CN203561543U - Standard Brinell hardness block point selecting positioning plate - Google Patents
Standard Brinell hardness block point selecting positioning plate Download PDFInfo
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- CN203561543U CN203561543U CN201320682401.0U CN201320682401U CN203561543U CN 203561543 U CN203561543 U CN 203561543U CN 201320682401 U CN201320682401 U CN 201320682401U CN 203561543 U CN203561543 U CN 203561543U
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- location
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- brinell hardness
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Abstract
The utility model discloses a standard Brinell hardness block point selecting positioning plate. The standard Brinell hardness block point selecting positioning plate comprises a body and circular holes, wherein the circular holes are uniformly distributed on the body. According to the standard Brinell hardness block point selecting positioning plate, the utilization area of a standard Brinell hardness block can be effectively utilized, the consumption is reduced and the cost is saved.
Description
Technical field
The utility model relates to a kind of location-plate, specifically, relates to a kind of standard Brinell hardness piece reconnaissance location-plate.
Background technology
At present, at metal ball hardness number, detect, in the calibrating of metal Brinell tester and metal product quality inspection link, to standard Brinell hardness piece, reconnaissance generally adopts visual method reconnaissance.The problem that visual method reconnaissance exists is: the impression hypotelorism of getting after (1) reconnaissance; (2) the impression distance of getting after reconnaissance is excessive; (3) the impression criterion distance Brinell hardness block edge of getting after reconnaissance is crossed the problems such as near, and ubiquity human factor and uncertainty, cannot guarantee its technical requirement, is also a kind of huge waste to standard Brinell hardness piece simultaneously.
The test principle of Brinell tester is exactly to obtain hardness number by the impression of test sample, and Brinell tester is because test force is large, pressure head diameter is large, therefore can produce very large impression at specimen surface, we can carry out multi-point sampler to sample when doing experiment, between impression, need certain distance, no problem for the larger sample of area, but for the little sample of area, hypotelorism, because impression has produced certain strain hardening district to surrounding tissue, the accuracy of other impressions will be affected, hardness number certainly will be affected.Impression centre distance is can not test coupon marginal surface too near, if can be because lopsided variable effect hardness number be organized in marginarium in too near experimentation, for country and enterprise measurement calibration authority and examination and test of products mechanism, for the standard Brinell hardness piece of transmission of quantity value, belong to the standard sample that area is little, and according to rules technical requirement 5 ball hardness numbers of equally distributed mensuration on calibrated bolck, if when running into the overproof situation of Brinell tester indicating value adjusting in daily Measurement Verification Work, counting of measuring can be more, particularly important to the requirement of dot spacing.
In the national metrological verification regulations JJG150-2005 < < of People's Republic of China (PRC) metal Brinell tester > >, the technical requirement of impression is had to clear and definite regulation: the distance at two adjacent indentations centers should not be less than 3 times of impression diameter; The distance at impression center to calibrated bolck edge should not be less than 2.5 times of impression diameter.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of standard Brinell hardness piece reconnaissance location-plate, can increase work efficiency and guarantee work quality.
Technical scheme is as follows:
A kind of standard Brinell hardness piece reconnaissance location-plate, comprises body and circular hole, and described circular hole is evenly distributed on described body.
Further: to make equilateral triangle evenly distributed take the center of circle of circular standard Brinell hardness piece as basic point for described circular hole.
Further: the geomery of described standard Brinell hardness piece and standard Brinell hardness piece reconnaissance location-plate is 1:1 ratio.
Further: the diameter of described body is 98.1mm, impression scope is 2.5mm-3.0mm, and described Circularhole diameter d is 3.0mm, location-plate impression dot spacing 3d, and location-plate impression is to the distance 2.5d at edge.
Further: the diameter of described body is 98.1mm, impression scope is 3.0mm-3.5mm, and described Circularhole diameter d is 3.5mm, location-plate impression dot spacing 3d, and location-plate impression is to the distance 2.5d at edge.
Further: the diameter of described body is 98.1mm, impression scope is 3.5mm-4.0mm, and described Circularhole diameter d is 4.0mm, location-plate impression dot spacing 3d, and location-plate impression is to the distance 2.5d at edge.
Further: the diameter of described body is 98.1mm, impression scope is 4.0mm-4.5mm, and described Circularhole diameter d is 4.5mm, location-plate impression dot spacing 3d, and location-plate impression is to the distance 2.5d at edge.
Further: the diameter of described body is 98.1mm, impression scope is 4.5mm-5.0mm, and described Circularhole diameter d is 5.0mm, location-plate impression dot spacing 3d, and location-plate impression is to the distance 2.5d at edge.
Further: the diameter of described body is 98.1mm, impression scope is 5.0mm-5.5mm, and described Circularhole diameter d is 5.5mm, location-plate impression dot spacing 3d, and location-plate impression is to the distance 2.5d at edge.
Further: the diameter of described body is 98.1mm, impression scope is 5.5mm-6.0mm, and described Circularhole diameter d is 6.0mm, location-plate impression dot spacing 3d, and location-plate impression is to the distance 2.5d at edge.
Compared with prior art, technique effect of the present utility model comprises:
1, utilize the utility model can determine the distance between two adjacent indentations centers.
2, utilize the utility model can determine the distance of impression center to standard hardness block edge.
3, after testing, Indentation position meets the technical requirement to impression in the measurement verification regulations JJG150-2005 < < of People's Republic of China (PRC) metal Brinell tester > > completely.
4, utilize the utility model can avoid reconnaissance error, increase work efficiency, effectively guarantee that metal Brinell hardness detects and Measurement Verification Work quality.
5, the utility model can make full use of the usable floor area of standard Brinell hardness piece, reduces and consumes, cost-saving.
Accompanying drawing explanation
Fig. 1 is the structural drawing of the utility model Plays Brinell hardness piece reconnaissance location-plate;
Fig. 2 is the structural representation of the circular standard Brinell hardness piece reconnaissance location-plate of location-plate impression diameter d=3.0mm in the utility model;
Fig. 3 is the structural representation of the circular standard Brinell hardness piece reconnaissance location-plate of location-plate impression diameter d=3.5mm in the utility model;
Fig. 4 is the structural representation of the circular standard Brinell hardness piece reconnaissance location-plate of location-plate impression diameter d=4.0mm in the utility model;
Fig. 5 is the structural representation of the circular standard Brinell hardness piece reconnaissance location-plate of location-plate impression diameter d=4.5mm in the utility model;
Fig. 6 is the structural representation of the circular standard Brinell hardness piece reconnaissance location-plate of location-plate impression diameter d=5.0mm in the utility model;
Fig. 7 is the structural representation of the circular standard Brinell hardness piece reconnaissance location-plate of location-plate impression diameter d=5.5mm in the utility model;
Fig. 8 is the structural representation of the circular standard Brinell hardness piece reconnaissance location-plate of location-plate impression diameter d=6.0mm in the utility model.
Embodiment
Up to the present domestic in the detection of metal ball hardness number, the calibrating of metal Brinell tester and metal product quality inspection link, to standard Brinell hardness piece, reconnaissance generally adopts visual means reconnaissance.Take BAOGANG GROUP company as example, in real work for many years, be engaged in job such as comprising Brinell tester measurement verification always.By production standard Brinell hardness piece reconnaissance location-plate, can determine the distance between two adjacent indentations centers, simultaneously, also can determine the distance of impression center to standard hardness block edge, the position of impression meets the technical requirement to impression in the measurement verification regulations JJG150-2005 < < of People's Republic of China (PRC) metal Brinell tester > > completely after testing.By using standard Brinell hardness piece reconnaissance location-plate, avoided reconnaissance error, improved work efficiency, can effectively guarantee that metal Brinell hardness detects and Measurement Verification Work quality.Can make full use of the usable floor area of standard Brinell hardness piece, reduce and consume, cost-saving.
Metal product quality inspection center or control laboratory that BAOGANG GROUP company is all are investigated, to standard Brinell hardness piece, reconnaissance is analyzed, done a large amount of tests, used standard Brinell hardness piece impression is measured and analyzed, discovery specification is: HBW10/3000 durometer level is: hardness number≤225HBW and hardness number > 225HBW, specification is that HBW10/1000 durometer level is: the standard Brinell hardness piece of hardness number≤125HBW, impression center and adjacent indentations center or all do not meet the technical requirement to impression in the measurement verification regulations JJG150-2005 < < of People's Republic of China (PRC) metal Brinell tester > > with the distance great majority at block of hardness edge.For this problem, made standard Brinell hardness piece reconnaissance location-plate and solved above problem.We use standard Brinell hardness piece reconnaissance location-plate in Brinell tester measurement verification and metal product quality inspection link, and experiment effect is very good.
As shown in Figure 1, be the structural drawing of the utility model Plays Brinell hardness piece reconnaissance location-plate.The main structure body of standard Brinell hardness piece reconnaissance location-plate is body 1, is evenly distributed with multiple circular holes 2 on body 1.The shape of standard Brinell hardness piece and standard Brinell hardness piece reconnaissance location-plate matches, in the utility model, the geomery of standard Brinell hardness piece and standard Brinell hardness piece reconnaissance location-plate is 1:1 ratio, standard Brinell hardness piece reconnaissance location-plate be shaped as circle.
Standard Brinell hardness piece reconnaissance location-plate: selecting specification is that HBW10/3000, durometer level are that the standard Brinell hardness piece of hardness number≤225HBW and hardness number > 225HBW is that research object is made reconnaissance location-plate.The size of impression diameter should be in following scope in theory: 0.25D<d<0.6D, and D-pressure head diameter, d-impression diameter, this is the likelihood of Brinell hardness to d ∕ D=Sin Φ ∕ 2=constant (in formula, Φ is for being pressed into angle).When D=10mm, the size of impression diameter should be in following scope: 2.5mm<d<6.0mm.The relation of simultaneously utilizing hardness number and impression size to be inversely proportional to, can make full use of the usable floor area of standard Brinell hardness piece, reduce and consume, cost-saving principle, take 0.5mm, as interval, impression scope is divided into seven parts, impression and the hardness number table of comparisons are as shown in Table 1.
Table one
| Impression scope | Corresponding hardness number scope | The scope that rules are corresponding |
| 2.5mm-3.0mm | 601HBW-415HBW | Hardness number > 225HBW |
| 3.0mm-3.5mm | 415HBW-302HBW | Hardness number > 225HBW |
| 3.5mm-4.0mm | 302HBW-229HBW | Hardness number > 225HBW |
| 4.0mm-4.5mm | 229HBW-179HBW | Hardness number≤225HBW |
| 4.5mm-5.0mm | 179HBW-143HBW | Hardness number≤225HBW |
| 5.0mm-5.5mm | 143HBW-116HBW | Hardness number≤225HBW |
| 5.5mm-6.0mm | 116HBW-95.5HBW | Hardness number≤225HBW |
In conjunction with the technical requirement to impression in the national metrological verification regulations JJG150-2005 < < of People's Republic of China (PRC) metal Brinell tester > >, through a large amount of tests, used standard Brinell hardness piece impression is measured and analyzed, find when hardness number≤225HBW, impression scope can be found out by table one with corresponding hardness number scope, hardness number distributed areas can be represented by four parts, they respectively: (1) 229HBW-179HBW; (2) 179HBW-143HBW; (3) 143HBW-116HBW; (4) 116HBW-95.5HBW.When hardness number > 225HBW, impression scope can be found out by table one with corresponding hardness number scope, hardness number distributed areas can be represented by three parts, they respectively: (1) 601HBW-415HBW; (2) 415HBW-302HBW; (3) 302HBW-229HBW.So, the impression diameter of standard Brinell hardness piece reconnaissance location-plate, dot spacing, point just can be according to the technical requirement to impression in the national metrological verification regulations JJG150-2005 < < of People's Republic of China (PRC) metal Brinell tester > > to the distance at edge, the relation being inversely proportional to hardness number and impression size, just can the settle the standard technical data of Brinell hardness piece reconnaissance location-plate, as shown in Table 2.
Table two
Conventional circular standard Brinell hardness piece and the standard Brinell hardness piece reconnaissance location-plate of data decimation providing according to table two is of a size of 1:1 ratio, to make equilateral triangle evenly distributed take the center of circle of circular standard Brinell hardness piece as basic point for circular hole 2, diameter is 98.1mm, according to drawing, select transparent poly (methyl methacrylate) plate to make location-plate according to drawing requirement, amount to seven, and indicate accommodation.
As shown in Figure 2, be the structural representation of the circular standard Brinell hardness piece reconnaissance location-plate of location-plate impression diameter d=3.0mm in the utility model; As shown in Figure 3, be the structural representation of the circular standard Brinell hardness piece reconnaissance location-plate of location-plate impression diameter d=3.5mm in the utility model; As shown in Figure 4, be the structural representation of the circular standard Brinell hardness piece reconnaissance location-plate of location-plate impression diameter d=4.0mm in the utility model; As shown in Figure 5, be the structural representation of the circular standard Brinell hardness piece reconnaissance location-plate of location-plate impression diameter d=4.5mm in the utility model; As shown in Figure 6, be the structural representation of the circular standard Brinell hardness piece reconnaissance location-plate of location-plate impression diameter d=5.0mm in the utility model; As shown in Figure 7, be the structural representation of the circular standard Brinell hardness piece reconnaissance location-plate of location-plate impression diameter d=5.5mm in the utility model; As shown in Figure 8, be the structural representation of the circular standard Brinell hardness piece reconnaissance location-plate of location-plate impression diameter d=6.0mm in the utility model.Location-plate impression diameter d equals the diameter of circular hole 2.
Before Brinell tester calibrating and hardness test, according to the hardness number of demarcating on standard Brinell hardness piece, select to be applicable to the standard Brinell hardness piece reconnaissance location-plate of use, the two sides of standard Brinell hardness piece is wiped clean and is placed into above worktable, again standard Brinell hardness piece reconnaissance location-plate is put on block of hardness and draws a little with the circular hole 2 that marking pen sees through on standard Brinell hardness piece reconnaissance location-plate, then standard Brinell hardness piece reconnaissance location-plate is taken off, according to the point of choosing, on Brinell tester, use.
Claims (10)
1. a standard Brinell hardness piece reconnaissance location-plate, is characterized in that: comprise body and circular hole, described circular hole is evenly distributed on described body.
2. standard Brinell hardness piece reconnaissance location-plate as claimed in claim 1, is characterized in that: to make equilateral triangle evenly distributed take the center of circle of circular standard Brinell hardness piece as basic point for described circular hole.
3. standard Brinell hardness piece reconnaissance location-plate as described in claim 1 or 2, is characterized in that: the geomery of described standard Brinell hardness piece and standard Brinell hardness piece reconnaissance location-plate is 1:1 ratio.
4. standard Brinell hardness piece reconnaissance location-plate as described in claim 1 or 2, it is characterized in that: the diameter of described body is 98.1mm, impression scope is 2.5mm-3.0mm, and described Circularhole diameter d is 3.0mm, location-plate impression dot spacing 3d, location-plate impression is to the distance 2.5d at edge.
5. standard Brinell hardness piece reconnaissance location-plate as described in claim 1 or 2, it is characterized in that: the diameter of described body is 98.1mm, impression scope is 3.0mm-3.5mm, and described Circularhole diameter d is 3.5mm, location-plate impression dot spacing 3d, location-plate impression is to the distance 2.5d at edge.
6. standard Brinell hardness piece reconnaissance location-plate as described in claim 1 or 2, it is characterized in that: the diameter of described body is 98.1mm, impression scope is 3.5mm-4.0mm, and described Circularhole diameter d is 4.0mm, location-plate impression dot spacing 3d, location-plate impression is to the distance 2.5d at edge.
7. standard Brinell hardness piece reconnaissance location-plate as described in claim 1 or 2, it is characterized in that: the diameter of described body is 98.1mm, impression scope is 4.0mm-4.5mm, and described Circularhole diameter d is 4.5mm, location-plate impression dot spacing 3d, location-plate impression is to the distance 2.5d at edge.
8. standard Brinell hardness piece reconnaissance location-plate as described in claim 1 or 2, it is characterized in that: the diameter of described body is 98.1mm, impression scope is 4.5mm-5.0mm, and described Circularhole diameter d is 5.0mm, location-plate impression dot spacing 3d, location-plate impression is to the distance 2.5d at edge.
9. standard Brinell hardness piece reconnaissance location-plate as described in claim 1 or 2, it is characterized in that: the diameter of described body is 98.1mm, impression scope is 5.0mm-5.5mm, and described Circularhole diameter d is 5.5mm, location-plate impression dot spacing 3d, location-plate impression is to the distance 2.5d at edge.
10. standard Brinell hardness piece reconnaissance location-plate as described in claim 1 or 2, it is characterized in that: the diameter of described body is 98.1mm, impression scope is 5.5mm-6.0mm, and described Circularhole diameter d is 6.0mm, location-plate impression dot spacing 3d, location-plate impression is to the distance 2.5d at edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320682401.0U CN203561543U (en) | 2013-10-31 | 2013-10-31 | Standard Brinell hardness block point selecting positioning plate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320682401.0U CN203561543U (en) | 2013-10-31 | 2013-10-31 | Standard Brinell hardness block point selecting positioning plate |
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| Publication Number | Publication Date |
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| CN203561543U true CN203561543U (en) | 2014-04-23 |
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| CN201320682401.0U Withdrawn - After Issue CN203561543U (en) | 2013-10-31 | 2013-10-31 | Standard Brinell hardness block point selecting positioning plate |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107402163A (en) * | 2017-07-27 | 2017-11-28 | 中航沈飞民用飞机有限责任公司 | A kind of aid and its application method of hardness tester verification |
| CN111751235A (en) * | 2020-06-30 | 2020-10-09 | 中国航发动力股份有限公司 | Workbench for fixed-degree hardness block and fixed-degree method thereof |
-
2013
- 2013-10-31 CN CN201320682401.0U patent/CN203561543U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107402163A (en) * | 2017-07-27 | 2017-11-28 | 中航沈飞民用飞机有限责任公司 | A kind of aid and its application method of hardness tester verification |
| CN107402163B (en) * | 2017-07-27 | 2019-07-02 | 中航沈飞民用飞机有限责任公司 | A kind of auxiliary tool and its application method of hardness tester verification |
| CN111751235A (en) * | 2020-06-30 | 2020-10-09 | 中国航发动力股份有限公司 | Workbench for fixed-degree hardness block and fixed-degree method thereof |
| CN111751235B (en) * | 2020-06-30 | 2023-02-07 | 中国航发动力股份有限公司 | Workbench for fixing hardness block and fixing method thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140423 Effective date of abandoning: 20220316 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20140423 Effective date of abandoning: 20220316 |