CN215700361U

CN215700361U - Magnetic sheet chamfering device

Info

Publication number: CN215700361U
Application number: CN202121968771.1U
Authority: CN
Inventors: 夏爽; 赵海军
Original assignee: Yutian Derui Mechanical Equipment Co ltd
Current assignee: Yutian Derui Mechanical Equipment Co ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-02-01
Anticipated expiration: 2031-08-20

Abstract

The utility model discloses a magnetic sheet chamfering device which comprises a workbench and a first conveying mechanism arranged on the workbench, wherein the first conveying mechanism is used for receiving and conveying a magnetic sheet; the first magnetic sheet tool clamp is further connected with a second conveying mechanism, the second conveying mechanism is used for receiving and conveying the magnetic sheets subjected to the primary chamfering, and the second magnetic sheet tool clamp is arranged on one side of the second conveying mechanism and used for receiving the magnetic sheets conveyed by the second conveying mechanism and subjected to the primary chamfering. The magnetic sheet chamfering device can realize chamfering processing of eight long edges of a magnetic sheet by one-time feeding, and is high in processing precision and high in production efficiency.

Description

Magnetic sheet chamfering device

Technical Field

The utility model relates to the technical field of magnet piece production and processing, in particular to a magnetic piece chamfering device.

Background

The neodymium iron boron magnet is used as a third-generation rare earth permanent magnet material, and has incomparable excellent magnetic performance and high cost performance compared with other permanent magnet materials. Therefore, since the discovery, it has been widely researched and rapidly developed, and has been widely used in high-tech fields such as computer, communication electronic automobile, aviation, etc. With the continuous improvement of the performance of the neodymium iron boron magnet, the application range of the neodymium iron boron magnet is also continuously expanded. The conventional neodymium iron boron magnetic sheet is basically in a flat cuboid shape, 8 long sides of the conventional neodymium iron boron magnetic sheet need to be subjected to chamfering processing or 8 long sides of the conventional neodymium iron boron magnetic sheet need to be subjected to arc grinding processing through a vibrating pan, the arc grinding processing takes a long time (about 30 min), and the processing efficiency of the magnetic sheet is severely limited; chamfering the corners of the magnetic sheets by a chamfering machine, wherein the chamfering depth is controlled by a chamfering surface of a chamfering wheel, and if the magnetic sheets can continuously abut against each other and enter a chamfering position, the chamfering wheel can continuously grind the corners of the magnetic sheets; however, the chamfering machine can chamfer two long edges at a time, the magnetic sheets are manually fed, discharged and chamfered four times to obtain the final product, and the chamfering machine is low in processing efficiency, high in labor intensity and high in labor cost.

SUMMERY OF THE UTILITY MODEL

The magnetic sheet chamfering device can realize chamfering processing of eight long edges of a magnetic sheet by one-time feeding, and is high in processing precision and high in production efficiency.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a magnetic sheet chamfering device comprises a workbench and a first conveying mechanism arranged on the workbench, wherein the first conveying mechanism is used for receiving and conveying magnetic sheets, the magnetic sheet chamfering device also comprises a first chamfering mechanism, a first magnetic sheet tool clamp, a second conveying mechanism, a second chamfering mechanism and a second magnetic sheet tool clamp, the first magnetic sheet tool clamp is arranged on one side of the first conveying mechanism and used for receiving the magnetic sheets conveyed by the first conveying mechanism, and the magnetic sheets are chamfered for one time by the first chamfering mechanism when passing through the first magnetic sheet tool clamp; the first magnetic sheet tool clamp is further connected with a second conveying mechanism, the second conveying mechanism is used for receiving and conveying the magnetic sheet subjected to the primary chamfering, the second magnetic sheet tool clamp is arranged on one side of the second conveying mechanism and used for receiving the magnetic sheet subjected to the primary chamfering and conveyed by the second conveying mechanism, and the magnetic sheet subjected to the primary chamfering is subjected to secondary chamfering by the second chamfering mechanism when passing through the second magnetic sheet tool clamp.

Preferably, the first chamfering mechanism comprises a rotatable first chamfering grinding wheel, a rotatable second chamfering grinding wheel, a rotatable third chamfering grinding wheel and a rotatable fourth chamfering grinding wheel, wherein the second chamfering grinding wheel is arranged below the first chamfering grinding wheel, and the rotatable fourth chamfering grinding wheel is arranged below the third chamfering grinding wheel; the second chamfering mechanism comprises a fifth chamfering grinding wheel, a sixth chamfering grinding wheel, a seventh chamfering grinding wheel and an eighth chamfering grinding wheel which are rotatable, wherein the sixth chamfering grinding wheel is arranged below the fifth chamfering grinding wheel, and the eighth chamfering grinding wheel is arranged below the seventh chamfering grinding wheel.

Preferably, the first conveying mechanism comprises a first conveyor belt and a first conveyor belt driving device, and the second conveying mechanism comprises a second conveyor belt and a second conveyor belt driving device.

Preferably, the first conveying mechanism further comprises two first limiting plates which are arranged oppositely, and the second conveying mechanism further comprises two second limiting plates which are arranged oppositely.

Preferably, the first magnetic sheet tooling fixture comprises a first fixture body and a first channel arranged inside the first fixture body, wherein a first grinding wheel groove, a second grinding wheel groove, a third grinding wheel groove and a fourth grinding wheel groove are formed in the first fixture body, the first grinding wheel groove, the second grinding wheel groove, the third grinding wheel groove and the fourth grinding wheel groove correspond to the first chamfering grinding wheel, the second chamfering grinding wheel, the third chamfering grinding wheel and the fourth chamfering grinding wheel in position respectively, and the first grinding wheel groove, the second grinding wheel groove, the third grinding wheel groove and the fourth grinding wheel groove are intersected with the first channel to form a first grinding wheel hole, a second grinding wheel hole, a third grinding wheel hole and a fourth grinding wheel hole respectively.

Preferably, still include the conveyer trough, conveyer trough one end meets with first magnetic sheet frock clamp, and the other end meets with second transport mechanism.

Preferably, the second magnetic sheet tooling fixture comprises a second fixture body and a second channel arranged inside the second fixture body, a fifth grinding wheel groove, a sixth grinding wheel groove, a seventh grinding wheel groove and an eighth grinding wheel groove are formed in the second fixture body, the fifth grinding wheel groove, the sixth grinding wheel groove, the seventh grinding wheel groove and the eighth grinding wheel groove correspond to the fifth chamfering grinding wheel, the sixth chamfering grinding wheel, the seventh chamfering grinding wheel and the eighth chamfering grinding wheel in position respectively, and the fifth grinding wheel groove, the sixth grinding wheel groove, the seventh grinding wheel groove and the eighth grinding wheel groove are intersected with the second channel to form a fifth grinding wheel hole, a sixth grinding wheel hole, a seventh grinding wheel hole and an eighth grinding wheel hole respectively.

Further preferably, the device further comprises a first rotatable pressing wheel and a second rotatable pressing wheel, wherein the first pressing wheel is arranged above the first conveying mechanism, and the second pressing wheel is arranged above the second conveying mechanism.

In the technical scheme, the first limiting plates which are oppositely arranged form guiding so that the magnetic sheets are orderly arranged on the first conveyor belt, conveyed and pressed to the first magnetic sheet tool clamp connected with the first conveying mechanism through the first pressing wheel, the first clamp body forms natural limiting on the magnetic sheets so as to prevent the magnetic sheets from shaking up, down, left and right in the first channel, at the moment, four long edges of the magnetic sheets are exposed through the first grinding wheel hole, the second grinding wheel hole, the third grinding wheel hole and the fourth grinding wheel hole, and the first chamfering grinding wheel, the second chamfering grinding wheel, the third chamfering grinding wheel and the fourth chamfering grinding wheel immediately chamfer the four long edges of the magnetic sheets; along with the superposition conveying of the magnetic sheets, the next magnetic sheet is abutted against the previous magnetic sheet and pushes the previous magnetic sheet out of the first magnetic sheet tool clamp, so that the magnetic sheets move in the first magnetic sheet tool clamp and are chamfered at one time; the magnetic sheets subjected to primary chamfering are guided by the conveying groove and then conveyed to a second conveying belt, so that the magnetic sheets subjected to primary chamfering are turned, arranged in order, conveyed and conveyed to a second magnetic sheet tool clamp connected with a second conveying mechanism through a second pressing wheel in a pressing mode, the second clamp body forms natural limiting on the magnetic sheets subjected to primary chamfering to prevent the magnetic sheets from shaking up, down, left and right in a second channel, at the moment, the other four long edges of the magnetic sheets subjected to primary chamfering are exposed through a fifth grinding wheel hole, a sixth grinding wheel hole, a seventh grinding wheel hole and an eighth grinding wheel hole, and the fifth chamfering grinding wheel, the sixth chamfering grinding wheel, the seventh chamfering grinding wheel and the eighth chamfering grinding wheel are used for chamfering the other four long edges of the magnetic sheets subjected to primary chamfering immediately; along with the superposition conveying of the magnetic sheets, the magnetic sheet chamfered at the next time is abutted against the magnetic sheet chamfered at the last time and is ejected out of a second magnetic sheet tool clamp, so that the movement of the magnetic sheet chamfered at the first time in the second magnetic sheet tool clamp and the secondary chamfering of the magnetic sheet are realized; and then realize the chamfer processing of eight long limits of material loading to the magnetic sheet to machining precision is high, production efficiency is high.

Drawings

FIG. 1 is a perspective view of the magnetic disk chamfering apparatus;

FIG. 2 is a perspective view of a first chamfering mechanism of the magnetic disk chamfering apparatus;

FIG. 3 is a rear view of a first chamfering mechanism in the magnetic sheet chamfering apparatus;

FIG. 4 is a perspective view of a first magnetic sheet tooling fixture in the magnetic sheet chamfering apparatus;

FIG. 5 is a schematic top view of a first magnetic sheet tooling fixture in the magnetic sheet chamfering apparatus;

FIG. 6 is a perspective view of the first magnetic sheet tooling fixture at another angle in the magnetic sheet chamfering apparatus;

FIG. 7 is a schematic perspective view of a first pressing wheel adjusting mechanism in the magnetic sheet chamfering apparatus;

FIG. 8 is a schematic front view of a first pressing wheel adjusting mechanism in the magnetic sheet chamfering device.

Detailed Description

The utility model will be further explained with reference to the accompanying drawings:

as shown in fig. 1 to 8, the magnetic sheet chamfering device includes a work table 1, and a first conveying mechanism 10, a first chamfering mechanism 20, a first magnetic sheet tooling fixture 30, a second conveying mechanism 40, a second chamfering mechanism 50, and a second magnetic sheet tooling fixture (not shown) mounted on the work table 1; the first conveying mechanism 10 comprises a first conveying belt 11, a first conveying belt driving device 12 and two first limiting plates 13 which are oppositely arranged above the first conveying belt 11, the distance between the two first limiting plates 13 is matched with the size of a magnetic sheet, the magnetic sheet is placed between the two first limiting plates 13, the first conveying belt 11 receives and conveys the magnetic sheet under the driving of the first conveying belt driving device 12, a first magnetic sheet tool clamp 30 is arranged on one side of the first conveying mechanism 10 and used for receiving the magnetic sheet conveyed by the first conveying mechanism 10, and the first chamfering mechanism 20 performs primary chamfering on four long edges of the magnetic sheet when the magnetic sheet passes through the first magnetic sheet tool clamp 30; the first magnetic sheet tooling clamp 30 is also connected with a second conveying mechanism 40, the second conveying mechanism 40 comprises a second conveying belt 41, a second conveying belt driving device 42 and two second limiting plates 43 which are oppositely arranged above the second conveying belt 41, the distance between the two second limiting plates 43 is matched with the size of the magnetic sheet, after the magnetic sheet after primary chamfering is conveyed to the second conveying belt 41, the magnetic sheet after realizing a chamfer turns to, receive and carry the magnetic sheet after a chamfer under the drive of second conveyer belt drive arrangement 42 behind second conveyer belt 41, second magnetic sheet frock clamp locates 40 one sides of second transport mechanism and is used for receiving the magnetic sheet after a chamfer that second transport mechanism 40 carried, the magnetic sheet after a chamfer is to the secondary chamfer of other four long limits of the magnetic sheet after a chamfer from second magnetic sheet frock clamp through second chamfer mechanism 50, and then realize the chamfer processing on eight long limits of material loading magnetic sheet once. In the present embodiment, the first chamfering mechanism 20 includes a rotatable first chamfering wheel 21, a second chamfering wheel 22, a third chamfering wheel, and a fourth chamfering wheel 24 23, wherein the second chamfering wheel 22 is disposed below the first chamfering wheel 21, and the fourth chamfering wheel 24 is disposed below the third chamfering wheel 23; the second chamfering mechanism 50 includes a fifth chamfering wheel 51, a sixth chamfering wheel 52, a seventh chamfering wheel 53, and an eighth chamfering wheel 54, which are rotatable, wherein the sixth chamfering wheel 52 is provided below the fifth chamfering wheel 51, and the eighth chamfering wheel 54 is provided below the seventh chamfering wheel 53. The first magnetic sheet tooling clamp 30 comprises a first clamp body 31 and a first channel 32 arranged inside the first clamp body 31, and the size of the first channel 32 is matched with that of a magnetic sheet, so that the magnetic sheet can just pass through the first channel 32, natural limit is formed on the magnetic sheet passing through the first magnetic sheet tooling clamp 30, and the magnetic sheet is prevented from shaking up, down, left and right in the first channel 32; a first grinding wheel groove 33, a second grinding wheel groove 34, a third grinding wheel groove 35 and a fourth grinding wheel groove 36 are arranged on the first clamp body 31, the first grinding wheel groove 33, the second grinding wheel groove 34, the third grinding wheel groove 35 and the fourth grinding wheel groove 36 correspond to the first chamfer grinding wheel 21, the second chamfer grinding wheel 22, the third chamfer grinding wheel and the 23 fourth chamfer grinding wheel 24 respectively in position, the first grinding wheel groove 33, the second grinding wheel groove 34, the third grinding wheel groove 35 and the fourth grinding wheel groove 36 are intersected with the first channel 32 to form a first grinding wheel hole 331, a second grinding wheel hole (not shown), a third grinding wheel hole 333 and a fourth grinding wheel hole 334 respectively, when the first channel 32 passes through, four opposite long sides of the magnetic sheet are chamfered through the first grinding wheel hole 331, the second grinding wheel hole 333 and the fourth grinding wheel hole 334, and the four opposite long sides of the rotary first grinding wheel 21, the second chamfer grinding wheel 22, the third chamfer grinding wheel groove 22 and the fourth grinding wheel groove 36 are exposed out of the magnetic sheet, so that the four long sides of the magnetic sheet are chamfered through the first grinding wheel hole 331, the second grinding wheel hole, the chamfer grinding wheel hole 333 and the chamfer angle And (3) angle processing, wherein a next magnetic sheet is abutted against an upper magnetic sheet and pushes the upper magnetic sheet out of the first magnetic sheet tool clamp 30 along with the overlapping and conveying of the magnetic sheets, so that the magnetic sheets can move in the first magnetic sheet tool clamp 30 and a chamfer angle can be finished. Similarly, the second magnetic sheet tooling fixture comprises a second fixture body and a second channel arranged in the second fixture body, a fifth grinding wheel groove, a sixth grinding wheel groove, a seventh grinding wheel groove and an eighth grinding wheel groove are arranged on the second fixture body, the fifth grinding wheel groove, the sixth grinding wheel groove, the seventh grinding wheel groove and the eighth grinding wheel groove are respectively intersected with a fifth chamfer grinding wheel 51, a sixth chamfer grinding wheel 52, a seventh chamfer grinding wheel 53 and an eighth chamfer grinding wheel 54, and the fifth grinding wheel groove, the sixth grinding wheel groove, the seventh grinding wheel groove and the eighth grinding wheel groove are respectively intersected with the second channel to respectively form a fifth grinding wheel hole, a sixth grinding wheel hole, a seventh grinding wheel hole and an eighth grinding wheel hole, so that when the once chamfered magnetic sheet passes through the second channel, the other four opposite long sides of the once chamfered magnetic sheet pass through the fifth grinding wheel hole, the sixth grinding wheel hole, the seventh grinding wheel hole and the eighth grinding wheel hole, and the rotating fifth grinding wheel 51 is exposed, Sixth chamfer emery wheel 52, seventh chamfer emery wheel 53 and eighth chamfer emery wheel 54 just carry out the chamfer processing to these four relative long limits of the magnetic sheet after exposing a chamfer, along with the stack transport of magnetic sheet, the magnetic sheet after next one chamfer just supports the magnetic sheet after last one chamfer and with the ejecting second magnetic sheet frock clamp of the magnetic sheet after last one chamfer, and then realize the secondary chamfer of the removal of the magnetic sheet after once chamfer in second magnetic sheet frock clamp and magnetic sheet, and then realize the chamfer processing on eight long limits of a material loading.

In a preferred embodiment, the device further comprises a first pressing wheel 71 and a second pressing wheel 72 which can rotate, wherein the first pressing wheel 71 is arranged above the first conveyor belt 11 and close to the side of the first magnetic sheet tooling clamp 30, and the rotating first pressing wheel 71 and the first conveyor belt 11 are matched together so that the magnetic sheets can enter the first magnetic sheet tooling clamp 30 quickly. Similarly, the second pressing wheel 72 is arranged on the side, close to the second magnetic sheet tool clamp, above the second conveying belt 41, and the rotating second pressing wheel 72 and the second conveying belt 41 are matched together so that the magnetic sheet after the primary chamfering can enter the second magnetic sheet tool clamp quickly. In this embodiment, first puck 71 is rotatably coupled to first puck motor 711 by a first puck adjustment mechanism 710, and second puck 72 is rotatably coupled to second puck motor 721 by a second puck adjustment mechanism (not shown). The first pinch roller adjusting mechanism 710 comprises a first fixed gear 712, a first follower gear 713, a first rotatable support 714, a first fixed support 715, a first bearing arranged on the first rotatable support 714, and a first locking nut 717, wherein the first fixed gear 712 is rotatably connected with the first pinch roller motor 711, the first follower gear 713 is arranged on the first rotatable support 714 and is meshed with the first fixed gear 712, the first follower gear 713 is rotatably connected with the first pinch roller 71 through the first bearing, and the first rotatable support 714 is fixed on the first fixed support 715 through the first locking nut 717; the first pinch roller motor 711 drives the first fixed gear 712 to rotate, and further drives the first follow-up gear 713, the first bearing and the first pinch roller 71 to rotate, so that the magnetic sheet continuously and quickly enters the first magnetic sheet tool clamp 30; when the thickness of the processed magnetic sheet is changed, the first locking nut 717 is loosened, the first follow-up gear 713 is rotated on the first fixed gear 712 to drive the first rotatable support 714, the first bearing and the first pressing wheel 71 to rotate along the first fixed gear 712, and then the first rotatable support 714 is fixed on the first fixed support 715 through the first locking nut 717, so that the distance between the first pressing wheel 71 and the first conveyor belt 11 is adjusted to adapt to processing of magnetic sheets with different thicknesses. In a similar manner, the second pressing wheel adjusting mechanism comprises a second fixed gear, a second follow-up gear, a second rotatable support, a second fixed support, a second bearing and a second locking nut, wherein the second bearing and the second locking nut are arranged on the second rotatable support, the second fixed gear is rotatably connected with the second pressing wheel motor, the second follow-up gear is arranged on the second rotatable support and meshed with the second fixed gear, the second bearing is rotatably connected with the second pressing wheel, and the second rotatable support is fixed on the second fixed support through the second locking nut. The second fixed gear is driven by the second pressing wheel motor to rotate, so that the second follow-up gear, the second bearing and the second pressing wheel are driven to rotate, and the magnetic sheets subjected to the primary chamfering continuously and quickly enter the second magnetic sheet tool clamp; when the thickness of the processed magnetic sheet is changed, the second locking nut is loosened, the second follow-up gear rotates on the second fixed gear to drive the second rotatable support, the second bearing and the second pressing wheel to rotate along the second fixed gear, and then the second rotatable support is fixed on the second fixed support through the second locking nut, so that the distance between the second pressing wheel 72 and the second conveyor belt 41 is adjusted, and the magnetic sheet processing device is suitable for processing magnetic sheets with different thicknesses.

In a preferred embodiment, the device further comprises a conveying groove 80, the size of the conveying groove 80 is matched with the size of the magnetic sheet, one end of the conveying groove 80 is connected with the first magnetic sheet tool clamp 30, the other end of the conveying groove 80 is connected with the second conveying mechanism 40, the magnetic sheet chamfered for one time from the first magnetic sheet tool clamp 30 is firstly jacked into the conveying groove 80 by the subsequent magnetic sheet, because the size of the conveying groove 80 is also matched with the size of the magnetic sheet, the magnetic sheet chamfered for one time is firstly buffered and guided by the conveying groove 80 and then jacked to the second conveying mechanism 40, the second conveying mechanism 40 is prevented from influencing the chamfering machining precision of the magnetic sheet in the chamfering process for one time, the arrangement of the conveying groove 80 can be more beneficial to the positions of the first chamfering mechanism 20, the second conveying mechanism 40 and the second chamfering mechanism 50, and the interference of the sizes of the installation positions of the first chamfering mechanism 20 and the second chamfering mechanism 50 is avoided.

In a preferred embodiment, the first chamfer grinding wheel 21 is rotatably connected with a first grinding wheel motor 210, and the first grinding wheel motor 210 is fixed on a first motor base 211; the second chamfer grinding wheel 22 is rotatably connected with a second grinding wheel motor 220, and the second grinding wheel motor 220 is fixed on a second motor base 221; the third chamfer grinding wheel 23 is rotationally connected with a third grinding wheel motor 230, and the third grinding wheel motor 230 is fixed on a third motor base 231; the fourth chamfer grinding wheel 24 is rotationally connected with a fourth grinding wheel motor 240, and the fourth grinding wheel motor 240 is fixed on a fourth motor base 241; first motor cabinet 211 links to each other with first height adjustment mechanism 212, and second motor cabinet 221 links to each other with second height adjustment mechanism 222, and third motor cabinet 231 links to each other with third height adjustment mechanism 232, and fourth motor cabinet 241 links to each other with fourth height adjustment mechanism 242 to first motor cabinet and 211 and second motor cabinet 221 still all link to each other with first horizontal adjustment mechanism 251, and third motor cabinet 231 and fourth motor cabinet 241 still all link to each other with second horizontal adjustment mechanism 261. The height of the first motor seat 211 is adjusted through the first height adjusting mechanism 212 so as to adjust the height of the first chamfer grinding wheel 21, and further adjust the chamfer size of one long edge of the magnetic sheet; the second height adjusting mechanism 222 adjusts the height of the second motor base 221 so as to adjust the height of the second chamfer grinding wheel 22, and further adjusts the chamfer size of one long side of the magnetic sheet; the third height adjusting mechanism 232 adjusts the height of the third motor seat 231 so as to adjust the height of the third chamfer grinding wheel 23, and further adjust the chamfer size of one long edge of the magnetic sheet; the fourth height adjustment mechanism 242 adjusts the height of the fourth motor base 241 to adjust the height of the fourth chamfer grinding wheel 24, thereby adjusting the chamfer size of one long side of the magnetic sheet. In this embodiment, the first height adjusting mechanism 212 includes a first bracket 213, a first guide rod 214 and a rotatable first lead screw 215, the first lead screw 215 is connected with the first motor base 211 in a threaded manner and the first motor base 211 can move up and down along the first guide rod 214; the second height adjusting mechanism 222 comprises a rotatable second lead screw 225, and the second lead screw 225 is in threaded connection with the second motor base 221; the height of the first chamfering grinding wheel 21 is adjusted by rotating the first lead screw 215 and the first motor base 211 to ascend or descend, and the chamfering size of one long edge of the magnetic sheet is adjusted; the second motor base 221 is lifted or lowered by rotating the second lead screw 225, so that the height of the second chamfer grinding wheel 22 is adjusted, the chamfer size of one long edge of the magnetic sheet is adjusted, and the height of the first chamfer grinding wheel 21 and the height of the second chamfer grinding wheel 22 are independently adjusted. Similarly, the third height adjusting mechanism 232 includes a third bracket 233, a third guide rod 234 and a rotatable third lead screw 235, the third lead screw 235 is connected with the third motor base 231 by screw threads, and the third motor base 231 can move up and down along the third guide rod 234; the fourth height adjusting mechanism 242 comprises a rotatable fourth lead screw 245, the fourth lead screw 245 is in threaded connection with the fourth motor base 241, the third lead screw 235 is rotated to drive the third motor base 231 to ascend or descend, the height of the third chamfer grinding wheel 23 is adjusted, and the chamfer size of one long edge of the magnetic sheet is adjusted; the height of the fourth chamfering wheel 24 is adjusted by rotating the fourth screw 245 and the fourth motor base 241 to ascend or descend, so that the chamfering size of one long edge of the magnetic sheet is adjusted, and the height of the third chamfering wheel 23 and the height of the fourth chamfering wheel 24 are independently adjusted. Further, the second motor base 221 can also move up and down along the first guide rod 214, and the second lead screw 225 is used as the first guide rod 214, and the fourth motor base 241 can move up and down along the third guide rod 234, and the fourth lead screw 245 is used as the third guide rod 234. The first horizontal adjusting mechanism 251 comprises a first lead screw nut mechanism 252 which is horizontally arranged, the second motor base 221 is in threaded connection with the first lead screw nut mechanism 252, and the first motor base 211 and the second motor base 221 synchronously move forwards or backwards through the first lead screw nut mechanism 252, so that the processing accuracy of the first chamfer grinding wheel 21 and the second chamfer grinding wheel 22 is ensured. The second horizontal adjusting mechanism 261 comprises a second lead screw nut mechanism 262 which is horizontally arranged, the fourth motor base 241 is in threaded connection with the second lead screw nut mechanism 262, and the third motor base 231 and the fourth motor base 241 synchronously move forward or backward through the second lead screw nut mechanism 262, so that the machining accuracy of the third chamfering grinding wheel 23 and the fourth chamfering grinding wheel 24 is guaranteed.

Similarly, the fifth chamfer grinding wheel 51 is rotationally connected with a fifth grinding wheel motor, and the fifth grinding wheel motor is fixed on a fifth motor base; the sixth chamfer grinding wheel 52 is rotationally connected with a sixth grinding wheel motor, and the sixth grinding wheel motor is fixed on a sixth motor base; the seventh chamfer grinding wheel 53 is rotatably connected with a seventh grinding wheel motor, and the seventh grinding wheel motor is fixed on a seventh motor base; the eighth chamfer grinding wheel 54 is rotatably connected with an eighth grinding wheel motor, and the eighth grinding wheel motor is fixed on an eighth motor base; the fifth motor base is connected with the fifth height adjusting mechanism, the sixth motor base is connected with the sixth height adjusting mechanism, the seventh motor base is connected with the seventh height adjusting mechanism, the eighth motor base is connected with the eighth height adjusting mechanism, the fifth motor base and the sixth motor base are connected with the third horizontal adjusting mechanism, and the seventh motor base and the eighth motor base are connected with the fourth horizontal adjusting mechanism. The fifth height adjusting mechanism comprises a fifth bracket, a fifth guide rod and a rotatable fifth screw rod, the fifth screw rod is in threaded connection with the fifth motor base, and the fifth motor base can move up and down along the fifth guide rod; the sixth height adjusting mechanism comprises a rotatable sixth lead screw, and the sixth lead screw is in threaded connection with a sixth motor base; the seventh height adjusting mechanism comprises a seventh bracket, a seventh guide rod and a rotatable seventh lead screw, the seventh lead screw is in threaded connection with the seventh motor base, and the seventh motor base can move up and down along the seventh guide rod; the eighth height adjusting mechanism comprises a rotatable eighth lead screw, and the eighth lead screw is in threaded connection with an eighth motor base. The sixth motor base can move up and down along the fifth guide rod, and the eighth motor base can move up and down along the seventh guide rod. The third horizontal adjusting mechanism comprises a horizontally arranged third lead screw nut mechanism, and a sixth motor base is in threaded connection with the third lead screw nut mechanism; the fourth horizontal adjusting mechanism comprises a fourth lead screw nut mechanism which is horizontally arranged, and the eighth motor base is in threaded connection with the fourth lead screw nut mechanism. The height of a fifth chamfer grinding wheel 51 is adjusted by rotating a fifth screw rod and a fifth motor base to ascend or descend, and the chamfer size of one long edge of the magnetic sheet is adjusted; the height of the sixth chamfering grinding wheel 52 is adjusted by rotating the sixth screw rod and the sixth motor seat to ascend or descend, the chamfering size of one long edge of the magnetic sheet is adjusted, and the height of the fifth chamfering grinding wheel 51 and the height of the sixth chamfering grinding wheel 52 are adjusted independently. The seventh motor base is ascended or descended by rotating the seventh lead screw, so that the height of the seventh chamfer grinding wheel 53 is adjusted, and the chamfer size of one long edge of the magnetic sheet is adjusted; the eighth motor base ascends or descends by rotating the eighth lead screw, so that the height of the eighth chamfer grinding wheel 54 is adjusted, the chamfer size of one long edge of the magnetic sheet is adjusted, and the height of the seventh chamfer grinding wheel 53 and the height of the eighth chamfer grinding wheel 54 are independently adjusted. The fifth motor base and the sixth motor base synchronously move forward or backward through the third lead screw nut mechanism, so that the processing precision of the fifth chamfer grinding wheel 51 and the sixth chamfer grinding wheel 52 is ensured. The seventh motor base and the eighth motor base synchronously move forward or backward through the fourth lead screw nut mechanism, so that the processing precision of the seventh chamfer grinding wheel 53 and the eighth chamfer grinding wheel 54 is ensured.

In the technical scheme, a plurality of magnetic sheets are placed on a first conveying mechanism 10, two first limiting plates 13 which are oppositely arranged form a guide to enable the magnetic sheets to be orderly arranged on a first conveying belt 11, conveyed and pressed into a first magnetic sheet tool clamp 30 connected with the first conveying mechanism 10 through a first pressing wheel 71, a first clamp body 31 forms a natural limit on the magnetic sheets to prevent the magnetic sheets from shaking up and down and left and right in a first channel, at the moment, four opposite long edges of the magnetic sheets are exposed through a first grinding wheel hole 331, a second grinding wheel hole, a third grinding wheel hole 333 and a fourth grinding wheel hole 334, a rotating first chamfering grinding wheel 21, a second chamfering grinding wheel 22, a third chamfering grinding wheel and a fourth chamfering grinding wheel 24 of the exposed magnetic sheets are subjected to chamfering processing on the four opposite long edges of the magnetic sheets, and a next magnetic sheet is pushed out of the first magnetic sheet tool clamp 30 along with continuous conveying, thereby realizing the movement of the magnetic sheet in the first magnetic sheet tool clamp 30 and finishing the primary chamfering; the magnetic sheets after the primary chamfering are guided by the conveying groove 80 and then conveyed to the second conveying belt 41, so that the magnetic sheets after the primary chamfering are turned and arranged in order, conveyed and pressed into a second magnetic sheet tool clamp connected with the second conveying mechanism 40 by a second pressing wheel 72, the second clamp body forms natural limit on the magnetic sheets after the primary chamfering to prevent the magnetic sheets from shaking up and down and left and right in a second channel, at the moment, the other four opposite long edges of the magnetic sheets after the primary chamfering are exposed through a fifth grinding wheel hole, a sixth grinding wheel hole, a seventh grinding wheel hole and an eighth grinding wheel hole, the rotating five chamfering grinding wheels 51, the sixth chamfering grinding wheel 52, the seventh chamfering grinding wheel 53 and the eighth chamfering grinding wheel 54 chamfer the four opposite long edges of the exposed magnetic sheets after the primary chamfering, and the magnetic sheets after the primary chamfering are abutted against the magnetic sheets after the primary chamfering one by one and the magnetic sheets after the primary chamfering are ejected out of the second magnetic sheet tool clamp one by one along with the overlapped conveying of the long edges, and then realize the removal of the magnetic sheet after the first chamfer in second magnetic sheet frock clamp and the secondary chamfer of magnetic sheet, and then realize the chamfer processing of eight long limits of material loading to the magnetic sheet.

The embodiment is only for explaining the conception and the implementation of the utility model, and does not limit the same, and the technical solution without substantial change is still in the protection scope under the conception of the utility model.

Claims

1. A magnetic sheet chamfering device comprises a workbench and a first conveying mechanism arranged on the workbench, wherein the first conveying mechanism is used for receiving and conveying magnetic sheets; the first magnetic sheet tool clamp is further connected with a second conveying mechanism, the second conveying mechanism is used for receiving and conveying the magnetic sheet subjected to the primary chamfering, the second magnetic sheet tool clamp is arranged on one side of the second conveying mechanism and used for receiving the magnetic sheet subjected to the primary chamfering and conveyed by the second conveying mechanism, and the magnetic sheet subjected to the primary chamfering is subjected to secondary chamfering by the second chamfering mechanism when passing through the second magnetic sheet tool clamp.

2. A disk chamfering apparatus according to claim 1, wherein the first chamfering mechanism comprises a first chamfering wheel, a second chamfering wheel, a third chamfering wheel and a fourth chamfering wheel which are rotatable, wherein the second chamfering wheel is provided below the first chamfering wheel, and the fourth chamfering wheel is provided below the third chamfering wheel; the second chamfering mechanism comprises a fifth chamfering grinding wheel, a sixth chamfering grinding wheel, a seventh chamfering grinding wheel and an eighth chamfering grinding wheel which are rotatable, wherein the sixth chamfering grinding wheel is arranged below the fifth chamfering grinding wheel, and the eighth chamfering grinding wheel is arranged below the seventh chamfering grinding wheel.

3. A magnetic sheet chamfering apparatus according to claim 1 or 2, wherein the first transporting mechanism includes a first transporting belt and a first belt driving device, and the second transporting mechanism includes a second transporting belt and a second belt driving device.

4. A disk chamfering apparatus according to claim 3, wherein the first transfer mechanism further includes two first stopper plates disposed in opposition to each other, and the second transfer mechanism further includes two second stopper plates disposed in opposition to each other.

5. The magnetic sheet chamfering device according to claim 2, wherein the first magnetic sheet tooling jig includes a first jig body and a first passage provided inside the first jig body, the first jig body is provided with a first wheel groove, a second wheel groove, a third wheel groove and a fourth wheel groove, the first wheel groove, the second wheel groove, the third wheel groove and the fourth wheel groove correspond to the first chamfering wheel, the second chamfering wheel, the third chamfering wheel and the fourth chamfering wheel in position, respectively, and the first wheel groove, the second wheel groove, the third wheel groove and the fourth wheel groove intersect with the first passage to form a first wheel hole, a second wheel hole, a third wheel hole and a fourth wheel hole, respectively.

6. The magnetic sheet chamfering apparatus according to claim 2, further comprising a conveying groove, one end of which is connected to the first magnetic sheet tool holder and the other end of which is connected to the second transfer mechanism.

7. The magnetic sheet chamfering device according to claim 5, wherein the second magnetic sheet tooling jig includes a second jig body and a second passage provided inside the second jig body, a fifth wheel groove, a sixth wheel groove, a seventh wheel groove and an eighth wheel groove are provided on the second jig body, the fifth wheel groove, the sixth wheel groove, the seventh wheel groove and the eighth wheel groove correspond to the fifth chamfering wheel, the sixth chamfering wheel, the seventh chamfering wheel and the eighth chamfering wheel respectively in position, and the fifth wheel groove, the sixth wheel groove, the seventh wheel groove and the eighth wheel groove intersect with the second passage to form a fifth wheel hole, a sixth wheel hole, a seventh wheel hole and an eighth wheel hole respectively.

8. A magnetic sheet chamfering apparatus according to claim 1, further comprising a first pressing wheel and a second pressing wheel which are rotatable, wherein the first pressing wheel is provided above the first conveying mechanism, and the second pressing wheel is provided above the second conveying mechanism.