CN211826447U - Magnet attraction testing arrangement - Google Patents

Abstract

The utility model discloses a magnet suction testing arrangement, which comprises a fixed support, be equipped with hand formula speed reducer and connecting plate on the fixed bolster, be equipped with the slide bar on the connecting plate, sliding connection has the fixed plate on the slide bar, be equipped with the push-and-pull effort meter on the fixed plate, the push-and-pull effort meter is connected with fixed branch, the fixed branch other end is connected with pure iron plate, pure iron plate and fixed branch threaded connection, hand formula speed reducer is connected with the guide arm, hand formula speed reducer passes through guide arm and fixed plate fixed connection, be equipped with the test bottom plate on the fixed bolster with the same horizontal direction of fixed branch, the test bottom plate is close to the fixed bolster and founds wall one side and be connected with the bolt, the bolt runs through the fixed bolster and founds wall. The utility model discloses the suitability is strong, and plane or irregular plane test material all can be suitable for, and contact velocity, contact position are controllable at any time before the test, increase of service life when improving the test precision.

Description

Magnet attraction testing arrangement

Technical Field

The utility model relates to a magnetic material field, concretely relates to suction testing arrangement of magnet.

Background

The magnetic material is more common in the use process as the adsorption use condition by utilizing the attraction of the magnetic material to ferromagnetic substances. Under such use conditions, the attraction force is generally used as an important index for measuring the magnetic property of the magnetic material.

At present, a suction testing device on the market is mainly suitable for suction testing with a testing surface being a regular plane, is difficult to play a role in irregular parts, and greatly reduces the measurement accuracy; during testing, a spring is mostly adopted as a connecting piece to be connected with the pure iron block for testing, the phenomenon that the pure iron block is not adsorbed in the vertical direction but leans to one side with strong magnetic field distribution can be caused during testing, and finally a certain included angle is generated during testing, so that the testing accuracy is influenced; meanwhile, because the spring belongs to flexible connection, when the suction is tested, the situation that one end with weak suction is separated first and the other end with strong suction is separated later sometimes occurs, and the test precision is influenced to a certain extent.

Disclosure of Invention

In order to solve the problem, the utility model aims at providing a suction testing arrangement of magnet adopts the test bottom plate with adjustable position, solves because of the test part unevenness makes the unable condition of contacting the pure iron plate simultaneously of test material, and suitable intensity is high and improves the test precision.

The utility model adopts the technical proposal that:

a magnet suction testing device comprises a fixing support, wherein a hand-operated speed reducer and a connecting plate are arranged on the fixing support, a sliding rod is arranged on the connecting plate, a fixing plate is connected to the sliding rod in a sliding mode, a push-pull dynamometer is arranged on the fixing plate and passes through the fixing plate to move horizontally on the sliding rod, testing operation is facilitated, zero point is enabled to be easier to grasp, the push-pull dynamometer is connected with a fixing supporting rod, the other end of the fixing supporting rod is connected with a pure iron block, the pure iron block is in threaded connection with the fixing supporting rod, the pure iron block is prevented from shaking in a testing process, influence of magnetic field strength change on a testing result is eliminated, the hand-operated speed reducer is connected with a guide rod, the hand-operated speed reducer is fixedly connected with the fixing plate through the guide rod, and contact speed of the pure iron block and, and accurate definite contact point position, with the same horizontal direction of fixed stay be equipped with the test bottom plate on the fixed bolster, the test bottom plate with be connected with the bolt between the fixed bolster, the bolt runs through the fixed bolster found the wall with the test bottom plate, the bolt outside is around being equipped with the spring, the spring with the fixed bolster found the wall with test bottom plate fixed connection is convenient for pass through the bolt adjustment the position of test bottom plate makes the test material with the comprehensive contact of pure iron piece.

Preferentially, the fixing support rod is made of an aluminum alloy rigid material, and is high in strength and corrosion-resistant.

Preferentially, the testing material is arranged on one side, close to the pure iron block, of the testing bottom plate, and the testing material is fixed on the testing bottom plate through double faced adhesive tape or glue, so that testing operation is facilitated.

Preferentially, the fixed bolster has the screw, the fixed bolster passes through screw thread connection has the base stabilizer blade, is convenient for adjust the fixed bolster level is placed.

Preferentially, the spring adopts compound spring, can bear load and great deformation volume, and the while vibration isolation falls makes an uproar and corrosion-resistant, increase of service life.

The utility model has the advantages that:

1. the contact speed of the pure iron block and a test material is controlled through the hand-operated speed reducer, the phenomenon that a sensor on the push-pull dynamometer is deformed due to large displacement in the test process is avoided, the push-pull dynamometer is damaged, the position and start and stop are controlled at any time according to the numerical value and positive and negative display change on the push-pull dynamometer, the position of a contact point is accurately determined, and the push-pull dynamometer is protected while the test is accurate and rapid;

2. springs and bolt position adjusting devices are additionally arranged at the four corners of the testing bottom plate, the distance and the contact angle between the testing bottom plate and the fixing support are adjusted by adjusting bolts at the four corners, and the pure iron blocks can be customized into various shapes, so that the comprehensive contact between each surface of a testing material and the pure iron blocks is ensured during testing;

3. the push-pull dynamometer moves horizontally, the influence of the gravity of the earth is completely eliminated during testing, the testing operation is convenient, and the zero point is easier to grasp.

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 invention and not to limit the invention. In the drawings:

fig. 1 is a front view of the present invention;

fig. 2 is a plan view of the present invention.

Labeled as: 1. the test device comprises a fixed support, 11 base support legs, 12 connecting plates, 2 test bottom plates, 21 bolts, 22 springs, 23 test materials, 3 pure iron blocks, 4 fixed supporting rods, 5 fixed plates, 6 push-pull force meters, 7 sliding rods, 8 hand-operated speed reducers and 9 guide rods.

Detailed Description

As shown in fig. 1-2, a magnet attraction testing device comprises a fixed support 1, a hand-operated speed reducer 8 and a connecting plate 12 are arranged on the fixed support 1, a sliding rod 7 is arranged on the connecting plate 12, a fixed plate 5 is connected on the sliding rod 7 in a sliding manner, a push-pull force meter 6 is arranged on the fixed plate 5, the push-pull force meter 6 horizontally moves on the sliding rod 7 through the fixed plate 5, so that the testing operation is convenient, and the zero point is easier to grasp, the push-pull force meter 6 is connected with a fixed support rod 4, the other end of the fixed support rod 4 is connected with a pure iron block 3, the pure iron block 3 is in threaded connection with the fixed support rod 4, so that the pure iron block 3 is prevented from shaking in the testing process, the influence of the change of the intensity of a magnetic field on the testing result is eliminated, the hand-operated speed reducer 8 is connected with a guide rod, and accurate definite contact point position is equipped with test bottom plate 2 on the fixed bolster 1 with the same horizontal direction of fixed stay 4, is connected with bolt 21 between test bottom plate 2 and the 1 founding wall of fixed bolster, and bolt 21 runs through 1 founding wall of fixed bolster and test bottom plate 2, and the bolt 21 outside is around being equipped with spring 22, and spring 22 founds wall and test bottom plate 2 fixed connection with fixed bolster 1, is convenient for adjust the position of test bottom plate 2 through bolt 21, makes test material 23 and 3 comprehensive contacts of pure iron.

Specifically, as shown in fig. 1-2, the fixing strut 4 is made of aluminum alloy or other non-magnetic metal or non-metal rigid material, and has high strength and corrosion resistance.

Specifically, as shown in fig. 1-2, a testing material 23 is disposed on one side of the testing base plate 2 close to the pure iron block 3, and the testing material 23 is fixed on the testing base plate 2 by using a double-sided adhesive tape or glue, so as to facilitate testing operation.

Specifically, as shown in fig. 1, a screw is arranged below the fixing support 1, and the fixing support 1 is connected with a base support leg 11 through a screw thread, so that the fixing support 1 can be conveniently adjusted to be horizontally placed.

Specifically, as shown in fig. 1-2, the spring 22 is a composite spring 22, which can bear load and large deformation, and has vibration isolation, noise reduction, corrosion resistance and long service life.

As shown in fig. 1-2, the working principle of the present invention is: the test material 23 is fixed on the test bottom plate 2 through the double faced adhesive tape, and the distance and the angle between the test bottom plate 2 and the vertical wall of the fixing bracket 1 are adjusted through the adjusting bolt 21 according to the shape of the test material 23, so that the test material 23 is ensured to be in full contact with the pure iron block 3. Rotate hand formula speed reducer 8, drive fixed plate 5 horizontal migration through guide arm 9, and then drive pure iron 3 horizontal migration through fixed support rod 4, control pure iron 3 and test material 23's contact velocity and contact position, after the contact, reversal hand formula speed reducer 8 drives pure iron 3 reverse movement, shows the change according to numerical value and positive and negative on the push-pull dynamometer 6, control "zero point" position and open and stop, improve the precision of test.

The utility model has the advantages that: the applicability is strong, plane or irregular plane test materials can be suitable, the contact speed and the contact position can be controlled at any time before testing, the test accuracy is improved, and meanwhile the service life is prolonged.

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 in the foregoing embodiments, 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 (5)

1. The utility model provides a magnet suction testing arrangement which characterized in that: comprises a fixed bracket, a hand-operated speed reducer and a connecting plate are arranged on the fixed bracket, a sliding rod is arranged on the connecting plate, the sliding rod is connected with a fixed plate in a sliding way, the fixed plate is provided with a push-pull force meter, the push-pull force meter is connected with a fixed supporting rod, the other end of the fixed supporting rod is connected with a pure iron block, the pure iron block is connected with the fixed supporting rod through screw threads, the hand-operated speed reducer is connected with a guide rod, the hand-operated speed reducer is fixedly connected with the fixing plate through the guide rod, a test bottom plate is arranged on the fixed support in the same horizontal direction with the fixed support rod, a bolt is connected between the test bottom plate and the fixed support, the bolt penetrates through the vertical wall of the fixed support and the test bottom plate, a spring is wound on the outer side of the bolt, and the spring is fixedly connected with the vertical wall of the fixed support and the test bottom plate respectively.

2. The magnetic attraction force test apparatus according to claim 1, characterized in that: the fixed supporting rod is made of an aluminum alloy rigid material.

3. The magnetic attraction force test apparatus according to claim 1, characterized in that: and a test material is arranged on one side of the test bottom plate, which is close to the pure iron block, and the test material is fixed on the test bottom plate by adopting double faced adhesive tape or glue.

4. The magnetic attraction force test apparatus according to claim 1, characterized in that: the fixing support is provided with a screw below and is connected with a base supporting leg through screw threads.

5. The magnetic attraction force test apparatus according to claim 1, characterized in that: the spring is a compound spring.

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