CN217845494U - Pressure sensor test bench - Google Patents
Pressure sensor test bench Download PDFInfo
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- CN217845494U CN217845494U CN202221976561.1U CN202221976561U CN217845494U CN 217845494 U CN217845494 U CN 217845494U CN 202221976561 U CN202221976561 U CN 202221976561U CN 217845494 U CN217845494 U CN 217845494U
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Abstract
The utility model discloses a pressure sensor test bench, the middle part of the test bench is provided with an operation table, a pressure table jig (1) is placed on the operation table, a display (2) is placed on the upper part of the test bench, the lower part of the test bench is provided with a cabinet (3), and an industrial personal computer and an instrument are placed in the cabinet; and safety gratings (4) are respectively arranged on two sides of the pressing table jig (1) on the operating table. The utility model discloses a pressure sensor test bench is equipped with the position of placing respectively and pressing platform tool, display, industrial computer, instrument, safe grating, keyboard mouse, and the structure is succinctly generous, accords with the operation custom. The utility model discloses a pressure sensor test rack, pressure platform tool include tray base, faller base, location mount, cylinder stroke pole and cylinder, can aerify automatically and seal the test chamber, easy operation is convenient during pressure sensor is tested in batches.
Description
Technical Field
The utility model relates to a pressure sensor test technique, in particular to pressure sensor test rack.
Background
The resistance type pressure sensor measures the pressure change when the diaphragm is stressed and the resistance value changes due to the piezoresistive effect of the semiconductor. At present traditional workshop when being the product material loading, still adopt the mode of artifical material loading on the one hand, the efficiency of serious delay production, on the other hand is to accurate product equipment, for example pressure sensor, often because artifical location is not accurate and cause the material loading error, reduces the yields at the material loading in-process.
The piezoresistive pressure sensor needs a high-precision calibration device and a high-precision testing device to meet the precision requirement, and the piezoresistive pressure sensor needs to adapt to a wide pressure range, so that the consistency and the accuracy are kept in the calibration and testing processes all the time, and the difficulty is considerable. In order to meet the requirements in the aspects of calibration and test work, a testing device which can be applied to the piezoresistive pressure sensor core body and can be used for batch high-pressure testing needs to be designed.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the purpose is: a pressure sensor test rig is provided.
The technical scheme of the utility model is that:
a pressure sensor test bench is characterized in that an operation table is arranged in the middle of the test bench, a pressing table jig is placed on the operation table, a display is placed on the upper portion of the test bench, a cabinet is arranged on the lower portion of the test bench, and an industrial personal computer and an instrument are placed in the cabinet; and safety gratings are respectively arranged on two sides of the pressing table jig on the operating table.
Preferably, a keyboard and mouse drawer is further arranged between the operating platform and the cabinet and used for placing a keyboard and a mouse.
Preferably, the two sides of the pressing table jig are provided with jig self-locking wrenches for fixing the pressing table jig in the test product.
Preferably, the industrial personal computer and the instrument are connected to the pressure table jig through the data acquisition unit in an inserting mode and are used for being electrically connected with a pressure sensor product placed in the pressure table jig.
Preferably, the platen jig comprises a tray base, a needle plate base, a positioning fixing frame, an air cylinder stroke rod and an air cylinder; wherein:
the tray base is fixed on the operating table, and the middle part of the tray base is provided with a test cavity for placing a sensor tray;
the positioning fixing frame is fixed on the operating table through four guide posts, and the needle plate base is matched with the four guide posts of the positioning fixing frame through four guide holes and is arranged above the tray base in parallel;
the test needle plate is fixed under the needle plate base, and is controlled by the cylinder through the cylinder stroke rod to move up and down, and when the test needle plate moves to the lowest part, the probe on the test needle plate is matched and spliced with the sensor on the sensor tray.
Preferably, the bottom of the test cavity in the middle of the tray base is provided with an air inlet which is connected with a booster air pump.
Preferably, the test needle plate is fixed below the needle plate base through a needle plate fixing pin and a needle plate guide rail; the test needle plate is distributed with test probes, and the side of the test needle plate is provided with a connecting interface connected with the test probes and used for transmitting acquired data to an industrial personal computer and an instrument through a wire harness.
The utility model has the advantages that:
1. the utility model discloses a pressure sensor test rack is equipped with the position of placing respectively and pressing a platform tool, display, industrial computer, instrument, safe grating, keyboard mouse, and the structure is succinctly generous, accords with the operation custom.
2. The utility model discloses a pressure sensor test rack, pressure platform tool include tray base, faller base, location mount, cylinder stroke pole and cylinder, can aerify automatically and seal the test chamber, easy operation is convenient during pressure sensor is tested in batches.
Drawings
The invention will be further described with reference to the following drawings and examples:
fig. 1 is a front view of a pressure sensor test stand according to the present invention;
fig. 2 is a side view of the pressure sensor test stand of the present invention;
FIG. 3 is a front view of the platen jig;
fig. 4 is a bottom view of the needle board base.
Detailed Description
Example (b):
as shown in fig. 1 and 2, the middle of the pressure sensor testing bench of the present invention is provided with an operating table 10, a pressing table fixture 1 is placed on the operating table, a display 2 is placed on the upper portion of the testing bench, the lower portion of the testing bench is provided with a cabinet 3, and an industrial personal computer and an instrument are placed in the cabinet; the safety gratings 4 are respectively arranged on the two sides of the pressing table jig 1 on the operating table; and a keyboard and mouse drawer 5 is also arranged between the operating platform and the cabinet 3 and is used for placing a keyboard and a mouse. Industrial computer, instrument pass through data collection station and peg graft on pressing a tool 1 for with press the interior pressure sensor product electricity of placing of a tool 1 to be connected.
As shown in fig. 3 and 4, the platen jig 1 includes a tray base 11, a needle plate base 12, a positioning fixing frame 13, a cylinder stroke rod 14, a cylinder 15, and a test needle plate 16; wherein:
the tray base 11 is fixed on the operating table, and the middle part of the tray base 11 is provided with a test cavity for placing a sensor tray; and the bottom of the test cavity is provided with an air inlet which is connected with a booster pump. The positioning fixing frame 13 is fixed on the operating table through four guide posts, and the needle plate base 12 is installed in a matching way with the four guide posts of the positioning fixing frame 13 through four guide holes and is arranged above the tray base 11 in parallel.
A test needle plate 16 is fixed below the needle plate base 12, the air cylinder 15 controls the up-and-down movement through the air cylinder stroke rod 14, and when the needle plate moves to the lowest part, a probe on the test needle plate 16 is matched and plugged with a sensor on a sensor tray. And the two sides of the pressing table jig 1 are provided with jig self-locking wrenches 6 for fixing the pressing table jig 1 in the implementation of a test product.
As shown in fig. 4, the needle board base 12 is a bottom view, and the test needle board 16 is fixed below the needle board base 12 by needle board fixing pins 21 and needle board guide rails 22; the test needle plate 16 is distributed with test probes 23, and the side of the test needle plate 16 is provided with a connecting interface 24 connected with the test probes 23 and used for transmitting collected data to an industrial personal computer and an instrument through a wire harness.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All modifications made according to the spirit of the main technical scheme of the present invention shall be covered within the protection scope of the present invention.
Claims (7)
1. A pressure sensor test bench is characterized in that an operation table is arranged in the middle of the test bench, a pressure bench jig (1) is placed on the operation table, a display (2) is placed on the upper portion of the test bench, a cabinet (3) is arranged on the lower portion of the test bench, and an industrial personal computer and an instrument are placed in the cabinet; and safety gratings (4) are respectively arranged on two sides of the pressing table jig (1) on the operating table.
2. The pressure sensor test bench of claim 1, wherein a keyboard and mouse drawer (5) is further arranged between the operating platform and the cabinet (3) and used for placing a keyboard and mouse.
3. The pressure sensor test bench of claim 1, wherein the press bench fixture (1) is provided with fixture self-locking wrenches (6) at two sides thereof for fixing the press bench fixture (1) in a test product.
4. The pressure sensor test bench of claim 3, wherein the industrial personal computer and the instrument are plugged into the pressure bench jig (1) through the data acquisition unit and are used for being electrically connected with a pressure sensor product placed in the pressure bench jig (1).
5. The pressure sensor test bench of claim 4, wherein the press bench fixture (1) comprises a tray base (11), a needle plate base (12), a positioning fixing frame (13), a cylinder stroke rod (14) and a cylinder (15); wherein:
the tray base (11) is fixed on the operating table, and the middle part of the tray base (11) is provided with a test cavity for placing a sensor tray;
the positioning fixing frame (13) is fixed on the operating table through four guide posts, and the needle plate base (12) is matched with the four guide posts of the positioning fixing frame (13) through four guide holes and is arranged above the tray base (11) in parallel;
the needle plate base (12) is fixed with a test needle plate (16) downwards, the cylinder (15) controls the up-and-down movement through a cylinder stroke rod (14), and when the needle plate moves to the lowest part, a probe on the test needle plate (16) is matched and plugged with a sensor on a sensor tray.
6. The pressure sensor test bench of claim 5, wherein the test cavity in the middle of the tray base (11) is provided with an air inlet hole at the bottom, and the air inlet hole is connected with a booster air pump.
7. The pressure sensor test bench of claim 6 wherein the test pin plate (16) is secured beneath the pin plate base (12) by pin plate securing pins (21) and pin plate guide rails (22); the test needle plate (16) is distributed with test probes (23), and the side of the test needle plate (16) is provided with a connection interface (24) connected with the test probes (23) and used for transmitting collected data to an industrial personal computer and an instrument through a wire harness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221976561.1U CN217845494U (en) | 2022-07-29 | 2022-07-29 | Pressure sensor test bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221976561.1U CN217845494U (en) | 2022-07-29 | 2022-07-29 | Pressure sensor test bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217845494U true CN217845494U (en) | 2022-11-18 |
Family
ID=84011214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221976561.1U Active CN217845494U (en) | 2022-07-29 | 2022-07-29 | Pressure sensor test bench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217845494U (en) |
-
2022
- 2022-07-29 CN CN202221976561.1U patent/CN217845494U/en active Active
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