CN103940313A - Caliper gauge measuring tool with reading device - Google Patents
Caliper gauge measuring tool with reading device Download PDFInfo
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- CN103940313A CN103940313A CN201410143198.9A CN201410143198A CN103940313A CN 103940313 A CN103940313 A CN 103940313A CN 201410143198 A CN201410143198 A CN 201410143198A CN 103940313 A CN103940313 A CN 103940313A
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Abstract
The invention relates to the technical field of measuring tools, in particular to a caliper gauge measuring tool with a reading device. The caliper gauge measuring tool comprises a first measuring pin and a second measuring pin. The first measuring pin is provided with a body and integrated with the body. The second measuring pin is provided with a pointer and integrated with the pointer. The pointer is located on the body. The direct-reading type caliper gauge measuring tool of the structure can be used as a complementary measuring tool when a conventional venier caliper and other measuring tools can not be used for measuring due to certain interference, has the measuring advantage of a common caliper gauge, has the advantages of being large in measuring range, stable, reliable, simple in structure, low in manufacturing cost, capable of carrying out measuring conveniently, high in measuring efficiency, and the like, can be widely applied to the machine manufacturing industry particularly die manufacturing and casting machining, and has high application and popularization value.
Description
Technical field
The present invention relates to a kind of survey instrument, relate in particular to a kind of calliper survey instrument of tape reading device.
Background technology
In machining is produced; especially in Mold Making with in to the inspection of various foundry goods; often need to measure the inner chamber of part and physical dimension, in measuring process, often can run into the conventional measurers such as vernier caliper, straight steel ruler, micrometer inside caliper and cannot arrive because certain interference makes to measure pin the situation that measuring position cannot directly be measured accurately.Although utilize clamp to measure, because the measurers such as clamp needs and vernier caliper, straight steel ruler are used in conjunction with, and can not directly read size at measurement point.Use inner chamber and the physical dimension of inside and outside caliper measurements part, but can not take out clamp under the state that keeps inside and outside caliper measurements size constancy time, can only indirectly measure by increasing the methods such as excessive cushion block, increasing measurement difficulty and error amount.And conventional inside and outside clamp are because needing certain friction force to keep the measurement size of clamp between two measurement pin, in the time measuring, need carefully to adjust opening size, near measurement point, move, rely on feel to find minimum value, technical merit to survey crew is had relatively high expectations, and measuring speed is slow, inefficiency.
Summary of the invention
The technical problem to be solved in the present invention is: in prior art, often inner chamber and the physical dimension to part is measured; in measuring process, often can run into the conventional measurers such as vernier caliper, straight steel ruler, micrometer inside caliper and cannot arrive because certain interference makes to measure pin the situation that measuring position cannot directly be measured accurately, a kind of calliper survey instrument of tape reading device is provided.
In order to overcome the defect existing in background technology, the technical solution adopted for the present invention to solve the technical problems is: the calliper survey instrument of this tape reading device comprises to be measured pin one and measure pin two, described measurement pin one is provided with body, and measuring pin one and body is connected as a single entity, described measurement pin two is provided with pointer, and measure pin two and be connected as a single entity with pointer, described pointer is placed on body.
According to another embodiment of the invention, further comprise that described body is by pin, surface bearing and elasticity individual pen concatenation pointer.
According to another embodiment of the invention, further comprise that the bottom of described measurement pin one and measurement pin two is provided with crotch at an angle, its angle is the angle of 10 ° to 80 °.
According to another embodiment of the invention, further comprise that described measurement pin one and the entirety of measuring pin two are circular-arc crotch.
The invention has the beneficial effects as follows: the direct-reading calliper that adopts this structure, can be used as the size of measuring part, additional survey instrument in the time that survey instruments such as using conventional vernier caliper cannot be measured because of certain interference, and possesses the measurement advantage of common inside and outside calliper, measurement range is large, reliable and stable, simple in structure, cost of manufacture is low, it is convenient to measure, measure efficiency advantages of higher, can be widely used in machine industry, when especially Mold Making, Mechanical processing of casting, there is very high application and promotional value.
Brief description of the drawings
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation that body is connected with pointer;
Fig. 3 is the structural representation of use state;
Fig. 4 is the structural representation of use state;
Fig. 5 is the structural representation of another implementation column of the present invention;
Fig. 6 is the structural representation of use state;
Fig. 7 is the structural representation of use state;
Fig. 8 is the structural representation of use state;
Wherein: 1, pointer, 2, body, 3, measure pin one, 4, measure pin two, 5, pin, 6, surface bearing, 7, elasticity individual pen.
Embodiment
Shown in Fig. 1 and Fig. 5, it is structural representation of the present invention, figure comprises measurement pin 1 and measures pin 24, measure pin 1 and be provided with body 2, and measuring pin 1 and body 2 is connected as a single entity, described measurement pin 24 is provided with pointer 1, and measures pin 24 and be connected as a single entity with pointer 1, and pointer 1 is placed on body 2.When measurement, can make to measure pin and in the time of measuring position, just directly read size, use again other gage measurings without taking out calliper, solve this problem.While measurement in addition, because ergometry is very little, measure pin and can directly see the variation of pointer on scaleplate while moving near measurement point, as long as it is just passable to read minimum size, without repeatedly adjusting opening size, measurement efficiency improves greatly.
As shown in Figure 2, body 2 is by pin 5, surface bearing 6 and elasticity individual pen 7 concatenation pointers 1.This structure has adopted surface bearing to add elastic washer, and with straight pin connection, reduces to greatest extent measuring system error.Accuracy guarantee body and the positional precision of pointer in the time of relative motion of pin and surface bearing, elastic washer not only can have been eliminated the gap of surface bearing but also can regulate the pretightning force of surface bearing, and surface bearing can make the stiction between body and pointer become very little force of rolling friction.
As shown in Figure 1, the bottom of measuring pin 1 and measurement pin 24 is provided with crotch at an angle, and its angle is the angle of 10 ° to 80 °.
As shown in Figure 5, measure pin 1 and be circular-arc crotch with the entirety of measuring pin 24.
The opening size of measuring pin 1 and measuring pin 24 is corresponding in reading mechanism only has unique angle value, and two measure pin moves on the circumference taking pin as the center of circle, and the opening size of measuring pin is profound length, and reading mechanism is with the corresponding angle index of profound length.
Embodiment mono-, concrete grammar, can be for measurement mechanical part internal diameter size as Fig. 1, especially inner groovy size, or between measurement point, there is obstacle parts measurement, in the time that the opening size of measurement pin 1 and measurement pin 24 is zero:
Measure pin 1 and body and be integrated, measure pin 24 and pointer and be integrated, R is the radius of two measurement pin motions, and when measuring pin 1 and measure pin 24 pin when surveying point distance and being zero, pointer measures groove and body zero-bit overlaps.
As Fig. 3, when the opening size of measurement pin 1 and measurement pin 24 is a:
When measurement length is a, a is exactly profound length, α is the corresponding central angle of profound length, pointer and zero-bit have also produced same α angle simultaneously, each profound long corresponding unique angle is described thus, each profound long corresponding unique angle is described thus, and the functional relation of this angle value and profound length is α=2arc*sin a/2R, this density of opening size a(of each millimeter can suitably be selected according to measuring the accuracy requirement of measured object) corresponding α angle engraves angle line in hand motion circumference place on body, because opening size corresponding to this angle is exactly a value, so can directly opening size be demarcated on groove, realize the direct reading of measurement size.
The interval of values of a choosing in figure is 1 millimeter, so card precision is 1 millimeter in this.Can be according to the calliper of measuring the size of measured object and accuracy requirement and produce multiple range and scale body when readable caliper gauge is made.
As Fig. 4, measure inner groovy axial workpiece:
Inner groovy Φ 150.3 adopts the conventional measurer such as vernier caliper, micrometer inside caliper cannot arrive measuring position owing to measuring pin, cannot directly measure, common caliper gauge is measured pin can reach measuring position, but take out from workpiece owing to cannot keeping measuring in the situation of opening size, also cannot measure, utilize readable caliper gauge can directly read very easily the size of inner groovy Φ 150.3.
Embodiment bis-, concrete grammar is as Fig. 5, can at conventional gage measurings such as vernier calipers because of certain obstacle, making to measure pin cannot contact measurement point, or adopt common snap gauge to measure, because use other gauge readings after workpiece takes out keeping measuring under opening size state, and alternative measurer cannot directly measure time, in the time measuring the opening size of pin 1 and measurement pin 24 and be zero:
Measure pin 1 and body and be integrated, measure pin 24 and pointer and be integrated, R is the radius of two measurement pin motions, and when measuring pin 1 and measure pin 24 pin when surveying point distance and being zero, pointer measures groove and body zero-bit overlaps.
As shown in Figure 6, in the time that the opening size of measurement pin 1 and measurement pin 24 is a:
When measurement length is a, a is exactly profound length, α is the corresponding central angle of profound length, pointer and zero-bit have also produced same α angle simultaneously, each profound long corresponding unique angle is described thus, and the functional relation of this angle value and profound length is α=2arc*sin a/2R, this density of opening size a(of each millimeter can suitably be selected according to measuring the accuracy requirement of measured object) corresponding α angle engraves angle line in hand motion circumference place on body, because opening size corresponding to this angle is exactly a value, so can directly opening size be demarcated on groove, realize the direct reading of measurement size.
The interval of values of a choosing in figure is 1 millimeter, so this snap gauge precision is 1 millimeter.Can be according to the calliper of measuring the size of measured object and accuracy requirement and produce multiple range and scale body when readable snap gauge is made.
As shown in Figure 7, in the time measuring flanged part wall thickness:
In figure, size 16.9 is the wall thickness dimension of common flanged pin part, adopt the conventional measurers such as vernier caliper, straight steel ruler cannot arrive measuring position owing to measuring pin, cannot directly measure, though measuring pin, common snap gauge can reach measuring position, but take out from workpiece owing to cannot keeping measuring in the situation of opening size, also cannot directly measure, the obstacle that utilizes this direct-reading snap gauge can avoid flange is measured, and directly read reading in measuring position, realize direct measurement.
As shown in Figure 8, local inner concave part dimension measurement:
The indent size that size 151.8 is parts locally, the conventional gage measuring pin such as vernier caliper cannot arrive measuring position, cannot measure, though measuring pin, common snap gauge can arrive measuring position, but owing to taking out from workpiece in the situation that keeping measurement opening size, also cannot directly measure, the obstacle that utilizes direct-reading snap gauge can avoid flange is measured, and directly read reading in measuring position, realize direct measurement.
Claims (4)
1. the calliper survey instrument of a tape reading device, comprise and measure pin one (3) and measure pin two (4), it is characterized in that: described measurement pin one (3) is provided with body (2), and measuring pin one (3) and body (2) is connected as a single entity, described measurement pin two (4) is provided with pointer (1), and measure pin two (4) and be connected as a single entity with pointer (1), described pointer (1) is placed on body (2).
2. the calliper survey instrument of tape reading device as claimed in claim 1, is characterized in that: described body (2) is by pin (5), surface bearing (6) and elasticity individual pen (7) concatenation pointer (1).
3. the calliper survey instrument of tape reading device as claimed in claim 1, is characterized in that: the bottom of described measurement pin one (3) and measurement pin two (4) is provided with crotch at an angle, and its angle is the angle of 10 ° to 80 °.
4. the calliper survey instrument of tape reading device as claimed in claim 1, is characterized in that: the entirety of described measurement pin one (3) and measurement pin two (4) is circular-arc crotch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410143198.9A CN103940313A (en) | 2014-04-11 | 2014-04-11 | Caliper gauge measuring tool with reading device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410143198.9A CN103940313A (en) | 2014-04-11 | 2014-04-11 | Caliper gauge measuring tool with reading device |
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| Publication Number | Publication Date |
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| CN103940313A true CN103940313A (en) | 2014-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410143198.9A Pending CN103940313A (en) | 2014-04-11 | 2014-04-11 | Caliper gauge measuring tool with reading device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104197798A (en) * | 2014-08-21 | 2014-12-10 | 湖北高森特钢制品有限公司 | Integrated hermaphrodite calipers being capable of direct reading |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5203091A (en) * | 1992-05-11 | 1993-04-20 | Al Farsy Salah M | Caliper apparatus |
| JP2000249501A (en) * | 1999-02-26 | 2000-09-14 | Nisshin Steel Co Ltd | Rebar double joint measuring device |
| CN2734935Y (en) * | 2004-08-02 | 2005-10-19 | 蒋建荣 | Door hinge |
| US20070157484A1 (en) * | 2006-01-09 | 2007-07-12 | Grubler Michael J | Nut/bolt measuring device |
| CN201715983U (en) * | 2010-04-30 | 2011-01-19 | 王万法 | Convenient internal groove diameter measuring caliper |
| GB2472226A (en) * | 2009-07-29 | 2011-02-02 | Robert Timms | Calliper gauge for measuring three quarters of width of tyre around tyre centre line |
| CN202041147U (en) * | 2011-03-01 | 2011-11-16 | 天津钢管集团股份有限公司 | Arc-shaped vernier outside calipers |
| CN203224202U (en) * | 2013-05-13 | 2013-10-02 | 任国庆 | Visible direct-reading type caliper |
| CN203349721U (en) * | 2013-05-23 | 2013-12-18 | 李照教 | Caliper for measuring face width |
-
2014
- 2014-04-11 CN CN201410143198.9A patent/CN103940313A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5203091A (en) * | 1992-05-11 | 1993-04-20 | Al Farsy Salah M | Caliper apparatus |
| JP2000249501A (en) * | 1999-02-26 | 2000-09-14 | Nisshin Steel Co Ltd | Rebar double joint measuring device |
| CN2734935Y (en) * | 2004-08-02 | 2005-10-19 | 蒋建荣 | Door hinge |
| US20070157484A1 (en) * | 2006-01-09 | 2007-07-12 | Grubler Michael J | Nut/bolt measuring device |
| GB2472226A (en) * | 2009-07-29 | 2011-02-02 | Robert Timms | Calliper gauge for measuring three quarters of width of tyre around tyre centre line |
| CN201715983U (en) * | 2010-04-30 | 2011-01-19 | 王万法 | Convenient internal groove diameter measuring caliper |
| CN202041147U (en) * | 2011-03-01 | 2011-11-16 | 天津钢管集团股份有限公司 | Arc-shaped vernier outside calipers |
| CN203224202U (en) * | 2013-05-13 | 2013-10-02 | 任国庆 | Visible direct-reading type caliper |
| CN203349721U (en) * | 2013-05-23 | 2013-12-18 | 李照教 | Caliper for measuring face width |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104197798A (en) * | 2014-08-21 | 2014-12-10 | 湖北高森特钢制品有限公司 | Integrated hermaphrodite calipers being capable of direct reading |
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Application publication date: 20140723 |