CN217277589U

CN217277589U - Digital display vickers hardness tester

Info

Publication number: CN217277589U
Application number: CN202220144657.5U
Authority: CN
Inventors: 李庆龙; 穆瑞萍; 马爱清
Original assignee: Fair Detection Technology Tianjin Co Ltd
Current assignee: Fair Detection Technology Tianjin Co Ltd
Priority date: 2022-01-19
Filing date: 2022-01-19
Publication date: 2022-08-23
Anticipated expiration: 2032-01-19

Abstract

The utility model discloses a digital display vickers hardness tester, including adjustment mechanism, adjustment mechanism includes bottom plate, sliding block, telescopic link, first magnet and second magnet, the output fixedly connected with clamping device of telescopic link, the front surface fixed connection of sliding block has the second lug, the first lug of last fixed surface of bottom plate is connected with, adjustment mechanism's last fixed surface is connected with the bracing piece. The utility model discloses, through design adjustment mechanism, the in-process of realizing the device using, the adjustment that can be accurate fast measures the position of measuring the piece, satisfies and measures a plurality of positions fast, through the microscope of design fixed position, microscope, sliding block and tool bit are in a plane, and the vestige that presses down can be accurate observation through the removal of sliding block, through design telescopic link and motor, realize finely tuning and adjust on a large scale, reduce the time of adjusting to and increase the thickness coverage of test piece.

Description

Digital display vickers hardness tester

Technical Field

The utility model relates to a sclerometer field especially relates to a digital display vickers sclerometer.

Background

The vickers hardness test method was proposed in 1921. The Vickers hardness tester is a high and new technology product of optical, mechanical and electrical integration, the machine has novel shape, good reliability, operability and intuition, and is a novel Vickers and Knoop hardness tester adopting precise mechanical technology and photoelectric technology. The Vickers hardness tester has more test force ratio, and can detect the workpiece surface roughness as long as the workpiece surface roughness meets the standard. The Vickers hardness tester presses the surface of the workpiece through a stepping motor, and then the length of a diagonal line of the indentation is measured through a reading microscope. And then measuring the Vickers hardness by using a conversion relation between the diagonal line and the test force. In addition, Vickers hardness meter measuring software can be installed, images are displayed through a computer display screen, and the hardness value is measured by operation more conveniently and quickly.

Some existing digital display Vickers hardness meters have the following defects:

1. when different positions are measured by the existing digital display Vickers hardness tester, the adjustment is needed every time, so that the use is troublesome;

2. when the existing digital display Vickers hardness tester measures multipoint notability, the position of a microscope can generate the condition of inaccurate positioning in the adjusting process, so that the measuring time is prolonged.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a digital display Vickers hardness tester.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a digital display Vickers hardness tester comprises an adjusting mechanism, wherein the adjusting mechanism comprises a bottom plate, a sliding block, a telescopic rod, a first magnet and a second magnet, the output end of the telescopic rod is fixedly connected with a clamping device, the front surface of the sliding block is fixedly connected with a second bump, and the upper surface of the bottom plate is fixedly connected with a first bump;

the upper surface of the adjusting mechanism is fixedly connected with a supporting rod, the rear surface of the supporting rod is fixedly connected with a supporting plate, and the interior of the supporting plate is fixedly connected with a microscope;

the utility model discloses a bracing piece, including bracing piece, top inner wall fixedly connected with treater, the right fixed surface of casing is connected with the display screen, the back inner wall fixedly connected with motor of casing, the lower fixed surface of motor is connected with the bearing, the outer fixed surface of bearing is connected with the rotor plate, the lower fixed surface of rotor plate is connected with pressure sensor, pressure sensor's lower fixed surface is connected with the connector.

As a further description of the above technical solution:

the upper surface and the sliding block sliding connection of bottom plate, the upper surface and the telescopic link fixed connection of sliding block.

As a further description of the above technical solution:

the internal surface and the second magnet fixed connection of sliding block, the inside and the first magnet fixed connection of bottom plate.

As a further description of the above technical solution:

the quantity of first magnet is a plurality of and array distribution, the rotor plate rotates with the casing and is connected.

As a further description of the above technical solution:

the upper surface of casing is provided with the button, button and treater electric connection.

As a further description of the above technical solution:

the output end of the motor is fixedly connected with a lead screw, and the outer surface of the lead screw is in threaded connection with a limiting ring.

As a further description of the above technical solution:

the limiting ring is fixedly connected with the rear inner wall of the shell.

As a further description of the above technical solution:

the lower surface of connector is provided with the tool bit, sliding block and microscope are located a plane.

The utility model discloses following beneficial effect has:

1. compared with the prior art, this digital display vickers hardness tester through design adjustment mechanism, realizes that the device is at the in-process that uses, and the adjustment that can be quick accurate is measured the position of measuring the piece, satisfies and measures a plurality of positions fast.

2. Compared with the prior art, this digital display vickers hardness tester, through the microscope of design fixed position, microscope, sliding block and tool bit are in a plane, and the trace of pressing can be observed through the removal of sliding block accurately.

3. Compared with the prior art, this digital display vickers hardness tester through design telescopic link and motor, realizes finely tuning and adjusts on a large scale, reduces the time of adjusting to and increase the thickness coverage of test piece.

Drawings

FIG. 1 is a schematic view of the internal structure of a digital display Vickers hardness tester;

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

FIG. 3 is an enlarged view of the structure at B in FIG. 1;

fig. 4 is a schematic view of an adjusting mechanism of a digital display vickers hardness tester provided by the present invention.

Illustration of the drawings:

1. a base plate; 2. a support bar; 3. a support plate; 4. a microscope; 5. a housing; 6. a processor; 7. a button; 8. a display screen; 9. a motor; 10. a bearing; 11. a rotating plate; 12. a pressure sensor; 13. a connector; 14. a slider; 15. a telescopic rod; 16. a first magnet; 17. a second magnet; 18. a first bump; 19. a second bump; 20. an adjustment mechanism; 21. a clamping device.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Referring to fig. 1-4, the utility model provides a digital display vickers hardness tester: comprises an adjusting mechanism 20, which is used for adjusting the position of a piece to be tested, the adjusting mechanism 20 comprises a bottom plate 1, a sliding block 14, an expansion link 15, a first magnet 16 and a second magnet 17, the two magnets are adsorbed to determine the horizontal position, the upper surface of the bottom plate 1 is in sliding connection with the sliding block 14, the upper surface of the sliding block 14 is fixedly connected with the expansion link 15, the inner surface of the sliding block 14 is fixedly connected with the second magnet 17, the inside of the bottom plate 1 is fixedly connected with the first magnet 16, the first magnets 16 are distributed in a plurality of arrays and are used for adapting to a plurality of positions, a rotating plate 11 is rotatably connected with a shell 5, the output end of the expansion link 15 is fixedly connected with a clamping device 21, the front surface of the sliding block 14 is fixedly connected with a second lug 19, the upper surface of the bottom plate 1 is fixedly connected with a first lug 18, whether the magnets are aligned or not is determined according to the positions of the lugs, increasing the accuracy of the device.

The upper surface of the adjusting mechanism 20 is fixedly connected with a support rod 2, the rear surface of the support rod 2 is fixedly connected with a support plate 3, and the interior of the support plate 3 is fixedly connected with a microscope 4 for observing the length of the pressed trace.

The right surface of the support rod 2 is fixedly connected with a shell 5, the upper surface of the shell 5 is provided with a button 7, data are input and are calculated by a processor 6, the button 7 is electrically connected with the processor 6, the top inner wall of the shell 5 is fixedly connected with the processor 6, the right surface of the shell 5 is fixedly connected with a display screen 8 for displaying results, the rear inner wall of the shell 5 is fixedly connected with a motor 9, the output end of the motor 9 is fixedly connected with a lead screw, the outer surface of the lead screw is in threaded connection with a limit ring, the limit ring is fixedly connected with the rear inner wall of the shell 5, the lower surface of the motor 9 is fixedly connected with a bearing 10, the outer surface of the bearing 10 is fixedly connected with a rotating plate 11 for sliding up and down, the lower surface of the rotating plate 11 is fixedly connected with a pressure sensor 12 for sensing pressure, the lower surface of the pressure sensor 12 is fixedly connected with a connector 13, and the lower surface of the connector 13 is provided with a cutter head, the tool bit, the sliding block 14 and the microscope 4 are positioned on the same plane, so that the observation is convenient.

The working principle is as follows: the testing tool comprises a clamping device 21, a sliding block 14 to be tested is placed on the clamping device, different positions are measured through moving the sliding block back and forth, whether two magnets are adsorbed or not is presumed according to whether two convex blocks are aligned or not in the moving process, the height of the testing tool is adjusted through a telescopic rod 15, pressure is output through a motor 9, the motor 9 forces the motor 9 to move downwards through a limiting ring, a rotating plate 11 is pushed to move vertically, when the angle of a tool bit needs to be adjusted, the rotating plate 11 is manually rotated through a connector 13, the sliding block 14 is moved after pressing is completed, pressing marks can be observed through a microscope 4 when the next position is pressed, information is input through a button 7, and the information is displayed on a display screen 8 after being processed.

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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A digital display vickers hardness tester comprising an adjustment mechanism (20), characterized in that: the adjusting mechanism (20) comprises a bottom plate (1), a sliding block (14), an expansion link (15), a first magnet (16) and a second magnet (17), the output end of the expansion link (15) is fixedly connected with a clamping device (21), the front surface of the sliding block (14) is fixedly connected with a second bump (19), and the upper surface of the bottom plate (1) is fixedly connected with a first bump (18);

the upper surface of the adjusting mechanism (20) is fixedly connected with a supporting rod (2), the rear surface of the supporting rod (2) is fixedly connected with a supporting plate (3), and the interior of the supporting plate (3) is fixedly connected with a microscope (4);

the utility model discloses a support bar, including bracing piece (2), the right fixed surface of casing (5) is connected with casing (5), the top inner wall fixedly connected with treater (6) of casing (5), the right fixed surface of casing (5) is connected with display screen (8), the back inner wall fixedly connected with motor (9) of casing (5), the lower fixed surface of motor (9) is connected with bearing (10), the outer fixed surface of bearing (10) is connected with rotor plate (11), the lower fixed surface of rotor plate (11) is connected with pressure sensor (12), the lower fixed surface of pressure sensor (12) is connected with connector (13).

2. A digital display vickers hardness tester as claimed in claim 1, wherein: the upper surface and the sliding block (14) sliding connection of bottom plate (1), the upper surface and telescopic link (15) fixed connection of sliding block (14).

3. A digital display vickers hardness tester as claimed in claim 1, wherein: the inner surface of the sliding block (14) is fixedly connected with the second magnet (17), and the inner part of the bottom plate (1) is fixedly connected with the first magnet (16).

4. A digital display vickers hardness tester as claimed in claim 1, wherein: the number of the first magnets (16) is multiple and distributed in an array mode, and the rotating plate (11) is connected with the shell (5) in a rotating mode.

5. A digital display vickers hardness tester as claimed in claim 1, wherein: the upper surface of casing (5) is provided with button (7), button (7) and treater (6) electric connection.

6. A digital display vickers hardness tester as claimed in claim 1, wherein: the output end of the motor (9) is fixedly connected with a lead screw, and the outer surface of the lead screw is in threaded connection with a limiting ring.

7. A digital display Vickers hardness tester according to claim 6, wherein: the limiting ring is fixedly connected with the rear inner wall of the shell (5).

8. A digital display vickers hardness tester as claimed in claim 1, wherein: the lower surface of connector (13) is provided with the tool bit, sliding block (14) and microscope (4) are located a plane.