CN105547879A - Small hardness testing instrument - Google Patents
Small hardness testing instrument Download PDFInfo
- Publication number
- CN105547879A CN105547879A CN201610130221.XA CN201610130221A CN105547879A CN 105547879 A CN105547879 A CN 105547879A CN 201610130221 A CN201610130221 A CN 201610130221A CN 105547879 A CN105547879 A CN 105547879A
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- Prior art keywords
- supporting frame
- gland
- hardness
- small
- base
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/40—Investigating hardness or rebound hardness
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/06—Special adaptations of indicating or recording means
- G01N3/066—Special adaptations of indicating or recording means with electrical indicating or recording means
Abstract
The invention belongs to the technical field of applications of laboratory instruments and particularly discloses a small hardness testing instrument. The small hardness testing instrument comprises a base, a testing platform arranged on the base, a vertical supporting frame arranged on one side of the base, a transverse supporting frame arranged on the vertical supporting frame, an adjusting and positioning bolt arranged on the transverse supporting frame, a press sleeve arranged on the transverse supporting frame, a handle arranged at one end of the press sleeve, a pressure sensor arranged at the other end of the press sleeve, a liquid crystal display arranged on the press sleeve as well as an information processing module and an early warning module which are arranged in the press sleeve. The small hardness testing instrument has the benefits as follows: 1, the product is reasonable in structural design, attractive in appearance, elegant, high in pressure testing efficiency, accurate in testing and long in service life; 2, during usage, the pressure sensor is pressed downwards by the aid of the handle, pressure values are displayed by the aid of the liquid crystal display in real time, and observation by a tester is facilitated; 3, the distance between the transverse supporting frame and the testing platform is adjusted by the aid of the adjusting and positioning bolt, and the application range of the testing instrument is enlarged.
Description
Technical field
The invention belongs to laboratory examination instrument application technical field, be specifically related to a kind of small-sized hardness-testing device.
Background technology
Hardness, physics profession term, the ability that opposing hard object in material local is pressed into its surface is called hardness, and the local resistivity of solid object invasion is to external world the index of more various material soft or hard.Hardness is divided into: 1. scratch hardness, is mainly used in the soft or hard degree comparing different minerals, and method is the rod selecting hard one end, an one end soft, is streaked by measured material along rod, according to occurring that the soft or hard of measured material is determined in the position of cut.Say qualitatively, the cut that hard object body marks is long, and the cut that soft object marks is short.2. penetration hardness, be mainly used in metal material, method is by the pressure head of regulation press-in measured material by certain load, the soft or hard of measured material is compared with the size of material surface local plastic deformation, due to the difference of pressure head, load and bearer duration, penetration hardness has multiple, and mainly Brinell hardness, Rockwell's hardness, Vickers hardness and microhardness etc. are several.3. scleroscopic hardness, be mainly used in metal material, method makes a special hand hammer impact the sample of measured material from certain altitude free-falling, and with sample stores in impact process (then release) strain energy number (being measured by the height of rebound of hand hammer) determine the hardness of material.
Wherein, penetration hardness refers to the pressure head press-in measured material will specified by certain load, compares the soft or hard of measured material according to the degree of material surface local plastic deformation, material is harder, plastic yield is less, in existing test, usually adopts hardness-testing device to carry out the test of material hardness; Hardness-testing device is the instrumentation of the skin hardness for measuring coating, sclerometer is divided into bench mounted hardness tester, portable hardometer two kinds, bench mounted hardness tester is mainly used in laboratory and uses, have the advantage that precision is high, portable hardometer is tried out in mounted machinery or permanent assembling parts, easy to carry.And the current hardness-testing device for laboratory, the hardness of the test material that its function singleness can only be simple and test error greatly, accurate, can not point out tester.
Therefore, based on the problems referred to above, the invention provides a kind of small-sized hardness-testing device.
Summary of the invention
Goal of the invention: the object of this invention is to provide a kind of small-sized hardness-testing device, its project organization is reasonable, pressure testing data is accurate, long service life, can carry out timely after having tested pointing out the security improving pressure test efficiency and use.
Technical scheme: the invention provides a kind of small-sized hardness-testing device, comprise base, and the test board be arranged on base, and be arranged on the perpendicular bracing frame of side on base, and the cross supporting frame be arranged on perpendicular bracing frame, and the adjustment bolt be arranged on cross supporting frame, and the gland be arranged on cross supporting frame, and be arranged on the handle of gland one end, and be arranged on the pressure transducer of the gland other end, and the LCDs be arranged on gland, and the message processing module be arranged in gland and warning module, wherein, described LCDs, warning module is connected with message processing module respectively with pressure transducer.
The technical program, described small-sized hardness-testing device, also comprises the upper limit circle be arranged on gland, lower limit circle.
The technical program, described upper limit circle, lower limit circle with between gland for being flexibly connected.
The technical program, described message processing module is single-chip microcomputer; Described warning module is stroboscopic lamp or loudspeaker; Described pressure transducer model is HUBA520 monocrystalline pressure transducer.
Compared with prior art, the beneficial effect of a kind of small-sized hardness-testing device of the present invention is: 1, product design is rational in infrastructure, specious, generous and pressure test efficiency is high, accurate testing, long service life; When 2, using, utilize handle down force pressure sensor, show pressure value in real time by LCDs, be convenient to tester and observe; 3, the spacing of adjusting bolt adjustment cross supporting frame and test board, improves the scope of application of tester.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of small-sized hardness-testing device of the present invention;
Fig. 2 is the partial top structural representation of a kind of small-sized hardness-testing device of the present invention;
Wherein, in figure, sequence number mark is as follows: 1-base, 2-test board, 3-erect bracing frame, 4-cross supporting frame, 5-regulate bolt, 6-handle, 7-gland, 8-upper limit circle, 9-lower limit circle, 10-LCDs, 11-message processing module, 12-warning module, 13-pressure transducer.
Embodiment
Below in conjunction with the drawings and specific embodiments, illustrate the present invention further.
The small-sized hardness-testing device of one as depicted in figs. 1 and 2, comprise base 1, and the test board 2 be arranged on base 1, and be arranged on the perpendicular bracing frame 3 of side on base 1, and the cross supporting frame 4 be arranged on perpendicular bracing frame 3, and the adjustment bolt 5 be arranged on cross supporting frame 4, and the gland 7 be arranged on cross supporting frame 4, and be arranged on the handle 6 of gland 7 one end, and be arranged on the pressure transducer 13 of gland 7 other end, and the LCDs 10 be arranged on gland 7, and the message processing module 11 be arranged in gland 7 and warning module 12, wherein, described LCDs 10, warning module 12 is connected with message processing module 11 respectively with pressure transducer 13.
Preferred further, small-sized hardness-testing device, also comprises the upper limit circle 8 be arranged on gland 7, lower limit circle 9, carries out spacing, ensure the safety of gland 7 for the position in the upper and lower motion of gland 7 in test; Upper limit circle 8, between lower limit circle 9 with gland 7 for being flexibly connected, adopting helical structure mode to connect (not marking in figure), according to needing adjustment upper limit circle 8, the relative position of lower limit circle 9 on gland 7, the kind of test material can be improved; Message processing module 9 is single-chip microcomputer, and cost is low and be convenient to assembling, and data processing is stable, efficient; Warning module 12 is stroboscopic lamp or loudspeaker, cost low and be convenient to assembling; Pressure transducer 13 model is HUBA520 monocrystalline pressure transducer, it has high capacity and also can facilitate the performance regulated by the electric stable switch point put of maintained switch in Long-Time Service situation, have that the life-span is long, precision is high simultaneously, the highest scope of temperature stability and electromagnetic compatibility, be not only applicable to laboratory use, be applicable in various strict commercial Application environment yet.
The tester of this structure, according to the difference of tested material during work, pine/tight bolt 5 that regulates controls the relative height of cross supporting frame 4 on perpendicular bracing frame 3, gland 7 is pressed down again by handle 6, pressure transducer 13 is contacted with tested material, pressure transducer 13 is by force information back to message processing module 11, and message processing module 11 receives and processes and utilizes LCDs 10 to show in real time; After completing test, message processing module 11 controls warning module 12 and works, and prompting tester completes test, increases work efficiency.
The above is only the preferred embodiment of the present invention, it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also make some improvement, and these improvement also should be considered as protection scope of the present invention.
Claims (4)
1. a small-sized hardness-testing device, is characterized in that: comprise base (1), and is arranged on the survey on base (1)
Test stand (2), and be arranged on the perpendicular bracing frame (3) of the upper side of base (1), and the cross supporting frame (4) be arranged on perpendicular bracing frame (3), and the adjustment bolt (5) be arranged on cross supporting frame (4), and the gland (7) be arranged on cross supporting frame (4), and be arranged on the handle (6) of gland (7) one end, and be arranged on the pressure transducer (13) of gland (7) other end, and the LCDs (10) be arranged on gland (7), and the message processing module (11) be arranged in gland (7) and warning module (12), wherein, described LCDs (10), warning module (12) is connected with message processing module (11) respectively with pressure transducer (13).
2. the small-sized hardness-testing device of one according to claim 1, is characterized in that: described small-sized hardness-testing device, also comprises the upper limit circle (8) be arranged on gland (7), lower limit circle (9).
3. the small-sized hardness-testing device of one according to claim 2, is characterized in that: described upper limit circle (8), between lower limit circle (9) with gland (7) for being flexibly connected.
4. the small-sized hardness-testing device of one according to claim 3, is characterized in that: described message processing module (9) is single-chip microcomputer; Described warning module (12) is stroboscopic lamp or loudspeaker; Described pressure transducer (13) model is HUBA520 monocrystalline pressure transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610130221.XA CN105547879A (en) | 2016-03-08 | 2016-03-08 | Small hardness testing instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610130221.XA CN105547879A (en) | 2016-03-08 | 2016-03-08 | Small hardness testing instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105547879A true CN105547879A (en) | 2016-05-04 |
Family
ID=55827221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610130221.XA Pending CN105547879A (en) | 2016-03-08 | 2016-03-08 | Small hardness testing instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105547879A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108168863A (en) * | 2017-12-21 | 2018-06-15 | 湖南高速铁路职业技术学院 | Highway crash column quality detection device |
| CN110530748A (en) * | 2019-10-11 | 2019-12-03 | 迪赛福测量技术(江苏)有限公司 | A kind of test stand limit for height is convenient for adjusting manipulation type hardometer |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2188203Y (en) * | 1993-12-15 | 1995-01-25 | 成都科技大学 | Portable leather softness tester |
| JPH08285754A (en) * | 1995-04-11 | 1996-11-01 | Akashi:Kk | Hardness tester |
| KR20120004882U (en) * | 2010-12-27 | 2012-07-05 | 코오롱글로텍주식회사 | Compact hardness tester |
| CN203025056U (en) * | 2012-12-31 | 2013-06-26 | 广东睡眠一百分床垫网股份有限公司 | User-defined type portable mattress hardness measurement instrument |
| CN204855246U (en) * | 2015-08-17 | 2015-12-09 | 青岛科技大学 | Sclerometer base and sclerometer |
| CN205404315U (en) * | 2016-03-08 | 2016-07-27 | 苏州天键衡电子信息科技有限公司 | Small -size hardness -testing device |
-
2016
- 2016-03-08 CN CN201610130221.XA patent/CN105547879A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2188203Y (en) * | 1993-12-15 | 1995-01-25 | 成都科技大学 | Portable leather softness tester |
| JPH08285754A (en) * | 1995-04-11 | 1996-11-01 | Akashi:Kk | Hardness tester |
| KR20120004882U (en) * | 2010-12-27 | 2012-07-05 | 코오롱글로텍주식회사 | Compact hardness tester |
| CN203025056U (en) * | 2012-12-31 | 2013-06-26 | 广东睡眠一百分床垫网股份有限公司 | User-defined type portable mattress hardness measurement instrument |
| CN204855246U (en) * | 2015-08-17 | 2015-12-09 | 青岛科技大学 | Sclerometer base and sclerometer |
| CN205404315U (en) * | 2016-03-08 | 2016-07-27 | 苏州天键衡电子信息科技有限公司 | Small -size hardness -testing device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108168863A (en) * | 2017-12-21 | 2018-06-15 | 湖南高速铁路职业技术学院 | Highway crash column quality detection device |
| CN110530748A (en) * | 2019-10-11 | 2019-12-03 | 迪赛福测量技术(江苏)有限公司 | A kind of test stand limit for height is convenient for adjusting manipulation type hardometer |
| CN110530748B (en) * | 2019-10-11 | 2021-10-22 | 迪赛福测量技术(江苏)有限公司 | Test bench limit for height is convenient for adjust operation type sclerometer |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160504 |
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| RJ01 | Rejection of invention patent application after publication |