BSZ- II automatic drilling machine is a special equipment for drilling small holes on the cylinder of NdFeB magnetic material. This machine has been further improved and adjusted on the basis of the original equipment:
The working platform adopts the top self lubrication linear slide rail, the feed mechanism adopts ball screw drive, and the cutter changing mechanism adopts integral type tool rest, so that the mechanical error and the friction force are reduced to the minimum.
Two. The programmable controller PLC and servo motor control the rapid feeding and rollback of the drilling platform, and the feed and back speed realize stepless speed change.
Three. Use text display to show the whole process, and all operations have Chinese prompt. If there is a fault in the work, it will automatically stop the alarm and show the fault point. The number of preset processing, machine automatic processing to set the number of automatic stop. (can be added to the end of the work, since the shutdown function, after the end of the work, after the set time to realize the automatic full automatic shutdown of the machine).
Four. Increase the cutter detection mechanism, automatic detection of broken tools in the work, a detection of tool breakage, automatic stop and alarm.
Therefore, the equipment has high degree of automation, processing speed, one person at the same time to manage many units, greatly improve work efficiency, while ensuring the quality of products.
Two. Main specifications of machine tools
The 1. hole workpiece diameter range (mm): 2.5mm 12.5 mm to Phi Phi
The 2. hole range (mm): 6mm 0.8mm to Phi Phi
3. drilling depth (mm): 0 ~ 16mm
4: drilling concentricity (mm): 0.03mm
5. drilling speed (mm/ minutes): 25mm/ to 50mm/
6. spindle motors (AC380V, 50HZ): 750W, X, 2830r/min
7. feed servo motor: 80CB075C
Three, machine parts
1. frame, 2. bed, 3. spindle box, 4. carriage parts, 5. cylinder, 6. motor (spindle motor, servo motor), 7. cooling parts, 8. feeding vibrator, 9. electric box, 10. protective cover
Four 、 function introduction and operation method
4.1 control panel instructions (see Figure 2-1):
4.1.1 emergency stop switch
Pull up the three-phase breaker in the appliance box and turn on the three-phase four wire total power supply. Turn the red mushroom button clockwise until it pops up and then turn on. The text display is lit to indicate that you can begin to enter the work. If there is an emergency in the work, you can press the stop switch directly down, the switch will automatically lock and turn off the control power supply.
4.1.2 spindle / oil pump switch
If the counterclockwise rotation of the main shaft / oil pump switch to the "1" position, the spindle motor works, while the oil pump motor closed.
If clockwise rotation of the spindle / oil pump switch to "2" position, the main shaft and the oil pump all work. Turn the main shaft / oil pump switch to "0" position, then the main shaft and oil pump stop working.
4.1.3 manual / automatic switch
Manually turn the manual / automatic switch to the "1" position, and switch the text display to the manual interface. You can begin manual operation.
Turn the manual / automatic switch clockwise to the "2" position, and confirm that the text display is one of the current working modes (the mode of operation is: drilling, reaming). At the same time, the data for the selected model has been set up. Also, on the boot screen, there is display "allow auto"!". You can press the start / stop button to work automatically.
4.1.4 start / stop button
When the manual / automatic switch is switched to the "2" position (that is, the "automatic" position), the confirmation text display shows "allow auto"!" In case you press this start / stop button, the machine goes into automatic operation. If you need to stop processing at work, you can press this button again. The machine then goes back to its origin after a cycle and stops. To restart, you can start the automatic job by pressing the start / stop button.
4.2 text display panel button description (Figure 2-2)
4.2.1 numeric key 0~9
When there is data that can be set at the current display interface and when data needs to be changed, the digital key 0~9 is used as a general number for input.
In actual operation, when the current display interface does not have data that can be set, the digital key 0~9 can also be used as an action switch button. When you press the corresponding numeric key according to the prompt, you can perform various manual or automatic actions.
4.2.2 ESC key (exit key)
When the current display interface is using the button, use the indicated prompt (such as manual action or interface jump). When the interface does not prompt the use of the button, the button is generally used as the exit from the current display interface and back to the boot interface.
4.2.3 SET key (setting key)
When the current display interface is using this button, use the indicated prompt. When the interface does not prompt for the use of the button, it is generally used to set the data. When you press the button, in the front row of the data highlighted, and then through the button to the left "or" right "to change the number set, press" up "or" down "button to make the flicker of the digital press" from 0 to 9 increase "or" from 9 to 0 ". You can also press the "CLR" key to clear the current data. Then enter the data you want to enter directly, for example: the original display is "1357", if you want to change to "2468"". Then press "SET" to "1357" is highlighted, press the "CLR", and then directly enter "2468". This will speed up the input.
4.2.4 CLR key (clear key)
When the current display interface is using the button, use the indicated prompt (such as manual action or interface jump). When the interface does not prompt for the use of the button, it is generally used as a "clear" key when setting the data.
4.2.5 ALM key (alarm key)
When the current display interface is using the button, use the indicated prompt (such as manual action or interface jump). When the interface does not prompt the use of the button, when you press the button, it will jump back to the alarm interface, and if there is just an alarm action, it will display the corresponding alarm content. Otherwise, the "NO ALARM" is displayed!"
4.2.6 ENT key (OK key)
When the current display interface is using the button, use the indicated prompt (such as manual action or interface jump). When the data on the interface, in the set data input new data, press the "ENT" button to determine the use.
4.2.7 "on", "down", "left", "right" and 4 keys
When the current display interface is using the button, use the indicated prompt (such as manual action or interface jump). When the interface does not prompt for the use of the button, the 4 keys are used to set the data (see the [3.SET key).
4.3 text display interface specification
The text display interface can be divided into 5 major categories according to the order of operation, namely: 1. boot interface. 2. manual interface. 3. automatic interface. 4. function settings selection interface. 5. use instruction interface. The contents of each interface are described below:
4.3.1. boot interface (Figure 2-3)
When the power is switched on, the boot interface is displayed first. The actual output boot interface real-time display of the current situation, the machine work automatically when the value can be processed per minute, the number of products and working mode, and the specified key can jump to different interface tips.
The current status of the machine is divided into:
A, allow automatic!. Indicates that the machine's current condition conforms to the automatic working condition and can automatically work.
1, is returning to the origin. Indicates that the machine enters the initialization state and the platform returns to the origin. The cylinder returns to its original position.
B, pause. The machine is in a stop state.
C, working automatically. Indicates that the current condition machine is working automatically.
D, feeding! Air pressure or magnetic switch?. The machine will stop automatically because of the failure of the feeding mechanism when it is working automatically. The cause of the trouble may be that there is no air pressure or the magnetic switch on the feed cylinder is damaged.
E, change the knife! Air pressure or magnetic switch?. When the machine changes automatically, the machine will stop automatically because of the change of the cutter mechanism. The cause of the trouble may be that there is no air pressure or damage to the magnetic switch on the cylinder.
F, feeding is not back in place!. Said: when the press button is ready to work automatically, if the feed cylinder is not in the initial position, then the boot screen will show why it does not work automatically.
G, change the knife not to return to the designated position!. When you press the start button for automatic work, if the turret is not in the initial position, then the boot screen will show why it does not work automatically.
H, platform front limit protection!. Said: when the automatic operation, when the work platform forward distance exceeds the limit switch set position, the machine will automatically stop, and in the boot interface to show why the reason for downtime.
I, motor protection!. Said: when the machine suddenly stops, through the self-test of the control system, the cause of failure is generally judged to be due to the automatic protection of servo motor caused by downtime protection.
If the metering switch is turned on, the actual output value on the boot interface will be automatically added after each cycle when automatically operating.
The current working model is divided into:
A, drill one. Said: the machine first carries out the hole, then with the constant speed drilling work pattern.
B, a reamer. The working mode of a machine in which the material is to be machined at constant speed.
(Note: you can also add new work mode as required.)
In the boot interface, you can enter 4 conventional operating interfaces through corresponding operations. Respectively as:
(1) press the "left" button to enter the "manual" interface.
(2) press the "right" button to enter the "auto" interface.
(3) press the "ALM" button to enter the "description" interface.
(4) press the "CLR" button to enter the "function settings selection" interface.
4.3.2 manual interface (Figure 2-4)
After entering the manual interface, the current mode is displayed at the top left of the screen. Press the prompt to press the different numeric keys, respectively
That is, individual manual actions can be performed. Each action is:
A, single cycle. Said: according to the current display mode (except the reamer), stop automatically do a cycle of action.
B, feeding. Said: "feed" cylinder action, and then stop at the arrival position, repeat, press back, back to the original position.
C, top material. Said: "top material" cylinder action, and then stop at the arrival position, repeat, press back, back to the original position.
D and material. The "cylinder" action is then stopped at the point of arrival, repeated and pushed back to the original position.
E, change the knife. Said: "change the knife" cylinder action, and then stop at the arrival position, repeat, press back, back to the original position.
Press the "right" button at the manual interface to enter the automatic interface.
4.3.3 automatic interface (Figure 2-5)
After entering the automatic interface, the current working mode is displayed at the top left of the display screen. The upper right shows whether the current work is calculated for product output. By pressing the "CLR" key, switch between "metering" and "not measuring".
If the "metering" is indicated, the machine automatically works one cycle, and the actual output value is increased by 1. When the "actual output" value is equal to the "set output" value, the machine stops working. At the same time, the screen is automatically switched to a new interface, which shows "work done". Please reset the quantity!" If you need to continue production, according to the "ESC" button to return to the original "automatic interface", click "SET", you can set the "numerical setting output" and "output", "as long as the actual output" display "set numerical value is smaller than the yield", which can work automatically.
If "non metering" is shown, the machine is not restricted by "set output". You can continue to work automatically continuously, unless the manual shutdown or abnormal occurrence of downtime.
Under the automatic interface, part of the text prompt and indicator light: when the machine work, the corresponding action light will be lit.
4.3.4 specification interface
The interface shows some basic methods of operation. Press the "right" button or "down" button to preview all the instructions until you return to the boot screen. The instructions are as follows.
The 4.3.5 settings interface (Figure 2-13)
"Setting up the interface" allows you to jump to the 5 interface through 5 different buttons.
Press the "left" button to jump to the "broken knife detection" interface. Represents the settings for the knife break test.
Press the right button to jump to the action mode selection interface. Represents the settings for action mode selection.
Press the up button to jump to the distance setting interface. Represents the setting of the working distance for different modes of operation.
Press the down button to jump to the speed setting interface. Represents the setting of the working distance for different modes of operation.
Press the "SET" button to jump to the programming interface. According to the currently displayed pattern, you can complete all one-time input settings for all data in a schema by programming.
The following details the specific content of each interface and methods of operation.
4.3.6 "knife break detection settings" interface (Figure 2-14)
There are 5 buttons and two lights on this interface. To make the knife test settings work, follow the correct steps:
A, first press the OK key (ENT), and when the indicator light on the key (ENT) is lit, you can set the "CLR" or "1" or "2" keys, respectively.
B, if you press the "CLR" button, the interface will show "positive detection" or "no detection", which means to turn on or off the knife break detection master switch. If you press the "1" button, the interface will show "lead knife detection" or "lead knife detection pass", which means to switch on or off the knife test switch. If you press the "2" button, the interface will show "drill knife detection" or "drill detection pass", which means to switch on or off the drill knife detection switch. When the interface shows "positive detection", "lead knife detection" and "broken knife detection" can only take effect. When the "no detection" is displayed on the interface, no matter whether the "knife test" or "drill knife test" is turned on or not, the knife breaking test will not be carried out.
C, when the button is set above a good future, then click OK button (ENT), and confirm the indicator next to the already put out. This setting is complete. If the "positive test" is shown, the indicator light is on, and the cutter detection mechanism starts. If "no" is shown, the indicator light is turned off. The cutter breaking mechanism does not move.
4.3.7 "knife break detection test" interface (Figure 2-15)
When the above settings are set, if you press the right button, you can enter the "broken knife detection test" interface.
If the "check tool setting" interface has been turned on, the total detection switch has been turned on, and the switch of "hole tool detecting" switch and "drilling tool detecting" switch have also been opened. Then, when you work automatically, you can see the results of the tool test at the "broken knife detection test" interface. At the same time, if the test result is a good tool, the corresponding light on the right will also be lit.
There are three ways to detect and display the cutting tool:
A and lead knife detection. Represents what is displayed on the screen when the work is automated and has not yet started testing.
B, the hole cutting tool is good!. When you know the job and start testing. The result is what is displayed on the screen when the tool is not broken.
C, the hole cutting tool is broken!. When the automatic cut start test is started, the result is what is displayed on the screen when the tool is broken.
Similarly, drilling tool inspection shows that the state also has three forms:
A and drilling tool testing. Represents what is displayed on the screen when the work is automated and has not yet started testing.
B, drilling tool is good!. When you know the job and start testing. The result is what is displayed on the screen when the tool is not broken.
C, drilling tool broken!. When the automatic cut start test is started, the result is what is displayed on the screen when the tool is broken.
"One of the important role of the cutter breakage detection test interface is: when the opening break detection switch in the automatic work need time to test whether the cutting tool fracture, can use this interface to adjust the position of the corresponding detection piece and tool, the detection result is correct and effective.
Specific method is:
(1) switch off the cutter head first.
(2) through the "work mode selection" interface, set up the work mode that will work automatically.
(3) adjust the position of the detector to the left of the tool point to the left.
(4) through the "programming" interface, or automatically through the "distance settings" interface, directly enter the distance parameters of each action method, set up the distance parameters.
(5) switch to the "knife break detection test" interface, allowing the machine to work automatically. The front and back position of the detecting piece is adjusted by observing the display content of the picture. When the boring action or punching action, the tool moves in accordance with the distance parameter to the front dead point, the picture just shows "hole cutting tool"!" Or "drilling tool is good."!" Until。
(6) switch to the "broken knife detection settings" interface, turn on the knife break detection master switch and the "hole cutting tool detection switch" or "drilling tool detection" tool. At this point, the test preparation is complete and you can enter automatic work. When the machine is working, the tool is broken and tested. The machine will automatically stop and display the picture to the alarm interface. The picture shows "Tool Breakage"? Check, please!".
4.3.8 "work mode selection" interface
"Work mode selection" interface to display the current working mode, respectively: drilling model, cutter model.
If you want to change the current operation mode, you must first put the "manual / automatic" switch to "0", that is back to the origin of state, and then click "confirm ENT" button, when you see the display "ENT" on the right side of the square light (black) time, press the right button, you can change working mode (real-time display results on the display), to determine their own want to change mode, press "confirm ENT" button, when the display indication lamp of "ENT" on the right side of the closed (variable blank) when the mode change process is complete.
4.3.9 distance setting interface
The "distance" interface is divided into a total of two display interface, respectively: "drilling distance setting", "cutter distance setting". Between them, the "down" button can be used for successive jump transformations. If you press the right button, you can switch back and forth between the distance setting and the speed setting in the same mode. When the machine works in a certain mode, it is faster and more convenient to modify the data.
When you press the up button from the function settings selection screen, first jump to the "drill distance settings" interface,
At this time, you can press the "SET" button to set or modify data, and press the "SET" button continuously, you can choose any of the current interface data to be modified. Press the "CLR" key to clear the data that is currently being modified, and then enter new data continuously. Press the "ENT" button to save the new input data and switch to the next data modification. Press the "ESC" button to exit the data settings currently in progress.
A. "drilling distance settings" interface has 5 data that can be set or modified, respectively:
(1) origin fast forward distance. Express: platform from the origin of the rapid feed, until the hole to the end of the tool and the end of the workpiece will be exposed to this distance. Because the distance between the tool and the workpiece has no direct contact, so the platform moving speed can be as fast as possible in order to save processing time. Valid set value range (0~2000).
(2) slow lead hole distance. The distance from the surface of the workpiece into the workpiece to guide the hole before drilling. Valid set value range (0~2000).
(3), hole distance rewind. Means: after the end of the hole, the platform back to just change the tool holder, but not the drilling tool and the workpiece collision, and lead to drilling tool fracture that part of the distance. Valid set value range (0~2000).
(4) before drilling, fast forward distance. Means: after the tool is changed, the platform advances to the distance that the drilling tool will contact with the surface of the machined surface. Valid set value range (0~2000).
(5) slow drilling distance. Represents the distance from the surface of the machined workpiece to the end of the drill hole. Is the actual machining distance?. Valid set value range (0~2000).
Interface B. "cutter distance settings"
"Cutter distance setting" interface two can set or modify data, respectively:
(1) fast forward distance. Means: the platform starts from the origin and feeds rapidly until the end of the tool to be contacted with the end face of the cutting tool. Valid set value range (0~500).
(2) slow advance distance. Means: the bore tool begins to draw holes from the surface of the machined workpiece until the end of the hole. Valid set value range (0~500).
4.3.10 "speed settings" interface
The speed setting interface is determined by the corresponding processing distance. Each processing distance has the corresponding speed to adapt, mainly in order to improve the processing efficiency. For example: from the origin to the surface of the workpiece processing that distance, because the tool does not contact the workpiece, is the no-load state. So the speed can be as fast as possible (but keep it steady).
"Speed setting" interface is divided into two display interface, respectively: "drilling speed settings", "reaming speed settings" two interfaces. Between them, the "down" button can be used for successive jump transformations.
When the "feature set selection" interface to press "up" button, the first jump to the "interface drilling speed settings, then you can press the" SET "button to set the data, continuous press" SET "button, you can choose any one of the data needs to be modified to modify.
A. "drilling speed settings" interface
The drilling speed setting interface has 6 data that can be set or modified, respectively:
(1) origin fast forward. Valid set value range (0~4000). Indicates the speed at which the platform is fast forward.
(2), Manjin hole. Valid set value range (0~500). Represents the speed at which the platform is slowly reamed.
(3) leading hole back. Valid set value range (0~4000).
(4) before drilling, fast forward. Valid set value range (0~4000).
(5) slow drilling. Valid set value range (0~500).
B. interface "cutter speed settings"
The interface has 3 cutter speed settings can set or modify data, respectively:
(1) fast forward speed. Valid set value range (0~4000). Indicates the speed at which the platform is fast forward.
(2) slow twist speed. Valid set value range (0~500). Represents the speed at which the platform is slowly reamed.
4.3.11 time setting interface (see Figure 2-25)
The time setting interface displays the current date and time, and can change the display time and date by operation.
In addition, the front and back movement speeds of the platform can be modified manually. Manual speed is restored to the initial value of 50 after each turn on. The effective range is 0~3000. If some data cannot be modified, you can enter the password first, and then modify it.
The password for the text defaults to "0"".
4.4 instructions for operation
4.4.1. turn on the air pump power. Open the air valve at the lower end of the machine to make the air path clear.
4.4.2. switch on the circuit breaker in the distribution box, then open the emergency stop switch on the control panel. Hit the manual / automatic switch to "0", then return to the origin. If the boot interface shows "allow Auto", the initialization ends.
4.4.3. will manually / automatically switch to manual state, the display interface switch to the manual interface, you can manually operate as prompted, observe whether the pneumatic action is flowing.
4.4.4. according to the requirements of the workpiece, set up the processing mode of work, according to the working mode, respectively adjust the different processing distance and speed.
4.4.5. assemble the boring tools and drilling tools as required. If the cutter breakage detection, the interface switch to "break detection test" interface, according to the prompts, and adjust the cutter breakage detection module, the detection of contact hole in just a tool or drilling tool tip, to ensure accurate detection.
4.4.6. switches the manual / automatic switch to the manual state, and the display interface switches to the manual interface. Open the feeding vibrator switch, observed feeder feeding normal, press "0", a single cycle of action. After the workpiece has been machined and ejected, will the technical specifications of the workpiece meet the requirements?. If it does not meet the requirements, it should be adjusted by changing tools, adjusting the tool position, or modifying the working parameters. Until the machined parts meet the requirements.
4.4.7. hits the switch to "0" and allows the machine to return to its origin. When the boot interface shows "allow Auto", press "start / stop" button to work automatically.
4.4.8. if you want to make metric production, you should switch the interface to the automatic interface, press the "SET" button, set the "set production" value, and clear the "actual output" value. Press the "CLR" button to let the display display "metering"." Begin measuring production. As soon as the production is finished, the machine will stop automatically.
Five. Cooling system
5.1 select the best coolant (saponification liquid, diesel oil, special cutting oil) according to the material properties of the workpiece.
5.2 、 two position three way solenoid valve is installed in the system. According to the drilling needs to automatically switch the flow of coolant at any time.
5.3 the end of the tubing is equipped with throttle joint, which can adjust the cooling liquid flow.
5.4 the workpiece must always be cooled by coolant during drilling. Otherwise, it is easy to damage the tool or burn the workpiece.
5.5, found that the oil path is not smooth, should immediately clean the oil circuit (including cleaning joints and solenoid valve).
Six, adjustment and operation points
6.1 vibration feeder adjustment
The need for drilling the bow filled disk material feeder, control switch knob, so the vibration energy just to the workpiece into the workpiece conveying pipe in spring. Always check the inside of the spring, once found sludge, should promptly remove the cleaning.
6.2 spindle chuck adjustment
Select the spindle chuck that fits the diameter of the workpiece and adjust the elasticity of the spring in the collet. When the chuck three claws are opened, the workpiece can pop up the collet with spring force. Then screw the collet into the inner thread of the tie rod in the spindle bore and press it with the three jaw wrench. Open the spindle box lid and pull the clamping handle, adjust and tighten the three claws of the elastic collet in the position of the claw so that the elastic chuck can grip the workpiece tightly.
6.3 tool holder and bit adjustment
The first clamp drill in the drill chuck, clamp the workpiece in the spindle chuck, then shaking the hand carriage moving carriage to the center. The rotatable drill chuck can reach the center in the upper and lower directions (the eccentric of the drill chuck and the center of the drill bit). The left and right directions are adjusted to adjust the front and rear adjusting bolts.
6.4 feeding rocker adjustment
Adjust the position of the clamping plate and the stripper plate according to the diameter and length of the drilled workpiece. And make the wobble plate in the initial position, so that the workpiece just into the V groove. When the rocker plate falls to the working position, the stripper can smoothly move the workpiece into the spindle chuck under the action of the charging cylinder.
6.5 care work position adjustment
According to the length of the drilling workpiece, drill the drill bit on the drill chuck first and center it well. Adjust the carriage at the close switch position in the back to ensure that the work length of the carriage allows the drill to drill through the workpiece (length) greater than 12.
6.6 the adjustment of the spring copper position in the cutter breaking detecting device
Tighten the center drill bit on the drill chuck and swing the carriage to determine the correct position of the drill bit. Then move the copper sheet fixed to the plexiglass cover so that the tip of the drill is just touching the copper, but it does not bend the sheet back, or it may cause detection errors. And the tip of the broken bit of the drill continues to work, resulting in qualified products.
6.7, the best allocation of gas source gas tank, such as air pressure is less than 4KG/cm, then the work of the cylinder may be crawling phenomenon.
6.8, according to the hardness of the workpiece, drill bit wear degree, determine each grinding bit of reasonable interval time, avoid cause
Long term use of worn drill bits resulting in waste.
Seven, matters needing attention:
7.1. machine installation, should be adjusted to 4 foot screw, make the machine keep smooth.
Reliable earthing protection shall be adopted for 7.2. machines. Cut must not be connected to zero
：Once the machine has stopped due to a malfunction, switch the manual / automatic switch to manual operation, then check or repair. If it relates to the electrical circuit problem, please press the "stop" button or breaker down the machine back below the power distribution board, cut off the power in case of emergency.
：1. If you turn the platform with the hand wheel, the shaft on the right will extend out of the shaft. Before you do the automatic work, please remember to remove the handwheel. Otherwise, when the platform returns to the origin, it is easy to throw the handwheel off the hand wheel or hurt someone because of the high speed rotation of the screw rod.
2, when the machine is working automatically, remember not to use ferromagnetic material close to or touch the work platform adjacent to the origin close switch. To avoid injury accidents.