CN211718017U - Hardness tester for miniature parts - Google Patents
Hardness tester for miniature parts Download PDFInfo
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- CN211718017U CN211718017U CN202020185854.2U CN202020185854U CN211718017U CN 211718017 U CN211718017 U CN 211718017U CN 202020185854 U CN202020185854 U CN 202020185854U CN 211718017 U CN211718017 U CN 211718017U
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Abstract
The utility model discloses a hardness tester for miniature part relates to hardness test technical field, has solved the change behind the accurate part atress of microminiature and has not been convenient for observe, and the problem that the structure of test instrument is complicated. The main technical scheme of the invention is as follows: four corners of the lower end of the test piece bearing platform are respectively connected with the upper surface of the hardness testing platform through supporting rods, electromagnets are uniformly arranged in the middle of the upper surface of the test piece bearing platform, a switch part is arranged on the right side of the hardness testing platform, and the switch part is electrically connected with the electromagnets; the middle part of the front side surface of the hardness testing platform is provided with a horizontal sliding groove, the front side of the hardness testing platform is provided with a vertical sliding rod, the rear side of the lower end of the vertical sliding rod is provided with a sliding block matched with the horizontal sliding groove, the upper end of the vertical sliding rod is fixed with a fixed frame, and the middle part of the fixed frame is fixed with an amplifying lens with preset times.
Description
Technical Field
The utility model relates to a hardness test technical field especially relates to a hardness tester for miniature part.
Background
The hardness tester is a special instrument for measuring the surface hardness of a solid material, and is used for directly testing a metal test piece during testing, so that traces left on the surface are small, the damage to parts is small, and the measuring method is simple and rapid.
In the hardness test of some micro-miniature precision parts, the hardness of the surface hardening layer and the depth of the effective hardening layer, the surface hardness of the plating layer, the hardness of the sheet material and the fine wire, the hardness near the blade, the hardness of the dental material, and the like, the change of the micro-miniature precision parts after being stressed is not easy to observe, and the structure of the test instrument is complicated, so that improvement is needed. To this end, we propose a hardness tester for miniature parts.
Disclosure of Invention
In view of this, the embodiment of the present invention provides a hardness tester for micro parts, which mainly aims to solve the problems that the change of the existing hardness tester for micro parts after the micro precision parts are stressed is not convenient to observe, and the structure of the tester is complex. In order to achieve the above object, the utility model mainly provides the following technical scheme:
on the one hand, the embodiment of the utility model provides a hardness tester for miniature part, this hardness tester includes: the device comprises a hardness testing platform, wherein supporting structures are respectively arranged at four corners of the lower surface of the hardness testing platform, an installation support is arranged at the upper part of the hardness testing platform, the installation support comprises vertical supporting columns which are respectively arranged at four corners of the upper surface of the hardness testing platform, the upper ends of the four vertical supporting columns are respectively fixed at the lower surface of a horizontal supporting plate, a hydraulic cylinder is fixed at the middle part of the lower surface of the horizontal supporting plate, the driving end of the hydraulic cylinder is connected with the upper end of a hydraulic telescopic rod, the lower end of the hydraulic telescopic rod is connected with the upper part of a fixed block, a thrust gauge is arranged at the lower end of the fixed block, the lower end of the thrust gauge is connected with a pressing block body through a pressing block fixing plate, a test piece bearing table is arranged at the upper side of the middle, electromagnets are uniformly arranged in the middle of the upper surface of the test piece bearing table, a switch part is arranged on the right side of the hardness testing platform, and the switch part is electrically connected with the electromagnets;
the middle part of the front side surface of the hardness testing platform is provided with a horizontal sliding groove, the front side of the hardness testing platform is provided with a vertical sliding rod, the rear side of the lower end of the vertical sliding rod is provided with a sliding block matched with the horizontal sliding groove, the sliding block is in sliding connection with the horizontal sliding groove, the upper end of the vertical sliding rod is fixed with a fixed frame, the middle part of the fixed frame is fixed with an amplifying lens with preset times, and the amplifying lens corresponds to the height of the test piece bearing table.
Optionally, a camera is arranged at the right end of the upper surface of the test piece bearing table, the shooting direction of the camera faces the middle direction of the test piece bearing table, a control box body and a display screen are arranged on the front side of the fixed block, and the hydraulic cylinder, the thrust gauge, the camera and the display screen are respectively electrically connected with the control box body;
the display screen is used for displaying the number of the thrustor tests and the pictures shot by the camera.
Optionally, the support rod is a spring rod.
Optionally, a centering through hole vertically penetrates through the middle of the test piece bearing table, a laser emitter is arranged at the lower end of the centering through hole, and a laser line emitted by the laser emitter penetrates through the centering through hole.
Optionally, the outside cover of hydraulic telescoping rod is equipped with flexible protective tube.
The embodiment of the utility model provides a hardness tester for miniature part, hardness tester's simple structure, and convenient operation, and the staff of being convenient for observes, extension through pneumatic cylinder drive hydraulic stretching pole, can drive the briquetting body and descend to and the contact of material test piece, and to material test piece and extrusion material test piece, pressure when can measuring briquetting body extrusion material test piece through the distance meter, further test the hardness of material test piece, and have the enlarged lens of predetermineeing the multiple through the setting, can slide it to the position that corresponds with the material test piece, the staff of being convenient for observes the hardness test process of material test piece.
Drawings
Fig. 1 is a schematic structural view of a main body of a hardness tester for micro parts according to an embodiment of the present invention.
Detailed Description
To further illustrate the technical means and effects of the present invention for achieving the predetermined purpose of the present invention, the following detailed description of the hardness tester for micro parts according to the present invention with reference to the accompanying drawings and preferred embodiments shows the following detailed description of the specific embodiments, structures, features and effects thereof.
Example one
As shown in fig. 1, an embodiment of the present invention provides a hardness tester for micro parts, which includes: the hardness testing platform comprises a hardness testing platform 1, wherein supporting structures 2 are respectively arranged at four corners of the lower surface of the hardness testing platform 1, an installation support 3 is arranged at the upper part of the hardness testing platform 1, the installation support 3 comprises vertical supporting columns which are respectively arranged at four corners of the upper surface of the hardness testing platform 1, the upper ends of the four vertical supporting columns are respectively fixed at the lower surface of a horizontal supporting plate, a hydraulic cylinder 4 is fixed at the middle part of the lower surface of the horizontal supporting plate, the driving end of the hydraulic cylinder 4 is connected with the upper end of a hydraulic telescopic rod 5, the lower end of the hydraulic telescopic rod 5 is connected with the upper part of a fixed block, a thrustor 6 is arranged at the lower end of the fixed block, the lower end of the thrustor 6 is connected with a pressing block body 8 through a pressing block fixing plate 7, a test piece bearing platform 9 is arranged at the upper side of the middle part of, electromagnets 11 are uniformly arranged in the middle of the upper surface of the test piece bearing table 9, a switch part 12 is arranged on the right side of the hardness testing platform 1, and the switch part 12 is electrically connected with the electromagnets 11;
the middle of the front side surface of the hardness testing platform 1 is provided with a horizontal sliding groove 13, the front side of the hardness testing platform 1 is provided with a vertical sliding rod 14, the rear side of the lower end of the vertical sliding rod 14 is provided with a sliding block matched with the horizontal sliding groove 13, the sliding block is in sliding connection with the horizontal sliding groove 13, the upper end of the vertical sliding rod 14 is fixed with a fixed frame, the middle of the fixed frame is fixed with an amplifying lens 15 with preset times, and the amplifying lens 15 corresponds to the height of the test piece bearing table 9.
Specifically, the hardness testing platform 1 is used for mounting and supporting the hardness testing structure, and may be a flat plate, and the shape thereof may be rectangular, square, etc., and is not limited herein. The supporting structure 2 of 1 bottom of hardness test platform is used for supporting fixed hardness test platform 1 to support hardness test platform 1 to the height of being convenient for the staff to operate, and supporting structure 2 can be shaft-like supporting leg, and it can set up the universal pulley structure that has the locking valve in the bottom of supporting leg, so that the bulk movement of device, when the device location through the locking valve on the locking universal pulley can. Hardness test platform 1's upper portion sets up installing support 3, the vertical support post of hardness test platform 1's upper surface four corners department is located including the branch to installing support 3, and be fixed in the horizontal support board at vertical support post top, horizontal support board is used for fixed hydraulic cylinder 4, hydraulic telescoping rod 5 is connected to the drive end of pneumatic cylinder 4, pneumatic cylinder 4 can drive hydraulic telescoping rod 5's extension and shorten, hydraulic telescoping rod 5's downside still includes the fixed block, and connect briquetting fixed plate 7 and briquetting body 8 through thrustor 6, briquetting body 8 is used for the extrusion material test piece, pressure when 8 extrusion material test pieces of briquetting body can be measured through thrustor 6. Hardness test platform 1's upside sets up test piece plummer 9 and is used for the fixed material test piece, and electro-magnet 11 on the test piece plummer 9 can be with the metal material test piece firmly fix on test piece plummer 9 after the circular telegram, guarantees fixed reliability to improve the precision of hardness test, the hardness testing arrangement that this embodiment provided simple structure, convenient operation, and the staff of being convenient for observes. When the test platform is used, the electromagnet 11 is electrified to fix a metal material test piece on the test piece bearing platform 9, the hydraulic telescopic rod 5 is driven to extend through the hydraulic cylinder 4, the pressing block body 8 can be driven to fall into contact with the material test piece, the material test piece is extruded towards the material test piece, the pressure of the pressing block body 8 when the material test piece is extruded can be measured through the thrust gauge 6, the hardness of the material test piece is further tested, meanwhile, in the test process, in order to solve the problem that the stress change of the miniature precision part is inconvenient to observe, the vertical sliding rod 14 can be slid to the middle of the hardness test platform 1, and the hardness test process of the material test piece is observed through the amplifying lens 15 with preset times.
The embodiment of the utility model provides a hardness tester for miniature part, hardness tester's simple structure, and convenient operation, and the staff of being convenient for observes, through the extension of pneumatic cylinder 4 drive hydraulic stretching pole 5, can drive briquetting body 8 and descend to and the contact of material test piece, and to material test piece and extrusion material test piece, pressure when 8 extrusion material test pieces of briquetting body can be measured through the distance meter 6, further test the hardness of material test piece, and have the enlarged lens 15 of predetermineeing the multiple through the setting, can slide it to the position that corresponds with the material test piece, the staff of being convenient for observes the hardness test process of material test piece.
Further, a camera 16 is arranged at the right end of the upper surface of the test piece bearing table 9, the shooting direction of the camera 16 faces the middle direction of the test piece bearing table 9, a control box body 17 and a display screen 18 are arranged on the front side of the fixed block, and the hydraulic cylinder 4, the thrust gauge 6, the camera 16 and the display screen 18 are respectively electrically connected with the control box body 17;
the display screen 18 is used for displaying the number of readings of the thrust meter 6 test and the picture shot by the camera 16.
Specific, because micro part's size is less, its hardness test process is not convenient for the staff and observes, the embodiment of the utility model provides an, upper surface right-hand member at test piece plummer 9 sets up camera 16, camera 16 can shoot the hardness test process of the material test piece on test piece plummer 9, and pass through camera 16, display screen 18 and distance meter 6 and control box 17 electric connection, the picture that can realize camera 16 and the pressure numerical value that the distance meter 6 measures when obtaining briquetting body 8 extrusion material test piece shows on display screen 18, on the one hand the staff can observe the hardness test process of material test piece through display screen 18, pressure numerical value when can know briquetting body 8 extrusion material test piece in real time well.
Further, the support rod 10 is configured as a spring rod.
Specifically, there is great impact or vibrations at the in-process of carrying out the hardness test, through setting up bracing piece 10 into the spring beam, utilizes the elasticity of spring beam can cushion and weaken the impact or the vibrations that produce in the hardness test process, can guarantee that the test procedure steadily goes on, and can improve life together.
Furthermore, a centering through hole vertically penetrates through the middle of the test piece bearing table 9, a laser emitter 19 is arranged at the lower end of the centering through hole, and a laser line emitted by the laser emitter 19 penetrates through the centering through hole.
Specifically, through the vertical through-hole that is provided with the centering in the middle part of test piece plummer 9, and the laser line that laser emitter 19 sent can wear to penetrate from the centering through-hole, can be convenient for to the centering location of material test piece.
Further, the outside of the hydraulic telescopic rod 5 is sleeved with a telescopic protection pipe 20.
Specifically, flexible protective tube 20 has certain elasticity and can stretch out and draw back, overlaps its cover in hydraulic telescoping rod 5's outside, can realize the guard action to hydraulic telescoping rod 5, and can not influence hydraulic telescoping rod 5's concertina movement.
It should be noted that in the description of the present specification, the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "connected," "mounted," "secured," and the like are to be construed broadly and include, for example, fixed connections, removable connections, or integral connections; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (5)
1. A hardness tester for micro parts, comprising:
the device comprises a hardness testing platform, wherein supporting structures are respectively arranged at four corners of the lower surface of the hardness testing platform, an installation support is arranged at the upper part of the hardness testing platform, the installation support comprises vertical supporting columns which are respectively arranged at four corners of the upper surface of the hardness testing platform, the upper ends of the four vertical supporting columns are respectively fixed at the lower surface of a horizontal supporting plate, a hydraulic cylinder is fixed at the middle part of the lower surface of the horizontal supporting plate, the driving end of the hydraulic cylinder is connected with the upper end of a hydraulic telescopic rod, the lower end of the hydraulic telescopic rod is connected with the upper part of a fixed block, a thrust gauge is arranged at the lower end of the fixed block, the lower end of the thrust gauge is connected with a pressing block body through a pressing block fixing plate, a test piece bearing table is arranged at the upper side of the middle, electromagnets are uniformly arranged in the middle of the upper surface of the test piece bearing table, a switch part is arranged on the right side of the hardness testing platform, and the switch part is electrically connected with the electromagnets;
the middle part of the front side surface of the hardness testing platform is provided with a horizontal sliding groove, the front side of the hardness testing platform is provided with a vertical sliding rod, the rear side of the lower end of the vertical sliding rod is provided with a sliding block matched with the horizontal sliding groove, the sliding block is in sliding connection with the horizontal sliding groove, the upper end of the vertical sliding rod is fixed with a fixed frame, the middle part of the fixed frame is fixed with an amplifying lens with preset times, and the amplifying lens corresponds to the height of the test piece bearing table.
2. The hardness tester for micro parts according to claim 1,
the right end of the upper surface of the test piece bearing table is provided with a camera, the shooting direction of the camera faces the middle direction of the test piece bearing table, the front side of the fixed block is provided with a control box body and a display screen, and the hydraulic cylinder, the thrustometer, the camera and the display screen are respectively and electrically connected with the control box body;
the display screen is used for displaying the number of the thrustor tests and the pictures shot by the camera.
3. The hardness tester for micro parts according to claim 1,
the support rod is set as a spring rod.
4. The hardness tester for micro parts according to claim 1,
the middle part of the test piece bearing table is vertically provided with a centering through hole in a penetrating mode, the lower end of the centering through hole is provided with a laser emitter, and a laser line emitted by the laser emitter penetrates through the centering through hole.
5. The hardness tester for micro parts according to claim 1,
the outside cover of hydraulic telescoping rod is equipped with flexible protective tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020185854.2U CN211718017U (en) | 2020-02-20 | 2020-02-20 | Hardness tester for miniature parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020185854.2U CN211718017U (en) | 2020-02-20 | 2020-02-20 | Hardness tester for miniature parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211718017U true CN211718017U (en) | 2020-10-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020185854.2U Active CN211718017U (en) | 2020-02-20 | 2020-02-20 | Hardness tester for miniature parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211718017U (en) |
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2020
- 2020-02-20 CN CN202020185854.2U patent/CN211718017U/en active Active
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