CN209296830U - A kind of power device detection jig - Google Patents
A kind of power device detection jig Download PDFInfo
- Publication number
- CN209296830U CN209296830U CN201821770608.2U CN201821770608U CN209296830U CN 209296830 U CN209296830 U CN 209296830U CN 201821770608 U CN201821770608 U CN 201821770608U CN 209296830 U CN209296830 U CN 209296830U
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- China
- Prior art keywords
- power device
- telescopic rod
- console
- slide
- adjustable plate
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Abstract
The utility model discloses a kind of power devices to detect jig, including pedestal, column and monitor station are provided on the pedestal, the upper end of the column is fixedly installed console, the console, which is submitted, is connected to adjustable plate, console lower end is provided with the telescopic rod being connected with slide, and connecting rod is hinged between the telescopic rod and adjustable plate, and the other end of telescopic rod is connected with slide；And slide bottom surface and the top surface of monitor station are provided with mutually matched card slot and detection probe；The utility model is driven by the movement of adjustable plate, to realize being contacting and separating for power device to be measured and detection probe, compared with prior art, do not need frequently to plug power device, it is scraped off so as to avoid the tin coating on power device pin, improves the appearance yields of product.
Description
Technical field
The utility model relates to Electron YuanJianJianCeZhuangZhi technical fields, and in particular to a kind of power device detection jig.
Background technique
Power device requires to carry out quality testing before factory, to guarantee the qualification rate of factory product, in the prior art,
It is detected often through power device to be mounted on detection jig, generally requires frequently to insert in above-mentioned detecting step
Power device is pulled out, is detected measurement fixture scratch so as to cause the pin tin coating of power device, the outer tube for influencing power device is qualified
Rate, while unnecessary damage is caused to properties of product.
The Chinese utility model patent of Publication No. CN206311636U discloses a kind of clamshell on July 7th, 2017
Chip detects jig, including microscope carrier, support plate, cover board and substrate, and the cover forward end is by a connecting pin and is located on substrate
Deck be flexibly connected, the microscope carrier is installed on substrate, and the cover board side has a gap slot, one pull button be installed on it is described
In the gap slot of cover board, the substrate side immediately below gap slot is provided with a Button Block portion corresponding with button is pulled, and one turn
Axis insertion cover board is pulled and is buckled in respective rotary shaft through hole, so that described pull is buckled in gap slot and can rotate around the shaft, it is described to pull
The pothook of button be used for Button Block portion snapping, be provided with a mounting hole on the substrate, in the microscope carrier insertion mounting hole, the branch
Fagging is installed on base lower surface and microscope carrier following table face contact.The utility model is flexibly square by pulling the setting buckled on its cover board
Just, convenient for the pick-and-place of chip to be measured, the setting of cover board lower surface lug boss can play chip to be measured to be fixed well
Effect, improves the accuracy and sensitivity of detection.
Summary of the invention
For the defect that power device pin tin coating existing in the prior art is easily scratched, the utility model discloses
A kind of power device detection jig can carry out effective protection to the pin of power device using the utility model, avoid detecting
Tin coating is scratched in the process, improves the yields of product appearance.
The utility model is achieved through the following technical solutions above-mentioned purpose:
A kind of power device detects jig, including pedestal, is provided with monitor station and column on the pedestal, feature exists
In: the upper end of the column is fixedly installed console, and the upper end of console is hinged with adjustable plate, and the sliding of console lower end is provided with
Telescopic rod is connected between the telescopic rod and adjustable plate by connecting rod；The other end of the telescopic rod is fixedly connected with slide；Institute
It states slide bottom surface and detection countertop is set to mutually matched card slot and detection probe.
Limit slide bar is additionally provided on the pedestal, the slide is placed on limit slide bar.
The probe shares 6, and each probe is connected with independent test lead.
It is provided with mounting groove on the column, the fastening bolt for fixing console is provided in the mounting groove.
Linear motion bearing is provided between the telescopic rod and console.
Screwed connection has stop nut on the limit slide bar, is provided with buffering spacer on the stop nut.
Compared with prior art, the utility model has the following beneficial effects:
1, the utility model is fixedly installed console in the upper end of column, and the console, which is submitted, is connected to adjustable plate, control
Platform lower end processed is provided with the telescopic rod being connected with slide, is hinged with connecting rod between the telescopic rod and adjustable plate, telescopic rod it is another
One end is connected with slide；And slide bottom surface and the top surface of monitor station are provided with mutually matched card slot and detection probe；This is practical
Chip to be measured is placed in card slot when novel use, then by adjustable plate drive telescopic rod move downward, and then make slide to
Monitor station movement, contacts chip to be measured with probe, so that chip testing is completed, without frequently plugging pin in detection process,
To avoid pin tin coating from being scratched, the outer tube yields of product is improved.
2, the utility model is also provided with limit slide bar on the base, and the slide is placed on limit slide bar, and limitation is slided
The position of seat avoids slide and deviates, while guaranteeing that slide is in always on correct station, guarantees the reliability of detection jig
And stability.
3, the probe of the utility model is provided with 6 altogether, and each probe is connected with independent test lead, is respectively used to
BV, BI, EV, EI, CV, CI value for detecting chip to be measured are avoided because sharing
Test lead and increasing conductor resistance causes test result relatively large deviation occur, improve the accuracy of detection.
4, the utility model is provided with mounting groove on column, is provided with fastening bolt in the mounting groove, facilitates basis
Need to adjust the position of console, thus guarantee that chip to be measured can be transported to optimal test position by the movement of telescopic rod,
To improve the reliability and accuracy of test.
5, it is provided with linear motion bearing between the telescopic rod and console of the utility model, reduces the movement resistance of telescopic rod
Power guarantees that telescopic rod movement is smooth, while reducing the abrasion of telescopic rod, extends the service life of equipment.
6, the utility model screwed connection on limit slide bar has stop nut, is provided with cushion on the stop nut
Piece, the downward move distance of limitation paintings avoid that probe is caused to squeeze chip to be measured because of telescopic rod overexercise, reinforce to chip
The protection of pin improves the qualification rate of product appearance.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is slide carriage structure schematic diagram described in the utility model；
Fig. 3 is the utility model line A-A cross-sectional view；
Appended drawing reference: 1, pedestal, 2, monitor station, 3, column, 4, console, 5, adjustable plate, 6, telescopic rod, 7, connecting rod, 8,
Slide, 9, card slot, 10, detection probe, 11, limit slide bar, 12, mounting groove, 13, fastening bolt, 14, linear motion bearing, 15,
Stop nut, 16, buffering spacer.
Specific embodiment
It below will the utility model is described in further detail by specific embodiment:
Embodiment 1
Most preferred embodiment of the present embodiment as the utility model, it discloses a kind of power devices to detect jig, specifically
Structure is fixedly installed monitor station 2 and column 3 on the pedestal 1, the upper end of column 3 is provided with as shown in Figure 1, including pedestal 1
Mounting groove 12, is provided with fastening bolt 13 in the mounting groove 12, and console 4 is fixedly mounted and column the fastening bolt 13
3 top；The upper end of the console 4 is hinged with adjustable plate 5, and the lower end of console 4 is set by the sliding of linear motion bearing 14
Be equipped with telescopic rod 6, be provided with connecting rod 7 between telescopic rod 6 and adjustable plate 5, and the both ends of connecting rod 7 be respectively articulated with adjustable plate 5 and
On telescopic rod 6；The bottom surface of the slide 8 and the top surface of monitor station 2 are provided with mutually matched card slot 9 and detection probe 10, examine
Probing needle 10 is provided with 6 altogether, and is each respectively connected with independent test lead；6 lower end of telescopic rod is fixedly connected with cunning
Seat 8, limit slide bar 11 is provided on pedestal 1, and the sliding of slide 8 is placed on limit slide bar 11；On the limit slide bar 11
Screwed connection has the stop nut 15 for limiting 8 position of slide, and the top surface of the stop nut 15 is provided with buffering spacer 16.
The course of work of the utility model: will need the power chip detected to be placed in the card slot of slide bottom surface first,
Adjustable plate is pressed down on, drives connecting rod and telescopic rod to move downward by the movement of adjustable plate, and then push slide to monitor station,
When slide reaches the terminal of movement, detection probe is in contact with power chip, completes the detection to chip, and detection is completed backward
On pull adjustable plate, drive slide to move upwards, so that chip to be measured be separated with detection probe, replace chip weight to be measured at this time
The continuous detection to chip to be measured can be realized in multiple above-mentioned steps；The utility model passes through detection probe and chip joint to be measured
Directly contact is detected, and compared with prior art, pin and detection probe being contacting and separating simple and not needing frequent
It plugs power chip and improves the outer tube yields of chip to preferably protect the tin coating on pin；And this is practical new
Detection jig described in type also has structure simple, easy to operate, promotes and applies the advantages that cost is relatively low.
Claims (6)
1. a kind of power device detects jig, including pedestal (1), it is provided with monitor station (2) and column (3) on the pedestal (1),
It is characterized by: column (3) upper end is fixedly installed console (4), the upper end of console (4) is hinged with adjustable plate (5),
The sliding of console (4) lower end is provided with telescopic rod (6), is connect between the telescopic rod (6) and adjustable plate (5) by connecting rod (7)；
The other end of the telescopic rod (6) is fixedly connected with slide (8)；Slide (8) bottom surface and monitor station (2) top surface are provided with phase
The card slot (9) and detection probe (10) mutually cooperated.
2. a kind of power device according to claim 1 detects jig, it is characterised in that: also set up on the pedestal (1)
Have limit slide bar (11), the slide (8) is placed in limit slide bar (11).
3. a kind of power device according to claim 1 detects jig, it is characterised in that: the probe (10) shares 6,
And each probe (10) is connected with independent test lead.
4. a kind of power device according to claim 1 detects jig, it is characterised in that: be provided on the column (3)
Mounting groove (12), the interior fastening bolt (13) being provided with for fixing console (4) of the mounting groove (12).
5. a kind of power device according to claim 1 detects jig, it is characterised in that: the telescopic rod (6) and control
Linear motion bearing (14) are provided between platform (4).
6. a kind of power device according to claim 2 detects jig, it is characterised in that: silk on the limit slide bar (11)
Button is connected with stop nut (15), is provided with buffering spacer (16) on the stop nut (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821770608.2U CN209296830U (en) | 2018-10-30 | 2018-10-30 | A kind of power device detection jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821770608.2U CN209296830U (en) | 2018-10-30 | 2018-10-30 | A kind of power device detection jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209296830U true CN209296830U (en) | 2019-08-23 |
Family
ID=67647288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821770608.2U Active CN209296830U (en) | 2018-10-30 | 2018-10-30 | A kind of power device detection jig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209296830U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110988411A (en) * | 2019-12-20 | 2020-04-10 | 成都频岢微电子有限公司 | Acoustic surface filter test bench |
-
2018
- 2018-10-30 CN CN201821770608.2U patent/CN209296830U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110988411A (en) * | 2019-12-20 | 2020-04-10 | 成都频岢微电子有限公司 | Acoustic surface filter test bench |
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