CN212398058U - Walking rotary scraper type deburring device for upper surface of casting blank - Google Patents

Abstract

The application discloses rotatory scraper formula casting blank upper surface burring device can walk. The device for deburring the upper surface of the casting blank comprises a support frame, a knife roll, a lifting assembly and a translation assembly, wherein the translation assembly is movably arranged on the support frame along the horizontal direction, the moving direction of the translation assembly is vertical to the conveying direction of the casting blank, the lifting assembly is arranged at the bottom of the translation assembly, and the knife roll is arranged at the bottom of the lifting assembly; the bottom of lifting unit is provided with the cutter roller axle, and on the cutter roller axle was located to the cutter roller cover, the last first motor that is provided with of lifting unit, was connected with drive chain between the output shaft of first motor and the cutter roller axle to drive the cutter roller through first motor and drive chain and rotate, the lower surface and the casting blank upper surface of cutter roller are tangent. The application solves the technical problems of poor burr removing effect and low working efficiency of the upper surface of the casting blank.

Description

Walking rotary scraper type deburring device for upper surface of casting blank

Technical Field

The application relates to the technical field of casting blank production, and is further, relate to a rotatory scraper formula casting blank upper surface burring device that can walk, particularly, relate to a rotatory scraper formula continuous casting blank lower surface burring device.

Background

At present, most of the prior deburring machine forms commonly used in China are rotary hammer type or lifting scraper type, cutter shafts of the two schemes are vertical to the advancing direction of a casting blank, and cutting surfaces are parallel to the surface of the casting blank. The whole deburring of casting blank section when the casting blank reachs the burr-grinding machine position, but the burr-grinding machine rotor of these two kinds of forms is limited to and is got rid of the burr to the casting blank lower surface, the casting blank upper surface also can produce the burr in cutting process, but because the reason of continuous casting production technology, highly unstable condition can often appear in the casting blank upper surface, want to get rid of the burr of casting blank upper surface, must adopt to reach the effect of getting rid of the burr of casting blank upper surface through the manual upset casting blank of staff, not only increase staff's intensity of labour, and work efficiency is lower, the high-efficient completion of influence work.

Aiming at the problems of poor burr removing effect and low working efficiency of the upper surface of a casting blank in the related technology, an effective solution is not provided at present.

SUMMERY OF THE UTILITY MODEL

The main aim at of this application provides a rotatory scraper formula casting blank upper surface burring device can walk to solve the problem that the effect is not good, work efficiency is low to the burr removal of casting blank upper surface.

In order to achieve the purpose, the application provides a device for deburring the upper surface of a casting blank, which can walk and rotate and scraper.

According to the application, can walk rotatory scraper formula casting blank upper surface burring device includes the support frame, carries out the rotor that cuts, drives to the burr of casting blank upper surface the lifting unit that the rotor moved in vertical direction with drive the translation subassembly that the rotor moved in the horizontal direction, wherein:

the translation assembly is movably arranged on the support frame along the horizontal direction, the moving direction of the translation assembly is perpendicular to the conveying direction of the casting blank, the lifting assembly is arranged at the bottom of the translation assembly, and the knife roll is arranged at the bottom of the lifting assembly;

the knife roll is of a cylindrical structure, a knife roll shaft is arranged at the bottom of the lifting assembly, the knife roll is sleeved on the knife roll shaft, a first motor is arranged on the lifting assembly, a transmission chain is connected between an output shaft of the first motor and the knife roll shaft so as to drive the knife roll to rotate through the first motor and the transmission chain, and the lower surface of the knife roll is tangent to the upper surface of the casting blank.

Further, the lifting component comprises a lifting plate and an air cylinder, the top end of the lifting plate is hinged to the bottom of the translation component, the knife roller is arranged at the bottom end of the lifting plate, the air cylinder is arranged between the translation component and the lifting plate, the air cylinder is hinged to the bottom of the translation component, and a piston rod of the air cylinder is hinged to the middle of the lifting plate.

Further, the cutter roller shaft set up in the bottom of lifter plate, first motor set up in the cutter roller shaft top on the lifter plate, drive chain is the loop configuration, drive chain's both ends are located respectively the cover the one end of cutter roller shaft with on the output shaft of first motor.

Further, the lifting assembly further comprises a protective cover, the protective cover is connected with the lifting plate, and the first motor and the cylinder are located inside the protective cover.

Furthermore, the support frame comprises a first support rod arranged along the horizontal direction and a plurality of second support rods arranged along the vertical direction, the second support rods are uniformly distributed along the extending direction of the first support rod, the top end of each second support rod is connected with the first support rod, and the bottom end of each second support rod is fixed on the operation plane.

Further, the translation subassembly includes movable support, second motor and gear, follow on the first bracing piece the extending direction of first bracing piece is provided with the rack, movable support can set up with sliding on the first bracing piece, the gear articulate in on the movable support, just tooth on the gear with tooth on the rack meshes mutually, be provided with the second motor on the movable support, the output shaft of second motor with gear connection, the lifter plate with the cylinder all set up in movable support's bottom.

Furthermore, the translation assembly further comprises a plurality of rollers, the longitudinal section of the first supporting rod is in an I shape, strip-shaped positioning bosses are arranged on the edges of the top inner wall and the bottom inner wall of the first supporting rod respectively along the extending direction of the first supporting rod, clamping grooves matched with the positioning bosses are formed in the outer edges of the rollers, the rollers are arranged on the movable support, and the positioning bosses are correspondingly embedded into the clamping grooves.

Furthermore, the number of the knife rolls, the number of the lifting assemblies and the number of the translation assemblies are multiple, the translation assemblies are uniformly distributed along the extending direction of the first supporting rod, the lifting assemblies are connected with the corresponding translation assemblies, and the knife rolls are arranged on the corresponding translation assemblies.

Further, distance wheels are respectively arranged at two ends of the cutter roller shaft and can be rotatably sleeved on the cutter roller shaft, and the outer diameter of each distance wheel is equal to the radial distance between the central position of the cutter roller shaft and the position of the cutting edge of the scraper.

Furthermore, a plurality of groups of scrapers are arranged on the outer wall of the knife roll, each group of scrapers extends along the axial direction of the knife roll, and the scrapers are evenly distributed along the circumferential direction of the knife roll.

In the embodiment of the application, the knife roll is arranged on the lifting assembly, and can be driven to move in the vertical direction through the lifting assembly so as to adjust the height of the knife roll, so that the height of the knife roll is adapted to the height of the upper surface of the casting blank, the height change of the casting blank and the shape change of the upper surface of the casting blank are adapted, the cutting edge position of a scraper of the knife roll can be stably attached to the upper surface of the casting blank, the burr scraping effect is improved, and the working efficiency is improved; lifting unit sets up on translation subassembly, drives lifting unit through translation subassembly and moves on the horizontal direction to can drive the rotor along the direction motion mutually perpendicular with the direction of transfer of casting blank, guarantee to fully strike off the burr of casting blank upper surface, further improve the effect of striking off to the burr of casting blank upper surface, avoid appearing the burr of casting blank upper surface and strike off the condition not clean. In addition, the knife roll is driven to rotate through the first motor and the transmission chain, the automation degree is high, the working strength of manual operation of workers is greatly reduced, and the working efficiency is improved. The utility model discloses simple structure, small, the whole operating power of device is lower, and low in manufacturing cost has obvious advantage compared with prior art.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, serve to provide a further understanding of the application and to enable other features, objects, and advantages of the application to be more apparent. The drawings and their description illustrate the embodiments of the invention and do not limit it. In the drawings:

FIG. 1 is a perspective view of the movable rotary scraper type casting blank upper surface deburring device of the utility model;

FIG. 2 is an enlarged view of a portion of FIG. 1 at position A;

FIG. 3 is a front view of the movable rotary scraper type casting blank upper surface deburring device of the present invention;

fig. 4 is a partially enlarged view of a position B in fig. 3.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the invention and its embodiments, and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in the present invention can be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

As shown in fig. 1 to 4, the application relates to a movable rotary scraper type casting blank upper surface deburring device, which comprises a support frame 1, a knife roll 4 for cutting burrs on the upper surface of a casting blank 7, a lifting assembly 3 for driving the knife roll 4 to move in the vertical direction and a translation assembly 2 for driving the knife roll 4 to move in the horizontal direction. Wherein: the translation assembly 2 is movably arranged on the support frame 1 along the horizontal direction, the moving direction of the translation assembly 2 is vertical to the conveying direction of the casting blank 7, the lifting assembly 3 is arranged at the bottom of the translation assembly 2, and the knife roll 4 is arranged at the bottom of the lifting assembly 3; the knife roll 4 is of a cylindrical structure, a knife roll shaft 401 is arranged at the bottom of the lifting assembly 3, the knife roll shaft 401 is fixedly sleeved with the knife roll 4, a first motor 5 is arranged on the lifting assembly 3, a transmission chain 6 is connected between an output shaft of the first motor 5 and the knife roll shaft 401, the knife roll 4 is driven to rotate through the first motor 5 and the transmission chain 6, and the lower surface of the knife roll 4 is tangent to the upper surface of the casting blank 7.

The utility model discloses set up rotor 4 on lifting unit 3, can drive rotor 4 through lifting unit 3 and move in the vertical direction to adjust the height of rotor 4, make the height of rotor 4 suit with the height of casting blank 7 upper surface, thereby adapt to the height change of casting blank 7 and the shape change of casting blank 7 upper surface, guarantee that the cutting edge position of the scraper 402 of rotor 4 can be laminated with the upper surface stability of casting blank 7, improve the effect of striking off the burr, improve work efficiency; lifting unit 3 sets up on translation subassembly 2, drives lifting unit 3 through translation subassembly 2 and removes on the horizontal direction to can drive rotor 4 along the direction of transfer looks vertically direction motion with casting blank 7, guarantee to fully strike off the burr of casting blank 7 upper surface, further improve the effect of striking off to the burr of casting blank 7 upper surface, avoid appearing the burr of casting blank 7 upper surface and strike off the condition of unclean. In addition, drive rotor 4 through first motor 5 and drive chain 6 and rotate, degree of automation is high, and greatly reduced staff manual operation's working strength improves work efficiency.

In an optional embodiment of the present invention, as shown in fig. 2 and 4, the lifting assembly 3 includes a lifting plate 301 and a cylinder 302, the lifting plate 301 is a vertically arranged flat plate-shaped structure, the top end of the lifting plate 301 is hinged to the bottom of the translation assembly 2, the knife roll 4 is disposed at the bottom end of the lifting plate 301, the cylinder 302 is disposed between the translation assembly 2 and the lifting plate 301, the fixed end of the cylinder 302 is hinged to the bottom of the translation assembly 2, and the piston rod of the cylinder 302 extends out of the cylinder 302 and is hinged to the middle of the lifting plate 301. Through the length that the control piston rod stretches out cylinder 302 outside, control lifter plate 301 rotates to highly adjusting the rotor 4, can be tangent with casting blank 7 upper surface with the bottom cutting edge position of guaranteeing rotor 4, guarantee to have good scraping effect to the burr.

Further, as shown in fig. 2 and 4, the knife roller shaft 401 is disposed at the bottom end of the lifting plate 301, the first motor 5 is disposed on the lifting plate 301 above the knife roller shaft 401, the transmission chain 6 is of an annular structure, and two ends of the transmission chain 6 are respectively sleeved on one end of the knife roller shaft 401 and an output shaft of the first motor 5.

In an alternative embodiment of the present invention, as shown in fig. 1 and 3, the lifting assembly 3 further includes a protective cover 303, the protective cover 303 is connected to the lifting plate 301, and the first motor 5 and the cylinder 302 are both located inside the protective cover 303. The first motor 5 and the cylinder 302 are protected by the protective cover 303, damage to the first motor 5, the cylinder 302 and each working device due to overhigh temperature of the casting blank 7 is avoided, and the service life of each device is prolonged.

Further, the shield 303 may be made of, but not limited to, a 3mm thick steel plate.

In an alternative embodiment of the present invention, as shown in fig. 1 and fig. 3, the supporting frame 1 includes a first supporting rod 101 disposed along a horizontal direction and a plurality of second supporting rods 102 disposed along a vertical direction, each second supporting rod 102 is uniformly arranged along an extending direction of the first supporting rod 101, a top end of each second supporting rod 102 is connected to the first supporting rod 101, and a bottom end of each second supporting rod 102 is fixed on the working plane.

In an optional embodiment of the present invention, as shown in fig. 1 to 4, the translation assembly includes a moving bracket 201, a second motor 202, and a gear 203, a rack 1011 is disposed on the first support 101 along an extending direction of the first support 101, the moving bracket 201 is slidably disposed on the first support 101, the gear 203 is hinged to the moving bracket 201, teeth of the gear 203 are engaged with teeth of the rack 1011, the second motor 202 is disposed on a top portion of the moving bracket 201, the gear 203 is disposed below the second motor 202, an output shaft of the second motor 202 is connected to the gear 203, and both the lifting plate 301 and the cylinder 302 are disposed on a bottom portion of the moving bracket 201. The output shaft of the second motor 202 drives the gear 203 to rotate, and the gear 203 is meshed with the rack 1011, so that the gear 203 moves along the rack 1011, and further drives the movable support 201, the lifting assembly 3 and the knife roll 4 to move along the extending direction of the first support rod 101.

Further, as shown in fig. 2 and 4, the translation assembly 2 further includes a plurality of rollers 204, the longitudinal section of the first supporting rod 101 is "i" shaped, elongated positioning bosses 1012 are respectively disposed on the edges of the top inner wall and the bottom inner wall of the first supporting rod 101 along the extending direction of the first supporting rod 101, a slot matched with the positioning boss 1012 is disposed on the outer edge of each roller 204, each roller 204 is disposed on the movable support 201, and each positioning boss 1012 is correspondingly embedded into the slot. Through the arrangement of the roller 204 and the positioning boss 1012, the connection stability of the translation assembly 2 and the first support rod 101 is improved, and the translation assembly 2 can stably move along the extending direction of the first support rod 101.

Further, the number of the rollers 204 located on the same side of the first supporting rod 101 is two, and the two rollers 204 are arranged side by side in the horizontal direction.

Further, as shown in fig. 1 and 3, the number of the knife rolls 4, the lifting assemblies 3 and the translation assemblies 2 is multiple, the translation assemblies 2 are uniformly arranged along the extending direction of the first supporting rod 101, the lifting assemblies 3 are connected with the corresponding translation assemblies 2, and the knife rolls 4 are arranged on the corresponding translation assemblies 1, so that the deburring treatment can be synchronously performed on a plurality of casting blanks 7.

In an alternative embodiment of the present invention, as shown in fig. 2, distance wheels 403 are respectively disposed at two ends of the cutter roller shaft 401, the distance wheels 403 are rotatably sleeved on the cutter roller shaft 401, and an outer diameter of the distance wheel 403 is equal to a radial distance between a central position of the cutter roller shaft 401 and a blade position of the scraper 402. When the knife roll 4 approaches the upper surface of the casting blank 7, the distance wheel 403 can play a role in limiting the cutting amount of the knife roll 4, so that the cutting surface of the knife roll 4 (namely, the position of the blade edge of the scraper 402) is always tangent to the upper surface of the casting blank 7.

In an alternative embodiment of the present invention, as shown in fig. 1, a plurality of groups of doctor blades 402 are disposed on the outer wall of the knife roll 4, each group of doctor blades 402 extends along the axial direction of the knife roll 4, and the groups of doctor blades 402 are uniformly arranged along the circumferential direction of the knife roll 4.

The working principle of the device is as follows: as shown in fig. 1 and 3, a casting blank 7 is placed at the top of a conveying device 8, the conveying device 8 conveys the casting blank 7 to the position below a knife roll 4, the height of the knife roll 4 is adjusted through an air cylinder 302, so that the position of a blade of a scraper 402 at the bottom of the knife roll 4 can be ensured to be tangent to the upper surface of the casting blank 7, the upper surface of the casting blank 7 is firstly contacted with a distance wheel 403 in the process of adjusting the height of the knife roll 4, the cutting amount of the knife roll 403 is limited, and the cutting surface of the knife roll 4 is ensured to be tangent to the upper surface of the casting blank 7; the conveying device 8 is stopped, the first motor 5 and the second motor 202 are synchronously started, and the knife roll 4 rotates and moves horizontally along the direction vertical to the conveying direction of the casting blank 7, so that burrs on the upper surface of the casting blank 7 are scraped. And stopping the conveying equipment 8 again after starting, scraping burrs on the other position of the upper surface of the casting blank 7 through the knife roll 4 until the burrs on the upper surface of the whole casting blank 7 are scraped, moving the knife roll 4 to the original position, and waiting for the next casting blank 7 to repeat the actions. The conveying device 8 may be, but is not limited to, a conveyor belt or a conveying roller.

From the above description, it can be seen that the present invention achieves the following technical effects:

one, this rotatory scraper formula casting blank upper surface burring device of can walking sets up rotor 4 on lifting unit 3, can drive rotor 4 through lifting unit 3 and remove in vertical direction, adjust with the height of rotor 4, make the height of rotor 4 and the highly adapted of casting blank 7 upper surface, thereby the altitude variation of adaptation casting blank 7 and the shape change of casting blank 7 upper surface, guarantee that the cutting edge position of rotor 4's scraper 402 can laminate with casting blank 7 upper surface stability, improve the effect of striking off to the burr, improve work efficiency.

Two, lifting unit 3 sets up on translation subassembly 2 among this rotatory scraper formula casting blank upper surface burring device can walk, drive lifting unit 3 through translation subassembly 2 and remove on the horizontal direction to can drive rotor 4 along the direction of transfer looks vertically motion with casting blank 7, guarantee to fully strike off the burr of casting blank 7 upper surface, further improve the effect of striking off the burr of casting blank 7 upper surface, avoid appearing the burr of casting blank 7 upper surface and strike off the condition not clean.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (10)

1. The utility model provides a rotatory scraper formula casting blank upper surface burring device can walk, its characterized in that, rotatory scraper formula casting blank upper surface burring device can walk includes support frame (1), carry out rotor (4), the drive of cutting to the burr of casting blank (7) upper surface lift subassembly (3) and the drive that rotor (4) moved in vertical direction rotor (4) translation subassembly (2) that remove in the horizontal direction, wherein:

the translation assembly (2) is movably arranged on the support frame (1) along the horizontal direction, the moving direction of the translation assembly (2) is perpendicular to the conveying direction of the casting blank (7), the lifting assembly (3) is arranged at the bottom of the translation assembly (2), and the cutter roller (4) is arranged at the bottom of the lifting assembly (3);

the utility model discloses a casting blank, including cutting roller (4), lifting unit (3), cutting roller (4) are cylindric structure, the bottom of lifting unit (3) is provided with cutter roller axle (401), cutting roller (4) cover is located on cutter roller axle (401), be provided with first motor (5) on lifting unit (3), the output shaft of first motor (5) with be connected with drive chain (6) between cutter roller axle (401), in order to pass through first motor (5) with drive chain (6) drive cutter roller (4) rotate, the lower surface of cutting roller (4) with casting blank (7) upper surface is tangent.

2. The device for deburring the upper surface of the casting blank by using the walking rotary scraper according to claim 1, wherein the lifting assembly (3) comprises a lifting plate (301) and a cylinder (302), the top end of the lifting plate (301) is hinged with the bottom of the translation assembly (2), the cutter roller (4) is arranged at the bottom end of the lifting plate (301), the cylinder (302) is arranged between the translation assembly (2) and the lifting plate (301), the cylinder (302) is hinged with the bottom of the translation assembly (2), and a piston rod of the cylinder (302) is hinged with the middle of the lifting plate (301).

3. The device for deburring the upper surface of the casting blank by using the walking rotary scraper according to claim 2, wherein the cutter roller shaft (401) is arranged at the bottom end of the lifting plate (301), the first motor (5) is arranged on the lifting plate (301) above the cutter roller shaft (401), the transmission chain (6) is of an annular structure, and two ends of the transmission chain (6) are respectively sleeved on one end of the cutter roller shaft (401) and an output shaft of the first motor (5).

4. The device for deburring the upper surface of the casting blank by the aid of the walking rotary scraper according to claim 2, characterized in that the lifting assembly (3) further comprises a protective cover (303), the protective cover (303) is connected with the lifting plate (301), and the first motor (5) and the cylinder (302) are located inside the protective cover (303).

5. The device for deburring the upper surface of the casting blank by the aid of the walking rotary scraper according to claim 2, wherein the supporting frame (1) comprises a first supporting rod (101) arranged in the horizontal direction and a plurality of second supporting rods (102) arranged in the vertical direction, the second supporting rods (102) are uniformly distributed in the extending direction of the first supporting rod (101), the top ends of the second supporting rods (102) are connected with the first supporting rod (101), and the bottom ends of the second supporting rods (102) are fixed on a working plane.

6. The device for deburring the upper surface of a casting blank by the aid of the walking rotary scraper according to claim 5, characterized in that the translation assembly (2) comprises a mobile support (201), a second motor (202) and a gear (203), a rack (1011) is arranged on the first supporting rod (101) along the extending direction of the first supporting rod (101), the moving bracket (201) is slidably arranged on the first supporting rod (101), the gear (203) is hinged on the moving bracket (201), and the teeth on the gear (203) are meshed with the teeth on the rack (1011), a second motor (202) is arranged on the movable bracket (201), the output shaft of the second motor (202) is connected with the gear (203), the lifting plate (301) and the air cylinder (302) are arranged at the bottom of the movable support (201).

7. The device for deburring the upper surface of the casting blank by the aid of the walking rotary scraper type according to claim 6, wherein the translation assembly (2) further comprises a plurality of rollers (204), the longitudinal section of the first support rod (101) is in an I shape, strip-shaped positioning bosses (1012) are arranged on the edges of the top inner wall and the bottom inner wall of the first support rod (101) respectively along the extending direction of the first support rod (101), clamping grooves matched with the positioning bosses (1012) are formed in the outer edges of the rollers (204), the rollers (204) are arranged on the movable support (201), and the positioning bosses (1012) are correspondingly embedded into the clamping grooves.

8. The device for deburring the upper surface of the casting blank by the aid of the walking rotary scraper according to claim 5, wherein the cutter rollers (4), the lifting assemblies (3) and the translation assemblies (2) are multiple in number, the translation assemblies (2) are uniformly distributed along the extension direction of the first supporting rod (101), the lifting assemblies (3) are connected with the corresponding translation assemblies (2), and the cutter rollers (4) are arranged on the corresponding translation assemblies (2).

9. The device for deburring the upper surface of the casting blank by the aid of the walking rotary scraper according to claim 1, wherein distance wheels (403) are arranged at two ends of the cutter roller shaft (401) respectively, the distance wheels (403) are rotatably sleeved on the cutter roller shaft (401), and the outer diameter of each distance wheel (403) is equal to the radial distance between the center position of the cutter roller shaft (401) and the position of a cutting edge of the scraper (402).

10. The device for deburring the upper surface of the casting blank by the aid of the walking rotary scrapers according to claim 1, characterized in that a plurality of groups of scrapers (402) are arranged on the outer wall of the cutter roll (4), each group of the scrapers (402) extends along the axial direction of the cutter roll (4), and the scrapers (402) are uniformly distributed along the circumferential direction of the cutter roll (4).

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