CN110927414A - Protection device of chip test fixture - Google Patents
Protection device of chip test fixture Download PDFInfo
- Publication number
- CN110927414A CN110927414A CN201911319063.2A CN201911319063A CN110927414A CN 110927414 A CN110927414 A CN 110927414A CN 201911319063 A CN201911319063 A CN 201911319063A CN 110927414 A CN110927414 A CN 110927414A
- Authority
- CN
- China
- Prior art keywords
- circuit board
- printed circuit
- test fixture
- chip test
- connecting piece
- 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
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-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0425—Test clips, e.g. for IC's
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Tests Of Electronic Circuits (AREA)
Abstract
The invention provides a protection device of a chip test fixture, and belongs to the field of chip testing. The protection device is used for protecting the chip test fixture, and the chip test fixture is arranged on the front surface of the printed circuit board; the protection device comprises a protection cover, the protection cover is provided with a cavity, and when the protection cover is fixed on the printed circuit board, the chip test fixture is located in the cavity. The protection device of the chip test fixture can isolate the chip test fixture from the outside, thereby effectively protecting the chip test fixture.
Description
Technical Field
The invention relates to the field of chip testing, in particular to a protection device of a chip testing clamp.
Background
After the chip is manufactured, the chip needs to be placed on a chip testing fixture for testing, and the chip testing fixture can also be called a precision testing socket. The existing chip test fixture is usually fixed on the front surface of a printed circuit board, and when a chip needs to be tested, the chip can be tested by placing the chip on the chip test fixture.
However, when an engineer or a manufacturer tests a chip on the chip test jig, the position of the printed circuit board sometimes needs to be moved, which may easily damage the chip test jig; in addition, sometimes some chip test fixtures may be left unused for a long period of time, and dust falling onto the chip test fixtures may also cause damage thereto. These all cause damage to the chip test fixture, delay in chip testing, and overall extended production cycle.
Disclosure of Invention
The invention provides a protection device of a chip test fixture, which aims to solve the technical problem that the chip test fixture is easy to damage.
In order to solve the technical problem, the invention provides a protection device of a chip test fixture, which is used for protecting the chip test fixture, wherein the chip test fixture is arranged on the front surface of a printed circuit board;
the protection device comprises a protection cover, the protection cover is provided with a cavity, and when the protection cover is fixed on the printed circuit board, the chip test fixture is located in the cavity.
Optionally, the protection device further includes a fixing unit for fixing the protection cover, and the fixing unit is used for fixing the protection cover on the printed circuit board.
Optionally, the protective cover is detachably connected to the printed circuit board through the fixing unit.
Optionally, the fixing unit includes a first connecting piece and a second connecting piece, the first connecting piece is disposed on the protective cover, the second connecting piece is disposed on the printed circuit board, and the first connecting piece and the second connecting piece are detachably connected.
Optionally, the quantity of first connecting piece with the quantity of second connecting piece is a plurality of, and is a plurality of first connecting piece even distribution is in the safety cover with the position of printed circuit board contact, first connecting piece on the safety cover with on the printed circuit board second connecting piece relative distribution.
Optionally, the protective cover is a hollow cuboid, two sides of a long side of the cuboid are respectively provided with a connecting plate, and the connecting plates are parallel to the printed circuit board; the first connecting pieces are uniformly distributed on the connecting plate, and the second connecting pieces are distributed on the printed circuit board relative to the first connecting pieces.
Optionally, the first connector is embedded in the connecting plate, and the second connector is embedded in the printed circuit board.
Optionally, one end of the first connecting piece is located inside the connecting plate, and the other end of the first connecting piece is flush with the surface of the connecting plate; one end of the second connecting piece is positioned in the printed circuit board, and the other end of the second connecting piece is flush with the front surface of the printed circuit board.
Optionally, the first connecting piece is a magnet, and the second connecting piece is a magnet or a device with ferromagnetism.
Optionally, the first connecting piece and the second connecting piece are mutually matched buckle structures.
The protection device of the chip test fixture can isolate the chip test fixture from the outside, thereby effectively protecting the chip test fixture.
Drawings
Fig. 1 is a schematic structural diagram of a protection device of a chip test fixture provided by the invention.
[ reference numerals are described below ]:
1-chip test fixture; 2-a printed circuit board; 3-a protective cover; 4, 5-magnet.
Detailed Description
To make the objects, advantages and features of the present invention more apparent, a protection device for a chip test fixture according to the present invention will be described in detail with reference to the accompanying drawings. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.
Referring to fig. 1, the present invention provides a protection device for a chip test fixture, which is used to protect a chip test fixture 1, wherein the chip test fixture 1 is mounted on the front surface of a printed circuit board 2; the protection device comprises a protection cover 3, the protection cover 3 is provided with a cavity, and when the protection cover 3 is fixed on the printed circuit board 2, the chip test fixture 1 is positioned in the cavity.
The protection device of the chip test fixture can isolate the chip test fixture from the outside, thereby effectively protecting the chip test fixture.
Optionally, the protection device further includes a fixing unit for fixing the protection cover 3, and the fixing unit is used for fixing the protection cover on the printed circuit board 2.
Optionally, the protective cover 3 is detachably connected to the printed circuit board 2 through the fixing unit.
In specific implementation, the fixing unit may be a magnet, a hook and loop fastener, or a component capable of attracting each other.
Optionally, referring to fig. 1, the fixing unit includes a first connecting member and a second connecting member, the first connecting member is disposed on the protection cover 3, the second connecting member is disposed on the printed circuit board 2, and the first connecting member can be detachably connected to the second connecting member, so as to achieve detachable connection between the protection cover 3 and the printed circuit board 2.
Optionally, the first connecting member is a magnet, the second connecting member may be a magnet or a device having ferromagnetism, and the ferromagnetic device may be a device made of materials such as iron, cobalt, and nickel. Of course, it is obvious to a person skilled in the art that the second connecting member may be provided as a magnet and the first connecting member may be a magnet or a device having ferromagnetism.
In another embodiment of the present invention, the first connecting member and the second connecting member may be mutually matched fastening structures, and the two connecting members are connected by fastening, for example, the first connecting member is a fastener, the second connecting member is a matched fastener, and the two connecting members are matched to realize fastening.
Optionally, the quantity of first connecting piece with the quantity of second connecting piece is a plurality of, and a plurality of first connecting piece are even distributes the safety cover with the position of printed circuit board contact, first connecting piece on the safety cover with second connecting piece relative distribution on the printed circuit board.
Optionally, referring to fig. 1, the protective cover is a hollow cuboid, two sides of a long side of the cuboid are respectively provided with a connecting plate, and the connecting plates are parallel to the printed circuit board; the first connecting pieces are uniformly distributed on the connecting plate, and the second connecting pieces are distributed on the printed circuit board relative to the first connecting pieces. As shown in fig. 1, the first connecting member and the second connecting member may be magnets, and the magnets may be four groups, which are respectively located at four corners of the connecting plate, and the magnets 4 and the magnets 5 attract each other, and the magnets 4 and the magnets 5 form one group.
Optionally, the first connector is embedded in the connecting plate, and the second connector is embedded in the printed circuit board.
In particular implementations, the height of the first connector in the connection board may be equal to or greater than the thickness of the connection board, and the height of the second connector in the printed circuit board may be equal to or less than the thickness of the printed circuit board.
Optionally, one end of the first connecting piece is located inside the connecting plate, and the other end of the first connecting piece is flush with the surface of the connecting plate; one end of the second connecting piece is positioned in the printed circuit board, and the other end of the second connecting piece is flush with the front surface of the printed circuit board; the other end of the first connection is in contact with the other end of the second connection.
In the scheme that this embodiment provided, the connecting plate flushes with printed circuit board's front, and when first connecting piece and second connecting piece were magnet, the terminal surface of two magnets of mutual contact attraction flushed with the surface of connecting plate and printed circuit board's front respectively to make safety cover and printed circuit board's front laminate completely, avoid the dust to get into in the safety cover.
In summary, the protection device for the chip testing jig provided by the invention can isolate the chip testing jig from the outside, thereby effectively protecting the chip testing jig.
The above description is only for the purpose of describing the preferred embodiments of the present invention, and is not intended to limit the scope of the present invention, and any variations and modifications made by those skilled in the art based on the above disclosure are within the scope of the claims of the present invention.
Claims (10)
1. The protection device of the chip test fixture is characterized in that the protection device is used for protecting the chip test fixture, and the chip test fixture is arranged on the front side of a printed circuit board;
the protection device comprises a protection cover, the protection cover is provided with a cavity, and when the protection cover is fixed on the printed circuit board, the chip test fixture is located in the cavity.
2. The apparatus of claim 1, further comprising a fixing unit for fixing the protection cover, wherein the fixing unit is used for fixing the protection cover on the printed circuit board.
3. The apparatus of claim 2, wherein the protective cover is detachably connected to the printed circuit board via the fixing unit.
4. The protection device of claim 3, wherein the fixing unit comprises a first connecting piece and a second connecting piece, the first connecting piece is arranged on the protective cover, the second connecting piece is arranged on the printed circuit board, and the first connecting piece and the second connecting piece are detachably connected.
5. The apparatus as claimed in claim 4, wherein the number of the first connectors and the number of the second connectors are plural, the plural first connectors are uniformly distributed at positions where the protection cover contacts the printed circuit board, and the first connectors on the protection cover are distributed opposite to the second connectors on the printed circuit board.
6. The protection device of the chip test fixture according to claim 5, wherein the protection cover is a hollow cuboid, two sides of a long side of the cuboid are respectively provided with a connecting plate, and the connecting plates are parallel to the printed circuit board; the first connecting pieces are uniformly distributed on the connecting plate, and the second connecting pieces are distributed on the printed circuit board relative to the first connecting pieces.
7. The chip test fixture protection device of claim 6, wherein the first connector is embedded in the connection board, and the second connector is embedded in the printed circuit board.
8. The chip test fixture protection device of claim 7, wherein one end of the first connector is located inside the connection plate, and the other end of the first connector is flush with the surface of the connection plate; one end of the second connecting piece is positioned in the printed circuit board, and the other end of the second connecting piece is flush with the front surface of the printed circuit board.
9. The chip test fixture protector of any one of claims 1-8, wherein the first connector is a magnet and the second connector is a magnet or a ferromagnetic device.
10. The chip test fixture protector as claimed in any one of claims 1 to 7, wherein the first and second connectors are snap fit structures that mate with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911319063.2A CN110927414A (en) | 2019-12-19 | 2019-12-19 | Protection device of chip test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911319063.2A CN110927414A (en) | 2019-12-19 | 2019-12-19 | Protection device of chip test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110927414A true CN110927414A (en) | 2020-03-27 |
Family
ID=69863282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911319063.2A Pending CN110927414A (en) | 2019-12-19 | 2019-12-19 | Protection device of chip test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110927414A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112285534A (en) * | 2020-10-20 | 2021-01-29 | 上海华岭集成电路技术股份有限公司 | Chip testing device |
Citations (8)
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|---|---|---|---|---|
| CN102507991A (en) * | 2011-11-29 | 2012-06-20 | 昆山迈致治具科技有限公司 | Rotary worktable of circuit board detection jig |
| CN104914278A (en) * | 2015-06-17 | 2015-09-16 | 江苏伊施德创新科技有限公司 | Test fixture for single layer capacitor |
| CN204989232U (en) * | 2015-06-17 | 2016-01-20 | 江苏伊施德创新科技有限公司 | A test fixture for individual layer electric capacity |
| CN106684734A (en) * | 2016-09-24 | 2017-05-17 | 班戈设备系统（苏州）有限公司 | Isolative protection cover for front panels of protection devices |
| CN206671370U (en) * | 2017-03-30 | 2017-11-24 | 中国振华集团云科电子有限公司 | A kind of multi-functional clamp for chip capacitor electric performance test |
| CN207488337U (en) * | 2017-12-10 | 2018-06-12 | 昆山格威测电子有限公司 | A kind of rotary table of circuit board testing jig |
| CN207923962U (en) * | 2018-03-22 | 2018-09-28 | 大连火蓝电子科技有限公司 | A kind of detection jig with the arrangement of multichannel multiprobe |
| CN208420977U (en) * | 2017-12-07 | 2019-01-22 | 浙江博蓝特半导体科技股份有限公司 | A kind of new-chip-scale package LED flip chip test fixture |
-
2019
- 2019-12-19 CN CN201911319063.2A patent/CN110927414A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102507991A (en) * | 2011-11-29 | 2012-06-20 | 昆山迈致治具科技有限公司 | Rotary worktable of circuit board detection jig |
| CN104914278A (en) * | 2015-06-17 | 2015-09-16 | 江苏伊施德创新科技有限公司 | Test fixture for single layer capacitor |
| CN204989232U (en) * | 2015-06-17 | 2016-01-20 | 江苏伊施德创新科技有限公司 | A test fixture for individual layer electric capacity |
| CN106684734A (en) * | 2016-09-24 | 2017-05-17 | 班戈设备系统（苏州）有限公司 | Isolative protection cover for front panels of protection devices |
| CN206671370U (en) * | 2017-03-30 | 2017-11-24 | 中国振华集团云科电子有限公司 | A kind of multi-functional clamp for chip capacitor electric performance test |
| CN208420977U (en) * | 2017-12-07 | 2019-01-22 | 浙江博蓝特半导体科技股份有限公司 | A kind of new-chip-scale package LED flip chip test fixture |
| CN207488337U (en) * | 2017-12-10 | 2018-06-12 | 昆山格威测电子有限公司 | A kind of rotary table of circuit board testing jig |
| CN207923962U (en) * | 2018-03-22 | 2018-09-28 | 大连火蓝电子科技有限公司 | A kind of detection jig with the arrangement of multichannel multiprobe |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112285534A (en) * | 2020-10-20 | 2021-01-29 | 上海华岭集成电路技术股份有限公司 | Chip testing device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200327 |