CN110153875B - Grinding wheel abrasion real-time detection and calibration method and device - Google Patents
Grinding wheel abrasion real-time detection and calibration method and device Download PDFInfo
- Publication number
- CN110153875B CN110153875B CN201910382540.3A CN201910382540A CN110153875B CN 110153875 B CN110153875 B CN 110153875B CN 201910382540 A CN201910382540 A CN 201910382540A CN 110153875 B CN110153875 B CN 110153875B
- Authority
- CN
- China
- Prior art keywords
- grinding wheel
- probe sensor
- servo motor
- upper computer
- information
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/007—Weight compensation; Temperature compensation; Vibration damping
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
The invention relates to the technical field of mechanical fault diagnosis, in particular to a method and a device for detecting and calibrating abrasion of a grinding wheel in real time, wherein the device comprises an upper computer, a first servo motor and a second servo motor, the first servo motor and the second servo motor are respectively in communication connection with the upper computer, the first servo motor is connected with a probe sensor, the second servo motor is connected with the grinding wheel, the upper computer triggers the first servo motor to drive the probe sensor to move to a set position in a direction close to the grinding wheel, when the probe sensor touches the grinding wheel at the set position, the abrasion of the grinding wheel is judged to be absent, otherwise, the probe sensor continues to move in the direction close to the grinding wheel until the grinding wheel is touched to obtain calibration information, and the second servo motor adjusts the orientation of the grinding wheel according to the calibration information; the abrasion loss of the grinding wheel is detected on line and real-time feedback calibration is carried out, so that errors caused by artificial technical factors are reduced, and the production efficiency is improved while the product quality is effectively ensured.
Description
Technical Field
The invention relates to the technical field of mechanical fault diagnosis, in particular to a method and a device for detecting and calibrating abrasion of a grinding wheel in real time.
Background
In the numerical control grinding, the abrasion of the grinding wheel affects the machining precision of the workpiece, and when the size of the machined part is out of tolerance, the abrasion of the grinding wheel must be compensated. The traditional method is to manually detect the size of the grinding wheel and then determine the compensation amount of the grinding wheel according to the detection result. The method has low production efficiency and high labor intensity of detection personnel, and human errors are easily introduced in the detection process.
With the improvement of the automation degree of a processing system, parameters in the grinding process are complex, are related to each other, and have large information quantity, and the requirements of high speed and high precision of grinding are added, so that the requirements on real-time monitoring are very high, and the online detection and compensation technology for grinding wheel abrasion in the processing process is more and more important to obtain good and stable processing quality. Therefore, the original tasks of observing the grinding state by workers, measuring the size of the grinding wheel, judging whether the grinding wheel is worn or not by experience and making corresponding compensation are changed to be undertaken by an automatic online detection system, so that the problems of reducing errors caused by artificial technical factors and improving the production efficiency while effectively ensuring the product quality are solved.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a method and a device for detecting and calibrating abrasion of a grinding wheel in real time, which can reduce errors caused by artificial technical factors, effectively ensure the product quality and improve the production efficiency.
In order to achieve the purpose, the invention provides the following scheme:
a real-time detection and calibration device for abrasion of a grinding wheel comprises: the device comprises an upper computer, a first servo motor and a second servo motor, wherein the first servo motor and the second servo motor are respectively in communication connection with the upper computer;
the upper computer is used for sending control information to the first servo motor, triggering the first servo motor to drive the probe sensor to move in a direction close to the grinding wheel until a touch signal that the probe sensor touches the grinding wheel is received, and sending verification information to the second servo motor, wherein the verification information is a space vector from the actual position information of the probe sensor to the set position information;
the actual position information is position information when the probe sensor operates to touch a grinding wheel, the set position information is motion information when the probe sensor operates to a set position, and the set position is a spatial position coordinate preset in an upper computer;
the first servo motor is used for responding to the instruction of the upper computer and driving the probe sensor to operate;
the probe sensor is used for triggering feedback information to the upper computer when the probe sensor touches the grinding wheel;
the feedback information comprises a touch signal of the probe sensor touching the grinding wheel and actual position information of the probe sensor;
and the second servo motor is used for responding to the instruction of the upper computer and adjusting the orientation of the grinding wheel along the space vector.
Further, the upper computer is also used for triggering the first servo motor to drive the probe sensor to move away from the grinding wheel after receiving feedback information triggered when the probe sensor touches the grinding wheel.
Further, the probe sensor comprises a probe sensor and a second probe sensor which are perpendicular to each other, and when the probe sensor and the second probe sensor touch the grinding wheel, feedback information is triggered to the upper computer.
Further, the actual position information and the set position information both include displacement information, and the verification information is obtained according to the spatial displacement deviation of the actual position information and the set position information.
A real-time detection and calibration method for abrasion of a grinding wheel comprises the following steps:
the upper computer sends control information to the first servo motor, and triggers the first servo motor to drive the probe sensor to move to a set position in a direction close to the grinding wheel;
when the probe sensor touches the grinding wheel at a set position, the upper computer judges that the grinding wheel is not abraded; otherwise, the upper computer triggers the first servo motor to drive the probe sensor to continuously run in the direction close to the grinding wheel until feedback information triggered when the probe sensor touches the grinding wheel is received, wherein the feedback information comprises a touch signal of the probe sensor touching the grinding wheel and actual position information of the probe sensor;
the upper computer sends checking information to a second servo motor and triggers the second servo motor to adjust the direction of the grinding wheel according to the checking information;
the verification information is a space vector from the actual position information of the probe sensor to the set position information; the actual position information is position information when the probe sensor operates to touch the grinding wheel, the set position information is movement information for driving the probe sensor to operate to a set position, and the set position is a spatial position coordinate preset in an upper computer.
Further, after the upper computer receives feedback information triggered when the probe sensor touches the grinding wheel, the upper computer also triggers the first servo motor to drive the probe sensor to move away from the grinding wheel.
Further, the probe sensor comprises a first probe sensor and a second probe sensor which are perpendicular to each other, and when the first probe sensor and the second probe sensor touch the grinding wheel, feedback information is triggered to the upper computer.
Further, the actual position information and the set position information both include displacement information, and the verification information is obtained according to the spatial displacement deviation of the actual position information and the set position information.
The invention has the beneficial effects that: the invention discloses a method and a device for detecting and calibrating abrasion of a grinding wheel in real time, wherein the device comprises an upper computer, a first servo motor and a second servo motor, the first servo motor and the second servo motor are respectively in communication connection with the upper computer, the first servo motor is connected with a probe sensor, the second servo motor is connected with the grinding wheel, and the upper computer triggers the first servo motor to drive the probe sensor to move to a set position in a direction close to the grinding wheel; when the probe sensor touches the grinding wheel at the set position, the grinding wheel is judged to be not worn; otherwise, the probe sensor continues to move close to the direction of the grinding wheel until the grinding wheel is touched, so that checking information is obtained, and the second servo motor adjusts the position of the grinding wheel according to the checking information; the abrasion loss of the grinding wheel is detected on line and real-time feedback calibration is carried out, so that errors caused by artificial technical factors are reduced, and the production efficiency is improved while the product quality is effectively ensured.
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 embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural diagram of a real-time wheel wear detection and calibration apparatus according to an embodiment of the present invention;
fig. 2 is a schematic flow chart of a method for detecting and calibrating abrasion of a grinding wheel in real time according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Referring to fig. 1, a grinding wheel wear real-time detection and calibration apparatus provided in an embodiment of the present invention includes: the system comprises an upper computer 100, a first servo motor 200 and a second servo motor 300, wherein the first servo motor 200 and the second servo motor 300 are respectively in communication connection with the upper computer 100, the first servo motor 200 is connected with a probe sensor 400, and the second servo motor 300 is connected with a grinding wheel 500;
the upper computer 100 is configured to send control information to the first servo motor 200, trigger the first servo motor 200 to drive the probe sensor 400 to move in a direction close to the grinding wheel 500 until a touch signal that the probe sensor 400 touches the grinding wheel 500 is received, and send verification information to the second servo motor 300, where the verification information is a space vector from actual position information of the probe sensor 400 to set position information. So that the probe sensor 400 can touch the grinding wheel 500 at a set position.
The actual position information is position information when the probe sensor 400 operates to touch the grinding wheel 500, the set position information is motion information when the probe sensor 400 operates to a set position, and the set position is a spatial position coordinate preset in the upper computer 100;
the first servo motor 200 is used for responding to an instruction of the upper computer 100 and driving the probe sensor 400 to operate;
the probe sensor 400 is used for triggering feedback information to the upper computer 100 when the grinding wheel 500 is touched;
the feedback information includes a touch signal of the probe sensor 400 touching the grinding wheel 500 and actual position information of the probe sensor 400;
the second servo motor 300 is configured to respond to an instruction of the upper computer 100, and adjust the orientation of the grinding wheel 500 along the space vector. Thereby compensating for a difference between the actual position information and the set position information of the probe sensor 400 so that the probe sensor 400 can touch the grinding wheel 500 at the set position.
In this embodiment, a probe sensor 400 is disposed on one side of a grinding wheel 500, before starting machining, a first servo motor 200 connected to the probe sensor 400 pushes the probe sensor 400 to a preset position below the grinding wheel 500, if the probe sensor 400 can touch the grinding wheel 500, a trigger signal is sent to the upper computer 100, and the upper computer 100 determines that the grinding wheel 500 is not worn;
if the probe sensor 400 cannot touch the grinding wheel 500, the upper computer 100 determines that the grinding wheel 500 is worn, switches to the calibration mode, and the first servo motor 200 pushes the probe from the preset position, calculates the displacement distance, and takes the displacement distance acquired when the probe sensor 400 touches the grinding wheel 500 as the wear offset.
The second servo motor 300 is connected with the grinding wheel 500, controls the grinding wheel 500 to move up and down, and drives the grinding wheel 500 to move down by corresponding abrasion offset through the second servo motor 300, so that position compensation calibration is performed.
The abrasion offset is directly determined by the abrasion loss of the grinding wheel 500 and is a key factor for compensating and calibrating the grinding wheel 500, the abrasion loss of the grinding wheel 500 is detected on line and real-time feedback calibration is carried out, so that errors caused by artificial technical factors are reduced, and the production efficiency is improved while the product quality is effectively ensured.
In order to provide a proper adjustment space for the grinding wheel 500, the grinding wheel 500 is conveniently adjusted, and unnecessary contact between the probe sensor 400 and the grinding wheel 500 is avoided. As a further improvement of this embodiment, the upper computer 100 is further configured to trigger the first servo motor 200 to drive the probe sensor 400 to move away from the grinding wheel 500 after receiving feedback information triggered when the probe sensor 400 touches the grinding wheel 500.
In order to improve the accuracy of the abrasion detection of the grinding wheel 500 and ensure that the whole position of the grinding wheel 500 is calibrated. As a further improvement of this embodiment, the probe sensor 400 includes a first probe sensor 410 and a second probe sensor 420 that are perpendicular to each other, and when both the first probe sensor 410 and the second probe sensor 420 touch the grinding wheel 500, feedback information is triggered to the upper computer 100.
As a further improvement of this embodiment, the actual position information and the set position information both include displacement information, and the verification information is obtained according to a spatial displacement deviation between the actual position information and the set position information.
Referring to fig. 2, an embodiment of the present invention further provides a method for detecting and calibrating abrasion of a grinding wheel in real time, including the following steps:
step S1, the upper computer 100 sends control information to the first servo motor 200, and triggers the first servo motor 200 to drive the probe sensor 400 to move to a set position in a direction close to the grinding wheel 500.
Step S2, when the probe sensor 400 touches the grinding wheel 500 at the set position, the upper computer 100 determines that the grinding wheel 500 is not worn; otherwise, the upper computer 100 triggers the first servo motor 200 to drive the probe sensor 400 to continuously run in a direction close to the grinding wheel 500 until receiving feedback information triggered when the probe sensor 400 touches the grinding wheel 500.
Wherein the feedback information includes a touch signal of the probe sensor 400 touching the grinding wheel 500 and actual position information of the probe sensor 400.
Step S3, the upper computer 100 sends verification information to the second servo motor 300, and triggers the second servo motor 300 to adjust the orientation of the grinding wheel 500 according to the verification information. By compensating for the difference between the actual position information and the set position information of the probe sensor 400, the probe sensor 400 can touch the grinding wheel 500 at the set position.
Wherein the verification information is a space vector from the actual position information of the probe sensor 400 to the set position information; the actual position information is position information when the probe sensor 400 operates to touch the grinding wheel 500, the set position information is motion information for driving the probe sensor 400 to operate to a set position, and the set position is a spatial position coordinate preset in the upper computer 100.
As a further improvement of this embodiment, after receiving the feedback information triggered when the probe sensor 400 touches the grinding wheel 500, the upper computer 100 further triggers the first servo motor 200 to drive the probe sensor 400 to move away from the grinding wheel 500.
As a further improvement of this embodiment, the probe sensor 400 includes a first probe sensor 410 and a second probe sensor 420 that are perpendicular to each other, and when both the first probe sensor 410 and the second probe sensor 420 touch the grinding wheel 500, feedback information is triggered to the upper computer 100.
As a further improvement of this embodiment, the actual position information and the set position information both include displacement information, and the verification information is obtained according to a spatial displacement deviation between the actual position information and the set position information.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiment, and the present invention shall fall within the protection scope of the present invention as long as the technical effects of the present invention are achieved by the same means.
Claims (2)
1. The utility model provides a emery wheel wearing and tearing real-time detection and calibrating device which characterized in that includes: the device comprises an upper computer, a first servo motor and a second servo motor, wherein the first servo motor and the second servo motor are respectively in communication connection with the upper computer;
the upper computer is used for sending control information to the first servo motor, triggering the first servo motor to drive the probe sensor to move in a direction close to the grinding wheel until a touch signal that the probe sensor touches the grinding wheel is received, and sending verification information to the second servo motor, wherein the verification information is a space vector from the actual position information of the probe sensor to the set position information;
the actual position information is position information when the probe sensor operates to touch a grinding wheel, the set position information is motion information when the probe sensor operates to a set position, and the set position is a spatial position coordinate preset in an upper computer;
the first servo motor is used for responding to the instruction of the upper computer and driving the probe sensor to operate;
the probe sensor is used for triggering feedback information to the upper computer when the probe sensor touches the grinding wheel;
the feedback information comprises a touch signal of the probe sensor touching the grinding wheel and actual position information of the probe sensor;
the second servo motor is used for responding to the instruction of the upper computer and adjusting the direction of the grinding wheel along the space vector;
the probe sensor is arranged on one side of the grinding wheel, before machining is started, a first servo motor connected with the probe sensor pushes the probe sensor to a set position below the grinding wheel, if the probe sensor can touch the grinding wheel, a trigger signal is sent to an upper computer, and the upper computer judges that the grinding wheel is not abraded;
the upper computer is further used for triggering the first servo motor to drive the probe sensor to move away from the grinding wheel after receiving feedback information triggered when the probe sensor touches the grinding wheel;
if the probe sensor cannot touch the grinding wheel, the upper computer judges that the grinding wheel is worn, switches to a calibration mode, pushes the probe sensor from a set position by the first servo motor, calculates the displacement distance, and takes the displacement distance acquired by the fact that the probe sensor touches the grinding wheel as the wear offset;
the grinding wheel is driven to move downwards by a corresponding abrasion offset through a second servo motor, so that position compensation calibration is carried out;
the probe sensors comprise a first probe sensor and a second probe sensor which are perpendicular to each other, and when the first probe sensor and the second probe sensor both touch the grinding wheel, feedback information is triggered to the upper computer;
the actual position information and the set position information both comprise displacement information, and the verification information is obtained according to the spatial displacement deviation of the actual position information and the set position information.
2. A real-time detection and calibration method for abrasion of a grinding wheel is characterized by comprising the following steps:
the upper computer sends control information to the first servo motor, and triggers the first servo motor to drive the probe sensor to move to a set position in a direction close to the grinding wheel;
when the probe sensor touches the grinding wheel at a set position, the upper computer judges that the grinding wheel is not abraded; otherwise, the upper computer triggers the first servo motor to drive the probe sensor to continuously run in the direction close to the grinding wheel until feedback information triggered when the probe sensor touches the grinding wheel is received, wherein the feedback information comprises a touch signal of the probe sensor touching the grinding wheel and actual position information of the probe sensor;
the upper computer sends checking information to a second servo motor and triggers the second servo motor to adjust the direction of the grinding wheel according to the checking information;
the verification information is a space vector from the actual position information of the probe sensor to the set position information; the actual position information is position information when the probe sensor operates to touch a grinding wheel, the set position information is motion information for driving the probe sensor to operate to a set position, and the set position is a spatial position coordinate preset in an upper computer;
the probe sensor is arranged on one side of the grinding wheel, before machining is started, a first servo motor connected with the probe sensor pushes the probe sensor to a set position below the grinding wheel, if the probe sensor can touch the grinding wheel, a trigger signal is sent to an upper computer, and the upper computer judges that the grinding wheel is not abraded;
the upper computer triggers the first servo motor to drive the probe sensor to move away from the grinding wheel after receiving feedback information triggered when the probe sensor touches the grinding wheel;
if the probe sensor cannot touch the grinding wheel, the upper computer judges that the grinding wheel is worn, switches to a calibration mode, pushes the probe sensor from a set position by the first servo motor, calculates the displacement distance, and takes the displacement distance acquired by the fact that the probe sensor touches the grinding wheel as the wear offset;
the grinding wheel is driven to move downwards by a corresponding abrasion offset through a second servo motor, so that position compensation calibration is carried out;
the probe sensors comprise a first probe sensor and a second probe sensor which are perpendicular to each other, and when the first probe sensor and the second probe sensor both touch the grinding wheel, feedback information is triggered to the upper computer;
the actual position information and the set position information both comprise displacement information, and the verification information is obtained according to the spatial displacement deviation of the actual position information and the set position information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910382540.3A CN110153875B (en) | 2019-05-09 | 2019-05-09 | Grinding wheel abrasion real-time detection and calibration method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910382540.3A CN110153875B (en) | 2019-05-09 | 2019-05-09 | Grinding wheel abrasion real-time detection and calibration method and device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110153875A CN110153875A (en) | 2019-08-23 |
| CN110153875B true CN110153875B (en) | 2022-02-22 |
Family
ID=67634067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910382540.3A Active CN110153875B (en) | 2019-05-09 | 2019-05-09 | Grinding wheel abrasion real-time detection and calibration method and device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110153875B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110774102B (en) * | 2019-11-04 | 2021-07-27 | 广东博智林机器人有限公司 | Polishing point positioning system and positioning method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101386152A (en) * | 2007-09-11 | 2009-03-18 | 上海日进机床有限公司 | Grinding machine with laser ranging automatic compensation device |
| CN202240898U (en) * | 2011-10-07 | 2012-05-30 | 青岛理工大学 | Online wearing detection device for grinding wheel based on grinding wheel air-flow field |
| CN203542367U (en) * | 2013-09-02 | 2014-04-16 | 上海三一精机有限公司 | Device for automatically detecting and compensating grinding wheel and grinding processing center |
| CN204209557U (en) * | 2014-11-14 | 2015-03-18 | 武汉钢铁(集团)公司 | Discrete control permanent gap emery wheel probe |
| CN206105624U (en) * | 2016-11-03 | 2017-04-19 | 凯瑞恩智能科技（苏州）有限公司 | Grinding wheel wear is automatic to be detected and compensation arrangement |
| CN106985008A (en) * | 2017-04-20 | 2017-07-28 | 钟文娟 | Diamond segment processing unit (plant) and processing method |
| CN109290855A (en) * | 2018-10-18 | 2019-02-01 | 埃华路（芜湖）机器人工程有限公司 | The compensation method of dynamic monitoring grinding wheel loss in a kind of industrial robot bruting process |
-
2019
- 2019-05-09 CN CN201910382540.3A patent/CN110153875B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101386152A (en) * | 2007-09-11 | 2009-03-18 | 上海日进机床有限公司 | Grinding machine with laser ranging automatic compensation device |
| CN202240898U (en) * | 2011-10-07 | 2012-05-30 | 青岛理工大学 | Online wearing detection device for grinding wheel based on grinding wheel air-flow field |
| CN203542367U (en) * | 2013-09-02 | 2014-04-16 | 上海三一精机有限公司 | Device for automatically detecting and compensating grinding wheel and grinding processing center |
| CN204209557U (en) * | 2014-11-14 | 2015-03-18 | 武汉钢铁(集团)公司 | Discrete control permanent gap emery wheel probe |
| CN206105624U (en) * | 2016-11-03 | 2017-04-19 | 凯瑞恩智能科技（苏州）有限公司 | Grinding wheel wear is automatic to be detected and compensation arrangement |
| CN106985008A (en) * | 2017-04-20 | 2017-07-28 | 钟文娟 | Diamond segment processing unit (plant) and processing method |
| CN109290855A (en) * | 2018-10-18 | 2019-02-01 | 埃华路（芜湖）机器人工程有限公司 | The compensation method of dynamic monitoring grinding wheel loss in a kind of industrial robot bruting process |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110153875A (en) | 2019-08-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102139399B (en) | Position detection device and position detection method for workpiece to be welded | |
| CN102483317A (en) | Method and device for measuring surface profile | |
| CN113741343B (en) | Machine tool double-shaft synchronous control method and system and machine tool | |
| CN114473870B (en) | Grinding machine monitoring system and monitoring method | |
| CN101823235B (en) | Method for automatically detecting and controlling water cutting of arc-shaped thin plate spay nozzle cutting head in normal direction | |
| CN104874611B (en) | Method for controlling position of pinch roll at finish rolling inlet of hot continuous rolling device | |
| CN110153875B (en) | Grinding wheel abrasion real-time detection and calibration method and device | |
| DK202170393A1 (en) | Wind turbine blade grinding control method based on KUKA robot | |
| CN106909125A (en) | A kind of monitoring system and method for motor processability index | |
| CN105170712A (en) | Automatic leveling and distance-measuring plate shearer set and control method thereof | |
| JP2021076395A (en) | Diagnosis device | |
| CN102706902B (en) | A kind of fibric moisture on-line measuring device and method | |
| CN107552935B (en) | Fixed rail flash welding automatic centering and measuring device | |
| CA2897718A1 (en) | Seam-welding method and system | |
| KR20140085927A (en) | Machining error calibration system and method | |
| CN111624940B (en) | Information processing apparatus and information processing method | |
| CN205049177U (en) | Super smart grinding precision of cylindrical roller and surface quality on -line monitoring device | |
| CN112658039A (en) | Automatic control system and control method for bar rolling line | |
| CN110977612A (en) | CNC (computer numerical control) machining online measurement error correction method and system | |
| CN215064613U (en) | High-precision rotation angle sensor test bench | |
| CN108856307A (en) | A kind of mechanical equipment position detecting device and detection method | |
| CN101153797B (en) | Glass centering apparatus for flat display panel | |
| CN109366468B (en) | Robot automatic teaching method and automatic teaching system | |
| CN106871839B (en) | Measuring device and measuring method for steel rail weld forming mill | |
| CN105277235A (en) | On-line monitoring device and method for ultra-precision grinding precision and surface quality of cylindrical roller |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |