CN113492360A - Grinding wheel dressing device, control system and control method - Google Patents
Grinding wheel dressing device, control system and control method Download PDFInfo
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- CN113492360A CN113492360A CN202010266228.0A CN202010266228A CN113492360A CN 113492360 A CN113492360 A CN 113492360A CN 202010266228 A CN202010266228 A CN 202010266228A CN 113492360 A CN113492360 A CN 113492360A
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- grinding wheel
- dressing
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- 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
- B24B53/00—Devices or means for dressing or conditioning abrasive surfaces
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- 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
- B24B53/00—Devices or means for dressing or conditioning abrasive surfaces
- B24B53/005—Positioning devices for conditioning tools
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
- G05B19/19—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path
Abstract
The utility model provides a grinding wheel dressing device, includes rotating device, main part, first slide mechanism, second slide mechanism and repair mechanism, rotating device is fixed in one side of main part for it rotates to fix and drive the emery wheel, first slide mechanism set up in the main part, second slide mechanism slide set up in on the first slide mechanism, repair mechanism include the sliding seat and set up in detection contact and repair cutter on the sliding seat, the sliding seat slide set up in on the second slide mechanism, the detection contact is used for detecting the diameter and the position of emery wheel, first slide mechanism and second slide mechanism drive repair cutter removes to the emery wheel position department that detects, repaiies the emery wheel. The grinding wheel dressing device shortens dressing time, accelerates efficiency, controls a system and set parameters of the rough grinding wheel and the finish grinding wheel, accurately controls dressing amount of the grinding wheel by the control method, effectively reduces cutting amount of the grinding wheel, and saves materials.
Description
Technical Field
The application relates to the field of automatic manufacturing, in particular to a grinding wheel dressing device, a control system and a control method.
Background
At present, the grinding wheel after the workpiece is machined needs to be dressed, and the workpiece can be machined continuously. Traditional emery wheel mode of repairing includes traditional repairment sword, V type iron and the axis of rotation that corresponds, set up traditional repairment sword on V type iron, the fixed emery wheel of waiting to repair in the axis of rotation, it rubs with traditional repairment sword to drive the emery wheel rotation through the axis of rotation, in order to repair the emery wheel, traditional emery wheel mode of repairing can't be maintained the emery wheel voluntarily, dressing time is longer, and the unable accurate control of this mode is to the feeding amount that traditional repairment sword removed at every turn, the uncontrollable volume of cutting to the emery wheel, lead to the material extravagant.
Disclosure of Invention
In view of the above, it is desirable to provide a grinding wheel dressing apparatus, a control system and a control method, which can automatically dress a grinding wheel, save materials and effectively save dressing time.
The embodiment of the application provides a grinding wheel dressing device, including rotating device, main part, first slide mechanism, second slide mechanism and repair body, rotating device is fixed in one side of main part for fixed and drive the emery wheel and rotate, first slide mechanism set up in the main part, second slide mechanism slide set up in on the first slide mechanism, repair body include the sliding seat and set up in detection contact and restoration cutter on the sliding seat, the sliding seat slide set up in on the second slide mechanism, the detection contact is used for detecting the diameter and the position of emery wheel, first slide mechanism and second slide mechanism drive the restoration cutter removes to the emery wheel position department that detects, repaiies the emery wheel.
Further, in some embodiments of the present application, the grinding wheel dressing device further includes a fixing plate fixed to the main body, and the fixing plate cooperates with the rotating device to fix the grinding wheel to the rotating device.
The embodiment of the application also provides a control system applied to the grinding wheel dressing device, the control system comprises a controller, and an operation module, a grinding wheel parameter setting module and a cutter setting module which are electrically connected with the controller, the operation module is provided with a rough grinding wheel and a fine grinding wheel process, the operation module is used for controlling the starting, the stopping and the rotating speed of the rotating device, the grinding wheel parameter setting module is used for setting the operating parameters of the rotating device and the repairing mechanism corresponding to the rough grinding wheel flow and the fine grinding wheel flow respectively, the repair tool setting module is used for setting the feed amount of each movement of the repair tool and the times of the rough grinding wheel and the fine grinding wheel processes, the controller is used for controlling the grinding wheel dressing device to operate according to the parameters set by the operation module, the grinding wheel parameter setting module and the cutter setting module.
Further, in some embodiments of the present application, the control system further includes an automatic trimming module, the automatic trimming module is electrically connected to the controller, and the automatic trimming module is configured to obtain real-time data of each corresponding trimmed wheel during the rough-trimming or fine-trimming process of the wheel.
Further, in some embodiments of the present application, the control system further includes a manual dressing module electrically connected to the controller, and the manual dressing module is configured to manually operate the repair mechanism to dress the grinding wheel and obtain real-time data of each item of data during manual dressing of the grinding wheel.
Further, in some embodiments of the present application, the control system further includes an alarm module, the alarm module is electrically connected to the controller, and the alarm module is configured to prompt whether the diameter of the grinding wheel exceeds a set value.
An embodiment of the present application further provides a control method of the control system, where the method includes the following steps:
acquiring parameters of a rough grinding wheel process or a fine grinding wheel process;
controlling a motor to drive the repairing mechanism to move, and detecting the position and the diameter of the grinding wheel to be repaired through a detection contact;
controlling a main shaft of the rotating device to rotate according to the acquired parameters, and controlling a motor to drive the repairing mechanism to move so that a repairing tool contacts with the grinding wheel to be repaired and repairs;
and after finishing, controlling a main shaft of the rotating device to stop rotating.
Further, in some embodiments of the present application, the control method further includes:
and detecting the dressing condition of the grinding wheel, repeating the rough grinding wheel dressing process or the fine grinding wheel dressing process if the dressing condition of the grinding wheel does not meet the requirement, and finishing the grinding wheel dressing if the dressing condition of the grinding wheel meets the requirement.
Further, in some embodiments of the present application, before performing the grinding wheel truing process, the rough grinding wheel truing process needs to be performed, where the grinding wheel truing process includes the following steps:
carrying out rough grinding wheel finishing process;
after the rough grinding wheel process is finished, carrying out a fine grinding wheel process;
and after finishing the process of finishing the grinding wheel, controlling the main shaft of the rotating device to stop rotating.
Further, in some embodiments of the present application, the rotation speed of the rotating device in the rough grinding wheel process is set to 1800rpm, the feed rate of the repair tool is 0.02-0.10 mm, the moving speed of the repair mechanism is 0.006-0.013 m/s, the rotation speed of the rotating device in the fine grinding wheel process is 2600rpm, the feed rate of the repair tool is 0.005-0.010 mm, and the moving speed of the repair mechanism is 0.002-0.004 m/s.
Above-mentioned emery wheel renovation device detects the position diameter of emery wheel through detecting the contact, utilizes first slide mechanism and second slide mechanism drive to restore the cutter and removes to the position of the emery wheel that detects, carries out the emery wheel and repaiies, effectively shortens the time of emery wheel repairment, and then accelerates production efficiency, through the parameter of rough repair emery wheel and the finish grinding wheel that control system set for, the repairment volume of control emery wheel can be accurate, can effectively reduce the volume of cutting of emery wheel, and then save material.
Drawings
Fig. 1 is a schematic structural view of a grinding wheel dressing apparatus according to an embodiment of the present application.
Fig. 2 is a schematic structural diagram of a grinding wheel dressing mechanism according to an embodiment of the present application.
Fig. 3 is a schematic structural view of a first slide mechanism and a second slide mechanism in an embodiment of the present application.
Fig. 4 is another perspective structural diagram of the first sliding mechanism and the second sliding mechanism in an embodiment of the present application.
Fig. 5 is a schematic structural diagram of a control system according to an embodiment of the present application.
Fig. 6 is a flowchart illustrating a control method of a control system according to an embodiment of the present application.
Fig. 7 is a schematic flow chart of rough grinding of a grinding wheel according to an embodiment of the present disclosure.
Fig. 8 is a schematic flow chart of a finishing grinding wheel according to an embodiment of the present application.
Description of the main elements
The following detailed description will further illustrate the present application in conjunction with the above-described figures.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, 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 application.
It will be understood that when an element is referred to as being "mounted on" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "or/and" includes any and all combinations of one or more of the associated listed items.
The embodiment of the application provides a grinding wheel dressing device, including rotating device, main part, first slide mechanism, second slide mechanism and repair body, rotating device is fixed in one side of main part for fixed and drive the emery wheel and rotate, first slide mechanism set up in the main part, second slide mechanism slide set up in on the first slide mechanism, repair body include the sliding seat and set up in detection contact and restoration cutter on the sliding seat, the sliding seat slide set up in on the second slide mechanism, the detection contact is used for detecting the diameter and the position of emery wheel, first slide mechanism and second slide mechanism drive the restoration cutter removes to the emery wheel position department that detects, repaiies the emery wheel.
The embodiment of the application also provides a control system applied to the grinding wheel dressing device, the control system comprises a controller, and an operation module, a grinding wheel parameter setting module and a cutter setting module which are electrically connected with the controller, the operation module is provided with a rough grinding wheel and a fine grinding wheel process, the operation module is used for controlling the starting, the stopping and the rotating speed of the rotating device, the grinding wheel parameter setting module is used for setting the operating parameters of the rotating device and the repairing mechanism corresponding to the rough grinding wheel flow and the fine grinding wheel flow respectively, the repair tool setting module is used for setting the feed amount of each movement of the repair tool and the times of the rough grinding wheel and the fine grinding wheel processes, the controller is used for controlling the grinding wheel dressing device to operate according to the parameters set by the operation module, the grinding wheel parameter setting module and the cutter setting module.
An embodiment of the present application further provides a control method of the control system, where the method includes the following steps:
acquiring parameters of a rough grinding wheel process or a fine grinding wheel process;
controlling a motor to drive the repairing mechanism to move, and detecting the position and the diameter of the grinding wheel to be repaired through a detection contact;
controlling a main shaft of the rotating device to rotate according to the acquired parameters, and controlling a motor to drive the repairing mechanism to move so that a repairing tool contacts with the grinding wheel to be repaired and repairs;
and after finishing, controlling a main shaft of the rotating device to stop rotating.
The grinding wheel dressing device is matched with the control system to automatically dress the grinding wheel, so that the grinding wheel dressing time is effectively shortened, the production efficiency is further accelerated, the dressing amount of the grinding wheel can be accurately controlled through the set parameters of the rough-dressing grinding wheel and the fine-dressing grinding wheel, the cutting amount of the grinding wheel can be effectively reduced, and materials are further saved.
Some embodiments of the present application will be described in detail below with reference to the accompanying drawings.
The automatic grinding wheel dressing system of the present application is used for automatically dressing a grinding wheel, and in one embodiment, the automatic grinding wheel dressing system includes a grinding wheel dressing device 100 and a control system 200 applied to the grinding wheel dressing device 100. The control system 200 is configured to control the grinding wheel dressing apparatus 100 to complete each dressing operation.
Referring to fig. 1 and 2, the grinding wheel dressing apparatus 100 includes a worktable 10 and a grinding wheel dressing mechanism 20, wherein the grinding wheel dressing mechanism 20 is mounted on the worktable 10.
The working table 10 comprises a base 11 and a processing platform 12 arranged on the base 11. The base 11 includes a supporting base 111 and an extending column 112, the extending column 112 is formed by extending one end of the supporting base 111 close to the processing platform 12 to one side far away from the processing platform 12. The workbench 10 further comprises a rotating device 13, and the rotating device 13 is used for driving the grinding wheel to rotate. In one embodiment, the rotating device 13 includes a spindle and a spindle motor connected to each other, and the spindle motor is used for driving the spindle to rotate. The rotating device 13 is disposed along the extending direction of the extending column 112 through a fixing member 131, and the grinding wheel dressing mechanism 20 is disposed on the fixing member 131. In one embodiment, the fixing member 131 is slidably disposed on the extending column 112 for adjusting the distance between the grinding wheel dressing mechanism 20 and the processing platform 12, so as to dress grinding wheels with different diameters. In one embodiment, a sliding platform 121 is disposed on the processing platform 12, and the sliding platform 121 is slidably disposed along the extending direction of the processing platform 12. In one embodiment, the sliding platform 121 is disposed below the truing mechanism 20 for receiving waste generated by truing. In one embodiment, an electric cabinet 1111 is disposed on the support seat 111, and an electric control element is disposed in the electric cabinet 1111 for controlling the operation of the wheel dresser 20. In an embodiment, a touch screen 1121 is connected to the extending column 112, and the touch screen 1121 is configured to display various functions of the control system and control the grinding wheel dressing mechanism 20 through the touch screen 1121 to implement various functions. In an embodiment, the rotating device 13 is provided with a transparent protective cover for preventing impurities from splashing during grinding wheel dressing and protecting the safety of an operator, and it can be understood that the transparent protective cover is provided with a baffle fixed by a spring buckle, so that the grinding wheel can be conveniently mounted and dismounted.
Referring to fig. 3 and 4, the grinding wheel dressing mechanism 20 includes a main body 21, a first sliding mechanism 22, a second sliding mechanism 23, a repairing mechanism 24, and a fixing plate 25. The first sliding mechanism 22 is disposed on the main body 21, the second sliding mechanism 23 is disposed on the first sliding mechanism 22, the repairing mechanism 24 is disposed on the second sliding mechanism 23, and the fixing plate 25 is fixed on the main body 21.
The main body 21 is fixed on the fixing member 131, so as to fix the grinding wheel dressing mechanism 20 on the extension column 112. The bottom of the main body 21 is provided with a guide rail 211 which is oppositely arranged, and the second sliding mechanism 23 is arranged on the guide rail 211. In one embodiment, the main body 21 further includes a fixed connection plate fixed to one side of the main body 21, and the main body 21 is fixed to a side surface of the rotating device 13 through the fixed connection plate.
The first sliding mechanism 22 comprises a screw rod 221 and a first driving motor 222, the screw rod 221 is arranged between the oppositely arranged guide rails 211, one end of the screw rod 221 is connected with the first driving motor 222, a first fixing block 223 is arranged on the screw rod 221, the first fixing block 223 is fixed on one side of the second sliding mechanism 23, the screw rod 221 is driven to rotate by the first driving motor 222, the first fixing block 223 is driven to move in the guide direction of the screw rod 221, the second sliding mechanism 23 is further driven to move on the main body 21 along the direction of the guide rails 211, the position of the repairing mechanism 24 is adjusted, and the reciprocating movement of the repairing mechanism 24 is realized through the forward and reverse rotation of the first driving motor 222. In one embodiment, the first sliding mechanism 22 is disposed in the X-axis direction. In one embodiment, the first sliding mechanism 22 further comprises a position sensor for sensing the position of the second sliding mechanism 23 on the body, and thus the position of the repair mechanism 24 provided on the second sliding mechanism 23.
The second sliding mechanism 23 includes a fixing base 231, a second lead screw 232 and a second driving motor 233. The fixing seat 231 is slidably disposed on the guide rail 211, a second guide rail 234 is disposed on the fixing seat 231, and the repairing mechanism 24 is disposed on the second guide rail 234. The second lead screw 232 is disposed on the fixing seat 231 and is substantially parallel to the second guide rail 234. One end of the second lead screw 232 is connected with the second driving motor 233, a second fixed block 235 is arranged on the second lead screw 232, the second fixed block 235 is fixed on one side of the fixed seat 231, and the second lead screw is driven to rotate by the second driving motor 233 to drive the second fixed block 235 to move, so as to drive the repairing mechanism 24 to move on the second guide rail 234. In one embodiment, the second slide mechanism 23 is disposed in the Y-axis direction, and the reciprocating movement of the restoring mechanism 24 in the Y-axis direction is realized by the forward and reverse rotation of the second driving motor 233. In one embodiment, the second sliding mechanism 23 further comprises a position sensor for sensing the position of the repair mechanism 24 on the fixing seat 231. In one embodiment, the first driving motor 222 and the second driving motor 233 are linear motors, and it is understood that the first driving motor 222 and the second driving motor 233 are not limited to the linear motors, and may be other motors, such as brushless motors, as long as forward and reverse rotation can be achieved.
The repairing mechanism 24 includes a sliding seat 241, a detecting contact 242, a repairing tool 243, and a detecting sensor 244. The sliding seat 241 is slidably disposed on the second guide rail 234, the detection contact 242 and the repair tool 243 are disposed on one side of the sliding seat 241 close to the fixing plate 25, the detection sensor 244 is disposed on the sliding seat 241, and the detection contact 242 is connected to the detection sensor 244 for detecting the diameter and position of the grinding wheel. The repair tool 243 is used to dress the grinding wheel. In one embodiment, the repair tool 243 is a diamond dresser.
The fixing plate 25 is fixed on one side of the main body 21 close to the repairing mechanism 24, a through hole 251 is formed in the fixing plate 25, the through hole 251 is matched with the diameter of the main shaft of the rotating device 13, and the fixing plate 25 is used for fixing a grinding wheel on the rotating device 13.
It can be understood that the body 21 is provided with an organ cover for placing impurities repaired by the grinding wheel into the guide rail 211 of the body 21 and affecting the sliding of the second sliding mechanism 23 on the guide rail 211. Be equipped with the dust guard on the fixing base 231, prevent that dust impurity from getting into in the fixing base 231, influence the normal use of second guide rail 234 and each inductor.
Referring to fig. 5, the control system 200 includes a controller 201, and an operation module 202, a grinding wheel parameter setting module 203, a trimming blade setting module 204, an automatic trimming module 205, a manual trimming module 206, and an alarm module 207 connected to the controller 201. In one embodiment, the controller 201 is electrically connected to the first sliding mechanism 22, the second sliding mechanism 23 and the repair mechanism 24, and is configured to control the operations of the first sliding mechanism 22, the second sliding mechanism 23 and the repair mechanism 24.
The operation module 202 is configured to control start and stop, a rotation speed, and the like of a main shaft of the rotation device 13. In one embodiment, the operation module 202 is provided with rough grinding wheel and finishing grinding wheel processes.
The grinding wheel parameter setting module 203 is configured to set operation parameters such as grinding wheel to-be-cut compensation, grinding wheel radius compensation, grinding wheel dressing times, the main shaft rotation speed of the rotating device 13, start-stop time of the main shaft, running speed and reset speed of the repair mechanism 24, rough grinding wheel rotation speed, and finish grinding wheel rotation speed.
The dressing setting module 204 is configured to set a feeding amount of the repair tool 243 per time and times of rough dressing and finish dressing of the grinding wheel.
The automatic trimming module 205 is configured to check various real-time data during automatic trimming of the grinding wheel, such as real-time data of a rotation speed of the spindle, a feeding amount of the repairing tool 243, and trimming time.
The manual dressing module 206 is used for manually operating the repair mechanism 24 to dress the grinding wheel, and can view various real-time data during manual dressing of the grinding wheel.
The alarm module 207 is configured to display abnormal conditions of each module, the rotating device 13, and the grinding wheel dressing mechanism 20 in real time, display the abnormal conditions on the touch screen 1121, and further hide, recover, and delete each item of alarm data. Such as an abnormal spindle rotation speed, an abnormal feed amount of the repair tool 243, and the like. In one embodiment, the minimum diameter of a conventional grinding wheel is 100MM, and when the diameter of the grinding wheel is smaller than 100MM, the alarm module 207 gives an alarm to prompt the replacement of the grinding wheel.
It can be understood that each of the above modules is connected to the touch screen 1121, and an option corresponding to a function of the touch screen 1121 is provided on the touch screen 1121, so that a control instruction is provided on the touch screen 1121. Control instruction signals are input into the modules, analog signals are converted into digital signals through the converter, the digital signals are transmitted to the controller 201, the digital signals are converted into analog signals through the converter, and the servo driver receives the corresponding instruction signals and then drives the spindle motor of the rotating device 13 and/or the first driving motor 222 and the second driving motor 233 to act, so that the rotation of the spindle and the positions of the repairing mechanism 24 on the X axis and the Y axis are controlled.
In an embodiment, the touch screen 1121 is provided with a quick option for rough grinding wheel procedures and fine grinding wheel procedures, so that the rough grinding wheel procedures or the fine grinding wheel procedures can be conveniently and quickly entered. In one embodiment, during the rough grinding process, the rotation speed of the rotating device 13 is set to 1800rpm, the cutter feed rate is 0.02-0.10 mm, and the moving speed of the repairing mechanism 24 is 0.006-0.013 m/s. In one embodiment, the rotation speed of the rotating device 13 is 2600rpm, the feeding amount of the trimming knife is 0.005-0.010 mm, and the moving speed of the repairing mechanism 24 is 0.002-0.004 m/s during the grinding wheel finishing process. It is understood that the parameter data of rough dressing and fine dressing are not limited to the above setting, and may be changed according to the actual condition of the grinding wheel, such as increasing or decreasing the rotation speed and the feed amount of the dressing tool.
It can be understood that, when the grinding wheel passes through the rough machining workpiece, the abrasion of the bottom of the grinding wheel is very serious, so that the grinding wheel needs to pass through the rough machining process before the fine machining process when the grinding wheel is subjected to the fine machining process. This setting has been programmed accordingly in the control system 200.
Referring to fig. 6, a control method of the control system 200 specifically includes the following steps:
according to the received instruction, acquiring parameters of a rough grinding wheel process or a fine grinding wheel process;
controlling a motor to drive the repairing mechanism to move, and detecting the position and the diameter of the grinding wheel to be repaired through a detection contact; specifically, the moving speed of the motor-driven repair mechanism is controlled according to the parameters, so that the detection contact touches the grinding wheel to be repaired, and the position and the diameter of the detection contact are detected.
Controlling a main shaft of the rotating device to rotate according to the acquired parameters, and controlling a motor to drive the repairing mechanism to move so that a repairing tool contacts with the grinding wheel to be repaired and automatically repairs the grinding wheel; specifically, the main shaft of the rotating device is controlled to rotate at a set speed according to parameters, the moving speed of the motor-driven repairing mechanism is controlled according to the parameters, and parameters such as the feeding speed, the feeding amount and the repairing times of the repairing tool are controlled, so that the repairing tool contacts with the grinding wheel to be repaired and automatically repairs the grinding wheel.
After finishing, controlling a main shaft of the rotating device to stop rotating;
and detecting the dressing condition of the grinding wheel, repeating the steps when the dressing condition of the grinding wheel does not meet the requirement, and finishing the dressing of the grinding wheel when the dressing condition of the grinding wheel meets the requirement. In one embodiment, the wheel truing is determined to be complete by observing whether the dull finish of the wheel has been trued. In another embodiment, whether the grinding wheel dressing is finished or not is judged through the change of the diameter of the grinding wheel, specifically, the diameter of the grinding wheel is measured again through the detection contact, the diameter is compared with the diameter before the grinding wheel dressing is finished, and the finishing state of the grinding wheel dressing is judged according to the change of the diameter.
In one embodiment, the acquired parameters include a spindle rotation speed, a moving speed of the repair mechanism, a feeding speed and a feeding amount of the repair tool, a number of times of trimming, and the like. The above parameters are parameters of the rough grinding wheel and the finish grinding wheel set in advance in the control system 200.
Referring to fig. 7, a method for rough grinding of the grinding wheel in the control system includes the following steps:
according to the received instruction, acquiring parameters of a rough grinding wheel process;
controlling a motor to drive the repairing mechanism to move until the detection contact touches the grinding wheel to be repaired, and detecting the position and the diameter of the grinding wheel to be repaired; in one embodiment, the diameter of the grinding wheel is greater than 100 mm.
Judging whether the diameter of the grinding wheel meets the requirement, if not, prompting to replace the grinding wheel, if so, controlling a main shaft of a rotating device to rotate at a set speed according to the obtained parameters, and controlling a motor to drive a repairing mechanism to move so that a repairing tool contacts the grinding wheel to be repaired and automatically repairs the grinding wheel;
after finishing, controlling a main shaft of the rotating device to stop rotating;
and detecting the dressing condition of the grinding wheel, repeating the steps when the dressing condition of the grinding wheel does not meet the requirement, and finishing the dressing of the grinding wheel when the dressing condition of the grinding wheel meets the requirement.
Referring to fig. 8, a method of truing a grinding wheel includes the steps of:
acquiring parameters of a rough grinding process and a fine grinding wheel process according to the received instruction;
roughly finishing the grinding wheel according to the parameters of the rough finishing process; in particular to the step of roughly finishing the grinding wheel according to parameters.
After the rough grinding wheel is finished, finishing the grinding wheel according to a finishing parameter process;
after finishing the grinding wheel, controlling a main shaft of the rotating device to stop rotating;
and detecting the dressing condition of the grinding wheel, repeating the steps when the dressing condition of the grinding wheel does not meet the requirement, and finishing the dressing of the grinding wheel when the dressing condition of the grinding wheel meets the requirement.
In one embodiment, the dressed wheel diameter is 150mm, the rough dressing rotation speed is 1800rpm, the first feed rate is 0.05mm, the second feed rate is 0.03mm, the speed is 0.01m/s, the finish rotation speed is 2600rpm, the first feed rate is 0.010mm, the second feed rate is 0.005mm, the speed is 0.003m/s, no feed is performed after dressing, and 3 passes are left idle. The average time of rough dressing is 50s, the average time of finishing is 56s, the cutting amount of the roughly dressed grinding wheel is 0.08mm, the cutting amount of the finished grinding wheel is 0.015mm, while the average time of rough dressing is 103.5s, the average time of finishing is 113s, the cutting amount of the roughly dressed grinding wheel is 0.2-0.3 mm, the average is 0.25mm, the cutting amount of the finished grinding wheel is 0.02-0.03 mm, and the average is 0.025mm in the traditional dressing method.
Above-mentioned automatic trimming system of emery wheel uses through the cooperation of emery wheel truing device and control system, carries out the automatic trimming emery wheel, effectively shortens the time of emery wheel truing, and then accelerates production efficiency, and control system can accurate control the feed volume and the feed speed isoparametric at every turn, can effectively reduce the volume of cutting of emery wheel, and then save material, and emery wheel truing device is fixed at vertical direction rigidity, does not receive the influence of work piece height when consequently trimming the emery wheel.
It should be understood by those skilled in the art that the above embodiments are only for illustrating the present application and are not to be taken as limiting the present application, and that suitable changes and modifications of the above embodiments are within the scope of the present disclosure as long as they are within the spirit and scope of the present application.
Claims (10)
1. A grinding wheel dressing device is characterized in that: including rotating device, main part, first slide mechanism, second slide mechanism and repair mechanism, rotating device is fixed in one side of main part for fixed and drive the emery wheel and rotate, first slide mechanism set up in the main part, second slide mechanism slide set up in on the first slide mechanism, repair mechanism include the sliding seat and set up in detection contact and restoration cutter on the sliding seat, the sliding seat slide set up in on the second slide mechanism, detection contact is used for detecting the diameter and the position of emery wheel, first slide mechanism and second slide mechanism drive the restoration cutter removes to the emery wheel position department that detects, repaiies the emery wheel.
2. The wheel truing apparatus of claim 1 wherein: the grinding wheel dressing device further comprises a fixing plate, wherein the fixing plate is fixed on the main body and matched with the rotating device to fix the grinding wheel on the rotating device.
3. A control system applied to the grinding wheel dressing apparatus according to claim 2, characterized in that: the control system comprises a controller, and an operation module, a grinding wheel parameter setting module and a dressing tool setting module which are electrically connected with the controller, wherein a rough dressing grinding wheel flow and a fine dressing grinding wheel flow are arranged in the operation module, the operation module is used for controlling the starting and stopping of the rotating device and the rotating speed, the grinding wheel parameter setting module is used for setting operation parameters of the rotating device and the repairing mechanism corresponding to the rough dressing grinding wheel flow and the fine dressing grinding wheel flow respectively, the dressing tool setting module is used for setting the feeding amount of each movement of the repairing tool and the times of performing the rough dressing grinding wheel flow and the fine dressing grinding wheel flow, and the controller is used for controlling the grinding wheel dressing device to operate according to the parameters set by the operation module, the grinding wheel parameter setting module and the dressing tool setting module.
4. The control system of claim 3, wherein: the control system further comprises an automatic trimming module, the automatic trimming module is electrically connected with the controller, and the automatic trimming module is used for acquiring various real-time data of the corresponding trimming grinding wheel during the rough trimming grinding wheel or the fine trimming grinding wheel process.
5. The control system of claim 3, wherein: the control system further comprises a manual trimming module, the manual trimming module is electrically connected with the controller, and the manual trimming module is used for manually operating the repair mechanism to trim the grinding wheel and acquiring various real-time data when the grinding wheel is manually trimmed.
6. The control system of claim 3, wherein: the control system further comprises an alarm module, the alarm module is electrically connected with the controller, and the alarm module is used for prompting whether the diameter of the grinding wheel exceeds a set value or not.
7. A control method of the control system according to any one of claims 3 to 6, characterized in that: the method comprises the following steps:
acquiring parameters of a rough grinding wheel process or a fine grinding wheel process;
controlling a motor to drive the repairing mechanism to move, and detecting the position and the diameter of the grinding wheel to be repaired through a detection contact;
controlling a main shaft of the rotating device to rotate according to the acquired parameters, and controlling a motor to drive the repairing mechanism to move so that a repairing tool contacts with the grinding wheel to be repaired and repairs;
and after finishing, controlling a main shaft of the rotating device to stop rotating.
8. The control method according to claim 7, characterized in that: the control method further comprises the following steps:
and detecting the dressing condition of the grinding wheel, repeating the rough grinding wheel dressing process or the fine grinding wheel dressing process if the dressing condition of the grinding wheel does not meet the requirement, and finishing the grinding wheel dressing if the dressing condition of the grinding wheel meets the requirement.
9. The control method according to claim 7, characterized in that: before the fine grinding wheel process, the rough grinding wheel process is required to be performed, and the fine grinding wheel process comprises the following steps:
carrying out rough grinding wheel finishing process;
after the rough grinding wheel process is finished, carrying out a fine grinding wheel process;
and after finishing the process of finishing the grinding wheel, controlling the main shaft of the rotating device to stop rotating.
10. The control method according to claim 9, characterized in that: the rotating speed of the rotating device in the rough grinding wheel process is set to be 1800rpm, the feeding amount of the repairing tool is 0.02-0.10 mm, the moving speed of the repairing mechanism is 0.006-0.013 m/s, the rotating speed of the rotating device in the fine grinding wheel process is set to be 2600rpm, the feeding amount of the repairing tool is 0.005-0.010 mm, and the moving speed of the repairing mechanism is 0.002-0.004 m/s.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010266228.0A CN113492360A (en) | 2020-04-07 | 2020-04-07 | Grinding wheel dressing device, control system and control method |
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| CN202010266228.0A CN113492360A (en) | 2020-04-07 | 2020-04-07 | Grinding wheel dressing device, control system and control method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114290127A (en) * | 2021-12-22 | 2022-04-08 | 科德数控股份有限公司 | Grinding wheel dressing and grinding wheel replacing method |
| CN114918832A (en) * | 2022-05-20 | 2022-08-19 | 湖州学院 | High-precision grinding wheel dressing equipment |
-
2020
- 2020-04-07 CN CN202010266228.0A patent/CN113492360A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114290127A (en) * | 2021-12-22 | 2022-04-08 | 科德数控股份有限公司 | Grinding wheel dressing and grinding wheel replacing method |
| CN114918832A (en) * | 2022-05-20 | 2022-08-19 | 湖州学院 | High-precision grinding wheel dressing equipment |
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