CN105280537A - Positioning device - Google Patents
Positioning device Download PDFInfo
- Publication number
- CN105280537A CN105280537A CN201410333344.4A CN201410333344A CN105280537A CN 105280537 A CN105280537 A CN 105280537A CN 201410333344 A CN201410333344 A CN 201410333344A CN 105280537 A CN105280537 A CN 105280537A
- Authority
- CN
- China
- Prior art keywords
- alignment pin
- pallet
- positioner
- locating piece
- magnetite
- 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.)
- Pending
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Chemical compound data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0nMS4wJyBlbmNvZGluZz0naXNvLTg4NTktMSc/Pgo8c3ZnIHZlcnNpb249JzEuMScgYmFzZVByb2ZpbGU9J2Z1bGwnCiAgICAgICAgICAgICAgeG1sbnM9J2h0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnJwogICAgICAgICAgICAgICAgICAgICAgeG1sbnM6cmRraXQ9J2h0dHA6Ly93d3cucmRraXQub3JnL3htbCcKICAgICAgICAgICAgICAgICAgICAgIHhtbG5zOnhsaW5rPSdodHRwOi8vd3d3LnczLm9yZy8xOTk5L3hsaW5rJwogICAgICAgICAgICAgICAgICB4bWw6c3BhY2U9J3ByZXNlcnZlJwp3aWR0aD0nMzAwcHgnIGhlaWdodD0nMzAwcHgnIHZpZXdCb3g9JzAgMCAzMDAgMzAwJz4KPCEtLSBFTkQgT0YgSEVBREVSIC0tPgo8cmVjdCBzdHlsZT0nb3BhY2l0eToxLjA7ZmlsbDojRkZGRkZGO3N0cm9rZTpub25lJyB3aWR0aD0nMzAwLjAnIGhlaWdodD0nMzAwLjAnIHg9JzAuMCcgeT0nMC4wJz4gPC9yZWN0Pgo8dGV4dCB4PScxMzguMCcgeT0nMTcwLjAnIGNsYXNzPSdhdG9tLTAnIHN0eWxlPSdmb250LXNpemU6NDBweDtmb250LXN0eWxlOm5vcm1hbDtmb250LXdlaWdodDpub3JtYWw7ZmlsbC1vcGFjaXR5OjE7c3Ryb2tlOm5vbmU7Zm9udC1mYW1pbHk6c2Fucy1zZXJpZjt0ZXh0LWFuY2hvcjpzdGFydDtmaWxsOiMzQjQxNDMnID5GPC90ZXh0Pgo8dGV4dCB4PScxNjUuNicgeT0nMTcwLjAnIGNsYXNzPSdhdG9tLTAnIHN0eWxlPSdmb250LXNpemU6NDBweDtmb250LXN0eWxlOm5vcm1hbDtmb250LXdlaWdodDpub3JtYWw7ZmlsbC1vcGFjaXR5OjE7c3Ryb2tlOm5vbmU7Zm9udC1mYW1pbHk6c2Fucy1zZXJpZjt0ZXh0LWFuY2hvcjpzdGFydDtmaWxsOiMzQjQxNDMnID5lPC90ZXh0Pgo8L3N2Zz4K data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0nMS4wJyBlbmNvZGluZz0naXNvLTg4NTktMSc/Pgo8c3ZnIHZlcnNpb249JzEuMScgYmFzZVByb2ZpbGU9J2Z1bGwnCiAgICAgICAgICAgICAgeG1sbnM9J2h0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnJwogICAgICAgICAgICAgICAgICAgICAgeG1sbnM6cmRraXQ9J2h0dHA6Ly93d3cucmRraXQub3JnL3htbCcKICAgICAgICAgICAgICAgICAgICAgIHhtbG5zOnhsaW5rPSdodHRwOi8vd3d3LnczLm9yZy8xOTk5L3hsaW5rJwogICAgICAgICAgICAgICAgICB4bWw6c3BhY2U9J3ByZXNlcnZlJwp3aWR0aD0nODVweCcgaGVpZ2h0PSc4NXB4JyB2aWV3Qm94PScwIDAgODUgODUnPgo8IS0tIEVORCBPRiBIRUFERVIgLS0+CjxyZWN0IHN0eWxlPSdvcGFjaXR5OjEuMDtmaWxsOiNGRkZGRkY7c3Ryb2tlOm5vbmUnIHdpZHRoPSc4NS4wJyBoZWlnaHQ9Jzg1LjAnIHg9JzAuMCcgeT0nMC4wJz4gPC9yZWN0Pgo8dGV4dCB4PSczNS4wJyB5PSc1My42JyBjbGFzcz0nYXRvbS0wJyBzdHlsZT0nZm9udC1zaXplOjIzcHg7Zm9udC1zdHlsZTpub3JtYWw7Zm9udC13ZWlnaHQ6bm9ybWFsO2ZpbGwtb3BhY2l0eToxO3N0cm9rZTpub25lO2ZvbnQtZmFtaWx5OnNhbnMtc2VyaWY7dGV4dC1hbmNob3I6c3RhcnQ7ZmlsbDojM0I0MTQzJyA+RjwvdGV4dD4KPHRleHQgeD0nNTEuMCcgeT0nNTMuNicgY2xhc3M9J2F0b20tMCcgc3R5bGU9J2ZvbnQtc2l6ZToyM3B4O2ZvbnQtc3R5bGU6bm9ybWFsO2ZvbnQtd2VpZ2h0Om5vcm1hbDtmaWxsLW9wYWNpdHk6MTtzdHJva2U6bm9uZTtmb250LWZhbWlseTpzYW5zLXNlcmlmO3RleHQtYW5jaG9yOnN0YXJ0O2ZpbGw6IzNCNDE0MycgPmU8L3RleHQ+Cjwvc3ZnPgo= [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 46
- 229910052742 iron Inorganic materials 0.000 claims abstract description 23
- SZVJSHCCFOBDDC-UHFFFAOYSA-N Iron(II,III) oxide Chemical compound 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- 125000001434 methanylylidene group Chemical group 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[H]C#[*] 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Abstract
A positioning device comprises a pallet and positioning pins. The positioning pins are used for positioning a product on the pallet, and separated from the pallet. The bottom of each positioning pin is provided with a magnet. An electroplated iron layer is disposed outside the pallet. The bottom of each positioning pin is provided with a magnet, and an electroplated iron layer is disposed outside the pallet, so the positioning pins can be positioned in any place of the pallet. In this way, multiple types of IGBT modules can be positioned on the same pallet, and the trouble that IGBT modules with the same type have to match a pallet with one specification is removed. Therefore, the production cost is saved, the operation steps are simplified, and the production efficiency is improved.
Description
Technical field
The present invention relates to positioner, particularly relate to a kind of positioner for IGBT injecting glue.
Background technology
IGBT (InsulatedGateBipolarTransistor, insulated gate bipolar transistor), having high-frequency, the performance characteristics such as especially easily to turn on and off, is the representational product of most of the power electronic technology third time revolution of generally acknowledging in the world.
Current IGBT on the market, according to the difference of voltage and current, can be divided into many types, such as 6500V/600AIGBT, 3300V/1200AIGBT etc.; Further, according to the difference of structure, single tube, two-tube and half-bridge can be divided into again.So just determine the diversity of the product design size of IGBT, existing type of modules reaches 40 kinds.
Because IGBT module all needs embedding Silica hydrogel, need during embedding to use glue-injection machine, needing to position product base plate when using glue-injection machine to carry out embedding, being then programmed into line program injecting glue.The fixed pin tool of main use positions product at present, and the alignment pin in frock is fixing, then places corresponding module in alignment pin position, completes the injecting glue of module.
Due to the diversity of IGBT module, the limitation of existing fixed frock is outstanding day by day.Because the steady pin of fixed frock cannot move, therefore can only be applicable to the IGBT module of certain particular type, and in order to the embedding of the IGBT module that will complete other types, need again to make frock.On the other hand, the alignment pin of existing fixed frock is fixing in the plane, for the clean of frock brings inconvenience.
Therefore, need to design a kind of positioner being applicable to polytype IGBT module, to make dissimilar IGBT module can obtain location at same positioner, with the step that saves production cost, simplifies the operation, enhance productivity.
Summary of the invention
The problem that the present invention solves is to provide a kind of positioner being applicable to polytype IGBT module, to make dissimilar IGBT module can obtain location at same positioner, with the step that saves production cost, simplifies the operation, enhances productivity.
For solving the problem, present invention is disclosed a kind of positioner, comprising pallet and alignment pin, described alignment pin for by product orientation in described pallet, described alignment pin and described pallet disconnected from each other, be provided with magnetite bottom described alignment pin, the outer setting of described pallet has plating iron layer.
Preferably, the bottom of described alignment pin is the hollow cavity adopting the iron sheet of electroplating surface to be made, and described magnetite is arranged in described hollow cavity.
Preferably, described magnetite adopts rubber permanent magnet iron.
Preferably, described alignment pin is conical.
Preferably, described alignment pin adopts POM alignment pin.
Preferably, also comprise the locating piece of the spacing for limiting described alignment pin and described pallet inwall, described locating piece is the block that an outer wall matches with described pallet inwall, the described locating piece position that contacts with described alignment pin is provided with breach, and described breach matches with the outline of described alignment pin.
Preferably, the cross section of described locating piece is L shape.
Compared with prior art, the present invention has the following advantages: disclosed positioner, comprise pallet and alignment pin, described alignment pin for by product orientation in described pallet, described alignment pin and described pallet disconnected from each other, be provided with magnetite bottom described alignment pin, the outer setting of described pallet has plating iron layer.By being provided with magnetite bottom described alignment pin, the outer setting of described pallet has plating iron layer, described alignment pin can be made to be positioned the optional position of described pallet, with this, polytype IGBT module can be positioned same pallet, the worry that the IGBT module eliminating a type must match with a kind of pallet of specification, thus reach save production cost, the step that simplifies the operation, the effect of enhancing productivity.
Accompanying drawing explanation
Fig. 1 is the vertical view of positioner in the preferred embodiment of the present invention;
Fig. 2 is structural representation when alignment pin matches with pallet in the preferred embodiment of the present invention;
Fig. 3 is the vertical view of locating piece in the preferred embodiment of the present invention;
Fig. 4 is structural representation when locating piece matches with alignment pin in the preferred embodiment of the present invention.
Embodiment
The existing fixed frock for IGBT module embedding, its steady pin cannot move, and can only be applicable to the IGBT module of certain particular type, and in order to the embedding of the IGBT module that will complete other types, needs again to make frock.On the other hand, the alignment pin of existing fixed frock is fixing in the plane, for the clean of frock brings inconvenience.
In view of the above-mentioned problems in the prior art, present invention is disclosed a kind of positioner, comprise pallet and alignment pin, described alignment pin for by product orientation in described pallet, described alignment pin and described pallet disconnected from each other, be provided with magnetite bottom described alignment pin, the outer setting of described pallet has plating iron layer.
Preferably, the bottom of described alignment pin is the hollow cavity adopting the iron sheet of electroplating surface to be made, and described magnetite is arranged in described hollow cavity.
Preferably, described magnetite adopts rubber permanent magnet iron.
Preferably, described alignment pin is conical.
Preferably, described alignment pin adopts POM alignment pin.
Preferably, also comprise the locating piece of the spacing for limiting described alignment pin and described pallet inwall, described locating piece is the block that an outer wall matches with described pallet inwall, the described locating piece position that contacts with described alignment pin is provided with breach, and described breach matches with the outline of described alignment pin.
Preferably, the cross section of described locating piece is L shape.
Disclosed positioner, by being provided with magnetite bottom described alignment pin, the outer setting of described pallet has plating iron layer, described alignment pin can be made to be positioned the optional position of described pallet, with this, polytype IGBT module can be positioned same pallet, the worry that the IGBT module eliminating a type must match with a kind of pallet of specification, thus reach save production cost, the step that simplifies the operation, the effect of enhancing productivity.
Below in conjunction with accompanying drawing, the technical scheme in the embodiment of the present invention is described in detail.
As shown in Figure 1, present invention is disclosed a kind of positioner, comprise pallet 1 and alignment pin 2, alignment pin 2 is for being positioned product (such as IGBT module) for pallet 1, so that pour into IGBT module.In a preferred embodiment of the invention, alignment pin 2 is disconnected from each other with pallet 1, is provided with magnetite (not shown) bottom alignment pin 2, and the outer setting of pallet 1 has plating iron layer (not shown).Setting like this, alignment pin 2 can be adsorbed in the optional position on pallet 1 by the magnetic effect between magnetite and plating iron layer, thus reaches the technique effect IGBT module of any type positioned, and easy and simple to handle, quick.
Further, as shown in Figure 2, the bottom of alignment pin 2 is the hollow cavity 21 adopting the iron sheet of electroplating surface to be made, and magnetite is arranged in hollow cavity 21.
In a preferred embodiment of the invention, magnetite adopts rubber permanent magnet iron.What rubber permanent magnet iron was mainly made up through techniques such as extrusion molding, calendering formation, injection mouldings of magnetic and natural rubber powder has flexibility, elasticity and can the magnet of warping property.Strip, web-like, sheet and various complicated shape can be produced into.And, the convenient processing of rubber permanent magnet iron, economy and durability.Therefore, rubber permanent magnet iron is more suitable for disclosed alignment pin 2, makes alignment pin 2 bottom shape more changeable, more can be applicable to dissimilar IGBT module neatly.
In a preferred embodiment of the invention, alignment pin 2 is conical, to be applicable to the location hole in IGBT module in the market.Certainly, along with the change of shape of location hole in IGBT module, the shape of alignment pin 2 also changes thereupon, is not limited to the taper shape disclosed in the present invention.
Herein, alignment pin 2 adopts POM alignment pin.POM (Polyoxymethylenes, Polyacetal are called for short POM), formal name used at school is polyoxygenated methine, and character, closest to metal, is generally called plastic-steel, has high mechanical properties and rigidity, the highest fatigue strength.Adopt POM alignment pin 2 in disclosed positioner, make positioner have optimum intensity, improve the useful life of positioner.
When adopting disclosed positioner to be used for the perfusion of IGBT module, because each injecting glue program during perfusion has fixing initial point, require that the initial point of each location is determined, otherwise glue will note module-external, therefore, in order to ensure the accuracy that alignment pin 2 is located, disclosed positioner also comprises the locating piece 3 of the spacing for limiting alignment pin 2 and pallet 1 inwall, as shown in Figure 3, locating piece 3 is the block that an outer wall matches with pallet 1 inwall, locating piece 3 position that contacts with alignment pin 2 is provided with breach, breach matches with the outline of alignment pin 2.During use, the sidewall of locating piece 3 is propped up the inwall of pallet 1, alignment pin 2 is positioned over the indentation, there of locating piece 3, and make the sidewall of breach prop up the outer wall of alignment pin 2, as shown in Figure 4, thus realize relative position fixing of alignment pin 2 relative to pallet 1, i.e. distance between the inwall of alignment pin 2 and pallet 1 is fixing, finally realize the location of IGBT module, make the location of IGBT module more accurately, firmly.
Preferably, the cross section of locating piece 3 is L shape, to save the material of locating piece 3.Herein, the shape of locating piece 3 can change according to the inner wall shape of pallet 1, is as the criterion with the inwall of the sidewall of locating piece 3 laminating pallet 1.
Disclosed positioner, comprises pallet 1 and alignment pin 2, alignment pin 2 for by product orientation in pallet 1, alignment pin 2 is disconnected from each other with pallet 1, and be provided with magnetite bottom alignment pin 2, the outer setting of pallet 1 has plating iron layer.By being provided with magnetite bottom alignment pin 2, the outer setting of pallet 1 has plating iron layer, alignment pin 2 can be made to be positioned the optional position of pallet 1, with this, polytype IGBT module can be positioned same pallet, the worry that the IGBT module eliminating a type must match with a kind of pallet of specification, thus reach save production cost, the step that simplifies the operation, the effect of enhancing productivity.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (7)
1. a positioner, comprise pallet and alignment pin, described alignment pin for by product orientation in described pallet, it is characterized in that: described alignment pin and described pallet disconnected from each other, be provided with magnetite bottom described alignment pin, the outer setting of described pallet has plating iron layer.
2. positioner according to claim 1, is characterized in that: the bottom of described alignment pin is the hollow cavity adopting the iron sheet of electroplating surface to be made, and described magnetite is arranged in described hollow cavity.
3. positioner according to claim 1 and 2, is characterized in that: described magnetite adopts rubber permanent magnet iron.
4. positioner according to claim 1 and 2, is characterized in that: described alignment pin is for conical.
5. positioner according to claim 4, is characterized in that: described alignment pin adopts POM alignment pin.
6. positioner according to claim 1, it is characterized in that: the locating piece also comprising the spacing for limiting described alignment pin and described pallet inwall, described locating piece is the block that an outer wall matches with described pallet inwall, the described locating piece position that contacts with described alignment pin is provided with breach, and described breach matches with the outline of described alignment pin.
7. positioner according to claim 6, is characterized in that: the cross section of described locating piece is L shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410333344.4A CN105280537A (en) | 2014-07-14 | 2014-07-14 | Positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410333344.4A CN105280537A (en) | 2014-07-14 | 2014-07-14 | Positioning device |
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| Publication Number | Publication Date |
|---|---|
| CN105280537A true CN105280537A (en) | 2016-01-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410333344.4A Pending CN105280537A (en) | 2014-07-14 | 2014-07-14 | Positioning device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111276428A (en) * | 2020-01-02 | 2020-06-12 | 长江存储科技有限责任公司 | Wafer bearing device |
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| CN103531507A (en) * | 2012-07-05 | 2014-01-22 | 西安永电电气有限责任公司 | Module bearing tray and IGBT module packaging method |
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- 2014-07-14 CN CN201410333344.4A patent/CN105280537A/en active Pending
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|---|---|---|---|---|
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Application publication date: 20160127 |
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| WD01 | Invention patent application deemed withdrawn after publication |