CN208774246U - A kind of chip on board printing positioning mechanism - Google Patents
A kind of chip on board printing positioning mechanism Download PDFInfo
- Publication number
- CN208774246U CN208774246U CN201821242466.2U CN201821242466U CN208774246U CN 208774246 U CN208774246 U CN 208774246U CN 201821242466 U CN201821242466 U CN 201821242466U CN 208774246 U CN208774246 U CN 208774246U
- Authority
- CN
- China
- Prior art keywords
- frame
- chip
- hole
- positioning mechanism
- screen frame
- 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.)
- Expired - Fee Related
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Abstract
The utility model is suitable for the technical field of positioning mechanism, provide a kind of chip on board printing positioning mechanism, including pedestal, screen frame and four groups of guiding mechanisms being connect with the pedestal, the screen frame is equipped with steel mesh, mesh is equipped in the middle part of the steel mesh, the screen frame includes bottom plate, first frame, with first frame the second frame connected vertically and the third frame connecting and be oppositely arranged with first frame vertical with second frame, first frame two sides and third frame two sides are equipped with through-hole, cylinder saddle and regulating mechanism, the cylinder saddle is equipped with compression cylinder, guiding mechanism described in every group is each passed through the through-hole and connect with the pedestal.The utility model is used cooperatively by regulating mechanism, guiding mechanism and compression cylinder, can quickly be determined the accurate location of printing product, be improved the reliability and stability of positioning accuracy, ensure that the qualification rate of product, and improve work efficiency.
Description
Technical field
The utility model belongs to the technical field more particularly to a kind of chip on board printing positioning mechanism of positioning mechanism.
Background technique
COB is common a kind of chip encapsulation technology in electronic field.Technical process is in substrate surface first with thermally conductive
Epoxy resin covers silicon wafer nest point, silicon wafer is then rest directly upon substrate surface, silicon wafer is heat-treated to and is securely fixed in
Until substrate, electrical connection is directly established between silicon wafer and substrate followed in turn by the method for wire bond.The height of general epoxy resin
Degree and epoxy resin and silicon wafer centre bit are equipped with strict requirements, and existing chip on board printing positioning mechanism is lacked there is also some
It falls into: it cannot be guaranteed that the accurate location of printing product, causes printing center to offset, to reduce the qualification rate of product；
Printing process trouble, every a product of printing will adjust primary height, and the adjustment time is long, reduces working efficiency.
Utility model content
The purpose of this utility model is to provide a kind of chip on board to print positioning mechanism, it is intended to it is inclined to solve product qualification rate
Low and ineffective problem.
The utility model is realized in this way a kind of chip on board prints positioning mechanism, including pedestal, screen frame and with it is described
Four groups of guiding mechanisms of pedestal connection, the screen frame are equipped with steel mesh, are equipped with mesh in the middle part of the steel mesh, the screen frame includes bottom
Plate, the first frame, with first frame the second frame connected vertically and with second frame it is vertical connect and with it is described
The third frame that first frame is oppositely arranged, first frame two sides and third frame two sides are equipped with through-hole, cylinder
Support and regulating mechanism, the cylinder saddle be equipped with compression cylinder, guiding mechanism described in every group be each passed through the through-hole and
It is connect with the pedestal.
The further technical solution of the utility model is: the regulating mechanism includes the regulating wheel for being equipped with scale value, adjusts
Screw rod and the instruction block being arranged on the screen frame, the regulating wheel bottom end are connect with described adjusting screw rod one end, the adjusting
The screw rod other end is connect with the screen frame, and the instruction block is set to the regulating wheel side.
The further technical solution of the utility model is: the guiding mechanism includes guide post, is set in the guide post
The guide sleeve of lower section, the spring being set in above the guide post and the gland that the guiding top end is arranged in, the guide sleeve are embedding
Enter the through-hole, the guide post bottom end is bolted on the pedestal.
The further technical solution of the utility model is: the compression cylinder lower end is equipped with briquetting.
The further technical solution of the utility model is: first frame and the third frame are equipped with targeting port.
The further technical solution of the utility model is: the bottom plate is equipped with first positioning hole.
The further technical solution of the utility model is: the steel mesh is equipped with identical with the first positioning hole second
Location hole.
The further technical solution of the utility model is: the steel mesh is fixed on the screen frame by positioning pin, described
Positioning pin passes through the first positioning hole and the second location hole.
The beneficial effects of the utility model are: the utility model passes through regulating mechanism, guiding mechanism and compression cylinder
It is used cooperatively, can quickly determine the accurate location of printing product, improve the reliability and stability of positioning accuracy, ensure that
The qualification rate of product, and improve work efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of chip on board printing positioning mechanism provided by the embodiment of the utility model；
Fig. 2 is the partial enlarged view in Fig. 1 provided by the embodiment of the utility model at K；
Fig. 3 is the front view of chip on board printing positioning mechanism provided by the embodiment of the utility model；
Fig. 4 is the partial enlarged view in Fig. 3 provided by the embodiment of the utility model at A；
Fig. 5 is the structural schematic diagram of screen frame provided by the embodiment of the utility model；
Fig. 6 is the structural schematic diagram of steel mesh provided by the embodiment of the utility model.
The names of the parts are as follows in figure:
1- pedestal；2- screen frame；3- guiding mechanism；4- steel mesh；5- mesh；21- bottom plate；The first frame of 22-；The second side 23-
Frame；24- third frame；6- through-hole；7- cylinder saddle；8- regulating mechanism；9- compression cylinder；81- regulating wheel；82- adjusting screw rod；
83- indicates block；31- guide post；32- guide sleeve；33- spring；34- gland；10- bolt；11- briquetting；12- targeting port；13- first
Location hole；14- second location hole；15- positioning pin.
Specific embodiment
In conjunction with above-mentioned Detailed description of the invention specific embodiment of the utility model.
One of the present embodiment chip on board prints positioning mechanism, including pedestal 1, screen frame 2 and connect with the pedestal 1
Four groups of guiding mechanisms 3, the screen frame 2 is equipped with steel mesh 4, mesh 5 is equipped in the middle part of the steel mesh 4, and the screen frame 2 includes bottom plate
21, the first frame 22, with first frame 22, second frame 23 connected vertically and vertical with second frame 23 connect
And the third frame 24 being oppositely arranged with first frame 22,22 two sides of the first frame and 24 two sides of third frame
It is equipped with through-hole 6, cylinder saddle 7 and regulating mechanism 8, the cylinder saddle 7 is equipped with compression cylinder 9；When work, the compression
Cylinder 9 is bonded for ensuring that 4 bottom of steel mesh is completely fixed with the screen frame 2, and guiding mechanism 3 described in every group is each passed through institute
It states through-hole 6 and is connect with the pedestal 1.The utility model is made by the cooperation of regulating mechanism, guiding mechanism and compression cylinder
With, can quickly determine printing product accurate location, improve the reliability and stability of positioning accuracy, ensure that product
Qualification rate, and improve work efficiency.
The regulating mechanism 8 includes the regulating wheel 81 for being equipped with scale value, adjusting screw rod 82 and is arranged on the screen frame 5
Indicate block 83,81 bottom end of regulating wheel is connect with described 82 one end of adjusting screw rod, and the regulating wheel 81 is convenient for the rotation tune
Screw rod 82 is saved, scale value can make positioning result more accurate reliable, and 82 other end of adjusting screw rod is connect with the screen frame 5,
The instruction block 83 is set to 81 side of regulating wheel, the regulating mechanism 8 for adjust the screen frame 2 and the pedestal 1 it
Between distance, the instruction block 83 can determine the height after the adjusting screw rod 82 is adjusted.
The guiding mechanism 3 includes guide post 31, the guide sleeve 32 for being set in 31 lower section of guide post, is set in described lead
To the top of column 31 spring 33 and the gland 34 on 31 top of guide post is set, the guide sleeve 32 reduces the screen frame 2
With the friction of the guide post 31, the guide sleeve 32 is embedded in the through-hole 6, and 31 bottom end of guide post is fixed on by bolt 10
On the pedestal 1, the guiding mechanism 3 moves up and down convenient for the screen frame 2.
9 lower end of compression cylinder is equipped with briquetting 11, and the briquetting 11 increases the compression cylinder 9 to the steel mesh 4
Forced area, avoid damaging the steel mesh 4；First frame 22 and the third frame 24 are equipped with targeting port 12, institute
It states targeting port 12 and is quickly put into the screen frame 2 convenient for the steel mesh 4 and make Primary Location；The bottom plate 21 is equipped with the first positioning
Hole 13, the steel mesh 4 are equipped with second location hole 14 identical with the first positioning hole 13, and the steel mesh 4 passes through positioning pin
15 are fixed on the screen frame 2, and the positioning pin 15 passes through the first positioning hole 13 and the second location hole 14, pass through institute
It states positioning pin 15 and fine positioning is carried out to the steel mesh 4.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (8)
1. a kind of chip on board prints positioning mechanism, it is characterised in that: including pedestal, screen frame and connect with the pedestal four groups
Guiding mechanism, the screen frame are equipped with steel mesh, are equipped with mesh in the middle part of the steel mesh, the screen frame include bottom plate, the first frame, with
It first frame the second frame connected vertically and connection vertical with second frame and opposite with first frame sets
The third frame set, first frame two sides and third frame two sides are equipped with through-hole, cylinder saddle and regulating mechanism,
The cylinder saddle is equipped with compression cylinder, and guiding mechanism described in every group is each passed through the through-hole and connect with the pedestal.
2. chip on board according to claim 1 prints positioning mechanism, which is characterized in that the regulating mechanism includes being equipped with
Regulating wheel, adjusting screw rod and the instruction block being arranged on the screen frame of scale value, the regulating wheel bottom end and the adjusting spiral shell
The connection of bar one end, the adjusting screw rod other end are connect with the screen frame, and the instruction block is set to the regulating wheel side.
3. chip on board according to claim 1 prints positioning mechanism, which is characterized in that the guiding mechanism includes guiding
Column, the guide sleeve being set in below the guide post, the spring being set in above the guide post and setting are in the guiding capital
The gland at end, the guide sleeve are embedded in the through-hole, and the guide post bottom end is bolted on the pedestal.
4. chip on board according to claim 1 prints positioning mechanism, which is characterized in that the compression cylinder lower end is equipped with
Briquetting.
5. chip on board according to claim 1 prints positioning mechanism, which is characterized in that first frame and described the
Three frames are equipped with targeting port.
6. chip on board according to claim 1 prints positioning mechanism, which is characterized in that it is fixed that the bottom plate is equipped with first
Position hole.
7. chip on board according to claim 6 prints positioning mechanism, which is characterized in that the steel mesh be equipped with it is described
The identical second location hole of first positioning hole.
8. chip on board according to claim 7 prints positioning mechanism, which is characterized in that the steel mesh is solid by positioning pin
It is scheduled on the screen frame, the positioning pin passes through the first positioning hole and the second location hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821242466.2U CN208774246U (en) | 2018-08-02 | 2018-08-02 | A kind of chip on board printing positioning mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821242466.2U CN208774246U (en) | 2018-08-02 | 2018-08-02 | A kind of chip on board printing positioning mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208774246U true CN208774246U (en) | 2019-04-23 |
Family
ID=66155742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821242466.2U Expired - Fee Related CN208774246U (en) | 2018-08-02 | 2018-08-02 | A kind of chip on board printing positioning mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208774246U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114148079A (en) * | 2021-12-15 | 2022-03-08 | 广州诚鼎机器人有限公司 | Screen frame, screen frame pre-alignment device and elliptical printing machine |
-
2018
- 2018-08-02 CN CN201821242466.2U patent/CN208774246U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114148079A (en) * | 2021-12-15 | 2022-03-08 | 广州诚鼎机器人有限公司 | Screen frame, screen frame pre-alignment device and elliptical printing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190423 Termination date: 20210802 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |