CN101934568A - Method for assembling automobile gauge point - Google Patents
Method for assembling automobile gauge point Download PDFInfo
- Publication number
- CN101934568A CN101934568A CN 201010249333 CN201010249333A CN101934568A CN 101934568 A CN101934568 A CN 101934568A CN 201010249333 CN201010249333 CN 201010249333 CN 201010249333 A CN201010249333 A CN 201010249333A CN 101934568 A CN101934568 A CN 101934568A
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- Prior art keywords
- pointer
- needle guard
- point
- cavity plate
- cavityplate
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Abstract
The invention relates to a method for assembling an automobile gauge point. The method is realized by the following steps: putting an injected molding component point into a lower cavity plate of a needle guard; positioning a point in the cavity by two positioning holes on the point and two positioning nails on the lower cavity plate; after an upper cavity plate of the needle guard and the lower cavity plate are connected, the point is completely coated by plastics; and combining the point and the needle guard by injection; and staying the molded combined part in the lower cavity after the upper cavity plate and the lower cavity plate are separated, and separating the product and the die by an ejector. The method has the advantages that the problem of match of all components in assembly can be solved so as to improve the yield of products because the point and the needle guard form into a part; and the unqualified rate of the products is reduced to below 5 per mill from the original 10 percent so as to improve the working efficiency of the company.
Description
Technical field
The present invention relates to a kind of automobile meter pointer, relate in particular to the assembly method of pointer and needle guard in this automobile meter pointer.
Background technology
Vehicle complete vehicle vehicle body data volume is big, and the co-ordination amount of each parts and part is bigger, the situation that data are changed repeatedly often occurs, and this is a normal phenomenon on stream.
For mould development factory is to unconditionally accept, and will implement to rapidly in the mould development process.This just causes the mould development change many, relates to mould development change of plan, design alteration, manufacturing change.But assembly plant generally can not change the duration, required mould development factory to guarantee the duration by quality requirement, and this has proposed harsh requirement concerning mould development factory.
As seen from Figure 1: this automobile meter pointer needs 3 parts to combine altogether.Wherein: pointer 1, needle guard 2, leaded light post 3.
The manufacturing of this automobile meter pointer at first needs the assembly crewman that pointer 1 is packed in 2 needle guards in the prior art, then by 2 welding holes on the leaded light post 3 and two legs on the needle guard 2 to riveting, make 3 parts become a complete pointer component parts.As can be seen from Figure 2: the round platform B face of those embedded pointers in the middle of the needle guard 2, its thickness is 1.1mm, is connected the width that with the pillowcase front end and also is 1.1mm; What the material of general needle guard adopted is the ABS raw material, with its intensity, often will produce the problem of fit clearance in follow-up assembling process.The excessive pointer of fit clearance is with light leak, and the gap is too small, and the B face is upwarped.
The method that addresses this problem has only two schemes, and first scheme allows the client change product structure, but this is also more difficult than stepping on the sky concerning some harsh client; That has only tackled problems on one's own, if but the applicant changed after the product structure, even by properties of product tests, still can't pass client's outward appearance and size report, therefore can only consider the method that solves at fit on.
Summary of the invention
The technical issues that need to address of the present invention have provided a kind of assembly method of automobile meter pointer, are intended to solve the above problems.
In order to solve the problems of the technologies described above, the present invention realizes by following steps:
The forming part pointer of injection formed is put under the ready-made needle guard in the cavityplate;
Two locating pins under the location of pointer in die reaches by two locating holes on the pointer on the cavityplate are carried out;
After needle guard upper cores plate and following cavityplate matched moulds, pointer is by the complete Bao Rong of plastics;
Finished the combination of pointer and needle guard by this injection moulding;
After upper cores plate and following cavityplate divide mould,
The sub-assembly of moulding has been left among time die, relies on push rod to finish the separation process of product and mould.
Compared with prior art, the invention has the beneficial effects as follows: because pointer and needle guard become a part, all matching problems in the part assembling have been solved, improved the qualification rate of product, the disqualification rate of these series of products is reduced to below 5/1000ths by original percentage ten, has improved the operating efficiency of company greatly.
Description of drawings
Fig. 1 is the structural representation of automobile meter pointer;
Fig. 2 is the structural representation of needle guard among Fig. 1;
Fig. 3-Fig. 6 is a schematic flow sheet of the present invention.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the present invention is described in further detail:
The present invention realizes by following steps:
As shown in Figure 3: the forming part pointer 1 of injection formed is put under the ready-made needle guard in the die b plate;
Two locating pins 4 under the location of pointer in die b reaches by two locating holes on the pointer 5 on the die b plate are carried out;
As Fig. 4, shown in Figure 5: after needle guard upper cores a plate and following die b plate matched moulds, pointer is by the complete Bao Rong of plastics;
Finished the combination of pointer and needle guard 2 by this injection moulding;
After upper cores plate a and following cavityplate b divide mould,
As shown in Figure 6: the sub-assembly 7 of moulding has been left among time die b, relies on push rod 6 to finish the separation process of product and mould.
Traditional handicraft is to inject 3 parts respectively earlier, is sent to the assembly shop then and assembles shaping.And the present invention embeds the pointer part to carry out injection moulding together in the needle guard mould, because pointer and needle guard become a part, this scheme has solved all matching problems in the part assembling, improved the qualification rate of product, the disqualification rate of these series of products is reduced to below 5/1000ths by original percentage ten, has improved the operating efficiency of company greatly.
Claims (1)
1. the assembly method of an automobile meter pointer, realize by following steps:
The forming part pointer of injection formed is put under the ready-made needle guard in the cavityplate;
Two locating pins under the location of pointer in die reaches by two locating holes on the pointer on the cavityplate are carried out;
After needle guard upper cores plate and following cavityplate matched moulds, pointer is by the complete Bao Rong of plastics;
Finished the combination of pointer and needle guard by this injection moulding;
After upper cores plate and following cavityplate divide mould,
The sub-assembly of moulding has been left among time die, relies on push rod to finish the separation process of product and mould.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201010249333 CN101934568A (en) | 2010-08-10 | 2010-08-10 | Method for assembling automobile gauge point |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201010249333 CN101934568A (en) | 2010-08-10 | 2010-08-10 | Method for assembling automobile gauge point |
Publications (1)
Publication Number | Publication Date |
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CN101934568A true CN101934568A (en) | 2011-01-05 |
Family
ID=43388260
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201010249333 Pending CN101934568A (en) | 2010-08-10 | 2010-08-10 | Method for assembling automobile gauge point |
Country Status (1)
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CN (1) | CN101934568A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102717256A (en) * | 2012-06-18 | 2012-10-10 | 惠州市德赛西威汽车电子有限公司 | Meter pointer assembling device |
CN103909608A (en) * | 2014-03-19 | 2014-07-09 | 宁波市全盛壳体有限公司 | Automation production assembling method of electric power instrument housing based on JIT and one-piece flow idea |
CN105397711A (en) * | 2015-12-18 | 2016-03-16 | 东风汽车电子有限公司 | Pointer pressing device for stepping motor combined instrument |
CN107457944A (en) * | 2017-09-08 | 2017-12-12 | 苏州群创自动化设备有限公司 | A kind of automobile meter pointer preparatory processing device |
CN113086239A (en) * | 2021-04-15 | 2021-07-09 | 四川亚美动力技术有限公司 | Method for assembling pointer assembly of aviation instrument |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101372144A (en) * | 2007-08-24 | 2009-02-25 | 财荣金属制品(太仓)有限公司 | Method for producing light transmission piece embedded in monitor cap |
-
2010
- 2010-08-10 CN CN 201010249333 patent/CN101934568A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101372144A (en) * | 2007-08-24 | 2009-02-25 | 财荣金属制品(太仓)有限公司 | Method for producing light transmission piece embedded in monitor cap |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102717256A (en) * | 2012-06-18 | 2012-10-10 | 惠州市德赛西威汽车电子有限公司 | Meter pointer assembling device |
CN102717256B (en) * | 2012-06-18 | 2014-08-13 | 惠州市德赛西威汽车电子有限公司 | Meter pointer assembling device |
CN103909608A (en) * | 2014-03-19 | 2014-07-09 | 宁波市全盛壳体有限公司 | Automation production assembling method of electric power instrument housing based on JIT and one-piece flow idea |
CN103909608B (en) * | 2014-03-19 | 2016-04-06 | 宁波市全盛壳体有限公司 | A kind of automated production assembly method of the electric instrument shell based on JIT and single-piece flow theory |
CN105397711A (en) * | 2015-12-18 | 2016-03-16 | 东风汽车电子有限公司 | Pointer pressing device for stepping motor combined instrument |
CN107457944A (en) * | 2017-09-08 | 2017-12-12 | 苏州群创自动化设备有限公司 | A kind of automobile meter pointer preparatory processing device |
CN113086239A (en) * | 2021-04-15 | 2021-07-09 | 四川亚美动力技术有限公司 | Method for assembling pointer assembly of aviation instrument |
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Application publication date: 20110105 |