CN102703680B - Vernier caliper vibration aging method - Google Patents
Vernier caliper vibration aging method Download PDFInfo
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- CN102703680B CN102703680B CN201210218012.2A CN201210218012A CN102703680B CN 102703680 B CN102703680 B CN 102703680B CN 201210218012 A CN201210218012 A CN 201210218012A CN 102703680 B CN102703680 B CN 102703680B
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Abstract
The invention discloses a vernier caliper vibration aging method, relating to the technical field of destressing treatment of metal components. According to the vernier caliper vibration aging method, a vibration aging device is used and comprises a vibration exciter and a vibration measurement device, wherein the platform surface of a platform is provided with a plurality of parallel T-shaped slots; at least three T-shaped bolts are arranged in each T-shaped slot; a pressing plate passes through the outer side of each T-shaped bolt; the vibration exciter is fixed to the platform surface of the partial platform which is positioned at one end of the of the T-shaped slot; the vibration measurement device is arranged on the platform surface of the partial platform which is positioned at the other end of the of the T-shaped slot; the caliper bodies of a plurality of vernier calipers are overlapped into a caliper body group in a certain quantity and in the thickness direction of the caliper bodies of the vernier calipers; two caliper body groups are arranged in each T-shaped slot of the platform of the vibration aging device; the heads and the tails of the two caliper body groups are in relative parallel arrangement, and three pressing plates are used for compressing both ends and the middle parts of the two caliper body groups on the platform; and according to the vernier caliper vibration aging method and the vibration aging device, the residual stress inside the caliper bodies can be fast and effectively eliminated.
Description
Technical field
The present invention relates to hardware destressing processing technology field, especially a kind of for vernier callipers being carried out to the method for oscillating aging.
Background technology
Vernier callipers is a kind of high-precision length measuring instrument, and it is made up of vernier callipers blade and the chi frame that can slide on vernier callipers blade; Vernier callipers blade is the workpiece of long slim " T " font, and the manufacture of vernier callipers blade expects that from down making finished product will pass through ten multiple working procedures such as heat-treatment quenching, welding, milling, grinding; The vernier callipers assembling is after placing for some time, vernier callipers blade there will be the flexural deformation of length direction and the torsional deformation of width, and these are because the unrelieved stress that vernier callipers blade produces afterwards in the processing of carrying out series of processes causes; Working accuracy and the dimensional precision stability of unrelieved stress to vernier callipers blade has a significant impact, and need to eliminate its unrelieved stress.Being used for eliminating unrelieved stress institute employing method has natural aging, Heat artificially ageing treatment and oscillating aging to process three kinds of methods conventionally, and natural aging does not generally adopt because the time is long; Although Heat artificially ageing treatment can be eliminated the unrelieved stress of blade inside, the hardness that can reduce vernier callipers blade up to the aging temp of 550 ° of C left and right generally will not adopt; At present vernier callipers blade just carries out temper after heat-treatment quenching, and this also can only eliminate a part of because of the cooling unrelieved stress causing rapidly.Oscillating aging is that the method by applying vibration reduces the also unrelieved stress of homogenizing inside parts, thereby improves the working strength of part, stabilizer elements size and geometric accuracy; The minimum natural frequency of vernier callipers blade is greater than the maximum excited frequency of vibration ageing device, need to adopt a kind of device to carry out down conversion process to vernier callipers blade, and choose suitable exciting point and vibrational frequency could be carried out oscillating aging processing to vernier callipers blade, in existing Vibration Aging Process, also do not have a kind of vibration ageing device to go for above-mentioned vernier callipers blade.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of vernier callipers oscillation time-effect method of eliminating vernier callipers blade internal residual stress effective and rapidly.
The technical scheme that technical solution problem of the present invention adopts is: a kind of vernier callipers oscillation time-effect method, use a kind of vernier callipers vibration ageing device, this vernier callipers vibration ageing device includes vibrator and oscillation pickup, there is a platform, on the table top of described platform, be provided with many T-shaped grooves that be arranged in parallel, in each described T-shaped groove, at least three T-shaped bolts are housed, each T-shaped bolt is coated with a block pressur plate outward; Described vibrator is fixed on the table top of one end that described platform is positioned at described T-shaped groove, and described oscillation pickup is placed on the table top of the other end that described platform is positioned at described T-shaped groove;
Operation steps comprises:
A. clamping: many vernier callipers blades are become to a blade group with a definite quantity so that the thickness direction of vernier callipers blade is superimposed, on on every T-shaped groove of the platform of described vibration ageing device, place two described blade groups, the head and the tail opposing parallel of these two blade groups is arranged, and the two ends of these two blade groups and middle part is pressed on described platform with three described pressing plates;
B. by the table-surface level setting of described vernier callipers vibration ageing device, and pad dress thickness is the rubber pad of 70-90 millimeter between described platform and platform upholder; The Young's modulus of described rubber pad is 0.784MPa, and Poisson's ratio is 0.5;
C. start described vibrator, measure frequency-vibration acceleration characteristic of the described vernier callipers vibration ageing device platform that has clamped blade group, find out the low-frequency resonance peak of vibration acceleration, using 2/3 numerical value as oscillating aging acceleration of low-frequency resonance peak acceleration value, find out in the corresponding frequency of oscillating aging acceleration value, lower than that frequency of low-frequency resonance peak frequency as oscillating aging frequency; Described low-frequency resonance peak refers in excited frequency curve corresponding to vibration acceleration, in multiple vibration acceleration crests that excited frequency occurs from low to high, in that acceleration crest of low-limit frequency;
D. adjust described vibrator and under oscillating aging frequency, vibrate 13 minutes, complete the oscillating aging to vernier callipers blade;
Owing to having adopted technique scheme, the present invention compared with prior art has following beneficial effect: 1, adopt and on vernier callipers vibration ageing device platform, fix vernier callipers blade and carry out oscillating aging processing, can effectively eliminate the unrelieved stress of blade inside; 2,1000 vernier callipers blades through oscillating aging processing are followed the tracks of and detected, the vernier callipers assembling was placed after for some time, did not occur the flexural deformation of length direction and the torsional deformation of width.
Brief description of the drawings
Fig. 1 is the vertical view of the embodiment of the present invention.
Fig. 2 is the sectional view at Fig. 1 A-A place.
Fig. 3 is the graphic representation that has clamped frequency-vibration acceleration characteristic of the vernier callipers vibration ageing device platform 2 of blade group.
Embodiment
Below in conjunction with accompanying drawing embodiment, the invention will be further described:
A kind of vernier callipers oscillation time-effect method as shown in Figure 1 and Figure 2, use a kind of vernier callipers vibration ageing device, this vernier callipers vibration ageing device includes vibrator 1 and oscillation pickup 6, there is a platform 2, on the table top of platform 2, be provided with many T-shaped grooves that be arranged in parallel, at least three T-shaped bolts 4 are housed in each T-shaped groove, the outer block pressur plate 3 that is coated with of each T-shaped bolt 4; Vibrator 1 is fixed on the table top of one end that platform 2 is positioned at T-shaped groove, and oscillation pickup 6 is placed on the table top of the other end that platform 2 is positioned at T-shaped groove;
Operation steps comprises:
A. clamping: many vernier callipers blades are become to a blade group 5 with a definite quantity so that the thickness direction of vernier callipers blade is superimposed, and this definite quantity is preferably 10; On on every T-shaped groove of the platform 2 of vibration ageing device, place two blade groups 5, the head and the tail opposing parallel of these two blade groups 5 is arranged, and the two ends of these two blade groups 5 and middle part is pressed on platform 2 with three block pressur plates 3;
B. by the table-surface level setting of vernier callipers vibration ageing device, and pad dress thickness is the rubber pad 7 of 70-90 millimeter between platform 2 and platform upholder; The Young's modulus of rubber pad 7 is 0.784MPa, and Poisson's ratio is 0.5;
C. start vibrator 1, measure frequency-vibration acceleration characteristic of the vernier callipers vibration ageing device platform 2 that has clamped blade group 5, find out the low-frequency resonance peak A0 of vibration acceleration, using 2/3 numerical value as oscillating aging acceleration of low-frequency resonance peak acceleration A 0 numerical value, find out in the corresponding frequency of oscillating aging acceleration value, lower than that frequency of low-frequency resonance peak frequency f 0 as oscillating aging frequency f 1, as shown in Figure 3; Low-frequency resonance peak refers in excited frequency curve corresponding to vibration acceleration, in multiple vibration acceleration crests that excited frequency occurs from low to high, in that acceleration crest A0 of low-limit frequency;
D. adjust vibrator 1 and under oscillating aging frequency, vibrate 13 minutes, complete the oscillating aging to vernier callipers blade.
Employing is fixed vernier callipers blade and is carried out oscillating aging processing on vernier callipers vibration ageing device platform 2, can effectively eliminate the unrelieved stress of vernier callipers blade inside; 1000 vernier callipers blades through oscillating aging processing are followed the tracks of and detected, and the vernier callipers assembling was placed after for some time, did not occur the flexural deformation of length direction and the torsional deformation of width.
Claims (1)
1. a vernier callipers oscillation time-effect method, is characterized in that:
Use a kind of vernier callipers vibration ageing device, this vernier callipers vibration ageing device includes vibrator (1) and oscillation pickup (6), there is a platform (2), on the table top of described platform (2), be provided with many T-shaped grooves that be arranged in parallel, in each described T-shaped groove, at least three T-shaped bolts (4) are housed, the outer block pressur plate (3) that is coated with of each T-shaped bolt (4); Described vibrator (1) is fixed on the table top of one end that described platform (2) is positioned at described T-shaped groove, and described oscillation pickup (6) is placed on the table top of the other end that described platform (2) is positioned at described T-shaped groove;
Operation steps comprises:
A. clamping: by many vernier callipers blades with a definite quantity the superimposed blade group (5) that becomes of thickness direction with vernier callipers blade, upper two the described blade groups (5) of placing on every T-shaped groove of the platform (2) of described vibration ageing device, the head and the tail opposing parallel of these two blade groups (5) is arranged, and the two ends of these two blade groups (5) and middle part is pressed on described platform (2) with three described pressing plates (3);
B. by the table-surface level setting of described vernier callipers vibration ageing device, and pad dress thickness is the rubber pad of 70-90 millimeter between described platform (2) and platform upholder; The Young's modulus of described rubber pad is 0.784MPa, and Poisson's ratio is 0.5;
C. start described vibrator (1), measure frequency-vibration acceleration characteristic of the described vernier callipers vibration ageing device platform (2) that has clamped blade group (5), find out the low-frequency resonance peak of vibration acceleration, using 2/3 numerical value as oscillating aging acceleration of low-frequency resonance peak acceleration value, find out in the corresponding frequency of oscillating aging acceleration value, lower than that frequency of low-frequency resonance peak frequency as oscillating aging frequency; Described low-frequency resonance peak refers in excited frequency curve corresponding to vibration acceleration, in multiple vibration acceleration crests that excited frequency occurs from low to high, in that acceleration crest of low-limit frequency;
D. adjust described vibrator (1) and vibrate 13 minutes under described oscillating aging frequency, complete the oscillating aging to vernier callipers blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201210218012.2A CN102703680B (en) | 2012-06-28 | 2012-06-28 | Vernier caliper vibration aging method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210218012.2A CN102703680B (en) | 2012-06-28 | 2012-06-28 | Vernier caliper vibration aging method |
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| CN102703680A CN102703680A (en) | 2012-10-03 |
| CN102703680B true CN102703680B (en) | 2014-12-10 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102719655A (en) * | 2012-07-13 | 2012-10-10 | 南宁市神华振动时效技术研究所 | Vibration ageing device of vernier caliper |
| CN102925661A (en) * | 2012-12-02 | 2013-02-13 | 南宁市神华振动时效技术研究所 | VSR (vibratory stress relief) method for press roller |
| CN107904391A (en) * | 2017-12-15 | 2018-04-13 | 温州亿固电力科技有限公司 | A kind of stress eliminating device and method of the component of carbon-fibre wire wire clamp |
| CN111024917A (en) * | 2019-12-23 | 2020-04-17 | 北京工业大学 | On-line recovery method for plastic deformation after cyclic loading |
| CN112981293B (en) * | 2021-05-12 | 2021-08-06 | 中国航发北京航空材料研究院 | Vibration aging device and forming vibration aging method for structural wall plate |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1546973A (en) * | 2003-11-28 | 2004-11-17 | 汤小牛 | Method of vibration aging and strain detection for workpiece |
| CN201109028Y (en) * | 2007-11-26 | 2008-09-03 | 中国船舶重工集团公司第七一○研究所 | Mechanically exciting type saw blade smoothing device |
| CN201470586U (en) * | 2009-09-09 | 2010-05-19 | 重庆工商大学 | Vibratory stress relief device |
| CN101736145A (en) * | 2009-12-03 | 2010-06-16 | 安徽省水利部淮河水利委员会水利科学研究院 | Weldings stress relief method of ultra-thick plate box type combined steel girder |
| CN102277475A (en) * | 2011-08-11 | 2011-12-14 | 山西平阳重工机械有限责任公司 | Vibratory stress relief corrected cylindrical part deforming method and anti-deformation restricting fixture |
-
2012
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1546973A (en) * | 2003-11-28 | 2004-11-17 | 汤小牛 | Method of vibration aging and strain detection for workpiece |
| CN201109028Y (en) * | 2007-11-26 | 2008-09-03 | 中国船舶重工集团公司第七一○研究所 | Mechanically exciting type saw blade smoothing device |
| CN201470586U (en) * | 2009-09-09 | 2010-05-19 | 重庆工商大学 | Vibratory stress relief device |
| CN101736145A (en) * | 2009-12-03 | 2010-06-16 | 安徽省水利部淮河水利委员会水利科学研究院 | Weldings stress relief method of ultra-thick plate box type combined steel girder |
| CN102277475A (en) * | 2011-08-11 | 2011-12-14 | 山西平阳重工机械有限责任公司 | Vibratory stress relief corrected cylindrical part deforming method and anti-deformation restricting fixture |
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