CN203651150U - Coating device of thermally conductive silicone - Google Patents
Coating device of thermally conductive silicone Download PDFInfo
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- CN203651150U CN203651150U CN201320619385.0U CN201320619385U CN203651150U CN 203651150 U CN203651150 U CN 203651150U CN 201320619385 U CN201320619385 U CN 201320619385U CN 203651150 U CN203651150 U CN 203651150U
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Abstract
The utility model discloses a coating device of thermally conductive silicone. The coating device comprises a main framework, a silk screen plate a silk screen plate bracket and a module support, wherein the silk screen plate is inserted into the silk screen plate bracket; the module support is fixed on the main framework; the module support is fixed with modules which are matched with the silk screen plate; at least one silk screen is arranged on the silk screen plate, and the number of modules is the same as that of the silk screens; and the positions of the modules are matched with those of the silk screens. The coating device of thermally conductive silicone has the benefits as follows: the silk screen plate and the module support can be replaced, so that the coating device is suitable for thermally conductive silicone coating of multiple types of modules; and besides, a plurality of different silk screens are integrated on one silk screen plate, thus, a plurality of modules can be coated once, the coating device is particularly suitable for simultaneously coating of multiple modes of IGBTs (insulated gate bipolar translators), labor hours and stations for replacement of coating tooling are avoided, the consumption of thermally conductive silicone is reduced, the production space is saved, the coating efficiency, the coating quality and the coating consistency are greatly improved, and the product quality is improved.
Description
Technical field
The utility model relates to a kind of coating unit; Particularly relate to a kind of coating unit of the heat-conducting silicone grease with heat-radiating substrate.
Background technology
At present, the coating of heat-conducting silicone grease mainly contains roll printing and two kinds of modes of screen printing net plate printing.
(1) roll printing with special cylinder with dip heat-conducting silicone grease, on IGBT heat-radiating substrate, repeatedly roll across, then range estimation whether fill, be finally arranged on radiator, this kind of coating method controllability extreme difference, coating thickness and the quality utmost point are difficult to ensure card.
(2) screen printing net plate printing mainly comprises web plate design, frock making and coating.First calculate heat-conducting silicone grease consumption according to IGBT heat-radiating substrate, then according to the force analysis of heat-radiating substrate and spreader surface, perforate size and distribution situation on design screen printing net plate, make screen printing net plate, carry out blade coating according to the requirement of web plate, be arranged on radiator.
What coating quality was higher is screen printing net plate coating, but its frock is often only for a kind of module specialized designs wherein, its web plate does not possess removable characteristic, is all often that a kind of module is joined a web plate and a set of frock, and this kind of scheme is suitable for few, the large batch of mode of production of type of modules; And for the mode of production of multi-varieties and small-batch, as every kind of model is all equipped with a kind of frock, manufacturing cost is higher.
(3) heat-conducting silicone grease coating thickness, IGBT requires Ra≤6.3 to the roughness of spreader surface at present, flatness error≤50 μ m, coating thickness is approximately 70 ~ 120 μ m, about the coating thickness of heat-conducting silicone grease, be not to be coated with more thick better, but guarantee contact-making surface All Ranges to smear under uniform prerequisite more Bao Yuehao, because, the thermal conductivity factor of silicone grease is about λ=1 ~ 2W/ (mK), and the fin of aluminium alloy is more than 300W/ (mK), silicone grease has become the factor of conducting heat that hinders in the case, therefore applies and wants appropriate.
Summary of the invention
Technical problem to be solved in the utility model is, provides a kind of efficiency high, and quality is good, is applicable to the coating unit of the heat-conducting silicone grease of Multiple Type IGBT or multiple module.
The technical scheme that the utility model adopts is: a kind of coating unit of heat-conducting silicone grease, comprises main body frame, screen printing net plate, screen printing net plate support and module bearing; Described screen printing net plate inserts in screen printing net plate support; Described module bearing is fixed on main body frame.
Described module bearing is fixed with module, and module and screen printing net plate are suitable; On described screen printing net plate, comprise at least one silk-screen, the quantity of described module is identical with silk-screen, and module position and silk-screen suitable.
Described screen printing net plate inserts and includes in the slideway that the screen printing net plate support of locating slot and limited block forms, and by clamping knob by screen printing net plate and screen printing net plate stent clamping.
The crossbeam of described main body frame is provided with the locating hole of module bearing, on described module bearing, is provided with the alignment pin corresponding with locating hole; Described main body frame is provided with groove, and the bottom surface of described module bearing is provided with the "T"-shaped head that embeds groove, and is fixed as one by locking device.
Described main body frame and screen printing net plate support connect as one by support bar; The outboard end of described main body frame is provided with check lock lever.
The beneficial effects of the utility model are: owing to can changing screen printing net plate and module bearing, therefore, the heat-conducting silicone grease that is applicable to multiple types module applies; In addition, on a screen printing net plate, be integrated with multiple different silk-screens, single can apply multiple modules, especially be applicable to polytypic IGBT applies simultaneously, avoid changing the man-hour and the station that apply frock, reduced the waste of heat-conducting silicone grease, saved production space, the uniformity that has greatly improved coating efficiency, coating quality and coating, has improved product quality.
Accompanying drawing explanation
Fig. 1 is the coating unit schematic perspective view of the utility model heat-conducting silicone grease;
Fig. 2 is screen printing net plate schematic diagram.
In figure:
1. screen printing net plate 2. clamping knob 3. support 4. support bars
5. module 6. main body frame 7. check lock lever 8. module bearings
9. bearing locking device.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
As depicted in figs. 1 and 2, the coating unit of the utility model heat-conducting silicone grease, comprises, main body frame 6, screen printing net plate 1, screen printing net plate support 3 and module bearing 8; Described screen printing net plate 1 inserts in screen printing net plate support 3; Described module bearing 8 is fixed on main body frame 6; Described main body frame 6 and screen printing net plate support 3 connect as one by Pneumatic power support lever 4 and rotating shaft, and Pneumatic power support lever is realized the support of web plate support and main body frame; The outboard end of described main body frame 6 is provided with check lock lever 7.
On described module bearing 8, be fixed with module 5, adopt positioning key and direction signs to realize module bearing and be arranged on the accurate location on main body frame; The crossbeam of described main body frame 6 is provided with the locating hole of module bearing 8, on described module bearing, is provided with the alignment pin corresponding with locating hole, to realize accurate location; Described main body frame 6 is provided with groove, and the bottom surface of described module bearing 8 is provided with the "T"-shaped head that embeds groove, and is fixed as one by locking device 9; It should be noted that, module 5 is suitable with screen printing net plate 1; On described screen printing net plate 1, comprise at least one silk-screen, the quantity of described module 5 is identical with silk-screen quantity, and module position is corresponding one by one with silk-screen; In the slideway that the screen printing net plate support 3 that described screen printing net plate 1 insertion includes locating slot and limited block forms, and by clamping knob 2, screen printing net plate 1 and screen printing net plate support 3 are clamped.
The course of work of the present utility model is: according to the module model applying, select corresponding module bearing and screen printing net plate, module bearing is placed on main body frame according to the direction of mark, accurately locate by positioning key, and clamp with bearing locking device; Screen printing net plate is slowly pushed according to the slideway direction of the upper locating piece of web plate support and block composition, reach qualifying bit postpone and screw web plate and prop up clamping knob.Web plate support of folding, confirms that web plate is corresponding with support position errorless.
Module is placed on module bearing according to model correspondence, presses web plate support check lock lever, put down screen printing net plate, lift web plate support check lock lever and pinned, complete module and place step.
Use special pick-up, get appropriate heat-conducting silicone grease, with scraper by heat-conducting silicone grease along the longitudinal blade coating of module once, make all silk-screen mesh all fill up heat-conducting silicone grease, then along the horizontal two-way blade coating of module once, last longitudinally with the direction of blade coating opposite direction for the first time again blade coating once, guarantee that heat-conducting silicone grease fills and leads up all mesh without overflowing, complete heat-conducting silicone grease coating procedure.
Press web plate support check lock lever, slowly open screen printing net plate, decontrol web plate support check lock lever, take out coated module, be installed on radiator, complete whole heat-conducting silicone grease coating procedures, finally dip alcohol with non-dust cloth, wiping screen printing net plate and coating unit.
The utility model is owing to can changing screen printing net plate and module bearing, and therefore, the heat-conducting silicone grease that is applicable to multiple types module applies; In addition, on a screen printing net plate, be integrated with multiple different silk-screens, the multiple modules of single application, improve the quantum of output of employee's single application, reduce the opening/closing frequency of web plate support, reduce the wearing and tearing of rotating shaft, guarantee the positional precision of screen printing net plate and module bearing, improve the service life of coating unit; Especially be applicable to polytypic IGBT and apply simultaneously, avoided changing the man-hour and the station that apply frock, reduce the waste of heat-conducting silicone grease, saved production space, greatly improved the uniformity of coating efficiency, coating quality and coating, improved product quality.
It is worthy of note; this novel protection domain is not limited to above-mentioned instantiation mode; according to this novel basic fundamental design; also can use essentially identical structure; can realize object of the present invention; as long as those of ordinary skills are without process creative work, the embodiment that can associate, all belongs to this novel protection domain.
Claims (5)
1. a coating unit for heat-conducting silicone grease, is characterized in that, comprises main body frame (6), screen printing net plate (1), screen printing net plate support (3) and module bearing (8); Described screen printing net plate (1) inserts in screen printing net plate support (3); Described module bearing (8) is fixed on main body frame (6).
2. the coating unit of heat-conducting silicone grease according to claim 1, is characterized in that, described module bearing (8) is fixed with module (5), and module (5) is suitable with screen printing net plate (1); Described screen printing net plate comprises at least one silk-screen on (1), and the quantity of described module (5) is identical with silk-screen, and module position and silk-screen suitable.
3. the coating unit of heat-conducting silicone grease according to claim 1, it is characterized in that, described screen printing net plate (1) inserts and includes in the slideway that the screen printing net plate support (3) of locating slot and limited block forms, and by clamping knob (2) by screen printing net plate (1) and screen printing net plate support (3) clamping.
4. the coating unit of heat-conducting silicone grease according to claim 1, is characterized in that, the crossbeam of described main body frame (6) is provided with the locating hole of module bearing (8), on described module bearing, is provided with the alignment pin corresponding with locating hole; Described main body frame (6) is provided with groove, and the bottom surface of described module bearing (8) is provided with the "T"-shaped head that embeds groove, and is fixed as one by locking device (9).
5. the coating unit of heat-conducting silicone grease according to claim 1, is characterized in that, described main body frame (6) and screen printing net plate support (3) connect as one by support bar (4); The outboard end of described main body frame (6) is provided with check lock lever (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320619385.0U CN203651150U (en) | 2013-09-30 | 2013-09-30 | Coating device of thermally conductive silicone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320619385.0U CN203651150U (en) | 2013-09-30 | 2013-09-30 | Coating device of thermally conductive silicone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203651150U true CN203651150U (en) | 2014-06-18 |
Family
ID=50917584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320619385.0U Expired - Fee Related CN203651150U (en) | 2013-09-30 | 2013-09-30 | Coating device of thermally conductive silicone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203651150U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103552365A (en) * | 2013-09-30 | 2014-02-05 | 天津瑞能电气有限公司 | Thermally-conductive silicon grease coating device |
| CN116013788A (en) * | 2022-12-22 | 2023-04-25 | 深圳市首航新能源股份有限公司 | IGBT module mounting method and system |
-
2013
- 2013-09-30 CN CN201320619385.0U patent/CN203651150U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103552365A (en) * | 2013-09-30 | 2014-02-05 | 天津瑞能电气有限公司 | Thermally-conductive silicon grease coating device |
| CN116013788A (en) * | 2022-12-22 | 2023-04-25 | 深圳市首航新能源股份有限公司 | IGBT module mounting method and system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20140618 Termination date: 20180930 |