CN219105099U - Hand brake type simple lighting fixture - Google Patents
Hand brake type simple lighting fixture Download PDFInfo
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- CN219105099U CN219105099U CN202223488122.9U CN202223488122U CN219105099U CN 219105099 U CN219105099 U CN 219105099U CN 202223488122 U CN202223488122 U CN 202223488122U CN 219105099 U CN219105099 U CN 219105099U
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- transparent plate
- workbench
- guide
- sliding rod
- lighting fixture
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Abstract
The utility model discloses a hand brake type simple lighting fixture in the field of circuit board detection, which comprises a workbench, wherein one side of the workbench is provided with a pressing mechanism, the pressing mechanism is provided with a testing mechanism, and the testing mechanism is provided with a positioning mechanism in a matching way and is arranged on the workbench; the upper pressing mechanism comprises a fixed frame, the top of the fixed frame is provided with a hinged support, the hinged support is hinged with one end of the short side of the L-shaped handle, the bent part of the L-shaped handle is hinged with the upper ends of a pair of connecting plates, a gap is reserved between the connecting plates, the lower ends of the pair of connecting plates are connected with a sliding rod, the sliding rod is also provided with a guide structure and a limiting structure in a matching way, and the guide structure is connected with the testing mechanism; the tested circuit board is fixed through the positioning mechanism, then the testing mechanism is moved downwards through the pushing mechanism and is pressed on the golden finger of the tested circuit board, so that all the LED lamps are connected with the testing instrument at one time, and whether the LED lamps are lightened is detected.
Description
Technical Field
The utility model relates to a hand brake type simple lighting fixture in the field of circuit board detection.
Background
At present, a common lighting jig (conductive pen wiring) is used for the sample real board electric measuring station, namely, the conductive pen wiring of the simple lighting jig is connected with a corresponding anode and a corresponding cathode according to manufacturing specifications, and whether the LED lamps on the corresponding loops are all lighted is checked. Since many LED lamps are provided on the circuit board, it is necessary to individually contact the positive and negative electrodes with a conductive pen, thereby detecting whether or not the LED is lighted. In this way, on one hand, the risk of wrong connection of the positive electrode and the negative electrode exists, and on the other hand, the testing efficiency is low.
Disclosure of Invention
The utility model aims to provide a hand brake type simple lighting fixture which has high test efficiency and does not have the risk of connecting the anode and the cathode by mistake.
In order to achieve the above purpose, the utility model provides a hand brake type simple lighting fixture, which comprises a workbench, wherein one side of the workbench is provided with a pressing mechanism, the pressing mechanism is provided with a testing mechanism, and the testing mechanism is provided with a positioning mechanism in a matching way and is arranged on the workbench.
Compared with the prior art, the LED lamp has the beneficial effects that the tested circuit board is fixed through the positioning mechanism, then the testing mechanism is moved downwards through the pushing mechanism and is pressed on the golden finger of the tested circuit board, so that all the LED lamps are connected with the testing instrument at one time, and whether the LED lamps are lighted is detected.
As a further improvement of the utility model, the upward pressing mechanism comprises a fixing frame, the top of the fixing frame is provided with a hinged support, the hinged support is hinged with one end of the short side of the L-shaped handle, the bent part of the L-shaped handle is hinged with the upper ends of a pair of connecting plates, a space is reserved between the connecting plates, the lower ends of the pair of connecting plates are connected with a sliding rod, the sliding rod is also provided with a guide structure and a limit structure in a matching way, and the guide structure is connected with the test mechanism.
Like this, through the rotation handle, the handle rotates round the free bearing to drive the slide bar and reciprocate, the handle rotates downwards, then the slide bar moves downwards, and then brings the test mechanism and put the golden finger contact of circuit board on positioning mechanism, thereby once only finishes all LED test, the handle rotates upwards, then the slide bar moves upwards, thereby makes test mechanism and circuit board break away from, conveniently takes out the circuit board, carries out next round measurement.
As a further improvement of the utility model, the limiting structure comprises a limiting sleeve sleeved on the periphery of the sliding rod, the upper part of the limiting sleeve is connected with the fixed frame, and the limiting sleeve is positioned below the connecting plate; therefore, when the sliding rod moves downwards, the lower end of the connecting plate is contacted with the limiting sleeve, and the sliding rod cannot move downwards continuously, so that the testing mechanism is prevented from colliding with the circuit board.
As a further improvement of the utility model, the guide structure comprises a pair of guide posts arranged on the workbench, the guide posts are symmetrically arranged on two sides of the sliding rod, the guide posts are provided with guide plates in a matching way, the guide plates are sleeved on the guide posts, the guide plates are connected with the lower part of the sliding rod, and the test mechanism is connected with the bottom of the guide plates.
When the sliding rod moves up and down, the two ends of the sliding rod are limited to be vertical in the up and down moving direction by the guide plates and the guide posts, so that the test mechanism is ensured to be in good contact with the golden finger of the circuit board.
As a further improvement of the utility model, the positioning mechanism comprises a lower transparent plate and an upper transparent plate, wherein the lower transparent plate is arranged on the workbench through positioning columns, the three positioning columns are respectively arranged at three opposite angles of the workbench, positioning needles are arranged on the periphery of the lower transparent plate, positioning holes are formed in the upper transparent plate, the upper transparent plate is arranged on the lower transparent plate in a matched manner through the positioning needles and the positioning holes, and fixing grooves are formed in the upper transparent plate.
After the lower transparent plate is installed, the upper transparent plate is installed again, the upper transparent plate is provided with the fixing groove consistent with the appearance of the circuit board, the circuit board can be placed into the fixing groove just in time, and the golden finger of the circuit board is positioned under the testing mechanism, so that the circuit boards with different appearances are correspondingly provided with the upper transparent plate, the upper transparent plate is provided with the fixing groove with the corresponding shape, the corresponding upper transparent plate can be replaced according to the appearance of the circuit board, and as the golden finger of the circuit board and the LED lamp are not necessarily on the same surface, when the circuit board with different surfaces is placed again, one surface of the LED lamp faces downwards, and one surface of the golden finger faces upwards, after the testing mechanism contacts with the golden finger, the LED lamp emits light, the golden finger is reflected to the upper transparent plate from the lower transparent plate, so that the LED lamp is observed, and whether the LED lamp is lightened is judged.
As a further improvement of the utility model, the test mechanism comprises a mounting block, a plurality of pinholes are formed on the mounting block, the pinholes are correspondingly provided with probes, two ends of each probe extend out of the mounting holes, the front ends of the probes are aligned with the fixing grooves, the tail parts of the probes are connected with wires, the mounting block is arranged on a guide plate, the wires penetrate through the guide plate and are connected with a wire harness adapter, the wire harness adapter is connected with a flat cable, and the flat cable is connected with a test instrument.
After the probe is installed, the probe is contacted with the golden finger finally along with the falling of the sliding rod, and the probe is connected with the testing instrument through the wire matched with the wire harness adapter, so that the anode and the cathode of the LED lamp are conducted, and whether the LED lamp shines or not is determined.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model.
Fig. 2 is a top view of the utility model without the transparent plate mounted thereon.
FIG. 3 is a schematic view of a lower transparent plate structure according to the present utility model.
FIG. 4 is a schematic view of the upper transparent plate structure of the present utility model.
FIG. 5 is a schematic diagram of a testing mechanism according to the present utility model.
The wire harness fixing device comprises a fixing frame 1, a hinged support 2, a 3L-shaped handle, a connecting plate 4, a limiting sleeve 5, a sliding rod 6, a guide plate 7, a guide post 8, a mounting block 9, a workbench 10, a locating needle 11, a lower transparent plate 12, a locating post 13, a fixing groove 14, a locating hole 15, an upper transparent plate 16, a wire harness adapter 17, a wire harness 18, a probe 19 and a wire harness 20.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
the hand brake type simple lighting fixture shown in fig. 1-5 comprises a workbench 10, wherein a pressing mechanism is arranged on one side of the workbench 10, a testing mechanism is arranged on the pressing mechanism, and a positioning mechanism is arranged on the workbench 10 in a matched manner.
The upper pressing mechanism comprises a fixing frame 1, a hinged support 2 is arranged at the top of the fixing frame 1, the hinged support 2 is hinged with one end of the short side of an L-shaped handle 3, the bent part of the L-shaped handle 3 is hinged with the upper ends of a pair of connecting plates 4, a space is reserved between the connecting plates 4, the lower ends of the pair of connecting plates 4 are connected with a sliding rod 6, the sliding rod 6 is also provided with a guide structure and a limiting structure in a matched mode, and the guide structure is connected with the testing mechanism.
The limiting structure comprises a limiting sleeve 5 sleeved on the periphery of a sliding rod 6, the upper part of the limiting sleeve 5 is connected with the fixed frame 1, and the limiting sleeve 5 is positioned below the connecting plate 4; the guide structure comprises a pair of guide posts 8 arranged on a workbench 10, the guide posts 8 are symmetrically arranged on two sides of a sliding rod 6, guide plates 7 are arranged on the guide posts 8 in a matched mode, the guide plates 7 are sleeved on the guide posts 8, the guide plates 7 are connected with the lower portion of the sliding rod 6, and the testing mechanism is connected with the bottom of the guide plates 7.
The positioning mechanism comprises a lower transparent plate 12 and an upper transparent plate 16, wherein the lower transparent plate 12 is arranged on the workbench 10 through positioning columns 13, the three positioning columns 13 are respectively arranged at three opposite angles of the workbench 10, positioning pins 11 are arranged on the periphery of the lower transparent plate 12, positioning holes 15 are formed in the upper transparent plate 16, the upper transparent plate 16 is arranged on the lower transparent plate 12 through the matching of the positioning pins 11 and the positioning holes 15, and fixing grooves 14 are formed in the upper transparent plate 16.
The testing mechanism comprises a mounting block 9, a plurality of pinholes are formed in the mounting block 9, probes 19 are correspondingly arranged on the pinholes, mounting holes are formed in two ends of each probe 19 in an extending mode, the front ends of the probes 19 are aligned with the fixing grooves 14, the tail portions of the probes 19 are connected with wires 18, the mounting block 9 is arranged on a guide plate 7, the wires 18 penetrate through the guide plate 7 to be connected with a wire harness adapter 17, the wire harness adapter 17 is connected with a wire arrangement 20, and the wire arrangement 20 is connected with a testing instrument.
In the present utility model, the lower transparent plate 12 is usually directly mounted on the workbench 10, and only when damaged, the upper transparent plate 16 corresponding to the circuit board to be tested is firstly mounted on the lower transparent plate 12, the upper transparent plate 16 can be precisely mounted in place through the positioning pins 11 and the positioning holes 15, and then the circuit board to be tested is placed on the fixing groove 14, wherein the golden finger of the circuit board is located under the probe 19.
The probe 19 flat cable 20 is connected with a testing instrument well, before the testing instrument does not act, the long side of the L-shaped handle 3 is vertically upwards, the short side of the L-shaped handle 3 is in a horizontal state, the L-shaped handle 3 is rotated downwards, the long side of the L-shaped handle 3 is rotated downwards by 90 degrees, the long side of the L-shaped handle 3 is changed into a horizontal state, the short side of the L-shaped handle 3 is in a vertical state, meanwhile, the connecting plate 4 is driven to vertically move downwards by the L-shaped handle 3 in the process, so that the sliding rod 6 is driven to move downwards, when the lower end of the connecting plate 4 is contacted with the limiting sleeve 5, the lower end of the connecting plate cannot continuously move downwards, and at the moment, the probe 19 is just contacted with a golden finger.
When the LED lamp and the golden finger of the circuit board are in the same plane, one surface of the golden finger and one surface of the LED lamp face upwards when the circuit board is placed, so that after the probe 19 contacts the golden finger, the positive electrode and the negative electrode on the golden finger are both connected, and whether the circuit board is qualified or not can be judged by directly observing whether the LED lamp is lightened or not.
When the LED lamp and the golden finger of the circuit board are not on the same plane, the golden finger of the circuit board faces upwards, the LED lamp faces downwards and is placed in the fixed groove 14, after the probe 19 is contacted with the golden finger, the positive electrode and the negative electrode on the golden finger are both connected, the lower transparent plate 12 is transparent due to the deep color of the workbench 10, the lower transparent plate 12 and the workbench 10 are equivalent to a mirror capable of reflecting light, and after the downward-facing LED lamp emits light, the light rays pass through the upper transparent plate 16 upwards after being reflected, so that whether the LED lamp on the circuit board is lighted or not can be clearly seen, and whether the circuit board has a problem or not is judged.
After the test is finished, the L-shaped handle 3 is rotated upwards, so that the sliding rod 6 moves upwards, the probe 19 is separated from the circuit board, the circuit board is conveniently taken down, and a new circuit board to be tested is replaced.
The LED lighting device is simple and convenient to operate, and can test whether all LEDs on the circuit board are lighted or not only by one operation, so that the efficiency is high.
The present utility model is not limited to the above-described embodiments, and based on the technical solutions of the present disclosure, those skilled in the art may make some substitutions and modifications to some technical features thereof without creative efforts, which are all within the scope of the present utility model.
Claims (6)
1. A hand brake type simple lighting fixture is characterized in that: the automatic test device comprises a workbench, wherein a pressing mechanism is arranged on one side of the workbench, a testing mechanism is arranged on the pressing mechanism, and a positioning mechanism is arranged on the workbench in a matched manner.
2. The hand brake type simple lighting fixture of claim 1, wherein: the upper pressing mechanism comprises a fixing frame, the top of the fixing frame is provided with a hinged support, the hinged support is hinged with one end of the short side of the L-shaped handle, the bent part of the L-shaped handle is hinged with the upper ends of a pair of connecting plates, a gap is reserved between the connecting plates, the lower ends of the pair of connecting plates are connected with a sliding rod, the sliding rod is also provided with a guide structure and a limiting structure in a matched mode, and the guide structure is connected with the testing mechanism.
3. The hand brake type simple lighting fixture of claim 2, wherein: the limit structure comprises a limit sleeve sleeved on the periphery of the sliding rod, the upper part of the limit sleeve is connected with the fixing frame, and the limit sleeve is positioned below the connecting plate.
4. A hand brake type simple lighting fixture according to claim 3, wherein: the guide structure comprises a pair of guide posts arranged on the workbench, the guide posts are symmetrically arranged on two sides of the sliding rod, guide plates are arranged on the guide posts in a matched mode, the guide plates are sleeved on the guide posts, the guide plates are connected with the lower portions of the sliding rod, and the test mechanism is connected with the bottoms of the guide plates.
5. The hand brake type simple lighting fixture of claim 4, wherein: the positioning mechanism comprises a lower transparent plate and an upper transparent plate, wherein the lower transparent plate is arranged on the workbench through positioning columns, the three positioning columns are arranged and respectively arranged at three opposite angles of the workbench, positioning pins are arranged on the periphery of the lower transparent plate, positioning holes are formed in the upper transparent plate, the upper transparent plate is arranged on the lower transparent plate through the matching of the positioning pins and the positioning holes, and fixing grooves are formed in the upper transparent plate.
6. The hand brake type simple lighting fixture of claim 5, wherein: the testing mechanism comprises a mounting block, a plurality of pinholes are formed in the mounting block, probes are correspondingly arranged at the pinholes, mounting holes are formed in two ends of each probe in an extending mode, the front ends of the probes are aligned to the fixing grooves, wires are connected to the tail portions of the probes, the mounting block is arranged on a guide plate, the wires penetrate through the guide plate and are connected with a wire harness adapter, the wire harness adapter is connected with a flat cable, and the flat cable is connected with a testing instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223488122.9U CN219105099U (en) | 2022-12-27 | 2022-12-27 | Hand brake type simple lighting fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223488122.9U CN219105099U (en) | 2022-12-27 | 2022-12-27 | Hand brake type simple lighting fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219105099U true CN219105099U (en) | 2023-05-30 |
Family
ID=86452836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223488122.9U Active CN219105099U (en) | 2022-12-27 | 2022-12-27 | Hand brake type simple lighting fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219105099U (en) |
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2022
- 2022-12-27 CN CN202223488122.9U patent/CN219105099U/en active Active
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