CN209889750U

CN209889750U - Automatic overturning and feeding device for M-shaped magnetic core

Info

Publication number: CN209889750U
Application number: CN201920565768.1U
Authority: CN
Inventors: 唐有福
Original assignee: Pujiang Ancient High Tech Co Ltd
Current assignee: Pujiang Ancient High Tech Co Ltd
Priority date: 2019-04-24
Filing date: 2019-04-24
Publication date: 2020-01-03
Anticipated expiration: 2029-04-24

Abstract

The utility model discloses an automatic overturning and feeding device for an M-shaped magnetic core, which comprises a support frame (1), wherein the surface of the support frame (1) is provided with a material pushing device (2); a disc feeding device (3) is arranged on one side of the material pushing device (2), and a row separating device (4) is arranged on the other side; one end of the row dividing device (4) is connected with a feeding device (5), and the feeding device (5) is provided with a turning guide block (6); the turning guide block (6) is provided with a torsion track (7). The utility model discloses not only can improve the material loading effect, still have low in production cost, work efficiency height, convenient to use, low in labor strength, application scope guangZhou and long service life's advantage.

Description

Automatic overturning and feeding device for M-shaped magnetic core

Technical Field

The utility model relates to a magnetic core loading attachment, especially an "M" shape magnetic core is with automatic feeding device that overturns.

Background

The magnetic core is a sintered magnetic metal oxide composed of various iron oxide mixtures; the magnetic core is generally produced by a special wholesale factory and is packaged and sold in a certain number; the general magnetic core feeding device pushes the magnetic cores in a row, but for the magnetic cores with special shapes, the phenomenon of dislocation between the magnetic cores is easy to occur by using a common whole-row pushing mode, so that the pushed magnetic cores are not orderly arranged on the feeding device, further the subsequent work is influenced, and the feeding effect is poor; meanwhile, in case of dislocation in the pushing process, the dislocated magnetic core can fall off, and even the rear magnetic core collides with the front magnetic core in the forward pushing process to cause abrasion, so that unnecessary waste is caused, and the production cost is increased. Therefore, the existing magnetic core feeding device has the problems of poor feeding effect and high production cost in the process of feeding the magnetic core with a special shape.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an "M" shape magnetic core is with automatic material loading attachment that overturns. The utility model discloses not only can improve the material loading effect, still have low in production cost's advantage.

The technical scheme of the utility model: an automatic overturning and feeding device for an M-shaped magnetic core comprises a supporting frame, wherein a material pushing device is arranged on the surface of the supporting frame; one side of the material pushing device is provided with a disc feeding device, and the other side of the material pushing device is provided with a row separating device; one end of the row separating device is connected with a feeding device, and the feeding device is provided with a turning guide block; and a torsion track is arranged on the overturning guide block.

In the automatic overturning and feeding device for the M-shaped magnetic core, the torsion track comprises a buffer area, a torsion area and a shaping area which are distributed in a step shape, wherein the height of the buffer area is lower than that of the torsion area, and the height of the torsion area is lower than that of the shaping area; the width of the buffer zone is greater than that of the twisting zone, and the width of the twisting zone is greater than that of the shaping zone.

In the automatic overturning and feeding device for the M-shaped magnetic core, one side of the overturning guide block is provided with the positioning strip, and the positioning strip is arranged on the other side of the feeding device; the distance between the positioning strip and the shaping area on the torsion track is equal to the thickness of the magnetic core, and the distance between the positioning strip and the buffer area on the torsion track is equal to the width of the magnetic core.

In the automatic overturning and feeding device for the M-shaped magnetic core, the row dividing device comprises a row dividing cylinder, and a row dividing plate is connected to the row dividing cylinder; a stroke adjusting stud is arranged above the row separating cylinder and positioned on the bottom surface of the support frame, and a stroke adjusting plate is arranged on the stroke adjusting stud; the stroke adjusting plate and the row distributing plate are arranged on the same horizontal plane.

In the automatic overturning and feeding device for the M-shaped magnetic core, an installation table positioned on the top surface of the support frame is arranged above the stroke adjusting plate, and a transmission chain is arranged on the installation table; a first driving rotating shaft is arranged on one side of the transmission chain, and a second driving rotating shaft is arranged on the other side of the transmission chain; the first driving rotating shaft is connected with a first motor; a plurality of push plates which are uniformly distributed are arranged on the transmission chain; the surface of each push plate is provided with a friction pad, and the distance between every two adjacent push plates is greater than or equal to the length of the row plates.

In the automatic overturning and feeding device for the M-shaped magnetic core, a connecting plate is arranged between the stroke adjusting stud and the stroke adjusting plate, and one end of the connecting plate is fixedly connected with the row-dividing cylinder.

In the automatic overturning and feeding device for the M-shaped magnetic core, a controller is arranged on one side surface of the supporting frame, and an alarm lamp is arranged on one side of the controller; blevile of push, send a set device, divide row device, loading attachment and alarm lamp all with controller electric connection.

In the automatic overturning and feeding device for the M-shaped magnetic core, the feeding device comprises a feeding support, and a feeding conveyor belt is arranged on the feeding support; one end of the feeding conveyor belt is connected with a feeding driven shaft, and the other end of the feeding conveyor belt is connected with a feeding driving shaft; the feeding driving shaft is connected with a feeding motor.

In the automatic overturning and feeding device for the M-shaped magnetic core, the material pushing device comprises two oppositely arranged mounting plates, and a pushing chain is arranged on the inner side surface of each mounting plate; one end of each pushing chain is provided with a pushing driven roller, and the other end of each pushing chain is provided with a pushing driving roller; a linkage rod is arranged between the two driving rollers, and one end of the linkage rod is connected with a driving motor; the two pushing chains are respectively provided with an installation frame, and an L-shaped first push plate is arranged between the two installation frames; a clamping cylinder is arranged on the outer side wall of each mounting plate, and one end of each clamping cylinder is connected with a clamping piece; two grating sensors which are symmetrically distributed are arranged at the position between the two mounting plates corresponding to the lower part of the linkage rod, and the grating sensors are electrically connected with the controller.

In the automatic overturning and feeding device for the M-shaped magnetic core, the disc feeding device comprises a portal frame, and disc feeding driven rotating shafts are vertically arranged at the bottoms of two inner side walls of the portal frame; a disc feeding driving rotating shaft is arranged above each disc feeding driven rotating shaft, and each disc feeding driving rotating shaft is connected with a disc feeding motor; a disc conveying belt is connected between the disc conveying driving rotating shaft and the disc conveying driven rotating shaft, and a plurality of uniformly distributed partition plates are arranged on the disc conveying belt; a disc feeding cylinder is arranged on the inner top surface of the portal frame, and a push rod is arranged on the disc feeding cylinder; two sides of the push rod are both provided with support rods in parallel, and the two support rods and the push rod are arranged on the same horizontal plane; an L-shaped moving frame is arranged between one end parts of the two supporting rods, and a limiting plate is arranged between the other end parts of the two supporting rods; the end part of the push rod is connected with the limiting plate.

Compared with the prior art, the utility model discloses current magnetic core loading attachment has been improved, through setting up the upset guide block on one side of loading attachment, be equipped with the torsion track on the upset guide block, utilize loading attachment to exert a power of moving forward for the magnetic core, along with the forward movement of magnetic core, the magnetic core can slowly be changed into vertical state from the state of lying down under the effect of the torsion track of upset guide block, thereby realize the upset of magnetic core, the limiting displacement of upset guide block simultaneously, can guarantee that the magnetic core sends into next step with the arrangement vertical mode of one grain, individual dislocation can not appear in one row of magnetic core in the removal process, even the phenomenon that the magnetic core dropped appears, not only improve the material loading effect, unnecessary material waste in the removal process has still been reduced, and production cost is reduced; meanwhile, automatic magnetic core feeding is realized through the combined action of the feeding device, the disc feeding device, the row separating device and the material pushing device, manual feeding is not needed, the labor intensity is reduced, and the working efficiency is improved. In addition, the utility model discloses still through dividing into buffer, torsion zone and the design area that is the echelonment with the twisting track, the magnetic core is when the upset guide block, current comparatively gentle buffer for the one end of magnetic core is separated with loading attachment, gets into on the twisting track, then passes through the torsion zone of echelonment, makes the magnetic core one end of lying flat roughly slowly become vertical along with the torsion trend in torsion zone, realizes completely vertically through the design area at last; the positioning strip is arranged, so that a positioning track can be formed between the positioning strip and the overturning guide block, the vertical magnetic cores can be arranged in the positioning track in order, and the feeding effect is further improved; the whole process is controlled by the controller, and the alarm lamp is arranged on one side of the controller, so that the use is convenient, and in the whole process, once a certain link has a problem, the controller can control the whole device to stop and control the alarm lamp to light up so as to inform an operator of timely maintenance; by arranging the grating sensor, the position of the magnetic core can be accurately detected, and the precision in the feeding process is improved; the clamping cylinder is arranged on the side wall of the mounting plate, and the magnetic core disc can be fixed by the clamping cylinder, so that the magnetic core disc is prevented from moving together when the magnetic core is pushed, and the use is further facilitated; the disc feeding belt is arranged on the portal frame, the disc feeding belt is provided with a plurality of partition plates, and a magnetic core plate is conveniently placed between the two partition plates by a worker through the two partition plates and matched with a disc feeding cylinder on the portal frame; when the disk feeding belt is used for feeding the magnetic core plate to the upper part, the disk feeding cylinder drives the push rod to move so as to drive the moving frame to move, so that the moving frame can be used for feeding the magnetic core plate to the supporting platform from between the two partition plates, automatic feeding is realized, and labor intensity is reduced; by arranging the stroke adjusting stud and the stroke adjusting plate, the distance between the stroke adjusting plate and the stroke adjusting bolt can be adjusted by rotating the stroke adjusting bolt, so that when the branch row cylinder drives the branch row plate to return, the branch row plate is blocked by the stroke adjusting plate, the distance for the branch row plate to move back is changed, the length of the branch row plate between the feeding device and the pushing device is changed, single-row feeding of magnetic cores with different sizes is facilitated, one machine can adapt to feeding of the magnetic cores with different sizes, the application range is expanded, and the acquisition cost is reduced; set up drive chain through the top at the branch row board, the last push pedal that is provided with a plurality of evenly distributed of drive chain, utilize the cooperation of push pedal and branch row board, can realize separating one row of magnetic core, and send material feeding unit in, and be provided with the friction pad in every push pedal, thereby can reduce the friction between push pedal and the branch row board, also can reduce the wearing and tearing of push pedal to the magnetic core at propelling movement in-process, the service life has not only been prolonged, can also reduce and drag the in-process unnecessary and damage, the cost is reduced. Therefore, the utility model discloses not only can improve the material loading effect, still have low in production cost, work efficiency height, convenient to use, low in labor strength, application scope guangZhou and long service life's advantage.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the arrangement of the row separation device;

FIG. 3 is a schematic structural diagram of a disc loading apparatus;

FIG. 4 is a side view of the pusher assembly;

FIG. 5 is a side view of the stroke adjustment bolt;

fig. 6 is a control schematic diagram of the present invention;

FIG. 7 is a schematic view of an "M" shaped magnetic core;

fig. 8 is a front view of the reverse guide block.

The labels in the figures are: 1-supporting frame, 2-material pushing device, 3-disc feeding device, 4-row dividing device, 5-feeding device, 6-overturning guide block, 7-twisting track, 8-positioning strip, 9-row dividing cylinder, 10-row dividing plate, 11-stroke adjusting stud, 12-stroke adjusting plate, 13-mounting table, 14-driving chain, 15-first driving rotating shaft, 16-second driving rotating shaft, 17-first motor, 18-pushing plate, 19-friction pad, 20-connecting plate, 21-controller, 22-alarm lamp, 23-grating sensor, 27-feeding support, 28-feeding conveying belt, 29-feeding driven shaft, 30-feeding driving shaft, 31-feeding motor, 32-mounting plate, 33-pushing chain, 34-pushing driven roller, 35-pushing driving roller, 36-linkage rod, 37-pushing motor, 38-mounting rack, 39-first pushing plate, 40-clamping cylinder, 41-clamping sheet, 42-gantry, 43-disc-feeding driven rotating shaft, 44-disc-feeding driving rotating shaft, 45-disc-feeding motor, 46-disc-feeding belt, 47-partition plate, 48-disc-feeding cylinder, 49-pushing rod, 50-supporting rod, 51-moving rack and 52-limiting plate.

Detailed Description

The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.

Examples are given. An automatic overturning and feeding device for an M-shaped magnetic core is shown in figures 1 to 8 and comprises a support frame 1, wherein a material pushing device 2 is arranged on the surface of the support frame 1; one side of the material pushing device 2 is provided with a disc feeding device 3, and the other side is provided with a row separating device 4; one end of the row-dividing device 4 is connected with a feeding device 5, and the feeding device 5 is provided with an overturning guide block 6; the turning guide block 6 is provided with a torsion track 7.

The torsion track 7 comprises a buffer area, a torsion area and a shaping area which are distributed in a step shape, wherein the height of the buffer area is lower than that of the torsion area, and the height of the torsion area is lower than that of the shaping area; the width of the buffer area is greater than that of the twisting area, and the width of the twisting area is greater than that of the shaping area; a positioning strip 8 is arranged on one side of the overturning guide block 6, and the positioning strip 8 is arranged on the other side of the feeding device 5; the distance between the positioning strip 8 and the shaping area on the torsion track 7 is equal to the thickness of the magnetic core, and the distance between the positioning strip 8 and the buffer area on the torsion track 7 is equal to the width of the magnetic core; the row dividing device 4 comprises a row dividing cylinder 9, and a row dividing plate 10 is connected to the row dividing cylinder 9; a stroke adjusting stud 11 positioned on the bottom surface of the support frame 1 is arranged above the row separating cylinder 9, and a stroke adjusting plate 12 is arranged on the stroke adjusting stud 11; the stroke adjusting plate 12 and the row distributing plate 10 are arranged on the same horizontal plane; an installation table 13 positioned on the top surface of the support frame 1 is arranged above the stroke adjusting plate 12, and a transmission chain 14 is arranged on the installation table 13; a first driving rotating shaft 15 is arranged on one side of the transmission chain 14, and a second driving rotating shaft 16 is arranged on the other side; the first driving rotating shaft 15 is connected with a first motor 17; a plurality of push plates 18 which are uniformly distributed are arranged on the transmission chain 14; a friction pad 19 is arranged on the surface of each push plate 18, and the distance between every two adjacent push plates 18 is more than or equal to the length of the row plates 10; a connecting plate 20 is arranged between the stroke adjusting stud 11 and the stroke adjusting plate 12, and one end of the connecting plate 20 is fixedly connected with the row-dividing cylinder 9; a controller 21 is arranged on one side surface of the support frame 1, and an alarm lamp 22 is arranged on one side of the controller 21; the material pushing device 2, the disc feeding device 3, the row separating device 4, the feeding device 5 and the alarm lamp 22 are electrically connected with the controller 21; the feeding device 5 comprises a feeding support 27, and a feeding conveyor belt 28 is arranged on the feeding support 27; one end of the feeding conveyor belt 28 is connected with a feeding driven shaft 29, and the other end is connected with a feeding driving shaft 30; the feeding driving shaft 30 is connected with a feeding motor 31; the pushing device 2 comprises two oppositely arranged mounting plates 32, and a pushing chain 33 is arranged on the inner side surface of each mounting plate 32; one end of each pushing chain 33 is provided with a pushing driven roller 34, and the other end is provided with a pushing driving roller 35; a linkage rod 36 is arranged between the two pushing driving rollers 35, and one end of the linkage rod 36 is connected with a pushing motor 37; the two pushing chains 33 are respectively provided with a mounting rack 38, and an L-shaped first pushing plate 39 is arranged between the two mounting racks 38; a clamping cylinder 40 is arranged on the outer side wall of each mounting plate 32, and one end of each clamping cylinder 40 is connected with a clamping piece 41; two grating sensors 23 which are symmetrically distributed are arranged between the two mounting plates 32 and at positions corresponding to the lower part of the linkage rod 36, and the grating sensors 23 are electrically connected with the controller 21; the disc feeding device 3 comprises a portal frame 42, and disc feeding driven rotating shafts 43 are vertically arranged at the bottoms of two inner side walls of the portal frame 42; a disc feeding driving rotating shaft 44 is arranged above each disc feeding driven rotating shaft 43, and each disc feeding driving rotating shaft 44 is connected with a disc feeding motor 45; a disc feeding belt 46 is connected between the disc feeding driving rotating shaft 44 and the disc feeding driven rotating shaft 43, and a plurality of uniformly distributed partition plates 47 are arranged on the disc feeding belt 46; a disc feeding cylinder 48 is arranged on the inner top surface of the portal frame 42, and a push rod 49 is arranged on the disc feeding cylinder 48; two sides of the push rod 49 are both provided with a support rod 50 in parallel, and the two support rods 50 and the push rod 49 are arranged on the same horizontal plane; an L-shaped moving frame 51 is arranged between one end parts of the two supporting rods 50, and a limiting plate 52 is arranged between the other end parts; the end of the push rod 49 is connected with a limit plate 52.

The working principle is as follows: the controller 21 used in the utility model adopts a programmable controller with the models of Cortex-R8, Cortex-R7 or Cortex-M7, etc.; the grating sensor 23 is made of HKS-D100, CK5G160B or CK5G 20C.

When the device works, the whole device is connected with an external power supply, then the control 21 is turned on, and the grating sensor 23 is controlled to start firstly after the control 21 is turned on; then the whole device is started through the control 21, the control 21 firstly controls the disc feeding motor 45 to be started, the disc feeding motor 45 drives the disc feeding driving rotating shaft 44 to rotate after being started, the disc feeding driving rotating shaft 44 drives the disc feeding belt 46 to move after rotating, and the disc feeding belt 46 drives the disc feeding driven rotating shaft 43 to rotate after moving, so that the disc feeding belt 46 sends the magnetic core disc placed with the magnetic core and placed between the two partition plates 47 to the disc feeding air cylinder 48; then the controller 21 firstly controls the disc-feeding motor 45 to stop, then starts the disc-feeding cylinder 48, the disc-feeding cylinder 48 drives the push rod 49 to move forward after being started, and because one end of the push rod 49 is connected with the limit plate 52, the push rod 49 drives the limit plate 52 to move in the same direction with the limit plate when moving; and because the limiting plate 52 is connected with the supporting rod 50, and the supporting rod 50 is connected with the moving frame 51, when the limiting plate 52 moves, the limiting plate 52 drives the supporting rod 50 to move, the supporting rod 50 moves to drive the moving frame 51 to move, and the moving frame 51 moves to push the magnetic core disc on the disc conveying belt 46 to the material pushing device 2.

When the magnetic core disc moves to the pushing device 2, the control 21 controls the disc feeding cylinder 48 to stop firstly, so that the push rod 49, the support rod 50, the limiting plate 52 and the moving frame 51 return to the initial positions, then the control 21 controls the clamping cylinder 40 and the row separating cylinder 9 to start, and after the clamping cylinder 40 starts, the clamping sheet 41 is pushed to move towards the surface of the support frame 1, so that the magnetic core disc can be fixed between the clamping sheet 41 and the support frame 1 by the clamping sheet 41; after the row separating cylinder 9 is started, the row separating plate 10 is driven to move towards the mounting frame 38 and is connected with one end of the material pushing device 2; then the control unit 21 controls the pushing motor 37 to start, after the pushing motor 37 is started, the linkage rod 36 is driven to rotate, the linkage rod 36 rotates to drive the pushing driving roller 35 connected with the linkage rod to rotate, the pushing driving roller 35 rotates to drive the pushing chain 33 to move, the pushing chain 33 moves to drive the pushing driven roller 34 to rotate, so that the pushing chain 33 can drive the mounting frame 38 to move, the mounting frame 38 moves to drive the first pushing plate 39 to move, and the first pushing plate 39 pushes the whole magnetic core on the magnetic core disc forward in the moving process, so that the magnetic core can be separated from the magnetic core disc; in the process that the first push plate 39 pushes the magnetic cores to move forwards, when the magnetic core at the foremost row moves between the two grating sensors 23, the magnetic core at the foremost row is just positioned on the row dividing plate 10, the grating sensors 23 detect the existence of an object and send a signal to the controller 21, and the controller 21 controls the pushing motor 37 and the row dividing cylinder 9 to stop; after the row-dividing cylinder 9 stops, the row-dividing plate 10 is driven to move back, and after one end of the row-dividing plate 10 is contacted with the stroke adjusting plate 12, the row-dividing plate 10 is fixed at the position to complete row-dividing work.

After the row dividing work is finished, the controller 21 firstly controls the first motor 17 to start, the first motor 17 drives the first driving rotating shaft 15 to rotate after being started, the first driving rotating shaft 15 drives the transmission chain 14 to rotate, and the transmission chain 14 drives the second driving rotating shaft 16 to rotate, so that the push plate 18 on the transmission chain 14 rotates along with the rotation of the transmission chain 14, and the magnetic core rows on the row dividing plate 10 are sent to the feeding device 5; after the magnetic core enters the feeding device 5, the controller 21 controls the feeding motor 31 to start, the feeding motor 31 can drive the feeding driving shaft 30 to rotate after being started, the feeding driving shaft 30 can drive the feeding conveyor belt 28 to move when rotating, and the feeding conveyor belt 28 can drive the feeding driven shaft 29 to rotate when moving, so that the feeding conveyor belt 28 can slowly send the magnetic core to the next step; in the moving process of the magnetic core, due to the arrangement of the overturning guide block 68, one end of the magnetic core on the feeding conveyor belt 28 is firstly contacted with the buffer zone on the torsion track 7, and under the combined action of the upward thrust of the buffer zone with a smaller inclination angle to the magnetic core and the new forward thrust of the feeding conveyor belt 28, the magnetic core can enter between the overturning guide block 6 and the positioning strip 8 and has an inclination angle; along with continuing to move forward, the magnetic core gets into the district of turning round, utilizes the great vertical inclination radian in the district of turning round for ascending thrust of magnetic core is greater than the thrust of forward movement, thereby realizes standing vertically fast, and the combined action through design district and location strip 8 makes the magnetic core can keep at vertical form at last.

And then, the magnetic core can be arranged at the discharge end of the feeding device 5 and the connecting end of the next step in a mode of being arranged in the reverse direction of the overturning guide block 6, so that the magnetic core passes through the shaping area firstly according to the reverse process of vertical overturning, then passes through the twisting area and finally passes through the buffer area, the vertical state of the magnetic core is slowly changed into the flat lying state, and the neat and single-row feeding is realized.

When the size of magnetic core is changed, close whole device earlier, then rotate stroke adjusting stud 11, stroke adjusting stud 11 rotates and can drive stroke adjusting plate 12 and remove, thereby make the distance between stroke adjusting plate 12 and the branch row board 10 change, reduce the round trip movement distance of branch row board 10, accomplish the adjustment, because branch row board 10 and stroke adjusting plate 12 are on same horizontal plane, so when the in-process that branch row board 9 takes branch row board 10 to move toward branch row cylinder 9 direction, stroke adjusting plate 12 can play a limiting displacement, make branch row board 10 stop and change at the distance between thrust unit 2 and branch row cylinder 9, thereby adapt to the whole row pay-off of not unidimensional magnetic core.

Claims

1. The utility model provides a "M" shape magnetic core is with automatic material loading attachment that overturns which characterized in that: comprises a support frame (1), wherein the surface of the support frame (1) is provided with a material pushing device (2); a disc feeding device (3) is arranged on one side of the material pushing device (2), and a row separating device (4) is arranged on the other side; one end of the row dividing device (4) is connected with a feeding device (5), and the feeding device (5) is provided with a turning guide block (6); the turning guide block (6) is provided with a torsion track (7).

2. The automatic overturning and feeding device for the M-shaped magnetic core as claimed in claim 1, wherein: the torsion track (7) comprises a buffer area, a torsion area and a shaping area which are distributed in a step shape, wherein the height of the buffer area is lower than that of the torsion area, and the height of the torsion area is lower than that of the shaping area; the width of the buffer zone is greater than that of the twisting zone, and the width of the twisting zone is greater than that of the shaping zone.

3. The automatic overturning and feeding device for the M-shaped magnetic core as claimed in claim 2, wherein: a positioning strip (8) is arranged on one side of the overturning guide block (6), and the positioning strip (8) is arranged on the other side of the feeding device (5); the distance between the positioning strip (8) and the shaping area on the torsion track (7) is equal to the thickness of the magnetic core, and the distance between the positioning strip (8) and the buffer area on the torsion track (7) is equal to the width of the magnetic core.

4. The automatic overturning and feeding device for the M-shaped magnetic core as claimed in claim 1, wherein: the row dividing device (4) comprises a row dividing cylinder (9), and a row dividing plate (10) is connected to the row dividing cylinder (9); a stroke adjusting stud (11) positioned on the bottom surface of the support frame (1) is arranged above the row separating cylinder (9), and a stroke adjusting plate (12) is arranged on the stroke adjusting stud (11); the stroke adjusting plate (12) and the row separating plate (10) are arranged on the same horizontal plane.

5. The automatic overturning and feeding device for the M-shaped magnetic core as claimed in claim 4, wherein: an installation table (13) positioned on the top surface of the support frame (1) is arranged above the stroke adjusting plate (12), and a transmission chain (14) is arranged on the installation table (13); a first driving rotating shaft (15) is arranged on one side of the transmission chain (14), and a second driving rotating shaft (16) is arranged on the other side of the transmission chain; the first driving rotating shaft (15) is connected with a first motor (17); a plurality of push plates (18) which are uniformly distributed are arranged on the transmission chain (14); the surface of each push plate (18) is provided with a friction pad (19), and the distance between every two adjacent push plates (18) is more than or equal to the length of the row separating plate (10).

6. The automatic overturning and feeding device for the M-shaped magnetic core as claimed in claim 4, wherein: a connecting plate (20) is installed between the stroke adjusting stud (11) and the stroke adjusting plate (12), and one end of the connecting plate (20) is fixedly connected with the row-dividing cylinder (9).

7. The automatic overturning and feeding device for the M-shaped magnetic core as claimed in claim 1, wherein: a controller (21) is arranged on one side surface of the support frame (1), and an alarm lamp (22) is arranged on one side of the controller (21); the material pushing device (2), the disc feeding device (3), the row separating device (4), the feeding device (5) and the alarm lamp (22) are all electrically connected with the controller (21).

8. The automatic overturning and feeding device for the M-shaped magnetic core as claimed in claim 1, wherein: the feeding device (5) comprises a feeding support (27), and a feeding conveyor belt (28) is arranged on the feeding support (27); one end of the feeding conveyor belt (28) is connected with a feeding driven shaft (29), and the other end is connected with a feeding driving shaft (30); the feeding driving shaft (30) is connected with a feeding motor (31).

9. The automatic overturning and feeding device for the M-shaped magnetic core as claimed in claim 7, wherein: the pushing device (2) comprises two opposite mounting plates (32), and a pushing chain (33) is arranged on the inner side surface of each mounting plate (32); one end of each pushing chain (33) is provided with a pushing driven roller (34), and the other end is provided with a pushing driving roller (35); a linkage rod (36) is arranged between the two pushing driving rollers (35), and one end of the linkage rod (36) is connected with a pushing motor (37); the two pushing chains (33) are respectively provided with a mounting rack (38), and an L-shaped first push plate (39) is arranged between the two mounting racks (38); a clamping cylinder (40) is arranged on the outer side wall of each mounting plate (32), and one end of each clamping cylinder (40) is connected with a clamping piece (41); two grating sensors (23) which are symmetrically distributed are arranged at the position between the two mounting plates (32) and below the linkage rod (36), and the grating sensors (23) are electrically connected with the controller (21).

10. The automatic overturning and feeding device for the M-shaped magnetic core as claimed in any one of claims 1 to 9, wherein: the disc feeding device (3) comprises a portal frame (42), and disc feeding driven rotating shafts (43) are vertically arranged at the bottoms of two inner side walls of the portal frame (42); a disc feeding driving rotating shaft (44) is arranged above each disc feeding driven rotating shaft (43), and each disc feeding driving rotating shaft (44) is connected with a disc feeding motor (45); a disc feeding belt (46) is connected between the disc feeding driving rotating shaft (44) and the disc feeding driven rotating shaft (43), and a plurality of uniformly distributed partition plates (47) are arranged on the disc feeding belt (46); a disc feeding cylinder (48) is arranged on the inner top surface of the portal frame (42), and a push rod (49) is arranged on the disc feeding cylinder (48); two sides of the push rod (49) are both provided with a support rod (50) in parallel, and the two support rods (50) and the push rod (49) are arranged on the same horizontal plane; an L-shaped moving frame (51) is arranged between one end parts of the two supporting rods (50), and a limiting plate (52) is arranged between the other end parts; the end part of the push rod (49) is connected with a limit plate (52).