CN221247952U - Chip recovery device for milling - Google Patents

Abstract

The utility model relates to the technical field of milling scrap recycling, in particular to a scrap recycling device for milling, which comprises a lathe shell, wherein a movable workbench is arranged in the lathe shell, a telescopic hood is fixedly connected between two sides of the movable workbench and the inner wall of the lathe shell, a lifting plate is arranged at the top of the inner wall of the lathe shell, and a movable milling cutter holder is arranged at the bottom of the lifting plate; the debris inside the two grooves is conveniently and simultaneously cleaned and recovered in a centralized mode through the two centralized cleaning mechanisms, so that the working intensity is relieved, and the device is practical.

Description

Chip recovery device for milling

Technical Field

The utility model relates to the field of milling scraps recovery, in particular to a scraps recovery device for milling.

Background

Milling is a machining method for machining the surface of an object by using a milling cutter as a cutter, a large amount of metal scraps are often generated in the milling process of a machine tool and splashed inside a lathe shell, in the prior art, a scraps recycling cover is arranged above metal to be machined to absorb scraps generated in the milling process, and due to the fact that a groove milled out of the top of the metal has a certain depth, a certain distance exists between a feeding hole on the scraps recycling cover and the bottom of the groove, the suction strength of scraps at the bottom of the groove is insufficient, residual scraps below the inner part of the groove are not convenient to thoroughly suck out in a mode of sucking and cleaning the top of the metal, later workers are required to clean independently, and cleaning burden is caused to the workers.

Disclosure of utility model

The utility model aims to solve the defects in the prior art, and provides a chip recovery device for milling.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a chip recovery unit for milling, includes the lathe casing, the automatically controlled door of lateral shifting is installed to the front side of lathe casing, the inside of lathe casing is provided with the movable workbench, the both sides of movable workbench all with fixedly connected with telescopic cover between the inner wall of lathe casing, the lifter plate is installed at the inner wall top of lathe casing, the movable milling blade holder is installed to the bottom of lifter plate, the inner wall symmetry fixedly connected with jar of lathe casing, two the telescopic link tip of jar is fixedly connected with centre gripping cardboard all, two centre gripping cardboard is used for the centre gripping to wait to mill the metal piece jointly, two the top of centre gripping cardboard all fixedly connected with protection casing, two all are provided with chip recovery mechanism on the protection casing;

The piece recovery mechanism is including connecting shell, piece dust catcher and symmetry and run through and offer two first extraction openings on the shield, connect shell fixed connection be in on the outer wall of shield, two first extraction openings all with connect the inside intercommunication each other of shell, piece dust catcher fixed connection is in lathe casing's outside, piece dust catcher's dust absorption pipe pass through flexible pipe with connect shell fixed intercommunication, be equipped with concentrated clearance mechanism on the inner wall of shield, concentrated clearance mechanism is used for concentrating the clearance to the inside piece of recess after the metal block top milling is accomplished and is retrieved.

Preferably, the centralized cleaning mechanism comprises a first mounting groove and a turnover linkage mechanism, wherein the first mounting groove is formed in the inner wall of the protective cover, second mounting grooves are formed in the two ends of the first mounting groove, two double-shaft motors are fixedly connected to the two inner sides of the inner groove on the surface of the turnover shell, two opposite output shaft ends on the double-shaft motors are respectively extended to the inner groove, a first round shell is fixedly connected to the surface of the second round shell after the inner part of the first mounting groove, a first ventilation opening is formed in the surface of the first round shell, the surface of the first round shell is fixedly communicated with the turnover shell, the inner side of the inner groove on the surface of the first mounting groove is fixedly communicated with the connection shell through a communication pipe, two rotary shafts are fixedly connected to the two end parts of the rotary shafts, the outer wall of the second round shell is in sealing contact with the inner groove, a second round shell is formed in the surface of the second round shell, a second ventilation opening is formed in the surface of the second round shell, the surface of the second round shell is fixedly connected with the inner groove, and the turnover shell is extended to the surface of the second round shell, and the turnover mechanism is used for driving the turnover shell to rotate at equal intervals, and the turnover mechanism is used for driving the turnover shell to rotate, and the turnover mechanism is arranged in the turnover mechanism.

Preferably, the feeding hole is formed in the surface of the extending shell, which is far away from one end of the second round shell.

Preferably, the turnover linkage mechanism comprises two torsion springs, two arc-shaped grooves and two first gears, wherein the two torsion springs are respectively sleeved on the surfaces of the rotating shafts, two ends of the torsion springs are respectively and fixedly connected with the side walls of the second circular shell and the inner groove walls of the surfaces of the turnover shells, the two arc-shaped grooves are symmetrically formed in the inner walls of the first mounting grooves, arc-shaped racks are fixedly connected in the two arc-shaped grooves, the end parts of the rotating shafts respectively extend to the two inner parts of the arc-shaped grooves, the two first gears are respectively and fixedly connected with the end parts of the two rotating shafts in the two arc-shaped grooves, the first gears are meshed with the arc-shaped racks in a mutually matched mode, and the arc-shaped circumference center line of the arc-shaped racks coincides with the center axis of the first circular shell.

Preferably, each of the first extraction openings is provided with a placement groove at the top, each placement groove is communicated with a similar second installation groove through a rectangular opening, each placement groove is vertically and slidingly connected with a shielding plate in the middle, the end of the shielding plate is fixedly connected with a connecting plate, one end of the connecting plate penetrates through the similar rectangular opening and extends to the inner part of the second installation groove, a rectangular rack is fixedly connected with the end of the output shaft of each double-shaft motor, which is far away from the first circular shell, is fixedly connected with a second gear, and the second gears are meshed with the rectangular racks.

Compared with the prior art, the utility model has the following beneficial effects:

1. The inside of connecting the shell is inhaled through the piece dust catcher that sets up at the in-process of milling and is handled, under the suction of air current, be favorable to getting into the piece that produces the milling process through first extraction opening in the connecting the shell, and then by the piece dust catcher sucking away, realize the clearance to the piece that produces the milling process, through the removal of moving table, under the cooperation of two electric cylinders, realize the removal of metal piece, thereby conveniently accomplish the milling process of two recesses in metal piece top, because the recess that the processing was accomplished has certain degree of depth, be unfavorable for concentrating the piece of recess inside below thoroughly clean up through the extraction effect of milling the in-process, later stage still needs the manual cleaning comparatively troublesome, conveniently concentrate the clearance to retrieve the piece of two inside recesses simultaneously through two concentrated clearance mechanisms that set up, thereby alleviate working strength, and is comparatively practical.

2. The double-shaft motor drives the first round shell to rotate and synchronously drives the second gear to rotate, the second gear rotates to drive the rectangular rack meshed with the second gear to move downwards, the downwards moving rectangular rack drives the shielding plate to move downwards under the connection of the connecting plate, when the turnover shell rotates to be horizontally placed along with the first round shell, the shielding plate which moves downwards shields the first extraction opening, the chip absorber only independently sucks air into the turnover shell, the dispersion of the air flow absorption force of the first extraction opening is reduced, the distance between chips and the wind power generation opening is shortened, the absorption strength is increased, and the insertion shell inserted into the groove is beneficial to thoroughly cleaning the chips inside the groove.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of the front view of the present utility model (with the electric control door hidden);

FIG. 3 is a schematic view of the internal structure of the lathe housing of the present utility model;

FIG. 4 is a schematic diagram of the connection between the mobile workbench and the telescopic hood according to the utility model;

FIG. 5 is a first partial cross-sectional view of the shield of the present utility model;

FIG. 6 is an enlarged schematic view of the structure of FIG. 5A according to the present utility model;

FIG. 7 is a second partial view of the shield of the present utility model;

FIG. 8 is an enlarged schematic view of the structure of FIG. 7B according to the present utility model;

FIG. 9 is a third partial cross-sectional view of the shield of the present utility model;

FIG. 10 is a fourth partial cross-sectional view of the shield of the present utility model;

FIG. 11 is an enlarged schematic view of the structure of FIG. 10C according to the present utility model;

Fig. 12 is a schematic structural view of the connection between the extension shell and the second round shell of the present utility model.

In the figure: 1. a lathe housing; 101. a lifting plate; 2. a movable table; 3. a telescoping shield; 4. moving the milling cutter holder; 5. an electric cylinder; 6. clamping the clamping plate; 7. a metal block; 8. a protective cover; 9. a connection housing; 10. a first extraction opening; 1001. a placement groove; 11. a first mounting groove; 12. a second mounting groove; 13. a biaxial motor; 14. a first round shell; 1401. a first vent; 15. turning over the shell; 16. a rotating shaft; 17. a second round shell; 1701. a second vent; 18. an extension case; 1801. a feed inlet; 19. a torsion spring; 20. an arc-shaped groove; 21. an arc-shaped rack; 22. a first gear; 23. a shielding plate; 24. a connecting plate; 25. a rectangular rack; 26. a second gear; 27. a dust collector.

Detailed Description

The following description is presented to enable one of ordinary skill in the art to make and use the utility model. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art.

The chip recycling device for milling comprises a lathe shell 1, wherein an electric control door which transversely moves is arranged on the front side of the lathe shell 1, a movable workbench 2 is arranged in the lathe shell 1, a telescopic cover 3 is fixedly connected between two sides of the movable workbench 2 and the inner wall of the lathe shell 1, a lifting plate 101 is arranged at the top of the inner wall of the lathe shell 1, a movable milling cutter holder 4 is arranged at the bottom of the lifting plate 101, electric cylinders 5 are symmetrically and fixedly connected to the inner wall of the lathe shell 1, clamping plates 6 are fixedly connected to the telescopic rod ends of the two electric cylinders 5, the two clamping plates 6 are commonly used for clamping a metal block 7 to be milled, protective covers 8 are fixedly connected to the tops of the two clamping plates 6, and chip recycling mechanisms are arranged on the two protective covers 8;

The chip recovery mechanism comprises a connecting shell 9, a chip dust collector 27 and two first extraction openings 10 symmetrically penetrating through and arranged on a protective cover 8, the connecting shell 9 is fixedly connected to the outer wall of the protective cover 8, the two first extraction openings 10 are communicated with the inside of the connecting shell 9, the chip dust collector 27 is fixedly connected to the outside of the lathe shell 1, a dust collection pipe of the chip dust collector 27 is fixedly communicated with the connecting shell 9 through a telescopic pipe, a centralized cleaning mechanism is arranged on the inner wall of the protective cover 8 and used for intensively cleaning and recovering chips in a groove formed after milling of the top of a metal block 7; during operation, in the prior art, a chip recovery cover is arranged above metal to be processed to absorb chips generated in the milling process, as a groove milled out of the top of the metal has a certain depth, a certain distance exists between a feeding hole on the chip recovery cover and the bottom of the groove, the suction strength of chips at the bottom of the groove is insufficient, the chips remained below the inner part of the groove are inconvenient to thoroughly suck out in a mode of sucking and cleaning the top of the metal, workers are required to clean the chips independently at the later stage, cleaning burden is caused for the workers, the technical scheme can solve the problems, and the method comprises the following steps that the metal block 7 to be milled is placed on the top of a movable workbench 2, after the preparation work is finished, an electric control door is closed, two electric cylinders 5 are respectively controlled to be started by an external controller, the two electric cylinders 5 drive two clamping boards 6 to move in opposite directions to clamp the metal block 7, the two electric cylinders 5 are controlled by a separate control program, the telescopic length of the telescopic rods of the two electric cylinders 5 is convenient to adjust at will, the two protective covers 8 are synchronously driven to move when the two clamping plates 6 move, the two protective covers 8 move towards each other to form a rectangular frame, then the lifting plate 101 is adjusted to move downwards, so that the lifting plate 101 is positioned at the top of the rectangular frame formed by the two protective covers 8, the top of the two protective covers 8 is shielded by the lifting plate 101, the shielding of scraps generated during milling is facilitated, the arranged movable milling seat is convenient for installing a milling cutter to mill the top of the metal block 7, the top of the metal block 7 is milled with a groove, the inside of the connecting shell 9 is subjected to suction treatment by the arranged scraps dust collector 27 in the milling process, and under the suction of air flow, be favorable to getting into the coupling shell 9 with the piece that produces in the milling process through first extraction opening 10, and then by the suction of piece dust catcher 27, realize the clearance to the piece that produces in the milling process, through the removal of moving table 2, under the cooperation of two electric cylinders 5, realize the removal of metal piece 7, thereby conveniently accomplish the milling process of two recesses in metal piece 7 top, because the recess that the processing was accomplished has certain degree of depth, the effect of extracting air through first extraction opening 10 in the milling process is inconvenient to concentrate the piece thorough clean up of the inside below of recess, the later stage still needs the manual cleaning comparatively troublesome, conveniently concentrate the clearance to retrieve the piece of two recesses inside simultaneously through two concentrated clearance mechanisms that set up, thereby alleviate working strength, it is more practical.

As an embodiment of the utility model, the centralized cleaning mechanism comprises a first mounting groove 11 and a turnover linkage mechanism, wherein the first mounting groove 11 is formed on the inner wall of a protective cover 8, two ends of the first mounting groove 11 are respectively provided with a second mounting groove 12, the interiors of the two second mounting grooves 12 are respectively fixedly connected with a double-shaft motor 13, opposite output shaft ends of the two double-shaft motors 13 extend to the interiors of the first mounting grooves 11 and are respectively fixedly connected with a first circular shell 14, the outer wall of the first circular shell 14 is in sealing contact with the inner wall of the first mounting groove 11, the surface of the first circular shell 14 is provided with a first ventilation opening 1401, the surface of the first circular shell 14 is fixedly communicated with a turnover shell 15, the interior of the first mounting groove 11 is fixedly communicated with a connecting shell 9 through a communicating pipe, two sides of the inner groove on the surface of the turnover shell 15 are symmetrically and rotationally connected with rotating shafts 16, the end parts of the two rotating shafts 16 are respectively fixedly connected with a second circular shell 17, the outer wall of the second circular shell 17 is in sealing contact with the inner groove, the surface of the second circular shell 17 is provided with a second ventilation opening 1, the surface of the second circular shell 17 is fixedly communicated with the surface of the second circular shell 17, a plurality of turnover shells 18018 are respectively extended in a plurality of symmetrical shells 17018, and the turnover mechanism is communicated with the inner turnover mechanism in a turnover process of the turnover mechanism, and the turnover mechanism is driven by the turnover mechanism and the turnover mechanism is formed by the turnover mechanism and has equal rotation; when the turnover device is in operation, after the groove is milled, the milling cutter holder 4 is moved to move out of the groove, the output shaft of the double-shaft motor 13 is started to rotate so as to drive the first round shell 14 connected with the turnover shell 15 to rotate, the turnover shell 15 is turned to be in a horizontal state, the first ventilation opening 1401 on the first round shell 14 is mutually communicated with the inside of the connecting shell 9 through the communicating pipe after the rotation is completed, the turnover shell 15 turned to be in the horizontal state is positioned at the top of the groove, the distance between fragments in the groove and a wind power generation opening is shortened, the turnover linkage mechanism drives the second round shell 17 to rotate for ninety degrees in the turnover process of the turnover shell 15, the second round shell 17 is communicated with the inside of the turnover shell 15 through the second ventilation opening 1701, and when the turnover shell 15 turns over into the level and places, a plurality of extension shells 18 of connection on the second round shell 17 are vertically inserted to the recess inside, further shorten the inside piece of recess and wind-force and produce the distance between the mouth, under the work of piece dust catcher 27, be favorable to the inside piece of recess to get into the second round shell 17 from feed inlet 1801, thereby by piece dust catcher 27 suction, set up and extend shell 18 and insert to the recess inside, be favorable to concentrating the clearance to the inside remaining piece of recess after the primary clearance, avoid the difficult condition that is handled by the clearance of piece because of the degree of depth of recess leads to the inslot below to appear, thereby realize thoroughly clearing up the recovery to the piece that mills and produce.

As an embodiment of the present utility model, the feed port 1801 is opened on a surface of an end of the extension case 18 remote from the second round case 17; after the extension shell 18 is inserted into the groove, the feeding hole 1801 is closer to the lower part of the inside of the groove, the feeding hole 1801 is under the suction force of the wind direction, and the inside of the groove is conveniently concentrated and absorbed by the chips which are not easy to clean and are close to the lower part.

As an embodiment of the utility model, the turnover linkage mechanism comprises two torsion springs 19, two arc-shaped grooves and two first gears, wherein the two torsion springs 19 are respectively sleeved on the surfaces of the two rotating shafts 16, two ends of each torsion spring 19 are respectively fixedly connected with the side wall of the second circular shell 17 and the wall of the inner groove on the surface of the turnover shell 15, the two arc-shaped grooves 20 are symmetrically arranged on the inner wall of the first mounting groove 11, arc-shaped racks 21 are fixedly connected in the two arc-shaped grooves 20, the end parts of the two rotating shafts 16 respectively extend into the two arc-shaped grooves 20, the two first gears 22 are respectively fixedly connected with the end parts of the two rotating shafts 16 positioned in the two arc-shaped grooves 20, the first gears 22 are mutually matched and meshed with the arc-shaped racks 21, and the arc-shaped circumference center line of each arc-shaped rack 21 coincides with the center axis of the first circular shell 14; when the rotary turnover device works, in an initial state, under the meshing limit of the arc-shaped rack 21, the first gear 22 enables the extension shell 18 on the second round shell 17 to be contracted in the inner groove on the turnover shell 15, at the moment, the torsion spring 19 is in a twisted state, the extension shell 18 is positioned in the inner groove, which is favorable for reducing the placing space, preventing blocking to milling, and after the groove processing is finished, the turnover shell 15 is driven to synchronously move under the rotation of the first round shell 14, so that the first gear 22 is driven to rotate together with the rotation of the first gear by taking the central line of the first round shell 14 as an axis, and in the process of outwards moving the turnover shell 15 from the first mounting groove 11, under the action of the arc-shaped rack 21, the first gear 22 is driven to rotate ninety degrees, the telescopic shell is turned to the outside of the inner groove, the twisted torsion spring 19 is restored, when the turning shell 15 is turned to be horizontally placed, the telescopic shell which is moved to the outside of the inner groove is inserted into the groove, the distance between the wind generating port and the scraps is shortened, the scraps can be absorbed more thoroughly, the restored torsion spring 19 plays a limiting role on the second round shell 17 communicated with the inside of the turning shell 15, and the situation that the second round shell 17 rotates randomly during air suction is avoided;

After the scraps in the grooves are cleaned, in the process that the overturning shell 15 is driven by the first round shell 14 to reset to the inside of the first mounting groove 11, under the action of the arc-shaped rack 21, the first gear 22 in contact engagement with the overturning shell rotates, so that the second round shell 17 is driven to rotate, and after overturning and resetting to the inside of the first mounting groove 11, a plurality of telescopic shells are reset to the inner groove on the overturning shell 15 to wait for the next use;

Since the rotation axis of the first gear 22 that moves along with the turning of the turning shell 15 coincides with the central axis of the first circular shell 14, setting the circumferential central line of the arc-shaped rack 21 to coincide with the central line of the first circular shell 14 is beneficial to ensuring that the arc-shaped rack 21 can be meshed with the first gear 22, and in the process that the first gear 22 moves from the surface of the arc-shaped rack 21, the first gear 22 is driven by the meshing of the arc-shaped rack 21 to smoothly realize rotation.

As an embodiment of the present utility model, the top of each first extraction opening 10 is provided with a placement groove 1001, each placement groove 1001 is communicated with a similar second installation groove 12 through a rectangular opening, the inside of each placement groove 1001 is vertically and slidingly connected with a shielding plate 23, the end part of the shielding plate 23 is fixedly connected with a connecting plate 24, one end of the connecting plate 24 passes through the similar rectangular opening and extends to the inside of the second installation groove 12 and is fixedly connected with a rectangular rack 25, the end part of an output shaft of one end, far away from the first circular shell 14, of each double-shaft motor 13 is fixedly connected with a second gear 26, and the second gear 26 is meshed with the rectangular rack 25; during operation, the piece that the in-process of milling produced can be absorbed to inside the first extraction opening 10, after milling, when need not be concentrated by the piece of absorption top to the inside below of recess, the absorbing force of the easy dispersed air current of this first extraction opening 10, this technical scheme can solve above problem, concrete embodiment is as follows, can drive the second gear 26 simultaneously when biax motor 13 drives first circle shell 14 and rotates, the second gear 26 rotates and drives the rectangular rack 25 who moves down rather than meshing, the rectangular rack 25 who moves down drives shielding plate 23 under the connection of connecting plate 24, when the upset shell 15 rotates into the level along with first circle shell 14 and places, shielding plate 23 that moves down realizes sheltering from first extraction opening 10, the piece absorber only inhales the inside upset shell 15 alone, reduce the dispersion of first extraction opening 10 to the air current absorbing force, shorten the distance between piece and the wind-force generation mouth, increase absorption intensity, be favorable to inserting the realization of establishing the inside of recess of inserting shell to thoroughly clear up the piece.

The working principle of the utility model is as follows:

According to the description, as shown in fig. 1 to 12, in actual use, the metal block 7 to be milled is placed on the top of the movable workbench 2, after preparation is finished, the electric control door is closed, two electric cylinders 5 are respectively controlled by an external controller, the two electric cylinders 5 drive two clamping plates 6 to move oppositely to clamp the metal block 7, the two electric cylinders 5 are controlled by a single control program to conveniently and randomly adjust the telescopic length of the telescopic rods of the two electric cylinders 5, the two clamping plates 6 synchronously drive the two protective covers 8 to move when moving, the two protective covers 8 move towards each other to form a rectangular frame, then the lifting plate 101 is downwards moved by adjusting the lifting plate 101 to enable the lifting plate 101 to be positioned on the top of the rectangular frame formed by the two protective covers 8, the tops of the two protective covers 8 are shielded by the aid of the lifting plate 101, and the shielding of chips generated during milling is facilitated, the movable milling seat is convenient for installing a milling cutter to mill the top of the metal block 7, the top of the metal block 7 is milled with a groove, the inside of the connecting shell 9 is sucked through the chip dust collector 27, under the suction force of air flow, chips generated in the milling process can enter the connecting shell 9 through the first extraction opening 10 and are sucked by the chip dust collector 27, the chips generated in the milling process are cleaned, the movement of the metal block 7 is realized through the movement of the movable workbench 2 under the cooperation of the two electric cylinders 5, thereby the milling processing of the two grooves at the top of the metal block 7 is conveniently completed, the processed grooves have a certain depth, the chips near the inside of the grooves are not convenient to be thoroughly cleaned due to the suction effect of the first extraction opening 10 in the milling process, the later stage still needs the manual cleaning comparatively troublesome, conveniently concentrates the clearance to the piece of two inside recesses simultaneously through two concentrated clearance mechanisms that set up and retrieves to alleviate working strength, it is comparatively practical.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims.

Claims (5)

1. The utility model provides a piece recovery unit for milling, includes lathe casing (1), the inside of lathe casing (1) is provided with movable workbench (2), the both sides of movable workbench (2) all with fixedly connected with telescopic hood (3) between the inner wall of lathe casing (1), lifter plate (101) are installed at the inner wall top of lathe casing (1), movable milling blade holder (4) are installed to the bottom of lifter plate (101), a serial communication port, the inner wall symmetry fixedly connected with electric jar (5) of lathe casing (1), two telescopic link tip of electric jar (5) all fixedly connected with centre gripping cardboard (6), two centre gripping cardboard (6) are used for centre gripping metal piece (7) waiting to mill jointly, two the top of centre gripping cardboard (6) all fixedly connected with protection casing (8), all are provided with piece recovery mechanism on two protection casing (8);

The chip recycling mechanism comprises a connecting shell (9), a chip dust collector (27) and two first extraction openings (10) symmetrically penetrating through the protective cover (8), the connecting shell (9) is fixedly connected to the outer wall of the protective cover (8), the two first extraction openings (10) are communicated with the inside of the connecting shell (9), the novel lathe is characterized in that the dust collector (27) is fixedly connected to the outside of the lathe shell (1), a dust collection pipe of the dust collector (27) is fixedly communicated with the connecting shell (9) through a telescopic pipe, a centralized cleaning mechanism is arranged on the inner wall of the protective cover (8), and the centralized cleaning mechanism is used for centralized cleaning and recycling of chips in a groove after milling of the top of the metal block (7).

2. The chip recycling device for milling process according to claim 1, wherein the centralized cleaning mechanism comprises a first mounting groove (11) and a turnover linkage mechanism, the first mounting groove (11) is formed in the inner wall of the protective cover (8), the two ends of the first mounting groove (11) are respectively provided with a second mounting groove (12), the two inner parts of the second mounting grooves (12) are fixedly connected with a double-shaft motor (13), the opposite output shaft ends of the two double-shaft motors (13) are respectively extended to the inner parts of the first mounting groove (11), a first round shell (14) is fixedly connected with the rear part of the inner part of the first mounting groove, the outer wall of the first round shell (14) is in sealing contact with the inner wall of the first mounting groove (11), the surface of the first round shell (14) is provided with a first 1401), the surface of the first round shell (14) is fixedly communicated with a shell (15), the inner communicating pipe of the first mounting groove (11) is fixedly communicated with the inner part of the turnover connecting shell (9), the opposite output shaft ends of the two double-shaft motors (13) are respectively extended to the inner parts of the first round shell (11), the two inner walls (16) are respectively provided with a second round shell (17), the two inner surfaces (17) are respectively connected with the two rotary shafts (17) in a sealing contact with the two inner surfaces (1701), the surface equidistance fixed intercommunication of second circle shell (17) has a plurality of shell (18) that extend, every the feed inlet (1801) have all been seted up to the surface symmetry of extending shell (18) in the in-process of upset shell (15), upset link gear is used for driving second circle shell (17) rotate ninety degrees with the inside intercommunication of upset shell (15).

3. A milling chip recycling apparatus according to claim 2, characterized in that the feed opening (1801) is provided in the surface of the extension shell (18) remote from the end of the second round shell (17).

4. The chip recycling device for milling according to claim 2, wherein the turning linkage mechanism comprises two torsion springs (19), two arc-shaped grooves and two first gears, the two torsion springs (19) are respectively sleeved on the surfaces of the two rotating shafts (16), two ends of the torsion springs (19) are respectively fixedly connected with the side wall of the second circular shell (17) and the inner groove wall of the surface of the turning shell (15), the two arc-shaped grooves (20) are symmetrically formed in the inner wall of the first mounting groove (11), arc-shaped racks (21) are fixedly connected in the two arc-shaped grooves (20), the ends of the two rotating shafts (16) are respectively extended into the two arc-shaped grooves (20), the two first gears (22) are respectively fixedly connected with the ends of the two rotating shafts (16) positioned in the two arc-shaped grooves (20), the first gears (22) are mutually matched with the arc-shaped racks (21), and the central axes of the two arc-shaped racks (21) coincide with the central axes of the first circular shell (14).

5. The chip recycling device for milling according to claim 2, wherein a placement groove (1001) is formed in the top of each first extraction opening (10), each placement groove (1001) is communicated with a similar second installation groove (12) through a rectangular opening, a shielding plate (23) is vertically and slidingly connected to the inside of each placement groove (1001), a connecting plate (24) is fixedly connected to the end of each shielding plate (23), a rectangular rack (25) is fixedly connected to one end of each connecting plate (24) after penetrating through the similar rectangular opening and extending to the inside of each second installation groove (12), a second gear (26) is fixedly connected to the end of an output shaft of each double-shaft motor (13) far away from one end of each first circular shell (14), and the second gears (26) are meshed with the rectangular racks (25).