CN218462021U

CN218462021U - Magnetic core positioning device

Info

Publication number: CN218462021U
Application number: CN202222736856.8U
Authority: CN
Inventors: 商燕彬; 李丛俊; 王晓祥; 瞿德林; 蒲成刚
Original assignee: Zhongde Electronics Co ltd
Current assignee: Zhongde Electronics Co ltd
Priority date: 2022-10-18
Filing date: 2022-10-18
Publication date: 2023-02-10
Anticipated expiration: 2032-10-18

Abstract

The utility model discloses a magnetic core positioning device in the technical field of magnetic core assembling devices, which comprises a base; the two clamping blocks are symmetrically connected to the base in a sliding manner along the central line of the base, and positioning grooves with semi-annular cross sections are arranged on the opposite sides of the two clamping blocks; two sliding blocks, the opposite ends of which are provided with a baffle sheet; the first driving mechanism is used for driving the two clamping blocks to synchronously and reversely move; and the second driving mechanism is used for enabling the two clamping blocks to be respectively connected with the two sliding blocks, and when the two clamping blocks are relatively close to each other, the two sliding blocks can be driven to be relatively far away. Can tentatively fix a position half annular magnetic core through the constant head tank, the rethread separation blade carries on spacingly to half annular magnetic core tip butt joint face for two half annular magnetism tip butt joint faces when the assembly, and the butt joint face is perpendicular with two grip block moving direction, guarantees two half annular magnetic cores assembly backs, and the air gap of tip butt joint face is less, and then avoids causing the influence to the magnetic core performance.

Description

Magnetic core positioning device

Technical Field

The utility model relates to a magnetic core assembly device technical field specifically is a magnetic core positioner.

Background

Magnetic core: magnetic core refers to a sintered magnetic metal oxide composed of various iron oxide mixtures. For example, manganese-zinc ferrite and nickel-zinc ferrite are typical magnetic core materials. The manganese-zinc ferrite has the characteristics of high magnetic permeability and high magnetic flux density and has the characteristic of lower loss. The nickel-zinc ferrite has the characteristics of extremely high resistivity, low magnetic permeability of less than several hundred, and the like. Ferrite cores are used in coils and transformers for various electronic devices.

The magnetic core has open loop and closed loop two kinds, closed loop magnetic core is a confined ring shape, open loop magnetic core is two semi-annular butt joints magnetic core together, gap between two semi-annular magnetic core butt joint positions is the air gap, open loop magnetic core when installation at present, need place two semi-circular ring centering, and guarantee that the air gap equals between the both ends butt joint face, and in actual operation, because can't advance line location to the open loop magnetic core, consequently often can't guarantee the centering nature of open loop magnetic core, and the air gap at both ends often also is inequality, this performance greatly reduced who makes the magnetic core.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide a magnetic core positioner, in order to solve the above-mentioned technical problem who mentions, the utility model provides a following technical scheme:

the utility model provides a: a magnetic core positioning device, comprising:

a base;

the two clamping blocks are symmetrically connected to the base in a sliding manner along the central line of the base, and positioning grooves with semi-annular cross sections are arranged on the opposite sides of the two clamping blocks;

the two sliding blocks are respectively connected to the base in a sliding manner, and the opposite ends of the two sliding blocks are provided with blocking pieces extending towards the space between the two clamping blocks;

the first driving mechanism is used for driving the two clamping blocks to synchronously and reversely move;

and the second driving mechanism is used for enabling the two clamping blocks to be respectively connected with the two sliding blocks, and when the two clamping blocks are relatively close to each other, the two sliding blocks can be driven to be relatively far away.

In the above magnetic core positioning device, a connecting line of the two sliding blocks is perpendicular to a connecting line of the two clamping blocks.

In the above magnetic core positioning device, the first driving mechanism includes:

the two adjusting blocks are fixedly connected to the bottoms of the two clamping blocks respectively, a sliding groove for clamping the adjusting blocks is formed in the base, and the adjusting blocks can horizontally and freely slide in the sliding groove;

the driving shaft is horizontally and rotatably connected to the base, two ends of the driving shaft in the length direction are respectively provided with a threaded section, and the thread turning directions of the two threaded sections are opposite;

the two nut sleeves are respectively embedded on the two adjusting blocks, and are respectively sleeved on the two thread sections in a threaded manner;

and the rotation driving unit is used for driving the driving shaft to rotate.

In the above magnetic core positioning device, the second driving mechanism includes:

the connecting arm is arranged on the outer wall of one side of the clamping block and consists of a first horizontal section and a second horizontal section, the second horizontal section is fixedly connected to the clamping block, and the first horizontal section and the second horizontal section are in a vertical state;

the sliding pin, the rigid coupling is on the first horizontal segment of linking arm, set up the logical groove that supplies first horizontal segment to pass through freely on the sliding block, and still set up the waist shape hole that supplies the sliding pin to insert and close on the sliding block, waist shape hole length direction becomes the contained angle with the length direction of first horizontal segment.

In the magnetic core positioning device, the bottom of the sliding block is provided with a convex block, the base is provided with a strip-shaped groove for clamping the convex block, and the convex block can horizontally and freely slide in the strip-shaped groove.

Compared with the prior art, the beneficial effects of the utility model are that: can tentatively fix a position half annular magnetic core through the constant head tank, rethread separation blade carries on spacingly to half annular magnetic core tip butt joint face, make two half annular magnetism tip butt joint faces when the assembly, the butt joint face is perpendicular with two grip block moving direction, guarantee two half annular magnetic core assembly backs, the air gap of tip butt joint face is less, and then avoid causing the influence to the magnetic core performance, by the linking arm through setting up second actuating mechanism, the sliding pin constitutes, make the grip block when removing, will make the sliding pin slide in waist shape hole, and can two sliding block relative movement of automatic drive, set up like this and make simple structure and need not additionally to set up automatic component, and the cost is reduced.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention. In the drawings:

FIG. 1 is a schematic view of the assembly structure of the present invention;

FIG. 2 is an enlarged view of a portion of the structure of FIG. 1 at A;

fig. 3 is a bottom view of the structure of fig. 1.

In the figure: 1-connecting arm, 2-gear, 3-rack column, 4-through groove, 5-cylinder, 6-base, 7-sliding block, 8-positioning groove, 9-clamping block, 10-blocking piece, 11-nut sleeve, 12-thread section, 13-adjusting block, 14-sliding groove, 15-sliding pin and 16-kidney-shaped hole.

Detailed Description

The preferred embodiments of the present invention will be described hereinafter with reference to the accompanying drawings, and it should be understood that the preferred embodiments described herein are merely for purposes of illustration and explanation, and are not intended to limit the present invention.

Examples

As shown in fig. 1-3, the present embodiment provides a technical solution: the utility model provides a magnetic core positioner, the on-line screen storage device comprises a base 6, two grip blocks 9, two sliding blocks 7, first actuating mechanism, second actuating mechanism, two grip blocks 9 are along 6 central line symmetry sliding connection of base on base 6, and opposite side between them is equipped with the constant head tank 8 that the cross section becomes the semi-annular, the size and the semi-annular magnetic core appearance of constant head tank 8 match, when assembling the semi-annular magnetic core, go into two semi-annular magnetic core card in the constant head tank, and make the butt joint face of two semi-annular magnetic tip place relatively, two sliding blocks 7 sliding connection respectively are on base 6, specific sliding block 7 bottom is equipped with the lug, be equipped with the bar groove that supplies the lug block, the lug can the horizontal free slip in the bar groove, through the slip of lug in the bar groove, make sliding block horizontal sliding connection on base 6, the looks remote site of two sliding blocks 7 is equipped with the magnetic core 10 that extends towards between two grip blocks 9, before the assembly, two separation blades 10 are located respectively between the butt joint face of two semi-annular two tip, the line of two sliding blocks 7 is perpendicular to the line mutually with the line of two grip blocks 9, make two semi-annular magnetism butt joint faces and base plane length direction in this way can be perpendicular.

The first driving mechanism is used for driving the two clamping blocks 9 to synchronously and reversely move, the first driving mechanism comprises two adjusting blocks 13, a driving shaft, two nut sleeves 11 and a rotation driving unit, the two adjusting blocks 13 are respectively and fixedly connected to the bottoms of the two clamping blocks 9, a sliding groove 14 for clamping the adjusting blocks 13 is formed in the base 6, the adjusting blocks 13 can horizontally and freely slide in the sliding groove 14, the driving shaft is horizontally and rotatably connected to the base 6, the two ends of the length direction of the driving shaft are respectively provided with a threaded section 12, the thread directions of the two threaded sections 12 are opposite, the two nut sleeves 11 are respectively embedded on the two adjusting blocks 13, the two nut sleeves 11 are respectively and rotatably sleeved on the two threaded sections 12, the rotation driving unit is used for driving the driving shaft to rotate, the rotation driving unit comprises an air cylinder 5 arranged on the base 6, a rack column 3 is connected to an air cylinder rod of the air cylinder 5, one end of the driving shaft penetrates through the base 6 and is sleeved with a gear 2, the gear 2 is externally meshed with the rack column 3, when the two semi-annular magnets are butt-jointed, the two blocking pieces are respectively used for blocking the two semi-annular end parts, so that butt-joint surfaces of the two semi-annular end parts are perpendicular to a plane where the length direction of the base is located, a cylinder rod of the cylinder extends and drives the rack column to move so as to drive the gear to rotate, the gear can rotate to drive the driving shaft to rotate and enable the two thread sections to be respectively screwed with the two nut sleeves, and in addition, because the thread screwing directions of the two thread sections are opposite, when the two thread sections are screwed with the nut sleeves, the two clamping blocks can be driven to relatively move so as to relatively approach the two semi-annular magnetic cores placed on the two clamping blocks, the butt-joint assembly of the semi-annular magnetic cores is realized, and at the moment, the two blocking pieces generate a blocking and positioning effect on the semi-annular magnets, the semi-annular magnetic concave surfaces are opposite, and the end surfaces of the end parts are kept opposite.

The second actuating mechanism is used for making two grip blocks 9 be connected with two sliding blocks 7 respectively, and when two grip blocks 9 are relatively close to, can drive two sliding blocks 7 and keep away from relatively, the second actuating mechanism includes linking arm 1, sliding pin 15, linking arm 1 is located on grip block 9 one side outer wall, linking arm 1 is by first horizontal segment, the second horizontal segment is constituteed, the first horizontal segment of linking arm, the second horizontal segment can integrated into one piece, and weld on the grip block, second horizontal segment rigid coupling is on grip block 9, first horizontal segment becomes the vertical state with the second horizontal segment, 15 rigid coupling of sliding pin is on the first horizontal segment of linking arm 1, set up logical groove 4 that supplies first horizontal segment freedom to pass through on sliding block 7, and still set up the waist hole 16 that supplies sliding pin 15 to insert to close on sliding block 7, waist hole 16 length direction becomes the contained angle with the length direction of first horizontal segment, when two grip blocks are relatively close to, sliding pin will slide in the waist, in the sliding process, produce relative slip with the waist inner wall, and produce the relative slip towards two grip blocks outside, make two magnetic core remove, make two magnetic core end parts of the magnetic core terminal half-ring-shaped magnetic core assemble the separation blade and can not influence this and carry out the magnetic core and carry out the butt joint to the magnetic core.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A magnetic core positioning device, comprising:

a base (6);

the two clamping blocks (9) are symmetrically and slidably connected to the base (6) along the central line of the base (6), and positioning grooves (8) with semi-annular cross sections are formed in the opposite sides of the two clamping blocks;

two sliding blocks (7) are respectively connected on the base (6) in a sliding way, and the opposite ends of the two sliding blocks are provided with blocking pieces (10) extending towards the space between the two clamping blocks (9);

the first driving mechanism is used for driving the two clamping blocks (9) to synchronously and reversely move;

and the second driving mechanism is used for enabling the two clamping blocks (9) to be respectively connected with the two sliding blocks (7), and when the two clamping blocks (9) are relatively close to each other, the two sliding blocks (7) can be driven to relatively far away from each other.

2. A core positioning device according to claim 1, wherein the line connecting the two sliding blocks (7) is perpendicular to the line connecting the two clamping blocks (9).

3. A core positioning device in accordance with claim 1, wherein said first drive mechanism comprises:

the two adjusting blocks (13) are fixedly connected to the bottoms of the two clamping blocks (9) respectively, a sliding groove (14) for clamping the adjusting blocks (13) is formed in the base (6), and the adjusting blocks (13) can horizontally and freely slide in the sliding groove (14);

the driving shaft is horizontally and rotatably connected to the base (6), two ends of the driving shaft in the length direction are respectively provided with a threaded section (12), and the thread turning directions of the two threaded sections (12) are opposite;

the two nut sleeves (11) are respectively embedded on the two adjusting blocks (13), and the two nut sleeves (11) are respectively sleeved on the two threaded sections (12) in a threaded manner;

and the rotation driving unit is used for driving the driving shaft to rotate.

4. A core positioning device in accordance with claim 1, wherein said second drive mechanism comprises:

the connecting arm (1) is arranged on the outer wall of one side of the clamping block (9), the connecting arm (1) consists of a first horizontal section and a second horizontal section, the second horizontal section is fixedly connected to the clamping block (9), and the first horizontal section and the second horizontal section are in a vertical state;

sliding pin (15), the rigid coupling is on the first horizontal segment of linking arm (1), set up logical groove (4) that supply first horizontal segment to pass through freely on sliding block (7), and still set up waist shape hole (16) that supply sliding pin (15) to insert and close on sliding block (7), waist shape hole (16) length direction becomes the contained angle with the length direction of first horizontal segment.

5. A magnetic core positioning device according to claim 1, characterized in that the bottom of the sliding block (7) is provided with a protrusion, the base (6) is provided with a strip-shaped groove for the protrusion to engage, and the protrusion can slide freely in the strip-shaped groove.