TW546187B - Device for automatically replacing grinding wheel of grinding machine - Google Patents

Abstract

Disclosed is a device for automatically replacing grinding wheel of a grinding machine, particular to one specially designed for a numerical controlled automatic grinding machine. This invention comprises a PLC numerical control device, a grinding wheel bank, a rotary arm, a servo motor, a sensing/detecting device, a pressure device and a pressure control valve, wherein the PLC causes rotation of the rotary arm between the grinding wheel bank and the operating spindle by means of the control performed by numerical control program, to perform dismounting and mounting operation of the grinding wheel between the two, such that the grinding machine possesses automatic grinding wheel replacement function and no-man operation of the grinding machine can be realized.

Description

546187 V. Description of the invention (υ [Application scope of the creation] This creation is about a grinding machine that automatically replaces the grinding wheel device, which is mainly aimed at the grinding processing machine through the pressure device, the grinding wheel library and the spiral arm device, and the value is PLC Control can enable the grinding machine to have the function of automatically changing the grinding wheel. A [Related technology]

According to the traditional processing machines such as lathes, washing machines, planers or grinders and drilling machines, etc., they are gradually moving towards numerical control (commonly known as CNc). The purpose is to reduce manpower and improve the precision and efficiency of processing. Therefore, in the age of numerical control, computer numerical control software processing machines were gradually integrated, such as: CAD and CAM are numerical software widely used in processing machines today to replace human operations. However, the state of "please charge, add the complete load and replace the grinding wheel requires labor and manpower. However, the time is for the left side according to the current processing. See "Figure 1" The machining, feed processing and cycle, today's grinding and feeding and feed depth grinding wheels still rely on people to have a certain torque bar with semi-automatic function to complete, we can not reach the right movement in all processes we are familiar with grinding plus The speed is ....., ~~ W: 卞 e 'The so-called semi-automatic state is the numerical control and grinding speed control that can be performed by the calibration test tool after the tool is changed to the magic grinding machine, which lacks black power. Replacement and correction, because the deaf parts of the main vehicle can be completed, so today's stone 'but the replacement of the grinding wheel will be the king of the automatic unmanned grinding processing ^ The workers know that the longest grinding processing Θ, because every time Feed 3 is limited to a certain range, if ^

546187, description of the invention (2) If the grinding wheel needs to be replaced by a processing staff in the third, the right can automate the replacement of the grinding wheel and the calibration, which saves more time for manpower. . The library's creator uses a PLC numerical control device, a grinding wheel, a servo motor, an inductive test device, and a pressure device. The design of the pressure control valve is improved, and the traditional grinding machine cannot automatically replace the 2 grinding wheels. Defective, in which the pLC can control the rotation of the rotary arm and the installation and disassembly between the grinding wheel library and the processing spindle through numerical program control; and the servo motor controls the positioning of the processing spindle up and down, and The data provided by the induction device is used for automatic correction, and the pressure device is used to provide the power source for the screw arm locking. The pressure control valve can control the torque of the screw arm locking head to lock the grinding wheel to solve the above-mentioned current grinding. Wheels cannot move. …, Wang [The purpose and overview of the creation] The main purpose of the automatic replacement of the grinding wheel device of this creative grinding machine is to provide a grinding processing machine that can automatically change the grinding wheel; The secondary purpose of the eight automatic grinding machine is to automatically replace the grinding wheel device. The processing machine can automatically correct the grinding wheel for the purpose; 八 = the above purpose, this creative grinding machine automatically uses a PLC number 枘 奘 ^% of the main display, clothes removal,-grinding wheel library, a swing arm, A phase suit motor, an induction test device, and a press-fit servo meter, and the improvement of the traditional grinding machine's self-control valve setting. The above-mentioned current grinding wheel cannot solve the 70 steps of the king's movement.

Page 5 546187 Now with the schema

V. Description of the invention (3) Description and technical contents [Schematic description] Figure 1 and Figure 2-1 are schematic diagrams of custom grinding, which is the schematic diagram of the creative processing machine; the implementation of the automatic replacement of the grinding wheel device of the grinding machine Figure 2-2 is the first schematic diagram; Figure 2-3 is the second schematic diagram; This is the operation of the original grinding machine. The automatic grinding machine is replaced by the grinding machine. This is the schematic diagram of the self-installation and pressure control valve body of the creative grinding machine; Figure 4 is the self-intention of the original grinding machine; The pressure of the replacement of the grinding wheel device is shown in the figure. 2—Bu 2-2 and 2-3 and 3 "as shown in the figure below: The device for automatically changing the grinding wheel of Taichuang Grinder includes at least a pLC numerical control device 1, a grinding wheel library 2, a rotary arm 3, and a servo motor 4 The design of an inductive measurement device 4 and a pressure device 6 and a pressure control valve 7. Among them, the PLC numerical control device 1 is mainly used to control the numerical operation of the operation program of the overall grinding machine, and is a numerical input interface and a numerical control device. A grinding wheel storehouse 2 is mainly provided with grinding wheels 21, 21, and stored therein, and a power transmission circulating belt 23 is provided through a rotating motor 22. The circulating belt 23 can cyclically move the grinding wheels 2 and 21 'to The grinding wheel 21, which is changed to the processing spindle 41, is conveyed to the waiting position;

546187 V. Description of the invention (4) At the same time, the main shaft 41 of the grinding machine is stopped immediately and the main shaft 41 and the grinding wheel 20 are moved to the top dead point via the servo motor 4 'the grinding wheel 21 to be replaced; Completed, the rotary arm 3 is in a vertical state, and then forwards and rotates 90 degrees, so that the locks 3 and 31 on both ends correspond to the grinding wheel 2 of the main shaft 41 and the shaft center and the grinding wheel 2 1 to be replaced. The shaft performs the loosening action. This power source is provided by the pressure device 7 and is transmitted through the pressure control valve 6 through the pipeline 6 1 to the lock heads 3 and 31 at both ends, and the grinding wheel 20, After 2 1 is loosened, it will form a buckle with the lock heads 3 1 and 3 Γ; however, it is rotated 180 degrees through the rotary arm 3, at this time, the grinding wheel 2 0 and the grinding wheel 2 are received and the grinding wheel 2 1 Then the main shaft 41 is installed, and then the pressure device 7 provides power again, and the pressure is controlled to a proper range through the pressure control valve 6 to provide a proper locking torque, and then the rotary arm 3 is rotated 90 degrees to the original position 'Retract the swivel arm again; the spindle 4 1 replaces the grinding wheel 2 1 and then drives the servo motor 4 to move the spindle 4 1 down to point a. Induction test apparatus 5 as the correction operation, the workpiece and the grinding wheel end 21 of the end-face contact. Please refer to the "Figure 4" as shown above. The figure shows the overall process of replacing the grinding wheels 20 and 21 for the grinding machine, and the lack of automatic replacement of the grinding wheel by the improvement of the traditional grinding machine. The PLC value is used. Program control enables the rotary arm 3 to rotate between the grinding wheelhouse 2 and the processing spindle 4 1 for installation and disassembly; and the ancestral clothing motor 4 series controls the positioning of the processing spindle 4 1 to move up and down. The data provided by the inductive test device 5 is used for automatic correction, and the pressure device 7 is used to provide the power source for locking the rotary arm 3, and

Page 7 546187 V. Description of the invention (5) The control valve 6 can control the torque of the locking head of the rotary arm 3 to lock the grinding wheel 20, and it can compensate for the lack of the traditional grinding wheel which can not be completely automatic. In summary, the above are only the preferred embodiments used in this creation, and are not used to limit the scope of implementation of this creation. That is to say, all equal changes and modifications made in accordance with the scope of the patent for this creative application are covered by the scope of this creative patent. [Illustration of Symbols in the Schematic]

PLC numerical control device 1 Grinding wheel library 2 Grinding wheel 2 0, 2 2 2 ’Rotating motor 2 2 Circulating belt 2 3 Rotary arm 3 Lock head 3 1, 3 Γ Servo motor 4 Spindle 41

Induction test device 5 Pressure device 6 Pressure control valve 7

Page 8 546187 Schematic illustrations Schematic illustration] Figure 1 is a schematic diagram of a conventional grinding machine; Figures 2 -1 are not intended to implement the automatic replacement of the grinding wheel device for the creative grinding machine, Figure 2- Figure 2 is not intended for the action of automatically changing the grinding wheel device of the creative grinder. Figures 2-3 are not intended for the action of automatically changing the grinding wheel device of the creative grinder.

Figure 3 is a schematic diagram of the pressure device and pressure control valve body for the automatic replacement of the grinding wheel device of the creative grinder; Figure 4 is a schematic diagram of the flow of the automatic replacement of the grinding wheel device for the creative grinder;

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Claims (1)

546187 VI. Scope of patent application [Scope of patent application] 1. A grinding machine automatically replaces the grinding wheel device, especially a numerical automatic control design of the grinding machine, which includes at least a PLC numerical control device, a grinding wheel library, a rotary arm, A servo motor, an inductive test device, a pressure device and a pressure control valve. Among them: a PLC numerical control device is an input device for operating numerical control, which controls at least a grinding wheel library, a rotary arm, a Servo motor, an inductive test device, a pressure device and a pressure control valve; a grinding wheel library, which mainly provides storage of grinding wheels, and a power transmission loop is provided by a rotating motor to convey the replaced grinding wheels To the waiting position; a servo motor, which drives the main shaft and the grinding wheel to move up or down to position the grinding wheel to be replaced; an induction test device, which is used as a sensor to correct the positioning of the grinding wheel when it moves down, a pressure device , Which provides the power source for the rotation and locking of the swing arm; a pressure control valve, which controls the pressure device The pressure control provided can give appropriate torque when locking the grinding wheel. Among them, the PLC can make the rotary arm rotate between the grinding wheel library and the processing spindle through the control of the numerical program; and The servo motor controls the positioning of the processing spindle up and down, and is automatically corrected by the data provided by the inductive test device. The pressure device is a power source that provides the arm lock. The pressure control valve can control the rotation. The arm locking head is a step of completely replacing the grinding wheel by locking the torque of the grinding wheel. Page 10 546187 6. Scope of patent application 2. The grinding machine automatically replaces the grinding wheel device as described in item 1 of the scope of application, in which the pressure device can be implemented by oil pressure. 3. Automatically replace the grinding wheel device of the grinding machine as described in item 1 of the scope of application, where the pressure device can be implemented by the pneumatic method. 4. The automatic replacement of the grinding wheel device of the grinding machine as described in item 1 of the application scope, wherein the servo motor is a implement that provides a certain distance movement, and the movement distance is provided by the inductive test device to provide numerical control. II Page 11