CN105043220A - Special measurement tool for measuring large-size surface parallelism and application method thereof - Google Patents
Special measurement tool for measuring large-size surface parallelism and application method thereof Download PDFInfo
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- CN105043220A CN105043220A CN201510197833.6A CN201510197833A CN105043220A CN 105043220 A CN105043220 A CN 105043220A CN 201510197833 A CN201510197833 A CN 201510197833A CN 105043220 A CN105043220 A CN 105043220A
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- parallelism
- positioning head
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- connecting rod
- depth
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- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
The invention relates to a special measurement tool for measuring the large-size surface parallelism, which comprises a connecting rod, two chucks, a positioning head and a dial indicator. The two chucks are arranged in parallel. One ends of the two chucks are movably fixed onto the connecting rod, and the other ends of the two chucks are respectively and fixedly connected with the positioning head and the dial indicator. The application method of the tool comprises the steps of combining the two chucks onto the connecting rod; arranging the positioning head and the dial indicator at the lower parts of the two chucks respectively; determining the positions of the two chucks on the connecting rod according to the space between two parallel surfaces of to-be-measured workpieces; contacting a roll ball on the positioning head and the measuring head of the dial indicator with the two to-be-measured surfaces to meet the measurement condition; slowing sliding one end of the roll ball of the positioning head next to the surfaces of the to-be-measured workpieces, conducting the multi-point measurement of the dial indicator and taking the maximum difference as the parallelism. Compared with the prior art, by means of the special measurement tool, the parallelism between two parallel surfaces of large-size workpieces can be measured. Meanwhile, the parallelism between the outer surfaces on the two sides of workpieces, the parallelism between the inner surfaces on the two sides of workpieces, and the parallelism between the surfaces on the same side of workpieces can also be easily measured. The tool is simple in structure, various in combination form, convenient and flexible to use, and high in measuring efficiency.
Description
Technical field
The present invention relates to a kind of depth of parallelism measurer, particularly relate to a kind of large scale face depth of parallelism special measurement instrument and using method thereof.
Background technology
The measurement of face and the face depth of parallelism in machining, generally adopt and ensure reference field level with V-block on measuring table, then measure the full surface of measured surface with dial gauge, its maximum difference is the measured value of the depth of parallelism; Or the relative size between two surfaces measured by direct outside micrometer, its maximum difference is the measured value of the depth of parallelism.But at extreme large and heavy workpiece, the column as numerical control vertical lathe adds man-hour, need two surperficial areas measuring very large, generally at (6000 ~ 10000) about mm × 250mm, the depth of parallelism requires as 0.03mm.For the parallel surfaces of this heavy parts, adopt conventional method cannot realize measuring.
Summary of the invention
The invention provides a kind of large scale face depth of parallelism special measurement instrument, can realize the measurement of the depth of parallelism between large-scale workpiece two parallel surfaces, structure is simple, and array configuration is various, easy to use and flexible, measures efficiency high; Invention also provides the using method of this survey instrument.
In order to achieve the above object, the present invention realizes by the following technical solutions:
A kind of large scale face depth of parallelism special measurement instrument, comprise connecting rod, 2 chucks, positioning head and dial gauges, described 2 chucks be arranged in parallel, and chuck one end is fixed on connecting rod movably, and the other end is fixedly connected with positioning head and dial gauge respectively.
Described positioning head working surface is provided with ball.
Described chuck is Split type structure, by the screw that is located at two ends closing, and realizes and being fixedly connected with of connecting rod and positioning head.
The endoporus that described chuck coordinates with connecting rod, positioning head or dial gauge is axially arranged with 1 ~ 3mm gap along chuck.
Based on the using method of a kind of large scale face depth of parallelism special measurement instrument, comprise the steps:
1) be incorporated on connecting rod by chuck handle, chuck top screw one connects, and does not first tighten fixing; 2 chuck bottoms install positioning head and dial gauge respectively, and connect with screw two; Ensureing to install rear chuck still can along rod slide;
2) according to the position of spacing determination chuck on connecting rod of measured workpiece two parallel surfaces, the ball on positioning head and dial indicator measuring head possess measuring condition with tested two surface contact respectively, tighten fixing behind location by screw one and screw two;
3) positioning head ball one end is close to surface of the work and slowly slides, and it is measured value that dial gauge all directions find smallest point, and multi-point is measured, and getting maximum difference is the depth of parallelism.
Described positioning head ball side and dial indicator measuring head side can be relative, opposing or arrange in the same way according to measured workpiece two parallel surfaces relative position.
Compared with prior art, the invention has the beneficial effects as follows:
1) general measuring method is difficult to the large scale surface depth of parallelism of the large-scale workpiece maybe cannot measured, can measures quickly and easily, significantly improve work efficiency;
2) realize multiple combination metering system by the installation direction of adjustment positioning head and dial gauge, all can easily measure for two side external surfaces, both sides inside surface or same surface;
3) structure is simple, and easy to manufacture, applicability is strong.
Accompanying drawing explanation
Fig. 1 is the structural representation of survey instrument of the present invention.
Fig. 2 is the structural representation of chuck of the present invention.
Fig. 3 is that survey instrument of the present invention is for measuring schematic diagram during the two side external surface depth of parallelisms.
Fig. 4 is that survey instrument of the present invention is for measuring the schematic diagram during inside surface depth of parallelism of both sides.
Fig. 5 is that survey instrument of the present invention is for measuring schematic diagram during the two parallel surfaces depth of parallelisms.
In figure: 1. connecting rod 2. chuck 3. positioning head 4. dial gauge 5. ball 6. screw 1 screw 2 8. measured surface 1 measured surface two
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described further:
See Fig. 1, it is the structural representation of survey instrument of the present invention, a kind of large scale face of the present invention depth of parallelism special measurement instrument, comprise connecting rod 1,2 chucks 2, location 3 and dial gauge 4, described 2 chucks 2 be arranged in parallel, chuck 2 one end is fixed on connecting rod 1 movably, and the other end is fixedly connected with positioning head 3 and dial gauge 4 respectively.
Described positioning head 3 working surface is provided with ball 5.
Described chuck 2 is Split type structure, by the screw 6,7 that is located at two ends closing, and realizes and being fixedly connected with of connecting rod 1 and positioning head 3.
The endoporus that described chuck 2 coordinates with connecting rod 1, positioning head 3 or dial gauge 4 is axially arranged with 1 ~ 3mm gap along chuck 2.
Based on the using method of a kind of large scale face depth of parallelism special measurement instrument, comprise the steps:
1) be incorporated on connecting rod 1 by chuck 2 handle, chuck 2 top screw 1 connects, and does not first tighten fixing; 2 chuck 2 bottoms install positioning head 3 and dial gauge 4 respectively, and connect with screw 27; Ensure that installing rear chuck 2 still can slide along connecting rod 1;
2) according to the position of spacing determination chuck 2 on connecting rod 1 of measured workpiece two parallel surfaces 8,9, ball 5 on positioning head 3 and dial gauge 4 measuring head contact with tested two surfaces 8,9 respectively possesses measuring condition, tightens fixing behind location by screw 1 and screw 27;
3) positioning head ball 5 one end is close to surface of the work and slowly slides, and it is measured value that dial gauge 4 all directions find smallest point, and multi-point is measured, and getting maximum difference is the depth of parallelism.
Described positioning head ball 1 side and dial gauge 4 measuring head side can be relative, opposing or arrange in the same way according to measured workpiece two parallel surfaces 8,9 relative position.
Seeing Fig. 2, is the structural representation of chuck 2 of the present invention.Chuck 2 adopts Split type structure, is divided into the collet body of two structure almost symmetries along axis, and two ends are connected conjunction with screw 27 by screw 1.Wherein collet body screw connecting hole in side is screw, and opposite side collet body screw connecting hole is unthreaded hole, and the unthreaded hole that screw 1 or screw 27 are each passed through side collet body is fixed in the screw of opposite side collet body and achieves a fixed connection.Chuck 2 is after conjunction, and the endoporus for installing connecting rods 1, positioning head 3 or dial gauge 4 axially leaves gap along chuck 2, can make fixing more solid and reliable.
Seeing Fig. 3, is that survey instrument of the present invention is for measuring schematic diagram during the two side external surface depth of parallelisms.Now, positioning head ball 5 side and dial gauge 4 measuring head side are oppositely arranged, and effectively contact with measured surface 29 with measured surface 1 respectively.
Seeing Fig. 4, is that survey instrument of the present invention is for measuring the schematic diagram during inside surface depth of parallelism of both sides.Now, the opposing setting in positioning head ball 5 side and dial gauge 4 measuring head side, and effectively contact with measured surface 29 with measured surface 1 respectively.
Seeing Fig. 5, is that survey instrument of the present invention is for measuring schematic diagram during the two same surface depth of parallelisms.Now, positioning head ball 5 side and dial gauge 4 measuring head side are arranged in the same way, and effectively contact with measured surface 29 with measured surface 1 respectively.
Claims (6)
1. a large scale face depth of parallelism special measurement instrument, it is characterized in that, comprise connecting rod, 2 chucks, positioning head and dial gauges, described 2 chucks be arranged in parallel, chuck one end is fixed on connecting rod movably, and the other end is fixedly connected with positioning head and dial gauge respectively.
2. a kind of large scale face according to claim 1 depth of parallelism special measurement instrument, it is characterized in that, described positioning head working surface is provided with ball.
3. a kind of large scale face according to claim 1 depth of parallelism special measurement instrument, it is characterized in that, described chuck is Split type structure, by the screw that is located at two ends closing, and realizes and being fixedly connected with of connecting rod and positioning head.
4. a kind of large scale face according to claim 3 depth of parallelism special measurement instrument, it is characterized in that, the endoporus that described chuck coordinates with connecting rod, positioning head or dial gauge is axially arranged with 1 ~ 3mm gap along chuck.
5., based on the using method of a kind of large scale face according to claim 1 depth of parallelism special measurement instrument, comprise the steps:
1) be incorporated on connecting rod by chuck handle, chuck top screw one connects, and does not first tighten fixing; 2 chuck bottoms install positioning head and dial gauge respectively, and connect with screw two; Ensureing to install rear chuck still can along rod slide;
2) according to the position of spacing determination chuck on connecting rod of measured workpiece two parallel surfaces, the ball on positioning head and dial indicator measuring head possess measuring condition with tested two surface contact respectively, tighten fixing behind location by screw one and screw two;
3) positioning head ball one end is close to surface of the work and slowly slides, and it is measured value that dial gauge all directions find smallest point, and multi-point is measured, and getting maximum difference is the depth of parallelism.
6., based on the using method of a kind of large scale face according to claim 5 depth of parallelism special measurement instrument, described positioning head ball side and dial indicator measuring head side can be relative, opposing or arrange in the same way according to measured workpiece two parallel surfaces relative position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510197833.6A CN105043220A (en) | 2015-04-23 | 2015-04-23 | Special measurement tool for measuring large-size surface parallelism and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510197833.6A CN105043220A (en) | 2015-04-23 | 2015-04-23 | Special measurement tool for measuring large-size surface parallelism and application method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN105043220A true CN105043220A (en) | 2015-11-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510197833.6A Pending CN105043220A (en) | 2015-04-23 | 2015-04-23 | Special measurement tool for measuring large-size surface parallelism and application method thereof |
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| CN (1) | CN105043220A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110793413A (en) * | 2019-10-18 | 2020-02-14 | 罗亨远 | Steel construction installation engineering check out test set |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000258153A (en) * | 1999-03-10 | 2000-09-22 | Fujikoshi Mach Corp | Plane flatness measurement device |
| CN201392161Y (en) * | 2009-04-18 | 2010-01-27 | 瓦房店远东轴承股份有限公司 | Precision double-bridge ruler measurement instrument for large bearings |
| CN202915870U (en) * | 2012-12-05 | 2013-05-01 | 山东双轮克莱德联合泵业有限公司 | A parallelism degree detecting tool used for detecting multistage pump workpieces |
| CN204142162U (en) * | 2014-10-08 | 2015-02-04 | 安徽池州家用机床股份有限公司 | A kind of cubing checking dovetail guide rail parallelism |
| CN204757901U (en) * | 2015-04-23 | 2015-11-11 | 辽宁福鞍重工股份有限公司 | Special measuring tool of jumbo size face depth of parallelism |
-
2015
- 2015-04-23 CN CN201510197833.6A patent/CN105043220A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000258153A (en) * | 1999-03-10 | 2000-09-22 | Fujikoshi Mach Corp | Plane flatness measurement device |
| CN201392161Y (en) * | 2009-04-18 | 2010-01-27 | 瓦房店远东轴承股份有限公司 | Precision double-bridge ruler measurement instrument for large bearings |
| CN202915870U (en) * | 2012-12-05 | 2013-05-01 | 山东双轮克莱德联合泵业有限公司 | A parallelism degree detecting tool used for detecting multistage pump workpieces |
| CN204142162U (en) * | 2014-10-08 | 2015-02-04 | 安徽池州家用机床股份有限公司 | A kind of cubing checking dovetail guide rail parallelism |
| CN204757901U (en) * | 2015-04-23 | 2015-11-11 | 辽宁福鞍重工股份有限公司 | Special measuring tool of jumbo size face depth of parallelism |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110793413A (en) * | 2019-10-18 | 2020-02-14 | 罗亨远 | Steel construction installation engineering check out test set |
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Application publication date: 20151111 |
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