CN214793722U - Galvanometer testing device - Google Patents
Galvanometer testing device Download PDFInfo
- Publication number
- CN214793722U CN214793722U CN202120775890.9U CN202120775890U CN214793722U CN 214793722 U CN214793722 U CN 214793722U CN 202120775890 U CN202120775890 U CN 202120775890U CN 214793722 U CN214793722 U CN 214793722U
- Authority
- CN
- China
- Prior art keywords
- galvanometer
- test
- mirror
- shakes
- signal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Testing Or Calibration Of Command Recording Devices (AREA)
Abstract
The utility model discloses a mirror testing arrangement shakes, through will shake the mirror and install on the testing tool, make the industrial computer, test fixture constitutes a return circuit with the mirror that shakes, and through the operating software of operating the installation of worker's accuse machine, make the industrial computer send the motion signal to the mirror that shakes, this signal is digital signal, and convert digital signal into analog signal through the digital analog conversion card and provide the mirror that shakes, shake and produce corresponding action and feed back to the industrial computer after the mirror received the signal, operating software judges whether the action signal that the mirror produced shakes is correct, thereby judge the quality of the mirror that shakes, it shakes through this mirror testing arrangement test that shakes, judge through industrial computer software, the accuracy is high, and convenient for operation, degree of automation is high, high efficiency.
Description
Technical Field
The utility model relates to a laser automation technical field, in particular to mirror testing arrangement shakes.
Background
In the laser automation industry, the galvanometer is widely applied. In the production of complex equipment, the condition that the mirror that shakes damages often appears, how to judge fast the quality of the mirror that shakes, adopts the mode of artifical judgement usually among the prior art, however more difficult to ordinary staff, the accuracy is not high to the quality test of mirror that shakes at present often needs the gradual test of many times replacement components and parts just can confirm the quality of the mirror that shakes, inefficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a mirror testing arrangement shakes aims at solving artifical judgement and shakes the mirror good or bad accuracy not high, the problem of inefficiency.
In order to achieve the above object, the utility model provides a mirror testing arrangement shakes, include:
the control system comprises an industrial personal computer, wherein the industrial personal computer is provided with operation software, is internally provided with a motion control card and is used for sending a digital signal for driving the galvanometer to move;
the test fixture, the test fixture with the industrial computer electricity is connected, the test fixture includes:
the digital-to-analog conversion card is electrically connected with the industrial personal computer and used for converting the digital signal into an analog signal and providing the analog signal to the vibrating mirror to be tested;
and the power supply supplies power to the galvanometer testing device.
Optionally, the test fixture further includes:
and the external expansion card is electrically connected with the industrial personal computer to form a loop, and is connected with the digital-to-analog conversion card in parallel and used for connecting a sensor to be detected.
Optionally, the test fixture further includes:
and the terminal strip is electrically connected with the external expansion card and is used for connecting the sensor to be detected to the external expansion card.
Optionally, the industrial personal computer is connected with the digital-to-analog conversion card and the external expansion card through color cables respectively.
Optionally, the control system further comprises:
and the display is electrically connected with the industrial personal computer.
Optionally, the galvanometer testing device further includes:
and the fan is arranged corresponding to the power supply.
Optionally, the galvanometer testing device further comprises a testing frame, and the testing tool is arranged on the testing frame.
Optionally, the test jig is of a multilayer structure, and the test tools are respectively arranged on different layers of the test jig.
Optionally, the test jig is further provided with a threading hole.
The utility model discloses technical scheme is through installing the mirror that shakes on the test fixture, make the industrial computer, test fixture constitutes a return circuit with the mirror that shakes, and through the operating software of operating the installation of industrial computer, make the industrial computer send the motion signal to the mirror that shakes, this signal is digital signal, and convert digital signal into analog signal through the digital analog conversion card and provide the mirror that shakes, shake and produce corresponding action and feed back to the industrial computer after the mirror received signal, operating software judges whether the action signal that the mirror produced shakes, thereby judge the quality of mirror that shakes, it is good or bad to shake the mirror through this mirror testing arrangement test that shakes, judge through industrial computer software, the accuracy is high, and convenient operation, the degree of automation is high, high efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the galvanometer testing device of the present invention;
fig. 2 is the schematic circuit structure diagram of the galvanometer testing device of the present invention.
The reference numbers illustrate:
the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture, if the specific posture is changed, the directional indicator is changed accordingly.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a mirror testing arrangement shakes, this mirror testing arrangement that shakes tests the mirror accuracy height, and is efficient fast.
The utility model provides a mirror testing arrangement shakes 100, please refer to fig. 1, include: the test system comprises a control system 10, wherein the control system 10 comprises an industrial personal computer 12, the industrial personal computer 12 is provided with operation software, is internally provided with a motion control card and is used for sending a digital signal for driving the vibrating mirror to be tested to move; test fixture 20, test fixture 20 with industrial computer 12 electricity is connected, test fixture 20 includes: the digital-to-analog conversion card 22 is electrically connected with the industrial personal computer 12 and used for converting the digital signal into an analog signal and providing the analog signal to the vibrating mirror to be tested; and the power supply 26 is used for supplying power to the galvanometer testing device 100.
Specifically, the industrial personal computer 12 is a general name for a tool that detects and controls a production process, electromechanical devices, and process equipment using a bus structure. The industrial personal computer 12 has important computer attributes and features, such as a computer CPU, a hard disk, a memory, peripherals and interfaces, and has an operating system, a control network and protocol, computing power, and a friendly human-machine interface. The product and technology of industrial control industry are very special, belong to the intermediate product, it is reliable, embedded, intelligent industrial computer to provide for other every trade.
Specifically, the industrial control software system of the industrial personal computer 12 mainly includes three major components, namely system software, industrial control application software and an application software development environment, wherein the industrial control application software is mainly generated according to the industrial control and management requirements of a user, so that the industrial control application software has specificity, and the operation software is the industrial control application software and is used for controlling the test of the galvanometer in the galvanometer detection device 100. More specifically, in the embodiment of the present invention, the operating software is TecLaser software self-developed by the applicant, which is sold together with the galvanometer testing device 100.
Specifically, the motion control card is an upper control unit based on the industrial personal computer 12 and used for the galvanometer motion control occasions (including displacement, speed, acceleration and the like). The motion control card is a high-performance stepping/servo motor motion control card which is based on a PC bus and utilizes a high-performance microprocessor (such as a DSP) and a large-scale programmable device to realize multi-axis coordination control of a plurality of servo motors, comprises functions of pulse output, pulse counting, digital input, digital output, D/A output and the like, can send out continuous and high-frequency pulse strings, controls the speed of the motors by changing the frequency of sent pulses, and controls the positions of the motors by changing the number of sent pulses, wherein the pulse output mode comprises a pulse/direction mode and a pulse/pulse mode.
Specifically, a digital signal refers to a signal in which an independent variable is discrete and a dependent variable is also discrete, the independent variable of the signal is represented by an integer, and the dependent variable is represented by one of finite numbers. Compared with analog signals, the digital signals have higher anti-interference capability, longer transmission distance and small distortion amplitude in the transmission process. Analog signals are signals in which the information parameter appears as a continuous signal in a given range, or in which a characteristic quantity representing the information can be represented as any value at any instant in time in a continuous time interval. Different data must be converted to corresponding signals for transmission.
Specifically, the test fixture 20 is used for connecting a galvanometer to be tested so as to test the galvanometer. The test tool 20 is electrically connected with the industrial personal computer 10, so that the industrial personal computer 10 controls the operation of the test tool 20. Because the traditional galvanometer signals are all analog signals, and the industrial personal computer 10 sends digital signals with stronger anti-jamming capability, the test tool 20 mainly comprises a digital-to-analog conversion card 22, the digital-to-analog conversion card 22 is connected with a digital signal interface of the industrial personal computer 12, and the digital-to-analog conversion card 22 is used for converting the digital signals sent by the industrial personal computer 10 into analog signals to be provided for the galvanometer to be tested so as to control the motion of the galvanometer.
Specifically, the power supply 26 is a dc power supply, and may be a direct-charge power supply, a battery, or the like.
The utility model discloses technical scheme is through installing the mirror that shakes on test fixture 20, make industrial computer 12, test fixture 20 constitutes a return circuit with the mirror that shakes, and through the operating software of operating industrial computer 12 installation, make industrial computer 12 send the motion signal to the mirror that shakes, this signal is digital signal, and convert digital signal into analog signal through digital analog conversion card 22 and provide the mirror that shakes, shake and produce corresponding action and feed back to industrial computer 12 after the mirror received the signal, operating software judges whether the action signal that the mirror that shakes produced is correct, thereby judge the quality of the mirror that shakes, the mirror that shakes is tested through this mirror testing arrangement 100 that shakes, judge through industrial computer software, the accuracy is high, and convenient operation, the automation degree is high, high efficiency.
Specifically, when the galvanometer test is carried out, a relevant connecting line is connected firstly, the power is switched on, whether the motor is self-locked or not is judged, if the motor is self-locked, the operating software of the industrial personal computer 12 is turned on, the instruction of galvanometer deflection is sent through the operating software, and then whether the angle is in place or not is judged, if the angle is in place, the test is qualified, the simple test is that a figure is drawn through the operating software at will, the operating software sends a preview instruction, and if the motor is swung, the test is swung, and if the motor is swung, the test is normal.
Further, referring to fig. 1, the test fixture 20 further includes: and the external expansion card 24 is electrically connected with the industrial personal computer 12 to form a loop, and the external expansion card 24 is connected with the digital-to-analog conversion card 22 in parallel and used for connecting the sensor to be detected.
Specifically, the galvanometer consists of a stator, a rotor and a detection sensor. The vibration lens is of a moving coil type (a rotor is a coil), the other vibration lenses are of a moving magnet type (a rotor is a magnetic core), and all the vibration lenses adopt permanent magnets as the magnetic core; the detection sensor is simulated as a capacitance sensor, and the digital galvanometer is a grating ruler detection sensor. When the motor swings, the capacitance sensor detects the tiny change of the capacitance of the sensor, converts the change of the capacitance into an electric signal and feeds the electric signal back to the controller, thereby carrying out closed-loop control. The grating ruler sensor measures the actual deflection angle through the grating ruler, so that the actual deflection angle is converted into an electric signal and fed back to the controller for closed-loop control. The sensor is also an important component of the laser automation equipment, and the quality of the sensor has a great influence on the equipment, so that the sensor needs to be detected before use.
Specifically, the external expansion card 24 is connected to an interface of an external expansion card of the industrial personal computer 12, amplifies a detection signal sent by the industrial personal computer, and is connected to the sensor to detect the sensor. When the sensor is tested, the sensor is connected to electrify the testing device, the power line and the signal line of the sensor are connected, TecLaser software is opened, then the sensor is in simulated contact, whether a signal is output or not is judged, and whether a relevant signal is read by the software or not is judged.
Further, referring to fig. 1 and 2, the test fixture 20 further includes: a terminal block 28, the terminal block 28 being electrically connected to the external expansion card 24 for connecting a sensor to be detected to the external expansion card 24. The terminal block 28 is used for switching the sensors, and the test tool can be connected with the sensors of various specifications by using the terminal block 28, so that the universality of the test device is improved.
Optionally, referring to fig. 2, the industrial personal computer 12 is connected to the digital-to-analog conversion card 22 and the external expansion card 24 through color cables, respectively.
Specifically, the color flat cable is a connecting wire formed by a plurality of thin wires connected in parallel, and by using the color flat cable, in the mirror vibration test circuit and the sensor test circuit of the mirror vibration test device 100, signal transmission and signal reception can be transmitted through different IO pins of the same color flat cable, so that the device installation and operation are facilitated.
Optionally, referring to fig. 1, the control system 10 further includes: and the display 14, wherein the display 14 is electrically connected with the industrial personal computer 12.
Specifically, the display 14 may display an operating software page and may also display test results. When the galvanometer is tested, any one graph is drawn on the main interface of the operation software, and the marking range is clicked and previewed. And observing whether the galvanometer swings or not, and judging the galvanometer is intact by swinging.
Optionally, the galvanometer testing device 100 further includes: a fan disposed corresponding to the power supply 10.
The fan is used for dissipating heat of the power supply 10, and prevents the reliability of the galvanometer testing device 100 from being affected by overhigh temperature.
Optionally, the galvanometer testing device 100 further includes a testing jig 30, and the testing fixture 20 is disposed on the testing jig 30. By arranging the test frame 30, the vibrating mirror test device is convenient to install and place.
Optionally, referring to fig. 1, the test rack 30 has a multi-layer structure, and the test fixtures 20 are respectively disposed on different layers of the test rack 30. By dispersing the test fixture 20 for placement, the temperature of the galvanometer test device can be further reduced, and the reliability of the device is improved.
Optionally, referring to fig. 1, the testing jig 30 further has a threading hole 32. The threading hole 32 facilitates the threading of a connecting wire, so that the galvanometer testing device 100 is compact and not messy.
The above is only the optional embodiment of the present invention, and not the scope of the present invention is limited thereby, all the equivalent structure changes made by the contents of the specification and the drawings are utilized under the inventive concept of the present invention, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.
Claims (9)
1. A galvanometer testing device, comprising:
the control system comprises an industrial personal computer, wherein the industrial personal computer is provided with operation software and is internally provided with a motion control card and used for sending a digital signal for driving the vibrating mirror to be tested to move;
the test fixture, the test fixture with the industrial computer electricity is connected, the test fixture includes:
the digital-to-analog conversion card is electrically connected with the industrial personal computer to form a loop and is used for converting the digital signal into an analog signal and supplying the analog signal to the vibrating mirror to be tested;
and the power supply supplies power to the galvanometer testing device.
2. The galvanometer testing device of claim 1, wherein the testing fixture further comprises:
and the external expansion card is electrically connected with the industrial personal computer to form a loop, and is connected with the digital-to-analog conversion card in parallel and used for connecting a sensor to be detected.
3. The galvanometer testing device of claim 2, wherein the testing fixture further comprises:
and the terminal strip is electrically connected with the external expansion card and is used for connecting the sensor to be detected to the external expansion card.
4. The galvanometer testing device of claim 2, wherein the industrial personal computer is connected with the digital-to-analog conversion card and the external expansion card through color cables respectively.
5. A galvanometer test device as set forth in any one of claims 1-3, wherein the control system further comprises:
and the display is electrically connected with the industrial personal computer.
6. A galvanometer test device as set forth in any one of claims 1 to 3, further comprising:
and the fan is arranged corresponding to the power supply.
7. The galvanometer testing device of any one of claims 1-3, further comprising a test rack, wherein the test fixture is disposed on the test rack.
8. The galvanometer test device of claim 7, wherein the test rack is of a multi-layer structure, and the test tools are respectively arranged on different layers of the test rack.
9. The galvanometer testing device of claim 8, wherein the test rack is further provided with a threading hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120775890.9U CN214793722U (en) | 2021-04-15 | 2021-04-15 | Galvanometer testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120775890.9U CN214793722U (en) | 2021-04-15 | 2021-04-15 | Galvanometer testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214793722U true CN214793722U (en) | 2021-11-19 |
Family
ID=78686834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120775890.9U Active CN214793722U (en) | 2021-04-15 | 2021-04-15 | Galvanometer testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214793722U (en) |
-
2021
- 2021-04-15 CN CN202120775890.9U patent/CN214793722U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101408553B (en) | Rotary peed-measuring and frequency outputting device | |
| CN105991071B (en) | A kind of constant moment of force control method of ECM motor | |
| CN214793722U (en) | Galvanometer testing device | |
| CN202171595U (en) | Overspeed protection module and overspeed protection system using same | |
| CN109655182A (en) | A kind of electric motor starting output shaft torque simple system of measuring and measurement method | |
| CN109298324A (en) | The close switch automatic checkout system of one kind | |
| CN204330189U (en) | A kind of for welding job stress dynamic checkout unit | |
| CN201607244U (en) | On-line detection device for digital encoder | |
| CN101354417A (en) | Circuit board test device of electrical energy meter based on virtual instrument technique | |
| CN115308664B (en) | Calibration device and method for Hall current sensor | |
| CN102362423B (en) | Control device and control method | |
| CN101762295A (en) | On-line detecting device for digital encoder | |
| CN107780458A (en) | A kind of Control System of Hydraulic Excavator based on CAN | |
| CN207459928U (en) | One kind controls integral stepper motor | |
| CN2676215Y (en) | High power converter testing device | |
| CN214474599U (en) | Servo test fixture | |
| CN211955547U (en) | High-speed magnetic levitation sensor speed measurement and calibration device | |
| CN114995340A (en) | Detection device and detection method of motor controller and readable storage medium | |
| CN208752445U (en) | A kind of motor rotation real-time monitoring device based on PLC | |
| CN212137569U (en) | Motor driver based on multimode communication and feedback closed loop | |
| CN212622829U (en) | Device for comprehensively testing far-field directional diagram of millimeter wave antenna | |
| CN210377090U (en) | Electric actuator speed measurement system based on USB and virtual instrument | |
| CN202676335U (en) | Locked rotor torque detection device of three-phase permanent-magnet synchronous motor | |
| TWI276808B (en) | System and method for measuring performance of a voltage regulator module | |
| CN218035642U (en) | Test equipment of joint module |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 516000 8th floor, innovation building, No. 1, zhongkeji Road, Shihua Avenue, Daya Bay West District, Huizhou, Guangdong Patentee after: Ted laser Huizhou Co.,Ltd. Address before: 518000 401m-2, bike technology building, No.9, scientific research road, Maling community, Yuehai street, Nanshan District, Shenzhen City, Guangdong Province Patentee before: Ted laser Huizhou Co.,Ltd. |
|
| CP02 | Change in the address of a patent holder |