CN108827123A - A kind of measuring scale, measurement method and its application - Google Patents

A kind of measuring scale, measurement method and its application Download PDF

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Publication number
CN108827123A
CN108827123A CN201811000659.1A CN201811000659A CN108827123A CN 108827123 A CN108827123 A CN 108827123A CN 201811000659 A CN201811000659 A CN 201811000659A CN 108827123 A CN108827123 A CN 108827123A
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CN
China
Prior art keywords
measuring scale
section
gap
measuring
true edge
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201811000659.1A
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Chinese (zh)
Inventor
李成杰
刘昌东
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing Branch of DFSK Motor Co Ltd
Original Assignee
Chongqing Branch of DFSK Motor Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Chongqing Branch of DFSK Motor Co Ltd filed Critical Chongqing Branch of DFSK Motor Co Ltd
Priority to CN201811000659.1A priority Critical patent/CN108827123A/en
Publication of CN108827123A publication Critical patent/CN108827123A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/14Measuring arrangements characterised by the use of mechanical techniques for measuring distance or clearance between spaced objects or spaced apertures
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/0025Measuring of vehicle parts
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/08Measuring arrangements characterised by the use of mechanical techniques for measuring diameters

Abstract

The present invention relates to measuring tool fields, and in particular to a kind of measuring scale, measurement method and its application, measuring scale include first end and second end;It is directed toward second end along first end, the cross sectional dimensions of measuring scale increases;Measuring scale is equipped with several reference sections, and at reference section, the cross sectional dimensions of measuring scale is constant.The above-mentioned measuring scale provided through the invention, several reference sections are provided in measuring scale, during use, according to the design size selected target reference section of part, then the first end of measuring scale is protruded into gap to be measured or in hole, whether the abutment for observing and measuring ruler and gap or hole is located between target fiducials portion, if illustrating that the diameter in gap width or hole meets design requirement between selected two target fiducials portions.

Description

A kind of measuring scale, measurement method and its application
Technical field
The present invention relates to a kind of measuring tool, especially a kind of measuring scale, measurement method and its application.
Background technique
In the prior art, when Automobile Parts are carried out with the detection of processing quality, usually pass through clearance measurement triangle The measurement of ruler progress gap width and aperture.This set square compares tolerance after each measuring point requires reading to confirm Whether part is qualified, can not achieve part rapid survey and judgement.Therefore measurement efficiency is lower.
Summary of the invention
Goal of the invention of the invention is:For the low problem of measurement efficiency of the existing technology, a kind of measurement is provided Ruler, measurement method and its application.
To achieve the goals above, the technical solution adopted by the present invention is:
A kind of measuring scale, including first end and second end;Along first end be directed toward second end direction along, measuring scale it is transversal Face size increases;Measuring scale is equipped with several reference sections, and at reference section, the cross sectional dimensions of measuring scale is constant.Pass through this The above-mentioned measuring scale provided is provided, several reference sections are provided in measuring scale, during use, according to the design of part Size selected target reference section, then protrudes into the first end of measuring scale in gap to be measured or in hole, observe and measure ruler and Whether gap or the abutment in hole are located between target fiducials portion, if illustrating between selected two target fiducials portions The diameter in gap width or hole meets design requirement.
As a preferred solution of the present invention, one of reference section is used to allow size suitable with the minimal design in gap to be measured Match, another reference section is used to allow size fit with the design maximum in gap to be measured.
As a preferred solution of the present invention, measuring scale includes true edge and measurement side, and measurement side includes several sections that broaden With several wide section, wide section and section interlaced arrangement that broadens;The section that broadens and true edge are in the setting of angle, are directed toward along first end On the direction of second end, the distance between each point and true edge increase in the section that broadens;Wide section parallel with true edge, and one wide Section forms a reference section with true edge;The angular range to broaden between section and true edge is 5 ° to 20 °.
As a preferred solution of the present invention, measuring scale cross section is circle.The cross section of measuring scale is provided in round, energy Actual demand when enough more adaptation measurement apertures.
As a preferred solution of the present invention, measuring scale has graduation indication area, and graduation indication area is used to indicate measuring scale and exists Cross sectional dimensions at this.On measuring scale be provided with graduation indication area so that measuring scale can not only indicate gap width or Whether the diameter in hole meets design requirement, in the case where size is unsatisfactory for design requirement, additionally it is possible to by reading judge its with Difference between standard size, thus the finishing in subsequent process to gap or hole.
As a preferred solution of the present invention, measuring scale further includes operation ring, and the operation ring is connected with the second end.
A kind of measurement method includes the following steps for measuring the width in gap or the diameter in hole:
Setting procedure:Two target fiducials portions are determined according to the permissible value range of gap width and bore dia, make two mesh Mark the permissible value range that size range determined by reference section is no more than gap width or bore dia;Operating procedure:By measuring scale First end protrude into gap or hole, until measuring scale abuts with clearance margin or aperture;Reading step:Observe and measure ruler and Whether the abutment in gap edge or aperture is located between two target fiducials portions;Reading step is completed laggard in operating procedure Row.
The present invention also provides application of the above-mentioned measuring scale in measurement aperture.
The present invention also provides application of the above-mentioned measuring scale in measurement gap width.
The present invention also provides application of the above-mentioned measuring scale in the inspection of stamping parts of automobile processing quality.
In conclusion by adopting the above-described technical solution, the beneficial effects of the invention are as follows:
1. whether the abutment for observing and measuring ruler and gap or hole is located between target fiducials portion, if being located in measurement Between selected two target fiducials portions, then illustrate that the diameter in gap width or hole meets design requirement.So it may be implemented The quick judgement of gap width and bore dia individually compares step without carrying out again.
2. make a reference section for allowing size fit with the minimal design in gap to be measured, another reference section be used for The design maximum in gap to be measured allows size fit, as long as then measurement spot size is located between the two reference sections.
3. measuring scale provided by the invention not only can be used for measuring aperture, but also can be used for measuring gap width.Due to vapour The quantity in hole or gap on vehicle stamping parts is more, the measuring scale provided through the invention, can fill it up with sufficient stamping parts of automobile Quick testing requirements.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the measuring scale that the embodiment of the present invention 1 provides.
Fig. 2 is the structural schematic diagram for the measuring scale that the embodiment of the present invention 2 provides.
Icon:1- measuring scale;11- first end;12- second end;13- operates ring;14- true edge;15- measures side;151- Broaden section;Wide section of 152-;16- reference section.
Specific embodiment
With reference to the accompanying drawing, the present invention is described in detail.
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not For limiting the present invention.
Embodiment 1
Please refer to Fig. 1.The present invention provides a kind of measuring scale 1, and this measuring scale 1 includes first end 11 and second end 12;Edge First end 11 is directed toward on the direction of second end 12, and the cross sectional dimensions of measuring scale 1 increases;Measuring scale 1 is equipped with several benchmark Portion 16, at reference section 16, the cross sectional dimensions of measuring scale 1 is constant.
In several reference sections 16, one of reference section 16 is used to allow size suitable with the minimal design in gap to be measured Match, another reference section 16 is used to allow size fit with the design maximum in gap to be measured.If there is multiple gaps to be measured or to be measured Hole then has multiple reference sections 16 on measuring scale 1.For example, existing multiple gaps to be measured, the width permissible value range in each gap For:3mm ± 0.5mm, 3mm ± 0.7mm, 3mm ± 1.0mm, then measuring scale 1 cross sectional dimensions be 2mm, 2.3mm, 2.5mm, Reference section 16 is respectively arranged at 3.5mm, 3.7mm and 4mm.Between each reference section 16, the cross sectional dimensions of clearance ruler is gradually Increase.
Further, measuring scale 1 includes true edge 14 and measurement side 15, and measurement side 15 includes several 151 Hes of section that broaden Several wide section 152, wide section 152 and 151 interlaced arrangement of section that broadens;The setting in angle with true edge 14 of the section that broadens 151 It sets, along the direction that first end 11 is directed toward second end 12, the distance between each point and true edge 14 increase in the section that broadens 151;Deng Wide section 152 parallel with true edge 14, and one wide section 152 forms a reference section 16 with true edge 14.
Specifically, the angular range to broaden between section 151 and true edge 14 is 5 ° to 20 °.In the present embodiment, broaden section 151 and the angle of true edge 14 are 11.3 °.
Graduation indication area, cross section ruler of the graduation indication area with instruction measuring scale 1 at this are provided on measuring scale 1 It is very little.In the present embodiment, the minimum scale unit in graduation indication area is 1mm.
Measuring scale 1 further includes operation ring 13, and operation ring 13 is connected with second end 12, convenient in survey crew's measurement process Operation.
When the measuring scale 1 provided through this embodiment measures, measurement method includes the following steps:
Setting procedure:Two target fiducials portions 16 are determined according to gap width permissible value range, make two target fiducials portions Size range determined by 16 is no more than the permissible value range of gap width;
Operating procedure:The first end 11 of measuring scale 1 is protruded into gap, until measuring scale 1 is abutted with clearance margin;
Reading step:Whether the abutment for observing and measuring ruler 1 and clearance margin is located between two target fiducials portions 16;
Reading step carries out after operating procedure completion.
Further, in operating procedure, the direction of true edge 14 and the depth direction in gap are consistent.
For example, the margin of tolerance allowed is ± 0.5mm if the design size in a gap to be measured is 3mm, then walked in setting In rapid, the reference section 16 having a size of 2.5mm and the reference section having a size of 3.5mm 16 are determined as two target fiducials portions 16.? In operating procedure, the first end 11 of measuring scale 1 is protruded into gap, until measuring scale 1 is abutted with clearance margin.In reading step In, whether the abutment for observing and measuring ruler 1 and clearance margin is located between the reference section 16 of 2.5mm and the reference section 16 of 3.5mm. If the abutment of measuring scale 1 and clearance margin is located between two target fiducials portions 16, the width in gap meets tolerance. If the abutment of measuring scale 1 and clearance margin is located at except two target fiducials portions 16, the width in gap is unsatisfactory for tolerance and wants It asks, at this point it is possible to determine the gap of clearance diameter range between gap width actual value and permission according to the reading at abutment.
Embodiment 2
Please refer to Fig. 2.The present invention provides a kind of measuring scale 1, and this measuring scale 1 includes first end 11 and second end 12;Edge First end 11 is directed toward on the direction of second end 12, and the cross sectional dimensions of measuring scale 1 increases;Measuring scale 1 is equipped with several benchmark Portion 16, at reference section 16, the cross sectional dimensions of measuring scale 1 is constant.
In several reference sections 16, one of reference section 16 is used to allow size suitable with the minimal design to gaging hole Match, another reference section 16 is used to allow size fit with the design maximum to gaging hole.If having multiple to gaging hole, measuring scale 1 It is upper that there are multiple reference sections 16.For example, existing multiple to gaging hole, the diameter permissible value range in each hole is:3mm±0.5mm, 3mm ± 0.7mm, 3mm ± 1.0mm, then measuring scale 1 is 2mm, 2.3mm, 2.5mm, 3.5mm, 3.7mm and 4mm in cross sectional dimensions Place is respectively arranged with reference section 16.Between each reference section 16, the cross sectional dimensions of clearance ruler is gradually increased.
Further, the cross section of measuring scale 1 is circle.Since the diameter in hole has multiple directions, by the cross of measuring scale 1 Section is designed as the round detection that can preferably adapt to hole.
Measuring scale 1 further includes operation ring 13, and operation ring 13 is connected with second end 12, convenient in survey crew's measurement process Operation.
When the measuring scale 1 provided through this embodiment carries out inside diameter measurement, measurement method includes the following steps:
Setting procedure:Two target fiducials portions 16 are determined according to bore dia permissible value range, make two target fiducials portions 16 Identified size range is no more than the permissible value range of bore dia;
Operating procedure:The first end 11 of measuring scale 1 is protruded into hole, until measuring scale 1 is abutted with aperture;
Reading step:Whether the abutment for observing and measuring ruler 1 and aperture is located between two target fiducials portions 16;
Reading step carries out after operating procedure completion.
Further, in operating procedure, the axis direction of measuring scale 1 and the depth direction in hole are consistent.
For example, if one to gaging hole design diameter be 3mm, allow the margin of tolerance be ± 0.5mm, then in setting procedure In, the reference section 16 having a size of 2.5mm and the reference section having a size of 3.5mm 16 are determined as two target fiducials portions 16.It is grasping Make in step, the first end 11 of measuring scale 1 is protruded into hole, until measuring scale 1 is abutted with clearance margin or aperture.It is walked in reading In rapid, whether the abutment for observing and measuring ruler 1 and aperture is located between the reference section 16 of 2.5mm and the reference section 16 of 3.5mm.If The abutment in measuring scale 1 and aperture is located between two target fiducials portions 16, then the diameter in hole meets tolerance.If measuring scale 1 is located at except two target fiducials portions 16 with the abutment in aperture, then the diameter in hole is unsatisfactory for tolerance, at this point it is possible to root The gap of the pore diameter range of aperture actual value and permission is determined according to the reading at abutment.
In conclusion measuring scale 1 provided by the invention has the advantages that:
1. whether the abutment for observing and measuring ruler 1 and gap or hole is located between target fiducials portion 16, if position in measurement Between selected two target fiducials portions 16, then illustrate that the diameter in gap width or hole meets design requirement.It so can be with The quick judgement for realizing gap width and bore dia, individually compares step without carrying out again.
2. making a reference section 16 for allowing size fit with the minimal design in gap to be measured, another reference section 16 is used In allowing size fit with the design maximum in gap to be measured, as long as then measurement spot size is located between the two reference sections 16 i.e. It can.
3. measuring scale 1 provided by the invention not only can be used for measuring aperture, but also can be used for measuring gap width.
Since the quantity in hole or gap on stamping parts of automobile is more, measuring scale 1 provided by the invention is especially suitable Quick detection for stamping parts of automobile.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.

Claims (10)

1. a kind of measuring scale, which is characterized in that including first end and second end;
The direction of second end is directed toward along the first end, the cross sectional dimensions of the measuring scale increases;
The measuring scale is equipped with several reference sections, and at the reference section, the cross sectional dimensions of the measuring scale is constant.
2. measuring scale according to claim 1, which is characterized in that one of reference section is for the minimum with gap to be measured Design allows size fit, another reference section is used to allow size fit with the design maximum in gap to be measured.
3. measuring scale according to claim 1 or 2, which is characterized in that including true edge and measurement side, the measurement side packet Include several broaden section and several wide sections, described wide section and section interlaced arrangement that broadens;
Setting of the section that broadens with the true edge in angle, along the direction that the first end is directed toward second end, the change The distance between each point and the true edge increase in wide section;
Described wide section parallel with the true edge, and one described wide section forms a reference section with the true edge;
The angular range to broaden between section and the true edge is 5 ° to 20 °.
4. measuring scale according to claim 1 or 2, which is characterized in that cross section is circle.
5. measuring scale according to claim 1, which is characterized in that there is graduation indication area, the graduation indication area is used for Indicate the cross sectional dimensions of the measuring scale.
6. measuring scale according to claim 1, which is characterized in that further include operation ring, the operation ring and described second End is connected.
7. a kind of measurement method, for measuring the width in gap or the diameter in hole, which is characterized in that include the following steps:
Setting procedure:Two target fiducials portions are determined according to the permissible value range of gap width and bore dia, make two target bases Size range determined by quasi- portion is no more than the permissible value range of gap width or bore dia;
Operating procedure:The first end of measuring scale is protruded into gap or hole, until measuring scale is abutted with clearance margin or aperture;
Reading step:Whether the abutment for observing and measuring ruler and clearance margin or aperture is located between two target fiducials portions;
The reading step carries out after operating procedure completion.
8. application of the measuring scale in measurement aperture as described in any one of claim 1-6.
9. application of the measuring scale in measurement gap width as described in any one of claim 1-6.
10. application of the measuring scale in the inspection of stamping parts of automobile processing quality as described in any one of claim 1-6.
CN201811000659.1A 2018-08-30 2018-08-30 A kind of measuring scale, measurement method and its application Pending CN108827123A (en)

Priority Applications (1)

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Application Number Priority Date Filing Date Title
CN201811000659.1A CN108827123A (en) 2018-08-30 2018-08-30 A kind of measuring scale, measurement method and its application

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109405700A (en) * 2018-12-18 2019-03-01 东风商用车有限公司 A kind of the detection apparatus and application method of metal hose Installation posture

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000111301A (en) * 1998-10-08 2000-04-18 Misawa Homes Co Ltd Joint gap judging tool
CN202141420U (en) * 2011-06-30 2012-02-08 北汽福田汽车股份有限公司 Clearance ruler
CN204854580U (en) * 2015-07-31 2015-12-09 北京汽车股份有限公司 Clearance dipperstick
CN105841585A (en) * 2015-01-12 2016-08-10 陕西重型汽车有限公司 Gap measurement tool and gap qualified rate measurement method
CN205785007U (en) * 2016-05-19 2016-12-07 中国重汽集团成都王牌商用车有限公司 Cab vehicle door gap measuring apparatus
CN208488050U (en) * 2018-08-30 2019-02-12 东风小康汽车有限公司重庆分公司 A kind of measuring scale

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000111301A (en) * 1998-10-08 2000-04-18 Misawa Homes Co Ltd Joint gap judging tool
CN202141420U (en) * 2011-06-30 2012-02-08 北汽福田汽车股份有限公司 Clearance ruler
CN105841585A (en) * 2015-01-12 2016-08-10 陕西重型汽车有限公司 Gap measurement tool and gap qualified rate measurement method
CN204854580U (en) * 2015-07-31 2015-12-09 北京汽车股份有限公司 Clearance dipperstick
CN205785007U (en) * 2016-05-19 2016-12-07 中国重汽集团成都王牌商用车有限公司 Cab vehicle door gap measuring apparatus
CN208488050U (en) * 2018-08-30 2019-02-12 东风小康汽车有限公司重庆分公司 A kind of measuring scale

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109405700A (en) * 2018-12-18 2019-03-01 东风商用车有限公司 A kind of the detection apparatus and application method of metal hose Installation posture
CN109405700B (en) * 2018-12-18 2024-03-22 东风商用车有限公司 Detection tool for installation posture of metal hose and use method

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