CN203550937U - Large-size meter-provided right angle verticality measurement gauge - Google Patents

Large-size meter-provided right angle verticality measurement gauge Download PDF

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Publication number
CN203550937U
CN203550937U CN201320732274.0U CN201320732274U CN203550937U CN 203550937 U CN203550937 U CN 203550937U CN 201320732274 U CN201320732274 U CN 201320732274U CN 203550937 U CN203550937 U CN 203550937U
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China
Prior art keywords
sleeve
meter
benchmark
measurement
axis
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CN201320732274.0U
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Chinese (zh)
Inventor
丁柱中
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CHANGSHAN ZHENGLI MACHINERY & ELECTRIC Co Ltd
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CHANGSHAN ZHENGLI MACHINERY & ELECTRIC Co Ltd
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Priority to CN201320732274.0U priority Critical patent/CN203550937U/en
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Abstract

The utility model discloses a large-size meter-provided right angle verticality measurement gauge which is composed of a rotary reference sleeve, a locating sleeve, a reference shaft, a measurement supporting rod, a meter holder, a meter, a reference shaft seat and a reference race. The reference shaft seat has a frustum structure, and arranged on the reference race. One end of the reference shaft is in interference fit with a reference shaft through hole. The rotary reference sleeve, the locating sleeve and the reference shaft are in sliding fit. One end of the measurement supporting rod is arranged on the rotary reference sleeve and fixedly connected with the rotary reference sleeve, and the other end of the measurement supporting rod is provided with the meter holder. The meter is fixed on the meter holder. According to the utility model, advantages of high measurement accuracy, intuitional meter reading, easy operation and convenient utilization can be realized, no operator skill restriction exists, the working efficiency and reliability of field inspection can be effectively improved, so the large-size meter-provided right angle verticality measurement gauge is especially suitable for machinery industry technological equipment and product verticality field monitoring measurement to ensure the field product large-size angle measurement accuracy.

Description

A kind of large scale band table right angle squareness measurement cubing
Technical field
The utility model belongs to machinery industry technological equipment and product squareness measurement instrument, specifically, is a kind of large scale band table right angle squareness measurement cubing.
Background technology
In mechanical processing industry, error of perpendicularity is a common test item, as many, adopt cast iron try square, wide seat try square, column angle gauge, marble try square etc., carry out observational measurement, especially for large scale, typical products in mass production in-site measurement, implement on-the-spot adjustment or measuring error data analysis, the measurement function of above-mentioned measurer, can not meet directly or Quick Measurement verticality detects error; High-precision three-coordinates measuring machine in the market, it is expensive, can not be frequently for the control survey of scene processing, calibration process, and our company also adopted a kind of column angle gauge originally, need to be used in conjunction with clearance gauge (claiming again thickness gauge) gap length simultaneously, qualitatively judge error.Its measuring method trouble, direct decision errors value again, time and effort consuming, has affected production efficiency and measuring accuracy greatly.
Summary of the invention
The try square and the limited situation of measurement function that for original technology, exist, the utility model provides a kind of large scale band table right angle squareness measurement cubing, have advantages of that measuring accuracy is high, meter reading is directly perceived, simple to operate, easy to use, be especially applicable to machinery industry technological equipment and product verticality field monitor and measure.
The utility model solves the technical scheme that its technical matters adopts: a kind of large scale band table right angle squareness measurement cubing, it is characterized in that: it includes rotation standard sleeve, locating sleeve, reference axis, measurement support bar, meter jaw, instrument, benchmark axle bed and benchmark seat ring, described benchmark axle bed is frustum structure, stub end is arranged on benchmark seat ring, be screwed, little head end has a through hole; Described reference axis one end is arranged on benchmark axle bed microcephaly and holds in through hole, and with through hole interference fit, described rotation standard sleeve, locating sleeve are arranged on reference axis, be slidably matched with reference axis, locating sleeve under, rotation standard sleeve upper; Described measurement support bar one end is arranged on rotation standard sleeve, and affixed with rotation standard sleeve, the other end is provided with meter jaw, and instrument is fixed in meter jaw.
A kind of large scale band table of the utility model right angle squareness measurement cubing, simple to operate, not limited by operator's technical ability, effectively raise field test work efficiency and reliability.Guaranteed on-the-spot product large scale angle-measurement accuracy completely.
Accompanying drawing explanation
Fig. 1 is a kind of large scale band table of the utility model right angle squareness measurement cubing structural representation.
In Fig. 1: 1, benchmark seat ring, 2, benchmark axle bed, 3, reference axis, 4, locating sleeve, 5, rotation standard sleeve, 6, measure support bar, 7, meter jaw, 8, instrument.
Embodiment
Below in conjunction with Fig. 1, the utility model a kind of large scale band table right angle squareness measurement cubing is described further.
A kind of large scale band table right angle squareness measurement cubing shown in Fig. 1, by rotation standard sleeve 5, locating sleeve 4, reference axis 3, measurement support bar 6, meter jaw 7, instrument 8, benchmark axle bed 2 and benchmark seat ring 1, formed, benchmark seat ring 1 is made by the GCr15 material of diameter 100mm-200mm, thick 12mm-20mm, hardness is high, wearing quality good, benchmark axle bed 2 is frustum structure, by HT150 gray iron, made, benchmark axle bed 2 and benchmark seat ring 1 use screw fastening are integral; Rotation standard sleeve 5, locating sleeve 4 are arranged on reference axis 3, locating sleeve 4 under, rotation standard sleeve 5 is upper, rotation standard sleeve 5 adopts GCr15 material to make, select basic shaft system G7/h6 tolerance fit with reference axis 3, carry out spouse's processing, tolerance clearance is less than 0.005mm and is slidably matched; Reference axis 3 is made by the GCr15 material of diameter 30 mm-60mm, high 500mm-1000mm, skin hardness is high, wearing quality good, reach≤Ra0.2 of surfaceness μ m, reference axis 3 adopts K7/h7 tolerance interference fit with the through hole of benchmark axle bed 2, and once refined with benchmark seat ring 1, measure support bar 6, mainly play gage beam effect, according to test product actual characteristic, the support bar of replaceable different size (length); Meter jaw 7 is for connecting and clamp the effect of meter 8; Meter 8 ranging are 0mm-3 mm, can select arbitrarily 0.01mm, 0.001mm specification scale according to tested precision, and the circularity of the utility model integral body, cylindricity, verticality precision reach 0-1 level scope.
A kind of large scale band table of the utility model right angle squareness measurement cubing, simple to operate, measuring error intuitive is good, not limited by operator's technical ability, effectively raise field test work efficiency and reliability, guaranteed on-the-spot product large scale angle-measurement accuracy completely.
measuring and operating method:
one, standard calibration
By standard, transmit try square (0 grade) as standard, the utility model a kind of large scale band table right angle squareness measurement cubing is calibrated to " zero " position, attention is put arbitrarily measuring position (prevention measurer gross error) by the utility model, and will be with meter 8 elastic measuring head alignment criteria to transmit try square, make meter 8 gauge head pressure table contact 0.20mm~0.50mm pointers to " zero ", and simulate on measured piece height (size) carries out, lower slider operation, confirm within the scope of instrument measurement error of perpendicularity height (length) >=500mm error < 0.005mm, can use the utility model.
two, product is measured
1, before measuring, must check and wiping benchmark seat ring 1 bottom surface, keep smooth no-sundries, without the serviceable condition such as damaging;
2, the machined surface and the tested vertical surface roughness that check product and measured piece contact worktable are answered coincidence pattern to require or meet Ra1.6 requirement;
3, measure: a kind of large scale band table of the utility model right angle squareness measurement cubing is entered to move to test product and measured piece suitable distance, adjust locating sleeve 4 to test product and measured piece proper height, implement first point measurement: wheel measuring support bar 6, aim at product surface, meter 8 gauge heads are pressed and touch 0.20 mm~0.50mm, wheel measuring support bar 6, operational measure table 8 elastic measuring head is made ± 30 ° of arcs and is measured, the maximum corner position of the now repeatable appearance of scale pointer, the dish of setting the watch makes pointer to " zero " position; Implement second point measurement: keep reference axis position motionless, unclamp locating sleeve 4, the position of sliding and rotating standard sleeve 5 and measuring 6 to second measured points of support bar, and stationary positioned guide pin bushing, wheel measuring support bar 6, operational measure table 8 gauge head is made ± 30 ° of arcs and is measured, and now meter pointer is repeatable occurs maximum corner position and records reading;
4, result is judged: according to the first point measurement table " zero " position, the error amount of more current (second point) reading pointer and " zero " position groove, by chord length error dimensional data result, be input to Excel formula form, can automatically change and calculate angular error data, whether final decision test product verticality is qualified.
It needs to be noted, the mode of above-described embodiment only limits to describe the present embodiment, but the utility model is confined to aforesaid way incessantly, therefore and those skilled in the art can modify easily accordingly within not departing from scope of the present utility model, scope of the present utility model should comprise principle that the utility model discloses and the maximum magnitude of new feature.

Claims (5)

1. a large scale band table right angle squareness measurement cubing, it is characterized in that: it includes rotation standard sleeve (5), locating sleeve (4), reference axis (3), measures support bar (6), meter jaw (7), instrument (8), benchmark axle bed (2) and benchmark seat ring (1), described benchmark axle bed (2) is frustum structure, stub end is arranged on benchmark seat ring (1), be screwed, little head end has a through hole; Described reference axis (3) one end is arranged on benchmark axle bed (2) microcephaly and holds in through hole, with through hole interference fit, it is upper that described rotation standard sleeve (5), locating sleeve (4) are arranged on reference axis (3), is slidably matched with reference axis (3), locating sleeve (4) under, rotation standard sleeve (5) upper; It is upper that described measurement support bar (6) one end is arranged on rotation standard sleeve (5), and affixed with rotation standard sleeve (5), the other end is provided with meter jaw (7), and instrument (8) is fixed in meter jaw (7).
2. according to the said a kind of large scale band table right angle squareness measurement cubing of claim 1, it is characterized in that: benchmark seat ring (1) is made by the GCr15 material of diameter 100mm-200mm, thick 12mm-20mm.
3. according to the said a kind of large scale band table right angle squareness measurement cubing of claim 1, it is characterized in that: rotation standard sleeve (5) adopts GCr15 material to make, select basic shaft system G7/h6 tolerance fit with reference axis (3), carry out spouse's processing, tolerance clearance is less than 0.005mm and is slidably matched.
4. according to the said a kind of large scale band table right angle squareness measurement cubing of claim 1, it is characterized in that: reference axis (3) is made by the GCr15 material of diameter 30 mm-60mm, high 500mm-1000mm, reach≤Ra0.2 of surfaceness μ m, adopt K7/h7 tolerance interference fit with the through hole of benchmark axle bed (2), and once refined with benchmark seat ring (1).
5. according to the said a kind of large scale band table right angle squareness measurement cubing of claim 1, it is characterized in that: whole circularity, cylindricity, verticality precision reach 0-1 level scope.
CN201320732274.0U 2013-11-20 2013-11-20 Large-size meter-provided right angle verticality measurement gauge Active CN203550937U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320732274.0U CN203550937U (en) 2013-11-20 2013-11-20 Large-size meter-provided right angle verticality measurement gauge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320732274.0U CN203550937U (en) 2013-11-20 2013-11-20 Large-size meter-provided right angle verticality measurement gauge

Publications (1)

Publication Number Publication Date
CN203550937U true CN203550937U (en) 2014-04-16

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104121880A (en) * 2014-08-04 2014-10-29 刘影 Parallelism detecting device
CN105423859A (en) * 2015-11-20 2016-03-23 沈阳黎明航空发动机(集团)有限责任公司 Measurement tool for controlling uniformity of coating layer of casing

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104121880A (en) * 2014-08-04 2014-10-29 刘影 Parallelism detecting device
CN105423859A (en) * 2015-11-20 2016-03-23 沈阳黎明航空发动机(集团)有限责任公司 Measurement tool for controlling uniformity of coating layer of casing

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