CN105698653A - Knife edge right-angle ruler - Google Patents
Knife edge right-angle ruler Download PDFInfo
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- CN105698653A CN105698653A CN201610090446.7A CN201610090446A CN105698653A CN 105698653 A CN105698653 A CN 105698653A CN 201610090446 A CN201610090446 A CN 201610090446A CN 105698653 A CN105698653 A CN 105698653A
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- 238000005259 measurement Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
- G01B5/25—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length-Measuring Devices Using Wave Or Particle Radiation (AREA)
Abstract
本发明公开了一种刀口直角尺，包括：第一直角框和第二直角框，所述第一直角框的下端与所述第二直角框的左端相互垂直后固定连接，所述第一直角框的下端设有第一缺口，所述第二直角框的左端设有第二缺口，所述第一直角框与所述第二直角框的连接处的长度为第一直角框宽度的1/3。通过上述方式，本发明刀口直角尺两个直角框的连接处的长度设置成第一直角框宽度的1/3，即保证了第一直角框与第二直角框的连接强度，又保证了测量时被测要素能够与直角尺直接接触，使两者之间的最大空隙为最小，则此最大空隙即为被测要素的直线度误差，使得测量的误差更小，使用效果更好。
The invention discloses a knife-edge square, comprising: a first right-angle frame and a second right-angle frame, the lower end of the first right-angle frame is fixedly connected to the left end of the second right-angle frame after being perpendicular to each other, and the first right-angle frame The lower end of the frame is provided with a first gap, the left end of the second rectangular frame is provided with a second gap, and the length of the connection between the first rectangular frame and the second rectangular frame is 1/ of the width of the first rectangular frame 3. Through the above method, the length of the connection between the two right-angle frames of the knife-edge square of the present invention is set to 1/3 of the width of the first right-angle frame, which ensures the connection strength between the first right-angle frame and the second right-angle frame, and ensures the measurement When the measured element can be in direct contact with the square, so that the maximum gap between the two is the smallest, then the maximum gap is the straightness error of the measured element, so that the measurement error is smaller and the use effect is better.
Description
技术领域 technical field
本发明涉及检测设备领域，特别是涉及一种刀口直角尺。 The invention relates to the field of detection equipment, in particular to a knife-edge square.
背景技术 Background technique
现阶段，为了精确的对直线度误差进行测量，将刀口形直尺与被测要素直接接触，其测量误差较小，刀口角尺应运而生。 At this stage, in order to accurately measure the straightness error, the knife-edge straightedge is directly contacted with the measured elements, and the measurement error is small, so the knife-edge square came into being.
发明内容 Contents of the invention
本发明主要解决的技术问题是提供一种测量的误差更小、使用效果更好的刀口直角尺。 The technical problem mainly solved by the invention is to provide a knife-edge square with smaller measurement error and better use effect.
为解决上述技术问题，本发明提供一种刀口直角尺，包括：第一直角框和第二直角框，所述第一直角框的下端与所述第二直角框的左端相互垂直后固定连接，所述第一直角框的下端设有第一缺口，所述第二直角框的左端设有第二缺口，所述第一直角框与所述第二直角框的连接处的长度为第一直角框宽度的1/3。 In order to solve the above technical problems, the present invention provides a knife-edge square, comprising: a first right-angle frame and a second right-angle frame, the lower end of the first right-angle frame is fixedly connected to the left end of the second right-angle frame after being perpendicular to each other, The lower end of the first rectangular frame is provided with a first notch, the left end of the second rectangular frame is provided with a second notch, and the length of the connection between the first rectangular frame and the second rectangular frame is the first rectangular 1/3 of the frame width.
在本发明一个较佳实施例中，所述第一缺口与所述第二缺口相连，所述第一缺口与所述第二缺口相对于第一直角框与第二直角框的连接处相对称。 In a preferred embodiment of the present invention, the first notch is connected to the second notch, and the first notch and the second notch are symmetrical with respect to the junction of the first rectangular frame and the second rectangular frame .
在本发明一个较佳实施例中，所述第一缺口和第二缺口皆设置成矩形。 In a preferred embodiment of the present invention, both the first notch and the second notch are arranged in a rectangular shape.
在本发明一个较佳实施例中，所述第一直角框和第二直角框的宽度相同。 In a preferred embodiment of the present invention, the first rectangular frame and the second rectangular frame have the same width.
在本发明一个较佳实施例中，所述第一直角框的长度大于所述第二直角框的长度。 In a preferred embodiment of the present invention, the length of the first rectangular frame is greater than the length of the second rectangular frame.
本发明的有益效果是：本发明刀口直角尺两个直角框的连接处的长度设置成第一直角框宽度的1/3，即保证了第一直角框与第二直角框的连接强度，又保证了测量时被测要素能够与直角尺直接接触，使两者之间的最大空隙为最小，则此最大空隙即为被测要素的直线度误差，使得测量的误差更小，使用效果更好。 The beneficial effect of the present invention is: the length of the junction of the two right-angle frames of the knife-edge square of the present invention is set to 1/3 of the width of the first right-angle frame, which ensures the connection strength between the first right-angle frame and the second right-angle frame, and It ensures that the measured element can be in direct contact with the square during measurement, so that the maximum gap between the two is the smallest, then the maximum gap is the straightness error of the measured element, making the measurement error smaller and the use effect better .
附图说明 Description of drawings
为了更清楚地说明本发明实施例中的技术方案，下面将对实施例描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本发明的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其它的附图，其中： In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without creative work, wherein:
图1是本发明的刀口直角尺一较佳实施例的结构示意图。 Fig. 1 is a schematic structural view of a preferred embodiment of the knife-edge square of the present invention.
具体实施方式 detailed description
下面将对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅是本发明的一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其它实施例，都属于本发明保护的范围。 The following will clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
请参阅图1，本发明实施例包括： Please refer to Fig. 1, the embodiment of the present invention comprises:
一种刀口直角尺，包括：第一直角框1和第二直角框2，所述第一直角框1的下端与所述第二直角框2的左端相互垂直后固定连接，所述第一直角框1的下端设有第一缺口11，所述第二直角框2的左端设有第二缺口21，所述第一直角框1与所述第二直角框2的连接处12的长度为第一直角框1宽度的1/3。 A knife-edge square, comprising: a first right-angle frame 1 and a second right-angle frame 2, the lower end of the first right-angle frame 1 is fixedly connected to the left end of the second right-angle frame 2 after being perpendicular to each other, and the first right-angle frame The lower end of the frame 1 is provided with a first notch 11, and the left end of the second right-angle frame 2 is provided with a second notch 21, and the length of the joint 12 between the first right-angle frame 1 and the second right-angle frame 2 is the second. 1/3 of the width of the rectangular box 1.
所述第一缺口11与所述第二缺口21相连，所述第一缺口11与所述第二缺口21相对于第一直角框1与第二直角框2的连接处12相对称。 The first notch 11 is connected to the second notch 21 , and the first notch 11 and the second notch 21 are symmetrical with respect to the junction 12 of the first rectangular frame 1 and the second rectangular frame 2 .
所述第一缺口11和第二缺口21皆设置成矩形。 Both the first notch 11 and the second notch 21 are arranged in a rectangular shape.
所述第一直角框1和第二直角框2的宽度相同。 The first rectangular frame 1 and the second rectangular frame 2 have the same width.
所述第一直角框1的长度大于所述第二直角框2的长度。 The length of the first rectangular frame 1 is greater than the length of the second rectangular frame 2 .
区别于现有技术，本发明刀口直角尺两个直角框的连接处的长度设置成第一直角框宽度的1/3，即保证了第一直角框与第二直角框的连接强度，又保证了测量时被测要素能够与直角尺直接接触，使两者之间的最大空隙为最小，则此最大空隙即为被测要素的直线度误差，使得测量的误差更小，使用效果更好。 Different from the prior art, the length of the connection between the two right-angle frames of the knife-edge square of the present invention is set to 1/3 of the width of the first right-angle frame, which not only ensures the connection strength between the first right-angle frame and the second right-angle frame, but also ensures In order to ensure that the measured element can be in direct contact with the square during measurement, so that the maximum gap between the two is the smallest, then the maximum gap is the straightness error of the measured element, making the measurement error smaller and the use effect better.
以上所述仅为本发明的实施例，并非因此限制本发明的专利范围，凡是利用本发明说明书内容所作的等效结构或等效流程变换，或直接或间接运用在其它相关的技术领域，均同理包括在本发明的专利保护范围内。 The above descriptions are only examples of the present invention, and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the content of the description of the present invention, or directly or indirectly used in other related technical fields, shall be The same reasoning is included in the patent protection scope of the present invention.
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610090446.7A CN105698653A (en) | 2016-02-18 | 2016-02-18 | Knife edge right-angle ruler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610090446.7A CN105698653A (en) | 2016-02-18 | 2016-02-18 | Knife edge right-angle ruler |
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| Publication Number | Publication Date |
|---|---|
| CN105698653A true CN105698653A (en) | 2016-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610090446.7A Pending CN105698653A (en) | 2016-02-18 | 2016-02-18 | Knife edge right-angle ruler |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202005001701U1 (en) * | 2005-02-02 | 2005-04-07 | Messwerkzeuge Walter Eichmann | Try square with a T-shaped shorter arm is manufactured by laser cutting of a flat angle to which a flat stock piece is welded at right angles using laser welding |
| CN201731854U (en) * | 2010-07-19 | 2011-02-02 | 常州天合光能有限公司 | Quasi-square bar inclined plane measuring tool |
| CN201852534U (en) * | 2010-10-26 | 2011-06-01 | 浙江工业职业技术学院 | Mobile Knife Edge Square |
| CN202002588U (en) * | 2010-12-29 | 2011-10-05 | 万载县江明精密量具有限公司 | Screw stationary type angle ruler |
| CN202599268U (en) * | 2012-06-01 | 2012-12-12 | 江西省万载县天和量具刃具有限公司 | 90-degree angle rule |
| CN202676116U (en) * | 2012-06-18 | 2013-01-16 | 顾和根 | Verticality detection ruler for pipeline flange |
| CN204165542U (en) * | 2014-10-17 | 2015-02-18 | 郑州市钻石精密制造有限公司 | Groove cutter blade detection and localization instrument |
-
2016
- 2016-02-18 CN CN201610090446.7A patent/CN105698653A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202005001701U1 (en) * | 2005-02-02 | 2005-04-07 | Messwerkzeuge Walter Eichmann | Try square with a T-shaped shorter arm is manufactured by laser cutting of a flat angle to which a flat stock piece is welded at right angles using laser welding |
| CN201731854U (en) * | 2010-07-19 | 2011-02-02 | 常州天合光能有限公司 | Quasi-square bar inclined plane measuring tool |
| CN201852534U (en) * | 2010-10-26 | 2011-06-01 | 浙江工业职业技术学院 | Mobile Knife Edge Square |
| CN202002588U (en) * | 2010-12-29 | 2011-10-05 | 万载县江明精密量具有限公司 | Screw stationary type angle ruler |
| CN202599268U (en) * | 2012-06-01 | 2012-12-12 | 江西省万载县天和量具刃具有限公司 | 90-degree angle rule |
| CN202676116U (en) * | 2012-06-18 | 2013-01-16 | 顾和根 | Verticality detection ruler for pipeline flange |
| CN204165542U (en) * | 2014-10-17 | 2015-02-18 | 郑州市钻石精密制造有限公司 | Groove cutter blade detection and localization instrument |
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Application publication date: 20160622 |