CN105127831A

CN105127831A - Dual waste scrap treatment device for numerically controlled lathe

Info

Publication number: CN105127831A
Application number: CN201510621592.3A
Authority: CN
Inventors: 丁晓伟; 陈戌连
Original assignee: ZHEJIANG JINTANG MACHINE TOOL CO Ltd
Current assignee: ZHEJIANG JINTANG MACHINE TOOL CO Ltd
Priority date: 2015-09-25
Filing date: 2015-09-25
Publication date: 2015-12-09
Anticipated expiration: 2035-09-25
Also published as: CN105127831B

Abstract

The invention discloses a dual waste scrap treatment device for a numerically controlled lathe. The dual waste scrap treatment device comprises a bottom scrap discharge device and a side wall scrap discharge device, wherein the bottom scrap discharge device comprises a conveying belt of the dual waste scrap treatment device, which is used for discharging waste scrap out of the dual waste scrap treatment device and a scrap discharge groove used for accommodating waste scraps; the conveying belt is used as a groove bottom of the scrap discharge groove; the side wall scrap discharge device is arranged above the scrap discharge groove and comprises a scrapping plate fitted with a rack housing of the numerically controlled lathe and a driving component used for driving the scrapping plate to move back and forth. According to the dual waste scrap treatment device disclosed by the invention, by arranging the driving component, the scrapping plate is effectively driven to move back and forth in the rack housing, so that the inner wall of the rack housing can be effectively cleaned.

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, relate to a kind of dual waste scrap device of numerically controlled lathe in particular.

Background technology

The dual waste scrap device of numerically controlled lathe can produce a lot of scrap when the various workpiece of car, in order to ensure the normal operation of lathe, the dual waste scrap device of numerically controlled lathe just needs be equipped with chip removal mechanism, timely the scrap that it produces is discharged in the process of lathe work, the structure of existing chip removal mechanism roughly comprises chip area and is arranged on the conveyer belt at the bottom of flute, in the process of chip removal, the scrap produced will drop in chip area, then just can effectively scrap be discharged in the dual waste scrap device of numerically controlled lathe by the running of conveyer belt.

But the dual waste scrap device of existing numerically controlled lathe is be fixed on rotating disk by the parts of required car by fixture in the process of work, rotated by driven by rotary disc parts at high speeds, then by lathe tool on slide rail slippage slowly near rotating disk, last lathe tool contacts with parts, so just effectively can go out required parts by car, because the process turntable of car is High Rotation Speed, thus produced scrap will disorderly fly, a part is attached on the inwall of dual waste scrap device holster shell of numerically controlled lathe, the problem that cannot open or close is blocked when moving door in holster shell is run, and existing chip removal mechanism is merely able to the passive scrap that waits and drops on chip area, thus the scrap be attached on holster shell inwall can not well be removed.

Summary of the invention

For the deficiency that prior art exists, the object of the present invention is to provide a kind of can the effective dual waste scrap device of the numerically controlled lathe of scrap on cleaning machine rack enclosure inwall.

For achieving the above object, the invention provides following technical scheme: a kind of dual waste scrap device of numerically controlled lathe, comprise bottom chip removal mechanism and sidewall chip removal mechanism, described bottom chip removal mechanism comprises the conveyer belt of dual waste scrap device scrap being sent numerically controlled lathe and accepts the chip area of scrap, described conveyer belt is as the bottom land of chip area, described sidewall chip removal mechanism is arranged on the top of chip area, described sidewall chip removal mechanism comprises the scraper plate of fitting with numerically controlled lathe holster shell and the driven unit driving scraper plate to move back and forth, described driven unit comprises the fixed axis be arranged on along the extension of slide rail length direction in holster shell, be fixed on the drive motors of fixed axis one end and the slide block of slippage on fixed axis, described slide block and scraper plate fix, described drive motors rotating shaft is coaxially fixed with screw rod, described screw rod is threaded with slide block, described drive motors is also provided with the drive circuit rotated and reverse driving its timing, described drive circuit comprises control circuit, timing circuit, detect the testing circuit of scrap whether mulch-laying machine rack enclosure, the positive and negative rotation circuit of serial communication circuit and the drive motors rotating communicated is carried out with extraneous host computer, described serial communication circuit, testing circuit, timing circuit all couples with control circuit, described timing circuit and positive and negative rotation circuit couple, positive and negative rotation circuit and drive motors couple, described drive motors is direct current generator, and couple with positive and negative rotation circuit, described control circuit comprises 51 single-chip microcomputers, this single-chip microcomputer has I/O mouth, described testing circuit comprises TCS230 chip and is attached to the colored ribbon for TCS230 chip detection in holster shell, described TCS230 chip has power interface, ground interface, signal output interface and signal input interface, wherein signal output interface and signal input interface all couple with the I/O mouth of single-chip microcomputer, power interface connects power supply, ground interface ground connection, described serial communication circuit comprises communication jacks and MAX232 chip, described MAX232 chip has two signal input parts and two signal output parts, one of them signal input part and a signal output part couple with 51 single-chip microcomputers as one group, another signal input part and signal output part couple with communication jacks as another group, described timing circuit comprises 555 timing chips, the power pins of this chip couples external power source, grounding pin ground connection, its output pin couples positive and negative rotation circuit, two resistance, one of them resistance is coupled between the electric discharge pin of external power source and 555 timing chips, and another resistance is coupled between the electric discharge pin of 555 timing chips and voltage triggered pin, two electric capacity, one of them electric capacity is coupled between the voltage triggered pin of 555 timing chips and ground, another electric capacity is coupled between the control voltage pin of 555 timing chips and ground, 5th pin of described 555 timing chips and the I/O mouth of 51 single-chip microcomputers couple, described positive and negative rotation circuit comprises PMOS, the control end of this PMOS is coupled to the output pin of 555 timing chips, and first end is coupled to external positive power supply, and second rectifies to coupling ground connection after drive motors, NMOS tube, this NMOS tube control end is coupled to the output pin of 555 timing chips, first end ground connection, second end connects external positive power supply after oppositely coupling drive motors, the described body of lathe bed offers longitudinal dregs guiding groove on the position of chip area, in described longitudinal dregs guiding groove, spiral chip cleaner is housed, the front end of described spiral chip cleaner connects reductor by shaft coupling, reductor is connected with motor, motor and speed reducer is all fixedly mounted on lathe bed, water tank and slug collection case are set below the rear end of spiral chip cleaner, water tank is connected with longitudinal dregs guiding groove, described spiral chip cleaner is helical form iron plate, wherein helical form iron plate while contact with longitudinal dregs guiding groove, the circle centre position of described helical form iron plate is equipped with axle, this axle and output end of reducer are coaxially fixed, helical form iron plate is welded on the side of axle, described slide block offers slide opening and screwed hole, described fixed axis is arranged through slide opening, described screw rod is threaded with screwed hole.

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

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

As a further improvement on the present invention, described conveyer belt comprises conveyer belt and belt pulley, and described conveyer belt is over pulleys carried sheathed.

The present invention has following beneficial effect, by the setting of scraper plate and driven unit, just can effectively scraper plate be driven to move back and forth on the inwall of holster shell by driven unit, so just by scraper plate, the scrap be attached on holster shell inwall can be scraped off, make it to enter in the chip area of below, then seen off by conveyer belt, so just can effectively realize having cleared up the scrap on holster shell inwall, compared to the chip removal mechanism of prior art, there is clearing function more comprehensively, and just effectively can coordinate the work between various piece by the setting of control circuit, just effectively can detect that whether the scrap in holster shell is too much by the setting of testing circuit, if the too much so testing circuit of scrap will send detection signal to control circuit, control circuit will driving timing circuit, timing circuit will drive positive and negative rotation circuit, effectively realize the rotating of drive motors, simultaneously by the setting of serial communication circuit, people just can be changed by the setting of host computer to 51 single-chip microcomputers, so just effectively can realize the extension that testing circuit detects colored ribbon, and the too much degree of scrap, the regard that so whole sidewall chip removal mechanism just can be made better can to meet people goes work, seem more intelligent, the present invention is by going out longitudinal dregs guiding groove in body of lathe bed cast inside, by the scrap that processing produces by self structure, waste collection is in dregs guiding groove.In dregs guiding groove, spiral chip cleaner is installed, reductor is driven by motor, spiral chip cleaner is driven by shaft coupling again by reductor, thus the scrap fallen in lathe bed dregs guiding groove is longitudinally discharged in the slug collection case of tailstock, cooling fluid is recovered in water tank, make chip removal process quick and convenient, and spiral chip cleaner be made into helical form iron plate, it is simple for structure, easily manufactured, use reliable, with low cost.

Accompanying drawing explanation

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

Fig. 2 is the overall structure figure of driven unit in Fig. 1;

Fig. 3 is the circuit diagram of drive circuit;

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

Detailed description of the invention

Shown in 4, the dual waste scrap device of a kind of numerically controlled lathe of the present embodiment, comprise bottom chip removal mechanism 1 and sidewall chip removal mechanism 2, described bottom chip removal mechanism 1 comprises the conveyer belt 11 of dual waste scrap device scrap being sent numerically controlled lathe and accepts the chip area 12 of scrap, described conveyer belt 11 is as the bottom land of chip area 12, described sidewall chip removal mechanism 2 is arranged on the top of chip area 12, described sidewall chip removal mechanism 2 comprises the scraper plate 21 of fitting with numerically controlled lathe holster shell and the driven unit 22 driving scraper plate 21 to move back and forth, described driven unit 22 comprises the fixed axis 221 be arranged on along the extension of slide rail length direction in holster shell, be fixed on the drive motors 222 of fixed axis 221 one end and the slide block 223 of slippage on fixed axis 221, described slide block 223 fixes with scraper plate 21, the rotating shaft of described drive motors 222 is coaxially fixed with screw rod 2221, described screw rod 2221 is threaded with slide block 223, described drive motors 222 is also provided with the drive circuit 5 rotated and reverse driving its timing, described drive circuit 5 comprises control circuit 53, timing circuit 51, detect the testing circuit 54 of scrap whether mulch-laying machine rack enclosure, the positive and negative rotation circuit 52 of the serial communication circuit 55 and drive motors rotating communicated is carried out with extraneous host computer, described serial communication circuit 55, testing circuit 54, timing circuit 51 all couples with control circuit 53, described timing circuit 51 couples with positive and negative rotation circuit 52, positive and negative rotation circuit 52 and drive motors 222 couple, described drive motors 222 is direct current generator, and couple with positive and negative rotation circuit 52, described control circuit 53 comprises 51 single-chip microcomputers 531, this single-chip microcomputer 531 has I/O mouth, described testing circuit 54 comprises TCS230 chip 541 and is attached in holster shell for the colored ribbon that TCS230 chip 541 detects, described TCS230 chip has power interface, ground interface, signal output interface and signal input interface, wherein signal output interface and signal input interface all couple with the I/O mouth of single-chip microcomputer, power interface connects power supply, ground interface ground connection, described serial communication circuit 55 comprises communication jacks 551 and MAX232 chip 552, described MAX232 chip 552 has two signal input parts and two signal output parts, one of them signal input part and a signal output part couple with 51 single-chip microcomputers 531 as one group, another signal input part and signal output part couple with communication jacks 551 as another group, described timing circuit 51 comprises 555 timing chips 511, the power pins of this chip couples external power source, grounding pin ground connection, its output pin couples positive and negative rotation circuit 52, two resistance, one of them resistance is coupled between the electric discharge pin of external power source and 555 timing chips 511, between the electric discharge pin that another resistance is coupled to 555 timing chips 511 and voltage triggered pin, two electric capacity, between the voltage triggered pin that one of them electric capacity is coupled to 555 timing chips 511 and ground, between the control voltage pin that another electric capacity is coupled to 555 timing chips 511 and ground, 5th pin of described 555 timing chips 511 and the I/O mouth of 51 single-chip microcomputers 531 couple, described positive and negative rotation circuit 52 comprises PMOS, the control end of this PMOS is coupled to the output pin of 555 timing chips, and first end is coupled to external positive power supply, and second rectifies to coupling ground connection after drive motors 222, NMOS tube, this NMOS tube control end is coupled to the output pin of 555 timing chips, first end ground connection, second end connects external positive power supply after oppositely coupling drive motors 222, the described body of lathe bed offers longitudinal dregs guiding groove 6 on the position of chip area 12, in described longitudinal dregs guiding groove 6, spiral chip cleaner 61 is housed, the front end of described spiral chip cleaner 61 connects reductor 62 by shaft coupling, reductor 62 is connected with motor 63, motor 63 and reductor 62 are all fixedly mounted on lathe bed, water tank 64 and slug collection case 65 are set below the rear end of spiral chip cleaner 61, water tank 64 is connected with longitudinal dregs guiding groove 6, described spiral chip cleaner 61 is helical form iron plate, wherein helical form iron plate while contact with longitudinal dregs guiding groove 6, the circle centre position of described helical form iron plate is equipped with axle, this axle and reductor 62 output are coaxially fixed, helical form iron plate is welded on the side of axle, described slide block 223 offers slide opening 3 and screwed hole 4, described fixed axis 221 is arranged through slide opening 3, described screw rod 2221 is threaded with screwed hole 4, in the process of the dual waste scrap device of the numerically controlled lathe used, by turning tool component, workpiece car is gradually shaped, constantly scrap will be produced in the process that its car is shaped, part scrap drops on chip area 12, directly discharged in holster shell by conveyer belt 11, another part will descend slowly and lightly on the inwall of holster shell, above being attached to, at this moment chip removal mechanism just can not effectively be cleared up the scrap of this part, so driven unit 22 will drive scraper plate 21 to move back and forth in holster shell, because scraper plate 21 and holster shell inwall are fitted, so in the process moved back and forth at scraper plate 21, the scrap be attached on holster shell inwall will be scraped off, it is made to drop on chip removal mechanism, along with chip removal mechanism discharges in holster shell, like this by the setting of sidewall chip removal mechanism 2, just effectively can match with chip removal mechanism and the scrap on holster shell inwall emitted, wherein, as shown in Figure 2, when driven unit 22 operates, first fixed axis 221 is fixed in holster shell, as shown in Figure 1, this fixed axis 221 be arranged in parallel with the slide rail of holster shell inside, drive motors 222 operates afterwards, rotate its turning cylinder, thus screw rod 2221 will to be driven and to rotate, at this moment because screw rod 2221 is threaded with slide block 223, slide block 223 is that slippage is connected on fixed axis 221 simultaneously, so in the process of screw rod 2221 rotation, due to the inhibition of fixed axis 221, screw rod 2221 can not be with movable slider 223 to rotate, thus slide block 223 will because of the rotation of screw rod 2221 slippage on fixed axis 221, thus drive scraper plate 21 slippage on fixed axis 221, just effectively can realize scraper plate 21 move back and forth on fixed axis 221 by rotating and reverse of drive motors 222, this makes it possible to the effective effect realizing driving scraper plate 21 to move back and forth in holster shell inside, then, as shown in Figure 3, before use sidewall chip removal mechanism 2, first drive circuit 5 is electrified, then communication jacks 551 is passed through by the instruction of host computer, in MAX232 chip 552, after the process of MAX232 chip 552, instruction transformation will be become the signal that 51 single-chip microcomputers 531 can identify, then be transferred in 51 single-chip microcomputers 531, 51 single-chip microcomputers 531 upon receipt of this signal, will innerly arrange, then work is carried out, when scrap be attached in holster shell by colored ribbon cover after, TCS230 chip 541 just cannot detect colored ribbon, at this moment TCS230 chip 541 will input a drive singal to 51 single-chip microcomputers 531, represent that now scrap needs are cleared up, 51 single-chip microcomputers 531 like this will send a drive singal in timing circuit 51, 555 timing chips 511 in timing circuit 51 upon receipt of this signal, will work, in the process of work, first external power source will be input in the power pins of 555 timing chips 511, power to 555 timing chips 511, 555 timing chips 511 are worked, the electric current of external power source flows through after the resistance of two series connection and electric capacity to ground, so electric current will by resistance to capacitor charging, wherein 2 in figure, 6 interfaces are respectively low pressure threshold interface and HVT high voltage threshold's interface, in the charging process of electric capacity, the voltage at its two ends will raise gradually, when electric capacity and 2, the voltage that 6 interfaces couple one end will raise gradually, output interface 3 exports high level, after the threshold voltage of its voltage more than 6 interfaces, output interface 3 output low level, open electric discharge interface 7 makes electric capacity be discharged by resistance simultaneously, the voltage on electric capacity is allowed slowly to decline, after the voltage drop on electric capacity to 2 interface threshold values, output interface 3 exports high level, the interface 7 that simultaneously discharges is closed, electric capacity will charge again, voltage above it will rise again, after it is increased over the threshold voltage of 6 interfaces, will repeat in process above, the output interface 3 that so just effectively can order about 555 timing chips 511 exports a square wave, the time cycle of this square wave is determined by the amount of capacity of electric capacity and the resistance of resistance simultaneously, this square wave will be input in positive and negative rotation circuit 52 afterwards, as shown in FIG., because PMOS is the conducting of control end input low level, so when 555 timing chip 511 output low level time, PMOS conducting, simultaneously due to the conducting of NMOS tube high level, so at this time NMOS tube not conducting, sense of current is exactly from the bottom up, drive motors 222 is driven to rotate, suppose that this time is for rotating forward, when 555 timing chips 511 export high level time, PMOS not conducting, and NMOS tube conducting, so as shown in FIG., sense of current will be from the bottom up, completely contrary when the sense of current and PMOS conducting before, so drive motors 222 at this moment turn to will with completely contrary when PMOS conducting, thus be reversion, like this in the process of drive motors 222 rotating, slide block 223 will move back and forth at fixed axis 221, thus drive scraper plate 21 to move back and forth in holster shell, so just can effectively the scrap on holster shell inwall be scraped off, realize cleaning holster shell inwall, avoid the problem that the sliding door caused due to scrap blocks, simultaneously, the present invention is by going out longitudinal dregs guiding groove 6 in body of lathe bed cast inside, by the scrap that processing produces by self structure, waste collection is in dregs guiding groove 6.Spiral chip cleaner 61 is installed in dregs guiding groove 6, reductor 62 is driven by motor 63, spiral chip cleaner 61 is driven by shaft coupling again by reductor 62, thus the scrap fallen in lathe bed dregs guiding groove 6 is longitudinally discharged in the slug collection case 65 of tailstock, cooling fluid is recovered in water tank 64, make chip removal process quick and convenient, and it is simple for structure that spiral chip cleaner 61 is made into helical form iron plate, easily manufactured, use reliable, with low cost, longitudinal dregs guiding groove 6 is matched with chip area 12 and realizes the effect of two-way chip removal, further increase the chip removal efficiency of numerically controlled lathe, slide block 223 is on fixed axis 221 when slippage, slide opening 3 will be enclosed within fixed axis 221, anti-limited slip block 223 departs from fixed axis 221, make slide block 223 cannot in the problem of fixed axis 221 slippage, just can effectively be matched with screw rod 2221 by screwed hole 4 simultaneously, when effectively realizing screw rod 2221 rotation, drive the effect that slide block 223 moves back and forth on fixed axis 221.

As a kind of detailed description of the invention improved, described colored ribbon is red colored ribbon, the detection chip adopted due to the present embodiment is TCS230 chip 541, TCS230 chip 541 is a kind of color detection chips, its color mainly detected has red, yellow, blue three kinds, so colored ribbon is arranged to redness here, just can will detect red command in 51 single-chip microcomputers 531 by MAX232 chip 552, 51 single-chip microcomputers 531 again by this command in TCS230 chip 541, at this moment TCS230 chip 541 will start to detect red colored ribbon, when scrap covers colored ribbon completely time, just represent that now scrap is too much, so TCS230 chip 541 just cannot detect colored ribbon, thus drive singal will be sent to 51 single-chip microcomputers 531, sidewall chip removal mechanism 2 like this just can be good at the scrap on descaling machine rack enclosure inwall.

As a kind of detailed description of the invention improved, the conveyor surface of described conveyer belt 11 is evenly distributed with dividing plate, the both sides of described conveyer belt 11 are equipped with rib, described rib and conveyer belt are wholely set, conveyer belt 11 conveyor surface is separated into several equal-sized conveying spaces by described rib and dividing plate, by the setting of dividing plate and baffle plate, when scrap is fallen on conveyer belt 11, will fall by rib, in the groove one by one that conveyer belt and dividing plate are formed, so just can better along with conveyer belt 11 be delivered to outside lathe with regard to scrap, and be not easy to occur that the problem of disorderly spreading appears in scrap in the process of conveying, wherein all not shown in rib here and dividing plate figure.

As a kind of detailed description of the invention improved, described conveyer belt 11 comprises conveyer belt and belt pulley, and described conveyer belt is over pulleys carried sheathed, by the setting of belt pulley, just can effectively utilize belt transmission to delivered to drive conveyer belt, structure is simple, uses convenience very.

In sum, by the setting of scraper plate 21, just can effectively clean the inwall of holster shell, and pass through the setting of driven unit 22, scraper plate 21 just can be effectively driven to move back and forth in holster shell, to realize the function of cleaner rack enclosure inwall, compare existing chip removal mechanism, there is better cleaning effect.

The above is only the preferred embodiment of the present invention, protection scope of the present invention be not only confined to above-described embodiment, and all technical schemes belonged under thinking of the present invention all belong to protection scope of the present invention.It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications also should be considered as protection scope of the present invention.

Claims

1. the dual waste scrap device of a numerically controlled lathe, comprise bottom chip removal mechanism (1) and sidewall chip removal mechanism (2), described bottom chip removal mechanism (1) comprises the conveyer belt (11) scrap being sent numerically controlled lathe and the chip area (12) accepting scrap, described conveyer belt (11) is as the bottom land of chip area (12), described sidewall chip removal mechanism (2) is arranged on the top of chip area (12), it is characterized in that: described sidewall chip removal mechanism (2) comprises the scraper plate (21) of fitting with numerically controlled lathe holster shell and the driven unit (22) driving scraper plate (21) to move back and forth, described driven unit (22) comprises the fixed axis (221) be arranged on along the extension of slide rail length direction in holster shell, be fixed on the drive motors (222) of fixed axis (221) one end and the slide block (223) in the upper slippage of fixed axis (221), described slide block (223) and scraper plate (21) fix, described drive motors (222) rotating shaft is coaxially fixed with screw rod (2221), described screw rod (2221) is threaded with slide block (223), described drive motors (222) is also provided with the drive circuit (5) rotated and reverse driving its timing, described drive circuit (5) comprises control circuit (53), timing circuit (51), detect the testing circuit (54) of scrap whether mulch-laying machine rack enclosure, the positive and negative rotation circuit (52) of serial communication circuit (55) and the drive motors rotating communicated is carried out with extraneous host computer, described serial communication circuit (55), testing circuit (54), timing circuit (51) all couples with control circuit (53), described timing circuit (51) and positive and negative rotation circuit (52) couple, positive and negative rotation circuit (52) and drive motors (222) couple, described drive motors (222) is direct current generator, and couple with positive and negative rotation circuit (52), described control circuit (53) comprises 51 single-chip microcomputers (531), this single-chip microcomputer (531) has I/O mouth, described testing circuit (54) comprises TCS230 chip (541) and is attached in holster shell for the colored ribbon that TCS230 chip (541) detects, described TCS230 chip (541) has power interface, ground interface, signal output interface and signal input interface, wherein signal output interface and signal input interface all couple with the I/O mouth of single-chip microcomputer, power interface connects power supply, ground interface ground connection, described serial communication circuit (55) comprises communication jacks (551) and MAX232 chip (552), described MAX232 chip (552) has two signal input parts and two signal output parts, one of them signal input part and a signal output part couple with 51 single-chip microcomputers (531) as one group, another signal input part and signal output part couple with communication jacks (551) as another group, described timing circuit (51) comprises 555 timing chips (511), the power pins of this chip couples external power source, grounding pin ground connection, its output pin couples positive and negative rotation circuit (52), two resistance, one of them resistance is coupled between the electric discharge pin of external power source and 555 timing chips (511), between the electric discharge pin that another resistance is coupled to 555 timing chips (511) and voltage triggered pin, two electric capacity, between the voltage triggered pin that one of them electric capacity is coupled to 555 timing chips (511) and ground, between the control voltage pin that another electric capacity is coupled to 555 timing chips (511) and ground, 5th pin of described 555 timing chips (511) and the I/O mouth of 51 single-chip microcomputers (531) couple, described positive and negative rotation circuit (52) comprises PMOS, the control end of this PMOS is coupled to the output pin of 555 timing chips, first end is coupled to external positive power supply, and second rectifies to coupling drive motors (222) ground connection afterwards, NMOS tube, this NMOS tube control end is coupled to the output pin of 555 timing chips, first end ground connection, second end connects external positive power supply after oppositely coupling drive motors (222), the described body of lathe bed offers longitudinal dregs guiding groove (6) on the position of chip area (12), in described longitudinal dregs guiding groove (6), spiral chip cleaner (61) is housed, the front end of described spiral chip cleaner (61) connects reductor (62) by shaft coupling, reductor (62) is connected with motor (63), motor (63) and reductor (62) are all fixedly mounted on lathe bed, water tank (64) and slug collection case (65) are set below the rear end of spiral chip cleaner (61), water tank (64) is connected with longitudinal dregs guiding groove (6), described spiral chip cleaner (61) is helical form iron plate, wherein helical form iron plate while contact with longitudinal dregs guiding groove (6), the circle centre position of described helical form iron plate is equipped with axle, this axle and reductor (62) output are coaxially fixed, helical form iron plate is welded on the side of axle, described slide block (223) offers slide opening (3) and screwed hole (4), described fixed axis (221) is arranged through slide opening (3), described screw rod (2221) is threaded with screwed hole (4).

2. the dual waste scrap device of numerically controlled lathe according to claim 1, is characterized in that: described colored ribbon is red colored ribbon.

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

4. the dual waste scrap device of numerically controlled lathe according to claim 3, is characterized in that: described conveyer belt (11) comprises conveyer belt and belt pulley, and described conveyer belt is over pulleys carried sheathed.