JJF(黔) 64-2022 烟草专用标准棒校准规范

贵州省地方计量技术规范JJF（黔）64-2022烟草专用标准棒校准规范Calibration

Specification

for

Gauel

of

Cigarette

Purpose20XX-XX-XX

发布 20XX-XX-XX

实施贵州省市场监督管理局

发

布JJF(黔)

64—2022烟草专用标准棒校准规范Calibration

Specification

for

of

Cigarette

JJF（黔）—2022归

口

单

遵义市市场监督管理局主要起草单位：参加起草单位：中烟工业有限责任公司遵义卷烟厂本规范委托遵义市产品质量检验检测院负责解释JJF(黔)

64—2022程 李 王 参加起草人：谢松（贵州中烟工业有限责任公司遵义卷烟厂）龚文龙（遵义市产品质量检验检测院）陈凤娟（遵义市产品质量检验检测院）JJF(黔)

64—2022

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···················································································································

长度偏差校准结果的不确定度评定示例

······························································

直径偏差校准结果的不确定度评定示例

····························································

厚度偏差校准结果的不确定度评定示例

····························································

校准原始记录参考格式

························································································

校准证书内页参考格式

························································································JJF(黔)

64—2022

1071-2010

JJF(黔)

64—2022 棒、硬度标准棒（块）的校准。

长度测量单元的检定和校验，其结构如图

圆周测量单元的检定和校验，其结构如图

物理性能综合测试台硬度测量单元的检定和校验，其结构如图

图

1

长度标准棒结构图

2

圆周标准棒结构JJF(黔)

64—2022图

3

硬度标准棒结构 图

4

硬度标准块结构

长度标准棒的长度变动量应不超过

0.005

mm

μm

μm

μm

硬度标准块测量面的平面度应不超过±

μm注：以上技术指标要求不用于合格性判定，仅供参考。序号被校计量器具名称校准项目1长度标准棒长度偏差长度变动量测量面的表面粗糙度2圆周标准棒、硬度标准棒直径偏差直径不均匀度测量面的表面粗糙度3硬度标准块厚度偏差两测量面的平面度测量面的表面粗糙度序号校准用计量器具名称计量性能1测长机不确定度不大于

1

μm（k）2立式光学计MPE：±

μm3量块5

等4刀口形直尺MPEs：1.0

μm5表面粗糙度比较样块MPE：＋17%JJF(黔)

64—202222

表

1 表

1 校准用计量器具

表

表

2校准项目JJF(黔)

64—2022

各位置的长度测量结果中图

5

长度标准棒测量位置示意图 用比较法测量。测量时应采用刀口形测帽，使用测长机测量时用拐点法找出直径最小值，大值与最小值之差作为圆周标准棒、硬度标准棒直径不均匀度的校准结果。进行，以两面测量结果的平均值减去厚度标称值作为厚度偏差校准结果。

JJF(黔)

64—2022注：虚线为测量位置。图

6长度标准棒测量点示意图

校准证书内页参考格式见附录

，校准证书应至少包括以下内容：）进行校准的日期或校准证书的生效日期；）校准所依据的技术规范的标识，包括名称和代号；）校准证书批准人的签名；JJF(黔)

64—2022

2 2 22 2 221234(

)(

) ( ) (

)i su c

u

L c

u

L c

u c

u t 附录

A.

mm

μm）。测量方法：长度标准置于测长机测量位置上直接测量，以测量结果与度标 i i

L

L

Ls

L

i

ti

Lssts i i

mmmm

mm分别为测长机和标准棒温度偏离

分别为测长机和标准棒的线膨胀系数，℃i

t

ti

ts，

i

s，取

L

Li

Ls，t

ti

ts，

i

si

L

L

Ls

L

tL

t2 2测量次数12345678910测量结果100.0014100.0018100.0014100.0013100.0015100.0015L1

c2L1

c2

1c3

tc4

a

Li

JJF(黔)

64—2022

Ls

a

t

1

校准点在相同条件下，对长度标准棒重复测量

表

A.1 长度标准棒长度测量结果u2(i)

表

A.1 长度标准棒长度测量结果u2(i)

0.00035

mm 测长机示值误差引入的标准不确定度

2

μm），则：2 测长机示值分辨力引入的标准不确定度

3

3

因测长机示值分辨力对测量结果的影响已包含在重复性测量中，故其引入的标准不确

u

不确定度来源标准不确定度值u（x）灵敏系数

c∣c∣×u（x）测量重复性0.00016

10.00016

测长机示值误差0.00035

10.00035

长度标准棒标称值0

mm0

mm线膨胀系数差6

0.8210

℃500

mm·℃0.41×10

mm温度差0.58℃

1.15×10

mm·℃0.67×10

mmJJF(黔)

64—2022测长机光栅的线膨胀系数以均匀分布于（℃范围内，标准棒的线膨胀系数以均匀分布于（）×℃范围内，两者最大差值为（）×℃，服从u()

21066

0.82106u(

t)

0.58

u(

t)

0.58

13 不确定度分量汇总表见表

表

A.2 表

A.2 不确定度分量汇总表

ucuc

c

u

x

i1

2

2i

i

mm

×

c

mm

mm22222221 23 4(

)(

)() (

)i suc

u

L c

u

L c

u c

u t 附录

B

mm

）。 测量方法：圆周标准棒安装于测长机测量位置上直接测量，以测量结果与圆周i i

L

L

Ls

L

i

ti

Lssts i i

直径偏差；测长机示值；

圆周标准棒标称值。——分别为测长机和标准棒温度偏离

——分别为测长机和标准棒的线膨胀系数。 i令：

t

ti

ts，

i

s，取

L

Li

Ls，t

ti

ts，

i

si则式（B.1）可整理为：L

L

Ls

L

tL

t2 2测量次数12345678910测量结果5.00075.00065.0006JJF(黔)

64—20221

c2

1

c2

1c3

tc4

La

Li

s

a

tu2

(u2

(i)

0.00035

1

校准点在相同条件下，对圆周标准棒同一位置直径重复测量

表

B.1圆周标准棒直径测量结果1表

B.1圆周标准棒直径测量结果测长机示值误差引入的标准不确定度

2

=0.7μm），则：0.00072测长机示值分辨力引入的标准不确定度

3

3

因测长机示值分辨力对测量结果的影响已包含在重复性测量中，故其引入的标准不确

u

测长机光栅的线膨胀系数以均匀分布于（℃范围内，标准棒的线膨胀系不确定度来源标准不确定度值u（x）灵敏系数

c∣c∣×u（x）测量重复性0.00014

10.00014

测长机示值误差0.00035

10.00035

圆周标准棒标称值00

mm线膨胀系数差6

0.8210

℃25

mm·℃2.05×10

mm温度差0.58℃

5.75×10

mm·℃3.34×10

mmJJF(黔)

64—2022数以均匀分布于（）×℃范围内，两者最大差值为（）×℃，服从u()

21066

0.82106u(

t)

0.58

u(

t)

0.58测长机光栅和标准棒之间存在温度差，按均匀分布，则：13 不确定度分量汇总表

表

表

不确定度分量汇总表

ucuc

c

u

x

i1

2

2i

i

mm

×

c

mm

mm123(123(

)(

) (

)u c

u

L c

u

d c

u

D

1 1c

2 1c

2 1c

附录

C

测量标准：立式光学计，测量范围（mmMPE

μm测量方法：将标称厚度为

mm

mm

等量块比较测量，以测量结果与硬度标准块标称值之差作为厚度偏差。C.1

厚度偏差；

量块长度；

光学计示值；

硬度标准块标称值。22 22222DDDLdD

））

JJG

测量次数12345678910测量结果/μm0.80.60.40.50.70.70.60.70.80.8u1(L)

0.23JJF(黔)

64—2022u1(L)

0.23

0.62.62测量时量块的长度取换算成

度的值，换算时线膨胀系数的取值不准会引入不确定

u2

(L)=

9

2

11063

0.01

u(Lu(L)=

u1

u2

0.23u2(d

)

0.14

2

1在相同条件下，用立式光学计对量块和硬度标准块重复测量

表

C.1光学计测量结果1表

C.1光学计测量结果光学计示值误差引入的标准不确定度

2立式光学计最大允许误差为±

μm，则：0.253 光学计示值分辨力引入的标准不确定度

3

μm

因立式光学计示值分辨力对测量结果的影响已包含在重复性测量中，故其引入的标准

不确定度来源标准不确定度值u（x）灵敏系数

c∣c∣×u（x）量块长