CN112506086A

CN112506086A - Control circuit board and control system of motor cylinder drilling and tapping combined machine tool

Info

Publication number: CN112506086A
Application number: CN202110113083.5A
Authority: CN
Inventors: 胡君分
Original assignee: Individual
Current assignee: Shenzhen Zhiwan Wujiang Technology Co ltd
Priority date: 2021-01-27
Filing date: 2021-01-27
Publication date: 2021-03-16
Anticipated expiration: 2041-01-27
Also published as: CN112506086B

Abstract

The invention provides a control circuit board and a control system of a motor cylinder drilling and tapping combined machine tool. The control circuit board comprises a direct current power supply and a function control circuit; the direct current power supply inputs alternating current and outputs direct current, the positive pole of the direct current is + V1 pole, and the negative pole of the direct current is-V pole; the control system comprises the control circuit board, the photoelectric switch, the fixing plate, the stop button, the start button, the first electromagnetic valve, the second electromagnetic valve, the drilling motor M1, the tapping motor M2, the first motor, the second motor and the third motor; by using the control circuit board and the control system, the functions of the combined machine tool are realized, the cost is low, and the occupied volume is small.

Description

Control circuit board and control system of motor cylinder drilling and tapping combined machine tool

Technical Field

The invention relates to a control circuit board and a control system, in particular to a control circuit board and a control system of a motor cylinder drilling and tapping combined machine tool.

Background

The motor is a very common product, a motor cylinder is arranged on the motor, most of the motor cylinders adopted on a common single-phase asynchronous motor are shown in figure 1, a top surface 1 and bottom feet 3 are arranged on the motor cylinder, and a screw hole 2 is arranged on the top surface 1 and used for fixedly mounting a junction box. The processing mode that adopts at present needs the manual work to put into equipment processing with the motor section of thick bamboo mostly, and the good manual work of having processed is taken out and is put well. These machining methods require the operator to cyclically put the motor barrel and the motor barrel to be machined. Patent ZL2018100005164 provides a full-automatic drilling and tapping combined machine tool which can be used for placing finished motor barrels to be processed and electric motor barrel finished products without manual circulation, and the combined machine tool is disclosed as follows: as shown in fig. 2 to 6, the full-automatic drilling and tapping combined machine tool for the motor cylinder comprises a stock bin device 4, a transmission device 5, a drilling device 6, a tapping device 7 and a finished product bin; as shown in fig. 3, the magazine device 4 includes a motor one 8, a moving plate one 9 and a magazine plate 10; as shown in fig. 4, the transmission device 5 includes a transmission cylinder 11, a transmission plate 12, a pressing plate 13, and a pressing cylinder 14; as shown in fig. 5, the drilling device 6 includes a second motor 15, a second moving plate 16 and a second multi-hole drilling mechanism 17; as shown in fig. 6, the tapping device 7 comprises a motor III 18, a moving plate III 19 and a porous tapping mechanism III 20; the machine tool comprises the following steps: 1) Initially in the starting position, a number of motor cartridges to be processed are placed in the magazine apparatus 4, and the device is then opened. 2) The first motor 8 rotates to drive the first moving plate 9 to move, the motor cylinder in the storage bin device 4 is pushed to enter the transmission plate 12 in the transmission device 5, and the motor cylinder entering the transmission plate 12 in the transmission device 5 is located below the pressing plate 13. 3) The hold-down cylinder 14 is extended back to move the rod, driving the hold-down plate 13 to press down, pressing the top surface 1 of the motor cartridge. 4) The second motor 15 rotates to drive the second moving plate 16 to move, the second multi-hole drilling mechanism 17 is pushed to drill a screw hole 2 to be machined above the motor cylinder, and after machining is finished, the second motor 15 rotates reversely to push the second multi-hole drilling mechanism 17 to return to a starting point. 5) The drive cylinder 11 extends the travel bar to move the drive plate 12 from the home position to the tapping position. 6) The third motor 18 rotates to drive the third moving plate 19 to move, the third moving plate 19 pushes the third porous tapping mechanism 20 to tap the screw hole 2 to be machined above the motor cylinder, and after machining is finished, the third motor 18 rotates reversely to push the third porous tapping mechanism 20 to return to the starting point. 7) The drive cylinder 11 extends back to move the rod, returning the drive plate 12 from the tapping position to the starting position. 8) The hold-down cylinder 14 extends beyond the travel bar and drives the hold-down plate 13 upward, releasing the top surface 1 of the motor cartridge. 9) And the first motor 8 rotates to drive the first moving plate 9 to move, so that the motor barrel in the bin device 4 is pushed to enter the transmission plate 12 in the transmission device 5, the motor barrel on the processed transmission plate 12 is pushed out of the transmission plate 12, and the motor barrel falls into a finished product bin below. 10) Returning to the step 3) to start the work again. 11) After the motor barrels in the bin device 4 are all machined, the motor I8 rotates in the reverse direction, the moving plate I9 returns to the starting point, the step 1) is returned, and the operation is repeated. The traditional circuit design method adopts a PLC or a plurality of time relays, so that the cost is higher and the volume of an electric box is larger by adopting the traditional method, and in order to reduce the occupied volume and the cost of a control system, a control circuit board and the control system with the control circuit board are designed.

Disclosure of Invention

The invention aims to provide a control circuit board and a control system of a motor barrel drilling and tapping combined machine tool, which not only realize the functions of the combined machine tool, but also have low cost and small occupied volume.

The invention relates to a control circuit board and a control system of a motor cylinder drilling and tapping combined machine tool, which are realized as follows: the control circuit board comprises a direct current power supply and a function control circuit; the direct current power supply inputs alternating current and outputs direct current, the positive pole of the direct current is + V1 pole, and the negative pole of the direct current is-V pole; the functional control circuit comprises a resistor R1, a resistor R2, a resistor R3, a resistor R4, a resistor R5, a resistor R6, a capacitor C6, a diode D6, a normally open diode D6, a transistor Q6, a normally open contact of a KM6, a coil of a KM6, a contact point of a KM relay 6, a coil of KM relay 6, a contact point of KM relay, A coil of a relay KM7, a conversion-type contact of a relay KM7, a coil of a relay KM9, a conversion-type contact of a relay KM9, a coil of a relay KM10, a normally-opened contact of a relay KM10, a coil of a relay KM11, a normally-opened contact of a relay KM11, a coil of a relay KM12, a conversion-type contact of a relay KM12, a first CD4017 counter, a second CD4017 counter, a third CD4017 counter, a first NE555P timer, a second NE555P timer, a third NE555P timer and a fourth NE555P timer; one end of a coil of the relay KM1 is connected to the positive electrode of a direct-current power supply through a stop button, the other end of the coil of the relay KM1 is connected to the collector of a triode Q1, the serial connection point of the coil of the relay KM1 and the stop button is + V2, and the coil of the relay KM12 is connected with the coil of the relay KM1 in parallel; a 16 pin (power supply positive pole) of a first CD4017 counter is connected to a + V2 point, an 8 pin (power supply negative pole) and a 13 pin (clock input end) of the first CD4017 counter are both connected to the negative pole of a direct-current power supply, and a 14 pin (clock input end) of the first CD4017 counter is connected with a starting button (the other end of the starting button is connected to a + V2 point); a pin 2 (a 1 st output end) of a first CD4017 counter is connected to a base electrode of a triode Q2 through a resistor R2, a collector electrode of the triode Q2 is connected with a coil of a relay KM2, the other end of the coil of the relay KM2 is connected with a + V2 point, an emitter electrode of a triode Q2 is connected with a negative electrode of a direct current power supply, a pin 2 (a 1 st output end) of the first CD4017 counter is connected to a base electrode of a triode Q3 through a resistor R3, a collector electrode of a triode Q3 is connected with a coil of a relay KM3, the other end of the coil of a relay KM3 is connected with a + V2 point, an emitter electrode of a triode Q3 is connected with a negative electrode of the direct current power supply, a pin 2 (a 1 st output end) of the first CD4017 counter, a pin (a 3 rd output end) of the first CD4017 counter, a pin 1 (a; a pin 11 (a 9 th output end) of a first counter of the CD4017 is connected to a base electrode of a triode Q1 through a resistor R1, and an emitter electrode of a triode Q1 is connected to a negative electrode of a direct-current power supply; the anode of the diode D1 is connected to the collector of the triode Q3, and the cathode of the diode D1 is connected to the collector of the triode Q1; a 16 pin (power supply positive electrode) of a second CD4017 counter is connected to a + V2 point, an 8 pin (power supply negative electrode) and a 13 pin (clock input end) of the second CD4017 counter are both connected to a negative electrode of a direct-current power supply, a 14 pin (clock input end) of the second CD4017 counter is connected with a normally open contact of a relay KM1, the other end of the normally open contact of the relay KM1 is connected to a + V2 point through a photoelectric switch, a 15 pin (zero clearing input end) of the first CD4017 counter, a 1 pin (5 th output end) of the second CD4017 counter and a 15 pin (zero clearing input end) of the second CD4017 counter are connected together; a 16 pin (power supply positive electrode) of a third CD4017 counter is connected to a + V2 point, an 8 pin (power supply negative electrode) and a 13 pin (clock input end) of the third CD4017 counter are both connected to the negative electrode of a direct-current power supply, and a 14 pin (clock input end) of the third CD4017 counter is connected to a normally open contact of a relay KM1 and a series connection division point of a photoelectric switch through a normally open contact of a relay KM 2; a third pin (a 2 nd output end) of the CD4017 counter is connected to a first pin (a clock input end) 14 of the CD4017 counter, the third pin (the 2 nd output end) of the CD4017 counter is connected to a base electrode of a triode Q5 through a resistor R5, a collector electrode of the triode Q5 is connected with a KM5 coil of a first electromagnetic valve (the other end of the KM5 coil of the first electromagnetic valve is connected with a + V2 point), and an emitter electrode of the triode Q5 is connected to a negative electrode of a direct-current power supply; a resistor R6 is connected with a capacitor C1 in series, the other end of a resistor R6 is connected with the negative electrode of a direct-current power supply, the other end of the capacitor C1, a reset pin 4 and a power supply pin 8 of a NE555P timer I are connected with a pin 4 (output end 2) of a CD4017 counter III, the series connection point of the resistor R6 and the capacitor C1 is connected with a trigger pin 2 and a threshold pin 6 of the NE555P timer I, a ground pin 1 of the NE555P timer I is connected with the negative electrode of the direct-current power supply, a control pin 5 of the NE555P timer I is connected with the negative electrode of the direct-current power supply through a capacitor C2, an output pin 3 of the NE555P timer I is connected with the base electrode of a triode Q6 through a resistor R7, the collector electrode of the triode Q6 is connected with a relay KM8 coil, the other end of the relay KM6 coil is connected with a point +; an output pin 3 of a NE555P timer I is connected with the anode of a diode D5, a resistor R8 and a capacitor C3 are connected in series, the other end of a resistor R8 is connected with the cathode of a direct current power supply, the other end of a capacitor C3, a reset pin 4 and a power supply pin 8 of the NE555P timer II are connected with the cathode of a diode D5, the series connection division point of a resistor R8 and a capacitor C3 is connected with a trigger pin 2 and a threshold pin 6 of an NE555P timer II, a normally open contact of a relay KM10 is connected with a capacitor C3 in parallel, a grounding pin 1 of an NE555P timer II is connected with the cathode of the direct current power supply, a control pin 5 of the NE555P timer II is connected with the cathode of the direct current power supply through a capacitor C4, an output pin 3 of the NE555P timer II is connected with the base of a triode Q7 through a resistor R9, the collector of a triode Q7 is connected with a coil of a relay KM2, the other end of a coil of a relay KM 56 is, the coil of the relay KM9 is connected with the coil of the relay KM7 in parallel; a resistor R10 and a capacitor C5 are connected in series, the other end of a resistor R10 is connected with the cathode of a direct-current power supply, the other end of the capacitor C5, a reset pin 4 and a power supply pin 8 of a NE555P timer III are connected with the cathode of a diode D5, the resistor R10 and the capacitor C5 are connected with a trigger pin 2 and a threshold pin 6 of the NE555P timer III at series points, a normally open contact of a relay KM11 is connected with the capacitor C5 in parallel, a ground pin 1 of the NE555P timer III is connected with the cathode of the direct-current power supply, a control pin 5 of the NE555P timer III is connected with the cathode of the direct-current power supply through a capacitor C6, an output pin 3 of the NE555P timer III is connected with the anode of a diode D3, and the cathode of the diode D3 is connected with a pin 14; a pin 7 (a 3 rd output end) of a CD4017 counter III is connected to a base electrode of a triode Q8 through a resistor R11, a collector electrode of the triode Q8 is connected with a KM8 coil of a solenoid valve II (the other end of the KM8 coil of the solenoid valve II is connected with a + V2 point), an emitter electrode of the triode Q8 is connected to a negative electrode of a direct-current power supply, a collector electrode of the triode Q8 is connected to a negative electrode of a diode D8, and an anode of a diode D8 is connected to a collector electrode of the triode Q5; a pin 7 (a 3 rd output end) of a third CD4017 counter is connected with the anode of a diode D7, a resistor R12 is connected with a capacitor C7 in series, the other end of the resistor R12 is connected with the cathode of a direct-current power supply, the other end of the capacitor C7, a reset pin 4 and a power supply pin 8 of a NE555P timer IV are connected with the cathode of a diode D7, the serial branch point of the resistor R12 and the capacitor C7 is connected with a trigger pin 2 and a threshold pin 6 of the NE555P timer IV, a ground pin 1 of the NE555P timer IV is connected with the cathode of the direct-current power supply, a control pin 5 of the NE555P timer IV is connected with the cathode of the direct-current power supply through the capacitor C8, an output pin 3 of the NE555P timer IV is connected with the anode of the diode D3, a pin 7 (a 3 rd output end) of the third CD4017 counter is connected with the anode of the diode D4, and the cathode of the diode D4 is connected; a pin 10 (a 4 th output end) of the third CD4017 counter is connected to a base electrode of a triode Q4 through a resistor R4, a collector electrode of a triode Q4 is connected with a coil of a relay KM4, the other end of the coil of a relay KM4 is connected with a + V2 point, an emitter electrode of the triode Q4 is connected to a negative electrode of a direct-current power supply, a collector electrode of the triode Q4 is connected to a negative electrode of a diode D9, an anode electrode of a diode D9 is connected to a collector electrode of the triode Q8, a pin 10 (a 4 th output end) of the third CD4017 counter is connected to an anode electrode of a diode D6, and a cathode electrode of a diode D63; a pin 1 (a 5 th output end) of the CD4017 counter III is connected to the cathode of a diode D7; the anode of the diode D2, the pin 5 (the 6 th output end) of the CD4017 counter III and the pin 15 (the zero clearing input end) of the CD4017 counter III are connected together, and the cathode of the diode D2 is connected to the pin 14 (the clock input end) of the CD4017 counter I; a pin 3 (a 0 th output end) of the CD4017 counter III is connected to the negative electrode of the direct-current power supply through a coil of the relay KM10, and the coil of the relay KM10 is connected with the coil of the relay KM11 in parallel; one end of a normally open contact of the relay KM3, one end of a normally open contact of the relay KM4 and one end of a normally open contact of the relay KM6 are connected together (and connected with one end of an alternating current power supply), the other end of the normally open contact of the relay KM3 is connected with a fixed contact in a conversion type contact of the relay KM12 (two movable contacts in the conversion type contact of the relay KM12 are respectively connected with two ends of a working capacitor in a motor I and used for reversing), the other end of the normally open contact of the relay KM6 is connected with a fixed contact in the conversion type contact of the relay KM7 (two movable contacts in the conversion type contact of the relay KM7 are respectively connected with two ends of a working capacitor in a motor II and used for reversing), the other end of the normally open contact of the relay KM4 is connected with a fixed contact in the conversion type contact of the relay KM9 (two movable contacts in the conversion type contact, for commutation).

The control system comprises the control circuit board, the photoelectric switch, the fixing plate, the stop button, the start button, the first electromagnetic valve, the second electromagnetic valve, the drilling motor M1, the tapping motor M2, the first motor, the second motor and the third motor; a normally open contact of the relay KM6 of the control circuit board is connected with a drilling motor M1 in series to be connected with an alternating current power supply, wherein one end of the drilling motor M1 is connected with a series branch point of the normally open contact of the relay KM6 of the control circuit board and a conversion-type contact of a relay KM7, and the drilling motor M1 is power for rotating a drill bit in the porous drilling mechanism II; a normally open contact of the relay KM4 of the control circuit board and a tapping motor M2 are connected in series to be connected with an alternating current power supply, wherein one end of the tapping motor M2 is connected with a series connection division point of a normally open contact of the relay KM4 of the control circuit board and a conversion-type contact of a relay KM9, and a tapping motor M2 is power for rotating a tapping knife in a third porous tapping mechanism; a KM5 coil of the first electromagnetic valve is connected with a collector of a triode Q5, the other end of the KM5 coil of the first electromagnetic valve is connected with a + V2 point, and the first electromagnetic valve controls the compression cylinder to stretch; a KM8 coil of the second electromagnetic valve is connected with a collector of a triode Q8, the other end of the KM8 coil of the second electromagnetic valve is connected with a + V2 point, and the second electromagnetic valve controls the extension of the transmission cylinder; the first motor, the second motor and the third motor are positive and negative rotating motors; two movable contacts in the conversion type contacts of the relay KM12 are respectively connected to two ends of a working capacitor in the motor I for reversing, and the serial tapping of two windings in the motor I is connected to an alternating current power supply end connected to the position M1 of the drilling motor; two movable contacts in the conversion type contacts of the relay KM7 are respectively connected to two ends of a working capacitor in the motor II for reversing, and the serial tapping of two windings in the motor II is connected to an alternating current power supply end connected to the position M1 of the drilling motor; two movable contacts in the conversion type contacts of the relay KM9 are respectively connected to two ends of a working capacitor in the motor III for reversing, and the serial tapping of two windings in the motor III is connected to an alternating current power supply end connected to the position M1 of the drilling motor; the photoelectric switch is fixedly connected to a first moving plate of the combined machine tool, the fixed plates are fixedly connected to a rack of the combined machine tool, the number of the fixed plates is 1 more than that of the motor barrels on the bin plate (in the technical scheme, the control circuit board is designed in such a way that 4 motor barrels are fully placed on the bin plate, and the number of the fixed plates is 5); after 4 motor barrel blanks are fully placed on the bin plate, a photoelectric switch senses a corresponding fixed plate every time a moving plate moves forward by one motor barrel (the photoelectric switch at the initial position of the moving plate is also provided with the fixed plate); one end of the photoelectric switch is connected to a + V2 point, and the other end of the photoelectric switch is connected with a pin 14 (clock input end) of a CD4017 counter II through a normally open contact of a relay KM 1; one end of the stop button is connected with the positive electrode of the direct-current power supply, the other end of the stop button is connected with one end of the start button, and the other end of the start button is connected with a pin 14 (clock input end) of the first counter of the CD 4017.

The invention has the beneficial effects that: the control circuit board and the control system of the motor cylinder drilling and tapping combined machine tool are provided, the functions of the combined machine tool are realized, the cost is low, and the occupied size is small.

Drawings

The invention is further described below with reference to the accompanying drawings.

Fig. 1 is a schematic view of a motor cartridge to be machined by a combined machine tool.

Fig. 2 is a schematic view of the overall structure of the combined machine tool.

Fig. 3 is a schematic structural diagram of a bin device in the combined machine tool.

Fig. 4 is a schematic structural diagram of a transmission device in the combined machine tool.

Fig. 5 is a schematic structural view of a drilling device in a combined machine tool.

Fig. 6 is a schematic structural view of a tapping device in a combined machine tool.

Fig. 7 is a schematic view of the position of the photoelectric switch and the fixing plate in the present invention.

Fig. 8 and 9 are main body wiring diagrams of a control circuit board and a control system of the motor cylinder drilling and tapping combined machine tool.

Fig. 10 is a first embodiment of the dc power supply in the control circuit board of the present invention.

Fig. 11 shows a second embodiment of the dc power supply in the control circuit board of the present invention.

In the figure:

1: top surface 2: screw hole 3: and (4) footing: a stock bin device 5: the transmission device 6: the drilling device 7: and (8) tapping device: the motor I9: moving the first plate 10: a bin plate 11: the transmission cylinder 12: the transmission plate 13: the pressing plate 14: the pressing cylinder 15: a second motor 16: moving a second plate 17: a second porous drilling mechanism 18: a third motor 19: moving plate III 20: porous tapping mechanism three 21: the photoelectric switch 22: fixing plate 23: stop button 24: start button 25: CD4017 counter one 26: CD4017 counter two 27: CD4017 counter three 28: NE555P timer one 29: NE555P timer two 30: NE555P timer three 31: NE555P timer four 32: a transformer.

Detailed Description

Fig. 8 to 9 are schematic diagrams of a control circuit board and a control system of a motor cylinder drilling and tapping combined machine tool according to the present invention. As shown, the control circuit board includes a dc power supply and a function control circuit; the direct current power supply inputs alternating current and outputs direct current, the positive pole of the direct current is + V1 pole, and the negative pole of the direct current is-V pole; as shown in fig. 8 to 9, the function control circuit includes a resistor R1, a resistor R2, a resistor R3, a resistor R4, a resistor R5, a resistor R6, a resistor R7, a resistor R8, a capacitor C8, a diode D8, a transistor Q8, a normally open coil of a transistor KM8, a contact of a coil of a KM8, a coil of a contactor KM8, a contact of a contactor KM8, a coil of a contactor KM8, a contactor KM, a contactor of a contactor KM contactor 8, a contactor KM contactor, a contactor of a contactor KM contactor 8, a contactor of a contactor KM contactor, A normally open contact of the relay KM6, a coil of the relay KM7, a conversion type contact of the relay KM7, a coil of the relay KM9, a conversion type contact of the relay KM9, a coil of the relay KM10, a normally open contact of the relay KM10, a coil of the relay KM11, a normally open contact of the relay KM11, a coil of the relay KM12, a conversion type contact of the relay KM12, a first CD4017 counter 25, a second CD4017 counter 26, a third CD4017 counter 27, a first NE555P timer 28, a second NE555P timer 29, a third NE555P timer 30 and a fourth NE555P timer 31; one end of a coil of the relay KM1 is connected to the positive electrode of a direct-current power supply through the stop button 23, the other end of the coil of the relay KM1 is connected to the collector of the triode Q1, the serial connection point of the coil of the relay KM1 and the stop button 23 is + V2, and the coil of the relay KM12 is connected with the coil of the relay KM1 in parallel; a 16 pin (power supply positive pole) of a first CD4017 counter 25 is connected to a + V2 point, an 8 pin (power supply negative pole) and a 13 pin (clock input end) of the first CD4017 counter 25 are both connected to the negative pole of a direct-current power supply, and a 14 pin (clock input end) of the first CD4017 counter 25 is connected with a starting button 24 (the other end of the starting button 24 is connected to a + V2 point); a pin 2 (output end 1) of a first counter 25 of the CD4017 is connected to a base electrode of a triode Q2 through a resistor R2, a collector electrode of a triode Q2 is connected with a coil of a relay KM2, the other end of the coil of the relay KM2 is connected with a point + V2, an emitter electrode of a triode Q2 is connected with a negative electrode of a direct-current power supply, a pin 2 (output end 1) of the first counter 25 of the CD4017 is connected to a base electrode of a triode Q3 through a resistor R3, a collector electrode of a triode Q3 is connected with a coil of a relay KM3, the other end of the coil of a relay KM3 is connected with a point + V2, an emitter electrode of a triode Q3 is connected with a negative electrode of the direct-current power supply, a pin 2 (output end 1) of the first counter 25 of the CD4017, a pin 7 (output end 3) of the first counter 25 of the CD4017, a pin 1 (; a pin 11 (a 9 th output end) of a first counter 25 of the CD4017 is connected to a base electrode of a triode Q1 through a resistor R1, and an emitter electrode of a triode Q1 is connected to a negative electrode of a direct-current power supply; the anode of the diode D1 is connected to the collector of the triode Q3, and the cathode of the diode D1 is connected to the collector of the triode Q1; a 16 pin (power supply positive electrode) of a second CD4017 counter 26 is connected to a + V2 point, a 8 pin (power supply negative electrode) and a 13 pin (clock input end) of the second CD4017 counter 26 are both connected to a negative electrode of a direct-current power supply, a 14 pin (clock input end) of the second CD4017 counter 26 is connected with a normally open contact of a relay KM1, the other end of the normally open contact of the relay KM1 is connected to a + V2 point through a photoelectric switch 21, a 15 pin (zero clearing input end) of a first CD4017 counter 25, a 1 pin (5 th output end) of the second CD4017 counter 26 and a 15 pin (zero clearing input end) of the second CD4017 counter 26 are connected together; a 16 pin (power supply positive pole) of a third counter 27 of the CD4017 is connected to a + V2 point, an 8 pin (power supply negative pole) and a 13 pin (clock input end) of the third counter 27 of the CD4017 are both connected to the negative pole of a direct-current power supply, and a 14 pin (clock input end) of the third counter 27 of the CD4017 is connected to a normally-open contact of a relay KM1 and a series connection division point of a photoelectric switch 21 through a normally-open contact of a relay KM 2; a pin 4 (a 2 nd output end) of a third counter 27 of the CD4017 is connected to a pin 14 (a clock input end) of a first counter 25 of the CD4017, the pin 4 (a 2 nd output end) of the third counter 27 of the CD4017 is connected to a base electrode of a triode Q5 through a resistor R5, a collector electrode of the triode Q5 is connected with a KM5 coil of a first electromagnetic valve (the other end of the KM5 coil of the first electromagnetic valve is connected with a + V2 point), and an emitter electrode of a triode Q5 is connected to a negative electrode of a direct-; a resistor R6 and a capacitor C1 are connected in series, the other end of the resistor R6 is connected to the negative electrode of a direct-current power supply, the other end of the capacitor C1, a reset pin 4 and a power supply pin 8 of a NE555P timer I28 are both connected to a pin 4 (output end 2) of a CD4017 counter III 27, the series connection point of the resistor R6 and the capacitor C1 is connected to a trigger pin 2 and a threshold pin 6 of a NE555P timer I28, a ground pin 1 of the NE555 NE P timer I28 is connected to the negative electrode of the direct-current power supply, a control pin 5 of the NE555P timer I28 is connected to the negative electrode of the direct-current power supply through a capacitor C2, an output pin 3 of the NE555P timer I28 is connected to the base of a triode Q6 through a resistor R7, a collector of the triode Q6 is connected with a coil of a relay KM6, the other end of a coil of the relay KM6 is; an output pin 3 of a NE555P timer I28 is connected with the anode of a diode D5, a resistor R8 and a capacitor C3 are connected in series, the other end of the resistor R8 is connected with the cathode of a direct current power supply, the other end of the capacitor C3, a reset pin 4 and a power supply pin 8 of a NE555P timer II 29 are connected with the cathode of a diode D5, the serial branch point of the resistor R8 and the capacitor C3 is connected with a trigger pin 2 and a threshold pin 6 of the NE555P timer II 29, a normally open contact of a relay KM10 is connected with a capacitor C3 in parallel, a grounding pin 1 of the NE555 5 timer II 29 is connected with the cathode of the direct current power supply, a control pin 5 of the NE P timer II 29 is connected with the cathode of the direct current power supply through a capacitor C4, an output pin 3 of the NE P timer II 29 is connected with the base of a triode Q7 through a resistor R9, the collector of a relay Q7 is connected with a coil of a relay KM2, the other end of a relay KM 56 is connected with the cathode of a direct current power, the coil of the relay KM9 is connected with the coil of the relay KM7 in parallel; a resistor R10 is connected with a capacitor C5 in series, the other end of a resistor R10 is connected with the cathode of a direct-current power supply, the other end of the capacitor C5, a reset pin 4 and a power supply pin 8 of a NE555P timer three 30 are both connected with the cathode of a diode D5, a resistor R10 and the series branch point of the capacitor C5 are connected with a trigger pin 2 and a threshold pin 6 of an NE555P timer three 30, a normally-open contact of a relay KM11 is connected with the capacitor C5 in parallel, a ground pin 1 of the NE555P timer three 30 is connected with the cathode of the direct-current power supply, a control pin 5 of the NE555P timer three 30 is connected with the cathode of the direct-current power supply through a capacitor C6, an output pin 3 of the NE555P timer three 30 is connected with the anode of a diode D3, and the cathode of the diode D3 is connected with a pin 14; a pin 7 (a 3 rd output end) of a third counter 27 of the CD4017 is connected to a base electrode of a triode Q8 through a resistor R11, a collector electrode of the triode Q8 is connected with a KM8 coil of a second electromagnetic valve (the other end of the KM8 coil of the second electromagnetic valve is connected with a + V2 point), an emitter electrode of a triode Q8 is connected to a negative electrode of a direct-current power supply, a collector electrode of the triode Q8 is connected to a negative electrode of a diode D8, and an anode of a diode D8 is connected to a collector electrode of the triode Q5; a pin 7 (a 3 rd output end) of a third counter 27 of the CD4017 is connected with the anode of a diode D7, a resistor R12 and a capacitor C7 are connected in series, the other end of a resistor R12 is connected with the cathode of a direct-current power supply, the other end of the capacitor C7, a reset pin 4 and a power supply pin 8 of a NE555P timer fourth 31 are connected with the cathode of a diode D7, the serial division point of the resistor R12 and the capacitor C7 is connected with a trigger pin 2 and a threshold pin 6 of an NE555P timer fourth 31, a ground pin 1 of the NE555P timer fourth 31 is connected with the cathode of the direct-current power supply, a control pin 5 of the NE555P timer fourth 31 is connected with the cathode of the direct-current power supply through a capacitor C8, an output pin 3 of the NE555P timer fourth 31 is connected with the anode of the diode D3, a pin 7 (a 3 rd output end) of the third counter 27 of the CD4017 is connected with the anode of the diode D4, and the cathode of the diode D4 is; a pin 10 (a 4 th output end) of a third counter 27 of the CD4017 is connected to a base electrode of a triode Q4 through a resistor R4, a collector electrode of a triode Q4 is connected with a coil of a relay KM4, the other end of the coil of a relay KM4 is connected with a + V2 point, an emitter electrode of the triode Q4 is connected to a negative electrode of a direct-current power supply, a collector electrode of the triode Q4 is connected to a negative electrode of a diode D9, an anode electrode of a diode D9 is connected to a collector electrode of the triode Q8, a pin 10 (a 4 th output end) of the third counter 27 of the CD4017 is connected to a positive electrode of a diode D6, and a cathode electrode of; pin 1 (output end 5) of the CD4017 counter III 27 is connected to the cathode of a diode D7; the anode of the diode D2, the pin 5 (the 6 th output end) of the third counter 27 of the CD4017 and the pin 15 (the zero clearing input end) of the third counter 27 of the CD4017 are connected together, and the cathode of the diode D2 is connected to the pin 14 (the clock input end) of the first counter 25 of the CD 4017; a 3-pin (0 th output end) of a CD4017 counter III 27 is connected to the negative electrode of a direct-current power supply through a coil of a relay KM10, and a coil relay of a relay KM10 is connected with a coil of a KM11 in parallel; as shown in fig. 9, one end of the normally open contact of the relay KM3, one end of the normally open contact of the relay KM4 and one end of the normally open contact of the relay KM6 are connected together (and connected to one end of an alternating current power source), the other end of the normally open contact of the relay KM3 is connected to a fixed contact of the transition type contacts of the relay KM12 (two movable contacts of the transition type contacts of the relay KM12 are respectively connected to both ends of a working capacitor in the motor one 8 for commutation), the other end of the normally open contact of the relay KM6 is connected to a fixed contact of the transition type contacts of the relay KM7 (two movable contacts of the transition type contacts of the relay KM7 are respectively connected to both ends of a working capacitor in the motor two 15 for commutation), the other end of the normally open contact of the relay KM4 is connected to a fixed contact of the transition type contacts of the relay KM9 (two movable contacts of the transition type contacts of the relay KM9 are respectively connected to both ends of, for commutation).

The control system comprises the control circuit board, the photoelectric switch 21, the fixing plate 22, the stop button 23, the start button 24, the first electromagnetic valve, the second electromagnetic valve, the drilling motor M1, the tapping motor M2, the first motor 8, the second motor 15 and the third motor 18; a normally open contact of the relay KM6 of the control circuit board and a drilling motor M1 are connected in series to be connected with an alternating current power supply, wherein one end of the drilling motor M1 is connected with a series branch point of the normally open contact of the relay KM6 of the control circuit board and a conversion-type contact of a relay KM7, and the drilling motor M1 is power for rotating a drill bit in a second porous drilling mechanism 17; a normally open contact of the relay KM4 of the control circuit board and a tapping motor M2 are connected in series to be connected with an alternating current power supply, wherein one end of the tapping motor M2 is connected with a series connection division point of a normally open contact of the relay KM4 of the control circuit board and a conversion-type contact of a relay KM9, and a tapping motor M2 is power for rotating a tapping knife in a third porous tapping mechanism 20; a KM5 coil of the first electromagnetic valve is connected with a collector of a triode Q5, the other end of the KM5 coil of the first electromagnetic valve is connected with a + V2 point, and the first electromagnetic valve controls the compression cylinder 14 to stretch; a KM8 coil of the second electromagnetic valve is connected with a collector of a triode Q8, the other end of the KM8 coil of the second electromagnetic valve is connected with a + V2 point, and the second electromagnetic valve controls the extension of the transmission cylinder 11; the first motor 8, the second motor 15 and the third motor 18 are positive and negative rotating motors; two movable contacts in the conversion type contacts of the relay KM12 are respectively connected to two ends of a working capacitor in the motor I8 for reversing, and a series branch point of two windings in the motor I8 is connected to an alternating current power supply end connected to the position M1 of the drilling motor; two movable contacts in the conversion type contacts of the relay KM7 are respectively connected to two ends of a working capacitor in the motor II 15 for reversing, and the serial branch points of two windings in the motor II 15 are connected to an alternating current power supply end connected to the position M1 of the drilling motor; two movable contacts in the conversion type contacts of the relay KM9 are respectively connected to two ends of a working capacitor in the motor III 18 for reversing, and the serial branch points of two windings in the motor III 18 are connected to an alternating current power supply end connected to the position M1 of the drilling motor; the photoelectric switch 21 is fixedly connected to a first moving plate 9 of the combined machine tool, the fixed plates 22 are fixedly connected to a rack of the combined machine tool, the number of the fixed plates 22 is 1 more than that of the motor barrels on the stock bin plate 10 (in the technical scheme, the control circuit board is designed in such a way that 4 motor barrels are fully placed on the stock bin plate 10, and the number of the fixed plates 22 is 5); after 4 motor barrel blanks are fully placed on the bin plate 10, the photoelectric switch 21 senses the corresponding fixed plate 22 every time the moving plate one 9 moves forward by one motor barrel (the fixed plate 22 is also arranged at the photoelectric switch 21 at the initial position of the moving plate one 9); one end of the photoelectric switch 21 is connected to a + V2 point, and the other end of the photoelectric switch 21 is connected with a pin 14 (clock input end) of a CD4017 counter II 26 through a normally open contact of a relay KM 1; one end of the stop button 23 is connected with the positive electrode of the direct current power supply, the other end of the stop button 23 is connected with one end of the start button 24, and the other end of the start button 24 is connected with a pin 14 (clock input end) of a first counter 25 of the CD 4017.

The control circuit board in the above technical scheme is designed to place 4 motor cartridges on the bin plate 10, the number of the fixing plates 22 is 5, and the 4 motor cartridges to be processed are just put on the bin plate 10 in the bin device 4. When the capacitor C1 is charged for 2 seconds, the capacitor C3 is charged for 15 seconds, the capacitor C5 is charged for 30 seconds, the capacitor C7 is charged for 2 seconds, and the fixed plate 22 is also arranged at the photoelectric switch 21 at the initial position of the first moving plate 9, the photoelectric switch 21 is closed at the initial time, and the stop button 23 is a normally closed contact, and the + V2 point is a high potential.

The control circuit board and the control system of the motor cylinder drilling and tapping combined machine tool work as follows: 1) pressing a starting button 24 (normally open contact), namely inputting a pulse at pin 14 of a first CD4017 counter 25 in a control circuit board, enabling pin 2 (output end 1) of the first CD4017 counter 25 to be at a high potential, enabling a triode Q2 and a triode Q3, enabling a triode Q2 to enable a coil of a relay KM2 to be electrified, enabling the normally open contact of the relay KM2 to be closed, enabling pin 14 of a third CD4017 counter 27 to input a pulse due to the fact that a photoelectric switch 21 is closed at the beginning, enabling pin 2 (output end 1) of the third CD4017 counter 27 to be at a high potential, enabling a triode Q3 to be conducted to enable a coil of a relay KM3 to be electrified, enabling the normally open contact of the relay KM3 to be closed, and enabling.

2) When the starting button 24 (normally open contact) is pressed, the motor I8 works, the moving plate I9 moves, the photoelectric switch 21 leaves the fixing plate 22 at the initial position after a small section of movement, the photoelectric switch 21 is disconnected, and the moving plate I9 advances by the distance of one motor barrel (the motor barrel at the forefront of the bin plate 10 is pushed into the transmission plate 12, if the processed motor barrel on the transmission plate 12 is pushed out and falls into a finished product bin), the photoelectric switch 21 senses the corresponding fixing plate 22, the photoelectric switch 21 is closed again, the 14 feet of the CD4017 counter III 27 input a pulse, the 4 feet (2 nd output end) of the CD4017 counter III 27 input a high potential, the 14 feet of the CD4017 counter I25 input a pulse, the 4 feet (2 nd output end) of the CD4017 counter I25 input a high potential, the triode Q2 and the triode Q3 are cut off, the coil of the relay KM2 and the coil of the KM3 are powered off, the normally open contact of the relay KM2 is separated from the normally open contact of the relay KM3, and the first motor 8 stops working.

3) After the 4 th pin (2 nd output end) of the CD4017 counter third 27 is at a high potential, the triode Q5 is conducted, the KM5 coil of the first solenoid valve is electrified, the first solenoid valve controls the pressing cylinder 14 to press the motor barrel on the transmission plate 12, the NE555P timer first 28 is electrified, the capacitor C1 starts to charge, the serial connection point of the resistor R6 and the capacitor C1 is at the high potential at the beginning, the trigger pin 2 and the threshold pin 6 of the NE555P timer first 28 are at the high potential, and the output pin 3 of the NE555P timer first 28 is at the low potential; after the capacitor C1 is charged for 2 seconds, the capacitor C1 is charged, at this time, the pressing cylinder 14 presses the motor barrel on the transmission plate 12, the series connection point of the resistor R6 and the capacitor C1 is low potential, the trigger pin 2 and the threshold pin 6 of the NE555P timer I28 are low potential, the output pin 3 of the NE555P timer I28 is high potential, the triode Q6 is conducted, the coil of the relay KM6 is electrified, the drilling motor M1 and the motor II 15 rotate, the drill bit in the multi-hole drilling mechanism II 17 rotates, the moving plate II 16 moves to push the multi-hole drilling mechanism II 17 to drill a screw hole 2 to be machined above the motor barrel, the NE555P timer II 29 and the NE555P timer III 30 are electrified, and the capacitor C3 and the capacitor C5 start to be charged; after the capacitor C3 and the capacitor C5 are charged for 15 seconds, the capacitor C3 is also charged, at the moment, a hole is drilled, the series connection point of the resistor R8 and the capacitor C3 is a low potential, the output pin 3 of the NE555P timer II 29 is a high potential, the triode Q7 is conducted, the coil of the relay KM7 and the coil of the relay KM9 are both electrified, and the motor II 15 rotates reversely to drive the second moving plate 16 and the second porous drilling mechanism 17 to move back; after the capacitor C3 and the capacitor C5 are charged for 30 seconds, the capacitor C5 is charged, the series connection point of the resistor R10 and the capacitor C5 is low potential, the trigger pin 2 and the threshold pin 6 of the NE555P timer III 30 are both low potential, the output pin 3 of the NE555P timer III 30 is high potential, a pulse is input into the 14 pin of the CD4017 counter III 27 through the diode D3, the 7 pin (the 3 rd output end) of the CD4017 counter III 27 is high potential, the 4 pin (the 2 nd output end) of the CD4017 counter III 27 is low potential, the NE555P timer I28, the 555P timer II 29 and the NE555P timer III 30 are powered off, the relay KM6 coil, the relay KM7 coil and the relay KM9 coil are powered off, the drilling motor M1 and the motor II 15 stop working, and drive the moving plate II 16 and the multi-hole drilling machine mechanism 17 to return to move to the original position.

4) After the 7 pin (the 3 rd output end) of the third 27 of the CD4017 counter is at a high potential, the coil of the relay KM10 and the coil of the relay KM11 are both electrified, the normally open contact of the relay KM10 and the normally open contact of the relay KM11 are closed, the capacitor C3 and the capacitor C5 are rapidly discharged, and the capacitor C1 is discharged after the 4 pin (the 2 nd output end) of the third 27 of the CD4017 counter is at a low potential, so that the capacity of the capacitor C1 is small, and the discharge is also rapid; the triode Q8 is conducted, the KM8 coil of the electromagnetic valve II is electrified, the electromagnetic valve II controls the transmission cylinder 11 to extend out of the moving rod, the transmission plate 12 is moved to the tapping position from the initial position, the KM5 coil of the electromagnetic valve I is electrified due to the conduction of the triode Q8, and the electromagnetic valve I continuously controls the pressing cylinder 14 to press the motor barrel on the transmission plate 12; NE555P timer four 29 is powered on, capacitor C7 starts charging, the point of the series connection of resistor R12 and capacitor C7 is high at the beginning, the point of the series connection of resistor R12 and capacitor C7 is high, trigger pin 2 and threshold pin 6 of NE555P timer four 29 are both high, output pin 3 of NE555P timer four 29 is low, capacitor C7 is charged after capacitor C7 is charged for 2 seconds, at this time, actuating cylinder 11 has been extended out of the moving rod to move actuating plate 12 from the initial position to the tapping position, the point of the series connection of resistor R12 and capacitor C7 is low, trigger pin 2 and threshold pin 6 of NE555P timer four 29 are both low, output pin 3 of NE555P timer four 31 is high, a pulse is input to pin 14 of CD4017 counter three 27 through diode D3, pin 10 (third output terminal) of CD4017 counter three 27 is high, pin 4017 (third output terminal) is low-potential (high output terminal) of CD 4017) pin 3), the coil of the relay KM10 and the coil of the relay KM11 are both powered off, the normally open contact of the relay KM10 is separated from the normally open contact of the relay KM11, and the capacitor C7 discharges after the 7 pins (the 3 rd output end) of the third 27 of the CD4017 counter is at a low potential, so that the capacitor C7 has small capacity and is quick to discharge; .

5) After a pin 10 (output end 4) of a third counter 27 of the CD4017 is at a high potential, a triode Q4 is conducted, a KM5 coil of a first electromagnetic valve and a KM8 coil of a second electromagnetic valve are kept electrified, the first electromagnetic valve continuously controls a pressing cylinder 14 to press a motor cylinder on a transmission plate 12, and the second electromagnetic valve continuously controls the transmission cylinder 11 to enable the transmission plate 12 to be located at a tapping position; because the triode Q4 is conducted, the coil of the relay KM4 is electrified, the tapping motor M2 and the tapping motor III 18 rotate, the tapping knife in the porous tapping mechanism III 20 rotates, the moving plate III 19 moves to push the porous tapping mechanism III 20 to tap a screw hole 2 to be machined above the motor cylinder, the NE555P timer II 29 and the NE555P timer III 30 are electrified, and the capacitor C3 and the capacitor C5 start to be charged; after the capacitor C3 and the capacitor C5 are charged for 15 seconds, the capacitor C3 is also charged, at the moment, tapping is performed, the series connection point of the resistor R8 and the capacitor C3 is a low potential, the output pin 3 of the NE555P timer II 29 is a high potential, the triode Q7 is conducted, the coil of the relay KM7 and the coil of the relay KM9 are both electrified, and the motor III 18 rotates in the reverse direction to drive the moving plate III 19 and the porous tapping mechanism III 20 to move back; after the capacitor C3 and the capacitor C5 are charged for 30 seconds, the capacitor C5 is charged, the series connection point of the resistor R10 and the capacitor C5 is low potential, the trigger pin 2 and the threshold pin 6 of the NE555P timer three 30 are both low potential, the output pin 3 of the NE555P timer three 30 is high potential, a pulse is input to pin 14 of the CD4017 counter three 27 through the diode D3, pin 1 (output terminal 5) of the CD4017 counter three 27 is high potential, pin 10 (output terminal 4 NE) of the CD4017 counter three 27 is low potential, the NE555P timer two 29 and the 555P timer three 30 are powered off, the coil of the relay KM4, the coil of the relay KM7 and the coil of the relay KM9 are powered off, the tapping motor M2 and the motor three 18 stop working, the tapping motor three moving plate 19 and the tapping mechanism three 20 are driven to return to the original position, because the transistor Q4 is cut off, the coil of the solenoid valve 5 of the relay KM7 and the relay KM driving coil of the first motor are powered off, the solenoid valve 8 is pressed down, the solenoid valve 14, the second electromagnetic valve controls the transmission cylinder 11 to extend back to move the rod, and the transmission plate 12 returns to move to the initial position.

6) After pin 1 (output end 5) of third counter 27 of CD4017 is at high potential, capacitor C7 starts to charge (capacitor C7 is completely discharged), the point of the series connection between resistor R12 and capacitor C7 is at high potential just before starting, the point of the series connection between resistor R12 and capacitor C7 is at high potential, trigger pin 2 and threshold pin 6 of NE555P timer fourth 29 are both at high potential, output pin 3 of 555 NE555P timer fourth 29 is at low potential, capacitor C7 charges after capacitor C7 charges for 2 seconds, at this time, first solenoid valve controls compressing cylinder 14 to completely release motor cylinder on driving plate 12, second solenoid valve controls driving cylinder 11 to completely extend back moving rod to return driving plate 12 to the initial position, the point of the series connection between resistor R12 and capacitor C7 is at low potential, trigger pin 2 and threshold pin 6 of NE555P timer fourth 29 are both at low potential, output pin 3 of NE555P timer fourth 31 is at high potential, a pulse is input to pin 14 of the CD4017 counter III 27 through the diode D3, pin 5 (output end 6) of the CD4017 counter III 27 is at a high potential, pin 1 (output end 5) of the CD4017 counter III 27 is at a low potential, the capacitor C7 starts to discharge, and the capacitor C7 is small in capacity and can discharge quickly.

7) After the 5 th pin (6 th output end) of the third 27 of the CD4017 counter is at high potential, a pulse is input into the 15 th pin (zero clearing input end) of the third 27 of the CD4017 counter, the 3 th pin (0 th output end) of the third 27 of the CD4017 counter is at high potential, a coil of the relay KM10 and a coil of the relay KM11 are both electrified, a normally open contact of the relay KM10 and a normally open contact of the relay KM11 are closed, the capacitor C3 and the capacitor C5 are rapidly discharged, the 5 th pin (6 th output end) of the third 27 of the CD4017 counter is at high potential, a pulse is input into the 14 th pin of the first 25 of the CD4017 counter through a diode D2, the 7 th pin (3 rd output end) of the first 25 of the CD4017 counter is at high potential, the triode 829Q 4 and the triode Q3 are conducted, the triode Q2 is conducted, because the photoelectric switch 21 is closed at the beginning, a pulse is input into pin 14 of the third counter 27 of the CD4017, and pin 2 (output end 1) of the third counter 27 of the CD4017 is at a high potential; the coil of the relay KM3 is powered on by the conduction of a triode Q3, the normally open contact of the relay KM3 is closed, the motor I8 works, the moving plate I9 moves, the photoelectric switch 21 leaves the fixed plate 22 at the initial position after moving a small section, the photoelectric switch 21 is disconnected, when the moving plate I9 advances by the distance of one motor barrel (the motor barrel at the forefront of the bin plate 10 is pushed into the transmission plate 12, if a processed motor barrel is pushed out to fall into a finished product bin on the transmission plate 12), the photoelectric switch 21 senses the corresponding fixed plate 22, the photoelectric switch 21 is closed again, a pulse is input into a pin 14 of a CD4017 counter III 27, a pin 4 (output end 2) of the CD4017 counter III 27 is high potential, a pulse is input into a pin 14 of a CD4017 counter III 25, a pin 10 (output end 4) of the CD4017 counter III 25 is high potential, the triode Q2 and the triode Q3 are cut off, the coil of the relay KM2 and the coil of the relay KM3 are, the normally open contact of the relay KM2 is separated from the normally open contact of the relay KM3, and the first motor 8 stops working.

8) Returning to the step 3) to circularly process the 2 nd motor cylinder, and when the step 7) is finished, setting the pin 1 (the 5 th output end) of the first 25 of the CD4017 counter as a high potential, operating the first motor 8, moving the first 9 moving plate to push the 3 rd motor cylinder, setting the pin 5 (the 6 th output end) of the first 25 of the CD4017 counter as a high potential, and stopping operating the first motor 8; returning to the step 3) to circularly process the 3 rd motor cylinder, and when the step 7) is finished, setting the pin 6 (the 7 th output end) of the first 25 of the CD4017 counter to be at a high potential, operating the first 8 motor, moving the first 9 moving plate to push the 4 th motor cylinder, setting the pin 9 (the 8 th output end) of the first 25 of the CD4017 counter to be at the high potential, and stopping operating the first 8 motor; and returning to the step 3) to circularly process the 4 th motor cylinder, and after the step 6) is finished, working to the step 9).

9) After the 5 th pin (6 th output end) of the third 27 of the CD4017 counter is at high potential, a pulse is input into the 15 th pin (zero clearing input end) of the third 27 of the CD4017 counter, the 3 th pin (0 th output end) of the third 27 of the CD4017 counter is at high potential, the coil of the relay KM10 and the coil of the relay KM11 are both electrified, the normally open contact of the relay KM10 and the normally open contact of the relay KM11 are closed, the capacitor C3 and the capacitor C5 are rapidly discharged, the 5 th pin (6 th output end) of the third 27 of the CD4017 counter is at high potential, a pulse is input into the 14 th pin of the first 25 of the CD4017 counter through the diode D2, the 11 th pin (9 th output end) of the first 25 of the CD4017 counter is at high potential, the triode Q4 is conducted, the triode Q1 is conducted, the coil of the relay KM1 and the coil of the relay KM12 are electrified, the coil of the relay KM 63, a pulse is input into pin 14 of the second counter 26 of the CD4017, and pin 2 (output end 1) of the second counter 26 of the CD4017 is at a high potential; a coil of the electrical appliance KM3 and a coil of the relay KM12 are electrified, a normally open contact of the relay KM3 and a normally open contact of the relay KM12 are closed, the motor I8 rotates reversely, the moving plate I9 moves back, the photoelectric switch 21 leaves the fixed plate 22 at the initial position after moving back for a short distance, the photoelectric switch 21 is disconnected, when the moving plate I9 returns to move forward for a distance of one motor barrel, the photoelectric switch 21 senses the corresponding fixed plate 22, the photoelectric switch 21 is closed again, a pulse is input to the pin 14 of the CD4017 counter II 26, and the pin 4 (the 2 nd output end) of the CD4017 counter II 26 is at a high potential; the first moving plate 9 continues to move back, then the first moving plate moves back for a short section, the photoelectric switch 21 leaves the fixed plate 22 at the initial position, the photoelectric switch 21 is switched off, when the first moving plate 9 returns to advance for 2 motor barrels, the photoelectric switch 21 senses the corresponding fixed plate 22, the photoelectric switch 21 is switched on again, a pulse is input into the 14 pin of the second counter 26 of the CD4017, and the 7 pin (the 3 rd output end) of the second counter 26 of the CD4017 is at a high potential; the first moving plate 9 continues to move back, then the first moving plate moves back for a short section, the photoelectric switch 21 leaves the fixed plate 22 at the initial position, the photoelectric switch 21 is switched off, when the first moving plate 9 returns to advance for 3 motor barrels, the photoelectric switch 21 senses the corresponding fixed plate 22, the photoelectric switch 21 is switched on again, a pulse is input into the pin 14 of the second counter 26 of the CD4017, and the pin 10 (the 4 th output end) of the second counter 26 of the CD4017 is at a high potential; the first moving plate 9 continues to move back, the photoelectric switch 21 leaves the fixed plate 22 at the initial position after moving back for a short section, the photoelectric switch 21 is switched off, when the first moving plate 9 returns to advance for 2 motor barrels, the photoelectric switch 21 senses the corresponding fixed plate 22, the photoelectric switch 21 is switched on again, a pulse is input into the pin 14 of the second counter 26 of the CD4017, the pin 1 (the 5 th output end) of the second counter 26 of the CD4017 is at a high potential, and at the moment, the first moving plate 9 returns to the initial position; after the 1 st pin (the 5 th output end) of the second CD4017 counter 26 is at a high potential, a pulse is input into the first CD4017 counter 25 and the 15 th pin (the zero clearing input end) of the second CD4017 counter 26, the first CD4017 counter 25 and the 15 th pin (the zero clearing input end) of the second CD4017 counter 26 are cleared, the triode Q1 is cut off, the coil of the relay KM1, the coil of the relay KM12 and the coil of the relay KM3 are all powered off, and the circuit board and the control system are reset; the motor barrel on the magazine plate 10 which has been placed in the magazine apparatus 4 is thus finished, and the stop button 23 can be pressed to stop the operation during the machining.

The direct current power supply in the technical scheme is connected with a transient suppression diode in parallel and used for protecting the safety of the circuit.

Fig. 10 is a first embodiment of the dc power supply in the control circuit board of the present invention. As shown in the figure, the dc power supply is a resistance-capacitance step-down dc power supply, and includes a capacitor C10, a capacitor C11, a resistor R13, a rectifier D10, and a voltage regulator D11; a resistor R13 and a capacitor C10 in the resistance-capacitance voltage-reducing type direct-current power supply are connected in parallel, one end of the resistor R13 is connected to an alternating-current access end of a rectifier D10, the other end of the resistor R13 is connected to an external power supply end, the other alternating-current access end of the rectifier D10 is also connected to the other external power supply end, a voltage-stabilizing tube D11 is connected with a capacitor C11 in parallel, the negative electrode of a voltage-stabilizing tube D11 is connected with the positive electrode direct-current output end of a rectifier D10, and the positive electrode of a voltage-.

Fig. 11 shows a second embodiment of the dc power supply in the control circuit board of the present invention. As shown, the dc power supply includes a transformer 32, a rectifier D12, a capacitor C12; the input end of a transformer 32 in the direct current power supply is connected with an external power supply, the output end of the transformer is connected with the alternating current access end of a rectifier D12, and the direct current output end of a rectifier D12 is connected with a capacitor C12 in parallel.

The control circuit board in the technical scheme is additionally provided with a capacitor C9, one end of a capacitor C9 is connected to the negative electrode of a direct current power supply, and the other end of a capacitor C9 is connected to the base electrode of a triode Q2; after the pin 5 (the 6 th output end) of the third 27 of the CD4017 counter is at high potential in the working step 7), a pulse is input into a pin 15 (zero clearing input end) of a third counter 27 of the CD4017, a pin 3 (0 th output end) of the third counter 27 of the CD4017 is high potential, and the triode Q2 is conducted to electrify the coil of the relay KM2, the normally open contact of the relay KM2 is closed, since the photoelectric switch 21 is closed at the beginning, a pulse is input to pin 14 of the CD4017 counter three 27, pin 2 (output terminal 1) of the CD4017 counter three 27 is at a high potential, this process requires that after the third counter 27 of the CD4017 is cleared, a pulse is input into pin 14 of the third counter 27 of the CD4017, although the normally open contact of relay KM2 required a short time to close to ensure that the process was proceeding, the additional capacitor C9 may be more reliable because the capacitor C9 may take a short time to turn on the transistor Q2.

The relay KM2 in the control circuit board in the technical scheme is a time relay, and a time delay function is set to be like an additional capacitor C9.

In addition to the above embodiments, the present invention has other embodiments. All technical equivalents and equivalents which may be substituted for one another are intended to fall within the scope of the claims.

Claims

1. The utility model provides a control circuit board of combined machine tool is attacked to motor cylinder brill which characterized in that: the control circuit board comprises a direct current power supply and a function control circuit; the direct current power supply inputs alternating current and outputs direct current, the positive pole of the direct current is + V1 pole, and the negative pole of the direct current is-V pole; the functional control circuit comprises a resistor R1, a resistor R2, a resistor R3, a resistor R4, a resistor R5, a resistor R6, a capacitor C6, a diode D6, a normally open diode D6, a transistor Q6, a normally open contact of a KM6, a coil of a KM6, a contact point of a KM relay 6, a coil of KM relay 6, a contact point of KM relay, A coil of a relay KM7, a conversion-type contact of a relay KM7, a coil of a relay KM9, a conversion-type contact of a relay KM9, a coil of a relay KM10, a normally-opened contact of a relay KM10, a coil of a relay KM11, a normally-opened contact of a relay KM11, a coil of a relay KM12, a conversion-type contact of a relay KM12, a first CD4017 counter, a second CD4017 counter, a third CD4017 counter, a first NE555P timer, a second NE555P timer, a third NE555P timer and a fourth NE555P timer; one end of a coil of the relay KM1 is connected to the positive electrode of a direct-current power supply through a stop button, the other end of the coil of the relay KM1 is connected to the collector of a triode Q1, the serial connection point of the coil of the relay KM1 and the stop button is + V2, and the coil of the relay KM12 is connected with the coil of the relay KM1 in parallel; a 16 pin of a first CD4017 counter is connected to a + V2 point, 8 pins and 13 pins of the first CD4017 counter are connected to the negative electrode of a direct-current power supply, and a 14 pin of the first CD4017 counter is connected with a start button; a pin 2 of a first CD4017 counter is connected to a base electrode of a triode Q2 through a resistor R2, a collector electrode of a triode Q2 is connected with a coil of a relay KM2, the other end of the coil of the relay KM2 is connected with a + V2 point, an emitter electrode of a triode Q2 is connected to a negative electrode of a direct-current power supply, a pin 2 of the first CD4017 counter is connected to a base electrode of a triode Q3 through a resistor R3, a collector electrode of a triode Q3 is connected with a coil of the relay KM3, the other end of the coil of a relay KM3 is connected with a + V2 point, an emitter electrode of a triode Q3 is connected to a negative electrode of the direct-current power supply, and the pin 2 of the first CD4017 counter, the pin 7 of the first CD4017 counter, the; the 11 feet of the first CD4017 counter are connected to the base electrode of a triode Q1 through a resistor R1, and the emitter electrode of the triode Q1 is connected to the negative electrode of a direct-current power supply; the anode of the diode D1 is connected to the collector of the triode Q3, and the cathode of the diode D1 is connected to the collector of the triode Q1; a 16 pin of a second CD4017 counter is connected to a + V2 point, 8 pins and 13 pins of the second CD4017 counter are connected to the negative electrode of a direct-current power supply, a 14 pin of the second CD4017 counter is connected with a normally open contact of a relay KM1, the other end of the normally open contact of the relay KM1 is connected to a + V2 point through an optoelectronic switch, and a 15 pin of the first CD4017 counter, a 1 pin of the second CD4017 counter and a 15 pin of the second CD4017 counter are connected together; 16 feet of a third CD4017 counter are connected to a + V2 point, 8 feet and 13 feet of the third CD4017 counter are connected to the negative electrode of a direct-current power supply, and 14 feet of the third CD4017 counter are connected to the series branch point of a normally open contact of a relay KM1 and a photoelectric switch through a normally open contact of a relay KM 2; the 4 feet of the CD4017 counter III are connected with the 14 feet of the CD4017 counter I, the 4 feet of the CD4017 counter III are connected with the base electrode of a triode Q5 through a resistor R5, the collector electrode of the triode Q5 is connected with a KM5 coil of a solenoid valve I, and the emitter electrode of the triode Q5 is connected with the negative electrode of a direct-current power supply; a resistor R6 and a capacitor C1 are connected in series, the other end of the resistor R6 is connected to the negative electrode of a direct-current power supply, the other end of the capacitor C1, a reset pin 4 and a power supply pin 8 of a NE555P timer I are connected to the pin 4 of a CD4017 counter III, the series connection point of the resistor R6 and the capacitor C1 is connected to a trigger pin 2 and a threshold pin 6 of a NE555P timer I, a ground pin 1 of the NE555P timer I is connected to the negative electrode of the direct-current power supply, a control pin 5 of the NE555P timer I is connected to the negative electrode of the direct-current power supply through a capacitor C2, an output pin 3 of the NE555P timer I is connected to the base electrode of a triode Q6 through a resistor R7, the collector electrode of the triode Q6 is connected with a coil of a relay KM6, the other end of the coil of the relay KM6 is connected; an output pin 3 of a NE555P timer I is connected with the anode of a diode D5, a resistor R8 and a capacitor C3 are connected in series, the other end of a resistor R8 is connected with the cathode of a direct current power supply, the other end of a capacitor C3, a reset pin 4 and a power supply pin 8 of the NE555P timer II are connected with the cathode of a diode D5, the series connection division point of a resistor R8 and a capacitor C3 is connected with a trigger pin 2 and a threshold pin 6 of an NE555P timer II, a normally open contact of a relay KM10 is connected with a capacitor C3 in parallel, a grounding pin 1 of an NE555P timer II is connected with the cathode of the direct current power supply, a control pin 5 of the NE555P timer II is connected with the cathode of the direct current power supply through a capacitor C4, an output pin 3 of the NE555P timer II is connected with the base of a triode Q7 through a resistor R9, the collector of a triode Q7 is connected with a coil of a relay KM2, the other end of a coil of a relay KM 56 is, the coil of the relay KM9 is connected with the coil of the relay KM7 in parallel; the resistor R10 is connected with the capacitor C5 in series, the other end of the resistor R10 is connected with the cathode of the direct-current power supply, the other end of the capacitor C5, the reset pin 4 and the power supply pin 8 of the NE555P timer III are connected with the cathode of the diode D5, the resistor R10 and the capacitor C5 are connected with the trigger pin 2 and the threshold pin 6 of the NE555P timer III at the series branch point, the normally open contact of the relay KM11 is connected with the capacitor C5 in parallel, the ground pin 1 of the NE555P timer III is connected with the cathode of the direct-current power supply, the control pin 5 of the NE555P timer III is connected with the cathode of the direct-current power supply through the capacitor C6, the output pin 3 of the NE555P timer III is connected with the anode of the diode D3, and the cathode of the diode D3 is; a pin 7 of a CD4017 counter III is connected to a base electrode of a triode Q8 through a resistor R11, a collector electrode of the triode Q8 is connected with a KM8 coil of a solenoid valve II, an emitter electrode of the triode Q8 is connected to a negative electrode of a direct-current power supply, a collector electrode of a triode Q8 is connected to a negative electrode of a diode D8, and an anode of a diode D8 is connected to a collector electrode of the triode Q5; a pin 7 of a third CD4017 counter is connected to the anode of a diode D7, a resistor R12 is connected in series with a capacitor C7, the other end of the resistor R12 is connected to the cathode of a direct-current power supply, the other end of the capacitor C7, a reset pin 4 and a power supply pin 8 of a fourth NE555P timer are connected to the cathode of a diode D7, the series connection point of the resistor R12 and the capacitor C7 is connected to a trigger pin 2 and a threshold pin 6 of the fourth NE555P timer, a ground pin 1 of the fourth NE555P timer is connected to the cathode of the direct-current power supply, a control pin 5 of the fourth NE555P timer is connected to the cathode of the direct-current power supply through a capacitor C8, an output pin 3 of the fourth NE555P timer is connected to the anode of a diode D3, a pin 7 of the third CD4017 counter is connected to the anode of a diode D4, and the cathode of a diode D4 is connected to; a pin 10 of the CD4017 counter III is connected to a base electrode of a triode Q4 through a resistor R4, a collector electrode of a triode Q4 is connected with a coil of a relay KM4, the other end of the coil of the relay KM4 is connected with a + V2 point, an emitter electrode of a triode Q4 is connected to a negative electrode of a direct-current power supply, a collector electrode of the triode Q4 is connected to a negative electrode of a diode D9, an anode electrode of a diode D9 is connected to a collector electrode of the triode Q8, a pin 10 of the CD4017 counter III is connected to an anode electrode of a diode D6, and a cathode electrode of a diode D6 is connected to; the pin 1 of the CD4017 counter III is connected with the cathode of a diode D7; the anode of the diode D2, the pin 5 of the CD4017 counter III and the pin 15 of the CD4017 counter III are connected together, and the cathode of the diode D2 is connected to the pin 14 of the CD4017 counter I; 3 pins of the CD4017 counter III are connected to the negative electrode of a direct-current power supply through a coil of a relay KM10, and the coil of the relay KM10 is connected with the coil of a relay KM11 in parallel; one end of the normally open contact of the relay KM3, one end of the normally open contact of the relay KM4 and one end of the normally open contact of the relay KM6 are all connected together, the other end of the normally open contact of the relay KM3 is connected into a fixed contact in the conversion type contact of the relay KM12, the other end of the normally open contact of the relay KM6 is connected into a fixed contact in the conversion type contact of the relay KM7, and the other end of the normally open contact of the relay KM4 is connected into a fixed contact in the conversion type contact of the relay KM 9.

2. The utility model provides a control system of combined machine tool is attacked to motor cylinder brill which characterized in that: the control system comprises the control circuit board, the photoelectric switch, the fixing plate, the stop button, the start button, the first electromagnetic valve, the second electromagnetic valve, the drilling motor M1, the tapping motor M2, the first motor, the second motor and the third motor; a normally open contact of the relay KM6 of the control circuit board is connected with a drilling motor M1 in series to be connected with an alternating current power supply, wherein one end of the drilling motor M1 is connected with a series branch point of the normally open contact of the relay KM6 of the control circuit board and a conversion-type contact of a relay KM7, and the drilling motor M1 is power for rotating a drill bit in the porous drilling mechanism II; a normally open contact of the relay KM4 of the control circuit board and a tapping motor M2 are connected in series to be connected with an alternating current power supply, wherein one end of the tapping motor M2 is connected with a series connection division point of a normally open contact of the relay KM4 of the control circuit board and a conversion-type contact of a relay KM9, and a tapping motor M2 is power for rotating a tapping knife in a third porous tapping mechanism; a KM5 coil of the first electromagnetic valve is connected with a collector of a triode Q5, the other end of the KM5 coil of the first electromagnetic valve is connected with a + V2 point, and the first electromagnetic valve controls the compression cylinder to stretch; a KM8 coil of the second electromagnetic valve is connected with a collector of a triode Q8, the other end of the KM8 coil of the second electromagnetic valve is connected with a + V2 point, and the second electromagnetic valve controls the extension of the transmission cylinder; the first motor, the second motor and the third motor are positive and negative rotating motors; two movable contacts in the conversion type contacts of the relay KM12 are respectively connected to two ends of a working capacitor in the motor I for reversing, and the serial tapping of two windings in the motor I is connected to an alternating current power supply end connected to the position M1 of the drilling motor; two movable contacts in the conversion type contacts of the relay KM7 are respectively connected to two ends of a working capacitor in the motor II for reversing, and the serial tapping of two windings in the motor II is connected to an alternating current power supply end connected to the position M1 of the drilling motor; two movable contacts in the conversion type contacts of the relay KM9 are respectively connected to two ends of a working capacitor in the motor III for reversing, and the serial tapping of two windings in the motor III is connected to an alternating current power supply end connected to the position M1 of the drilling motor; the photoelectric switches are fixedly connected to a first moving plate of the combined machine tool, the fixed plates are fixedly connected to a rack of the combined machine tool, and the number of the fixed plates is 1 more than that of the electric barrels on the bin plate; after 4 motor barrel blanks are fully placed on the bin plate, a photoelectric switch senses a corresponding fixed plate when a moving plate moves forward one motor barrel; one end of the photoelectric switch is connected to a + V2 point, and the other end of the photoelectric switch is connected with a pin 14 of a CD4017 counter II through a normally open contact of a relay KM 1; one end of the stop button is connected with the positive electrode of the direct-current power supply, the other end of the stop button is connected to one end of the start button, and the other end of the start button is connected with a pin 14 of the first CD4017 counter.

3. The control circuit board of the motor cylinder drilling and tapping combined machine tool according to claim 1, characterized in that: the direct current power supply is a resistance-capacitance voltage reduction type direct current power supply and comprises a capacitor C10, a capacitor C11, a resistor R13, a rectifier D10 and a voltage regulator tube D11; a resistor R13 and a capacitor C10 in the resistance-capacitance voltage-reducing type direct-current power supply are connected in parallel, one end of the resistor R13 is connected to an alternating-current access end of a rectifier D10, the other end of the resistor R13 is connected to an external power supply end, the other alternating-current access end of the rectifier D10 is also connected to the other external power supply end, a voltage-stabilizing tube D11 is connected with a capacitor C11 in parallel, the negative electrode of a voltage-stabilizing tube D11 is connected with the positive electrode direct-current output end of a rectifier D10, and the positive electrode of a voltage-.

4. The control circuit board of the motor cylinder drilling and tapping combined machine tool according to claim 1, characterized in that: the direct current power supply comprises a transformer, a rectifier D12 and a capacitor C12; the input end of a transformer in the direct current power supply is connected with an external power supply, the output end of the transformer is connected with the alternating current access end of a rectifier D12, and the direct current output end of a rectifier D12 is connected with a capacitor C12 in parallel.

5. The control circuit board of the motor cylinder drilling and tapping combined machine tool according to claim 1, characterized in that: a capacitor C9 is added, one end of the capacitor C9 is connected to the negative pole of the direct current power supply, and the other end of the capacitor C9 is connected to the base of the triode Q2.

6. The control circuit board of the motor cylinder drilling and tapping combined machine tool according to claim 1, characterized in that: relay KM2 is a time relay.