CN208026219U - A kind of caliberating device based on laser displacement sensor - Google Patents
A kind of caliberating device based on laser displacement sensor Download PDFInfo
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- CN208026219U CN208026219U CN201820571187.4U CN201820571187U CN208026219U CN 208026219 U CN208026219 U CN 208026219U CN 201820571187 U CN201820571187 U CN 201820571187U CN 208026219 U CN208026219 U CN 208026219U
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- displacement sensor
- laser displacement
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- caliberating device
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Abstract
The utility model belongs to on-machine measurement correlative technology field, it discloses a kind of caliberating devices based on laser displacement sensor, the caliberating device includes lathe, laser displacement sensor, calibrating block and processor, the lathe includes workbench and the machine tool chief axis above the workbench, and the laser displacement sensor is connected to the machine tool chief axis repeatedly；The calibrating block is arranged on the workbench；The calibrating block includes calibration block main body, and the calibration block main body includes alignment surface, makes the alignment surface parallel with the Laser output face of the laser displacement sensor by rotating；The processor is used to acquire the laser displacement sensor and is triggered the measurement data after the predetermined time, and combined the measurement data in real time from the coordinate after starting point biasing preset distance with machine coordinates by coordinate conversion, thus complete the calibration of the accelerating and decelerating part of the lathe.The utility model improves stated accuracy, calibration efficiency and measurement accuracy.
Description
Technical field
The utility model belongs to on-machine measurement correlative technology field, is sensed based on laser displacement more particularly, to one kind
The caliberating device of device.
Background technology
Existing non-contact measurement mode overcome contact measuring head measure when single-point is touched repeatedly, efficiency
The defects of limitation that is low and being vulnerable to design of part, greatly improve processing efficiency.In contactless measuring system, laser position
Displacement sensor measuring system has received widespread attention, but laser displacement sensor can only realize the measurement of one-dimensional distance, and
It can not achieve the measurement of any direction；In addition, laser displacement sensor data measured directly can not be used directly, need with
The coordinate value of laser motion, which is combined, can just obtain final measurement data.Therefore need to consider the problems of the light direction of laser,
Emergent ray after acquiescence laser displacement sensor is mounted on laser main shaft at this stage is parallel with z-axis, but meeting in actual installation
There are some errors, affect measurement result, and precision is relatively low.
In addition, ideally, lathe linear motion is uniform motion known to a speed, then adds before movement instruction
One M instruction triggers sensor starts at the uniform velocity sampled measurements, it is believed that laser and sensor synchronous averaging, then lathe moving
The coordinate value at each moment can be calculated directly according to beginning and end in the process, then with the measurement at sensor each moment
Value is combined, you can acquires the measuring point coordinate under lathe coordinate system.However, when practical measurement, the motion process of lathe is one
It is a to accelerate that-at the uniform velocity-process slowed down, the acceleration of accelerating and decelerating part, time and distance are unknowable, in addition sensor-triggered and machine
There are certain delays between bed setting in motion, these seriously affect the precision and efficiency of measurement.Correspondingly, this field exists
Develop a kind of caliberating device based on laser sensor that can improve measurement accuracy.
Utility model content
In view of the drawbacks of the prior art, the utility model provides a kind of caliberating device based on laser displacement sensor,
It is based on existing non-contact measurement the characteristics of, study and devise it is a kind of can improve measurement accuracy based on laser displacement pass
The caliberating device of sensor.The calibration block main body of the caliberating device is made described by the rotation relative to the bottom base
Alignment surface is parallel with the Laser output face of the laser displacement sensor, is achieved in the laser to the laser displacement sensor
The calibration of light direction realizes the high-precision calibrating to Laser output direction, improves measurement accuracy.In addition, the calibration
The structure of device is simple, easy to operate, demarcates efficient, high certainty of measurement, and versatile.
To achieve the above object, the utility model provides a kind of caliberating device based on laser displacement sensor, described
Caliberating device includes lathe, laser displacement sensor, calibrating block and processor, and the lathe includes workbench and is located at the work
Make the machine tool chief axis above platform, the laser displacement sensor is connected to the machine tool chief axis repeatedly；The calibrating block is arranged in institute
It states on workbench, is located in the measurement range of the laser displacement sensor；
The calibrating block includes that bottom base, two top bases and calibration block main body, two top bases are separately positioned on
The bottom base opposite both ends are connected to the top base and the bottom base to the calibrating block body rotation comprising
Alignment surface far from the bottom base, the calibration block main body make the alignment surface by the rotation relative to the bottom base
It is parallel with the Laser output face of the laser displacement sensor, it is achieved in the Laser output side to the laser displacement sensor
To calibration；
The processor is used to acquire the laser displacement sensor and is triggered the measurement data after the predetermined time, and passes through
Coordinate conversion is combined the measurement data with machine coordinates in real time from the coordinate after starting point biasing preset distance, thus complete
At the calibration of the accelerating and decelerating part of the lathe.
Further, the calibration block main body further includes the first calibration face and the second calibration face, the first calibration face and
The second calibration face is connected to the alignment surface, and first calibration face, the second calibration face and the alignment
Face is located at the same side of the calibration block main body；The angle formed between the first calibration face and the alignment surface is 0 °~
30°。
Further, the angle formed between the first calibration face and the alignment surface is 10 °.
Further, the angle formed between the second calibration face and the alignment surface is 0 °~30 °.
Further, the angle formed between the second calibration face and the alignment surface is 15 °.
Further, the bottom base is in concave shape, and both ends offer semicircle orifice respectively, and the top base offers half
Circular groove, the half slot and the corresponding round straight slot of semicircle orifice composition, the both ends of the calibration block main body are respectively arranged with
Cylindrical section, two cylindrical sections are contained in respectively in two round straight slots.
Further, the top base is further opened with threaded hole, and the threaded hole is connected with the round straight slot, with
Bolt is matched to be fixed with that will demarcate block main body so that the calibration block main body keeps scheduled rotation angle.
Further, the preset distance is the length of the accelerating and decelerating part of the lathe.
Further, the predetermined time is the Acceleration and deceleration time of the lathe.
Further, the caliberating device further includes the rectangular block being arranged in the middle part of the workbench, and the rectangular block is used
The calibration of lathe accelerating and decelerating part is realized in being matched with the laser displacement sensor and the machine tool chief axis.
Pass through the contemplated above technical scheme of the utility model, compared with prior art, base provided by the utility model
It is mainly had the advantages that in the caliberating device of laser displacement sensor：
1. the calibration block main body makes the alignment surface and the laser position by the rotation relative to the bottom base
The Laser output face of displacement sensor is parallel, is achieved in the calibration to the Laser output direction of the laser displacement sensor, real
Show the high-precision calibrating to Laser output direction, improves measurement accuracy.
2. the processor is used to acquire the laser displacement sensor and is triggered the measurement data after the predetermined time, and leads to
It crosses coordinate conversion to be combined the measurement data in real time from the coordinate after starting point biasing preset distance with machine coordinates, thus
Complete the calibration of the accelerating and decelerating part of the lathe, it is contemplated that the influence of acceleration and deceleration improves stated accuracy and measurement accuracy, and spirit
Activity is higher.
3. the structure of the caliberating device is simple, easy to operate, efficient, high certainty of measurement is demarcated, and versatile.
4. the caliberating device uses laser displacement sensor and processor so that data processing is relatively simple, is easy to real
It now quickly measures, improves efficiency.
Description of the drawings
Fig. 1 is the signal that the caliberating device provided by the utility model based on laser displacement sensor is in use state
Figure.
Fig. 2 is the schematic diagram of another angle of the caliberating device based on laser displacement sensor in Fig. 1.
Fig. 3 is the dimensional structure diagram of the calibrating block of the caliberating device based on laser displacement sensor in Fig. 1.
Fig. 4 is the floor map of the calibrating block in Fig. 3.
Fig. 5 is that the caliberating device based on laser displacement sensor in Fig. 1 carries out lathe accelerating and decelerating part length and time mark
The partial schematic diagram of timing.
In all the appended drawings, identical reference numeral is used for indicating identical element or structure, wherein：100- lathes,
101- workbench, 102- machine tool chief axis, 103- calibrating blocks, the indexable handle of a knife fixtures of 104-, 105- rectangular blocks, 106- laser displacements
Sensor, 107- processors, 200- bottom bases, 201- top bases, 202- first demarcate face, 203- alignment surfaces, and 204- second is marked
Determine face, 205- demarcates block main body.
Specific implementation mode
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
It please refers to Fig.1 and Fig. 2, the caliberating device provided by the utility model based on laser displacement sensor, the calibration
Device is intended to improve the measurement accuracy that non-contact optical measures, accurately by the measurement data of laser displacement sensor and lathe
Coordinate value is combined, and to realize that the calibration of automation is detected with part feature, is thus improved working efficiency, is reduced accumulated error,
Improve measurement accuracy.
The caliberating device includes lathe 100, laser displacement sensor 106, calibrating block 103, rectangular block 105 and processor
107.The laser displacement sensor 106, the calibrating block 103 and the rectangular block 105 are separately positioned on the lathe 100
On.In present embodiment, the measurement range of the laser displacement sensor 106 is 10mm~50mm.
The lathe 100 includes workbench 101, the machine tool chief axis 102 above the workbench 101 and is connected to institute
State indexable handle of a knife fixture 104 of the machine tool chief axis 102 towards one end of the workbench 101.The workbench 101 is a rectangle
Structure is oppositely arranged with the indexable handle of a knife fixture 104.
The laser displacement sensor 106 is arranged on the indexable handle of a knife fixture 104.The calibrating block 103 and institute
It states rectangular block 105 to be separately positioned on the workbench 101, and between the two every setting.The rectangular block 105 is arranged in the work
The middle part for making platform 101, the machine tool chief axis 102 has enough operations empty in the positive negative direction of X-axis and Y-axis when ensureing to demarcate
Between.In present embodiment, the calibrating block 103 and the rectangular block 105 are respectively positioned on the measurement of the laser displacement sensor 106
In range；The rectangular block 105 be used for in lathe X-axis and Y-axis acceleration segment length and the acceleration time demarcate；The mark
Block 103 is determined for being demarcated to the light direction of the laser displacement sensor 106.
Fig. 3 and Fig. 4 is please referred to, the calibrating block 103 includes bottom base 200, top base 201 and calibration block main body 205, institute
State top base 201 be arranged on the bottom base 200, the calibration block main body 205 be rotationally connected with the top base 201 and
The bottom base 200.
The bottom base 200 is in substantially concave shape, and both ends offer semicircle orifice respectively.The quantity of the top base 201
It it is two, the top base 201 offers half slot.Two top bases 201 are separately positioned on the two of the bottom base 200
End, the half slot and the corresponding round straight slot of semicircle orifice composition, the circle straight slot described in collecting part for demarcating
Block main body 205, so that the calibration block main body 205 is rotationally connected with the bottom base 200 and the top base 201.This reality
It applies in mode, the top base 201 is further opened with threaded hole, the central shaft phase of the central shaft of the threaded hole and the half slot
Mutually vertical, the threaded hole is connected with the round straight slot；The threaded hole is matched with bolt with to the calibrating block master
Body 205 is fixed；Accommodation space, the accommodation space are formed between the bottom base 200 and two top bases 201
For accommodating the calibrating block main body 205；The top base 201 is connected with the bottom base 200 by bolt.
The both ends of the calibration block main body 205 are respectively arranged with cylindrical section, and the size of the cylindrical section and the circle are logical
The size of slot is corresponding.Two cylindrical sections are contained in respectively in two round straight slots, 205 turns of the calibration block main body
It is connected to the top base 201 and the bottom base 200 dynamicly, the threaded hole is matched with bolt with by the calibrating block master
Body 205 is fixed so that the calibration block main body 205 keeps certain rotation angle.The upside also shape of the calibration block main body 205
At having alignment surface 203, the first calibration face 202 and a second calibration face 204, first the calibration face 202 and the alignment surface 203 it
Between be formed with angle, the angle is 0 °~30 °, it is therefore preferable to 10 °.Second calibration face 204 and the alignment surface 203 it
Between the angle that is formed be 0 °~30 °, it is therefore preferable to 15 °.
The calibrating block 103 is fixed on the workbench 101, in the light extraction for demarcating the laser displacement sensor 106
When direction, the calibrating block 103 makes the alignment surface 203 and the laser by the rotation relative to the bottom base 200
The light-emitting surface of displacement sensor 106 is substantially parallel.In addition, the position of the rectangular block 105 remains unchanged in calibration process.Mark
During fixed, the laser displacement sensor 106 with the calibrating block 103 at a distance, the first calibration face 202 and
The second calibration face 204 is respectively positioned in the measurement range of the laser displacement sensor 106, passes through the machine tool chief axis 102
The laser displacement sensor 106 can be driven repeatedly to be moved along X-axis, Y-axis and Z axis respectively, the processor 107 is read
The measurement data of the laser displacement sensor 106, and carry out respective handling.
Referring to Fig. 5, during Calibration of Laser light direction, the laser displacement sensor 106 is respectively along X, Y, Z tri-
A axial direction does equidistant movement, when the laser displacement sensor 106 sits back and waits that spacing moves along some axis direction, often feeds one
Step-length, the processor 107 sample once, and record the position coordinates of the lathe 100 at this time and the laser displacement respectively
The measured value of sensor 106 can obtain n+1 group data, according to following formula if having fed n times：
It can determine the direction vector (l, m, n) of the laser beam of the laser displacement sensor 106, wherein coefficienta11、a12、a13X, the coefficient of tri- axis directions of Y, Z, a are corresponded to respectively11、a21It corresponds to respectively
The first calibration face 202 and second calibration face 204, wherein d are the distance that the laser displacement sensor 106 measures
Value.
When demarcating 100 accelerating and decelerating part length of the lathe with the time, it is contemplated that acceleration a, the time t of accelerating and decelerating partaWith
Distance laUnknowable, there are one between 100 setting in motion of the triggering of the laser displacement sensor 106 and the lathe in addition
Fixed delay adequately mutually ties the measurement data of the laser displacement sensor 106 and the coordinate value of the lathe 100
It closes, needs the time t of above-mentioned accelerating and decelerating parta, distance laAnd delay duration tdIt finds out, intermediate uniform motion section is taken to be surveyed
Amount.Since acceleration section itself is not even acceleration, it is believed that delay process tdIt is accelerating sections time taA part, then only
Need the time t of solution accelerating sectionsaWith length laTwo parameters.
By laser beam from the edge of the rectangular block 105 offset or dish L to the right in the horizontal direction outward, the lathe
100 drive the laser displacement sensor 106 to be moved in a straight line to the left from right end, and the movement velocity of the lathe 100 is set as
V then can be divided into acceleration segment length l for L sectionsaWith uniform motion segment length vt, i.e.,
L=la+vt (2)
It, can be by l when actually measuringaIt is taken as a fixed value more than actual acceleration segment length, it is believed that
All it is an accelerator in the section, if taking the above method, laFor known quantity, uniform motion duration t can be directly calculated.
Total time T that 100 setting in motion of the lathe reaches the side wall of the rectangular block 105 to laser beam can be by institute
The measurement data for stating laser displacement sensor 106 is read out, i.e., from 0 moment to data generate abrupt change at the time of, that is, total time T,
The time t then accelerateda=T-t.
Machine coordinates bias l from movement starting pointaStart to measure starting point, the survey of the corresponding laser displacement sensor 106
It measures data and biases t from 0 momentaThe measurement data of duration is the initial data of the measurement data of the laser displacement sensor 106,
To realize the real-time combination of machine coordinates and measurement data.
When the caliberating device work, after the indexable handle of a knife fixture 104 is installed on the machine tool chief axis 102,
The laser displacement sensor 106 is installed on the indexable handle of a knife fixture 104 again, then, connects the laser displacement
The power supply of sensor 106, and the machine tool chief axis 102 is locked so that the laser displacement sensor 106 is from being rotated at random；It
Afterwards, the calibrating block 103 is mounted on the workbench 101, and rotates the calibration block main body 205 so that the alignment surface
203 with the light-emitting surface of the laser displacement sensor 106 it is substantially parallel after the fixed calibration block main body 205.It then, will be described
Laser displacement sensor 106 is connected with the processor 107, and the mobile machine tool chief axis 102 is so that the calibrating block 103
First calibration face 202 and second demarcate face 204 in the measurement range of the laser displacement sensor 106, start simultaneously at
Run the processor 107.
Later, the measuring point of the laser displacement sensor 106 is respectively aligned to the first calibration face of the calibrating block 103
202 and second calibration face 204, and under the drive of servo motor, the laser displacement sensor 106 follows the lathe
Main shaft 102 is equidistantly moved in three directions X, Y, Z respectively, and the processor 107 acquires corresponding measuring point data, and then described
Processor 107 calculates the light direction vector of the laser displacement sensor 106.
Later, the calibrating block 103 is removed, and the rectangular block 105 is installed substantially in the workbench 101
Portion, adjust the machine tool chief axis 102 so that the rectangular block 105 upper surface the laser displacement sensor 106 measurement
In range；Then, controlling the machine tool chief axis 102 drives the laser displacement sensor 106 respectively along the positive negative direction of X-axis and Y
The positive negative direction of axis skims over the rectangular block 105 from edge a distance apart from the rectangular block 105, and records the machine
The position coordinates of abrupt change, Jin Erjing occur with the measurement data of the laser displacement sensor 106 for the start-stop coordinate of bed main shaft 102
The processor 107 is handled to eliminate the influence of the lathe accelerating and decelerating part.
In present embodiment, the calibration of the laser displacement sensor 106 is mainly used for determining the laser displacement sensing
The light direction of device 106, the measurement data of the laser displacement sensor 106 to be transformed into lathe coordinate system well
Under；Wherein, since the measurement range of the laser displacement sensor 106 itself is limited, the laser displacement sensor is completed
The calibration of 106 light direction needs to adjust the laser displacement sensor 106 and the rectangular block 105 and the calibrating block
The distance between 103, the measuring point data of the calibrating block 103 is obtained under precise control, is sensed with completing the laser displacement
The calibration of the light direction of device 106 and the calibration of lathe accelerating and decelerating part.
Caliberating device provided by the utility model based on laser displacement sensor, the calibrating block of the caliberating device
Main body relative to the rotation of the bottom base by making the Laser output face of the alignment surface and the laser displacement sensor
It is parallel, it is achieved in the calibration to the Laser output direction of the laser displacement sensor, is realized to Laser output direction
High-precision calibrating improves measurement accuracy.In addition, the structure of the caliberating device is simple, easy to operate, calibration is efficient, surveys
Accuracy of measurement is high, and versatile.
As it will be easily appreciated by one skilled in the art that the above is only the preferred embodiment of the utility model only, not
To limit the utility model, any modification made within the spirit and principle of the present invention, equivalent replacement and change
Into etc., it should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of caliberating device based on laser displacement sensor, it is characterised in that：
The caliberating device includes lathe, laser displacement sensor, calibrating block and processor, and the lathe includes workbench and position
Machine tool chief axis above the workbench, the laser displacement sensor are connected to the machine tool chief axis repeatedly；The calibrating block
It is arranged on the workbench, is located in the measurement range of the laser displacement sensor；
The calibrating block includes that bottom base, two top bases and calibration block main body, two top bases are separately positioned on described
Bottom base opposite both ends are connected to the top base and the bottom base to the calibrating block body rotation comprising separate
The alignment surface of the bottom base, the calibration block main body make the alignment surface and institute by the rotation relative to the bottom base
The Laser output face for stating laser displacement sensor is parallel, is achieved in the Laser output direction of the laser displacement sensor
Calibration；
The processor is used to acquire the laser displacement sensor and is triggered the measurement data after the predetermined time, and passes through coordinate
Conversion is combined the measurement data with machine coordinates in real time from the coordinate after starting point biasing preset distance, thus completes institute
State the calibration of the accelerating and decelerating part of lathe.
2. the caliberating device based on laser displacement sensor as described in claim 1, it is characterised in that：The calibration block main body
Further include the first calibration face and the second calibration face, the first calibration face and the second calibration face are connected to the alignment
Face, and first calibration face, the second calibration face and the alignment surface are located at the same side of the calibration block main body；It is described
The angle formed between first calibration face and the alignment surface is 0 °~30 °.
3. the caliberating device based on laser displacement sensor as claimed in claim 2, it is characterised in that：First calibration face
The angle formed between the alignment surface is 10 °.
4. the caliberating device based on laser displacement sensor as claimed in claim 2, it is characterised in that：Second calibration face
The angle formed between the alignment surface is 0 °~30 °.
5. the caliberating device based on laser displacement sensor as claimed in claim 4, it is characterised in that：Second calibration face
The angle formed between the alignment surface is 15 °.
6. the caliberating device as described in any one in claim 1-5 based on laser displacement sensor, it is characterised in that：Under described
Pedestal is in concave shape, and both ends offer semicircle orifice respectively, and the top base offers half slot, the half slot with it is corresponding
The both ends of the round straight slot of semicircle orifice composition, the calibration block main body are respectively arranged with cylindrical section, two cylindrical sections point
It is not contained in two round straight slots.
7. the caliberating device based on laser displacement sensor as claimed in claim 6, it is characterised in that：The top base is also opened
Equipped with threaded hole, the threaded hole is connected with the round straight slot, matches with bolt and is fixed with that will demarcate block main body, is made
It obtains the calibration block main body and keeps scheduled rotation angle.
8. the caliberating device as described in any one in claim 1-5 based on laser displacement sensor, it is characterised in that：It is described pre-
Set a distance is the length of the accelerating and decelerating part of the lathe.
9. the caliberating device as described in any one in claim 1-5 based on laser displacement sensor, it is characterised in that：It is described pre-
It fixes time as the Acceleration and deceleration time of the lathe.
10. the caliberating device as described in any one in claim 1-5 based on laser displacement sensor, it is characterised in that：It is described
Caliberating device further includes the rectangular block being arranged in the middle part of the workbench, and the rectangular block is used for and the laser displacement sensor
And the machine tool chief axis matches to realize the calibration of lathe accelerating and decelerating part.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820571187.4U CN208026219U (en) | 2018-04-20 | 2018-04-20 | A kind of caliberating device based on laser displacement sensor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820571187.4U CN208026219U (en) | 2018-04-20 | 2018-04-20 | A kind of caliberating device based on laser displacement sensor |
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| CN208026219U true CN208026219U (en) | 2018-10-30 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110216531A (en) * | 2019-06-28 | 2019-09-10 | 深圳市圆梦精密技术研究院 | Double end ultrasonic wave processing equipment and the double-side processing method for applying it |
| CN110260807A (en) * | 2019-07-25 | 2019-09-20 | 中国人民解放军海军工程大学 | A kind of calibration and application method of floating raft vibration isolation device spacing prison detection pedestal peculiar to vessel |
| CN110793459A (en) * | 2019-10-30 | 2020-02-14 | 成都安科泰丰科技有限公司 | Calibration device for two-dimensional laser displacement sensor |
| CN111707188A (en) * | 2020-06-10 | 2020-09-25 | 湖北亿鹏展精密机械有限公司 | Laser-based on-machine measuring device and measuring method |
| CN112762838A (en) * | 2020-12-28 | 2021-05-07 | 上海骄成机电设备有限公司 | Calibration method and device for multi-laser displacement sensor system |
| CN115014257A (en) * | 2022-06-30 | 2022-09-06 | 南京航空航天大学 | Two-dimensional line laser sensor calibration device and method |
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2018
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110216531A (en) * | 2019-06-28 | 2019-09-10 | 深圳市圆梦精密技术研究院 | Double end ultrasonic wave processing equipment and the double-side processing method for applying it |
| CN110216531B (en) * | 2019-06-28 | 2024-05-24 | 深圳市圆梦精密技术研究院 | Double-end ultrasonic processing equipment and double-side processing method using same |
| CN110260807A (en) * | 2019-07-25 | 2019-09-20 | 中国人民解放军海军工程大学 | A kind of calibration and application method of floating raft vibration isolation device spacing prison detection pedestal peculiar to vessel |
| CN110793459A (en) * | 2019-10-30 | 2020-02-14 | 成都安科泰丰科技有限公司 | Calibration device for two-dimensional laser displacement sensor |
| CN110793459B (en) * | 2019-10-30 | 2022-07-22 | 成都安科泰丰科技有限公司 | Calibration device for two-dimensional laser displacement sensor |
| CN111707188A (en) * | 2020-06-10 | 2020-09-25 | 湖北亿鹏展精密机械有限公司 | Laser-based on-machine measuring device and measuring method |
| CN111707188B (en) * | 2020-06-10 | 2022-02-18 | 湖北亿鹏展精密机械有限公司 | Laser-based on-machine measuring device and measuring method |
| CN112762838A (en) * | 2020-12-28 | 2021-05-07 | 上海骄成机电设备有限公司 | Calibration method and device for multi-laser displacement sensor system |
| CN115014257A (en) * | 2022-06-30 | 2022-09-06 | 南京航空航天大学 | Two-dimensional line laser sensor calibration device and method |
| CN115014257B (en) * | 2022-06-30 | 2023-03-14 | 南京航空航天大学 | Calibration method of two-dimensional line laser sensor |
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