CN211179269U - Rockwell hardness meter with angle regulation function - Google Patents
Rockwell hardness meter with angle regulation function Download PDFInfo
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- CN211179269U CN211179269U CN201922405226.0U CN201922405226U CN211179269U CN 211179269 U CN211179269 U CN 211179269U CN 201922405226 U CN201922405226 U CN 201922405226U CN 211179269 U CN211179269 U CN 211179269U
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Abstract
The utility model relates to the technical field of Rockwell hardometer, and discloses a Rockwell hardometer with angle adjusting function, which comprises a transverse arm, a machine body and a base, wherein the upper end of the machine body is fixedly connected with the transverse arm, the transverse arm is provided with an indicator, the lower surface of the transverse arm is provided with a pressure head, the machine body is provided with a horizontal device for detecting the level of a measured surface of a block to be tested, the lower end of the machine body is fixedly connected with the base, the upper surface of the base is provided with a hand wheel, the hand wheel is movably connected with a lead screw, the upper end of the lead screw is provided with a workbench, an adjusting device for adjusting the angle of the workbench is arranged between the lead screw and the workbench, the side surface of the base is provided with a loading handle and an unloading handle, the angle of the workbench is adjusted by the adjusting device, the measured surface of the block to be, has strong practicability.
Description
Technical Field
The utility model relates to a rockwell hardness tester technical field specifically is a rockwell hardness tester with angle regulation function.
Background
The Rockwell hardness tester is the first Rockwell hardness tester in the world and is designed according to the Rockwell hardness test principle, a Rockwell hardness tester measuring the metal hardness only needs to contact a test sample on one side, a Rockwell hardness tester measuring head is adsorbed on the surface of steel by means of magnetic force without supporting the test sample, the test precision meets the standards GB/T230 and ISO6508, and the Rockwell hardness test method has the characteristics of simple operation and rapid measurement, can directly read from a dial indicator or an optical projection screen or a display screen, is the same as Brinell and Vickers hardness test methods, and becomes one of three most common hardness test methods.
At present, current rockwell hardness tester includes by lower supreme base that sets gradually, organism and xarm, and a body coupling just is C shape between the three, and the lower surface of xarm is equipped with the pressure head, and the last surface mounting of base has elevating gear, and elevating gear is including being located the workstation under the pressure head to and the hand wheel and the lead screw that drive workstation goes up and down, during the measurement, will await measuring the piece and place on the workstation, then will await measuring the piece through elevating gear and rise to the below of pressure head and measure. However, the above prior art has the following disadvantages: the test device is only suitable for a to-be-tested block with a tested surface perpendicular to the axis of the pressure head, when the tested surface of the to-be-tested block has a certain gradient (such as a right triangle or a right trapezoid), a certain included angle exists between the tested surface of the to-be-tested block and the pressure head, and at the moment, if external force is applied for measurement, hardness measurement data will be distorted, the pressure head may be damaged or broken, and even the lever mechanism inside the device is bent and deformed.
In view of the above problems, a rockwell hardness tester having an angle adjusting function is now provided.
Disclosure of Invention
An object of the utility model is to provide a rockwell hardness meter with angle regulation function to solve the problem of proposing among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a rockwell sclerometer with angle regulation function, includes xarm, organism and base, organism upper end fixedly connected with xarm, be equipped with the indicator on the xarm, the xarm lower surface is equipped with the pressure head, be equipped with on the organism and be used for detecting the horizontal device of being surveyed face of waiting to test the piece, organism lower extreme fixedly connected with base, the base upper surface is equipped with the hand wheel, hand wheel swing joint has the lead screw, the lead screw upper end is equipped with the workstation, be equipped with the adjusting device who is used for adjusting the workstation angle between lead screw and the workstation, the base side is equipped with loading handle and off-load handle.
Preferably, the level device comprises a hinge, a mounting plate and a level bar, the machine body is movably connected with the hinge, the hinge is movably connected with the mounting plate, and the mounting plate is fixedly connected with the level bar.
Preferably, adjusting device includes dead lever, universal bulb, connector, telescopic link and fixing bolt, lead screw upper end fixedly connected with dead lever, dead lever upper end fixedly connected with universal bulb, universal bulb swing joint has the connector, connector fixedly connected with workstation, workstation bottom fixedly connected with telescopic link, telescopic link fixedly connected with dead lever, be equipped with fixing bolt on the telescopic link.
Preferably, the surface of the workbench is covered with a rubber material for skid resistance, and a magnet is arranged inside the workbench.
Preferably, the protective cover of the indicator is a convex lens.
Preferably, the number of the telescopic rods is not less than three, the circle center of the workbench is used as a central point, and the annular array is arranged at the bottom of the workbench.
Compared with the prior art, the beneficial effects of the utility model are that:
1. Adopt universal bulb, telescopic link and fixing bolt, adjust the workstation angle through universal bulb, the face of being surveyed that makes the piece of awaiting measuring keeps perpendicular with the axis of pressure head, rethread fastening fixing bolt fixes the telescopic link, thereby fixed work platform, effectual the quilt of the piece of awaiting measuring of having solved measures when having certain contained angle between face and the pressure head, the hardness measurement data of bringing is inaccurate, still can lead to the pressure head to damage or break, lead to the inside lever mechanism bending deformation's of equipment the condition even, very big improvement measurement accuracy, and structural design is closely reasonable, has very strong practicality.
2. Adopt level bar and hinge, after the angular adjustment of workstation finishes, open the level bar through the hinge, adjust the workstation height, make the face of being surveyed of waiting to test the piece near the level bar, observe the bubble position of level bar, if the bubble is not placed in the middle, then adjust workstation angle to level bar bubble and measure placed in the middle again, pack up the level bar through the hinge when not using again, very big error when having reduced the measurement makes measured data more accurate.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a side sectional view of the structure of the present invention;
FIG. 3 is a schematic structural diagram of the adjusting device of the present invention;
Fig. 4 is a schematic structural view of the horizontal device of the present invention.
The device comprises a cross arm 1, a machine body 2, a base 3, an indicator 4, a pressure head 5, a workbench 6, a screw 7, a hand wheel 8, a loading handle 9, an unloading handle 10, a telescopic rod 11, a universal ball head 12, a level ruler 13, a connector 14, a fixing rod 15, a fixing bolt 16, a hinge 17 and an installation plate 18.
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.
Referring to fig. 1-4, in an embodiment of the present invention, a rockwell hardness tester with an angle adjusting function includes a cross arm 1, a machine body 2 and a base 3, the upper end of the machine body 2 is fixedly connected with the cross arm 1, the cross arm 1 is provided with an indicator 4, preferably, a protective cover of the indicator is a convex lens, the lower surface of the cross arm 1 is provided with a pressure head 5, the machine body 2 is provided with a level device for detecting the level of a tested surface of a block to be tested, the level device includes a hinge 17, a mounting plate 18 and a level ruler 13, the machine body 2 is movably connected with the hinge 17, the hinge 17 is movably connected with the mounting plate 18, the mounting plate 18 is fixedly connected with the level ruler 13, the level ruler 13 and the hinge 17 are adopted, after the angle of the workbench 6 is adjusted, the level ruler 13 is opened through the hinge 17, the height of the workbench 6 is adjusted, so that the tested surface of the, observing the bubble position of the horizontal ruler 13, if the bubble is not centered, adjusting the angle of the workbench 6 until the bubble of the horizontal ruler 13 is centered, and then measuring, and when the horizontal ruler is not used, retracting the horizontal ruler 13 through the hinge 17, thereby greatly reducing the error in measurement and enabling the measured data to be more accurate;
The lower end of the machine body 2 is fixedly connected with a base 3, the upper surface of the base 3 is provided with a hand wheel 8, the hand wheel 8 is movably connected with a lead screw 7, the upper end of the lead screw 7 is provided with a workbench 6, an adjusting device for adjusting the angle of the workbench 6 is arranged between the lead screw 7 and the workbench 6, the adjusting device comprises a fixing rod 15, a universal ball head 12, a connector 14, a telescopic rod 11 and a fixing bolt 16, the upper end of the lead screw 7 is fixedly connected with the fixing rod 15, the upper end of the fixing rod 15 is fixedly connected with the universal ball head 12, the universal ball head 12 is movably connected with the connector 14, the connector 14 is fixedly connected with the workbench 6, the bottom of the workbench 6 is fixedly connected with the telescopic rod 11, the telescopic rod 11 is fixedly connected with the fixing rod 15, the telescopic rod 11 is provided with the, the center of a circle of the workbench 6 is taken as a central point, the circular array is arranged at the bottom of the workbench 6, preferably, the surface of the workbench 6 is covered with anti-skid rubber materials, a magnet is arranged in the workbench 6 to effectively fix a block to be tested so that the pressure head 5 can be accurately pressed into a tested surface, the side surface of the base 3 is provided with a loading handle 9 and an unloading handle 10, a universal ball head 12, a telescopic rod 11 and a fixing bolt 16 are adopted, the angle of the workbench 6 is adjusted through the universal ball head 12, the tested surface of the block to be tested is perpendicular to the axis of the pressure head 5, the telescopic rod 11 is fixed through an upper fastening fixing bolt 16, the workbench 6 is fixed, the problems that the measured surface of the block to be tested and the pressure head 5 have a certain included angle, hardness measurement data are inaccurate, the pressure head 5 can be damaged or broken, and even a lever mechanism inside the device is bent and deformed are effectively solved, the measuring accuracy is greatly improved, the structural design is compact and reasonable, and the practicability is high.
The utility model discloses a theory of operation is: firstly, wiping the upper end surface and the lower end surface of a workbench 6 and the measured surface of a block to be tested, placing the block to be tested on the workbench 6, adjusting the angle of the workbench 6 through a universal ball head 12 to ensure that the measured surface of the block to be tested is vertical to the axis of a pressure head 5, slightly tightening a fixing bolt 16 to fix a telescopic rod 11 so as to fix the workbench 6, after the angle adjustment of the workbench 6 is finished, opening a horizontal ruler 13 through a hinge 17, rotating a hand wheel 8 to ensure that the workbench 6 is slowly lifted until the measured surface of the block to be tested is close to the horizontal ruler 13, observing the bubble position of the horizontal ruler 13, adjusting the angle of the workbench 6 until the bubble of the horizontal ruler 13 is centered if the bubble is not centered, tightening the fixing bolt 16 to fix the workbench 6 after the level is determined, retracting the horizontal ruler 13 through the hinge 17, then rotating the hand wheel 8 to ensure that the workbench 6 is slowly lifted until the measured surface of the block to be tested jacks up the pressure head 5, the loading handle 9 is pulled towards the forcing direction to apply main experimental force, when the rotation of the pointer of the indicator 4 is obviously stopped, the unloading handle 10 is pushed back towards the unloading direction to unload the main experimental force, and finally the corresponding scale number on the indicator 4 is read.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a rockwell hardness meter with angle regulation function, includes xarm (1), organism (2) and base (3), its characterized in that: organism (2) upper end fixedly connected with xarm (1), be equipped with indicator (4) on xarm (1), xarm (1) lower surface is equipped with pressure head (5), be equipped with the horizontally horizontal installation of being surveyed that is used for detecting the piece of waiting to test on organism (2), organism (2) lower extreme fixedly connected with base (3), base (3) upper surface is equipped with hand wheel (8), hand wheel (8) swing joint has lead screw (7), lead screw (7) upper end is equipped with workstation (6), be equipped with the adjusting device who is used for adjusting workstation (6) angle between lead screw (7) and workstation (6), base (3) side is equipped with loading handle (9) and off-load handle (10).
2. The rockwell hardness tester with an angle adjustment function according to claim 1, wherein: the horizontal device comprises a hinge (17), a mounting plate (18) and a horizontal ruler (13), the machine body (2) is movably connected with the hinge (17), the hinge (17) is movably connected with the mounting plate (18), and the mounting plate (18) is fixedly connected with the horizontal ruler (13).
3. The rockwell hardness tester with an angle adjustment function according to claim 1, wherein: adjusting device includes dead lever (15), universal bulb (12), connector (14), telescopic link (11) and fixing bolt (16), lead screw (7) upper end fixedly connected with dead lever (15), dead lever (15) upper end fixedly connected with universal bulb (12), universal bulb (12) swing joint has connector (14), connector (14) fixedly connected with workstation (6), workstation (6) bottom fixedly connected with telescopic link (11), telescopic link (11) fixedly connected with dead lever (15), be equipped with fixing bolt (16) on telescopic link (11).
4. The rockwell hardness tester with an angle adjustment function according to claim 1, wherein: the surface of the workbench (6) is covered with a rubber material for skid resistance, and a magnet is arranged inside the workbench.
5. The rockwell hardness tester with an angle adjustment function according to claim 1, wherein: the protective cover of the indicator (4) is a convex lens.
6. The Rockwell hardness tester with an angle adjusting function according to claim 3, wherein: the number of the telescopic rods (11) is not less than three, the circle center of the workbench (6) is used as a central point, and the annular array is arranged at the bottom of the workbench (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922405226.0U CN211179269U (en) | 2019-12-28 | 2019-12-28 | Rockwell hardness meter with angle regulation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922405226.0U CN211179269U (en) | 2019-12-28 | 2019-12-28 | Rockwell hardness meter with angle regulation function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211179269U true CN211179269U (en) | 2020-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922405226.0U Active CN211179269U (en) | 2019-12-28 | 2019-12-28 | Rockwell hardness meter with angle regulation function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211179269U (en) |
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2019
- 2019-12-28 CN CN201922405226.0U patent/CN211179269U/en active Active
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