CN105127831B - A kind of dual waste scrap device of numerically controlled lathe - Google Patents

Abstract

The invention discloses a kind of dual waste scrap device of numerically controlled lathe, including bottom chip removal mechanism and side wall chip removal mechanism, the bottom chip removal mechanism include by scrap send numerically controlled lathe dual waste scrap device conveyer belt and accept scrap chip area, bottom land of the conveyer belt as chip area, the side wall chip removal mechanism is arranged on the top of chip area, the drive component that the side wall chip removal mechanism is included the scraper plate that is fitted with numerically controlled lathe holster shell and drives scraper plate to move back and forth.The dual waste scrap device of the numerically controlled lathe of the present invention, by the setting of drive component, it is possible to effectively drive scraper plate to move back and forth in holster shell, it is possible to be effectively cleaned holster shell inwall.

Description

A kind of dual waste scrap device of numerically controlled lathe

Technical field

The present invention relates to a kind of numerical control device, the dual waste scrap device of more particularly to a kind of numerically controlled lathe.

Background technology

The dual waste scrap device of numerically controlled lathe can produce a lot of scrap in the various workpiece of car, in order to ensure lathe Normal run, be accomplished by being equipped with chip removal mechanism on the dual waste scrap device of numerically controlled lathe, to work in lathe during and When the scrap produced by which is discharged, the structure of existing chip removal mechanism generally comprises chip area and is arranged on flute The conveyer belt at bottom, during chip removal, produced scrap is dropped in chip area, then by the operating of conveyer belt Just effectively scrap can be discharged from the dual waste scrap device of numerically controlled lathe.

But the dual waste scrap device of existing numerically controlled lathe is to lead to the part of required car during work Cross fixture to be fixed on rotating disk, rotated by driven by rotary disc parts at high speeds, then leaned on by lathe tool sliding on slide rail slowly Nearly rotating disk, last lathe tool contact with part, thus effectively can go out required part by car, due to car during turn Disk is rotation at a high speed, thus produced scrap disorderly will fly, and a part is attached to the dual waste scrap device machine of numerically controlled lathe On the inwall of rack enclosure so that the mobile door in holster shell is blocked when running and cannot be opened or the problem that closes, and existing Chip removal mechanism be merely able to passive wait scrap to drop on chip area, thus can not remove well and be attached in holster shell Scrap on wall.

Content of the invention

In view of the shortcomings of the prior art, it is an object of the invention to provide one kind can effectively remove holster shell The dual waste scrap device of the numerically controlled lathe of scrap on inwall.

For achieving the above object, the invention provides following technical scheme：A kind of dual waste scrap device of numerically controlled lathe, Including bottom chip removal mechanism and side wall chip removal mechanism, the bottom chip removal mechanism includes for scrap sending the dual useless of numerically controlled lathe The conveyer belt of bits processor and the chip area of undertaking scrap, bottom land of the conveyer belt as chip area, the side wall Scrap-removing machine Structure is arranged on the top of chip area, and the side wall chip removal mechanism includes scraper plate and the driving that fits with numerically controlled lathe holster shell The drive component that scraper plate is moved back and forth, the drive component include being arranged in holster shell along consolidating that slide rail length direction extends Dead axle, the motor for being fixed on fixing axle one end and in fixing axle sliding slide block, the slide block mutually fixed with scraper plate, Screw rod is fixed with coaxially in the motor rotating shaft, the screw rod is threadedly coupled with slide block, be additionally provided with the motor The drive circuit for rotating and reverse of its timing, the drive circuit is driven to include that control circuit, timing circuit, detection scrap are Serial communication circuit and motor rotating that the detection circuit of no covering holster shell is communicated with extraneous host computer Positive and negative rotation circuit, the serial communication circuit, detection circuit, timing circuit with control circuit couple, the timing circuit Couple with positive and negative rotation circuit, positive and negative rotation circuit and motor are coupled, the motor is direct current generator, and with rotating electricity Road couples, and the control circuit includes 51 single-chip microcomputers, and there is the single-chip microcomputer I/O mouths, the detection circuit to include TCS230 chips And the colored ribbon for supplying TCS230 chip detections is attached in holster shell, the TCS230 chips have power interface, connect Mouth, signal output interface and signal input interface, wherein the I/O mouths of signal output interface and signal input interface with single-chip microcomputer Coupling, power interface connect power supply, and ground interface is grounded, and the serial communication circuit includes communication jacks and MAX232 chips, institute State MAX232 chips and there are two signal input parts and two signal output parts, one of signal input part and a signal are defeated Go out end to couple with 51 single-chip microcomputers as one group, another signal input part and signal output part are used as another group and communication jacks coupling Connect, the timing circuit includes that 555 timing chips, the power pins coupling external power source of the chip, grounding pin are grounded, and which is defeated Go out pin coupling positive and negative rotation circuit；Two resistance, one of resistance are coupled to external power source and are drawn with the electric discharge of 555 timing chips Between pin, another resistance is coupled between the electric discharge pin of 555 timing chips and voltage triggered pin；Two electric capacity, wherein One electric capacity is coupled between the voltage triggered pin of 555 timing chips and ground, and another electric capacity is coupled to 555 timing chips Between control voltage pin and ground, the I/O mouths coupling of the 5th pin and 51 single-chip microcomputers of 555 timing chip, the rotating Circuit includes PMOS, and the control end of the PMOS is coupled to the output pin of 555 timing chips, and first end is just being coupled to outside Pole power supply, second rectify to coupling motor after be grounded；NMOS tube, the NMOS tube control end are coupled to 555 timing chips Output pin, first end are grounded, and the second end reversely couples motor and is followed by external positive power supply, and the body of lathe bed is near row Longitudinal dregs guiding groove is offered on the position of bits groove, spiral chip cleaner is housed in longitudinal dregs guiding groove, the spiral chip cleaner Front end connects reductor, reductor and motor connection by shaft coupling, and motor and speed reducer is fixedly mounted on lathe bed, spiral Water tank and slug collection case are set below the rear end of chip cleaner, and water tank is connected with longitudinal dregs guiding groove, and the spiral chip cleaner is Helical form iron plate, wherein helical form iron plate are contacted with longitudinal dregs guiding groove, and the circle centre position of the helical form iron plate wears There is axle, the axle is coaxially fixed with output end of reducer, helical form iron plate is welded on the side of axle, the slide block offers slide opening And screwed hole, the fixing axle arranged through slide opening, and the screw rod is threadedly coupled with screwed hole.

As a further improvement on the present invention, the colored ribbon is red color band.

As a further improvement on the present invention, the conveyor surface of the conveyer belt is evenly distributed with dividing plate, the conveyer belt Both sides are equipped with rib, and the rib is wholely set with conveyer belt, if tape transport face is separated into by the rib and dividing plate Dry equal-sized conveying space.

As a further improvement on the present invention, the conveyer belt includes that conveyer belt and belt pulley, the conveyer belt are set in On belt pulley.

The invention has the advantages that, by the setting of scraper plate and drive component, it is possible to effectively by driving Component thus can will be attached to holster shell inwall by scraper plate driving scraper plate to move back and forth on the inwall of holster shell On scrap scrape off, feed them in the chip area of lower section, then seen off by conveyer belt, thus can be effective Realize cleaning up the scrap on holster shell inwall, compared to the chip removal mechanism of prior art, with more comprehensively Clearing function, and the work that the setting for passing through control circuit just effectively can be coordinated between various pieces, by detecting circuit Setting whether just can effectively detect scrap in holster shell excessive, if scrap excessively so detection circuit will Send detection signal to control circuit, control circuit will driving timing circuit, timing circuit will drive positive and negative rotation circuit, have The rotating for realizing motor of effect, while by the setting of serial communication circuit, people can just pass through host computer pair The setting of 51 single-chip microcomputers is modified, and thus can effectively realize the extension for detecting electric circuit inspection colored ribbon, and scrap Excessive degree, the regard that whole side wall chip removal mechanism so just can be enabled preferably to meet people go work, it appears more Intellectuality, the present invention by going out longitudinal dregs guiding groove in body of lathe bed cast inside, by self structure will process generation Scrap, waste collection are in dregs guiding groove.Spiral chip cleaner is installed in dregs guiding groove, by Motor drive reductor, then by slowing down Machine drives spiral chip cleaner by shaft coupling, and the scrap so as to the scrap fallen in lathe bed dregs guiding groove to be longitudinally discharged to tailstock is received In header, coolant is recovered in water tank, makes chip removal process quick and convenient, and spiral chip cleaner is made curl iron Piece, which is simple for structure, easily manufactured, using reliable, with low cost.

Description of the drawings

Fig. 1 is the overall structure figure of the numerically controlled lathe of the application present invention；

Fig. 2 is the overall structure figure of drive component in Fig. 1；

Circuit diagrams of the Fig. 3 for drive circuit；

Fig. 4 is the cut-away view of longitudinal dregs guiding groove in Fig. 1.

Specific embodiment

Referring to figs. 1 to shown in 4, a kind of dual waste scrap device of numerically controlled lathe of the present embodiment, including bottom Scrap-removing machine Structure 1 and side wall chip removal mechanism 2, the bottom chip removal mechanism 1 include the dual waste scrap device that scrap is sent numerically controlled lathe Conveyer belt 11 and the chip area 12 of undertaking scrap, bottom land of the conveyer belt 11 as chip area 12, the side wall chip removal mechanism 2 Be arranged on the top of chip area 12, the side wall chip removal mechanism 2 include the scraper plate 21 that fits with numerically controlled lathe holster shell and The drive component 22 for driving scraper plate 21 to move back and forth, the drive component 22 include being arranged in holster shell along slide rail length side To extend fixing axle 221, be fixed on 221 one end of fixing axle motor 222 and in fixing axle 221 sliding slide block 223, the slide block 223 is mutually fixed with scraper plate 21, is coaxially fixed with screw rod 2221, the spiral shell in 222 rotating shaft of the motor Bar 2221 is threadedly coupled with slide block 223, is additionally provided with the driving electricity for rotating and reverse for driving its timing on the motor 222 Road 5, the drive circuit 5 include whether control circuit 53, timing circuit 51, detection scrap cover the detection circuit of holster shell 54 serial communication circuits 55 communicated with extraneous host computer and the positive and negative rotation circuit 52 of motor rotating, described Serial communication circuit 55, detection circuit 54, timing circuit 51 are coupled with control circuit 53, the timing circuit 51 and rotating Circuit 52 is coupled, and positive and negative rotation circuit 52 is coupled with motor 222, and the motor 222 is direct current generator, and and rotating Circuit 52 is coupled, and the control circuit 53 includes 51 single-chip microcomputers 531, and the single-chip microcomputer 531 has I/O mouths, the detection circuit 54 Including TCS230 chips 541 and be attached in holster shell for TCS230 chips 541 detection colored ribbon, the TCS230 chips There is power interface, ground interface, signal output interface and signal input interface, wherein signal output interface and signal input to connect Mouth is coupled with the I/O mouths of single-chip microcomputer, and power interface connects power supply, and ground interface is grounded, and the serial communication circuit 55 includes leading to Letter rack mouth 551 and MAX232 chips 552, the MAX232 chips 552 have two signal input parts and two signal output parts, One of signal input part and a signal output part are coupled with 51 single-chip microcomputers 531 as one group, another signal input part Couple with communication jacks 551 as another group with signal output part, the timing circuit 51 includes 555 timing chips 511, the core The power pins coupling external power source of piece, grounding pin are grounded, its output pin coupling positive and negative rotation circuit 52；Two resistance, its In a resistance be coupled between the electric discharge pin of external power source and 555 timing chips 511, it is fixed that another resistance is coupled to 555 When chip 511 electric discharge pin and voltage triggered pin between；Two electric capacity, one of electric capacity are coupled to 555 timing chips Between 511 voltage triggered pin and ground, another electric capacity is coupled to the control voltage pin and ground of 555 timing chips 511 Between, the I/O mouths coupling of the 5th pin and 51 single-chip microcomputers 531 of 555 timing chip 511, the positive and negative rotation circuit 52 include PMOS, the control end of the PMOS are coupled to the output pin of 555 timing chips, and first end is coupled to external positive power supply, Second rectify to coupling motor 222 after be grounded；NMOS tube, the NMOS tube control end are coupled to the output of 555 timing chips Pin, first end are grounded, and the second end reversely couples motor 222 and is followed by external positive power supply, and the body of lathe bed is near row Longitudinal dregs guiding groove 6 is offered on the position of bits groove 12, spiral chip cleaner 61, the spiral row are housed in longitudinal dregs guiding groove 6 The front end of bits device 61 connects reductor 62 by shaft coupling, and reductor 62 is connected with motor 63, and motor 63 and reductor 62 are solid Dingan County is mounted on lathe bed, arranges water tank 64 and slug collection case 65 below the rear end of spiral chip cleaner 61, and water tank 64 is led with longitudinal direction Bits groove 6 be connected, the spiral chip cleaner 61 be helical form iron plate, wherein helical form iron plate with 6 phase of longitudinal dregs guiding groove Contact, the circle centre position of the helical form iron plate are equipped with axle, and the axle is coaxially fixed with 62 output end of reductor, and helical form iron plate is welded It is connected on the side of axle, the slide block 223 offers slide opening 3 and screwed hole 4, the fixing axle 221 is arranged through slide opening 3, institute State screw rod 2221 to be threadedly coupled with screwed hole 4, during the dual waste scrap device of the numerically controlled lathe for using, by lathe tool Gradual for workpiece car is shaped by component, during its car shapes constantly will produce scrap, and a part of scrap is dropped to On chip area 12, directly discharged from holster shell by conveyer belt 11, another part will descend slowly and lightly in the inwall of holster shell On, it is attached to above, at this moment chip removal mechanism effectively cannot be cleared up to the scrap of this part, so drive component 22 is just Scraper plate 21 can be driven to move back and forth in holster shell, as scraper plate 21 is fitted with holster shell inwall, so in scraper plate During 21 move back and forth, the scrap being attached on holster shell inwall will be scraped off so as to drop on chip removal mechanism, As chip removal mechanism is discharged from holster shell, so by the setting of side wall chip removal mechanism 2, it is possible to effectively and chip removal Mechanism is engaged and emits the scrap on holster shell inwall, wherein, as shown in Fig. 2 when drive component 22 is operated Wait, first fixing axle 221 is fixed in holster shell, as shown in figure 1, the fixing axle 221 and the slide rail inside holster shell Be arranged in parallel, motor 222 is operated afterwards, rotate its rotary shaft, thus screw rod 2221 will be driven and rotate, at this moment by It is threadedly coupled with slide block 223 in screw rod 2221, while slide block 223 is sliding be connected in fixing axle 221, so in spiral shell During bar 2221 is rotated, due to the inhibition of fixing axle 221, screw rod 2221 can not be rotated with movable slider 223, because And slide block 223 will be because of the rotation of screw rod 2221 sliding in fixing axle 221, so as to drive scraper plate 21 in fixing axle 221 By rotating and reverse for motor 222, sliding, just effectively can realize that scraper plate 21 is moved back and forth in fixing axle 221, This makes it possible to the effect for effectively realizing driving scraper plate 21 to move back and forth inside holster shell, then, as shown in figure 3, Before using side wall chip removal mechanism 2, first drive circuit 5 is electrified, the instruction for then passing through host computer is inserted by communication In 551, MAX232 of mouth chips 552, after the process of MAX232 chips 552,51 single-chip microcomputers 531 will be converted instructions into The signal being capable of identify that, is then transmitted in 51 single-chip microcomputers 531,51 single-chip microcomputers 531 upon receipt of this signal, just Internal can arrange, be then operated, after scrap is attached to and in holster shell covers colored ribbon, TCS230 chips 541 are with regard to nothing Method detects colored ribbon, and at this moment TCS230 chips 541 will be input into a drive signal to 51 single-chip microcomputer 531, represent now scrap Needs are cleared up, and such 51 single-chip microcomputer 531 will send a drive signal in timing circuit 51, in timing circuit 51 555 timing chips 511 upon receipt of this signal, will work, and during work, external power source will be defeated first Enter in the power pins of 555 timing chips 511, power to 555 timing chips 511 so that 555 timing chips 511 work, outward The electric current of portion's power supply arrives ground after flowing through two resistance that connects and electric capacity, so electric current will pass through resistance and charge to electric capacity, 2,6 interfaces wherein in figure are respectively low pressure threshold interface and HVT high voltage threshold's interface, in the charging process of electric capacity, its two ends Voltage will gradually rise, and when the voltage that electric capacity couples one end with 2,6 interfaces will gradually rise, output interface 3 exports high electricity Flat, after its voltage is more than the threshold voltage of 6 interfaces, output interface 3 exports low level, while opening electric discharge interface 7 makes electricity Hold and discharged by resistance, the voltage allowed on electric capacity slowly declines, after the voltage on electric capacity drops to 2 interface threshold values, Output interface 3 exports high level, while the interface 7 that discharges is closed, electric capacity will be recharged, and the voltage above which will be gone up again Rise, after which is increased over the threshold voltage of 6 interfaces, will repeat in process above, thus can effectively order about 555 The output interface 3 of timing chip 511 exports a square wave, while amount of capacity and electricity of the time cycle of the square wave by electric capacity The resistance of resistance determines that the square wave will be input in positive and negative rotation circuit 52, as shown in FIG. afterwards, as PMOS is control end Input low level is turned on, so when 555 timing chips 511 export low level, PMOS is turned on, simultaneously because NMOS tube High level is turned on, so at this time NMOS tube is not turned on, sense of current is exactly from the bottom up, drives motor 222 to rotate, This when is assumed for rotating forward, when 555 timing chip 511 exports high level, PMOS is not turned on, and NMOS tube is led Logical, so as shown in FIG., sense of current will from the bottom up, complete phase when the sense of current is turned on PMOS before Instead, thus motor 222 at this moment turn to when will turn on PMOS completely conversely, thus for inverting, so exist During 222 rotating of motor, slide block 223 will be moved back and forth in fixing axle 221, so as to drive scraper plate 21 in frame Inside the shell is moved back and forth, and thus effectively can be scraped off the scrap on holster shell inwall, is realized in holster shell The cleaning of wall, it is to avoid due to the problem that sliding door caused by scrap is blocked, meanwhile, the present invention passes through in body of lathe bed cast inside Go out longitudinal dregs guiding groove 6, the scrap for producing will be processed by self structure, waste collection is in dregs guiding groove 6.In dregs guiding groove 6 Spiral chip cleaner 61 is installed, reductor 62 is driven by motor 63, then spiral chip cleaner is driven by shaft coupling by reductor 62 61, so as to the scrap fallen in lathe bed dregs guiding groove 6 is longitudinally discharged in the slug collection case 65 of tailstock, coolant is recovered to water In case 64, make chip removal process quick and convenient, and spiral chip cleaner 61 makes curl iron plate is simple for structure, manufacturer Just, using reliable, with low cost so that longitudinal dregs guiding groove 6 is engaged the effect for realizing two-way chip removal with chip area 12, further The chip removal efficiency of numerically controlled lathe is increased, in fixing axle 221 when sliding, slide opening 3 will be enclosed within fixing axle to slide block 223 On 221, anti-limited slip block 223 is departed from fixing axle 221 so that slide block 223 cannot be in the problem of 221 sliding of fixing axle, while logical Cross screwed hole 4 to be just effectively engaged with screw rod 2221, when effectively realizing that screw rod 2221 is rotated, drive slide block 223 effects moved back and forth in fixing axle 221.

Used as a kind of improved specific embodiment, the colored ribbon is red color band, due to the detection that the present embodiment is adopted Chip is TCS230 chips 541, and TCS230 chips 541 are a kind of color detection chips, its color for predominantly detecting have red, yellow, Blue three kinds, so colored ribbon is arranged to redness here, it is possible to will detect that red instruction is transferred to by MAX232 chips 552 In 51 single-chip microcomputers 531,51 single-chip microcomputers 531 are transferred to this instruction in TCS230 chips 541 again, at this moment TCS230 chips 541 Will start to detect red color band, when scrap is completely covered colored ribbon, mean that now scrap is excessive, then TCS230 chips 541 cannot just detect colored ribbon, thus will send drive signal to 51 single-chip microcomputers 531, such side wall chip removal Mechanism 2 just can be good at the scrap that clears up on holster shell inwall.

Used as a kind of improved specific embodiment, the conveyor surface of the conveyer belt 11 is evenly distributed with dividing plate, described defeated The both sides with 11 are sent to be equipped with rib, the rib is wholely set with conveyer belt, conveyer belt 11 is conveyed by the rib and dividing plate Face is separated into several equal-sized conveying spaces, by the setting of dividing plate and baffle plate, falls on conveyer belt 11 in scrap When, will fall in the groove one by one being made up of rib, conveyer belt and dividing plate, thus scrap just can preferably with Conveyer belt 11 is delivered to outside lathe, and is not easy to occur the problem that scrap occurs disorderly spreading during conveying, wherein this In rib and dividing plate figure in not shown.

Used as a kind of improved specific embodiment, the conveyer belt 11 includes conveyer belt and belt pulley, the conveyer belt It is arranged over pulleys carried, by the setting of belt pulley, it is possible to effectively drive conveyer belt to be conveyed using belt transmission , simple structure uses and very facilitates.

In sum, by the setting of scraper plate 21, it is possible to effectively the inwall of holster shell is cleaned, and is passed through The setting of drive component 22, it is possible to effectively drive scraper plate 21 to move back and forth in holster shell, to realize cleaning outside frame The function of shell inwall, compares existing chip removal mechanism, with more preferable cleaning effect.

The above is only the preferred embodiment of the present invention, and protection scope of the present invention is not limited merely to above-mentioned enforcement Example, all technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that for the art Those of ordinary skill for, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications Should be regarded as protection scope of the present invention.

Claims (4)

1. a kind of dual waste scrap device of numerically controlled lathe, including bottom chip removal mechanism (1) and side wall chip removal mechanism (2), described Bottom chip removal mechanism (1) includes for scrap sending the conveyer belt (11) of numerically controlled lathe and accepts the chip area (12) of scrap, described Bottom land of the conveyer belt (11) as chip area (12), side wall chip removal mechanism (2) are arranged on the top of chip area (12), and which is special Levy and be：Side wall chip removal mechanism (2) are included the scraper plate (21) that is fitted with numerically controlled lathe holster shell and drive scraper plate (21) drive component (22) for moving back and forth, described drive component (22) include being arranged in holster shell along slide rail length direction The fixing axle (221) of extension, the motor (222) for being fixed on fixing axle (221) one end and sliding in fixing axle (221) Slide block (223), slide block (223) are mutually fixed with scraper plate (21), are coaxially fixed with spiral shell in motor (222) rotating shaft Bar (2221), screw rod (2221) are threadedly coupled with slide block (223), and which is fixed to be additionally provided with driving on motor (222) When the drive circuit (5) for rotating and reverse, described drive circuit (5) include control circuit (53), timing circuit (51), detection Scrap whether cover the serial communication circuit (55) communicated with extraneous host computer by the detection circuit (54) of holster shell and The positive and negative rotation circuit (52) of motor rotating, serial communication circuit (55), detection circuit (54), timing circuit (51) Couple with control circuit (53), timing circuit (51) and positive and negative rotation circuit (52) coupling, positive and negative rotation circuit (52) and drive Dynamic motor (222) couple, and described motor (222) are direct current generator, and couple with positive and negative rotation circuit (52), the control electricity Road (53) includes that there is I/O mouths, described detection circuit (54) to include TCS230 cores for 51 single-chip microcomputers (531), 51 single-chip microcomputer (531) Piece (541) and the colored ribbon detected for TCS230 chips (541) is attached in holster shell, described TCS230 chips (541) have There are power interface, ground interface, signal output interface and signal input interface, wherein signal output interface and signal input interface Couple with the I/O mouths of single-chip microcomputer, power interface connects power supply, ground interface is grounded, and described serial communication circuit (55) include logical Letter rack mouth (551) and MAX232 chips (552), described MAX232 chips (552) have two signal input parts and two signals Output end, one of signal input part and a signal output part are coupled with 51 single-chip microcomputers (531) as one group, another letter Number input and signal output part are coupled with communication jacks (551) as another group, and described timing circuit (51) include 555 timings Chip (511), the power pins coupling external power source of the chip, grounding pin are grounded, its output pin coupling positive and negative rotation circuit (52)；Two resistance, one of resistance are coupled between the electric discharge pin of external power source and 555 timing chips (511), another Individual resistance is coupled between the electric discharge pin and voltage triggered pin of 555 timing chips (511)；Two electric capacity, one of electricity Hold and be coupled between the voltage triggered pin and ground of 555 timing chips (511), another electric capacity is coupled to 555 timing chips (511) between control voltage pin and ground, the I/O of the 5th pin and 51 single-chip microcomputers (531) of 555 timing chip (511) Mouthful coupling, described positive and negative rotation circuit (52) include that PMOS, the control end of the PMOS are coupled to the output of 555 timing chips and draw Pin, first end are coupled to external positive power supply, second rectify to coupling motor (222) be grounded afterwards；NMOS tube, the NMOS tube Control end is coupled to the output pin of 555 timing chips, and first end is grounded, and the second end reversely couples motor (222) and is followed by External positive power supply, the body of lathe bed offer longitudinal dregs guiding groove (6) on the position of chip area (12), and the longitudinal direction is led Spiral chip cleaner (61) is housed in bits groove (6), the front end of spiral chip cleaner (61) connects reductor (62) by shaft coupling, Reductor (62) is connected with motor (63), and motor (63) and reductor (62) are fixedly mounted on lathe bed, spiral chip cleaner (61) water tank (64) and slug collection case (65) are set below rear end, and water tank (64) is connected with longitudinal dregs guiding groove (6), described Spiral chip cleaner (61) is helical form iron plate, and wherein helical form iron plate is contacted with longitudinal dregs guiding groove (6), the spiral The circle centre position of shape iron plate is equipped with axle, and the axle is coaxially fixed with reductor (62) output end, and helical form iron plate is welded on the side of axle On face, slide block (223) offer slide opening (3) and screwed hole (4), and described fixing axle (221) are arranged through slide opening (3), institute State screw rod (2221) to be threadedly coupled with screwed hole (4).

2. the dual waste scrap device of numerically controlled lathe according to claim 1, it is characterised in that：The colored ribbon is red color Band.

3. the dual waste scrap device of numerically controlled lathe according to claim 2, it is characterised in that：Conveyer belt (11) Conveyor surface is evenly distributed with dividing plate, and the both sides of conveyer belt (11) are equipped with rib, and the rib is wholely set with conveyer belt, Conveyer belt (11) conveyor surface is separated into several equal-sized conveying spaces by the rib and dividing plate.

4. the dual waste scrap device of numerically controlled lathe according to claim 3, it is characterised in that：Described conveyer belt (11) wrap Conveyer belt and belt pulley is included, the conveyer belt is arranged over pulleys carried.