CN112687462A

CN112687462A - Magnetic head magnetic core punching and riveting integrated machine

Info

Publication number: CN112687462A
Application number: CN202011460686.4A
Authority: CN
Inventors: 梁志吉
Original assignee: Quannan Qunyingda Electronic Co ltd
Current assignee: Quannan Qunyingda Electronic Co ltd
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2021-04-20
Anticipated expiration: 2040-12-11
Also published as: CN112687462B

Abstract

The invention relates to the technical field of magnetic core punching and riveting, and provides a magnetic head magnetic core punching and riveting integrated machine. The automatic cutting machine comprises a workbench, the up end of workstation is equipped with the recess, the multiunit through-hole has been seted up in the recess, the bottom of workstation is fixed with down the cylinder, the cylinder is connected with down the telescopic link down, the top of lower telescopic link supports jointly has a supporting bench, the up end of supporting bench is fixed with the cutting die through the mounting groove, the both ends of workstation are fixed with the stand, the top of stand all is fixed with the slide rail, the top sliding connection of slide rail has the slip table, the top of slip table is fixed with the last cylinder, the slip table has hung the clamp plate through last telescopic link, the centre of clamp plate is fixed with solenoid group, the tool rest has been placed in the cutting die, the backup pad through spring-supported has been. The invention has the beneficial effects that: can accomplish the die-cut and the riveting of magnetic core simultaneously, and be equipped with solenoid group on the clamp plate, conveniently transport die-cut good magnetic core and magnetic core group, improve the production efficiency of magnetic core group.

Description

Magnetic head magnetic core punching and riveting integrated machine

Technical Field

The invention relates to the technical field of magnetic core punching and riveting, in particular to a magnetic head magnetic core punching and riveting integrated machine.

Background

The magnetic core in the magnetic head is generally assembled into a multi-section magnetic core group by using a plurality of groups of single magnetic chips, and the single magnetic chip is mainly formed by punching by using a punching machine. In the prior art, the manufacture of the multi-section magnetic assembly generally comprises the steps of firstly forming an integrated single-group chip by punching, and then riveting and pressing the single-group chip to form the magnetic assembly. In the process of combining the magnetic groups, in order to ensure the normative of the combined shapes, the single group of chips are ground flat, and the combined magnetic groups also need to be ground. Because the magnetic core of the magnetic head mainly adopts the soft magnet, the soft magnet is easy to magnetize and demagnetize, and adhesion substances are added among single group of chips for adhesion in order to ensure the stability of the magnetic group structure. The combined formation of the magnetic assembly is performed by using a riveting press.

In the prior art, punching of a single group of chips and riveting of multiple groups of chips are two separate processes, and the used equipment is different. Enterprises need to equip punching machines and riveting machines at the same time. Considering the punching commonality of the punch and the clinch, it is possible to study the combination of the punch and the clinch machine. The combination of punching and riveting has objective economic value, can improve the production efficiency of enterprises and can reduce the production equipment cost of the enterprises.

Disclosure of Invention

The invention aims to provide a magnetic head magnetic core punching and riveting integrated machine which is mainly used for solving the problem that production efficiency is influenced because different devices are separately used in punching and riveting procedures in the magnetic core manufacturing process.

The technical problem of the invention is mainly solved by the following technical scheme: comprises a workbench, wherein supporting legs are supported at the bottom of the workbench, a groove is arranged at the first half part of the upper end surface of the workbench, a discharge groove is arranged at the edge of the groove, a plurality of groups of through holes are formed in the groove of the workbench, a lower air cylinder is fixed at the position of the through holes at the bottom of the workbench, a lower telescopic rod is connected with the lower air cylinder in a driving way, the lower telescopic rod penetrates through the through holes, a supporting table is supported at the top of the lower telescopic rod together, the upper end surface of the supporting table is densely milled with mounting grooves, a cutting die is fixed at the upper end surface of the supporting table through the mounting grooves, stand columns are vertically fixed at the two ends of the workbench, slide rails are fixed at the tops of the stand columns, the slide rails are driven by a micro motor, a sliding table is connected at the top ends of the slide rails, an upper air cylinder is fixed at the top end of the slide rails, an upper, go up the bottom of telescopic link and hung the clamp plate jointly, the centre of clamp plate is fixed with solenoid group, the bottom fixedly connected with hot plate of clamp plate, hot plate electric connection has the heating power supply case, the heating power supply case is fixed in the top of clamp plate, the tool rest has been placed to the activity in the tool rest, the tool rest is the tool rest of the shape composing according to the die-cut of magnetic core will, place the backup pad through spring-supported in the cavity of tool rest, the top of spring is fixed in the backup pad bottom, the bottom activity of spring place in the bottom of cutting die.

Preferably, a circle of bosses are arranged on the periphery of the through hole and surround the through hole. The lug boss can prevent scraps generated by punching from entering the through hole, so that the lower telescopic rod can be protected, and the lower telescopic rod is prevented from being damaged by the scraps.

The invention has the beneficial effects that: can accomplish the die-cut and the riveting of magnetic core simultaneously, and be equipped with solenoid group on the clamp plate, conveniently transport die-cut good magnetic core and magnetic core group, improve the production efficiency of magnetic core group.

Drawings

FIG. 1 is a cross-sectional view of the present invention;

FIG. 2 is a top view of the present invention;

FIG. 3 is an enlarged view of detail A of the present invention;

FIG. 4 is a cross-sectional view of a part station of the present invention;

FIG. 5 is a top view of the part table of the present invention;

FIG. 6 is a cross-sectional view of a part die of the present invention;

FIG. 7 is a top view of the part die of the present invention;

description of reference numerals:

1. the automatic cutting machine comprises a workbench, 2 support legs, 3 grooves, 4 draining grooves, 5 through holes, 6 lower telescopic rods, 7 lower air cylinders, 8 bosses, 9 supporting tables, 10 mounting grooves, 11 cutting dies, 12 springs, 13 supporting plates, 14 cutter holders, 15 upright posts, 16 sliding rails, 17 sliding tables, 18 micro motors, 19 upper air cylinders, 20 upper telescopic rods, 21 pressing plates, 22 heating power boxes, 23 electromagnetic coil groups and 24 heating plates.

Detailed Description

The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.

Example 1

The magnetic head magnetic core punching and riveting integrated machine comprises a workbench 1, wherein a support leg 2 is supported at the bottom of the workbench 1, a groove 3 is arranged at the front half part of the upper end surface of the workbench 1, a discharge groove 4 is arranged at the edge of the groove 3, a plurality of groups of through holes 5 are formed in the groove 3 of the workbench 1, lower air cylinders 7 are fixed at the through holes 5 at the bottom of the workbench 1, the lower air cylinders 7 are respectively connected with a lower telescopic rod 6 in a driving manner, the lower telescopic rods 6 penetrate through the through holes 5, a support platform 9 is jointly supported at the top of the lower telescopic rods 6, mounting grooves 10 are densely distributed and milled on the upper end surface of the support platform 9, a cutting die 11 is fixed on the upper end surface of the support platform 9 through the mounting grooves 10, stand columns 15 are vertically fixed at two ends of the workbench 1, a slide rail 16 is fixed at the top of the stand columns 15, the slide rail 16 is driven by a micro motor 18, a slide table 17 is connected at the top end, go up cylinder 19's bottom drive and be connected with telescopic link 20, go up telescopic link 20's bottom and have hung clamp plate 21 jointly, the centre of clamp plate 21 is fixed with electromagnetic coil group 23, the bottom fixedly connected with hot plate 24 of clamp plate 21, hot plate 24 electric connection has heating power supply box 22, heating power supply box 22 is fixed in the top of clamp plate 21, knife rest 14 has been placed to the activity in cutting die 11, knife rest 14 is the tool support of the shape composing according to the magnetic core die-cut, backup pad 13 through the support of spring 12 is placed in the cavity of knife rest 14, the top of spring 12 is fixed in backup pad 13 bottom, the bottom activity of spring 12 is placed in the bottom of cutting die 11.

Wherein, the periphery of the through hole 5 is provided with a circle of bosses 8, and the bosses 8 surround the through hole 5. The lug boss 8 can prevent scraps generated by punching from entering the through hole 5, so that the lower telescopic rod 6 can be protected, and the scraps can be prevented from damaging the lower telescopic rod 6.

In the using process, the magnetic chip is firstly cut into the size of the cutting die 11. Then, the magnetic chips and the adhesive substance are alternately stacked in the cutting die 11, and then the upper cylinder 19 and the lower cylinder 7 are simultaneously driven to rivet, press and combine the stacked magnetic chip groups in the cutting die 11. The heating power supply box 22 is started in the pressing process, so that the temperature of the heating plate 24 is raised, the dissolution of the adhesion substances is accelerated, and the magnetic chip and riveting time are shortened. Then, the heating of the heating plate 24 is stopped, the electromagnetic coil group 23 is started, the upper air cylinder 19 is controlled to lift the upper telescopic rod 20, the electromagnetic coil enables the pressing plate 21 and the magnetic core group to be magnetized, and the pressing plate 21 can suck the magnetic core group to lift the magnetic core group together. The tool holder 14 and the support plate 13 with the springs 12 fixed thereto are then placed into the cutting die 11. And the upper air cylinder 19 is restarted to press the magnetic core group downwards, the lower air cylinder 7 is also restarted at the same time, and the tool rest 14 punches the riveted magnetic core group through the interaction force of the upper air cylinder 19 and the lower air cylinder 7. The groups of magnetic cores are die-cut by the tool holder 14 into a single group of magnetic chips of a desired size. Then, the lower cylinder 7 is stopped and the upper cylinder 19 is lifted up. The single set of magnetic chips are magnetically attracted to the bottom of the platen 21. The micro-motor 18 is then activated, and the slide 16 is activated. The sliding table 17 is moved to the rear side of the workbench 1, the electromagnetic coil group 23 is closed, the pressing plate 21 and the magnetic chip are demagnetized, and the upper air cylinder 19 is controlled to place the punched single group of magnetic chips on the rear side of the workbench 1.

The manufacturing process of the magnetic chip group is that the large magnetic chip group is riveted and cut into the magnetic chip group with the specified shape. Compared with the prior art, the method has the advantages that the punching is performed firstly and then the riveting is performed, so that the combination process of a single group of chips is reduced, the grinding of the single group of chips is also reduced, and only the edges of the magnetic chip groups need to be ground. Therefore, compared with the prior art, the manufacturing procedures are reduced, the electromagnetic coil group 23 is arranged in the punching and riveting processes to assist in sucking materials, and the transfer efficiency of the magnetic coil group is improved.

While the foregoing embodiments are illustrative of the present invention, various modifications and changes may be readily made by those skilled in the art based upon the teachings and principles of this invention, which are intended to be limited not to the details of construction and methods herein shown, but rather to the preferred embodiments described, and therefore all equivalent modifications and changes in light of the above teachings are intended to be included within the scope of the present invention as defined in the appended claims.

Claims

1. A magnetic head magnetic core punching and riveting integrated machine comprises a workbench (1), wherein supporting legs (2) are supported at the bottom of the workbench (1), and the magnetic head magnetic core punching and riveting integrated machine is characterized in that a groove (3) is formed in the first half part of the upper end face of the workbench (1), a drain groove (4) is formed in the edge of the groove (3), a plurality of groups of through holes (5) are formed in the groove (3) of the workbench (1), lower cylinders (7) are fixed at the positions of the through holes (5) at the bottom of the workbench (1), the lower cylinders (7) are in driving connection with lower telescopic rods (6), the lower telescopic rods (6) penetrate through the through holes (5), a support table (9) is supported at the top of the lower telescopic rods (6) together, milling mounting grooves (10) are densely distributed on the upper end face of the support table (9), and a cutter die (11) is fixed on the upper end face of the support table (9) through the mounting grooves (10), the both ends vertical fixation of workstation (1) has stand (15), the top of stand (15) all is fixed with slide rail (16), slide rail (16) drive in micromotor (18), the top sliding connection of slide rail (16) has slip table (17), the top of slip table (17) is fixed with last cylinder (19), the bottom drive of going up cylinder (19) is connected with telescopic link (20), the bottom of going up telescopic link (20) has hung clamp plate (21) jointly, the centre of clamp plate (21) is fixed with solenoid group (23), the bottom fixedly connected with hot plate (24) of clamp plate (21), hot plate (24) electric connection has heating power supply box (22), heating power supply box (22) are fixed in the top of clamp plate (21), cutter frame (14) have been placed to the internalization in cutting die (11), the utility model discloses a cutting die, including cutting die (11), cutter frame (14), backup pad (13) that have placed through spring (12) support in the cavity of cutter frame (14), the top of spring (12) is fixed in backup pad (13) bottom, the bottom activity of spring (12) place in the bottom of cutting die (11).

2. An integrated machine for punching, riveting and pressing a magnetic head and a magnetic core as claimed in claim 1, wherein a circle of bosses (8) are arranged around the through hole (5), and the bosses (8) surround the through hole (5).