CN209911408U - Rotatable surface mounting device tester - Google Patents
Rotatable surface mounting device tester Download PDFInfo
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- CN209911408U CN209911408U CN201920363139.0U CN201920363139U CN209911408U CN 209911408 U CN209911408 U CN 209911408U CN 201920363139 U CN201920363139 U CN 201920363139U CN 209911408 U CN209911408 U CN 209911408U
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Abstract
The utility model discloses a rotatable surface mounting device tester, include: the testing machine comprises a testing machine body, a rotating shaft and a testing probe; the rotating shaft comprises a fixed section and a rotating section movably arranged on the fixed section, the fixed section is fixed in the testing machine body, and the head end of the testing probe is fixedly connected with the tail end of the rotating section; a printed circuit board is fixed in the testing machine body, a measuring circuit is arranged on the printed circuit board, and a testing probe penetrates into the testing machine body through a lead and is conducted with the measuring circuit. The utility model has reasonable and ingenious structural design, high use safety, and the arrangement of the rotating shaft, realizes the free rotation of the test probe through the rotating section, is convenient for adjusting the angle of the test machine body and reading; the test probe can rotate 360 degrees, when measuring the surface mounted device with positive and negative polarities, the alignment of the positive clamping arm, the negative clamping arm and the positive and negative electrodes of the surface mounted device to be measured can be realized only by rotating the test probe.
Description
Technical Field
The utility model relates to a surface mounting device test equipment, concretely relates to rotatable surface mounting device tester.
Background
The surface mounting device has the advantages of high device mounting density, small electronic product volume, high reliability, strong vibration resistance, good high-frequency characteristic, easy automation realization, production efficiency improvement, effective cost reduction and the like.
Traditional surface mounting device tester is integrated design, and fuselage and arm lock can not rotate promptly, has following problem: when in reading, the user holds the machine body by hand, the visual angle between the user and the display screen is only about 45 degrees, and the reading and the measurement of the numerical value are inconvenient; when measuring surface mounting devices with positive and negative polarities such as diodes, LEDs or voltage-stabilizing tubes, the surface mounting devices to be measured need to be rotated, and the device is very inconvenient to use.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model discloses a rotatable surface mounting device tester.
The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is:
a rotatable surface mount device tester, comprising: the testing machine comprises a testing machine body, a rotating shaft and a testing probe; the rotating shaft comprises a fixed section and a rotating section movably arranged on the fixed section, the fixed section is fixed in the testing machine body, and the head end of the testing probe is fixedly connected with the tail end of the rotating section; the test machine is characterized in that a printed circuit board is fixed in the test machine body, a measuring circuit is arranged on the printed circuit board, and the test probe penetrates into the test machine body through a lead and is conducted with the measuring circuit.
The fixed section of the rotating shaft is a rotary damper; the rotary damper is fixedly connected with the inner wall of the testing machine body; the head end of the rotating section is movably arranged on the rotary damper.
The test probe includes: the device comprises a positive clamping arm, a negative clamping arm, a first conductive detection block and a second conductive detection block; the positive clamping arm and the negative clamping arm are oppositely arranged, and the tail end of the positive clamping arm is fixedly connected with the tail end of the negative clamping arm; the first conductive detection block and the second conductive detection block are oppositely arranged, and the tail ends of the first conductive detection block and the second conductive detection block are respectively embedded into the positive clamping arm and the negative clamping arm and are fixed; the first conductive detection block and the second conductive detection block are conducted with the measuring circuit through the conducting wires.
The tail ends of the positive clamping arm and the negative clamping arm are fixedly provided with connecting shafts; the top end of the shell of the testing machine body is provided with a clamping position corresponding to the connecting shaft; the connecting shaft is provided with a mounting groove corresponding to the clamping position; the connecting shaft is rotatably arranged on the clamping position in 360 degrees through the mounting groove; the connecting shaft is fixedly connected with the tail end of the rotating section of the rotating shaft.
The lead is a PVC lead; the head end of the PVC lead is fixed on the connecting shaft and is communicated with the first conductive detection block and the second conductive detection block; the tail end of the PVC lead is communicated with a measuring circuit on the printed circuit board.
The positive clamping arm and the negative clamping arm are made of plastic. The positive electrode clamping arm and the negative electrode clamping arm which are made of plastic can provide certain elastic deformation, and the positive electrode clamping arm and the negative electrode clamping arm are pressed to test surface mount devices with different sizes.
The outer side surfaces of the positive clamping arm and the negative clamping arm are respectively provided with an anti-skid section; the anti-skid section comprises a plurality of anti-skid grooves and anti-skid convex grooves; and the anti-skid grooves and the anti-skid convex grooves are arranged at intervals on the outer side surfaces of the positive clamping arm and the negative clamping arm.
The first conductive detection block and the second conductive detection block are respectively fixed with a first anti-electric-shock stopper and a second anti-electric-shock stopper; and the positive clamping arm and the negative clamping arm are respectively provided with a first limit stop and a second limit stop corresponding to the first electric shock prevention stopper and the second electric shock prevention stopper.
A display screen for displaying a test result is fixed on the shell of the test machine body; the display screen is connected with the output end of the measuring circuit through a lead.
A protective cover for protecting the test probe is arranged corresponding to the shell of the test machine body; the inner wall of the bottom end of the protective cover is provided with a buckle; a clamping groove is formed in the shell of the testing machine body corresponding to the clamping buckle; the protective cover is movably connected with the shell of the testing machine body corresponding to the buckling groove.
The utility model has the advantages that: the utility model has reasonable and ingenious structural design, the free rotation of the test probe is realized through the rotation section by the arrangement of the rotating shaft, the angle of the test machine body is convenient to adjust, and the reading is convenient; the test probe can rotate 360 degrees, when measuring the surface mounted devices with positive and negative polarities such as diodes, LEDs or voltage stabilizing tubes, the alignment of the positive clamping arm, the negative clamping arm and the positive and negative electrodes of the surface mounted devices to be measured can be realized only by rotating the test probe; in addition, first protection against electric shock fender spare, second protection against electric shock fender spare set up and improved the utility model discloses a safety in utilization has also avoided the human body to touch first electric conduction detection piece, second electric conduction detection piece and the test error who brings carelessly simultaneously.
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
Drawings
FIG. 1 is a perspective view of the present invention in use;
fig. 2 is a schematic view of the internal structure of the present invention;
fig. 3 is a top view of the middle shaft of the present invention;
fig. 4 is a perspective view of the present invention.
Detailed Description
Embodiment, referring to fig. 1 to 4, the present embodiment provides a rotatable surface mount device tester, including: the testing device comprises a testing machine body 1, a rotating shaft 2 and a testing probe 3; the rotating shaft 2 comprises a fixed section 21 and a rotating section 22 movably mounted on the fixed section 21, the fixed section 21 is fixed in the testing machine body 1, and the head end of the testing probe 3 is fixedly connected with the tail end of the rotating section 22; the test machine body is characterized in that a printed circuit board is fixed in the test machine body 1, a measuring circuit is arranged on the printed circuit board, and the test probe 3 penetrates into the test machine body 1 through a lead 4 and is conducted with the measuring circuit. The free rotation of the test probe 3 is realized through the rotation section 22 by the arrangement of the rotating shaft 2, so that the angle of the test machine body 1 can be conveniently adjusted, and the reading is convenient.
The fixed section 21 of the rotating shaft 2 is a rotary damper; the rotary damper is fixedly connected with the inner wall of the testing machine body 1; the head end of the turning section 22 is movably mounted on the rotary damper. The rotary damper is arranged, so that the rotation of the test probe 3 is more textured, the stability of the rotation of the test probe 3 is improved, and the test probe 3 is prevented from deviating in the test process.
The test probe 3 includes: a positive electrode clamping arm 31, a negative electrode clamping arm 32, a first conductive detection block 33 and a second conductive detection block 34; the positive clamping arm 31 and the negative clamping arm 32 are oppositely arranged, and the tail end of the positive clamping arm 31 is fixedly connected with the tail end of the negative clamping arm 32; the first conductive detection block 33 and the second conductive detection block 34 are oppositely arranged, and the tail ends of the first conductive detection block 33 and the second conductive detection block 34 are respectively embedded into the positive clamping arm 31 and the negative clamping arm 32 and are fixed; the first conductive detection block 33 and the second conductive detection block 34 are conducted with the measurement circuit through the lead 4. During testing, the test probe 3 is rotated to align the positive electrode clamping arm 31 with the positive electrode of the surface mount device to be tested, the negative electrode clamping arm 32 is aligned with the negative electrode of the surface mount device to be tested, and the positive electrode clamping arm 31 and the negative electrode clamping arm 32 are pressed together, so that the first conductive detection block 33 is in contact with the positive electrode of the surface mount device to be tested, and the second conductive detection block 34 is in contact with the negative electrode of the surface mount device to be tested, thereby realizing the test of the surface mount device with positive and negative polarities.
The tail ends of the positive clamping arm 31 and the negative clamping arm 32 are fixed with a connecting shaft 5; a clamping position 11 is arranged at the top end of the shell of the testing machine body 1 corresponding to the connecting shaft 5; the connecting shaft 5 is provided with a mounting groove 51 corresponding to the clamping position 11; the connecting shaft 5 is rotatably arranged on the clamping position 11 through the mounting groove 51 in 360 degrees; the connecting shaft 5 is fixedly connected with the tail end of the rotating section 22 of the rotating shaft 2. The arrangement of the mounting groove 51 and the clamping position 11, the connecting shaft 5 can be rotatably mounted on the clamping position 11 through the mounting groove 51 in 360 degrees, so that the connecting shaft 5 can rotate in 360 degrees, the test probe 3 can rotate in 360 degrees, and the measurement convenience is improved; when measuring surface-mounted devices with positive and negative polarities such as diodes, LEDs or voltage-stabilizing tubes, the alignment of the positive clamping arm 31 and the negative clamping arm 32 with the positive and negative electrodes of the surface-mounted device to be measured can be realized only by rotating the measuring probe, so that the measurement is more convenient.
The lead 4 is a PVC lead; the head end of the PVC lead is fixed on the connecting shaft 5 and is communicated with the first conductive detection block 33 and the second conductive detection block 34; the tail end of the PVC lead is communicated with a measuring circuit on the printed circuit board. And the PVC wire is adopted, so that the wire 4 is effectively prevented from being damaged when the measuring probe is rotated.
The positive clamping arm 31 and the negative clamping arm 32 are made of plastic. The positive clamping arm 31 and the negative clamping arm 32 made of plastic can provide certain elastic deformation, and the positive clamping arm 31 and the negative clamping arm 32 are pressed to realize the test of surface mount devices with different sizes.
The outer side surfaces of the positive clamping arm 31 and the negative clamping arm 32 are respectively provided with an anti-slip section 35; the anti-skid section 35 comprises a plurality of anti-skid grooves and anti-skid convex grooves; and the anti-slip grooves and the anti-slip convex grooves are arranged at intervals on the outer side surfaces of the positive clamping arm 31 and the negative clamping arm 32. The anti-slip groove and the anti-slip convex groove are arranged, so that the anti-slip function is realized, and a tester can press the positive clamping arm 31 and the negative clamping arm 32 conveniently.
A first anti-electric shock stopper 331 and a second anti-electric shock stopper 341 are respectively fixed on the first conductive detection block 33 and the second conductive detection block 34; the positive electrode arm 31 and the negative electrode arm 32 are respectively provided with a first limit stop 311 and a second limit stop 321 corresponding to the first electric shock preventing stopper 331 and the second electric shock preventing stopper 341. The first electric shock prevention stopper 331 and the second electric shock prevention stopper 341 are provided to improve the safety in use of the present invention, and the testing error caused by the human body contacting the first electric conduction detecting block 33 and the second electric conduction detecting block 34 carelessly is avoided.
A display screen 12 for displaying a test result is fixed on the shell of the test machine body 1; the display screen 12 is connected to the output of the measuring circuit via a line 4.
A protective cover 6 for protecting the test probe 3 is arranged corresponding to the shell of the test machine body 1; the inner wall of the bottom end of the protective cover 6 is provided with a buckle; a clamping groove is formed in the shell of the testing machine body 1 corresponding to the clamping buckle; the protective cover 6 is movably connected with the shell of the testing machine body 1 corresponding to the buckling groove.
When measuring surface mounted devices with positive and negative polarities, firstly adjusting the position of a testing machine body 1 to enable a display screen 12 to face a tester; the tester judges the positive and negative polarities of the surface mount device to be tested, rotates the connecting shaft 5 to enable the positive clamping arm 31 to be aligned to the positive electrode of the surface mount device, and enables the negative clamping arm 32 to be aligned to the negative electrode of the surface mount device; pressing the positive clamping arm 31 and the negative clamping arm 32 to enable the positive clamping arm 31 to be communicated with the positive pole of the surface mount device and the negative clamping arm 32 to be communicated with the negative pole of the surface mount device; the measured value of the display screen 12 is read.
The utility model has reasonable and ingenious structural design, the free rotation of the test probe 3 is realized through the rotation section 22 by the arrangement of the rotating shaft 2, the angle of the test machine body 1 is convenient to adjust, and the reading is convenient; the test probe 3 can rotate 360 degrees, when measuring the surface mounted devices with positive and negative polarities such as diodes, LEDs or voltage-stabilizing tubes, the alignment of the positive electrode clamping arm 31, the negative electrode clamping arm 32 and the positive and negative electrodes of the surface mounted devices to be measured can be realized only by rotating the test probe; in addition, the first protection against electric shock fender 331, the setting that second protection against electric shock fender 341 have improved the utility model discloses a safety in utilization has also avoided the human body to touch first electrically conductive detection piece 33, second electrically conductive detection piece 34 carelessly and the testing error who brings simultaneously.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, using the technical means and contents disclosed above, without departing from the scope of the technical solution of the present invention. Therefore, the equivalent changes made according to the shape, structure and principle of the present invention should be covered in the protection scope of the present invention.
Claims (10)
1. A rotatable surface mount device tester, comprising: the testing machine comprises a testing machine body, a rotating shaft and a testing probe;
the rotating shaft comprises a fixed section and a rotating section movably arranged on the fixed section, the fixed section is fixed in the testing machine body, and the head end of the testing probe is fixedly connected with the tail end of the rotating section;
the test machine is characterized in that a printed circuit board is fixed in the test machine body, a measuring circuit is arranged on the printed circuit board, and the test probe penetrates into the test machine body through a lead and is conducted with the measuring circuit.
2. The tester for the rotatable surface mount devices according to claim 1, wherein the fixed section of the shaft is a rotational damper;
the rotary damper is fixedly connected with the inner wall of the testing machine body;
the head end of the rotating section is movably arranged on the rotary damper.
3. The rotatable surface mount device tester as recited in claim 1, wherein the test probe comprises: the device comprises a positive clamping arm, a negative clamping arm, a first conductive detection block and a second conductive detection block;
the positive clamping arm and the negative clamping arm are oppositely arranged, and the tail end of the positive clamping arm is fixedly connected with the tail end of the negative clamping arm;
the first conductive detection block and the second conductive detection block are oppositely arranged, and the tail ends of the first conductive detection block and the second conductive detection block are respectively embedded into the positive clamping arm and the negative clamping arm and are fixed;
the first conductive detection block and the second conductive detection block are conducted with the measuring circuit through the conducting wires.
4. The tester for the rotatable surface-mounted device as claimed in claim 3, wherein the ends of the positive clamping arm and the negative clamping arm are fixed with connecting shafts;
the top end of the shell of the testing machine body is provided with a clamping position corresponding to the connecting shaft;
the connecting shaft is provided with a mounting groove corresponding to the clamping position;
the connecting shaft is rotatably arranged on the clamping position in 360 degrees through the mounting groove;
the connecting shaft is fixedly connected with the tail end of the rotating section of the rotating shaft.
5. The rotatable surface mount device tester as recited in claim 4, wherein the wires are PVC wires;
the head end of the PVC lead is fixed on the connecting shaft and is communicated with the first conductive detection block and the second conductive detection block;
the tail end of the PVC lead is communicated with a measuring circuit on the printed circuit board.
6. The tester for the rotatable surface-mounted device as claimed in claim 3, wherein the positive clamping arm and the negative clamping arm are made of plastic.
7. The tester for the rotatable surface-mounted device as claimed in claim 3, wherein the outer side surfaces of the positive clamping arm and the negative clamping arm are provided with anti-slip sections;
the anti-skid section comprises a plurality of anti-skid grooves and anti-skid convex grooves;
and the anti-skid grooves and the anti-skid convex grooves are arranged at intervals on the outer side surfaces of the positive clamping arm and the negative clamping arm.
8. The rotatable surface mount device tester as claimed in claim 3, wherein the first and second conductive detection blocks are respectively fixed with a first and second anti-electric shock stopper;
and the positive clamping arm and the negative clamping arm are respectively provided with a first limit stop and a second limit stop corresponding to the first electric shock prevention stopper and the second electric shock prevention stopper.
9. The tester for the rotatable surface-mount devices according to claim 1, wherein a display screen for displaying the test result is fixed on the casing of the tester body;
the display screen is connected with the output end of the measuring circuit through a lead.
10. The rotatable surface mount device tester as claimed in claim 1, wherein a protective cover for protecting the test probe is provided corresponding to the case of the test body;
the inner wall of the bottom end of the protective cover is provided with a buckle;
a clamping groove is formed in the shell of the testing machine body corresponding to the clamping buckle;
the protective cover is movably connected with the shell of the testing machine body corresponding to the buckling groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920363139.0U CN209911408U (en) | 2019-03-21 | 2019-03-21 | Rotatable surface mounting device tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920363139.0U CN209911408U (en) | 2019-03-21 | 2019-03-21 | Rotatable surface mounting device tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209911408U true CN209911408U (en) | 2020-01-07 |
Family
ID=69033016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920363139.0U Active CN209911408U (en) | 2019-03-21 | 2019-03-21 | Rotatable surface mounting device tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209911408U (en) |
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2019
- 2019-03-21 CN CN201920363139.0U patent/CN209911408U/en active Active
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