CN215813197U - Test needle bed for brushless motor drive plate - Google Patents
Test needle bed for brushless motor drive plate Download PDFInfo
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- CN215813197U CN215813197U CN202122146971.5U CN202122146971U CN215813197U CN 215813197 U CN215813197 U CN 215813197U CN 202122146971 U CN202122146971 U CN 202122146971U CN 215813197 U CN215813197 U CN 215813197U
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- circuit board
- brushless motor
- needle bed
- sleeve
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Abstract
The utility model discloses a test needle bed for a brushless motor driving plate, which comprises a workbench internally provided with an electric control cabinet, wherein the top end of the workbench is symmetrically provided with a test device, the test device comprises a bottom plate, a side plate, an electric telescopic rod, a movable carrier plate, a probe plate, a placing table and a circuit board sleeve, the side plate is fixed on one side of the bottom plate, and the bottom plate is fixed on the workbench. The circuit board sleeve is arranged, so that a circuit board of a brushless motor driving board to be tested is placed on the circuit board sleeve in advance when the circuit board sleeve is used, and due to the existence of the limiting ring block, a gap can exist between the circuit board and the circuit board sleeve, so that pins on the lower surface of the circuit board cannot be damaged.
Description
Technical Field
The utility model relates to the technical field of brushless motors, in particular to a test needle bed for a brushless motor drive plate.
Background
The ICT testing needle bed is mainly applied to on-line detection of electronic components, and particularly is a testing device for testing and checking production and manufacturing defects and component defects of the electronic components, and can be used for on-line checking of single electronic components and the open/short circuit conditions of each point circuit network.
However, the carrier plate of the current testing mechanism only plays a role in placing the circuit board and does not compress the circuit board, so that the circuit board may move during testing to influence the detection result. In addition, the lower surface of the existing circuit board has protruding pins, the circuit board is directly placed on the carrier plate, so that the circuit board is not stable, and the pins can be damaged.
Therefore, it is necessary to invent a testing needle bed for a brushless motor driving board to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a test needle bed for a brushless motor driving plate, which is characterized in that a circuit board of the brushless motor driving plate is placed on a circuit board sleeve, a gap exists between the circuit board and the circuit board sleeve due to the existence of a limit ring block, so that pins on the lower surface of the circuit board cannot be damaged, and then the circuit board is fixedly tested through an L-shaped limit stop block, a first air cylinder and a second air cylinder, so that the problems in the background art are solved.
In order to achieve the purpose, the utility model provides the following technical scheme: a test needle bed for a brushless motor drive plate comprises a workbench internally provided with an electric control cabinet, wherein a test device is symmetrically arranged at the top end of the workbench and comprises a bottom plate, a side plate, an electric telescopic rod, a movable support plate, a probe plate, a placing table and a circuit board sleeve, the side plate is fixed on one side of the bottom plate, the bottom plate is fixed on the workbench, a support plate is vertically fixed on the side plate, a guide rod is arranged between the support plate and the bottom plate, the movable support plate moves up and down along the guide rod, the electric telescopic rod is arranged above the support plate, a piston rod of the electric telescopic rod penetrates through the support plate and is fixedly connected with the movable support plate, and the probe plate is arranged at the bottom end of the movable support plate;
the probe board positioning device comprises a probe board, a positioning table, a base plate, a positioning plate and a positioning plate, wherein the positioning table is arranged right below the probe board and fixed on the base plate, the positioning table comprises a base and a top cover, a plurality of uniformly distributed balls are arranged on the surface of the top cover, a first cylinder and a second cylinder are arranged inside the base, an L-shaped limit stop block is arranged beside the positioning table, the L-shaped limit stop block is matched with one of four corners of the positioning table and is attached to two side walls, the first cylinder and the second cylinder are vertically arranged in the base, and baffle plates are fixed at the end parts of piston rods of the first cylinder and the second cylinder;
the circuit board is characterized in that four corners of the top end of the circuit board sleeve are provided with bulges, the bulges are matched with through holes in the circuit board, and the surfaces of the bulges are provided with limit ring blocks.
Preferably, the bottom end of the top cover is provided with a clamping sleeve, and the top cover is clamped on the base through the clamping sleeve.
Preferably, the orthographic projection of the top cover is overlapped with the orthographic projection of the circuit board sleeve.
Preferably, the L-shaped limit stop is fixed on the bottom plate through a stud.
Preferably, the probe board is fixed on the movable carrier board through a stud.
Preferably, the number of the circuit board sleeves is provided with a plurality.
The utility model has the technical effects and advantages that:
1. the circuit board sleeve is arranged, when the circuit board sleeve is used, a circuit board of a brushless motor driving board to be tested is placed on the circuit board sleeve in advance, and due to the existence of the limiting ring block, a gap can exist between the circuit board and the circuit board sleeve, so that pins on the lower surface of the circuit board cannot be damaged;
2. through being provided with L shape limit stop, first cylinder and second cylinder, when placing, only need with be equipped with the circuit board cover one angle of L shape limit stop push can, first cylinder and the shrink of second cylinder drive the baffle and support on the circuit board cover to can fix it and place a surface, electric telescopic handle drives the probe card decline at last, tests fixed circuit board, detection effect is good.
Drawings
FIG. 1 is an overall front cross-sectional view of the present invention.
FIG. 2 is an enlarged view of portion A of FIG. 1 according to the present invention.
FIG. 3 is a top view of the L-shaped bump stopper of the present invention in combination with a placement table.
In the figure: the probe card comprises a working table 1, a bottom plate 2, a side plate 3, an electric telescopic rod 4, a movable carrier plate 5, a probe card 6, a placing table 7, a base 71, a top cover 72, a ball 73, a circuit board sleeve 8, a bulge 81, a limit ring block 82, a support plate 9, a guide rod 10, a first cylinder 11, a second cylinder 12, a limit stop block 13L, a baffle 14, a clamping sleeve 15 and a circuit board 16.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The utility model provides a test needle bed for a brushless motor driving plate as shown in figures 1-3, which comprises a workbench 1 internally provided with an electric control cabinet, wherein the top end of the workbench 1 is symmetrically provided with a test device, the test device comprises a bottom plate 2, a side plate 3, an electric telescopic rod 4, a movable carrier plate 5, a probe plate 6, a placing table 7 and a circuit board sleeve 8, the side plate 3 is fixed on one side of the bottom plate 2, the bottom plate 2 is fixed on the workbench 1, a supporting plate 9 is vertically fixed on the side plate 3, a guide rod 10 is arranged between the supporting plate 9 and the bottom plate 2, the movable carrier plate 5 moves up and down along the guide rod 10, the electric telescopic rod 4 is arranged above the supporting plate 9, a piston rod of the electric telescopic rod penetrates through the supporting plate 9 and is fixedly connected with the movable carrier plate 5, and the probe plate 6 is arranged at the bottom end of the movable carrier plate 5;
the placing table 7 is arranged right below the probe board 6 and fixed on the bottom board 2, the placing table 7 comprises a base 71 and a top cover 72, a plurality of uniformly distributed balls 73 are arranged on the surface of the top cover 72, the circuit board sleeve 8 can flexibly slide due to the arrangement of the balls 73, a first air cylinder 11 and a second air cylinder 12 are arranged inside the base 71, an L-shaped limit stop 13 is arranged beside the placing table 7, the L-shaped limit stop 13 is matched with one of four corners of the placing table 7 and is attached to two side walls, the first air cylinder 11 and the second air cylinder 12 are vertically arranged in the base 71, and baffle plates 14 are fixed at the end parts of piston rods of the first air cylinder 11 and the second air cylinder 12;
the four corners of the top end of the circuit board sleeve 8 are provided with protrusions 81, the protrusions 81 are matched with through holes in the circuit board, and the surfaces of the protrusions 81 are provided with limit ring blocks 82.
Further, in the above technical solution, the bottom end of the top cover 72 is provided with the cutting ferrule 15, the top cover 72 is clamped on the base 71 through the cutting ferrule 15, different top covers 72 can be replaced when circuit boards of different models are used, the top cover 72 is manufactured according to products, the size of the cutting ferrule 15 at the bottom end of the top cover is not changed, and the mounting is convenient;
further, in the above technical solution, the orthographic projection of the top cover 72 overlaps with the orthographic projection of the circuit board sleeve 8;
further, in the above technical solution, the L-shaped limit stopper 13 is fixed on the bottom plate 2 via a stud;
further, in the above technical solution, the probe card 6 is fixed on the movable carrier plate 5 through a stud;
furthermore, in the above technical solution, in order to improve the working efficiency, a plurality of the circuit board sleeves 8 are provided, and are used alternately.
This practical theory of operation:
when the circuit board testing device is used, a circuit board of a brushless motor driving board to be tested is placed on the circuit board sleeve 8 in advance, and due to the existence of the limiting ring block 82, a gap can exist between the circuit board and the circuit board sleeve 8, so that pins on the lower surface of the circuit board cannot be damaged;
then the circuit board sleeve 8 with the circuit board is placed on the placing table 7, when the circuit board sleeve is placed, only one corner of the circuit board sleeve needs to be pushed into the L-shaped limit stop 13, then the first air cylinder 11 and the second air cylinder 12 contract to drive the baffle plate 14 to abut against the circuit board sleeve 8, so that the circuit board sleeve can be fixed on the surface of the placing table 7, and finally the electric telescopic rod 4 drives the probe board 6 to descend to test the circuit board.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a test needle bed for brushless motor drive plate, includes workstation (1) of internally mounted automatically controlled cabinet, its characterized in that: the testing device is symmetrically arranged at the top end of the workbench (1), and comprises a bottom plate (2), a side plate (3), an electric telescopic rod (4), a movable carrier plate (5), a probe plate (6), a placing table (7) and a circuit board sleeve (8), wherein the side plate (3) is fixed on one side of the bottom plate (2), the bottom plate (2) is fixed on the workbench (1), a supporting plate (9) is vertically fixed on the side plate (3), a guide rod (10) is arranged between the supporting plate (9) and the bottom plate (2), the movable carrier plate (5) moves up and down along the guide rod (10), the electric telescopic rod (4) is arranged above the supporting plate (9), a piston rod of the electric telescopic rod penetrates through the supporting plate (9) and is fixedly connected with the movable carrier plate (5), and the probe plate (6) is arranged at the bottom end of the movable carrier plate (5);
the probe board placing device comprises a placing table (7), a base (71) and a top cover (72), wherein a plurality of uniformly distributed balls (73) are arranged on the surface of the top cover (72), a first air cylinder (11) and a second air cylinder (12) are arranged inside the base (71), an L-shaped limit stop (13) is arranged beside the placing table (7), the L-shaped limit stop (13) is matched with one of four corners of the placing table (7) and is attached to two side walls, the first air cylinder (11) and the second air cylinder (12) are vertically arranged in the base (71), and baffle plates (14) are fixed at the end parts of piston rods of the first air cylinder (11) and the second air cylinder (12);
the circuit board is characterized in that protrusions (81) are arranged at four corners of the top end of the circuit board sleeve (8), the protrusions (81) are matched with through holes in the circuit board, and limiting ring blocks (82) are arranged on the surfaces of the protrusions (81).
2. A testing needle bed for a brushless motor driving board according to claim 1, characterized in that: the bottom end of the top cover (72) is provided with a clamping sleeve (15), and the top cover (72) is clamped on the base (71) through the clamping sleeve (15).
3. A testing needle bed for a brushless motor driving board according to claim 2, characterized in that: the orthographic projection of the top cover (72) is overlapped with the orthographic projection of the circuit board sleeve (8).
4. A testing needle bed for a brushless motor driving board according to claim 1, characterized in that: the L-shaped limit stop (13) is fixed on the bottom plate (2) through a stud.
5. A testing needle bed for a brushless motor driving board according to claim 1, characterized in that: the probe board (6) is fixed on the movable carrier board (5) through a stud.
6. A testing needle bed for a brushless motor driving board according to claim 1, characterized in that: the number of the circuit board sleeves (8) is provided with a plurality.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122146971.5U CN215813197U (en) | 2021-09-07 | 2021-09-07 | Test needle bed for brushless motor drive plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122146971.5U CN215813197U (en) | 2021-09-07 | 2021-09-07 | Test needle bed for brushless motor drive plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215813197U true CN215813197U (en) | 2022-02-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122146971.5U Active CN215813197U (en) | 2021-09-07 | 2021-09-07 | Test needle bed for brushless motor drive plate |
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| Country | Link |
|---|---|
| CN (1) | CN215813197U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115739705A (en) * | 2022-11-18 | 2023-03-07 | 浙江华邦电子有限公司 | Full-automatic circuit board test equipment |
-
2021
- 2021-09-07 CN CN202122146971.5U patent/CN215813197U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115739705A (en) * | 2022-11-18 | 2023-03-07 | 浙江华邦电子有限公司 | Full-automatic circuit board test equipment |
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