and becomes complicated shape on terminal 101, the reason that when therefore becoming the manufacturing of terminal 101 yield rate is worsened.In addition, because terminal 101 complex-shaped, so when on terminal 101, carrying out plating, and have distortion during transportation and take place.
Summary of the invention
The present invention forms in view of above-mentioned problem, and its purpose is to provide a kind of framework and manufacture method thereof, and this framework has the terminal that can positively resist resin flows with simple shape.
In order to solve above-mentioned problem, framework of the present invention, be embedded at the main part that constitutes by resin and be formed with portion of terminal and form, it is characterized in that, on described mould, form framework forming section corresponding to the profile of described framework, both ends in described portion of terminal form connecting portion, and between this connecting portion, form bend with the approximate right angle bending, at described framework forming section, the forming section that exposes that form to keep the bend of described portion of terminal and periphery thereof, this exposes forming section and is connected to described bend and periphery thereof with the lateral surface of described bend of clamping and periphery thereof and the mode of side, described portion of terminal is disposed in the framework forming section, resin material is injected described framework forming section and forms main part.。
In addition, framework of the present invention is characterized in that, constitutes: the bend of described portion of terminal forms narrowly than periphery width.
In addition, framework of the present invention is characterized in that, constitutes: described portion of terminal forms roughly linearity from described bend to two connecting portions.
According to framework of the present invention, portion of terminal has respectively at both ends from the outstanding connecting portion of main part, and the bend that between connecting portion, has the approximate right angle bending, main part has the exposed division that the lateral surface that makes bend and periphery thereof and side externally exposes and forms, thus, during by the die forming main part, can make the bend of portion of terminal and the lateral surface and the side butt of periphery thereof remain in mould, therefore can limit moving of portion of terminal from four direction, can positively keep, and portion of terminal antagonism resin flows that can the simple shape that yield rate is good when making.
In addition, according to framework of the present invention, the bend of portion of terminal than periphery width form narrow forming, can suppress bulging thus along with the side of the bending of bend, can positively keep bend by mould.
In addition, according to framework of the present invention, portion of terminal forms with linearity ground roughly from bend to two connecting portions and forms, and thus because make portion of terminal form simple shape, reduces so can realize cost, and also is difficult to produce for the distortion of resin flows.
Also have in addition, manufacture method according to framework of the present invention, in mould, form framework forming section corresponding to the profile of framework, form connecting portion in portion of terminal at both ends, and between this connecting portion, form the bend of approximate right angle bending, at the framework forming section, form the bend of portion of terminal and the forming section that exposes that keeps its periphery, exposing forming section at this makes the state of the lateral surface of this bend and periphery thereof and side butt and portion of terminal is disposed in the framework forming section, and inject resin material and the shaping main part at the framework forming section, keep the bend of portion of terminal and the pressure that periphery resists resin flows thereof by mould thus, can prevent the distortion of portion of terminal.
Description of drawings
Fig. 1 is the front elevation of the framework of present embodiment.
Fig. 2 is A-A sectional view of Fig. 1.
Fig. 3 is the stereographic map of portion of terminal.
Fig. 4 is near the amplification stereogram of bend of portion of terminal.
Fig. 5 is near the amplification stereogram of exposed division of main part.
Fig. 6 is the sectional view of the roughly first half that forms the mould of main part.
Fig. 7 is the sectional view of existing framework.
Among the figure: 1-main part; 2-portion of terminal; 10-incorporating section; 11-fixed part; 12-exposed division; 20-sensor connecting portion; 21-external connecting; 22-bend; 23-periphery; 30-mould; 31-framework forming section; 32-expose forming section.
Embodiment
With reference to the accompanying drawings, embodiments of the present invention are elaborated.Fig. 1 is the front elevation of the framework of present embodiment.The framework of present embodiment is equipped with the test section (not shown) of the anglec of rotation that detects rotary valve etc., embeds integratedly in the main part 1 that is made of resin and is formed with portion of terminal 2.
As shown in Figure 1, in the bottom of main part 1, be formed with the incorporating section 10 that is used to take in test section.In addition, at the periphery of main part 1, be formed with the fixed part 11 that is used for fixing framework.In addition, in main part 1, form portion of terminal 25 and the state buried underground side by side, the outside that main part 1 is exposed at portion of terminal 2 its both ends respectively.
Shown in Figure 1 is the part of portion of terminal 2, is to be used for the sensor connecting portion 20 that is connected with test section.Sensor connecting portion 20, leading section bend to the front face side that L word shape is projected into main part 1, can be connected with test section by this outstanding part.
The A of Fig. 2 presentation graphs 1-A sectional view.As shown in the drawing, portion of terminal 2 at one end portion be formed with described sensor connecting portion 20, and the other end is outstanding from main part 1 as in order to be connected used external connecting 21 with the outside, and is like this and form.In addition, the centre position between sensor connecting portion 20 and external connecting 21 is formed with and bends to the roughly bend 22 of L word shape.
Fig. 3 represents the stereographic map of portion of terminal 2.As shown in the drawing, portion of terminal 2 is respectively with thin tabular formation, and sensor connecting portion 20 and external connecting 21 width are shaped narrowlyer.In addition, to sensor connecting portion 20, and from bend 22 to external connecting 21, with linearity roughly and form, form simple shape as portion of terminal 2 integral body from bend 22 with jut.Therefore, portion of terminal 2 can be easily formed, the yield rate when making can be improved.
Fig. 4 represents near bend 22 view of apparatus of portion of terminal 2.As shown in the drawing, bend 22 and periphery 23 between have stage portion 22a, compare width with periphery 23 narrow slightly and form.So,, can make expansion to the foreign side of bend 22 sides along with the bending of portion of terminal 2 by forming bend 22 with narrow width, outstanding from the side of the integral body of portion of terminal 2 to foreign side.The side of bend 22 is kept by mould by the shaping of the main part 1 of mould the time as described later, but the lateral expansion of bend 22 is compared outstandingly with the side of portion of terminal 2 integral body when crooked, so the maintenance of mould becomes unstable.By forming bend 22, can prevent its generation with narrow width.
Expose with outside mode with the bend 22 of portion of terminal 2 at main part 1 and to be formed with exposed division 12.Fig. 5 represents near the amplification stereogram the exposed division 12 of main part 1.The opening shape is formed exposed division 12 at 10 top in the incorporating section in main part 1 as shown in Figure 1, in the bend 22 of portion of terminal 2 and its periphery 23 lateral surface and side is exposed as shown in Figure 5.The periphery 23 of bend 22, have compare with bend 22 the part of sensor connecting portion 20 sides with compare the externally both sides of the part of connecting portion 21 sides with bend 22, when forming framework by mould, bend 22 that exposed division 12 exposes from portion of terminal 2 and periphery 23 thereof keep by mould.
In the exposed division 12 of main part 1, after being shaped, the embedding of main part 1 it is sealed by cementing agent.Therefore, bend 22 and the periphery 23 thereof in resultant articles stage portion of terminal 2 can not be exposed to the outside.At the bend 22 of portion of terminal 2 and periphery 23 thereof because there not be jut as existing, so, for the load of cementing agent less yet, can reduce and peel off with crackle etc. even carry out hot expansion and contraction repeatedly.
The manufacture method of the framework of present embodiment then, is described.Portion of terminal 2 being disposed at the state in the mould 20, being shaped and forming framework by resin being injected embedding that mould 30 is shaped.Fig. 6 represents to form the sectional view of the roughly first half of the mould of main part 1.In Fig. 6, represent section with Fig. 2 same position in the mode of the section that comprises portion of terminal 2.As shown in the drawing, on mould 30, be formed with the framework forming section 31 of conduct corresponding to the spatial portion of the profile of main part 1, in framework forming section 31, dispose portion of terminal 2.
In addition, the exposed division 12 of correspondence and main part 1 on mould 30 exposes forming section 32 and forms in the mode of outstanding framework forming section 31, and this exposes bend 22 and periphery 23 that forming section 32 is connected to portion of terminal 2, keeps portion of terminal 2.In addition, mould 30 expose forming section 32, with the mode butt of the side of the bend 22 of clamping portion of terminal 2 and periphery 23, and with its maintenance.So, the forming section 32 that exposes of mould 30 moves and maintenance portion of terminal 2 from the four direction restriction in bend 22 and periphery 23.
With the state of configuration portion of terminal 2 in mould 30, as if the framework forming section 31 that resin material is injected mould 30, then portion of terminal 2 is subjected to because the pressure that resin flows produces.But, because the periphery 23 that forming section 32 keeps bend 22 and sensor connecting portion 20 sides that exposes by mould 30, and the periphery 23 of external connecting 21 sides, so portion of terminal 2 can be resisted the pressure that resin flows produces, can not make portion of terminal 2 distortion and shaping main part 1.
More than, embodiments of the present invention are illustrated, but application of the present invention is not limited to present embodiment, in the scope of its technological thought various application can be arranged.In the present embodiment, the framework of having showed the pick-up unit of taking in the test section that detects rotation, but be not limited thereto, if will have the framework that forms by embedding from the portion of terminal of the outstanding connecting portion of main part at two ends, other devices also can be suitable for.
Claims (1)
1. the manufacture method of a framework is embedded in the shaping portion of terminal by mould at the main part that is made of resin and forms framework, it is characterized in that,
On described mould, form framework forming section, form connecting portion at the both ends of described portion of terminal, and between this connecting portion, form bend with the approximate right angle bending corresponding to the profile of described framework,
At described framework forming section, the forming section that exposes that form to keep the bend of described portion of terminal and periphery thereof, this exposes forming section and is connected to described bend and periphery thereof with the lateral surface of described bend of clamping and periphery thereof and the mode of side, described portion of terminal is disposed in the framework forming section, resin material is injected described framework forming section and forms main part.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005215286 | 2005-07-26 | ||
| JP2005215286A JP4909542B2 (en) | 2005-07-26 | 2005-07-26 | Housing and manufacturing method of housing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1904563A CN1904563A (en) | 2007-01-31 |
| CN100510651C true CN100510651C (en) | 2009-07-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006101078329A Active CN100510651C (en) | 2005-07-26 | 2006-07-24 | Frame body and method for making the same |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4909542B2 (en) |
| CN (1) | CN100510651C (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9116021B2 (en) * | 2011-05-18 | 2015-08-25 | Mitsubishi Electric Corporation | Sensor device |
| JP6116204B2 (en) * | 2012-11-26 | 2017-04-19 | 矢崎総業株式会社 | Guideline structure |
| JP6536431B2 (en) * | 2016-02-29 | 2019-07-03 | 住友電装株式会社 | Resin molding |
| JP6597393B2 (en) * | 2016-02-29 | 2019-10-30 | 住友電装株式会社 | Resin molded product and its manufacturing method |
| JP6938181B2 (en) * | 2017-03-21 | 2021-09-22 | キヤノン株式会社 | Molding method and manufacturing method |
| JP6849012B2 (en) * | 2019-06-07 | 2021-03-24 | 住友電装株式会社 | Resin molded product |
| JP6881534B2 (en) * | 2019-09-26 | 2021-06-02 | 住友電装株式会社 | Resin molded product |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0421962A (en) * | 1990-05-16 | 1992-01-24 | Matsushita Electric Ind Co Ltd | Floating phenomenon analyzing device |
| JP2959944B2 (en) * | 1993-12-28 | 1999-10-06 | 三菱電機株式会社 | Magnetic sensor and manufacturing method thereof |
| JP2001183385A (en) * | 1999-10-14 | 2001-07-06 | Denso Corp | Rotation-detecting apparatus |
| JP2001165943A (en) * | 1999-12-14 | 2001-06-22 | Calsonic Kansei Corp | Revolution sensor |
| JP3839802B2 (en) * | 2003-07-25 | 2006-11-01 | 三菱電機株式会社 | Magnetic detector |
-
2005
- 2005-07-26 JP JP2005215286A patent/JP4909542B2/en active Active
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2006
- 2006-07-24 CN CNB2006101078329A patent/CN100510651C/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP2007033164A (en) | 2007-02-08 |
| JP4909542B2 (en) | 2012-04-04 |
| CN1904563A (en) | 2007-01-31 |
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Address after: Tokyo, Japan, Japan Patentee after: Alpine Alpine Company Address before: Tokyo, Japan, Japan Patentee before: Alps Electric Co., Ltd. |
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| CP01 | Change in the name or title of a patent holder |