CN203881809U - Integrated automatic circuit board test fixture - Google Patents
Integrated automatic circuit board test fixture Download PDFInfo
- Publication number
- CN203881809U CN203881809U CN201420308902.7U CN201420308902U CN203881809U CN 203881809 U CN203881809 U CN 203881809U CN 201420308902 U CN201420308902 U CN 201420308902U CN 203881809 U CN203881809 U CN 203881809U
- Authority
- CN
- China
- Prior art keywords
- test
- box body
- circuit board
- shell
- pallet
- 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
Links
Abstract
The utility model discloses an integrated automatic circuit board test fixture which includes a shell. The shell is provided with a handle, a button, an indicating lamp and a connector. A test box body is arranged in the shell. Two linear guiding rails are inserted in the test box body. A pallet is disposed on the linear guiding rails. A pressing cylinder and a lifting cylinder are respectively disposed on a top surface of the test box body and a bottom surface of the test body. A test mechanism is disposed in the test box body. The test body includes a fixing plate which is fixed on the test box body in a vertical direction. A guiding rail is disposed on the fixing plate. A test plate is disposed on the guiding rail. A plurality of probes are arranged on the test plate. Both the two sides of the pallet are respectively provided with a first spring body. A projection is connected to each first spring body. The pressing cylinder and the lifting cylinder are respectively connected to a pressure reducing valve. A barometer is connected to the pressure reducing valve. By means of the integrated automatic circuit board test fixture, defects in the prior art can be improved. A test positioning process is accurate and quick and test efficiency is high.
Description
Technical field
The utility model relates to circuit board testing technical field, especially a kind of integral type automatic testing circuit board clamp.
Background technology
In various integrated circuit production process, need to test the solder joint between its electronic component and electronic component.Chinese invention patent application CN 101576575A discloses a kind of circuit board test clamp, has avoided, due to the test error that causes of welding extended line, having simplified test process.But this test fixture positional accuracy is low, is not suitable for batch testing and uses.
utility model content
The technical problems to be solved in the utility model is to provide a kind of integral type automatic testing circuit board clamp, can solve the deficiencies in the prior art, and test position fix is accurately quick, and testing efficiency is high.
For solving the problems of the technologies described above, technical solution adopted in the utility model is as follows.
A kind of integral type automatic testing circuit board clamp, comprise shell, on shell, be provided with handle, button, pilot lamp, joint, in described shell, be provided with detection box body, detect in box body and be plugged with two line slideways, on line slideway, be provided with pallet, end face and the bottom surface of detecting box body are respectively arranged with lower air cylinder and rising cylinder, detect in box body and be provided with testing agency, testing agency comprises the fixed head that is fixed on the vertical direction on detection box body, on fixed head, be provided with slide rail, on slide rail, be provided with check-out console, on check-out console, be provided with several probes, the both sides of pallet are respectively arranged with the first spring body, on the first spring body, be connected with projection, lower air cylinder and rising cylinder are connected to respectively reduction valve, reduction valve is connected with rain glass.
As preferably, between described probe and check-out console, be provided with the second spring body, probe tip is provided with semisphere contact, and the arranged outside of semisphere contact has rubber suction cups.
As preferably, the bottom of the piston rod on described rising cylinder is provided with rubber layer, and the interface of rising cylinder and piston bar contact is provided with the rubber ring with rubber layer interference fit.
The beneficial effect that adopts technique scheme to bring is: the utility model is used two cylinders that circuit board under test is added and fastened, and the first spring body on pallet can drive circuit board under test to take fixed head and position as benchmark, positioning precision is high, and speed is fast.Check-out console promotes under the drive of rising cylinder, and the semisphere contact on probe contacts and measures with circuit board under test, can realize the good connection of different contact angles, reduces the generation of virtual connection situation.Between rubber suction cups and circuit board under test, produce negative pressure adhesive, improve on the one hand the firmness that contacts of probe and circuit board under test, can also isolate by butt contact in addition, avoid the generation of short-circuit conditions in testing process.The rubber layer of interference fit and rubber ring can produce damping force in the latter stage of rising air cylinder lifting process, reduce the impulsive force of probe and circuit board under test, and probe is slowly contacted with circuit board under test, have played the effect of protection probe and circuit board under test.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of an embodiment of the utility model.
Fig. 2 is the schematic diagram of testing agency in embodiment of the utility model.
Fig. 3 is the schematic diagram of pallet in embodiment of the utility model.
Fig. 4 is the schematic diagram of an embodiment middle probe of the utility model.
Fig. 5 is the schematic diagram of cylinder of rising in embodiment of the utility model.
In figure: 1, shell; 2, handle; 3, button; 4, pilot lamp; 5, joint; 6, detect box body; 7, line slideway; 8, pallet; 9, lower air cylinder; 10, rising cylinder; 11, fixed head; 12, slide rail; 13, check-out console; 14, probe; 15, projection; 16, reduction valve; 17, rain glass; 18, the second spring body; 19, semisphere contact; 20, rubber suction cups; 21, piston rod; 22, rubber layer; 23, rubber ring; 24, fan; 25, air vent; 26, the first spring body.
Embodiment
The standardized element using in the utility model all can be bought from the market, shaped piece all can carry out customized according to instructions with record accompanying drawing, the connected mode of each part all adopts the conventional meanses such as bolt ripe in prior art, rivet, welding, stickup, is not described in detail in this.
With reference to Fig. 1-5, embodiment of the utility model comprises shell 1, on shell 1, be provided with handle 2, button 3, pilot lamp 4, joint 5, in described shell 1, be provided with and detect box body 6, detect in box body 6 and be plugged with two line slideways 7, on line slideway 7, be provided with pallet 8, end face and the bottom surface of detecting box body 6 are respectively arranged with lower air cylinder 9 and rising cylinder 10, detect in box body 6 and be provided with testing agency, testing agency comprises the fixed head 11 that is fixed on the vertical direction on detection box body 6, on fixed head 11, be provided with slide rail 12, on slide rail 12, be provided with check-out console 13, on check-out console 13, be provided with several probes 14, the both sides of pallet 8 are respectively arranged with the first spring body 26, on the first spring body 26, be connected with projection 15, lower air cylinder 9 and rising cylinder 10 are connected to respectively reduction valve 16, reduction valve 16 is connected with rain glass 17.The present embodiment is used two cylinders that circuit board under test is added and fastened, and the first spring body 26 on pallet 8 can drive circuit board under test to take fixed head 11 to position as benchmark, and positioning precision is high, and speed is fast.Between described probe 14 and check-out console 13, be provided with the second spring body 18, probe 14 tops are provided with semisphere contact 19, and the arranged outside of semisphere contact 19 has rubber suction cups 20.Check-out console 13 promotes under the drive of rising cylinder 10, and the semisphere contact 19 on probe 14 contacts and measures with circuit board under test, can realize the good connection of different contact angles, reduces the generation of virtual connection situation.Between rubber suction cups 20 and circuit board under test, produce negative pressure adhesive, improve on the one hand the firmness that contacts of probe 14 and circuit board under test, can also isolate by butt contact in addition, avoid the generation of short-circuit conditions in testing process.The bottom of the piston rod 21 on described rising cylinder 10 is provided with rubber layer 22; the interface that rising cylinder 10 contacts with piston rod 21 is provided with the rubber ring 23 with rubber layer 22 interference fit; the rubber layer 22 of interference fit and rubber ring 23 can produce in the latter stage of rising cylinder 10 lifting process damping force; reduce the impulsive force of probe 14 and circuit board under test; probe 14 is slowly contacted with circuit board under test, played the effect of protection probe 14 and circuit board under test.
Wherein, the sidewall of testing agency is provided with fan 24, is provided with several air vents 25 on rubber suction cups 20.Because 20 pairs of test contact points of rubber suction cups are isolated, the heat that causes contact point to be in producing in testing process cannot shed in time, fan 24 can be accelerated the air current flow of testing agency inside, air vent 25 can play the effect of rubber suction cups 20 inner air and outer air convection current, the rapid flow air-flow that fan produces is constantly passed through inside and outside rubber suction cups 20, and butt contact carries out radiating treatment.Avoid detection architecture because contact point excess Temperature produces drift.
More than show and described ultimate principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and instructions, describes just illustrates principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. an integral type automatic testing circuit board clamp, comprise shell (1), on shell (1), be provided with handle (2), button (3), pilot lamp (4), joint (5), it is characterized in that: in described shell (1), be provided with and detect box body (6), detect in box body (6) and be plugged with two line slideways (7), on line slideway (7), be provided with pallet (8), end face and the bottom surface of detecting box body (6) are respectively arranged with lower air cylinder (9) and rising cylinder (10), detect in box body (6) and be provided with testing agency, testing agency comprises the fixed head (11) that is fixed on the vertical direction on detection box body (6), on fixed head (11), be provided with slide rail (12), on slide rail (12), be provided with check-out console (13), on check-out console (13), be provided with several probes (14), the both sides of pallet (8) are respectively arranged with the first spring body (26), on the first spring body (26), be connected with projection (15), lower air cylinder (9) and rising cylinder (10) are connected to respectively reduction valve (16), reduction valve (16) is connected with rain glass (17).
2. integral type automatic testing circuit board clamp according to claim 1, it is characterized in that: between described probe (14) and check-out console (13), be provided with the second spring body (18), probe (14) top is provided with semisphere contact (19), and the arranged outside of semisphere contact (19) has rubber suction cups (20).
3. integral type automatic testing circuit board clamp according to claim 1, it is characterized in that: the bottom of the piston rod (21) on described rising cylinder (10) is provided with rubber layer (22), the interface that rising cylinder (10) contacts with piston rod (21) is provided with the rubber ring (23) with rubber layer (22) interference fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420308902.7U CN203881809U (en) | 2014-06-11 | 2014-06-11 | Integrated automatic circuit board test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420308902.7U CN203881809U (en) | 2014-06-11 | 2014-06-11 | Integrated automatic circuit board test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203881809U true CN203881809U (en) | 2014-10-15 |
Family
ID=51682294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420308902.7U Expired - Fee Related CN203881809U (en) | 2014-06-11 | 2014-06-11 | Integrated automatic circuit board test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203881809U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107505530A (en) * | 2017-09-30 | 2017-12-22 | 湖北兴昌电子科技有限公司 | A kind of Automated electronic component quality detection means and detection method |
| CN113725131A (en) * | 2021-11-02 | 2021-11-30 | 西安奕斯伟材料科技有限公司 | Wafer pretreatment device and wafer defect detection method |
-
2014
- 2014-06-11 CN CN201420308902.7U patent/CN203881809U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107505530A (en) * | 2017-09-30 | 2017-12-22 | 湖北兴昌电子科技有限公司 | A kind of Automated electronic component quality detection means and detection method |
| CN113725131A (en) * | 2021-11-02 | 2021-11-30 | 西安奕斯伟材料科技有限公司 | Wafer pretreatment device and wafer defect detection method |
| CN113725131B (en) * | 2021-11-02 | 2022-02-08 | 西安奕斯伟材料科技有限公司 | Wafer pretreatment device and wafer defect detection method |
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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: 20141015 Termination date: 20180611 |