CN222720215U - Magnetic core compression forming die - Google Patents

Abstract

The utility model discloses a magnetic core pressing and forming mold, which belongs to the field of magnetic core molds. It comprises a workbench, a mold base is fixed at the center of the upper surface of the workbench, a lower mold groove is evenly opened on the upper surface of the mold base, an installation cavity is horizontally opened on the inner side of the workbench, the installation cavity is placed directly below the mold base, and storage holes are evenly opened on the inner upper surface of the installation cavity, the storage holes correspond one to one with the lower mold groove, a U-shaped rod is slidably installed on the upper inner side of the storage hole, push rods are symmetrically arranged on the top of the U-shaped rod, the upper surface of the push rod is flush with the lower surface of the lower mold groove, a convex ring is opened on the inner wall of the storage hole, the convex ring is placed below the U-shaped rod, and a push rod corresponding to the mold groove is arranged inside the lower mold base. Under normal conditions, the push rod is flush with the lower surface of the mold groove, which will not affect the molding of the magnetic core and ensures that the inner wall of the lower mold groove is flat. When material needs to be taken out after molding, a control handle on the front side can be rotated externally to simultaneously drive multiple push rods to move up.

Description

Magnetic core compression forming die

Technical Field

The utility model relates to the field of magnetic core molds, in particular to a magnetic core compression molding mold.

Background

The magnetic core is a sintered magnetic metal oxide composed of various iron oxide mixtures, is used as basic functional material of electronic components, and magnetic products with different shapes and structures and functional requirements are usually manufactured by molds with different shapes and structures and a compression molding mode using the molds, but the molded magnetic core is remained in a groove of a lower mold after compression, so that the magnetic core is difficult to discharge, and the production efficiency is seriously affected.

Disclosure of utility model

1. Technical problem to be solved

Aiming at the problems in the prior art, the utility model aims to provide a magnetic core compression molding die which can simultaneously push out a plurality of magnetic cores after compression molding so as to take materials and improve the blanking efficiency.

2. Technical proposal

In order to solve the problems, the utility model adopts the following technical scheme.

The utility model provides a magnetic core compression molding mould, includes the workstation, workstation upper surface center is fixed with the die holder, the lower die cavity has evenly been seted up to the die holder upper surface, the installation chamber has transversely been seted up to the workstation inboard, the installation chamber is arranged in under the die holder, the hole of accomodating has evenly been seted up to the inside upper surface of installation chamber, accomodate hole and lower die cavity one-to-one, accomodate hole inboard top slidable mounting has the U type pole, U type pole top symmetry is provided with the push rod, push rod upper surface and lower die cavity lower surface parallel and level, the bulge loop has been seted up to accomodate hole inner wall, the bulge loop is arranged in U type pole below, U type pole bottom is provided with the slide bar, the slide bar runs through the bulge loop, slide bar surface below symmetry is provided with spacing lug, slide bar surface cover is equipped with the spring, the spring is arranged in accomodating downthehole side, the spring top contacts with the bulge loop lower surface, just the spring bottom contacts with spacing lug upper surface.

Further, the installation cavity is internally provided with the extrusion plate in a sliding manner, the bottoms of the sliding rods are arc-shaped, and a plurality of bottoms of the sliding rods are contacted with the upper surface of the extrusion plate.

Further, a control shaft is arranged in the center of the front side of the workbench through a bearing, an eccentric wheel is arranged at the rear end of the control shaft, the eccentric wheel is arranged below the inner part of the mounting cavity, and the eccentric wheel is in contact with the lower surface of the extrusion plate.

Further, the front end of the control shaft is provided with a control handle, and the control handle is arranged on the front side outside the workbench.

Further, the stand column is vertically fixed on the rear side of the upper surface of the workbench, the suspension plate is arranged on the front side of the stand column, and the hydraulic mechanism is fixed on the front side of the upper surface of the suspension plate.

Further, two rail rods are arranged on two sides of the upper surface of the workbench, a lifting plate is slidably mounted between the two rail rods, the lifting plate is arranged above the die holder, an upper die head is uniformly mounted on the lower surface of the lifting plate, a plurality of upper die heads correspond to the lower die grooves, and the output end of the hydraulic mechanism is mounted at the top of the lifting plate.

3. Advantageous effects

Compared with the prior art, the magnetic core compression molding die has the advantages that the push rods corresponding to the die grooves are arranged in the lower die holder, the push rods are flush with the lower surface of the die grooves in a conventional state, the molding of the magnetic cores is not affected, the inner wall of the lower die grooves is smooth, when the material is required to be taken after molding, the control handles on the front sides can be rotated outside to drive the push rods to move upwards at the same time, the molded magnetic cores are pushed out of the die grooves, the concentrated material taking by workers is facilitated, and the production efficiency is improved.

Drawings

FIG. 1 is a schematic view of an installation perspective structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of a die holder according to the present utility model;

FIG. 3 is an enlarged schematic view of the area A of FIG. 2 according to the present utility model;

FIG. 4 is a schematic view of the U-shaped bar and slide bar mounting structure of the present utility model.

The reference numerals in the drawing are 1, a workbench, 2, an upright post, 3, a suspending plate, 4, a hydraulic mechanism, 5, a track rod, 6, a lifting plate, 601, an upper die head, 7, a die holder, 8, a lower die groove, 9, a mounting cavity, 10, a storage hole, 11, a convex ring, 12, a U-shaped rod, 13, a push rod, 14, a slide rod, 15, a spring, 16, a limit lug, 17, a squeeze plate, 18, a control shaft, 19, an eccentric wheel, 20 and a control handle.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of the present utility model.

Examples:

Referring to fig. 1-4, a magnetic core compression molding die comprises a workbench 1, a die holder 7 is fixed in the center of the upper surface of the workbench 1, a lower die cavity 8 is uniformly formed in the upper surface of the die holder 7, simultaneous molding work of a plurality of magnetic cores is achieved, an installation cavity 9 is transversely formed in the inner side of the workbench 1, the installation cavity 9 is transversely formed, the installation cavity 9 is arranged right below the die holder 7, storage holes 10 are uniformly formed in the upper surface of the installation cavity 9, the storage holes 10 are vertically formed, the storage holes 10 and the lower die cavity 8 are in one-to-one correspondence, a U-shaped rod 12 is slidably mounted above the inner side of the storage holes 10, push rods 13 are symmetrically arranged at the tops of the U-shaped rod 12, the upper surfaces of the push rods 13 are flush with the lower surface of the lower die cavity 8, so that the magnetic cores cannot be influenced during compression work, the flush of the surfaces of the lower die cavity 8 is guaranteed, a convex ring 11 is formed in the inner wall of the storage holes 10, the convex ring 11 is arranged below the U-shaped rod 12, the bottom of the U-shaped rod 12 is provided with a 14, the convex ring 14 penetrates the convex ring 11, the convex ring 14 is fixedly connected with the U-shaped rod 12, so that synchronous movement is achieved, the convex rod 14 is symmetrically arranged below the outer surface of the sliding rod 14, the convex rod 14 is in contact with the top of the top 15, and the top 15 is in contact with the top 15, when the top 15 is in contact with the top 15, and the top 15 of the top 15, and the top 15 is in contact with the top 15, and the top 15 is not flush with the top 15, and the top 15 is in contact with the top 15, and the top 15.

Referring to fig. 2 and 4, an extrusion plate 17 is slidably mounted in the mounting cavity 9, the bottoms of the sliding rods 14 are arc-shaped, and the bottoms of the sliding rods 14 are all in contact with the upper surface of the extrusion plate 17, so that the magnetic cores in the lower die cavities 8 are pushed up by pushing the extrusion plate 17 and pushing the sliding rods 14.

Referring to fig. 1 and 2, a control shaft 18 is installed at the front center of the workbench 1 through a bearing, an eccentric wheel 19 is provided at the rear end of the control shaft 18, the eccentric wheel 19 is disposed below the inner portion of the installation cavity 9, the eccentric wheel 19 contacts with the lower surface of the extrusion plate 17, a control handle 20 is provided at the front end of the control shaft 18, the control handle 20 is disposed at the front outside of the workbench 1, so that the control shaft is convenient to rotate by controlling the eccentric wheel 19 externally, and then the extrusion plate 17 is pushed to move upwards, so that the push-out work of a plurality of molded magnetic cores is realized.

Referring to fig. 1, an upright post 2 is vertically fixed at the rear side of the upper surface of the workbench 1, a suspension plate 3 is arranged at the front side of the upright post 2, a hydraulic mechanism 4 is fixed at the front side of the upper surface of the suspension plate 3, two rail rods 5 are arranged at both sides of the upper surface of the workbench 1, a lifting plate 6 is slidably mounted between the two groups of rail rods 5, the rail rods 5 can ensure the stability of the lifting plate 6 in moving up and down, the lifting plate 6 is arranged above a die holder 7, an upper die head 601 is uniformly mounted on the lower surface of the lifting plate 6, a plurality of upper die heads 601 correspond to a lower die groove 8, the output end of the hydraulic mechanism 4 is mounted at the top of the lifting plate 6, the lifting plate 6 is controlled to vertically move through the hydraulic mechanism 4, and then extrusion molding is realized through the cooperation of the upper die head 601 and the lower die groove 8.

The magnetic core powder is placed in the lower die cavity 8, meanwhile, the upper surface of the push rod 13 is flush with the lower surface in the lower die cavity 8 at the moment because of the fact that the spring 15 enables the slide rod 14 to be placed at the lowest of the stroke, so that compression molding of a magnetic core cannot be influenced, the lifting plate 6 is controlled to move downwards, the upper die head 601 is controlled to enter the inner side of the lower die cavity 8 to perform compression molding work by the hydraulic mechanism 4, then the lifting plate 6 is lifted, the control handle 20 is rotated through the front side to drive the control shaft 18 to rotate and then drive the eccentric wheel 19 at the rear end of the control shaft to rotate during discharging, the pressing plate 17 is pushed upwards, at the moment, a plurality of slide rods 14 can be simultaneously pushed upwards to drive the U-shaped rod 12 to move upwards, the top of the compression molded magnetic core is arranged through the push rod 13, an operator can store the spring 15 in a pressing mode in the process of the upper top 14, and therefore, after the control handle 20 is released, the slide rods 14 can be moved downwards to perform compression molding for next time.

The above description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims (6)

1. A magnetic core compression molding die comprises a workbench (1), and is characterized in that a die holder (7) is fixed in the center of the upper surface of the workbench (1), a lower die groove (8) is uniformly formed in the upper surface of the die holder (7), a mounting cavity (9) is transversely formed in the inner side of the workbench (1), the mounting cavity (9) is arranged right below the die holder (7), storage holes (10) are uniformly formed in the upper surface of the inner part of the mounting cavity (9), the storage holes (10) are in one-to-one correspondence with the lower die groove (8), U-shaped rods (12) are slidably arranged above the inner side of the storage holes (10), push rods (13) are symmetrically arranged at the tops of the U-shaped rods (12), the upper surfaces of the push rods (13) are flush with the lower surface of the lower die groove (8), convex rings (11) are formed in the inner wall of the storage holes (10), the convex rings (11) are arranged below the U-shaped rods (12), sliding rods (14) are arranged at the bottoms of the mounting cavities (9), the convex rings (14) penetrate through the convex rings (11), the convex rings (14) are symmetrically arranged below the U-shaped rods (12), the inner surfaces (15) are symmetrically arranged on the outer surfaces of the convex rings (15), the inner surfaces (15) are symmetrically arranged on the surfaces of the convex rings (15), and the bottom of the spring (15) is contacted with the upper surface of the limit lug (16).

2. The magnetic core compression molding die of claim 1, wherein the installation cavity (9) is internally provided with an extrusion plate (17) in a sliding manner, the bottoms of the sliding rods (14) are arc-shaped, and the bottoms of the sliding rods (14) are contacted with the upper surface of the extrusion plate (17).

3. The magnetic core compression molding die according to claim 2, wherein a control shaft (18) is mounted at the front center of the workbench (1) through a bearing, an eccentric wheel (19) is arranged at the rear end of the control shaft (18), the eccentric wheel (19) is arranged below the inner part of the mounting cavity (9), and the eccentric wheel (19) is in contact with the lower surface of the extrusion plate (17).

4. A magnetic core press molding die as set forth in claim 3, wherein a control handle (20) is provided at the front end of said control shaft (18), said control handle (20) being disposed at the front side outside of said table (1).

5. The magnetic core compression molding die of claim 1, wherein an upright post (2) is vertically fixed on the rear side of the upper surface of the workbench (1), a suspension plate (3) is arranged on the front side of the upright post (2), and a hydraulic mechanism (4) is fixed on the front side of the upper surface of the suspension plate (3).

6. The magnetic core compression molding die of claim 5, wherein two rail rods (5) are arranged on two sides of the upper surface of the workbench (1), a lifting plate (6) is slidably arranged between the two rail rods (5), the lifting plate (6) is arranged above the die holder (7), an upper die head (601) is uniformly arranged on the lower surface of the lifting plate (6), a plurality of upper die heads (601) correspond to the lower die grooves (8), and the output end of the hydraulic mechanism (4) is arranged at the top of the lifting plate (6).