CN211669316U - Circuit board test pressure-resistant device - Google Patents
Circuit board test pressure-resistant device Download PDFInfo
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- CN211669316U CN211669316U CN202020134716.1U CN202020134716U CN211669316U CN 211669316 U CN211669316 U CN 211669316U CN 202020134716 U CN202020134716 U CN 202020134716U CN 211669316 U CN211669316 U CN 211669316U
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Abstract
The utility model discloses a circuit board test pressure resistant device, including the platen, platen top fixedly connected with frame, the inside clamping mechanism that is provided with of frame, platen top fixedly connected with support, the support bottom is provided with accredited testing organization, clamping mechanism includes interior pole, outer pole, connecting plate, pivot, connecting axle, vertical axis, first sleeve and second sleeve, outer pole one end is provided with the blind hole, interior pole is close to inside outer pole one end sliding connection in the blind hole. The utility model discloses an adjust the position of anodal contact and negative pole contact, make its positive negative pole on with the circuit board correspond, through the anodal contact and the negative pole contact downstream of second lead screw drive backup pad bottom, can contact with the positive negative pole on the circuit board, can be when carrying out circuit board withstand voltage test through this structure, conveniently fix the circuit board fast to it is fixed effectual, be favorable to the rear side to carry out withstand voltage test.
Description
Technical Field
The utility model relates to a circuit board test technical field, concretely relates to withstand voltage device of circuit board test.
Background
The circuit board has the name: ceramic circuit board, alumina ceramic circuit board, aluminum nitride ceramic circuit board, PCB board, aluminum substrate, high frequency board, thick copper board, impedance board, PCB, ultra-thin circuit board, printed (copper etching technology) circuit board, etc. The circuit board enables the circuit to be miniaturized and visualized, and plays an important role in batch production of fixed circuits and optimization of electric appliance layout.
When the existing device for the withstand voltage test of the circuit board is in practical use, the circuit board cannot be fixed fast and conveniently, so that the test efficiency is influenced.
Therefore, it is necessary to provide a circuit board testing voltage withstanding device to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a circuit board testing pressure-resistant device, which is driven by a connecting shaft to drive a rotating shaft to rotate, can drive the second sleeve to rotate to wind the rope, is favorable for driving the inner rod to move and gradually extrude the circuit board, the circuit board can be fixed at the central position of the bedplate by the matching of the pressing plate at the top of the bedplate, the sliding block is driven to slide at the bottom of the supporting plate by the first screw rod, thereby adjusting the positions of the anode contact and the cathode contact to enable the anode contact and the cathode contact to correspond to the anode and the cathode on the circuit board, driving the anode contact and the cathode contact at the bottom of the supporting plate to move downwards through the second screw rod, can be contacted with the positive electrode and the negative electrode on the circuit board, the circuit board can be conveniently and quickly fixed when the voltage withstand test of the circuit board is carried out through the structure, and the fixing effect is good, and the voltage withstanding test is facilitated on the rear side, so that the defects in the technology are overcome.
In order to achieve the above object, the present invention provides the following technical solutions: a circuit board test pressure-resistant device comprises a bedplate, wherein the top of the bedplate is fixedly connected with an outer frame, a clamping mechanism is arranged in the outer frame, the top of the bedplate is fixedly connected with a support, and the bottom of the support is provided with a test mechanism;
the clamping mechanism comprises an inner rod, an outer rod, a connecting plate, a rotating shaft, a connecting shaft, a vertical shaft, a first sleeve and a second sleeve, wherein a blind hole is formed in one end of the outer rod, one end of the inner rod, close to the outer rod, is connected to the inside of the blind hole in a sliding mode, a first spring is arranged inside the blind hole and fixedly connected between the inner rod and the outer rod, the connecting plate is fixedly connected with the outer rod, the vertical shaft is fixedly connected to the bottom of the connecting plate, the first sleeve is fixedly connected to the outer side of the vertical shaft, the rotating shaft is rotatably connected to the bottom of the bedplate, the second sleeve is fixedly connected to the outer side of the rotating shaft, a rope is arranged between the first sleeve and the;
the testing mechanism comprises an anode contact, a cathode contact, a slider, a supporting plate, a first screw rod and a second screw rod, the supporting plate is arranged at the bottom of the support, the anode contact and the cathode contact are fixedly connected to the bottom of the slider, the slider is slidably connected to the bottom of the supporting plate, the first screw rod penetrates through the slider and is in threaded connection with the slider, the second screw rod penetrates through the support and is in threaded connection with the support, and the bottom end of the second screw rod is rotatably connected with the supporting plate.
Preferably, a first through groove is formed in the bottom end of the inner portion of the outer frame, a second through groove is formed in the top of the bedplate, and the first through groove is formed in the top end of the second through groove.
Preferably, the vertical shaft is slidably connected to the inside of the first through groove and the second through groove, a second spring is arranged in the second through groove, one end of the second spring is fixedly connected with the vertical shaft, and the other end of the second spring is fixedly connected with the bedplate.
Preferably, the first sleeve and the second sleeve are both provided with annular grooves on the outer sides, the rope is made of a steel wire rope material, one end, close to the first sleeve, of the rope is fixedly connected with the first sleeve through welding, and one end, close to the second sleeve, of the rope is fixedly connected with the second sleeve through welding.
Preferably, the bottom of the rotating shaft is fixedly connected with a driven gear, one end of the connecting shaft, which is close to the vertical shaft, is fixedly connected with a driving gear meshed with the driven gear, one end of the connecting shaft, which is far away from the rotating shaft, is fixedly connected with a crank, a support frame is arranged outside the connecting shaft and is rotatably connected with the rotating shaft, the support frame is fixedly connected with the bottom of the bedplate, and one side of the support frame is in threaded connection with a locking bolt.
Preferably, the one end that outer pole was kept away from to interior pole is provided with the rubber pad, the backup pad bottom is provided with the spout, the cross sectional shape of slider sets up to T shape, slider sliding connection is inside the spout, the equal fixedly connected with guide bar in backup pad top both sides, the guide bar run through the support and with support sliding connection, the guide bar outside is provided with the third spring, third spring fixed connection is between backup pad and support.
Preferably, the two sides of the bottom of the supporting plate are fixedly connected with baffles, one end of the first screw rod is rotatably connected with the baffles, the other end of the first screw rod penetrates through the baffles, one end of the first screw rod penetrates through the baffles and is fixedly connected with the first rotary table, and the top end of the second screw rod is fixedly connected with the second rotary table.
Preferably, the bottom of the bedplate is fixedly connected with a supporting leg.
In the technical scheme, the utility model provides a technological effect and advantage:
the connecting shaft drives the rotating shaft to rotate, the second sleeve can be driven to rotate to wind the rope, the inner rod can be driven to move, the circuit board can be gradually extruded, the circuit board can be fixed at the central position of the bedplate by the matching of the pressing plate at the top of the bedplate, the sliding block is driven to slide at the bottom of the supporting plate by the first screw rod, thereby adjusting the positions of the anode contact and the cathode contact to enable the anode contact and the cathode contact to correspond to the anode and the cathode on the circuit board, driving the anode contact and the cathode contact at the bottom of the supporting plate to move downwards through the second screw rod, can be contacted with the positive electrode and the negative electrode on the circuit board, the circuit board can be conveniently and quickly fixed when the voltage withstand test of the circuit board is carried out through the structure, and fixed effectual is favorable to the rear side to carry out withstand voltage test to through the position of adjusting anodal contact and negative pole contact, can adapt to the test of different specification circuit boards, the adaptability is wider.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the clamping mechanism of the present invention;
FIG. 3 is a vertical bar distribution diagram of the present invention;
FIG. 4 is a schematic view of the structure of the rotating shaft of the present invention;
fig. 5 is an enlarged view of the structure of the portion a of fig. 2 according to the present invention.
Description of reference numerals:
1 bedplate, 2 frames, 3 supports, 4 inner rods, 5 outer rods, 6 connecting plates, 7 rotating shafts, 8 connecting shafts, 9 vertical shafts, 10 first sleeves, 11 second sleeves, 12 first springs, 13 ropes, 14 positive contacts, 15 negative contacts, 16 sliders, 17 supporting plates, 18 first lead screws, 19 second lead screws, 20 second through grooves, 21 second springs, 22 annular grooves, 23 supporting frames, 24 guide rods, 25 third springs and 26 baffle plates.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
The utility model provides a circuit board testing pressure-resistant device as shown in figures 1-5, which comprises a bedplate 1, wherein the top of the bedplate 1 is fixedly connected with an outer frame 2, a clamping mechanism is arranged inside the outer frame 2, the top of the bedplate 1 is fixedly connected with a bracket 3, and the bottom of the bracket 3 is provided with a testing mechanism;
the clamping mechanism comprises an inner rod 4, an outer rod 5, a connecting plate 6, a rotating shaft 7, a connecting shaft 8, a vertical shaft 9, a first sleeve 10 and a second sleeve 11, wherein a blind hole is formed in one end of the outer rod 5, one end, close to the outer rod 5, of the inner rod 4 is connected to the inside of the blind hole in a sliding mode, a first spring 12 is arranged inside the blind hole, the first spring 12 is fixedly connected between the inner rod 4 and the outer rod 5, the connecting plate 6 is fixedly connected with the outer rod 5, the vertical shaft 9 is fixedly connected to the bottom of the connecting plate 6, the first sleeve 10 is fixedly connected to the outer side of the vertical shaft 9, the rotating shaft 7 is rotatably connected to the bottom of the bedplate 1, the second sleeve 11 is fixedly connected to the outer side of the rotating shaft 7, a rope 13 is arranged between the first sleeve 10 and;
the testing mechanism comprises a positive contact 14, a negative contact 15, a sliding block 16, a supporting plate 17, a first screw rod 18 and a second screw rod 19, the supporting plate 17 is arranged at the bottom of the support 3, the positive contact 14 and the negative contact 15 are both fixedly connected to the bottom of the sliding block 16, the sliding block 16 is slidably connected to the bottom of the supporting plate 17, the first screw rod 18 penetrates through the sliding block 16 and is in threaded connection with the sliding block 16, the second screw rod 19 penetrates through the support 3 and is in threaded connection with the support 3, and the bottom end of the second screw rod 19 is rotatably connected with the supporting plate 17;
further, in the above technical solution, a first through groove is formed in the bottom end inside the outer frame 2, a second through groove 20 is formed in the top of the bedplate 1, the first through groove is formed in the top end of the second through groove 20, and the first through groove and the second through groove 20 are beneficial for the vertical shaft 9 to slide;
further, in the above technical solution, the vertical shaft 9 is slidably connected to the inside of the first through groove and the second through groove 20, a second spring 21 is arranged inside the second through groove 20, one end of the second spring 21 is fixedly connected to the vertical shaft 9, the other end of the second spring 21 is fixedly connected to the bedplate 1, and the second spring 21 is favorable for the vertical shaft 9 to return;
further, in the above technical solution, the outer sides of the first sleeve 10 and the second sleeve 11 are both provided with an annular groove 22, the rope 13 is made of a steel wire rope material, one end of the rope 13 close to the first sleeve 10 is fixedly connected with the first sleeve 10 by welding, and one end of the rope 13 close to the second sleeve 11 is fixedly connected with the second sleeve 11 by welding;
further, in the above technical solution, the bottom of the rotating shaft 7 is fixedly connected with a driven gear, one end of the connecting shaft 8 close to the vertical shaft 9 is fixedly connected with a driving gear engaged with the driven gear, one end of the connecting shaft 8 far from the rotating shaft 7 is fixedly connected with a crank, a support frame 23 is arranged outside the connecting shaft 8, the support frame 23 is rotatably connected with the rotating shaft 7, the support frame 23 is fixedly connected to the bottom of the platen 1, one side of the support frame 23 is in threaded connection with a locking bolt, and the locking bolt is beneficial to fixing the connecting shaft 8;
further, in the above technical solution, a rubber pad is arranged at one end of the inner rod 4 away from the outer rod 5, a sliding groove is arranged at the bottom of the supporting plate 17, the cross-sectional shape of the sliding block 16 is T-shaped, the sliding block 16 is slidably connected inside the sliding groove, guide rods 24 are fixedly connected to both sides of the top of the supporting plate 17, the guide rods 24 penetrate through the bracket 3 and are slidably connected with the bracket 3, a third spring 25 is arranged at the outer side of the guide rods 24, the third spring 25 is fixedly connected between the supporting plate 17 and the bracket 3, and the third spring 25 is favorable for the resetting of the supporting plate 17;
further, in the above technical solution, both sides of the bottom of the supporting plate 17 are fixedly connected with a baffle 26, one end of the first lead screw 18 is rotatably connected with the baffle 26, the other end of the first lead screw 18 penetrates through the baffle 26, one end of the first lead screw 18 penetrating through the baffle 26 is fixedly connected with a first turntable, and the top end of the second lead screw 19 is fixedly connected with a second turntable;
further, in the above technical solution, the bottom of the bedplate 1 is fixedly connected with a support leg;
the implementation mode is specifically as follows: the outer frame 2 is fixedly connected to the top of the bedplate 1, a circuit board is placed in the outer frame 2 during testing, the crank drives the connecting shaft 8 to rotate, the rotating shaft 7 can be driven to rotate by the meshing of the driving gear and the driven gear, the rotating shaft 7 drives the second sleeve 11 to rotate, a rope 13 fixedly connected between the first sleeve 10 and the second sleeve 11 can be wound, the vertical shaft 9 can be driven to slide towards the direction of the circuit board, so as to drive the inner rod 4 to move and gradually extrude the circuit board, the inner rod 4 is in sliding connection with the outer rod 5, the inner rod 4 can gradually contract into the outer rod 5 in the process of compressing the circuit board, the circuit board can be gradually compressed by the acting force of the first spring 12, the circuit board can be fixed at the central position of the bedplate 1 by the matching of a pressing plate at the top of the bedplate 1, and a rubber pad is arranged at one end of the inner rod 4, after the circuit board is fixed, the connecting shaft 8 is locked through a locking bolt, the circuit board can be stably clamped on the top of the bedplate 1, the first screw rod 18 is driven to rotate through the first turntable, the first screw rod 18 is in threaded connection with the slide block 16, so that the slide block 16 can be driven to slide at the bottom of the supporting plate 17 through the rotation of the first screw rod 18, the positions of the positive contact 14 and the negative contact 15 are adjusted to correspond to the positive and negative poles on the circuit board, the second screw rod 19 is driven to rotate through the second turntable to move downwards, the positive contact 14 and the negative contact 15 are driven to move downwards through the supporting plate 17, the positive contact 14 and the negative contact 15 are in contact with the positive and negative poles on the circuit board, the voltage resistance test can be carried out through external test equipment, and the circuit board can be conveniently and quickly fixed during the voltage resistance test of, the fixing effect is good, the back side is favorable for conducting the voltage withstand test, the positions of the anode contact 14 and the cathode contact 15 are adjusted, the test of circuit boards with different specifications can be adapted, the adaptability is wider, and the problem of fixing the circuit boards during the voltage withstand test in the prior art is specifically solved by the implementation mode.
This practical theory of operation:
referring to the attached drawings 1-5 of the specification, a crank drives a connecting shaft 8 to rotate, a rotating shaft 7 can be driven to rotate through the meshing of a driving gear and a driven gear, the rotating shaft 7 drives a second sleeve 11 to rotate, a rope 13 fixedly connected between the first sleeve 10 and the second sleeve 11 can be wound, a vertical shaft 9 can be driven to slide towards the direction of a circuit board, so as to drive an inner rod 4 to move and gradually extrude the circuit board, the circuit board can be gradually pressed tightly through the acting force of a first spring 12, the connecting shaft 8 is locked through a locking bolt after the circuit board is fixed, the circuit board can be stably clamped on the top of a bedplate 1, a first turntable drives a first screw rod 18 to rotate, the first screw rod 18 is in threaded connection with a sliding block 16, so that the first screw rod 18 can drive the sliding block 16 to slide at the bottom of a supporting plate 17, and the positions of a positive contact 14, the lead screw is corresponding to the positive and negative poles on the circuit board, the second screw rod 19 is driven to rotate through the second turntable, and can move downwards, so that the positive contact 14 and the negative contact 15 are driven to move downwards through the supporting plate 17, the positive contact 14 and the negative contact 15 are favorably contacted with the positive and negative poles on the circuit board, and the withstand voltage test can be carried out through external test equipment.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (8)
1. The utility model provides a withstand voltage device of circuit board test, includes platen (1), its characterized in that: the top of the bedplate (1) is fixedly connected with an outer frame (2), a clamping mechanism is arranged in the outer frame (2), the top of the bedplate (1) is fixedly connected with a support (3), and the bottom of the support (3) is provided with a testing mechanism;
the clamping mechanism comprises an inner rod (4), an outer rod (5), a connecting plate (6), a rotating shaft (7), a connecting shaft (8), a vertical shaft (9), a first sleeve (10) and a second sleeve (11), wherein a blind hole is formed in one end of the outer rod (5), one end, close to the outer rod (5), of the inner rod (4) is connected to the inside of the blind hole in a sliding mode, a first spring (12) is arranged inside the blind hole, the first spring (12) is fixedly connected between the inner rod (4) and the outer rod (5), the connecting plate (6) is fixedly connected with the outer rod (5), the vertical shaft (9) is fixedly connected to the bottom of the connecting plate (6), the first sleeve (10) is fixedly connected to the outer side of the vertical shaft (9), the rotating shaft (7) is rotatably connected to the bottom of the bedplate (1), the second sleeve (11) is fixedly connected to the outer side of the rotating shaft (7), a rope (13) is arranged between the first sleeve (10), the connecting shaft (8) is arranged on the front side of the rotating shaft (7);
the testing mechanism comprises a positive contact (14), a negative contact (15), a sliding block (16), a supporting plate (17), a first screw rod (18) and a second screw rod (19), the supporting plate (17) is arranged at the bottom of the support (3), the positive contact (14) and the negative contact (15) are fixedly connected to the bottom of the sliding block (16), the sliding block (16) is connected to the bottom of the supporting plate (17) in a sliding mode, the first screw rod (18) penetrates through the sliding block (16) and is in threaded connection with the sliding block (16), the second screw rod (19) penetrates through the support (3) and is in threaded connection with the support (3), and the bottom end of the second screw rod (19) is rotatably connected with the supporting plate (17).
2. The apparatus of claim 1, wherein: the bottom end in the outer frame (2) is provided with a first through groove, the top of the bedplate (1) is provided with a second through groove (20), and the first through groove is formed in the top end of the second through groove (20).
3. The apparatus of claim 1, wherein: the vertical shaft (9) is connected to the inside of the first through groove and the second through groove (20) in a sliding mode, a second spring (21) is arranged inside the second through groove (20), one end of the second spring (21) is fixedly connected with the vertical shaft (9), and the other end of the second spring (21) is fixedly connected with the bedplate (1).
4. The apparatus of claim 1, wherein: the outer sides of the first sleeve (10) and the second sleeve (11) are provided with annular grooves (22), the rope (13) is made of a steel wire rope material, one end, close to the first sleeve (10), of the rope (13) is fixedly connected with the first sleeve (10) through welding, and one end, close to the second sleeve (11), of the rope (13) is fixedly connected with the second sleeve (11) through welding.
5. The apparatus of claim 1, wherein: the improved structure of the table top is characterized in that a driven gear is fixedly connected to the bottom of the rotating shaft (7), a driving gear meshed with the driven gear is fixedly connected to one end, close to the vertical shaft (9), of the connecting shaft (8), a crank is fixedly connected to one end, far away from the rotating shaft (7), of the connecting shaft (8), a supporting frame (23) is arranged on the outer side of the connecting shaft (8), the supporting frame (23) is rotatably connected with the rotating shaft (7), the supporting frame (23) is fixedly connected to the bottom of the table top (1), and a locking bolt is connected to one side of the supporting frame (23.
6. The apparatus of claim 1, wherein: the one end of interior pole (4) keeping away from outer pole (5) is provided with the rubber pad, backup pad (17) bottom is provided with the spout, the cross sectional shape of slider (16) sets up to the T shape, slider (16) sliding connection is inside the spout, the equal fixedly connected with guide bar (24) in backup pad (17) top both sides, guide bar (24) run through support (3) and with support (3) sliding connection, the guide bar (24) outside is provided with third spring (25), third spring (25) fixed connection is between backup pad (17) and support (3).
7. The apparatus of claim 1, wherein: the equal fixedly connected with baffle (26) in backup pad (17) bottom both sides, first lead screw (18) one end is rotated with baffle (26) and is connected, baffle (26) are run through to first lead screw (18) other end, first carousel of one end fixedly connected with that baffle (26) are run through to first lead screw (18), second lead screw (19) top fixedly connected with second carousel.
8. The apparatus of claim 1, wherein: the bottom of the bedplate (1) is fixedly connected with a supporting leg.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020134716.1U CN211669316U (en) | 2020-01-21 | 2020-01-21 | Circuit board test pressure-resistant device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020134716.1U CN211669316U (en) | 2020-01-21 | 2020-01-21 | Circuit board test pressure-resistant device |
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| Publication Number | Publication Date |
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| CN211669316U true CN211669316U (en) | 2020-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020134716.1U Active CN211669316U (en) | 2020-01-21 | 2020-01-21 | Circuit board test pressure-resistant device |
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| CN (1) | CN211669316U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113533802A (en) * | 2021-09-17 | 2021-10-22 | 山东昊特自动化仪表有限公司 | Power-on test device for semiconductor manufacturing |
| CN113884860A (en) * | 2021-10-29 | 2022-01-04 | 百强电子（深圳）有限公司 | Printed circuit board testing device and testing method thereof |
| CN116819258A (en) * | 2023-07-17 | 2023-09-29 | 威海双城电气有限公司 | Distribution box voltage tolerance detection device |
-
2020
- 2020-01-21 CN CN202020134716.1U patent/CN211669316U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113533802A (en) * | 2021-09-17 | 2021-10-22 | 山东昊特自动化仪表有限公司 | Power-on test device for semiconductor manufacturing |
| CN113533802B (en) * | 2021-09-17 | 2022-01-21 | 山东昊特自动化仪表有限公司 | Power-on test device for semiconductor manufacturing |
| CN113884860A (en) * | 2021-10-29 | 2022-01-04 | 百强电子（深圳）有限公司 | Printed circuit board testing device and testing method thereof |
| CN113884860B (en) * | 2021-10-29 | 2022-07-12 | 百强电子（深圳）有限公司 | Printed circuit board testing device and testing method thereof |
| CN116819258A (en) * | 2023-07-17 | 2023-09-29 | 威海双城电气有限公司 | Distribution box voltage tolerance detection device |
| CN116819258B (en) * | 2023-07-17 | 2024-03-29 | 上海汇珏网络通信设备股份有限公司 | Distribution box voltage tolerance detection device |
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