CN114486067A - Automatic butt joint testing mechanism for sensor with 360-degree change of installation angle - Google Patents
Automatic butt joint testing mechanism for sensor with 360-degree change of installation angle Download PDFInfo
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- CN114486067A CN114486067A CN202011158098.5A CN202011158098A CN114486067A CN 114486067 A CN114486067 A CN 114486067A CN 202011158098 A CN202011158098 A CN 202011158098A CN 114486067 A CN114486067 A CN 114486067A
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- butt joint
- sensor
- plug
- automatic
- probe assembly
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- 210000001503 joint Anatomy 0.000 title claims abstract description 52
- 238000012360 testing method Methods 0.000 title claims abstract description 36
- 230000007246 mechanism Effects 0.000 title claims abstract description 33
- 230000008859 change Effects 0.000 title claims abstract description 19
- 238000009434 installation Methods 0.000 title claims abstract description 18
- 239000010705 motor oil Substances 0.000 claims abstract description 27
- 239000000523 sample Substances 0.000 claims description 60
- 239000012212 insulator Substances 0.000 claims description 18
- 238000003032 molecular docking Methods 0.000 claims description 16
- 239000010721 machine oil Substances 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 2
- 230000008520 organization Effects 0.000 claims description 2
- 239000003921 oil Substances 0.000 abstract description 13
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 7
- 241000309551 Arthraxon hispidus Species 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
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- 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)
- Measuring Fluid Pressure (AREA)
Abstract
The invention discloses a sensor automatic butt joint testing mechanism with a 360-degree change installation angle, which comprises a sensor adapter and an automatic butt joint, wherein the sensor adapter is in butt joint with an engine oil pressure sensor on an engine, the automatic butt joint is driven by an automatic cylinder butt joint mechanism to be in butt joint with the sensor adapter so as to obtain signals of the engine oil pressure sensor and output the signals by the automatic butt joint, and the sensor adapter can freely rotate along with the engine oil pressure sensor. By adopting the butt joint testing mechanism, the disassembly and assembly process is simplified, the engine does not need to be disassembled and assembled, the damage and oil leakage to the engine are avoided, the quality of an engine oil pressure sensor of the engine can be detected, and the angle change of 360 degrees of the sensor can be adapted.
Description
Technical Field
The invention relates to auxiliary equipment of an engine oil pressure sensor, in particular to an automatic butt joint testing mechanism of a sensor with a 360-degree change installation angle.
Background
Because the engine oil pressure sensor passes through threaded connection and installs at the engine, so the position angle of the sensor on the engine after the completion of assembling is unset, presents 360 degrees angular variation, in order to realize the function of test engine oil pressure, the engine oil pressure butt joint accredited testing organization that the tradition adopted is shown as figure 1:
the use process of the testing mechanism is as follows: after an engine oil pressure sensor on the engine is detached, the quick plug 101 is preassembled, and then the quick plug seat 103 is connected with the quick plug 101 of the pre-assembly under the action of the cylinder 102, feedback data are tested through the pressure sensor 100 arranged on the testing mechanism during testing, and engine oil blowback is achieved under the action of the electromagnetic valve 104.
In the practical use process, the testing mechanism has the following defects:
1. the disassembly and the assembly are troublesome: an engine oil pressure sensor of the engine needs to be disassembled, and a quick plug is preassembled;
2. the engine and the sensor thereof can be damaged in the dismounting process;
3. when the tested engine is disassembled, oil leakage can be generated, and the threaded hole with the oil leakage influences subsequent sensor installation and spraying of thread sealing glue;
4. the quality of the engine with the engine oil pressure sensor cannot be detected during cold test;
disclosure of Invention
In order to solve the problems in the prior art, the invention provides an automatic butt joint testing mechanism for a sensor with a 360-degree change installation angle, which can directly butt joint an engine oil pressure sensor to be tested to test the engine oil pressure sensor.
This automatic test mechanism that docks of sensor of 360 degrees changes of installation angle, including sensor adapter, automatic butt joint and the automatic butt joint mechanism of cylinder, the machine oil pressure sensor butt joint on sensor adapter and the engine, automatic butt joint and the butt joint of sensor adapter to acquire machine oil pressure sensor signal and export by automatic butt joint.
The sensor adapter comprises a shell, a first plug and a second plug which are respectively arranged at two ends of the shell, and a spring fastener arranged on the shell, wherein a first insulator is arranged in the first plug, a first probe assembly is arranged on the first insulator, a second probe assembly connected with the first probe assembly through a wire is arranged in the second plug, the second plug is spliced with the engine oil pressure sensor, and the second probe assembly is fastened on the engine oil pressure sensor through the spring fastener and is contacted with a probe in the engine oil pressure sensor to be conductive.
The automatic butt joint comprises a plug main body, a plug cover arranged at the rear end of the plug main body and a plug core arranged in the plug main body, wherein the plug core is in contact with the first probe assembly to conduct electricity through the butt joint of the plug main body and the first plug, and a signal output joint connected with the plug core through a lead is arranged on the plug cover.
The first probe assembly and the second probe assembly are respectively provided with a plurality of spring probes and needle sleeves, the needle sleeves are respectively sleeved on the needle heads of the spring probes, and the springs of the spring probes are arranged at the tail parts of the spring probes.
The spring probes of the first probe assembly are uniformly distributed along a certain radius of the first plug, and the innermost spring probe is positioned at the circle center.
The plug core comprises a second insulator, and a conductive post and a conductive ring which are arranged on the second insulator, wherein the conductive post is arranged at the center of the insulator, a plurality of circles of conductive rings are distributed in a concentric circle by taking the conductive post as the center, and the distances between the conductive ring and the conductive post and between the conductive rings are matched with the distances between a plurality of spring probes of the first probe assembly, so that the spring probes of the first probe assembly are respectively inserted into the conductive post and the conductive ring in a matched manner.
The automatic sensor butt joint testing mechanism further comprises an automatic cylinder butt joint mechanism drive, and the automatic cylinder butt joint mechanism drive is connected with the automatic butt joint and drives the automatic butt joint to be in butt joint with the sensor adapter.
The automatic butt joint testing mechanism for the sensor with the 360-degree change of the installation angle can avoid the problems in the existing structure, simplify the disassembly and assembly process, avoid damage and oil leakage to the engine and detect the quality of the engine oil pressure sensor of the engine. Only need be connected with the engine oil pressure sensor manual of engine self-band through the sensor adapter, then carry out automatic butt joint through cylinder drive automatic butt joint and sensor adapter, can acquire sensor data, need not dismouting engine to but the engine oil pressure sensor of direct test engine self-band, and can adapt to the angle change of 360 degrees of sensor.
Drawings
FIG. 1 is a schematic diagram of a conventional oil pressure docking test mechanism;
FIG. 2 is a schematic diagram of the automatic docking test mechanism of the present invention;
FIG. 3 is a schematic perspective view of the docking of the sensor adapter, the automatic docking head, and the oil pressure sensor of the present invention;
figure 4 is a perspective view of a sensor adapter of the present invention;
figure 5 is a schematic, partially cross-sectional view of a sensor adapter of the present invention;
figure 6 is a schematic cross-sectional view of another portion of the sensor adapter of the present invention (second plug);
FIG. 7 is a perspective view of the automated docking head of the present invention;
FIG. 8 is a schematic cross-sectional view of an automated docking head of the present invention;
FIG. 9 is a cross-sectional view of a plug core of the present invention.
Detailed Description
The automatic docking testing mechanism for a sensor with 360-degree change of installation angle according to the present invention is further described with reference to the accompanying drawings and embodiments.
The automatic sensor butt joint testing mechanism with the 360-degree change installation angle is shown in fig. 2 and mainly comprises a sensor adapter 1 and an automatic butt joint head 2, wherein the sensor adapter 1 is used for being in butt joint with a measured engine oil pressure sensor 4 on an engine directly, the automatic butt joint head 2 is connected with an automatic cylinder butt joint mechanism 3, the automatic butt joint head 2 is driven by the automatic cylinder butt joint mechanism 3 to be in butt joint with the sensor adapter 1, so that signals of the engine oil pressure sensor 4 are obtained, and the signals are output by the automatic butt joint head 2 for testing.
As shown in fig. 3, the sensor adapter 1 and the automatic adapter 2 form a process wiring harness connection plug, as an embodiment, the sensor adapter 1, as shown in fig. 4-6, includes a housing 11, a first plug 12 and a second plug 13 respectively disposed at two ends of the housing 11, and a spring fastener 15(151 is a spring thereof) disposed on the housing 11, a first insulator 14 is disposed in the first plug 12, a first probe assembly 16 is disposed on the first insulator 14, a third insulator 18 is disposed in the second plug 13, a second probe assembly 17 connected to the first probe assembly 16 through a wire is disposed on the third insulator 18, the second plug 13 is plugged with the oil pressure sensor 4, the second probe assembly 17 is fastened on the oil pressure sensor 4 through the spring fastener 15 and is electrically connected to a corresponding probe in the oil pressure sensor 4 so as to obtain a stable sensor signal, and then transferred to the first plug 12 by a wire.
As an embodiment, each of the first and second probe assemblies 16 and 17 has a plurality of spring probes and a needle sheath, the needle sheath is respectively sleeved on the needle heads of the spring probes, the springs of the spring probes are arranged at the tail portions of the spring probes, the springs are stressed integrally during testing, and it is ensured that the pressure can act on the springs vertically. By adopting the structure, the needle head moves relatively stably, and the service life of the spring can be prolonged to a greater extent. The specific arrangement of the spring probes of the first probe assembly 16 is as follows: a plurality of spring probes (three are shown in fig. 4) are uniformly arranged along a certain radius of the first plug 12 which is circular, and the innermost spring probe is located at the center of the circle.
As an embodiment, the automatic docking head 2 is specifically shown in fig. 7-8, and includes a circular plug main body 21 matching the first plug 12, a plug cover 22 disposed at the rear end of the plug main body 21, and a plug core 23 disposed in the plug main body 21, wherein the plug core 23 is electrically connected to the first probe assembly 16 by abutting the plug main body 21 to the first plug 12, and the plug cover 22 is provided with a signal output connector 24 connected to the plug core 23 by a wire. Thus, the plug core 23 receives the sensor signal outputted from the first probe assembly 16 and transmits the sensor signal to the signal output connector 24 via the conducting wire, and then the sensor signal is outputted from the signal output connector 24. As shown in fig. 9, the plug core 23 specifically includes a second insulator 231, and a conductive post 232 and a conductive ring 233 disposed on the second insulator 231, and is specifically arranged as follows: a conductive post 232 is disposed at the center of the insulator, a plurality of conductive rings 233 (two rings are shown in fig. 7-9) are uniformly distributed on the second insulator 231 with the conductive post 232 as the center, and the distance is matched with the distance between the spring probes of the first probe assembly 16, and the total number of the conductive posts 232 and the conductive rings 233 is also matched with the number of the spring probes of the first probe assembly 16, so that the spring probes of the first probe assembly 16 are respectively inserted into the conductive posts 232 and the conductive rings 233 in a matching manner, and are in good contact through the action of the air cylinder for conducting and transmitting signals. No matter how the angle of the measured oil pressure sensor 4 changes, the conducting ring 233 is adopted to design the sensor adapter 1 which can change the angle together with the random oil pressure sensor 4 to directly butt joint, and the contact is good, so that the sensor signal can be conveniently obtained, and the requirement of direct test without disassembly of the 360-degree angle change of the measured oil pressure sensor 4 is met. Of course, the conductive ring 233 may also adopt other similar butt joint structures.
In conclusion, the automatic docking testing mechanism of the invention saves the troubles of disassembling the sensor and pre-assembling the quick plug, effectively avoids the possible damage and oil leakage phenomena to the engine in the disassembling process, improves the efficiency, further realizes the signal output test of the engine oil pressure sensor 4 with 360-degree change of the installation angle on the engine, and can also test the quality of the engine oil pressure sensor 4.
Claims (7)
1. The utility model provides an automatic butt joint accredited testing organization of sensor of 360 degrees changes of installation angle which characterized in that: including sensor adapter, automatic butt joint and the automatic docking mechanism of cylinder, the machine oil pressure sensor butt joint on sensor adapter and the engine, automatic butt joint and the butt joint of sensor adapter to acquire machine oil pressure sensor signal and export by automatic butt joint.
2. The automatic docking test mechanism for the sensor with 360-degree change of the installation angle as claimed in claim 1, wherein: the sensor adapter comprises a shell, a first plug and a second plug which are respectively arranged at two ends of the shell, and a spring fastener arranged on the shell, wherein a first insulator is arranged in the first plug, a first probe assembly is arranged on the first insulator, a second probe assembly connected with the first probe assembly through a wire is arranged in the second plug, the second plug is spliced with the engine oil pressure sensor, and the second probe assembly is fastened on the engine oil pressure sensor through the spring fastener and is contacted with a probe in the engine oil pressure sensor to be conductive.
3. The automatic docking testing mechanism for the sensor with 360-degree change of the installation angle as claimed in claim 2, wherein: the automatic butt joint comprises a plug main body, a plug cover arranged at the rear end of the plug main body and a plug core arranged in the plug main body, wherein the plug core is in contact with the first probe assembly to conduct electricity through the butt joint of the plug main body and the first plug, and a signal output joint connected with the plug core through a lead is arranged on the plug cover.
4. The automatic docking testing mechanism for the sensor with 360-degree change of the installation angle as claimed in claim 3, wherein: the first probe assembly and the second probe assembly are respectively provided with a plurality of spring probes and needle sleeves, the needle sleeves are respectively sleeved on the needle heads of the spring probes, and the springs of the spring probes are arranged at the tail parts of the spring probes.
5. The automatic docking testing mechanism for the sensor with 360-degree change of the installation angle as claimed in claim 4, wherein: the spring probes of the first probe assembly are uniformly distributed along a certain radius of the first plug, and the innermost spring probe is positioned at the circle center.
6. The automatic docking testing mechanism for the sensor with 360-degree change of the installation angle as claimed in claim 5, wherein: the plug core comprises a second insulator, and a conductive post and a conductive ring which are arranged on the second insulator, wherein the conductive post is arranged at the center of the insulator, a plurality of circles of conductive rings are distributed in a concentric circle by taking the conductive post as the center, and the distances between the conductive ring and the conductive post and between the conductive rings are matched with the distances between a plurality of spring probes of the first probe assembly, so that the spring probes of the first probe assembly are respectively inserted into the conductive post and the conductive ring in a matched manner.
7. The automatic docking test mechanism for the sensor with 360-degree change of the installation angle as claimed in claim 1, wherein: the automatic sensor butt joint testing mechanism further comprises an automatic cylinder butt joint mechanism drive, and the automatic cylinder butt joint mechanism drive is connected with the automatic butt joint and drives the automatic butt joint to be in butt joint with the sensor adapter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011158098.5A CN114486067A (en) | 2020-10-26 | 2020-10-26 | Automatic butt joint testing mechanism for sensor with 360-degree change of installation angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011158098.5A CN114486067A (en) | 2020-10-26 | 2020-10-26 | Automatic butt joint testing mechanism for sensor with 360-degree change of installation angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114486067A true CN114486067A (en) | 2022-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011158098.5A Pending CN114486067A (en) | 2020-10-26 | 2020-10-26 | Automatic butt joint testing mechanism for sensor with 360-degree change of installation angle |
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