CN208983975U - A kind of sample marking distance and length-measuring appliance of having no progeny - Google Patents
A kind of sample marking distance and length-measuring appliance of having no progeny Download PDFInfo
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- CN208983975U CN208983975U CN201820985948.0U CN201820985948U CN208983975U CN 208983975 U CN208983975 U CN 208983975U CN 201820985948 U CN201820985948 U CN 201820985948U CN 208983975 U CN208983975 U CN 208983975U
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- slide unit
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- micrometer head
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Abstract
The utility model provides a kind of sample marking distance and length-measuring appliance of having no progeny.The device includes workbench, slide unit bracket, control and length display, spiral micrometer head, notching knife, sample etc..The device is using spiral micrometer head as direct measurement gauge length and the reading plotter for length of having no progeny, and accuracy in detection is ± 0.01mm, better than the requirement of ± 0.05mm in GB/T228 " metal material tensile testing at ambient temperature ".The device has the characteristics that testing principle is scientific, simple and reasonable.
Description
Technical field
The utility model relates to a kind of sample marking distance and length-measuring appliances of having no progeny, for measuring testing of materials sample marking distance
And measurement of length of having no progeny, belong to the testing of materials and length metering detection technique field.
Background technique
Sample marking distance and length-measuring appliance of having no progeny are a kind of special measurement testing of materials sample marking distance and length of having no progeny
Measuring device belongs to the testing of materials and length metering detection technique field.Under normal conditions, it testing of materials sample marking distance and has no progeny
Measurement of length uses dedicated extensometer or vernier caliper.
The groove of sample marking distance needs manual measurement and groove, and the scribing line for testing gauge length is substantially completed by artificial,
Artificial crossed gauge length is influenced by operator's qualification, is easy to produce biggish random error.Sample is had no progeny measurement of length
Mostly use extensometer or vernier caliper.When using dedicated extensometer, there are the following problems: on the one hand, extensometer is non-disconnectable
Movement is unloaded, still further aspect needs to detect in most cases specimen length of having no progeny manually again, and it is accurate that verifying extensometer measures
Property；When carrying out testing of materials comparison between different laboratory, it is still desirable to detect specimen length of having no progeny manually.
It manually delineates gauge length and detects specimen length of having no progeny and mostly use vernier caliper to complete, also have using dedicated unit
, such as Authorization Notice No. CN206113811U, " equidistance line marking device "；Such as 104416560 B of Authorization Notice No. CN, a kind of " high speed drawing
Stretch the rose method of sample marking distance ".Above-mentioned patent document only provides gauge length scoring device and method mostly, cannot be completed at the same time mark
Away from linear measure longimetry of delineating and have no progeny.
Summary of the invention
Therefore, the purpose of the utility model is to provide a kind of sample marking distance and length-measuring appliance of having no progeny, can expire simultaneously
Sufficient sample marking distance and the needs for linear measure longimetry of having no progeny.
A kind of sample marking distance and length-measuring appliance of having no progeny, the device include workbench, slide unit bracket A, control and
Length display, spiral micrometer head, slide unit bracket B, notching knife, sample.Sample be installed on slide unit bracket A and slide unit bracket B it
Between；Spiral micrometer head is installed on slide unit bracket A, and is located at right above sample, and sample axis and spiral micrometer head axis exist
It is parallel in vertical plane while parallel with table surface.
The reading plotter of gauge length and length of having no progeny is measured using spiral micrometer head, accuracy in detection is ± 0.01mm, excellent
The requirement of ± 0.05mm in GB/T228 " metal material tensile testing at ambient temperature ".
Spiral micrometer head is driven using stepper motor, is not needed manual measurement, is reduced random error.
Control and length display include between stepper motor rotation angle and the length value of spiral micrometer head axial direction
Algorithm corresponding relationship accurately can be calculated and be read, and the reading of the reading variable quantity and length display of spiral micrometer head
Unanimously.
Pedestal of the workbench as measuring device, trapezoidal groove is arranged in workbench, while being equipped with slide unit bracket A and slide unit
Bracket B.
The slide unit bracket A and workbench contact portion is trapezoid boss, convenient for moving and fixing on the table；It is sliding
Setting rectangular recess and through-hole at the top of platform bracket A, while threaded hole is set at rectangular recess, facilitate installation fastening bolt, is used for
Fasten spiral micrometer head；Setting rectangular recess, rectangular notch and through-hole among slide unit bracket A, while spiral shell is set at rectangular recess
Pit can install fastening bolt by indentation, there, for fastening one end of sample.
The slide unit bracket B and workbench contact portion is trapezoid boss, convenient for moving and fixing on the table；It is sliding
Setting rectangular recess and through-hole at the top of platform bracket B, while threaded hole is set at rectangular recess, facilitate installation fastening bolt, is used for
Fasten the other end of sample.
One end of the spiral micrometer head is equipped with notching knife, and one end setting that spiral micrometer head is equipped with notching knife is trapezoidal
Groove facilitates notching knife mobile and positioning.
The notching knife material is tool steel；There are trapezoid boss in notching knife and spiral micrometer head installation section, set simultaneously
Tapped through hole is set, convenient for fixed between notching knife and spiral micrometer head；Meanwhile notching knife is processed into line with sample contacts end and contacts
Shape, for reducing the line width of sample scribing line.
The utility model is read using spiral micrometer head reading and angle-length relation of stepper motor collectively as examination
The gauge length of sample and length value of having no progeny, it is ensured that indicating value is accurate and reliable.Driving using stepper motor as spiral micrometer head fills
It sets, it is possible to reduce random error caused by personnel operate.Using the workbench of trapezoidal groove, it is easily installed, Mobile Slide bracket,
So that can be relatively moved on the table between slide unit bracket.It is made into using slide unit bracket with workbench contact jaw trapezoidal convex
Platform is moved on the table convenient for slide unit bracket, is installed.The device is made into trapezoidal groove using spiral micrometer head one end, is convenient for
Notching knife is mobile.The device is made into trapezoid boss using notching knife and spiral micrometer head assembly side, convenient in spiral micrometer head
It is moved in trapezoidal groove.
Detailed description of the invention
Hereinafter, the embodiments of the present invention are described in detail in conjunction with attached drawing.
A kind of sample marking distance of Fig. 1 and length-measuring appliance structural schematic diagram of having no progeny.
A kind of sample marking distance of Fig. 2 and the length-measuring appliance A that has no progeny are to schematic diagram.
A kind of sample marking distance of Fig. 3 and length-measuring appliance B-B schematic diagram of having no progeny.
Wherein 1- workbench, 2- slide unit bracket A, 3- control and length display, 4- spiral micrometer head, 5- slide unit bracket B,
6- sample, 7- notching knife.
Specific embodiment
A kind of sample marking distance and length-measuring appliance of having no progeny, the device include workbench, slide unit bracket A, control and
Length display, slide unit bracket B, spiral micrometer head, notching knife, sample.Sample be installed on slide unit bracket A and slide unit bracket B it
Between；Spiral micrometer head is installed on slide unit bracket A, and is located at right above sample, and sample axis and spiral micrometer head axis exist
It is parallel in vertical plane while parallel with table surface.
The reading plotter of gauge length and length of having no progeny is measured using spiral micrometer head, accuracy in detection is ± 0.01mm, excellent
The requirement of ± 0.05mm in GB/T228 " metal material tensile testing at ambient temperature ".
Spiral micrometer head is driven using stepper motor, is not needed manual measurement, is reduced random error.
Control and length display include between stepper motor rotation angle and the length value of spiral micrometer head axial direction
Algorithm corresponding relationship accurately can be calculated and be read, and the reading of the reading variable quantity and length display of spiral micrometer head
Unanimously.
Pedestal of the workbench as measuring device, trapezoidal groove is arranged in workbench, while being equipped with slide unit bracket A and slide unit
Bracket B.
The slide unit bracket A and workbench contact portion is trapezoid boss, convenient for moving and fixing on the table；It is sliding
Setting rectangular recess and through-hole at the top of platform bracket A, while threaded hole is set at rectangular recess, facilitate installation fastening bolt, is used for
Fasten spiral micrometer head；Setting rectangular recess, rectangular notch and through-hole among slide unit bracket A, while spiral shell is set at rectangular recess
Pit can install fastening bolt by indentation, there, for fastening one end of sample.
The slide unit bracket B and workbench contact portion is trapezoid boss, convenient for moving and fixing on the table；It is sliding
Setting rectangular recess and through-hole at the top of platform bracket B, while threaded hole is set at rectangular recess, facilitate installation fastening bolt, is used for
Fasten the other end of sample.
One end of the spiral micrometer head is equipped with notching knife, and one end setting that spiral micrometer head is equipped with notching knife is trapezoidal
Groove facilitates notching knife mobile and positioning.
The notching knife material is tool steel；There are trapezoid boss in notching knife and spiral micrometer head installation section, set simultaneously
Tapped through hole is set, convenient for fixed between notching knife and spiral micrometer head；Meanwhile notching knife is processed into line with sample contacts end and contacts
Shape, for reducing the line width of sample scribing line.
Claims (2)
1. a kind of sample marking distance and length-measuring appliance of having no progeny, by workbench (1), slide unit bracket A(2), control and length are shown
Device (3), spiral micrometer head (4), slide unit bracket B(5), sample (6), notching knife (7) composition, which is characterized in that the sample
(6) it is installed on slide unit bracket A(2) and slide unit bracket B(5) between；Spiral micrometer head (4) is installed on slide unit bracket A(2) on, and
And be located at right above sample (6), sample (6) axis and spiral micrometer head (4) axis are parallel in vertical plane, while and workbench
(1) surface is parallel.
2. a kind of sample marking distance according to claim 1 and length-measuring appliance of having no progeny, it is characterised in that: the work
Trapezoidal groove is arranged in platform (1), and at the same time being equipped with slide unit bracket A(2) and slide unit bracket B(5)；
The slide unit bracket A(2) with workbench (1) contact portion be trapezoid boss；Slide unit bracket A(2) top setting rectangle
Groove and through-hole, while threaded hole is set at rectangular recess, for fastening spiral micrometer head (4)；Slide unit bracket A(2) it intermediate sets
Rectangular recess, rectangular notch and through-hole are set, while threaded hole is set at rectangular recess, fastening spiral shell can be installed by indentation, there
Bolt, for fastening one end of sample (6)；
The slide unit bracket B(5) it with workbench (1) contact portion is trapezoid boss, convenient for moving on workbench (1) and solid
It is fixed；Slide unit bracket B(5) rectangular recess and through-hole is arranged in top, while threaded hole being arranged at rectangular recess, facilitate installation fastening spiral shell
Bolt, for fastening the other end of sample (6)；
One end of the spiral micrometer head (4) is equipped with notching knife (7), and spiral micrometer head (4) is equipped with one end of notching knife (7)
Trapezoidal groove is set, facilitates notching knife (7) mobile and positioning；
Notching knife (7) material is tool steel；There are trapezoid boss in notching knife (7) and spiral micrometer head (4) installation section, together
When tapped through hole is set, convenient between notching knife (7) and spiral micrometer head (4) fixation；Meanwhile notching knife (7) connects with sample (6)
Contravention is processed into line contact shape, for reducing the line width of sample scribing line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820985948.0U CN208983975U (en) | 2018-06-26 | 2018-06-26 | A kind of sample marking distance and length-measuring appliance of having no progeny |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820985948.0U CN208983975U (en) | 2018-06-26 | 2018-06-26 | A kind of sample marking distance and length-measuring appliance of having no progeny |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208983975U true CN208983975U (en) | 2019-06-14 |
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ID=66779335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820985948.0U Active CN208983975U (en) | 2018-06-26 | 2018-06-26 | A kind of sample marking distance and length-measuring appliance of having no progeny |
Country Status (1)
| Country | Link |
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| CN (1) | CN208983975U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111678412A (en) * | 2020-05-15 | 2020-09-18 | 中国船舶重工集团公司第七O三研究所无锡分部 | Extension tube type inside micrometer supporting device |
| CN113280714A (en) * | 2021-06-22 | 2021-08-20 | 姜年硕 | Bridge protection safety fence random extraction formula width detects machine |
-
2018
- 2018-06-26 CN CN201820985948.0U patent/CN208983975U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111678412A (en) * | 2020-05-15 | 2020-09-18 | 中国船舶重工集团公司第七O三研究所无锡分部 | Extension tube type inside micrometer supporting device |
| CN113280714A (en) * | 2021-06-22 | 2021-08-20 | 姜年硕 | Bridge protection safety fence random extraction formula width detects machine |
| CN113280714B (en) * | 2021-06-22 | 2023-12-01 | 中铁二十一局集团第四工程有限公司 | Random extraction type width detector for bridge protection safety fence |
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