CN215931580U - Magnetic base with auxiliary positioning function - Google Patents

Abstract

The utility model discloses a magnetic base with auxiliary positioning function, comprising: the utility model provides a magnetic base, magnetic base divide into top cap, mid portion and bottom three, the top cap is magnetic shielding material, and inside embedding has magnetic material, magnetic base mid portion has a plurality of permanent magnets and can drives the strutting arrangement that a plurality of permanent magnets slided, through adjusting strutting arrangement can control magnetic force of magnetic base, magnetic base bottom is equipped with two symmetric distribution's soft iron, be equipped with brass between the soft iron, soft iron with brass is connected to be a whole, soft iron with brass is connected holistic lower surface and is carved with the recess that can imbed the alignment ruler, the alignment ruler can be right magnetic base's the position of placing carries out the accurate positioning. The utility model can accurately position and adsorb, has flat small volume and saves space, and the magnetic switch controls magnetism, thereby being convenient for installation and disassembly.

Description

Magnetic base with auxiliary positioning function

Technical Field

The present disclosure relates to magnetic base assemblies, and particularly to a magnetic base assembly with an auxiliary positioning function.

Background

When the bending angle of the steel bar bending tester is calibrated, the calibration method disclosed in the utility model patent (CN2020223661122) is as follows: the angle measuring device needs to be accurately fixed in the center of the working disc of the steel bar bending testing machine, and the angle measuring device can measure the rotation angle of the steel bar bending testing machine along with the rotation of the working disc of the steel bar bending testing machine, so that the bending angle of the steel bar bending testing machine can be calibrated.

The chassis of the reinforcing bar bending tester calibrating device in the prior art is adsorbed on the working disc of the reinforcing bar bending tester by the electromagnet, the electromagnet needs power supply, if the electromagnet is powered by a battery, the problems of low electric quantity, insufficient power supply and the like exist, and if wired power supply is adopted, the problems of line winding, easy extrusion and the like can exist along with the rotation of the working disc of the reinforcing bar bending tester. And present traditional magnetic base can not realize accurate positioning and adsorb on the one hand, and on the other hand it is mostly the square, and the bottom surface has V type groove, and the appearance is thicker, and suction can not be adjusted along with the switch, and reinforcing bar bending test machine working disc center through-hole diameter is great, and traditional magnetic base is not applicable to above-mentioned scene.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides a magnetic base with an auxiliary positioning function, so as to solve a series of problems caused by the fact that an existing chassis of a calibration device of a steel bar bending tester is adsorbed by an electromagnet.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a magnetism base with assistance-localization real-time function, includes top cap, strutting arrangement, permanent magnet, soft iron, brass etc, the top cap is magnetic shielding material, and inside embedding has magnetic material, the last through-hole that is equipped with a plurality of symmetric distributions of strutting arrangement, it has a plurality ofly to embed in the through-hole the permanent magnet, soft iron symmetric distribution in the bottom of magnetism base, be equipped with between the soft iron brass.

In order to further improve the service performance of the utility model, the magnetizing direction of the plurality of permanent magnets is axial magnetizing.

In order to further improve the service performance of the utility model, the supporting device is provided with a push rod which can drive the permanent magnets to slide, and the push rod is a switch of the magnetic base.

In order to further improve the usability of the utility model, the through holes are located on the left and right sides of the brass, and when viewed from above or below the magnetic base, when the switch of the magnetic base is in an open state, the polarities of the magnetic poles of the permanent magnets on the left and right sides of the brass are opposite, and when the switch of the magnetic base is in a closed state, the polarities of the magnetic poles of the permanent magnets on the left and right sides of the brass are not completely the same.

In order to further improve the service performance of the utility model, the soft iron and the brass are connected into a whole, and the lower surface of the whole body connected with the soft iron and the brass is carved with a groove in which a positioning ruler can be embedded.

In order to further improve the service performance of the utility model, all the parts of the magnetic base are combined into a whole, and the top cover and the workpiece needing to be fixed can be connected through a threaded screw rod.

Compared with the prior art, the utility model has the beneficial effects that: on one hand, the magnetic base with the auxiliary positioning function can accurately center the rotating shaft of the calibration device of the steel bar bending tester and the central shaft of the steel bar bending tester by matching with the positioning ruler, so that the measurement error is greatly reduced; on the other hand, the magnetic base adopts a magnetic pole transformation principle, the flat small size saves space, the magnetic switch controls magnetism, and the magnetic base is convenient to mount and dismount and solves the problems of low electric quantity, insufficient power supply, winding of lines, easiness in extrusion and the like in the using process of the magnetic base.

Drawings

FIG. 1 is a schematic view of a magnetic base with an auxiliary positioning function according to the present invention;

fig. 2 is a schematic diagram showing the relative positions of the permanent magnet and the bottom brass in the on state of the magnetic switch of the present invention.

Fig. 3 is a schematic diagram of the relative position of the permanent magnet and the bottom brass in the closed state of the magnetic switch of the present invention.

The reference numerals are explained below:

1. a top cover; 2. a support device; 3. a permanent magnet; 4. soft iron; 5. brass; 6. a magnetic base switch; 7. the polarity of the permanent magnet poles.

Detailed Description

Embodiments of the present invention will be described in further detail below with reference to the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the utility model.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a magnetism base with assistance-localization real-time function, includes top cap 1, strutting arrangement 2, permanent magnet 3, soft iron 4, brass 5, top cap 1 is magnetic shielding material, and inside embedding has magnetic material, is equipped with the through-hole of a plurality of symmetric distributions on strutting arrangement 2, and the embedding has a plurality of permanent magnets 3 in the through-hole, and soft iron 4 symmetric distribution is in the bottom of magnetism base, is equipped with brass 5 between soft iron 4, and the magnetization direction of a plurality of permanent magnets 3 is axial magnetization, and strutting arrangement 2 has the push rod that can drive a plurality of permanent magnets 3 and slide, the switch 6 of magnetism base can be regarded as to the push rod.

In the structure, the magnetic base is composed of an upper part, a middle part and a lower part, the upper top cover is a magnetic shielding and magnetic conducting part, the middle part mainly generates magnetic force and is provided with a push rod capable of driving the permanent magnet to slide, the push rod is used as a switch of the magnetic base, the magnetic switch controls the existence of the magnetic force to achieve the purpose of taking conveniently, the lower part of the magnetic base is mainly an adsorption contact surface and is composed of soft iron with a magnetic guiding effect and brass with a magnetic separation effect. The electromagnet adsorption chassis using the magnetic base to replace the calibration device of the steel bar bending testing machine can solve the problems of insufficient battery power supply and easy winding and extrusion of lines.

In order to further improve the usability of the utility model, the through holes of the magnetic bases are positioned at the left and right sides of the brass 5, and when the switch of the magnetic base is in an open state, the polarities of the magnetic poles of the permanent magnets 3 at the left and right sides of the brass 5 are opposite, and when the switch of the magnetic base is in a closed state, the polarities of the magnetic poles of the permanent magnets 3 at the left and right sides of the brass 5 are not completely the same.

Specifically, from the top or below observation of magnetic base, when the switch of magnetic base was in the on state, the magnetic pole polarity of a plurality of permanent magnet 3 of the 5 left and right sides of brass was opposite, and when the switch of magnetic base was in the off state, the magnetic pole polarity of a plurality of permanent magnet 3 on the 5 left and right sides of brass was not identical, included: when the switch of the magnetic base is in an open state, the polarities of the magnetic poles of the permanent magnets distributed on the left side and the right side of the brass 5 are just opposite, namely if the polarity of the permanent magnet on the left side of the brass 5 is N, the polarity of the permanent magnet on the right side is S, if the polarity of the permanent magnet on the left side of the brass 5 is S, the polarity of the permanent magnet on the right side is N, the permanent magnet N, S is respectively connected with soft iron on the left side and the right side, and the soft iron is magnetized into a magnet with N, S magnetic poles and has magnetism outwards; when the switch of the magnetic base slides from an open state to a closed state, the magnetic poles of the permanent magnets on the left side or the right side of the brass 5 must have N and S at the same time, and the soft iron on the two sides forms a closed magnetic loop and has no magnetism to the outside.

In order to further improve the service performance of the utility model, the soft iron 4 and the brass 5 are connected into a whole, although not shown, the lower surface of the whole body formed by connecting the soft iron 4 and the brass 5 is carved with a groove in which a positioning ruler can be embedded, all parts of the magnetic base are combined into a whole, and the top cover 1 and a workpiece needing to be fixed can be connected through a threaded screw rod; the structure is matched with the positioning ruler, so that the center of the working disc of the steel bar bender can be accurately positioned, and accurate positioning and adsorption are realized. This magnetism base not only is applicable to above-mentioned steel bar bending test machine calibrating device's base, is applicable to the operation operating mode that needs accurate positioning to adsorb, require convenient to assemble and dismantle and workspace is limited equally, and accessible threaded screw is connected with required fixed work piece.

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 various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims (6)

1. The utility model provides a magnetism base with assistance-localization real-time function which characterized in that: including top cap (1), strutting arrangement (2), permanent magnet (3), soft iron (4), brass (5), top cap (1) is magnetic shielding material, and inside embedding has magnetic material, the through-hole that is equipped with a plurality of symmetric distributions on strutting arrangement (2), it has a plurality ofly to embed in the through-hole permanent magnet (3), soft iron (4) symmetric distribution in the bottom of magnetism base, be equipped with between soft iron (4) brass (5).

2. The magnetic base of claim 1, wherein: the magnetizing directions of the permanent magnets (3) are axial magnetizing.

3. The magnetic base of claim 1, wherein: the supporting device (2) is provided with a push rod which can drive the permanent magnets (3) to slide, and the push rod is a switch of the magnetic base.

4. The magnetic base of claim 3, wherein: the through-hole is located the left and right sides of brass (5), follow the top or the below of magnetism base observe, work as when the switch of magnetism base is in the on state, a plurality of brass (5) left and right sides the magnetic pole polarity of permanent magnet (3) is opposite, works as when the switch of magnetism base is in the off state, a plurality of brass (5) left side and right side the magnetic pole polarity of permanent magnet (3) is not identical.

5. The magnetic base of claim 1, wherein: the soft iron (4) and the brass (5) are connected into a whole, and a groove in which the positioning ruler can be embedded is carved on the lower surface of the whole body, which is connected with the brass (5), of the soft iron (4).

6. The magnetic base of claim 1, wherein: all parts of the magnetic base are combined into a whole, and the top cover (1) is connected with a workpiece needing to be fixed through a threaded screw rod.

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