CN220063035U - Reliability testing device for groove-type photoelectric sensor - Google Patents
Reliability testing device for groove-type photoelectric sensor Download PDFInfo
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- CN220063035U CN220063035U CN202321541799.6U CN202321541799U CN220063035U CN 220063035 U CN220063035 U CN 220063035U CN 202321541799 U CN202321541799 U CN 202321541799U CN 220063035 U CN220063035 U CN 220063035U
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- 238000012360 testing method Methods 0.000 title claims abstract description 72
- 238000012545 processing Methods 0.000 claims abstract description 8
- 238000012790 confirmation Methods 0.000 claims description 6
- 238000009661 fatigue test Methods 0.000 abstract description 11
- 238000000034 method Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 1
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- 238000001514 detection method Methods 0.000 description 1
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Abstract
The utility model discloses a groove-type photoelectric sensor reliability testing device, which comprises a testing table, a plurality of sensor fixing grooves and a sensor fixing device, wherein the testing table consists of a horizontally arranged testing disc and a plurality of supporting legs uniformly distributed on the bottom surface of the testing disc; the stepping motor is arranged below the test disc, a driving shaft of the stepping motor vertically passes through the center of the test disc upwards, the upper end of the driving shaft is connected with a measuring rod which is attached to the top surface of the test disc and horizontally rotates, and the length of the measuring rod is smaller than the distance from the sensor fixing groove to the center of the test disc; the controller is provided with a control module, a power module and a signal processing module. The utility model has the advantages that the integrated controller is matched with the dial-type designed test board, not only can reduce the volume of the whole device, but also can test a plurality of groups of groove-type photoelectric sensors simultaneously, thereby avoiding the groove-type photoelectric sensors from being connected into the whole machine of the instrument for fatigue test and greatly improving the test efficiency.
Description
Technical Field
The utility model relates to the technical field of detection of a groove-type photoelectric sensor, in particular to a reliability testing device of the groove-type photoelectric sensor.
Background
The groove-type photoelectric sensor is used as a common sensor for detecting the position of an object and is a key material in medical instrument products. The quality of the groove type photoelectric sensor directly influences the reliability of the instrument, so that in the product research and development and material model selection process, in order to obtain the reliability data of the groove type photoelectric sensor, a reliability test is often required to be carried out, and then the reliability evaluation is carried out on the reliability data, so that visual comparison of the quality of the material is achieved, and the reliability index of the whole instrument is improved continuously.
At present, a fatigue test method is generally adopted for the reliability test of the groove-type photoelectric sensor, but the existing method mainly adopts a mode of directly accessing the whole machine of an instrument when the fatigue test is carried out on the groove-type photoelectric sensor, and has the defects of huge instrument volume, complex operation, slow test process and small test quantity; in addition, the groove-type photoelectric sensor is directly connected with the whole instrument for testing, so that the testing times cannot be automatically recorded, and collision is easy to occur when the groove-type photoelectric sensor fails, so that the safety coefficient is lower during testing.
Disclosure of Invention
The utility model aims to provide a reliability testing device for a groove-type photoelectric sensor.
In order to achieve the above purpose, the present utility model may adopt the following technical scheme:
the utility model relates to a reliability testing device for a groove type photoelectric sensor, which comprises:
the test bench is composed of a horizontally arranged test disc and a plurality of supporting legs uniformly distributed on the bottom surface of the test disc, wherein a plurality of sensor fixing grooves are uniformly distributed on the top surface of the test disc along the circumferential direction, and an original point sensor is arranged in one sensor fixing groove;
the stepping motor is arranged below the test disc, a driving shaft of the stepping motor vertically passes through the center of the test disc upwards, the upper end of the driving shaft is connected with a measuring rod which is attached to the top surface of the test disc and horizontally rotates, and the length of the measuring rod is smaller than the distance from the sensor fixing groove to the center of the test disc;
the controller is provided with a control module, a power supply module and a signal processing module;
the control module is used for controlling the stepping motor to work, a control panel positioned on the top wall of the controller is connected to the control module, and a confirmation button, a numerical value increasing button, a reset button, a shift button, a start-stop button, a mode switching button and a display screen are arranged on the control panel;
the power module is used for connecting an external power supply and supplying power to the controller and the stepping motor, and is connected with a power interface and a power switch which are positioned on the side wall of the controller;
the signal processing module is used for receiving photoelectric signals and transmitting the photoelectric signals to the control module, and a row of photoelectric sensor interfaces and a plurality of photoelectric sensor status indicator lamps, which are located on the side wall of the controller, are connected to the signal processing module.
Furthermore, the sensor fixing groove is a cross-shaped groove cavity, so that the groove-shaped photoelectric sensor with various types can be adapted to be inserted into the sensor fixing groove while the groove-shaped photoelectric sensor is convenient to mount and dismount.
The utility model has the advantages that the integrated controller is matched with the dial-type designed test board, so that the volume of the whole device can be reduced, a plurality of groups of groove-type photoelectric sensors can be tested simultaneously, the groove-type photoelectric sensors are prevented from being connected into the whole machine of the instrument for fatigue test, and the test efficiency is greatly improved; in addition, the measuring rod driven by the stepping motor horizontally rotates on the top surface of the test disc attached to the inner side of the sensor fixing groove, so that the measuring rod cannot collide with the groove-type photoelectric sensor, and the safety coefficient in fatigue test is effectively improved.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
In addition, in the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
As shown in FIG. 1, the reliability testing device for the groove-type photoelectric sensor comprises a testing table 1, a stepping motor 2 and a controller 3.
Specifically, the test board 1 is composed of a test disc 1.1 and supporting legs 1.2, wherein the test disc 1.1 is in a disc-shaped structure, the supporting legs 1.2 are four uniformly distributed on the bottom surface of the test disc 1.1, and the axes of the four supporting legs 1.2 are vertical to the test disc 1.1. A plurality of sensor fixing grooves 4 are uniformly distributed on the top surface of the test disc 1.1 near the outer edge along the circumferential direction and are used for inserting the groove-type photoelectric sensor 5 to be tested, the sensor fixing grooves 4 are cross-shaped groove cavities, the suitability can be improved when the groove-type photoelectric sensor 5 is conveniently inserted or disassembled, and then the cross-shaped structure of the sensor fixing grooves 4 is utilized to adapt to groove-type photoelectric sensors 5 of various types (namely, the transverse grooves of the cross-shaped groove cavities are utilized to adapt to the groove-type photoelectric sensor 5 of one type, and the longitudinal grooves of the cross-shaped groove cavities can also adapt to the groove-type photoelectric sensor 5 of another type). In addition, a home sensor 6 is provided in one of the sensor fixing grooves 4, and the home sensor 6 is fixed in the sensor fixing groove 4, so that the number of tests can be automatically recorded by the home sensor 6.
The stepping motor 2 is arranged below the test disc 1.1 and can be fixed on the bottom surface of the test disc 1.1 through a connecting frame; at this time, the driving shaft 7 of the stepper motor 2 should vertically pass through the center of the test disc 1.1 upwards, and a measuring rod 8 attached to the top surface of the test disc 1.1 is connected to the upper end of the driving shaft 7; the length of the measuring rod 8 should be smaller than the distance from the sensor fixing groove 4 to the driving shaft 7 (i.e. the measuring rod 8 is always located on the test disc 1.1 inside the sensor fixing groove 4), when the measuring rod 8 is driven by the stepping motor 2 to horizontally rotate on the top surface of the test disc 1.1, each groove-shaped photoelectric sensor 5 inserted in the sensor fixing groove 4 can be sequentially rotated, at this time, the groove-shaped photoelectric sensor 5 can monitor the passing of the measuring rod 8, thus, the signal acquisition record of the groove-shaped photoelectric sensor 5 is completed once, and when the measuring rod 7 rotates the original point sensor 6 each time, the signal acquired by the original point sensor 6 is the signal of one circle of rotation of the measuring rod 8, thus, the automatic record of the test times can be realized.
The controller 3 is used for controlling the stepper motor 2 to work and receiving test signals collected by the groove-shaped photoelectric sensor 5 and the origin sensor 6, and the controller 3 is provided with a control module 9, a power supply module 10 and a signal processing module 11. The control module 9 is connected with a control panel 12 positioned on the top wall of the controller 3, and the control panel 12 is provided with a confirmation button 12.1, a numerical value increasing button 12.2, a reset button 12.3, a shift button 12.4, a start-stop button 12.5, a mode switching button 12.6 and a display screen 12.7; the power module 10 is connected with a power interface 13 and a power switch 14 which are positioned on the side wall of the controller 3; the signal processing module 11 is connected with a row of photoelectric sensor interfaces 15 positioned on the side wall of the controller 3 and a plurality of photoelectric sensor status indicator lamps 16 which are in one-to-one correspondence with the photoelectric sensor interfaces 15.
When the photoelectric sensor is used, firstly, the groove-shaped photoelectric sensors 5 to be tested are inserted into the sensor fixing groove 4, a plurality of groove-shaped photoelectric sensors 5 can be inserted at one time, and the wiring terminals of each groove-shaped photoelectric sensor 5 are also required to be inserted into the photoelectric sensor interfaces 15 in a one-to-one correspondence manner; then the controller 3 is started by controlling the power switch 14, and the reset button 12.3 is pressed down, so that the stepping motor 2 drives the measuring rod 8 connected to the upper end of the driving shaft 7 to restore to the initial position opposite to the original point sensor 6; then, the corresponding mode suitable for the reliability test of the groove-type photoelectric sensor 5 is switched by pressing the mode switching button 12.6, the requirement of the number of times of the reliability test is input through the matching of the shift button 12.4 and the numerical value increasing button 12.2, and after the number of times of the reliability test is input, the confirmation button 12.1 can be pressed for confirmation.
After the confirmation is completed, the start-stop button 12.5 can be pressed down to control the stepping motor 2 to work so as to drive the measuring rod 8 to perform circular motion according to the test times and the rotation frequency which are set in advance; when the measuring rod 8 rotates through the groove-shaped photoelectric sensor 5, the groove-shaped photoelectric sensor 5 collects signals and transmits the signals to the controller 3, and then one-time fatigue test of the groove-shaped photoelectric sensor 5 is completed; when the measuring rod 8 rotates past the original point sensor 6, the original point sensor 6 collects signals and transmits the signals to the controller 3, and automatic recording of the number of times of one test is completed.
In addition, when the groove-type photoelectric sensor 5 inserted in the sensor fixing groove 4 is subjected to fatigue test, when the measuring rod 8 rotates through the groove-type photoelectric sensor 5, the photoelectric sensor state indicator lamp 16 is observed to be changed in on-off state, and the number of times of checking the test times corresponding to the groove-type photoelectric sensor 5 is consistent with the number of times of checking the original point sensor 6, so that the fatigue test of the groove-type photoelectric sensor 5 corresponding to the photoelectric sensor state indicator lamp 16 can be proved to be normal, the fatigue test performed on the groove-type photoelectric sensor 5 is ensured to be accurate and error-free, the test efficiency of the fatigue test is improved, and the safety coefficient of the fatigue test is improved.
Claims (5)
1. A groove type photoelectric sensor reliability testing device is characterized in that: comprising
The test bench is composed of a horizontally arranged test disc and a plurality of supporting legs uniformly distributed on the bottom surface of the test disc, wherein a plurality of sensor fixing grooves are uniformly distributed on the top surface of the test disc along the circumferential direction, and an original point sensor is arranged in one sensor fixing groove;
the stepping motor is arranged below the test disc, a driving shaft of the stepping motor vertically passes through the center of the test disc upwards, the upper end of the driving shaft is connected with a measuring rod which is attached to the top surface of the test disc and horizontally rotates, and the length of the measuring rod is smaller than the distance from the sensor fixing groove to the center of the test disc;
the controller is provided with a control module, a power module and a signal processing module.
2. The groove-type photoelectric sensor reliability test device according to claim 1, wherein: the sensor fixing groove is a cross-shaped groove cavity.
3. The groove-type photoelectric sensor reliability test device according to claim 1, wherein: the control module is connected with a control panel positioned on the top wall of the controller, and the control panel is provided with a confirmation button, a numerical value increasing button, a reset button, a shift button, a start-stop button, a mode switching button and a display screen.
4. The groove-type photoelectric sensor reliability test device according to claim 1, wherein: the power module is connected with a power interface and a power switch which are positioned on the side wall of the controller.
5. The groove-type photoelectric sensor reliability test device according to claim 1, wherein: and the signal processing module is connected with a row of photoelectric sensor interfaces positioned on the side wall of the controller and a plurality of photoelectric sensor status indicator lamps corresponding to the photoelectric sensor interfaces one by one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321541799.6U CN220063035U (en) | 2023-06-16 | 2023-06-16 | Reliability testing device for groove-type photoelectric sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321541799.6U CN220063035U (en) | 2023-06-16 | 2023-06-16 | Reliability testing device for groove-type photoelectric sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220063035U true CN220063035U (en) | 2023-11-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321541799.6U Active CN220063035U (en) | 2023-06-16 | 2023-06-16 | Reliability testing device for groove-type photoelectric sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220063035U (en) |
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2023
- 2023-06-16 CN CN202321541799.6U patent/CN220063035U/en active Active
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