CN208736901U - A kind of fixture for PCBA test - Google Patents
A kind of fixture for PCBA test Download PDFInfo
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- CN208736901U CN208736901U CN201821273731.3U CN201821273731U CN208736901U CN 208736901 U CN208736901 U CN 208736901U CN 201821273731 U CN201821273731 U CN 201821273731U CN 208736901 U CN208736901 U CN 208736901U
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Abstract
The utility model discloses a kind of fixtures for PCBA test, including test fixture ontology, the bottom of the test fixture ontology is provided with fixing seat, the upper surface of the fixing seat is fixedly installed with support column, and the upper surface of fixing seat is located at the rearward position of support column and is fixedly installed with fixed plate, the outer sheath of the support column is equipped with the first spring, and the top of support column is fixedly installed with test platform.The utility model is scientific and reasonable for structure, it is easy to operate, pass through the first limit plate, the second limit plate, third limit plate and the 4th limit plate, PCBA to be detected can be limited, certain guiding role is played simultaneously, guarantee the accuracy of testing result, pass through first sliding groove, second sliding slot, third sliding slot and the 4th sliding slot, it can be realized the sliding of the first limit plate, the second limit plate, third limit plate and the 4th limit plate, make the practicability that test fixture is improved it is suitable for the PCBA of different size size.
Description
Technical field
The utility model relates to PCBA test fixture technical field, specifically a kind of fixture for PCBA test.
Background technique
PCBA assembles printed circuit board, that is, PCB hollow plate passes through SMT piece uploading, using the entire system of DIP plug-in unit
Journey, abbreviation PCBA, this is a kind of domestic common literary style, and in PCBA process of manufacture, PCBA must be carried out before factory
Corresponding test, to judge the PCBA, whether function is normal.
Through retrieving, Chinese patent discloses a kind of PCBA test fixture fixture (Authorization Notice No. CN207248922U), should
First support bar is arranged by opening up mounting groove on support arm in patented technology in mounting groove, and top board is slidably mounted on
In first support bar, moved up and down convenient for top board, connector enable accurately to be plugged on PCBA, be easy to use, by
Telescopic protection board is installed on the top of pedestal, be can be improved the protecting effect of PCBA, is facilitated operation, is easy to use, Neng Gouyou
The raising working efficiency of effect reduces spoilage, reduces cost input, still, in PCBA test process in the prior art usually
It is the adjustment up and down that pressure plate is manually realized by manually adjusting handle, not only waste of manpower, while reducing working efficiency, to making
User makes troubles, and in test process, cannot limit to PCBA, is easy to appear displacement or puts inclined phenomenon, influences
The accuracy of test result, while the excessive damage for easily causing compression bar of dynamics during compression bar pushing, reduce its service life.Cause
This, those skilled in the art provide a kind of fixture for PCBA test, to solve the problems mentioned in the above background technology.
Summary of the invention
The purpose of this utility model is to provide a kind of fixtures for PCBA test, to solve to mention in above-mentioned background technique
It is usually the adjustment up and down for manually realizing pressure plate by manually adjusting handle in PCBA test process out, not only wastes people
Power, while working efficiency is reduced, it makes troubles, and in test process, PCBA cannot be limited to user, be easy
Now be displaced or put inclined phenomenon, influence the accuracy of test result, at the same compression bar push during dynamics is excessive easily causes compression bar
Damage, the problem of reducing its service life.
To achieve the above object, the utility model provides the following technical solutions:
A kind of fixture for PCBA test, including test fixture ontology, the bottom of the test fixture ontology are provided with
Fixing seat, the upper surface of the fixing seat is fixedly installed with support column, and the upper surface of fixing seat is located at the rear side position of support column
The place of setting is fixedly installed with fixed plate, and the outer sheath of the support column is equipped with the first spring, and the top of support column is fixedly installed with
Test platform is provided with the first fixed link at the top forward position of the fixed plate, and is parallel to first on front side of fixed plate
The second fixed link, the fixed peace in the front side of first fixed link and the second fixed link are fixedly installed at one side position of fixed link
Equipped with lifting cylinder, the bottom end of the lifting cylinder is connected with piston rod, and the bottom end of the piston rod is fixedly installed with pressure plate,
The lower surface of the pressure plate is provided with compression bar.
As a further solution of the present invention: the test platform includes the first limit plate, first sliding groove, the second limit
Position plate, second sliding slot, third limit plate, third sliding slot, the 4th limit plate and the 4th sliding slot, the upper end setting of the test platform
There is the first limit plate, and the upper surface of test platform is located at the lower position of the first limit plate and offers first sliding groove, it is described
The side of first limit plate is provided with the second limit plate, and the other side is provided with the 4th limit plate, the bottom of second limit plate
Second sliding slot is offered at the upper surface location of test platform, and the side of the second limit plate is equipped with third limit plate,
The bottom end of 4th limit plate, which is located at the upper surface location of test platform, offers the 4th sliding slot, the third limit plate
Lower section, which is located at the upper surface location of test platform, offers third sliding slot.
The compression bar includes upperpush rod as a further solution of the present invention, buffer spring, and down-pressed pole is described
The top of compression bar is provided with upperpush rod, and the bottom end of compression bar is equipped with down-pressed pole, and the buffer spring is located at upperpush rod and pushing
The junction of bar.
The test platform is fixedly connected with fixing seat by support column as a further solution of the present invention,
And the angle of the lower surface of test platform four is fixedly installed with support column, there are four the support column is arranged altogether, and four supports
The outside of column is arranged with the first spring.
The lifting cylinder and fixed plate pass through the first fixed link and second as a further solution of the present invention,
Fixed link is fixedly connected, and first fixed link is arranged in parallel with the second fixed link, and the first fixed link and the second fixed link are long
Spend identical, first fixed link and the second fixed link are bolted to connection with fixed plate and lifting cylinder.
First limit plate, the second limit plate, third limit plate, as a further solution of the present invention,
The rounded array distribution of four limit plates is sliding by first sliding groove in the upper end of test platform, first limit plate and test platform
Dynamic connection, second limit plate and test platform are slidably connected by second sliding slot, the third limit plate and test platform
It is slidably connected by third sliding slot, the 4th limit plate is slidably connected with test platform by the 4th sliding slot, and described first is sliding
There are two slot, second sliding slot, third sliding slot and the 4th sliding slot are respectively provided with, and two first sliding grooves, second sliding slot, third sliding slot and
4th sliding slot is arranged in parallel.
The lifting cylinder is fixedly connected with pressure plate by piston rod as a further solution of the present invention,
One end of the buffer spring connects upperpush rod, and the other end connects down-pressed pole, and the upperpush rod and down-pressed pole pass through buffer spring
It is fixedly connected.
Compared with prior art, the utility model has the beneficial effects that
1, the utility model can be treated by the first limit plate, the second limit plate, third limit plate and the 4th limit plate
The PCBA of detection is limited, while playing certain guiding role, prevents from occurring being displaced or putting in its test job partially and shadow
The phenomenon that ringing test result, guarantees the accuracy of testing result, while offering convenience to user.
2, the utility model can be realized the first limit by first sliding groove, second sliding slot, third sliding slot and the 4th sliding slot
The sliding of plate, the second limit plate, third limit plate and the 4th limit plate carries out position tune convenient for testing staff according to actual needs
It is whole, make the practicability that test fixture is improved it is suitable for the PCBA of different size size.
3, the utility model is acted by lifting cylinder, the lifting of pressure plate can be driven by piston rod, to realize
The automatic impaction of test fixture works, and overcomes traditional equipment manually to adjust the defect that handle compress work, not only saves
Manpower has been saved, and provides convenience for the test job of PCBA, and then improve the working efficiency of test fixture.
4, for the utility model by buffer spring, enabling to compression bar during the depression process has the pressure of buffering, prevents down
The excessive damage for causing compression bar is impacted during pressure, is prolonged its service life.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of fixture for PCBA test；
Fig. 2 be it is a kind of for PCBA test fixture in test platform structural schematic diagram；
Fig. 3 be it is a kind of for PCBA test fixture in compression bar structural schematic diagram.
In figure: 1, test fixture ontology；2, fixing seat；3, fixed plate；4, support column；5, the first spring；6, test platform；
7, the first fixed link；8, the second fixed link；9, lifting cylinder；10, piston rod；11, pressure plate；12, compression bar；61, the first limit
Plate；62, first sliding groove；63, the second limit plate；64, second sliding slot；65, third limit plate；66, third sliding slot；67, the 4th limit
Position plate；68, the 4th sliding slot；121, upperpush rod；122, buffer spring；123, down-pressed pole.
Specific embodiment
Please refer to Fig. 1~3, in the utility model embodiment, a kind of fixture for PCBA test, including test fixture sheet
Body 1, the bottom of test fixture ontology 1 are provided with fixing seat 2, and the upper surface of fixing seat 2 is fixedly installed with support column 4, and fixed
The upper surface of seat 2, which is located at the rearward position of support column 4, is fixedly installed with fixed plate 3, and the outer sheath of support column 4 is equipped with the first bullet
Spring 5, and the top of support column 4 is fixedly installed with test platform 6, test platform 6 is fixedly connected with fixing seat 2 by support column 4,
And the angle of the lower surface of test platform 6 four is fixedly installed with support column 4, there are four the total settings of support column 4, and four support columns
4 outside is arranged with the first spring 5, is provided with the first fixed link 7 at the top forward position of fixed plate 3, and fixed plate 3
Front side, which is parallel at a side position of the first fixed link 7, is fixedly installed with the second fixed link 8, and the first fixed link 7 and second is fixed
It is solid by the first fixed link 7 and the second fixed link 8 that the front side of bar 8 is fixedly installed with lifting cylinder 9, lifting cylinder 9 and fixed plate 3
Fixed connection, the first fixed link 7 is arranged in parallel with the second fixed link 8, and the first fixed link 7 is identical as 8 length of the second fixed link, the
One fixed link 7 and the second fixed link 8 are bolted to connection with fixed plate 3 and lifting cylinder 9, the bottom end of lifting cylinder 9
It is connected with piston rod 10, the bottom end of piston rod 10 is fixedly installed with pressure plate 11, and lifting cylinder 9 and pressure plate 11 pass through piston rod
10 are fixedly connected, and the lower surface of pressure plate 11 is provided with compression bar 12, are acted by lifting cylinder 9, can pass through 10 band of piston rod
The lifting of dynamic pressure plate 11 overcomes traditional equipment manually to adjust handle to realize the automatic impaction work of test fixture
The defect for compress work not only saves manpower, and provides convenience for the test job of PCBA, and then improve test clip
The working efficiency of tool.
In Fig. 2: test platform 6 include the first limit plate 61, first sliding groove 62, the second limit plate 63, second sliding slot 64,
Third limit plate 65, third sliding slot 66, the 4th limit plate 67 and the 4th sliding slot 68, the upper end of test platform 6 are provided with the first limit
Position plate 61, and the upper surface of test platform 6 is located at the lower position of the first limit plate 61 and offers first sliding groove 62, first limits
The side of position plate 61 is provided with the second limit plate 63, and the other side is provided with the 4th limit plate 67, the bottom position of the second limit plate 63
Second sliding slot 64 is offered at the upper surface location of test platform 6, and the side of the second limit plate 63 is equipped with third limit
Plate 65, the bottom end of the 4th limit plate 67, which is located at the upper surface location of test platform 6, offers the 4th sliding slot 68, third limit plate
65 lower section, which is located at the upper surface location of test platform 6, offers third sliding slot 66, the first limit plate 61, the second limit plate
63, third limit plate 65, the rounded array distribution of the 4th limit plate 67 are in the upper end of test platform 6, the first limit plate 61 and survey
Examination platform 6 is slidably connected by first sliding groove 62, and the second limit plate 63 is slidably connected with test platform 6 by second sliding slot 64,
Third limit plate 65 is slidably connected with test platform 6 by third sliding slot 66, and the 4th limit plate 67 passes through the 4th with test platform 6
Sliding slot 68 is slidably connected, there are two first sliding groove 62, second sliding slot 64, third sliding slot 66 and the 4th sliding slot 68 are respectively provided with, and two
A first sliding groove 62, second sliding slot 64, third sliding slot 66 and the 4th sliding slot 68 are arranged in parallel, and pass through the first limit plate 61,
Two limit plates 63, third limit plate 65 and the 4th limit plate 67 can limit PCBA to be detected, while play certain
Guiding role, prevent from occurring being displaced or putting in its test job partially and the phenomenon that influence test result, guarantee testing result
Accuracy, while offering convenience to user, while sliding by first sliding groove 62, second sliding slot 64, third sliding slot 66 and the 4th
Slot 68 can be realized the sliding of the first limit plate 61, the second limit plate 63, third limit plate 65 and the 4th limit plate 67, be convenient for
Testing staff carries out position adjustment according to actual needs, makes to improve test fixture it is suitable for the PCBA of different size size
Practicability.
In Fig. 3: compression bar 12 includes upperpush rod 121, and the top of buffer spring 122, down-pressed pole 123, compression bar 12 is provided with
Upperpush rod 121, and the bottom end of compression bar 12 is equipped with down-pressed pole 123, buffer spring 122 are located at upperpush rod 121 and down-pressed pole 123
Junction, one end of buffer spring 122 connect upperpush rod 121, and the other end connects down-pressed pole 123, upperpush rod 121 and down-pressed pole
123 are fixedly connected by buffer spring 122, enable to compression bar 12 to have buffering during the depression process by buffer spring 122
Pressure is prevented from impacting the excessive damage for causing compression bar 12 during pushing, be prolonged its service life.
The working principle of the utility model is: passing through the first limit firstly, the PCBA that detects will be needed to be placed on test platform
Position plate 61, the second limit plate 63, third limit plate 65 and the 4th limit plate 67, the PCBA detected to needs are limited, simultaneously
Certain guiding role is played, prevents from occurring being displaced or putting in its test job partially and the phenomenon that influence test result, guarantees inspection
The accuracy of result is surveyed, while being offered convenience to user, then, passes through first sliding groove 62, second sliding slot 64, third sliding slot 66
With the 4th sliding slot 68, the sliding of the first limit plate 61, the second limit plate 63, third limit plate 65 and the 4th limit plate 67 is realized,
Position adjustment is carried out according to actual needs convenient for testing staff, makes to improve test clip it is suitable for the PCBA of different size size
The practicability of tool is further acted by lifting cylinder 9, so that piston rod 10 drives the lifting of pressure plate 11, to realize
The automatic impaction of test fixture works, and overcomes traditional equipment manually to adjust the defect that handle compress work, not only saves
Manpower has been saved, and provides convenience for the test job of PCBA, and then improve the working efficiency of test fixture, finally, passing through pressure
The decline of descent tape dynamic pressure bar 12 of tight plate 11 carries out compression test job, enables to compression bar 12 under by buffer spring 122
There is the pressure of buffering during pressure, prevents from impacting the excessive damage for causing compression bar 12 during pushing, prolong its service life.
It is above-described, the only preferable specific embodiment of the utility model, but the protection scope of the utility model is simultaneously
It is not limited to this, anyone skilled in the art within the technical scope disclosed by the utility model, according to this reality
It is subject to equivalent substitution or change with novel technical solution and its utility model design, should all covers the protection in the utility model
Within the scope of.
Claims (7)
1. a kind of fixture for PCBA test, including test fixture ontology (1), which is characterized in that the test fixture ontology
(1) bottom is provided with fixing seat (2), and the upper surface of the fixing seat (2) is fixedly installed with support column (4), and fixing seat (2)
Upper surface be located at the rearward position of support column (4) and be fixedly installed with fixed plate (3), be arranged on the outside of the support column (4)
Have the first spring (5), and the top of support column (4) is fixedly installed with test platform (6), on front side of the top of the fixed plate (3)
It is provided at position the first fixed link (7), and is parallel at a side position of the first fixed link (7) and consolidates on front side of fixed plate (3)
Dingan County is equipped with the second fixed link (8), is fixedly installed with lifting air on front side of first fixed link (7) and the second fixed link (8)
The bottom end of cylinder (9), the lifting cylinder (9) is connected with piston rod (10), and the bottom end of the piston rod (10) is fixedly installed with pressure
Tight plate (11), the lower surface of the pressure plate (11) is provided with compression bar (12).
2. a kind of fixture for PCBA test according to claim 1, which is characterized in that test platform (6) packet
Include the first limit plate (61), first sliding groove (62), the second limit plate (63), second sliding slot (64), third limit plate (65), third
The upper end of sliding slot (66), the 4th limit plate (67) and the 4th sliding slot (68), the test platform (6) is provided with the first limit plate
(61), and the upper surface of test platform (6) is located at the lower position of the first limit plate (61) and offers first sliding groove (62), institute
The side for stating the first limit plate (61) is provided with the second limit plate (63), and the other side is provided with the 4th limit plate (67), and described
The bottom of two limit plates (63), which is located at the upper surface location of test platform (6), to be offered second sliding slot (64), and the second limit
The side of plate (63) is equipped with third limit plate (65), and the bottom end of the 4th limit plate (67) is located at the upper of test platform (6)
The 4th sliding slot (68) is offered at surface location, the lower section of the third limit plate (65) is located at the upper surface of test platform (6)
Third sliding slot (66) are offered at position.
3. a kind of fixture for PCBA test according to claim 1, which is characterized in that the compression bar (12) includes upper
The top of compression bar (121), buffer spring (122), down-pressed pole (123), the compression bar (12) is provided with upperpush rod (121), and is pressed
The bottom end of bar (12) is equipped with down-pressed pole (123), and the buffer spring (122) is located at upperpush rod (121) and down-pressed pole (123)
Junction.
4. it is according to claim 1 it is a kind of for PCBA test fixture, which is characterized in that the test platform (6) with
Fixing seat (2) is fixedly connected by support column (4), and the angle of the lower surface of test platform (6) four is fixedly installed with support column
(4), there are four the support column (4) is arranged altogether, and the outside of four support columns (4) is arranged with the first spring (5).
5. it is according to claim 1 it is a kind of for PCBA test fixture, which is characterized in that the lifting cylinder (9) with
Fixed plate (3) is fixedly connected by the first fixed link (7) with the second fixed link (8), and first fixed link (7) is fixed with second
Bar (8) is arranged in parallel, and the first fixed link (7) is identical as the second fixed link (8) length, first fixed link (7) and second
Fixed link (8) is bolted to connection with fixed plate (3) and lifting cylinder (9).
6. a kind of fixture for PCBA test according to claim 2, which is characterized in that first limit plate
(61), the second limit plate (63), third limit plate (65), the 4th limit plate (67) rounded array distribution are in test platform (6)
Upper end, first limit plate (61) and test platform (6) are slidably connected by first sliding groove (62), second limit plate
(63) it is slidably connected with test platform (6) by second sliding slot (64), the third limit plate (65) passes through with test platform (6)
Third sliding slot (66) is slidably connected, and the 4th limit plate (67) is slidably connected with test platform (6) by the 4th sliding slot (68),
There are two the first sliding groove (62), second sliding slot (64), third sliding slot (66) and the 4th sliding slot (68) are respectively provided with, and two
One sliding slot (62), second sliding slot (64), third sliding slot (66) and the 4th sliding slot (68) are arranged in parallel.
7. it is according to claim 3 it is a kind of for PCBA test fixture, which is characterized in that the lifting cylinder (9) with
Pressure plate (11) is fixedly connected by piston rod (10), and one end of the buffer spring (122) connects upperpush rod (121), another
End connection down-pressed pole (123), the upperpush rod (121) are fixedly connected with down-pressed pole (123) by buffer spring (122).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821273731.3U CN208736901U (en) | 2018-08-08 | 2018-08-08 | A kind of fixture for PCBA test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821273731.3U CN208736901U (en) | 2018-08-08 | 2018-08-08 | A kind of fixture for PCBA test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208736901U true CN208736901U (en) | 2019-04-12 |
Family
ID=66028557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821273731.3U Active CN208736901U (en) | 2018-08-08 | 2018-08-08 | A kind of fixture for PCBA test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208736901U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110133480A (en) * | 2019-05-31 | 2019-08-16 | 中国电子科技集团公司第二十九研究所 | A kind of CBB module testing rack and test fixture |
| CN111337718A (en) * | 2020-04-24 | 2020-06-26 | 北京博纳菲德科技有限公司 | Testing tool for communication equipment of 4G communication technology and testing method thereof |
| CN111896778A (en) * | 2020-07-15 | 2020-11-06 | 中车株洲电力机车研究所有限公司 | HALT test fixture for PCBA plug-in and mounting method |
| CN112091687A (en) * | 2020-10-20 | 2020-12-18 | 李艳艳 | Fixing clamp for numerical control machine tool |
| CN114019196A (en) * | 2021-11-01 | 2022-02-08 | 湖南三易精工科技有限公司 | Relay contact voltage drop test fixture |
| CN114873254A (en) * | 2022-06-09 | 2022-08-09 | 代成 | General clamping device for full profile of automobile disc brake abrasive disc |
| WO2023070652A1 (en) * | 2021-11-01 | 2023-05-04 | 湖南三易精工科技有限公司 | Relay contact voltage drop test fixture |
-
2018
- 2018-08-08 CN CN201821273731.3U patent/CN208736901U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110133480A (en) * | 2019-05-31 | 2019-08-16 | 中国电子科技集团公司第二十九研究所 | A kind of CBB module testing rack and test fixture |
| CN111337718A (en) * | 2020-04-24 | 2020-06-26 | 北京博纳菲德科技有限公司 | Testing tool for communication equipment of 4G communication technology and testing method thereof |
| CN111896778A (en) * | 2020-07-15 | 2020-11-06 | 中车株洲电力机车研究所有限公司 | HALT test fixture for PCBA plug-in and mounting method |
| CN111896778B (en) * | 2020-07-15 | 2023-05-26 | 中车株洲电力机车研究所有限公司 | HALT test fixture for PCBA plug-in and mounting method |
| CN112091687A (en) * | 2020-10-20 | 2020-12-18 | 李艳艳 | Fixing clamp for numerical control machine tool |
| CN114019196A (en) * | 2021-11-01 | 2022-02-08 | 湖南三易精工科技有限公司 | Relay contact voltage drop test fixture |
| WO2023070652A1 (en) * | 2021-11-01 | 2023-05-04 | 湖南三易精工科技有限公司 | Relay contact voltage drop test fixture |
| CN114873254A (en) * | 2022-06-09 | 2022-08-09 | 代成 | General clamping device for full profile of automobile disc brake abrasive disc |
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