CN205229204U - Printed circuit board module testing is with compound anchor clamps - Google Patents
Printed circuit board module testing is with compound anchor clamps Download PDFInfo
- Publication number
- CN205229204U CN205229204U CN201521039224.XU CN201521039224U CN205229204U CN 205229204 U CN205229204 U CN 205229204U CN 201521039224 U CN201521039224 U CN 201521039224U CN 205229204 U CN205229204 U CN 205229204U
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- China
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- framework
- seal
- ring
- ring seal
- support plate
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- Expired - Fee Related
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Abstract
The utility model discloses a printed circuit board module testing is with compound anchor clamps, framework 1 including an aluminium system, install support plate 2 in the top of framework 1, the middle part of support plate 2 is provided with tray 3, one side at tray 3 is provided with flip, flip's inboard the bonding has sealing washer 6, the rear side of framework 1 is provided with interface board 7, support plate handle 9 is installed to the both sides of framework 1, counter 10 is installed along the horizontal direction side by side in the front side of framework 1, lock and cover plunger 11, anchor clamps support 12, pilot lamp 13 and button switch 14, the sealing washer is the interior thread sealing circle of inclined upper seal circle 15 and lower seal circle 16, the external diameter of upper seal circle 15 will be less than the external diameter of lower seal circle 16, and upper seal circle 15 and lower seal circle are connected with inclined sealing washer 17 between 16. The utility model discloses an useful technological effect is: online test has shortened the time of change with the mounting clip tool when exchanging with functional test greatly, has improved work efficiency, has also saved the cost simultaneously.
Description
Technical field
The utility model relates to a kind of fixture, particularly relates to a kind of printed circuit-board assembly test composite fixture.
Background technology
ICT on-line testing: mainly check the online electric property of components and parts and the connection of circuit network on manufactured Board.Can measure devices such as resistance, electric capacity, inductance, crystal oscillators quantitatively.Functional test is carried out to diode, triode, optocoupler, transformer, operational amplifier, power module etc., the small-scale integrated circuit of centering carries out functional test, and it finds the defect of manufacturing process and the bad of components and parts by the direct test to online device electric property.Element class can check out component value overproof, lost efficacy or damage, the program error etc. of Memory class, can find as scolding tin short circuit to technique class, element wrong plug, anti-inserted, neglected loading, pin tilt, rosin joint, the faults such as PCB short circuit, broken string.FCT functional test: the test after general special finger PCBA powers on, mainly comprises the test events such as voltage, electric current, power, power factor (PF), frequency, dutycycle, brightness and color, character recognition, voice recognition, temperature survey, pressure survey, motion control, FLASH and EEPROM burning.The defect that prior art exists is: usually carry out ICT on-line testing and FCT functional test separately carries out, and needs making two sleeve clamp; And the ring structure of prior art is complicated, liner is easy to come off, and causes sealing effectiveness poor, adds the difficulty of installation, maintenance and maintenance.
Utility model content
The purpose of this utility model is to provide a kind of printed circuit-board assembly test composite fixture, solves the shortcoming that prior art exists.
The utility model adopts following technical scheme to realize:
A kind of printed circuit-board assembly test composite fixture, it is characterized in that, comprise the framework 1 of an aluminum, above described framework 1, support plate 2 is installed, the middle part of described support plate 2 is provided with pallet 3, be provided with in the side of pallet 3 and renovate, the inner side of renovating is bonded with O-ring seal 6, the rear side of framework 1 is provided with interface board 7, the both sides of framework 1 are provided with support plate handle 8, the front side of framework 1 is provided with counter 10 in the horizontal direction side by side, upper cover of lock plunger 11, fixture support 12, pilot lamp 13 and pushbutton switch 14, described O-ring seal is inclined internal thread O-ring seal, this inclined internal thread O-ring seal comprises O-ring seal 15 and lower seal 16, the external diameter of described upper O-ring seal 15 is less than the external diameter of lower seal 16, oblique seal ring 17 is connected with between described upper O-ring seal 15 and lower seal 16, the gradient of oblique seal ring 17 is 10-40 degree, O-ring seal 15 is provided with screw thread on described.
Further, described upper O-ring seal 15 and lower seal 16 are the O-ring seals be made up of carbon tungsten alloy, and the external diameter of upper O-ring seal 15 1-5cm shorter in the external diameter of lower seal 16.
Further, the medial surface of described lower seal 16 is provided with screw thread.
Advantageous Effects of the present utility model is: substantially reduce the time changed with mounting clip tool when on-line testing and functional test are exchanged, improve work efficiency, also save cost simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model composite fixture.
Fig. 2 is the structural representation of O-ring seal.
Embodiment
By below to the description of embodiment; to more contribute to public understanding the utility model; but the restriction that the specific embodiment given by applicant can't be considered as technical solutions of the utility model, any definition to parts or technical characteristic change and/or to one-piece construction do form and immaterial conversion all should be considered as the protection domain that the technical solution of the utility model limits.
Printed circuit-board assembly test composite fixture as shown in Figure 1 to Figure 2, comprise the framework 1 of an aluminum, support plate 2 is installed above framework 1, the upper surface middle part of support plate 2 is provided with pallet 3, the upper surface side of support plate 2 is provided with air spring 4, be provided with in the side of pallet 3 and renovate 5, the inner side of renovating 5 is bonded with O-ring seal 6, the rear side of framework 1 is provided with interface board 7, the both sides of framework 1 are provided with support plate handle 8, lock pressing plate plunger 10 is installed in the side of support plate handle 8, the front side of framework 1 is provided with counter 10 in the horizontal direction side by side, upper cover of lock plunger 11, fixture support 12, pilot lamp 13 and pushbutton switch 14, O-ring seal is inclined internal thread O-ring seal, this inclined internal thread O-ring seal comprises O-ring seal 15 and lower seal 16, the external diameter of upper O-ring seal 15 is less than the external diameter of lower seal 16, oblique seal ring 17 is connected with between upper O-ring seal 15 and lower seal 16, the gradient of oblique seal ring 17 is 10-40 degree, upper O-ring seal 15 is provided with screw thread.In the present embodiment, upper O-ring seal 15 and lower seal 16 are the O-ring seals be made up of carbon tungsten alloy, and the external diameter of upper O-ring seal 15 1-5cm shorter in the external diameter of lower seal 16, the medial surface of lower seal 16 is provided with screw thread.
When carrying out ICT on-line testing, first fixture being put into equipment platform, utilizing the interface board 7 of fixture to dock with the interface board on equipment platform, realizing the connection of equipment and fixture.Circuit board under test is put on pallet 3, closes and renovates 5, start button switch 14, extracts vacuum out, fixture adhesive, and will lock pressing plate plunger and screw in pressing plate, start on-line testing, now pilot lamp 13 is bright, and counter 10 starts counting.After on-line testing completes, pilot lamp 13 goes out, and release vacuum, opens pressing plate, utilize the support of air spring, changes board under test and continues test.When carrying out FCT functional test, first fixture is put into equipment platform, utilize the interface board 7 of fixture to dock with the interface board on equipment platform, realize the connection of equipment and fixture.Utilize motor removing barrier plate, strengthen the distance between needle plate and support plate 2, long probe is contacted, and short probe does not contact.Repeat aforesaid operations, carry out FCT functional test.
Certainly; the utility model can also have other various embodiments; when not deviating from the utility model spirit and essence thereof; those of ordinary skill in the art can make various corresponding change and distortion according to the utility model, but these change accordingly and are out of shape the protection domain that all should belong to the claim appended by the utility model.
Claims (3)
1. a printed circuit-board assembly test composite fixture, it is characterized in that, comprise the framework (1) of an aluminum, in the top of described framework (1), support plate (2) is installed, the middle part of described support plate (2) is provided with pallet (3), be provided with in the side of pallet (3) and renovate, the inner side of renovating is bonded with O-ring seal (6), the rear side of framework (1) is provided with interface board (7), the both sides of framework (1) are provided with support plate handle (8), the front side of framework (1) is provided with counter (10) in the horizontal direction side by side, upper cover of lock plunger (11), fixture support (12), pilot lamp (13) and pushbutton switch (14), described O-ring seal is inclined internal thread O-ring seal, this inclined internal thread O-ring seal comprises O-ring seal (15) and lower seal (16), the external diameter of described upper O-ring seal (15) is less than the external diameter of lower seal (16), oblique seal ring (17) is connected with between described upper O-ring seal (15) and lower seal (16), the gradient of oblique seal ring (17) is 10-40 degree, O-ring seal (15) is provided with screw thread on described.
2. printed circuit-board assembly test composite fixture according to claim 1, it is characterized in that, described upper O-ring seal (15) and lower seal (16) they are the O-ring seals be made up of carbon tungsten alloy, and the external diameter of upper O-ring seal (15) 1-5cm shorter in the external diameter of lower seal (16).
3. printed circuit-board assembly test composite fixture according to claim 2, is characterized in that, the medial surface of described lower seal (16) is provided with screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521039224.XU CN205229204U (en) | 2015-12-15 | 2015-12-15 | Printed circuit board module testing is with compound anchor clamps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521039224.XU CN205229204U (en) | 2015-12-15 | 2015-12-15 | Printed circuit board module testing is with compound anchor clamps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205229204U true CN205229204U (en) | 2016-05-11 |
Family
ID=55904261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521039224.XU Expired - Fee Related CN205229204U (en) | 2015-12-15 | 2015-12-15 | Printed circuit board module testing is with compound anchor clamps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205229204U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109001498A (en) * | 2018-08-23 | 2018-12-14 | 苏州思迈尔电子设备有限公司 | A kind of test suite |
| CN109470963A (en) * | 2018-12-06 | 2019-03-15 | 深圳市江波龙电子股份有限公司 | A kind of test bench and its service life supervision method |
-
2015
- 2015-12-15 CN CN201521039224.XU patent/CN205229204U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109001498A (en) * | 2018-08-23 | 2018-12-14 | 苏州思迈尔电子设备有限公司 | A kind of test suite |
| CN109001498B (en) * | 2018-08-23 | 2024-04-12 | 苏州思迈尔电子设备有限公司 | Test assembly |
| CN109470963A (en) * | 2018-12-06 | 2019-03-15 | 深圳市江波龙电子股份有限公司 | A kind of test bench and its service life supervision method |
| CN109470963B (en) * | 2018-12-06 | 2021-01-12 | 深圳市江波龙电子股份有限公司 | Test socket and service life monitoring method thereof |
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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 |
Granted publication date: 20160511 Termination date: 20191215 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |