CN201603903U - PLC-controlled beveling machine - Google Patents

Abstract

The utility model discloses a PLC-controlled beveling machine which comprises a motor. A motor shaft is in driving connection with a speed reducer, a cutter holder and a cutter arranged on a gear ring, a displacement sensor, a speed sensor and a PLC controller. The signals of the displacement sensor and the speed sensor are input into the PLC controller after A/D conversion, and then the automatic operation is realized through program control. The three-phase motor and the speed reducer are controlled by the output signal of the PLC controller. A CPU module of a PLC system is connected with a display screen through a serial port; an analogue input module of the sensor is connected by an I/O port; the relevant data are input into the PLC by the displacement sensor and the speed sensor; and the PLC program is programmed by artificially judging the operation program. The utility model has the advantages of high processing efficiency and precision, compact structure, long service life and good use effect.

Description

A kind of PLC control beveling machine

One, technical field

The utility model relates to a kind of PLC control beveling machine.

Two, background technology

At present, there is the problem that precision is not high enough, speed slow, the life-span is relatively shorter in beveling machine.Such as: 200720083774.0 patents relate to pipeline and cut off beveling machine, are made up of driving mechanism, cutter frame mechanism and clamp mechanism, it is characterized in that described clamp mechanism is made of annular body and clamping screw mandrel, clamps the circumferencial direction that screw mandrel evenly is arranged on body; Described driving mechanism is made of gear wheel, guide rail, roller, motor and reduction box, and guide rail is positioned on the gear wheel, and roller is installed on the body, cooperates with guide rail on the gear wheel; Motor and reduction box are fixed on the body, and the output gear of reduction box is meshed with gear wheel; Described cutter frame mechanism comprises carriage saddle and cutter box, and carriage saddle is fixed on the gear wheel, and the cutter box links to each other with carriage saddle by horizontal feed mechanism.The utility model is simple in structure, and fitting operation is convenient, can onlinely install, process, and a clamping can be finished the work of cutting, sloping internal orifice and sloping collar extension, high efficiency, and machined surface quality is particularly suitable for large diameter pipeline site operation.200720046871.2 patent relates to a kind of electric pipe fitting bevelling machine, belongs to the machining equipment technical field.It mainly adopts vertical carriage component is installed on the lathe bed mechanism components, the cross slide assembly is contained on vertical carriage component, the headstock assembly is contained on the cross slide assembly, cutter-head mechanism is contained in headstock assembly spindle nose, electric lifting mechanism is installed in lathe bed mechanism components front end, and electric appliance control box is contained in headstock assembly front end top.The utility model is simple, compact and reasonable for structure; Automaticity height, but pipe center up-down adjustment make all size pipe fitting center consistent with the beveling machine center; But groove face cutter saddle differential auto-feed; Manual fine-tuning and electronic fast advance and retreat tool function; Workpiece clamps and not limited by external form, can improve working efficiency at double; Applied widely, can prepare different anchor clamps, can process the pipe end groove of straight tube and elbow etc.

Three, summary of the invention

A kind of PLC control beveling machine comprises motor, and the motor shaft decelerator that is in transmission connection is contained in knife rest and cutter thereof on the gear ring, displacement transducer, velocity sensor, PLC controller; It is characterized in that connecting and composing dismountable circulating type fuselage by the arc sub-assembly; Fuselage is provided with locking device and rolls guide wheel, gear ring with roll guide wheel and flexibly connect; Power makes driving gear drive gear ring through decelerator and rotates around pipe, is contained in knife rest on the gear ring and cutter thereof and rotates thereupon and do feed campaign, finishes the cutting and the groove of pipe are processed; Decelerator is fixed on the casing and base is connected with transverse bottom plate, be provided with two blocks of parallel side plates on the both sides of transverse bottom plate, on transverse bottom plate and side plate, be equipped with handle, the output shaft end of decelerator is between two blocks of side plates, be connected with facing cutter on it, two mutually perpendicular guide plates laterally are connected on the side plate and facing cutter matches constitutes the groove milling attachment; Displacement transducer, speed sensor signal are realized operation automatically through A/D conversion input PLC controller through programme-control; Three phase electric machine and decelerator are by the control of PLC controller output signal, and PLC system CPU module is connected by serial line interface with display screen, and Sensor Analog Relay System amount input module is connected by the I/O mouth, and displacement transducer, velocity sensor are imported PLC with related data; According to artificial judgment operation sequence establishment PLC program.Working (machining) efficiency and precision height, compact conformation, the life-span is long, result of use good.

Four, description of drawings

Fig. 1 is a kind of PLC control beveling machine structure principle chart.

Five, the specific embodiment

Below in conjunction with the concrete technical scheme of accompanying drawing introduction:

Fig. 1 is a kind of PLC control beveling machine structure principle chart, and 1 is displacement transducer in Fig. 1; 2 is velocity sensor; 3 is the I/O mouth; 4 is the PLC controller; 5 is three phase electric machine; 6 is decelerator;

Beveling machine comprises motor, and the motor shaft decelerator that is in transmission connection is contained in knife rest and cutter thereof on the gear ring, displacement transducer, velocity sensor, PLC controller; It is characterized in that connecting and composing dismountable circulating type fuselage by the arc sub-assembly; Fuselage is provided with locking device and rolls guide wheel, gear ring with roll guide wheel and flexibly connect; Power makes driving gear drive gear ring through decelerator and rotates around pipe, is contained in knife rest on the gear ring and cutter thereof and rotates thereupon and do feed campaign, finishes the cutting and the groove of pipe are processed; Decelerator is fixed on the casing and base is connected with transverse bottom plate, be provided with two blocks of parallel side plates on the both sides of transverse bottom plate, on transverse bottom plate and side plate, be equipped with handle, the output shaft end of decelerator is between two blocks of side plates, be connected with facing cutter on it, two mutually perpendicular guide plates laterally are connected on the side plate and facing cutter matches constitutes the groove milling attachment; Displacement transducer, speed sensor signal are realized operation automatically through A/D conversion input PLC controller through programme-control; Three phase electric machine and decelerator are by the control of PLC controller output signal, and PLC system CPU module is connected by serial line interface with display screen, and Sensor Analog Relay System amount input module is connected by the I/O mouth, and displacement transducer, velocity sensor are imported PLC with related data; According to artificial judgment operation sequence establishment PLC program; Motor is efficient, powerful three phase electric machine.Decelerator is compact conformation, heat-resisting aluminium alloy decelerator.Main parts size is that spheroidal graphite cast-iron constitutes.The portable pipe beveling machine is a power with powerful three phase electric machine, obtains the slow-speed of revolution through several grades of planetary gears and turns round the driving of short sword dish greatly.Self-acting feed mechanism is housed on the cutterhead, can in 0 ° of-37 ° of degree scope, carries out groove pipe.Make the pipe center by oneself, swelling speed is fast, and is simple to operate.

The utility model working (machining) efficiency and precision height, compact conformation, the life-span is long, result of use good.

Claims (1)

1. PLC control beveling machine comprises motor, and the motor shaft decelerator that is in transmission connection is contained in knife rest and cutter thereof on the gear ring, displacement transducer, velocity sensor, PLC controller; It is characterized in that connecting and composing dismountable circulating type fuselage by the arc sub-assembly; Fuselage is provided with locking device and rolls guide wheel, gear ring with roll guide wheel and flexibly connect; Power makes driving gear drive gear ring through decelerator and rotates around pipe, is contained in knife rest on the gear ring and cutter thereof and rotates thereupon and do feed campaign, finishes the cutting and the groove of pipe are processed; Decelerator is fixed on the casing and base is connected with transverse bottom plate, be provided with two blocks of parallel side plates on the both sides of transverse bottom plate, on transverse bottom plate and side plate, be equipped with handle, the output shaft end of decelerator is between two blocks of side plates, be connected with facing cutter on it, two mutually perpendicular guide plates laterally are connected on the side plate and facing cutter matches constitutes the groove milling attachment; Displacement transducer, speed sensor signal are realized operation automatically through A/D conversion input PLC controller through programme-control; Three phase electric machine and decelerator are by the control of PLC controller output signal, and PLC system CPU module is connected by serial line interface with display screen, and Sensor Analog Relay System amount input module is connected by the I/O mouth, and displacement transducer, velocity sensor are imported PLC with related data; According to artificial judgment operation sequence establishment PLC program.

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