CN115781299A - Workpiece deburring device for numerical control lathe - Google Patents

Abstract

The invention relates to the field of numerically controlled lathes, in particular to a workpiece deburring device for a numerically controlled lathe, which comprises a guide assembly for supporting, wherein a transmission guide shaft for transmission is arranged at the bottom of the guide assembly, a feeding assembly is fixedly arranged at the center of the side end face of the guide assembly, and toothed belt wheels are symmetrically clamped at the bottom of the feeding assembly close to the guide assembly in a rotating manner. According to the invention, by arranging the guide assembly, when the deburring operation is carried out on the workpiece, the servo motor can synchronously provide power for the deburring assembly and the feeding assembly through the driving bevel gear, so that the feeding assembly can circularly guide the workpiece through the matching of the fixed guide groove and the limiting lantern ring, and meanwhile, the deburring assembly can circularly remove burrs from the side wall and the corner of the workpiece for multiple times in the process of guiding the workpiece in and out, so that the automation degree of the equipment for feeding, polishing and guiding the workpiece is improved to the greatest extent.

Description

Workpiece deburring device for numerically controlled lathe

Technical Field

The invention relates to the technical field of numerical control lathe equipment, in particular to a workpiece deburring device for a numerical control lathe.

Background

Most of workpieces can leave burrs on the side wall or the outer edge of the workpiece after being processed by a numerical control lathe, so that the flatness and the smoothness of the outer surface of the workpiece are reduced, and the subsequent assembling precision is reduced.

As disclosed in publication No.: the utility model discloses a utility model patent that CN208601028U discloses a work piece burring device for on numerical control lathe, including lathe, fixing base, removal seat, threaded rod, lathe tool and sanding block, the operation groove has been seted up at the top of lathe, and one side in operation groove is rotated and is connected with the fixed disk, removes one side of seat and has seted up first screw hole, and the one end of threaded rod runs through first screw hole and rotates with one side in operation groove to be connected, and the threaded rod cooperatees with first screw hole, removes the top fixedly connected with fixed axle of seat, and the bottom of fixing base is rotated with the top of fixed axle and is connected, and the inside of fixing base is equipped with first regulation chamber, has seted up two first spacing holes on the top inner wall in first regulation chamber, and the inside in first regulation chamber is equipped with first fixed plate, and the top of first fixed plate is fixed with two first spacing posts. The utility model discloses a rational in infrastructure, design benefit is convenient for adjust the position of lathe tool and sanding block, makes things convenient for once only to accomplish the turning and the polishing to the part to improve production efficiency.

Although the utility model discloses above-mentioned can carry out the burr to the work piece after the processing and get rid of the operation, but its work piece of accomplishing to processing is not convenient for carry out quick endless material loading, polish and guide integration operation, and then has reduced follow-up whole efficiency of processing to the work piece, so need a work piece burring device for on the numerical control lathe to the problem of proposing in solving the aforesaid.

Disclosure of Invention

The invention aims to provide a workpiece deburring device for a numerically controlled lathe, which solves the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a work piece burring device for on numerical control lathe, is including the direction subassembly that is used for the support, the bottom of direction subassembly is provided with and is used for driven transmission guide shaft, the fixed feed subassembly that is provided with in side end face center department of direction subassembly, and is located feed subassembly's bottom is close to direction subassembly department symmetry rotates the joint and has the profile of tooth band pulley, and is two sets of mesh through the profile of tooth drive belt between the profile of tooth band pulley and connect, be located the bottom the profile of tooth drive belt with the transmission guide shaft carries out fixed joint.

Preferably, the direction subassembly is including being used for spacing support card frame, the even equidistance of interior terminal surface of support card frame is fixed to be provided with four groups of connection racks, and is located support the lower terminal surface center department fixedly connected with of card frame and connect the base, the fixed closing cap bottom plate that is provided with of lower terminal surface center department of connecting the base, the interior terminal surface of support card frame passes through it has the burr to connect rack toothing sliding connection and gets rid of the subassembly, and is located the lower terminal surface middle part of closing cap bottom plate is provided with drive assembly, the lower terminal surface of closing cap bottom plate is close to drive assembly department fixed mounting has servo motor, just servo motor's the fixed initiative conical gear that is provided with of side end face, drive assembly's upper portion with the burr is got rid of the bottom of subassembly and is carried out the slip joint.

Preferably, the burr is got rid of the subassembly and is including the spacing slide that is used for supporting, four group's location guide slots have been seted up to the even equidistance of interior terminal surface of spacing slide, and are located the side end face symmetry of spacing slide is provided with four groups and connects the scraper, and is located four group's joint rotary troughs have been seted up to the even equidistance of interior terminal surface of spacing slide, the interior terminal surface rotation joint of joint rotary trough has the carousel of polishing, the interior terminal surface center department fixedly connected with of carousel of polishing connects the gear, the lower terminal surface center department fixedly connected with of spacing slide is spacing slide rail, and is located the support spout that is used for the direction is seted up to the bottom face of spacing slide rail.

Preferably, the transmission assembly comprises a positioning rotary seat for connection, the inner end face of the positioning rotary seat is connected with a driven bevel gear in a rotating mode, the driven bevel gear is located at the center of the upper end face of the positioning rotary seat and fixedly connected with a spring guide plate, the spring guide plate deviates from the end of the positioning rotary seat, the end of the positioning rotary seat is connected with a limiting rotary shaft in a rotating mode, and the spring guide plate is located on the upper end face of the limiting rotary shaft in a rotating mode, and a positioning sliding block is connected to the upper end face of the limiting rotary shaft in a rotating mode.

Preferably, the feeding assembly comprises a guide sliding plate for guiding, a lower end face of the guide sliding plate is close to the front portion and fixedly provided with a limiting clamping seat, the lower end face of the guide sliding plate is located at the center of the lower end face of the guide sliding plate, a connecting guide groove is formed in the lower end face of the guide sliding plate, the lower end face of the guide sliding plate passes through the limiting clamping seat rotating joint, a connecting guide roller is connected with the lower end face of the connecting guide roller, two groups of fixing guide grooves are formed in the outer end face of the connecting guide roller, an inner end face of the guide sliding plate passes through the connecting guide roller sliding joint, a limiting sleeve ring is arranged in the inner end face of the limiting sleeve ring rotating joint, a connecting slide block is arranged in the connecting joint, and a connecting push pedal is fixedly connected to the center of the upper end face of the limiting sleeve ring.

Preferably, the supporting chute and the cross section of the positioning slide block are arranged in a T shape, the positioning slide block is slidably clamped on the inner end face of the limiting slide rail through the supporting chute, and the lower end face of the driven bevel gear is meshed with the upper end face of the servo motor.

Preferably, the limiting sliding seat is connected with the outer end faces of the four groups of connecting racks in a sliding and clamping mode through the positioning guide grooves, the connecting gears are connected with the connecting racks in a meshing mode through the positioning guide grooves, and the inner end face of the polishing rotary disc is slightly higher than the inner wall of the limiting sliding seat.

Preferably, the fixed guide slot with link block looks adaptation, just the spacing lantern ring with connect deflector roll looks adaptation, connect the push pedal through fixed guide slot with link block looks adaptation, the spacing lantern ring with connect deflector roll looks adaptation and then the slip joint in the inner terminal surface of guide slide.

Preferably, the toothed belt wheel positioned at the upper part is fixedly connected with the side end face of the connecting guide roller, and the side opening of the material guide sliding plate is identical to the inner opening of the limiting sliding seat in size and structure.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, by arranging the guide assembly, when the workpiece is deburred, the servo motor can synchronously provide power for the deburring assembly and the feeding assembly through the active bevel gear, so that the feeding assembly can circularly guide the workpiece through the matching of the fixed guide groove and the limiting sleeve ring, and meanwhile, the deburring assembly can circularly remove burrs from the side wall and the corner of the workpiece for multiple times in the process of guiding the workpiece in and out, so that the automation degree of the loading, polishing and guiding operation of the equipment on the workpiece is improved to the greatest extent, and the efficiency of processing the workpiece is improved.

2. According to the deburring component, when deburring is carried out on a workpiece, the deburring component can circularly displace in the connecting base and is matched with the engagement of the connecting rack and the connecting gear, so that the deburring turntable can grind and polish burrs and garbage on the side wall of the workpiece while the deburring component circularly displaces, meanwhile, four groups of connecting scrapers can deburr the outer wall corner of the workpiece, and the deburring efficiency of equipment for deburring the outer part of the workpiece is effectively improved.

3. According to the invention, through arranging the feeding assembly, when transmission is carried out, the servo motor can synchronously provide power for the burr removing assembly and the feeding assembly, and meanwhile, the feeding assembly can be matched with the cyclic displacement of the burr removing assembly to carry out burr removing operation on the outer part of the workpiece, so that the power utilization efficiency of equipment is effectively improved, and the workpiece processing efficiency is also improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is an exploded view of the body of the present invention;

FIG. 2 is a schematic view of the main structure of the present invention;

FIG. 3 is an exploded view of the guide assembly of the present invention;

FIG. 4 is a front view of the guide assembly of the present invention;

FIG. 5 is a cross-sectional view of the present invention taken along the elevation B-B of the guide assembly;

FIG. 6 is an enlarged view of a portion of the invention at I;

FIG. 7 is an exploded view of the deburring assembly of the present invention;

FIG. 8 is a schematic view of the deburring assembly of the present invention;

FIG. 9 is a schematic view of the transmission assembly of the present invention;

FIG. 10 is an exploded view of the feed assembly of the present invention;

FIG. 11 is a schematic view of a feed assembly of the present invention.

In the figure: 1-toothed belt wheel, 2-guide component, 3-feeding component, 4-transmission guide shaft, 5-toothed transmission belt, 21-connecting rack, 22-supporting clamping frame, 23-connecting base, 24-burr removing component, 25-servo motor, 26-sealing bottom plate, 27-driving bevel gear, 28-transmission component, 241-limiting slide seat, 242-positioning guide groove, 243-connecting scraper, 244-limiting slide rail, 245-supporting slide groove, 246-connecting gear, 247-polishing rotary disc, 248-clamping rotary groove, 281-spring guide plate, 282-positioning rotary seat, 283-driven bevel gear, 284-limiting rotary shaft, 285-positioning slide block, 31-guide slide plate, 32-limiting clamping seat, 33-fixing guide groove, 34-connecting guide roller, 35-connecting slide block, 36-limiting ring, 37-connecting push plate and 38-connecting guide groove.

Detailed Description

In order to make the technical solutions of the present application 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 some embodiments of the present application, and not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application 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.

The invention is further described below with reference to the accompanying drawings.

Example 1

Referring to fig. 1-11, an embodiment of the present invention: the utility model provides a work piece burring device for on numerical control lathe, is including the direction subassembly 2 that is used for supporting, and the bottom of direction subassembly 2 is provided with and is used for driven transmission guide shaft 4, and the side end face center department of direction subassembly 2 is fixed to be provided with feed subassembly 3, and the bottom that is located feed subassembly 3 is close to direction subassembly 2 department symmetry rotation joint and has toothed belt wheel 1, meshes through toothed belt 5 between two sets of toothed belt wheel 1 and connects, and toothed belt 5 that is located the bottom carries out fixed joint with transmission guide shaft 4.

As shown in fig. 3-6, the guiding assembly 2 includes a supporting frame 22 for limiting, four sets of connecting racks 21 are fixedly disposed on an inner end surface of the supporting frame 22 at equal intervals, a connecting base 23 is fixedly connected to a center of a lower end surface of the supporting frame 22, a sealing base plate 26 is fixedly disposed at a center of a lower end surface of the connecting base 23, the inner end surface of the supporting frame 22 is engaged with a deburring assembly 24 through the connecting racks 21 and slidably connected thereto, a transmission assembly 28 is disposed in a middle of the lower end surface of the sealing base plate 26, a servo motor 25 is fixedly disposed on a lower end surface of the sealing base plate 26 close to the transmission assembly 28, a driving bevel gear 27 is fixedly disposed on a side end surface of the servo motor 25, and an upper portion of the transmission assembly 28 is slidably connected to a bottom of the deburring assembly 24.

As shown in fig. 7 and 8, the burr removing assembly 24 includes a limiting slide seat 241 for supporting, four sets of positioning guide slots 242 are uniformly and equidistantly formed on an inner end surface of the limiting slide seat 241, four sets of connecting scrapers 243 are symmetrically arranged on a side end surface of the limiting slide seat 241, four sets of clamping rotary slots 248 are uniformly and equidistantly formed on the inner end surface of the limiting slide seat 241, a polishing turntable 247 is rotatably clamped on the inner end surface of the clamping rotary slots 248, a connecting gear 246 is fixedly connected to the center of the inner end surface of the polishing turntable 247, a limiting slide rail 244 is fixedly connected to the center of the lower end surface of the limiting slide seat 241, and a supporting slide slot 245 for guiding is formed on the bottom end surface of the limiting slide rail 244.

As shown in fig. 9, the transmission assembly 28 includes a positioning swivel base 282 for connection, a driven bevel gear 283 is rotatably clamped on an inner end surface of the positioning swivel base 282, a spring guide plate 281 is fixedly connected at the center of an upper end surface of the positioning swivel base 282, a limit rotating shaft 284 is rotatably clamped at an end of the spring guide plate 281 facing away from the positioning swivel base 282, and a positioning slider 285 is rotatably clamped on an upper end surface of the limit rotating shaft 284.

As shown in fig. 10 and 11, the feeding assembly 3 includes a guide sliding plate 31 for guiding, a limiting clamping seat 32 is fixedly disposed at a position, close to the front portion, of a lower end surface of the guide sliding plate 31, a connecting guide groove 38 is disposed at a center of the lower end surface of the guide sliding plate 31, the lower end surface of the guide sliding plate 31 is rotatably clamped with a connecting guide roller 34 through the limiting clamping seat 32, two sets of fixing guide grooves 33 are disposed at an outer end surface of the connecting guide roller 34, an inner end surface of the guide sliding plate 31 is slidably clamped with a limiting sleeve ring 36 through the connecting guide roller 34, a connecting slider 35 is rotatably clamped at an inner end surface of the limiting sleeve ring 36, and a connecting push plate 37 is fixedly connected at a center of an upper end surface of the limiting sleeve ring 36.

As shown in fig. 7 and fig. 9, the cross sections of the supporting chute 245 and the positioning slider 285 are both in a T-shaped arrangement, the positioning slider 285 is connected to the inner end face of the limiting slide rail 244 through the supporting chute 245 and is further connected to the sliding end face of the driven bevel gear 283, the positioning slider 285 in the T-shaped arrangement can stably slide inside the supporting chute 245, and meanwhile, when the spring guide plate 281 rotates circumferentially, the spring guide plate 281 can limit the sliding of the supporting chute 245 through the positioning slider 285, and further drives the limiting slide rail 244 to perform circulating forward and backward displacement, so that the subsequent polishing operation on the workpiece is facilitated.

As shown in fig. 3 and 5, the limiting slide carriage 241 is slidably clamped on the outer end surfaces of the four sets of connecting racks 21 through the positioning guide grooves 242, and the connecting gear 246 is engaged with the connecting racks 21 through the positioning guide grooves 242, and the inner end surface of the polishing turntable 247 is slightly higher than the inner wall of the limiting slide carriage 241, when the deburring component 24 circularly displaces inside the supporting clamping frame 22, the connecting rack 21 can be engaged with the connecting gear 246, so that the deburring component 24 can perform high-speed polishing operation on the side wall of the workpiece when circularly displacing, thereby improving the efficiency of polishing the outside of the workpiece.

As shown in fig. 10, the fixed guide grooves 33 are adapted to the connecting slide blocks 35, and the position-limiting sleeve rings 36 are adapted to the connecting guide rollers 34, the connecting push plate 37 is adapted to the connecting slide blocks 35 through the fixed guide grooves 33, the position-limiting sleeve rings 36 are adapted to the connecting guide rollers 34 and are slidably clamped on the inner end surfaces of the material guiding slide plates 31, when a new group of workpieces are guided, the outer portion of the connecting push plate 37 is in a wedge shape, the front portion of the connecting push plate can limit the workpieces, the inclined edge of the rear portion can lift the workpieces during subsequent reciprocating, so as to prevent the workpieces from being guided out to the rear portion, meanwhile, the two groups of fixed guide grooves 33 are staggered with each other, and the connecting slide blocks 35 have enough length to pass through the intersection of the two groups of fixed guide grooves 33, so as to facilitate subsequent driving of the position-limiting sleeve rings 36 to perform circular displacement.

As shown in fig. 1, the toothed belt wheel 1 located at the upper part is fixedly connected with the side end surface of the connecting guide roller 34, the side opening of the material guiding sliding plate 31 has the same size and structure as the inner opening of the limiting sliding seat 241, and the two groups of toothed belt wheels 1 are meshed and connected through the toothed transmission belt 5, so that the subsequent driving bevel gear 27 can provide sufficient rotating power for the connecting guide roller 34 through the transmission guide shaft 4 and the toothed belt wheels 1, and further the stability of subsequent material guiding for the workpiece is improved.

The working principle is as follows: before the use, a user can cooperate with feeding equipment such as an external feeding mechanical arm and the like to position a processed workpiece inside the material guide sliding plate 31, so as to facilitate the subsequent rapid guiding operation on the workpiece, when the workpiece is processed, the user can start the servo motor 25 through an external control device, at the moment, the servo motor 25 can drive the front driving bevel gear 27 to rotate, meanwhile, when the driving bevel gear 27 rotates, the upper part of the driving bevel gear 27 can drive the driven bevel gear 283 to rotate, and the front part of the driving bevel gear 27 can drive the toothed belt wheel 1 to rotate through the transmission guide shaft 4, when the driving bevel gear 27 drives the driven bevel gear 283 to rotate, at the moment, because the radius and the tooth number of the driving bevel gear 27 are far larger than those of the driven bevel gear 283, so that the driving bevel gear 27 rotates for a circle to drive the driven bevel gear 283 to rotate for a plurality of circles, and meanwhile, when the driven bevel gear 283 rotates, as shown in fig. 3, the driven bevel gear 283 can drive the upper spring guide plate 281 to rotate circularly inside the connecting base 23, and because the body of the spring guide plate 281 can contract elastically, the subsequent spring guide plate 281 is convenient to have enough limiting space to pass through the middle of the short side of the connecting base 23, when the spring guide plate 281 rotates circularly, the spring guide plate 281 can drive the limiting rotating shaft 284 of the moving end to rotate circularly together, the limiting rotating shaft 284 is in rotary clamping connection with the positioning slider 285, so that when the limiting rotating shaft 284 rotates circularly, the positioning slider 285 can be driven to move laterally inside the supporting chute 245, and simultaneously, the spring guide plate 281 can elastically press the limiting sliding rail 244 to the limit of the long side of the connecting base 23 through the elastic force, when the spring guide 281 rotates circularly, the burr removing component 24 moves back and forth circularly inside the connecting base 23, and when the burr removing component 24 moves back and forth, the connecting rack 21 can engage with the connecting gear 246 through the positioning guide slot 242, so that the four groups of connecting gears 246 can synchronously drive the polishing turntable 247 to rotate, and further the four groups of polishing turntables 247 can polish the side wall of the workpiece inside, and further remove burrs on various side walls, and when the limiting slide carriage 241 moves circularly, the four groups of limiting slide carriages 241 can limit and remove burrs on the side wall of the corner of the workpiece through the connecting scraper 243, thereby improving the efficiency of removing burrs on the workpiece to the maximum extent, when the driving bevel gear 27 rotates, the driving guide shaft 4 can also be driven to rotate, and when the driving guide shaft 4 rotates, the toothed belt wheels 1 at the ends can be driven to rotate, and the two groups of toothed belt wheels 1 are meshed and connected through the toothed transmission belt 5, so that the toothed belt wheels 1 on the upper portions can synchronously drive the connecting guide rollers 34 to rotate, when the connecting guide rollers 34 rotate, the connecting guide rollers 34 can drive the two groups of external fixed guide grooves 33 to rotate, the fixed guide grooves 33 can be limited by sliding of the connecting sliding blocks 35, the limiting lantern rings 36 are driven to move back and forth in the guide sliding plates 31 in a circulating mode, meanwhile, the limiting lantern rings 36 can drive the connecting push plates 37 on the upper portions to move back and forth, when the connecting push plates 37 move forward, workpieces to be deburred in the guide sliding plates 31 can be guided, the workpieces can be ejected out of a first group of workpieces, and when the connecting push plates 37 move back, the deburring component 24 has enough power to perform repeated deburring operation under the driving of the servo motor 25.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. A work piece burring device for on numerical control lathe, is including being used for supporting direction subassembly (2), the bottom of direction subassembly (2) is provided with transmission guide shaft (4) that are used for the transmission, its characterized in that: the fixed feed subassembly (3) that is provided with in side end face center department of direction subassembly (2), and be located the bottom of feed subassembly (3) is close to direction subassembly (2) department symmetry rotates the joint and has toothed belt wheel (1), and is two sets of mesh through toothed belt (5) between toothed belt wheel (1) and connect, be located the bottom toothed belt (5) with fixed joint is carried out in transmission guide shaft (4).

2. The workpiece deburring device for the numerically controlled lathe according to claim 1, wherein: guide assembly (2) are including being used for spacing support card frame (22), the even equidistance of interior terminal surface of support card frame (22) is fixed to be provided with four groups of connection rack (21), and is located support the lower terminal surface center fixedly connected with of locating of card frame (22) and connect base (23), the lower terminal surface center department of connecting base (23) is fixed and is provided with closing cap bottom plate (26), the interior terminal surface of support card frame (22) passes through it has burr to get rid of subassembly (24) to connect rack (21) meshing sliding connection, and is located the lower terminal surface middle part of closing cap bottom plate (26) is provided with drive assembly (28), the lower terminal surface of closing cap bottom plate (26) is close to drive assembly (28) department fixed mounting has servo motor (25), just the side end face of servo motor (25) is fixed and is provided with initiative conical gear (27), the upper portion of drive assembly (28) with the bottom of subassembly (24) is got rid of burr carries out the slip joint.

3. The workpiece deburring device for the numerically controlled lathe according to claim 2, wherein: subassembly (24) is got rid of to burr is including spacing slide (241) that is used for supporting, four group's location guide slots (242) have been seted up to the even equidistance of interior terminal surface of spacing slide (241), and are located the side end face symmetry of spacing slide (241) is provided with four group's connection scraper (243), and is located four group's joint rotary slot (248) have been seted up to the even equidistance of interior terminal surface of spacing slide (241), the interior terminal surface rotation joint of joint rotary slot (248) has polishing turntable (247), polishing turntable (247)'s interior terminal surface center department fixedly connected with connecting gear (246), the lower terminal surface center department fixedly connected with of spacing slide (241) is spacing slide rail (244), and is located support spout (245) that are used for the direction are seted up to the bottom face of spacing slide rail (244).

4. The workpiece deburring device for the numerically controlled lathe according to claim 3, wherein: drive assembly (28) are including location swivel mount (282) that are used for connecting, the interior terminal surface of location swivel mount (282) rotates the joint and has driven bevel gear (283), and is located the up end center fixedly connected with spring baffle (281) of location swivel mount (282), spring baffle (281) deviates from the end department of location swivel mount (282) rotates the joint and has spacing pivot (284), and is located the up end rotation joint of spacing pivot (284) has location slider (285).

5. The workpiece deburring device for the numerically controlled lathe according to claim 4, wherein: feed subassembly (3) are including guide slide (31) that is used for the direction, the lower terminal surface of guide slide (31) is close to anterior fixed spacing cassette (32) that is provided with of department, and is located the lower terminal surface center department of guide slide (31) has seted up connecting guide slot (38), the lower terminal surface of guide slide (31) passes through spacing cassette (32) rotate the joint and have connect deflector roll (34), and are located connect the outer terminal surface of deflector roll (34) and seted up two sets of fixed guide slot (33), the interior terminal surface of guide slide (31) passes through it has spacing lantern ring (36) to connect deflector roll (34) slip joint, and is located the interior terminal surface of spacing lantern ring (36) rotates the joint and has link block (35), fixedly connected with connection push pedal (37) is located at the upper end surface center of spacing lantern ring (36).

6. The workpiece deburring device for the numerically controlled lathe according to claim 5, wherein: the cross sections of the supporting sliding grooves (245) and the positioning sliding blocks (285) are arranged in a T shape, the positioning sliding blocks (285) are connected to the inner end face of the limiting sliding rail (244) in a sliding and clamping mode through the supporting sliding grooves (245), and the lower end face of the driven bevel gear (283) is connected with the upper end face of the servo motor (25) in a meshed mode.

7. The workpiece deburring device for the numerically controlled lathe according to claim 5, wherein: the limiting sliding base (241) is connected with the outer end faces of the four groups of connecting racks (21) in a sliding and clamping mode through the positioning guide groove (242), the connecting gear (246) is connected with the connecting racks (21) in a meshing mode through the positioning guide groove (242), and the inner end face of the polishing rotary disc (247) is slightly higher than the inner wall of the limiting sliding base (241).

8. The workpiece deburring device for the numerically controlled lathe according to claim 5, wherein: fixed guide slot (33) with link block (35) looks adaptation, just spacing lantern ring (36) with connect deflector roll (34) looks adaptation, it passes through to connect push pedal (37) fixed guide slot (33) with link block (35) looks adaptation spacing lantern ring (36) with connect deflector roll (34) looks adaptation and then the slip joint in the interior terminal surface of guide slide (31).

9. The workpiece deburring device for the numerically controlled lathe according to claim 5, wherein: the toothed belt wheel (1) positioned on the upper part is fixedly connected with the side end face of the connecting guide roller (34), and the side opening of the material guide sliding plate (31) is identical to the inner opening of the limiting sliding seat (241) in size and structure.

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