CN116929633B - Testing device of pressure sensor - Google Patents
Testing device of pressure sensor Download PDFInfo
- Publication number
- CN116929633B CN116929633B CN202311209643.2A CN202311209643A CN116929633B CN 116929633 B CN116929633 B CN 116929633B CN 202311209643 A CN202311209643 A CN 202311209643A CN 116929633 B CN116929633 B CN 116929633B
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- pressure sensor
- turntable
- clamp
- vertical plate
- dust
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- 238000012360 testing method Methods 0.000 title claims abstract description 29
- 238000001514 detection method Methods 0.000 claims abstract description 34
- 230000006835 compression Effects 0.000 claims abstract description 14
- 238000007906 compression Methods 0.000 claims abstract description 14
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims description 5
- 239000000428 dust Substances 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000000919 ceramic Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L25/00—Testing or calibrating of apparatus for measuring force, torque, work, mechanical power, or mechanical efficiency
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L27/00—Testing or calibrating of apparatus for measuring fluid pressure
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention provides a testing device of a pressure sensor, and relates to the field of pressure sensor testing. The testing device of the pressure sensor comprises a base, a turntable is arranged above the base, the turntable can be driven to rotate by the base, a clamp is transversely slid on the turntable, the clamp can adjust positions relative to the turntable, three groups of hydraulic pliers are installed in the clamp, a vertical plate is fixedly arranged on one side of the upper surface of the base, a sliding block is arranged on the right side of the vertical plate, one side of the sliding block is clamped on the vertical plate and slides up and down relative to the vertical plate, a hydraulic cylinder is fixedly arranged at the upper end of the vertical plate, the output end of the hydraulic cylinder is fixed with the sliding block, a reinforcing pipe is fixedly arranged at the other side of the sliding block, a compression ring is fixedly arranged at the bottom end of the reinforcing pipe, and a detection cone is arranged at the lower side of the compression ring. This pressure sensor's testing arrangement through setting up motor, lead screw, pressurized ring, spring and detection awl, can apply multiple test dynamics to ceramic pressure sensor, accomplishes the effect of accurate detection.
Description
Technical Field
The invention relates to the field of pressure sensor testing, in particular to a testing device of a pressure sensor.
Background
When testing a pressure sensor, the pressure sensor is generally subjected to pressure application, but the sectional area of some pressure sensors is larger, if only the pressure data in the middle position of the pressure sensor are tested, the problem of test deviation can occur, and the existing test is generally constant pressure test, and the data is not scientific enough.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a testing device of a pressure sensor, which solves the problems in the background art.
In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides a pressure sensor's testing arrangement, includes the base, the top of base is equipped with the carousel, the base can drive the carousel rotation, transversely slide on the carousel has the anchor clamps, the anchor clamps can relative carousel adjustment position, install three sets of hydraulic tongs in the anchor clamps, upper surface one side fixed mounting of base has the riser, the right side of riser is equipped with the slider, the one side joint of slider is on the riser and relative its upper and lower slip, the upper end fixed mounting of riser has the pneumatic cylinder, the output and the slider of pneumatic cylinder are fixed, the opposite side fixed mounting of slider has the stiffening tube, the bottom fixed mounting of stiffening tube has the compression ring, the downside of compression ring is equipped with the detection awl, be equipped with the spring between detection awl and the compression ring, the upper end and the compression ring of spring are fixed, the bottom and the detection awl of spring are fixed.
The upper surface fixed mounting who receives the clamping ring has dustproof box, be equipped with the worm wheel in the dustproof box, the worm wheel is rotatory relative dustproof box, be equipped with the worm rather than worm wheel meshing in the dustproof box, the relative dustproof box rotation in both ends around the worm, the outside fixed mounting of dustproof box has the motor, the output shaft of motor is fixed with the main shaft of worm, upper surface one side of dustproof box is equipped with vertical rail, be equipped with the lead screw that runs through it from top to bottom in the dustproof box, the lead screw runs through the inside of worm wheel and is connected rather than the transmission, be in the detection awl after the lower extreme of lead screw runs through the clamping ring, but the sliding ring of relative its rotation is installed to the upper end of lead screw, the side joint of sliding ring is on vertical rail and relative its slip.
Preferably, the turntable is provided with a slideway, and the bottom end of the clamp is clamped in the slideway and slides relative to the slideway.
Preferably, an adjusting bolt capable of rotating relative to the clamp is arranged on one side of the clamp, a fixing cap is fixedly arranged on the upper surface of one side of the turntable, and the other end of the bolt penetrates through the fixing cap and is in threaded connection with the fixing cap.
Preferably, the bottom surface of the compression ring is fixedly provided with a plurality of pin rods, and the other ends of the pin rods penetrate through the edge of the upper end of the detection cone and slide relatively.
Preferably, the inside of detecting the awl is hollow structure, and the bottom fixed mounting of lead screw has the wearing rod, and the bottom of wearing rod is spherical structure, and the bottom of wearing rod is pegged graft in the hollow structure of detecting the awl and is contacted rather than the diapire all the time.
Preferably, the screw rod is positioned in the reinforcing pipe, and the screw rod, the detection cone and the reinforcing pipe are all concentrically arranged.
Compared with the prior art, the invention has the following beneficial effects:
this pressure sensor's testing arrangement, through setting up the motor, the lead screw, the pressurized ring, spring and detection awl, when the pneumatic cylinder drives the stiffening tube and moves down and detect, pressurized ring and detection awl synchronous move down, the detection awl mainly contacts with ceramic pressure sensor, when the lead screw drives the wearing lever and supports the detection awl all the time, the data under the invariable pressure can be used for determining this moment to the whole power of pneumatic cylinder, and when the pressure sensor is exerted to the detection awl, the motor drives the lead screw and carries out synchronous operation, make the wearing lever support the detection awl, but constantly retract upwards gradually when the spring is pressurized, can survey this moment under invariable pressure, pressure sensor's data also can the transmission lead screw in the twinkling of an eye, be used for the frequent data that changes of test is exerted the pressure and obtain, can obtain multiple test method from this, can exert multiple test dynamics to ceramic pressure sensor, accomplish the effect of accurate detection.
This pressure sensor's testing arrangement through setting up anchor clamps, carousel and adjusting bolt, and adjusting bolt can change the position between carousel and the anchor clamps when rotatory, can set up both concentric, also can set up both decentrations, is in the inside pressure sensor of anchor clamps when eccentric setting, can be used for testing non-centre of a circle position to obtain more accurate data.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the structure of the base of the present invention;
FIG. 3 is a schematic view of the reinforcement tube structure of the present invention;
FIG. 4 is a schematic view of the structure of the compression ring of the present invention;
fig. 5 is a cross-sectional view of a portion of the structure of the present invention.
The device comprises a base 1, a rotary table 2, a clamp 3, hydraulic pliers 4, a vertical plate 5, a sliding block 6, a hydraulic cylinder 7, a reinforcing pipe 8, a compression ring 9, a detection cone 10, a spring 11, a dustproof box 12, a worm wheel 13, a worm 14, a motor 15, a vertical rail 16, a screw rod 17, a sliding ring 18, a sliding way 19, an adjusting bolt 20, a pin rod 21 and a wear-resistant rod 22.
Detailed Description
As shown in fig. 1-5, a testing device for a pressure sensor, including a base 1, a turntable 2 is arranged above the base 1, the base 1 can drive the turntable 2 to rotate, a driving machine is arranged inside the base 1, a main shaft of the turntable 2 is installed in the base 1 and is connected with an output shaft of the driving machine, a clamp 3 transversely slides on the turntable 2, a slideway 19 is arranged on the turntable 2, the bottom end of the clamp 3 is clamped in the slideway 19 and slides relative to the slideway 19, the clamp 3 can adjust the position relative to the turntable 2, three groups of hydraulic pliers 4 are installed in the clamp 3, the hydraulic pliers 4 are of a common structure in the field, mainly play a role of quick clamping and releasing, an adjusting bolt 20 which can rotate relative to the clamp is installed on one side of the clamp 3, a fixing cap is fixedly installed on the upper surface of one side of the turntable 2, and the other end of the adjusting bolt 20 penetrates through the fixing cap and is in threaded connection with the fixing cap.
The upper surface of base 1 is fixed mounting has riser 5, the right side of riser 5 is equipped with slider 6, the one side joint of slider 6 is on riser 5 and slides from top to bottom relative to it, the upper end fixed mounting of riser 5 has pneumatic cylinder 7, the output and the slider 6 of pneumatic cylinder 7 are fixed, the opposite side fixed mounting of slider 6 has stiffening tube 8, stiffening tube 8 possesses certain wall thickness relative other structures, thereby can bear certain pressure, the bottom fixed mounting of stiffening tube 8 has pressurized ring 9, the downside of pressurized ring 9 is equipped with detection cone 10, be equipped with spring 11 between detection cone 10 and the pressurized ring 9, the upper end and the pressurized ring 9 of spring 11 are fixed, the bottom and the detection cone 10 of spring 11 are fixed, the bottom surface fixed mounting of pressurized ring 9 has a plurality of round pin bars 21, the other end of round pin bar 21 runs through the upper end edge of detection cone 10 and slides relatively, round pin bar 21 mainly plays spacing effect, make spring 11 rectilinear motion.
The upper surface fixed mounting of pressurized ring 9 has dustproof box 12, be equipped with worm wheel 13 in the dustproof box 12, worm wheel 13 rotates relative dustproof box 12, be equipped with the worm 14 with worm wheel 13 meshing in the dustproof box 12, the front and back both ends of worm 14 are relative dustproof box 12 rotation, the outside fixed mounting of dustproof box 12 has motor 15, the output shaft of motor 15 is fixed with the main shaft of worm 14, upper surface one side of dustproof box 12 is equipped with vertical rail 16, be equipped with the lead screw 17 that runs through it from top to bottom in the dustproof box 12, lead screw 17 runs through the inside of worm wheel 13 and is connected with its transmission, the inner circle of worm wheel 13 is equipped with the silk shell with lead screw complex, lead screw 17 and silk shell's transmission can bear certain radial pressure, the lower extreme of lead screw 17 runs through and is in detecting awl 10 after being in to be pressed to press ring 9, the inside of detecting awl 10 is hollow structure, the bottom fixed mounting of lead screw 17 has wear-resisting rod 22, the bottom of wear-resisting rod 22 is spherical structure, the bottom of wear-resisting rod 22 is pegged graft in the hollow structure of detecting awl 10 and contact with its diapire all the time, the upper end of lead screw 17 installs the slip ring 18 that can relative its rotation, the side joint of slip ring 16 on vertical rail 16, the slip ring 16 is in the side of relative slip ring 16 and the slip ring 17 is in the relative slip ring 8, it is in the pipe 8, the reinforcing pipe is provided with the lead screw 8, the reinforcing pipe is provided with the lead screw 17, the both is 8 and is in the reinforcing pipe.
When the hydraulic cylinder 7 drives the reinforcing pipe 8 to move downwards for detection, the pressure-receiving ring 9 and the detection cone 10 move downwards synchronously, the detection cone 10 is mainly in contact with the ceramic pressure sensor, when the screw rod 17 drives the wear-resisting rod 22 to always prop against the detection cone 10, the whole power of the hydraulic cylinder 7 can be applied to the detection cone 10, the hydraulic cylinder can be used for measuring data under constant pressure, when the detection cone 10 applies pressure to the pressure sensor, the motor 15 drives the screw rod 17 to synchronously operate, so that the wear-resisting rod 22 props against the detection cone 10, but when the spring 11 is pressed, the screw rod 17 is gradually retracted upwards constantly, at the moment, the data of the pressure sensor can be measured under constantly changed pressure, the screw rod 17 can be instantaneously transmitted for measuring the data obtained by frequently changed applied pressure, thereby various testing methods can be obtained, the position between the turntable 2 and the clamp 3 can be changed when the adjusting bolt 20 rotates, the two can be concentric, the two can also be arranged, the pressure sensor inside the clamp can be used for testing the non-center position when the eccentric setting is performed, and more accurate data can be obtained.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a testing arrangement of pressure sensor, includes base (1), its characterized in that: a turntable (2) is arranged above the base (1), the base (1) can drive the turntable (2) to rotate, a clamp (3) transversely slides on the turntable (2), the clamp (3) can adjust the position relative to the turntable (2), and three groups of hydraulic pliers (4) are arranged in the clamp (3);
a vertical plate (5) is fixedly arranged on one side of the upper surface of the base (1), a sliding block (6) is arranged on the right side of the vertical plate (5), one surface of the sliding block (6) is clamped on the vertical plate (5) and slides up and down relative to the vertical plate, a hydraulic cylinder (7) is fixedly arranged at the upper end of the vertical plate (5), the output end of the hydraulic cylinder (7) is fixed with the sliding block (6), a reinforcing pipe (8) is fixedly arranged at the other side of the sliding block (6), a compression ring (9) is fixedly arranged at the bottom end of the reinforcing pipe (8), a detection cone (10) is arranged at the lower side of the compression ring (9), a spring (11) is arranged between the detection cone (10) and the compression ring (9), the upper end of the spring (11) is fixed with the compression ring (9), and the bottom end of the spring (11) is fixed with the detection cone (10);
the anti-dust device is characterized in that a dust-proof box (12) is fixedly arranged on the upper surface of the pressed ring (9), a worm wheel (13) is arranged in the dust-proof box (12), the worm wheel (13) rotates relative to the dust-proof box (12), a worm (14) meshed with the worm wheel (13) is arranged in the dust-proof box (12), the front end and the rear end of the worm (14) rotate relative to the dust-proof box (12), a motor (15) is fixedly arranged on the outer side of the dust-proof box (12), an output shaft of the motor (15) is fixed with a main shaft of the worm (14), a vertical rail (16) is arranged on one side of the upper surface of the dust-proof box (12), a screw rod (17) penetrating through the inside of the worm wheel (13) up and down is connected with the screw rod in a transmission mode, the lower end of the screw rod (17) penetrates through the pressed ring (9) and then is located in a detection cone (10), a slip ring (18) capable of rotating relative to the slip ring (18) is arranged on the upper end of the screw rod (17), and the side of the slip ring (18) is clamped on the vertical rail (16) and slides relative to the vertical rail.
2. A pressure sensor testing device according to claim 1, wherein: the turntable (2) is provided with a slideway (19), and the bottom end of the clamp (3) is clamped in the slideway (19) and slides relative to the slideway.
3. A pressure sensor testing device according to claim 1, wherein: one side of the clamp (3) is provided with an adjusting bolt (20) which can rotate relative to the clamp, the upper surface of one side of the turntable (2) is fixedly provided with a fixing cap, and the other end of the adjusting bolt (20) penetrates through the fixing cap and is in threaded connection with the fixing cap.
4. A pressure sensor testing device according to claim 1, wherein: the bottom surface of the compression ring (9) is fixedly provided with a plurality of pin rods (21), and the other ends of the pin rods (21) penetrate through the upper end edge of the detection cone (10) and slide relatively.
5. A pressure sensor testing device according to claim 1, wherein: the inside of detecting awl (10) is hollow structure, and the bottom fixed mounting of lead screw (17) has wear-resisting pole (22), and the bottom of wear-resisting pole (22) is spherical structure, and the bottom of wear-resisting pole (22) is pegged graft in the hollow structure of detecting awl (10) and is contacted with its diapire all the time.
6. A pressure sensor testing device according to claim 1, wherein: the screw rod (17) is positioned in the reinforcing pipe (8), and the screw rod (17), the detection cone (10) and the reinforcing pipe (8) are all concentrically arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311209643.2A CN116929633B (en) | 2023-09-19 | 2023-09-19 | Testing device of pressure sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311209643.2A CN116929633B (en) | 2023-09-19 | 2023-09-19 | Testing device of pressure sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116929633A CN116929633A (en) | 2023-10-24 |
| CN116929633B true CN116929633B (en) | 2023-11-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311209643.2A Active CN116929633B (en) | 2023-09-19 | 2023-09-19 | Testing device of pressure sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116929633B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110907092A (en) * | 2020-01-17 | 2020-03-24 | 东阳汉林传感器有限公司 | Pressure sensor detection device |
| CN214794218U (en) * | 2021-06-03 | 2021-11-19 | 武汉恩科尔技术开发有限公司 | Car welds dress effect testing arrangement |
| CN216117052U (en) * | 2021-01-28 | 2022-03-22 | 南京义海模具模型有限公司 | Injection mold pressure testing device |
| CN115824493A (en) * | 2022-12-14 | 2023-03-21 | 阎婷宇 | Clamp for metering test of pressure sensor |
| CN219201849U (en) * | 2022-12-13 | 2023-06-16 | 江苏胜邦机电设备检修服务有限公司 | Key detection instrument |
-
2023
- 2023-09-19 CN CN202311209643.2A patent/CN116929633B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110907092A (en) * | 2020-01-17 | 2020-03-24 | 东阳汉林传感器有限公司 | Pressure sensor detection device |
| JP6859544B1 (en) * | 2020-01-17 | 2021-04-14 | 東陽漢林伝感器有限公司 | Pressure sensor test device |
| CN216117052U (en) * | 2021-01-28 | 2022-03-22 | 南京义海模具模型有限公司 | Injection mold pressure testing device |
| CN214794218U (en) * | 2021-06-03 | 2021-11-19 | 武汉恩科尔技术开发有限公司 | Car welds dress effect testing arrangement |
| CN219201849U (en) * | 2022-12-13 | 2023-06-16 | 江苏胜邦机电设备检修服务有限公司 | Key detection instrument |
| CN115824493A (en) * | 2022-12-14 | 2023-03-21 | 阎婷宇 | Clamp for metering test of pressure sensor |
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| Publication number | Publication date |
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| CN116929633A (en) | 2023-10-24 |
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