CN110888043A - Multi-angle test fixture for electromagnetic emission of integrated circuit - Google Patents
Multi-angle test fixture for electromagnetic emission of integrated circuit Download PDFInfo
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- CN110888043A CN110888043A CN201911265943.6A CN201911265943A CN110888043A CN 110888043 A CN110888043 A CN 110888043A CN 201911265943 A CN201911265943 A CN 201911265943A CN 110888043 A CN110888043 A CN 110888043A
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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
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2851—Testing of integrated circuits [IC]
- G01R31/2855—Environmental, reliability or burn-in testing
- G01R31/286—External aspects, e.g. related to chambers, contacting devices or handlers
- G01R31/2865—Holding devices, e.g. chucks; Handlers or transport devices
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses an integrated circuit electromagnetic emission multi-angle test fixture, which relates to the technical field of integrated circuit electromagnetic emission and aims at solving the problem of multi-angle adjustment of the fixture in the integrated circuit electromagnetic emission detection process. The invention can carry out multi-angle and all-around comprehensive detection on the detection of the electromagnetic emission of the integrated circuit through the combination of various structures, improves the qualification rate of the integrated circuit products flowing into the market, can carry out clamping detection on the integrated circuits with different specifications, and enlarges the application range of the device.
Description
Technical Field
The invention relates to the technical field of integrated circuit electromagnetic emission, in particular to a multi-angle test fixture for integrated circuit electromagnetic emission.
Background
The integrated circuit is a miniature electronic device or component, and adopts a certain process to interconnect the elements of transistor, resistor, capacitor and inductor, etc. required in a circuit and the wiring together, and make them on a small piece or several small pieces of semiconductor wafer or medium substrate, then package them in a tube shell to form the miniature structure with required circuit function; all the elements are structurally integrated, so that the electronic elements are greatly miniaturized, low in power consumption, intelligent and high in reliability.
After the integrated circuit is produced and processed, various detections are needed, wherein electromagnetic emission is an important content of the test, and the existing electromagnetic emission detection mode is generally used for carrying out plane detection on the integrated circuit, so that detection omission easily occurs, unqualified products flow into the market, and market impact is caused.
Disclosure of Invention
The invention provides an integrated circuit electromagnetic emission multi-angle test fixture, which solves the problem of multi-angle adjustment of the fixture in the integrated circuit electromagnetic emission detection process.
In order to achieve the purpose, the invention adopts the following technical scheme:
an integrated circuit electromagnetic emission multi-angle test fixture comprises a shell, wherein a double-shaft motor is fixedly connected to the inner wall of the bottom of the shell, a first rotating shaft is installed at the right output end of the double-shaft motor, a driving belt pulley is installed at the right end of the first rotating shaft, a driven belt pulley is arranged below the driving belt pulley, a second rotating shaft is connected to the left side of the driven belt pulley through a bolt, a driving bevel gear is installed at the left end of the second rotating shaft, a driven bevel gear is arranged at the left side of the driving bevel gear, the driving bevel gear and the driven bevel gear are in meshing transmission, a third rotating shaft is connected to the driven bevel gear through a bolt, a base is fixedly connected to the bottom end of the third rotating shaft, a reciprocating screw rod is installed at the left output end of the double-shaft motor, a movable ring is sleeved on, the top of first vaulting pole articulates there is first slider, it has the second vaulting pole to articulate on the first slider, the top of second vaulting pole articulates there is the diaphragm, sliding connection has the fixed block on the diaphragm.
Preferably, the inner wall of the bottom of the casing is connected with a double-shaft motor through a bolt, a first slot is formed in the right side of the casing, a first bearing is installed in the first slot, the first rotating shaft is connected with the first bearing through a bolt, and the right end of the first rotating shaft penetrates through the first slot.
Preferably, a belt is connected between the driving belt pulley and the driven belt pulley, a support block is welded on the outer wall of the bottom of the shell, a second bearing is fixedly connected to the bottom of the support block, and the second rotating shaft is connected with the second bearing through a bolt.
Preferably, the top end of the third rotating shaft is connected with a third bearing through a bolt, the top of the third bearing is fixedly connected to the shell, and the bottom end of the third rotating shaft is fixedly connected to the base.
Preferably, a fourth bearing is installed at the left end of the reciprocating screw rod, the left side of the fourth bearing is fixedly connected to the inner wall of the left side of the shell, a first sliding groove is formed in the wall of the left side of the shell, a first sliding block is connected to the inside of the first sliding groove in a sliding mode, and a first support rod and a second support rod are hinged to the right side of the first sliding block.
Preferably, a support plate is welded on the inner wall of the right side of the shell, a transverse plate is hinged to the left end of the support plate, a second sliding groove is formed in the transverse plate, two second sliding blocks are connected to the inside of the second sliding groove in a sliding mode, and a fixing block is fixedly connected to the tops of the second sliding blocks.
Preferably, two one side welding that the second slider kept away from each other has the spring, the one end that the second slider was kept away from to the spring welds on the both sides inner wall of second spout, the opening has been seted up on the front of casing.
Compared with the prior art, the invention has the beneficial effects that:
1. this scheme makes the device can drive the casing and carry out the rotation test through the combination of biax motor, first pivot, drive pulley, driven pulley, second pivot, drive bevel gear, driven bevel gear, third pivot and base to it is more perfect to make the device to integrated circuit's electromagnetic detection.
2. This scheme makes the device not only can carry out the adjustment of multi-angle with integrated circuit device through the combination of reciprocal lead screw, activity ring, first vaulting pole, second vaulting pole, diaphragm, fixed block and spring, and can press from both sides the tight detection of integrated circuit device with different specifications to make the practicality of device improve.
In conclusion, the device can not only carry out multi-angle and all-around comprehensive detection on the detection of electromagnetic emission of the integrated circuit through the combination of various structures, improves the qualification rate of the integrated circuit products flowing into the market, but also can clamp and detect the integrated circuits with different specifications, and enlarges the application range of the device.
Drawings
FIG. 1 is a schematic cross-sectional front view of an electromagnetic emission multi-angle test fixture for an integrated circuit according to the present invention;
FIG. 2 is a schematic diagram of a left side view structure of an electromagnetic emission multi-angle test fixture for an integrated circuit according to the present invention;
FIG. 3 is a schematic diagram of a right side view of the multi-angle test fixture for electromagnetic emission of integrated circuits according to the present invention.
In the figure: the device comprises a shell 1, a double-shaft motor 2, a first rotating shaft 3, a driving belt pulley 4, a driven belt pulley 5, a second rotating shaft 6, a driving bevel gear 7, a driven bevel gear 8, a third rotating shaft 9, a base 10, a reciprocating screw rod 11, a movable ring 12, a first support rod 13, a second support rod 14, a transverse plate 15, a fixed block 16 and a spring 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-3, an integrated circuit electromagnetic emission multi-angle test fixture comprises a housing 1, a double-shaft motor 2 is fixedly connected to the inner wall of the bottom of the housing 1, a first rotating shaft 3 is installed at the right output end of the double-shaft motor 2, a driving pulley 4 is installed at the right end of the first rotating shaft 3, a driven pulley 5 is installed below the driving pulley 4, a second rotating shaft 6 is connected to the left side of the driven pulley 5 through a bolt, a driving bevel gear 7 is installed at the left end of the second rotating shaft 6, a driven bevel gear 8 is installed at the left side of the driving bevel gear 7, the driving bevel gear 7 and the driven bevel gear 8 are in meshing transmission, a third rotating shaft 9 is connected to the driven bevel gear 8 through a bolt, a base 10 is fixedly connected to the bottom of the third rotating shaft 9, a reciprocating screw rod 11 is installed at the left, the top of the outer ring of the movable ring 12 is hinged with a first support rod 13, the top end of the first support rod 13 is hinged with a first sliding block, the first sliding block is hinged with a second support rod 14, the top end of the second support rod 14 is hinged with a transverse plate 15, and the transverse plate 15 is connected with a fixed block 16 in a sliding mode.
The bottom inner wall of the shell 1 is connected with a double-shaft motor 2 through a bolt, a first slotted hole is formed in the right side of the shell 1, a first bearing is installed in the first slotted hole, the first rotating shaft 3 is connected with the first bearing through a bolt, the right end of the first rotating shaft 3 penetrates through the first slotted hole, a belt is connected between the driving belt pulley 4 and the driven belt pulley 5, a support block is welded on the bottom outer wall of the shell 1, a second bearing is fixedly connected to the bottom of the support block, the second rotating shaft 6 is connected with the second bearing through a bolt, the top end of the third rotating shaft 9 is connected with a third bearing through a bolt, the top of the third bearing is fixedly connected to the shell 1, the bottom end of the third rotating shaft 9 is fixedly connected to the base 10, a fourth bearing is installed at the left end of the reciprocating screw rod 11, the left side of the fourth bearing is fixedly connected to the left inner wall of the shell, the inside sliding connection of first spout has first slider, the right side of first slider articulates there are first vaulting pole 13 and second vaulting pole 14, the welding has the extension board on the right side inner wall of casing 1, the left end of extension board articulates there is diaphragm 15, the second spout has been seted up on diaphragm 15, the inside sliding connection of second spout has two second sliders, the top fixedly connected with fixed block 16 of second slider, one side welding that two second sliders kept away from each other has spring 17, the one end that spring 17 kept away from the second slider welds on the both sides inner wall of second spout, the opening has been seted up in casing 1's front.
In this embodiment, first, the integrated circuit is placed on the transverse plate 15 through the opening on the front surface of the housing 1, the second slider is controlled to move towards two sides, the spring 17 is compressed, so that the fixing block 16 clamps the integrated circuit, the dual-shaft motor 2 is started to drive the reciprocating screw rod 11 to rotate with the first rotating shaft 3, the first rotating shaft 3 drives the driving pulley 4 to rotate, the driving pulley 4 drives the driven pulley 5 through a belt, so that the second rotating shaft 6 rotates, the driving bevel gear 7 and the driven bevel gear 8 are in meshing transmission, so that the third rotating shaft 9 is driven to rotate, so that the housing 1 rotates, the movable ring 12 is driven to reciprocate by the rotation of the reciprocating screw rod 11, so that the first supporting rod 13 is driven to move upwards, so that the second supporting rod 14 is driven to move, and finally the angle of the transverse plate 15 is adjusted, the electromagnetic emission detection of the integrated circuit can be carried out in all directions and at multiple angles.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The multi-angle test fixture for the electromagnetic emission of the integrated circuit comprises a shell (1) and is characterized in that a double-shaft motor (2) is fixedly connected to the inner wall of the bottom of the shell (1), a first rotating shaft (3) is installed at the right output end of the double-shaft motor (2), a driving belt pulley (4) is installed at the right end of the first rotating shaft (3), a driven belt pulley (5) is arranged below the driving belt pulley (4), a second rotating shaft (6) is connected to the left side of the driven belt pulley (5) through a bolt, a driving bevel gear (7) is installed at the left end of the second rotating shaft (6), a driven bevel gear (8) is arranged on the left side of the driving bevel gear (7), the driving bevel gear (7) and the driven bevel gear (8) are in meshing transmission, a third rotating shaft (9) is connected to the driven, bottom fixedly connected with base (10) of third pivot (9), reciprocal lead screw (11) are installed to the left output end of biax motor (2), threaded sleeve has activity ring (12) on reciprocal lead screw (11), the outer lane top of activity ring (12) articulates there is first vaulting pole (13), the top of first vaulting pole (13) articulates there is first slider, it has second vaulting pole (14) to articulate on the first slider, the top of second vaulting pole (14) articulates there is diaphragm (15), sliding connection has fixed block (16) on diaphragm (15).
2. The integrated circuit electromagnetic emission multi-angle test fixture according to claim 1, wherein the inner wall of the bottom of the casing (1) is connected with a double-shaft motor (2) through bolts, a first slot is formed on the right side of the casing (1), a first bearing is installed in the first slot, the first rotating shaft (3) is connected with the first bearing through bolts, and the right end of the first rotating shaft (3) penetrates through the first slot.
3. The integrated circuit electromagnetic emission multi-angle test fixture according to claim 1, wherein a belt is connected between the driving pulley (4) and the driven pulley (5), a support block is welded on the outer wall of the bottom of the housing (1), a second bearing is fixedly connected to the bottom of the support block, and the second shaft (6) is connected with the second bearing through a bolt.
4. The multi-angle test fixture for electromagnetic emission of integrated circuits according to claim 1, wherein a third bearing is connected to the top end of the third rotating shaft (9) through a bolt, the top of the third bearing is fixedly connected to the housing (1), and the bottom end of the third rotating shaft (9) is fixedly connected to the base (10).
5. The multi-angle test fixture for electromagnetic emission of integrated circuits according to claim 1, wherein a fourth bearing is installed at the left end of the reciprocating screw rod (11), the left side of the fourth bearing is fixedly connected to the inner wall of the left side of the housing (1), a first sliding groove is formed in the wall of the left side of the housing (1), a first sliding block is slidably connected to the inside of the first sliding groove, and a first support rod (13) and a second support rod (14) are hinged to the right side of the first sliding block.
6. The integrated circuit electromagnetic emission multi-angle test fixture according to claim 1, wherein a support plate is welded on the inner wall of the right side of the housing (1), a transverse plate (15) is hinged to the left end of the support plate, a second sliding groove is formed in the transverse plate (15), two second sliding blocks are connected to the inside of the second sliding groove in a sliding manner, and a fixed block (16) is fixedly connected to the tops of the second sliding blocks.
7. The multi-angle test fixture for electromagnetic emission of integrated circuits according to claim 6, wherein a spring (17) is welded to one side of each of the two second sliding blocks, the end of the spring (17) away from the second sliding block is welded to the inner walls of the two sides of the second sliding groove, and an opening is formed in the front surface of the housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911265943.6A CN110888043B (en) | 2019-12-11 | 2019-12-11 | Multi-angle test fixture for electromagnetic emission of integrated circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911265943.6A CN110888043B (en) | 2019-12-11 | 2019-12-11 | Multi-angle test fixture for electromagnetic emission of integrated circuit |
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| Publication Number | Publication Date |
|---|---|
| CN110888043A true CN110888043A (en) | 2020-03-17 |
| CN110888043B CN110888043B (en) | 2022-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911265943.6A Active CN110888043B (en) | 2019-12-11 | 2019-12-11 | Multi-angle test fixture for electromagnetic emission of integrated circuit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113687111A (en) * | 2021-08-26 | 2021-11-23 | 深圳市佳润芯电子科技有限公司 | Integrated circuit board testing device capable of adjusting azimuth coordinate |
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| CN109771153A (en) * | 2019-03-19 | 2019-05-21 | 田雪莲 | A kind of emergency department's patient transfer hospital bed |
| CN110194277A (en) * | 2019-06-28 | 2019-09-03 | 上海大学 | It is a kind of that charging unit is recycled based on the unmanned plane of extension means and parallel institution |
| CN110261760A (en) * | 2019-07-05 | 2019-09-20 | 杨桂英 | A kind of chip test system applied to integrated circuit |
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2019
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| CN101881788A (en) * | 2010-06-10 | 2010-11-10 | 郑州大学 | Test turntable for transverse electromagnetic wave transmission cell and test method thereof |
| CN104678191A (en) * | 2015-03-05 | 2015-06-03 | 工业和信息化部电子第五研究所 | Device and method for measuring radiation intensity of integrated circuit on basis of TEM test box |
| CN105044520A (en) * | 2015-08-06 | 2015-11-11 | 西安电子科技大学 | Method and device for measuring electromagnetic emission characteristics of electronic device on site |
| CN207387130U (en) * | 2017-11-06 | 2018-05-22 | 常州市兴强工具有限公司 | Multi-angle clamp |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113687111B (en) * | 2021-08-26 | 2024-02-06 | 深圳市佳润芯电子科技有限公司 | Integrated circuit board testing device capable of adjusting azimuth coordinates |
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| CN110888043B (en) | 2022-02-22 |
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