CN108802545B - Welding type filter aging test tool - Google Patents
Welding type filter aging test tool Download PDFInfo
- Publication number
- CN108802545B CN108802545B CN201810975652.5A CN201810975652A CN108802545B CN 108802545 B CN108802545 B CN 108802545B CN 201810975652 A CN201810975652 A CN 201810975652A CN 108802545 B CN108802545 B CN 108802545B
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- Prior art keywords
- circuit board
- sliding
- aging
- fixedly connected
- type filter
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
-
- 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
-
- 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
- G01R1/36—Overload-protection arrangements or circuits for electric measuring instruments
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing Of Electrical Connectors (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a welding type filter aging test tool, which comprises a substrate, wherein 4 support columns which are symmetrical in pairs are vertically fixedly connected on the substrate, a power circuit board, a current-limiting circuit board and an aging circuit board are sequentially arranged on the 4 support columns from bottom to top, the power circuit board is arranged on the support columns through a single-head copper stud, the current-limiting circuit board is arranged on the single-head copper stud through a double-head copper stud, and the aging circuit board is arranged on the double-head stud and is locked through a nut; the aging circuit board is provided with a plurality of dot matrix type tooling holes which are communicated with each other through a printed circuit line; a plurality of current limiting resistors are fixedly connected on the current limiting circuit board, and conductive sleeves are welded at two ends of each current limiting resistor; the power circuit board is welded with a plurality of power pins inserted into the conductive sleeve, and the edge of the power circuit board is also provided with a DB25 connector. The condition that the detection and ageing time is prolonged due to the fact that the existing welding type filter needs to be carried out singly in ageing test is improved.
Description
Technical Field
The invention relates to the field of filter detection, in particular to a welding type filter aging test tool.
Background
The ultra-small welding type filter product is required to be subjected to a power-on screening test after being produced, and an aging test is carried out simultaneously, at present, when the aging test of the welding type filter product is carried out, each filter is independently connected to a test tool for testing, and because the welding type filter is small in size, the welding type filter is classified after being tested, is easy to confuse, and also easy to cause the falling condition, the whole testing process needs single detection, the detection time is prolonged, the detection efficiency is low, the aging is also required to be carried out for a long time, and the aging efficiency is seriously influenced by single time.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention provides a welding type filter aging test tool, which solves the problems of detection and aging time extension caused by single operation in the existing welding type filter aging test.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a welding type filter ageing test frock, includes the base plate, the perpendicular rigid coupling has 4 support columns of pairwise symmetry on the base plate, is equipped with power circuit board, current-limiting circuit board and ageing circuit board on 4 support columns in proper order from bottom to top, and wherein power circuit board installs on the support column through single-end copper double-screw bolt, current-limiting circuit board installs on single-end copper double-screw bolt through the double-end copper double-screw bolt, ageing circuit board installs on the double-screw bolt and locks through the nut; the aging circuit board is provided with a plurality of dot matrix type tooling holes which are communicated with each other through a printed circuit line; a plurality of current limiting resistors aligned with the center line of the tooling hole are fixedly connected to the current limiting circuit board, and conductive sleeves are welded at two ends of each current limiting resistor; a plurality of power supply pins inserted into the conductive sleeves are welded on the power supply circuit board, and DB25 connectors are further arranged at the edges of the power supply circuit board; and the base plate is also provided with a pressing mechanism for inserting the filter into the tooling hole during pressing welding.
When the welding type filter is used, the DB25 connector on the power circuit board is connected with test equipment, a plurality of welding type filters are placed in the tooling holes, the lower ends of the welding type filters are inserted into the conductive sleeves, and then the welding type filters are compressed in a row by row through the compressing mechanism, so that the welding type filters are stably limited in the tooling holes, and the connection stability of the lower ends is ensured; the test device is used for supplying power to the power circuit board through a direct current power supply, current is introduced into the welding type filter through the power pin, aging is carried out, and meanwhile the welding type filter is detected through a detected signal, so that the quality of the welding type filter is judged.
Compared with the prior art, the invention has the following beneficial effects:
1. the tooling holes which are communicated with each other in a dot matrix manner can rapidly position the welding type filter with problems in the test process, and each independent circuit is provided with a current limiting resistor, so that the damage condition of short circuit in the test process can be reliably ensured;
2. ageing and detection of hundreds of welding filters can be simultaneously carried out through a plurality of tooling holes, so that the current situation of single detection is avoided, and the detection and ageing are carried out in batches, so that the efficiency of the whole ageing and detection process is improved, and the detection time is reduced;
3. the whole tool is simple in structure, low in manufacturing cost and simple and convenient to operate, can be applied to detection of the welding type filter in batches, and can indirectly reduce the cost in the detection process.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic top view of the hold-down mechanism of the present invention;
FIG. 3 is a schematic view of a partial enlarged structure at A in FIG. 1;
in the figure, a base plate 1, a support column 2, a power circuit board 3, a current limiting circuit board 4, an aging circuit board 5, a single-head copper stud 6, a double-head copper stud 7, a current limiting resistor 8, a conductive sleeve 9, a power pin 10, a DB25 connector 11, a pressing mechanism 12, a sliding seat 121, a positioning rod 1211, a sliding block 1212, a moving block 122, a conical limiting pin 123, a pressing assembly 124, a guide rod 1241, a limiting plate 1242, a positioning plate 1243, a hollow sleeve 1244, a reset spring 13, a holding rod 14 and a welded filter 100.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1 to 3, the burn-in fixture for a welded filter according to the present invention includes a substrate 1, two symmetrical 4 support columns 2 are vertically and fixedly connected to the substrate 1, a power circuit board 3, a current limiting circuit board 4 and a burn-in circuit board 5 are sequentially arranged on the 4 support columns 2 from bottom to top, wherein the power circuit board 3 is mounted on the support columns 2 through a single-head copper stud 6, the current limiting circuit board 4 is mounted on the single-head copper stud 6 through a double-head copper stud 7, and the burn-in circuit board 5 is mounted on the double-head copper stud 7 and is locked through a nut, so that the power circuit board 3, the current limiting circuit board 4 and the burn-in circuit board 5 are assembled into a whole and are stably mounted on the 4 support columns 2, wherein the burn-in circuit board 5 is provided with a plurality of lattice fixture holes, and the fixture holes are all communicated with each other through a printed circuit line; a plurality of current limiting resistors 8 aligned with the center line of the tooling hole are fixedly connected on the current limiting circuit board 4, and conductive sleeves 9 are welded at two ends of the current limiting resistor 8; the power supply circuit board 3 is welded with a plurality of power supply pins 10 inserted into the conductive sleeves 9, the edge of the power supply circuit board 3 is also provided with the DB25 connectors 11, and as the size of the welding type filter is smaller and the convenience of pulling and use is considered, the number of tooling holes on the aging circuit board 5 is at least 200, the detection work can be carried out simultaneously in one aging test, when the detection is carried out, the DB25 connectors 11 are connected with test equipment, the working state of the welding type filter is detected, coordinate points are formed by tooling holes which are arranged in a dot matrix mode and communicated, and when the defect or adverse reaction of the welding type filter is detected in the test process, the position of the specific welding type filter can be rapidly positioned, so that the screening of defective products is rapidly carried out; in addition, the current limiting resistor 8 is arranged before the welding filter is electrified, so that the condition that short circuit is burnt out in the test process can be effectively avoided. The conductive sleeve 9 at the upper end of the resistor can enable the lower end of the welding type filter to be well inserted, and the conductive sleeve 9 at the lower end of the resistor enables the upper end of the power pin 10 to be well inserted, so that the welding type filter can be well connected after being positioned on the aging circuit board 5, and the stability after being electrified is ensured.
The substrate 1 is also provided with a pressing mechanism 12 for pressing the welding type filter into the tooling hole, the lower end of the welding type filter is pressed into the conductive sleeve 9 at the upper end of the current-limiting resistor 8 through the pressing mechanism 12, and meanwhile, the welding type filter is stably limited in the tooling hole, so that a good contact effect is maintained; the pressing mechanism 12 comprises two sliding seats 121 which are symmetrical relative to the longitudinal central plane of the base plate 1 and are positioned at the outer sides of the 4 support columns 2, the sliding seats 121 comprise two positioning rods 1211 which are vertically and fixedly connected on the base plate 1, sliding blocks 1212 close to the top ends are welded between the two positioning rods 1211, and rectangular sliding holes which are transversely penetrated are formed in the sliding blocks 1212; a moving block 122 passing through the rectangular sliding holes is arranged between the two sliding blocks 1212, and at least two conical limiting pins 123 are arranged at two ends of the moving block 122 extending out of the two sliding blocks 1212; therefore, the whole moving block 122 can only move along the length direction of the rectangular sliding hole, so that the moving block 122 can move above the lattice type tooling holes, and the tooling holes in the same row can be completely covered in the moving process.
The movable block 122 is provided with a pressing assembly 124 capable of sliding up and down, the pressing assembly 124 comprises a plurality of guide rods 1241 which are arranged on the movable block 122 in a sliding manner and uniformly distributed along the length direction of the movable block 122, a limiting plate 1242 is fixedly connected to the upper ends of the guide rods 1241, a positioning plate 1243 is fixedly connected to the lower ends of the guide rods 1241, a hollow sleeve 1244 is arranged on the positioning plate 1243, each hollow sleeve 1244 is coaxial with a corresponding tooling hole, and when the positioning plate 1243 is pushed to move downwards under the guiding action of the guide rod 1241, the hollow sleeve 1244 is quickly sleeved on an upper-end contact pin of the welding type filter and is finally pressed into the tooling hole in a stable manner after being abutted to a step plane, and meanwhile, the lower-end contact pin of the welding type filter is inserted into the conductive sleeve 9.
In order to enable the hollow sleeve 1244 to be far away from the welding type filter in the detection process, the situation of detection interference is avoided, a reset spring 13 is sleeved on the guide rod 1241 at a position between the moving block 122 and the limiting plate 1242, and after the welding type filter is pressed downwards, the limiting plate 1242 drives the guide rod 1241 and the positioning plate 1243 to move upwards through reverse elasticity of the reset spring 13, so that the hollow sleeve 1244 is automatically separated from the welding type filter. After each compaction of one row, the device can be automatically reset, so that the next row of compaction work is facilitated, and the phenomenon that the upper-end contact pin of the welding type filter is broken or bent in the process of moving the compaction assembly 124 can be avoided.
In order to facilitate the manual pushing of the pressing assembly 124, the middle part of the limiting plate 1242 is fixedly connected with the holding rod 14 with a U-shaped structure, so that the holding by a human hand is realized.
The whole fixture is simple in structure and low in manufacturing cost, and can realize detection and aging of hundreds of welding filters in one batch, so that the efficiency of the whole detection and aging process is effectively improved; the structure of the welding type filter is as follows: the tool comprises a filtering part with a cylindrical step structure, wherein pins extending outwards are fixedly connected to two ends of the filtering part, and the tool is mainly applied to the detection and aging processes of the welding type filter.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present invention, which is intended to be covered by the scope of the claims of the present invention.
Claims (5)
1. Welding formula wave filter ageing test frock, its characterized in that: the power supply circuit board is arranged on the support columns through single-head copper studs, the current-limiting circuit board is arranged on the single-head copper studs through the double-head copper studs, and the aging circuit board is arranged on the double-head copper studs and locked through nuts;
the aging circuit board is provided with a plurality of dot matrix type tooling holes which are communicated with each other through a printed circuit line; a plurality of current limiting resistors aligned with the center line of the tooling hole are fixedly connected to the current limiting circuit board, and conductive sleeves are welded at two ends of each current limiting resistor; a plurality of power supply pins inserted into the conductive sleeves are welded on the power supply circuit board, and DB25 connectors are further arranged at the edges of the power supply circuit board;
and the base plate is also provided with a pressing mechanism for pressing the welding type filter to be inserted into the tooling hole.
2. The welding filter aging test tool according to claim 1, wherein: the pressing mechanism comprises two sliding seats which are symmetrical relative to the longitudinal central plane of the base plate and are positioned at the outer sides of the 4 supporting columns, each sliding seat comprises two positioning rods which are vertically and fixedly connected on the base plate, a sliding block close to the top end is welded between the two positioning rods, and a transverse through rectangular sliding hole is formed in the sliding block;
a moving block penetrating through the rectangular sliding hole is arranged between the two sliding blocks, and at least two conical limiting pins are arranged at two ends of the moving block extending out of the two sliding blocks;
the movable block is provided with a pressing component capable of sliding up and down.
3. The welding filter aging test tool according to claim 2, wherein: the pressing assembly comprises a plurality of guide rods which are arranged on the moving block in a sliding manner and uniformly distributed along the length direction of the moving block, a limiting plate is fixedly connected to the upper ends of the guide rods, a positioning plate is fixedly connected to the lower ends of the guide rods, an emptying core sleeve is arranged on the positioning plate, and each hollow sleeve is coaxial with a corresponding tool hole.
4. A welded filter burn-in tool as defined in claim 3, wherein: and a return spring is sleeved on the guide rod at a position between the moving block and the limiting plate.
5. The welding filter aging test tool according to claim 4, wherein: the middle part of the limiting plate is fixedly connected with a holding rod with a U-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810975652.5A CN108802545B (en) | 2018-08-24 | 2018-08-24 | Welding type filter aging test tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810975652.5A CN108802545B (en) | 2018-08-24 | 2018-08-24 | Welding type filter aging test tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108802545A CN108802545A (en) | 2018-11-13 |
| CN108802545B true CN108802545B (en) | 2023-09-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810975652.5A Active CN108802545B (en) | 2018-08-24 | 2018-08-24 | Welding type filter aging test tool |
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| Country | Link |
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| CN (1) | CN108802545B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109470968B (en) * | 2018-11-14 | 2023-10-17 | 重庆山淞信息技术有限公司 | Rectangular filter connector test fixture |
| CN112698172B (en) * | 2020-11-27 | 2023-03-21 | 北京无线电计量测试研究所 | Device and method for realizing electric aging |
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| CN202794237U (en) * | 2012-08-28 | 2013-03-13 | 无锡天和电子有限公司 | Clamp for aging test of pasting capacitor element |
| CN204832474U (en) * | 2015-07-31 | 2015-12-02 | 新际电子元件（杭州）有限公司 | Power tool observation circuit that ages |
| CN206223820U (en) * | 2016-11-21 | 2017-06-06 | 北京和光伟业传感技术有限公司 | A kind of PCB ageing managements demarcate frock |
| CN106896244A (en) * | 2017-04-12 | 2017-06-27 | 江苏伊施德创新科技有限公司 | Ageing fixture and the method that contact condition and the test of ageing result are done using the fixture |
| CN206563784U (en) * | 2017-03-24 | 2017-10-17 | 厦门华信安电子科技有限公司 | A kind of patch capacitor burn-in test device and device |
| CN206945904U (en) * | 2017-06-12 | 2018-01-30 | 东莞市远见自动化科技有限公司 | A kind of device for circuit board batch aging |
| CN207198254U (en) * | 2017-08-01 | 2018-04-06 | 南通江海储能技术有限公司 | A kind of aging tool of ultracapacitor |
| CN208705418U (en) * | 2018-08-24 | 2019-04-05 | 重庆大及电子科技有限公司 | A kind of welded type filter degradation tooling |
-
2018
- 2018-08-24 CN CN201810975652.5A patent/CN108802545B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5387861A (en) * | 1993-06-16 | 1995-02-07 | Incal Technology, Inc. | Programmable low profile universally selectable burn-in board assembly |
| CN1847859A (en) * | 2005-03-18 | 2006-10-18 | 阿尔卑斯电气株式会社 | Semiconductor carrier tray, and burn-in board, burn-in test method, and semiconductor manufacturing method |
| CN201199248Y (en) * | 2007-05-10 | 2009-02-25 | 曹宏国 | Socket for testing aging of uniseriel integrated circuit element |
| CN202794237U (en) * | 2012-08-28 | 2013-03-13 | 无锡天和电子有限公司 | Clamp for aging test of pasting capacitor element |
| CN204832474U (en) * | 2015-07-31 | 2015-12-02 | 新际电子元件（杭州）有限公司 | Power tool observation circuit that ages |
| CN206223820U (en) * | 2016-11-21 | 2017-06-06 | 北京和光伟业传感技术有限公司 | A kind of PCB ageing managements demarcate frock |
| CN206563784U (en) * | 2017-03-24 | 2017-10-17 | 厦门华信安电子科技有限公司 | A kind of patch capacitor burn-in test device and device |
| CN106896244A (en) * | 2017-04-12 | 2017-06-27 | 江苏伊施德创新科技有限公司 | Ageing fixture and the method that contact condition and the test of ageing result are done using the fixture |
| CN206945904U (en) * | 2017-06-12 | 2018-01-30 | 东莞市远见自动化科技有限公司 | A kind of device for circuit board batch aging |
| CN207198254U (en) * | 2017-08-01 | 2018-04-06 | 南通江海储能技术有限公司 | A kind of aging tool of ultracapacitor |
| CN208705418U (en) * | 2018-08-24 | 2019-04-05 | 重庆大及电子科技有限公司 | A kind of welded type filter degradation tooling |
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| Publication number | Publication date |
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| CN108802545A (en) | 2018-11-13 |
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