CN103308252B - Calibration device for three-dimensional force measuring platform - Google Patents
Calibration device for three-dimensional force measuring platform Download PDFInfo
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- CN103308252B CN103308252B CN201310198201.2A CN201310198201A CN103308252B CN 103308252 B CN103308252 B CN 103308252B CN 201310198201 A CN201310198201 A CN 201310198201A CN 103308252 B CN103308252 B CN 103308252B
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- assembly
- residual stresses
- caliberating device
- triaxial residual
- force measuring
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Abstract
The invention relates to a calibration device for a three-dimensional force measuring platform, which aims at overcoming the defect that the current force calibration device cannot carry out simultaneous force calibration of three directions on a flat plate type three-dimensional force measuring platform and a convex plate type three-dimensional force measuring platform according to the using needs, and providing a device for carrying out comprehensive and simultaneous orthogonal calibration on the force measuring sensor of the three-dimensional force measuring platform. The device can calibrate the two kinds of three-dimensional force measuring platforms with different appearances. The device is composed of a weight tray assembly, a counter-force plate and spoke type pressure sensor assembly and a three-dimensional force measuring platform calibration device foundation platform assembly, wherein the weight tray assembly is put on the three-dimensional force measuring platform, the counter-force plate and spoke type pressure sensor assembly is connected with the three-dimensional force measuring platform and is fixed by a bolt, and the three-dimensional force measuring platform is connected with the three-dimensional force measuring platform calibration device foundation platform assembly and is fixed by the bolt. The weight tray assembly is composed of a channel steel welding frame and a leg cushion block, and the leg cushion block is connected with the channel steel welding frame through the bolt.
Description
Technical field
The present invention relates to power caliberating device, particularly a kind of triaxial residual stresses caliberating device.
Background technology
Current power caliberating device can not need the power carry out three directions to triaxial residual stresses to demarcate according to using, and have certain limitation, the present invention compensate for this defect just, easy to use, structure also more advantages of simple.And the present invention progressively can apply pressure, demarcate effect also more accurately and reliably.
Summary of the invention
The object of the invention is that overcoming existing power caliberating device according to using the defect needing the power of carrying out three directions to triaxial residual stresses to demarcate, can not provide a kind of triaxial residual stresses caliberating device.
Above-mentioned purpose of the present invention is achieved through the following technical solutions, and accompanying drawings is as follows:
Described a kind of triaxial residual stresses caliberating device, primarily of weight tray assembly I, reaction plate forms with radial pressure transducer assembly II and triaxial residual stresses caliberating device basic platform assembly III, described reaction plate is fixedly connected with triaxial residual stresses IV with radial pressure transducer assembly II, described triaxial residual stresses IV is fixedly connected with triaxial residual stresses caliberating device basic platform assembly III, described weight tray assembly I is placed on triaxial residual stresses IV, described weight tray assembly I is made up of channel-section steel lead frame 1 and supporting leg cushion block 2, supporting leg cushion block 2 and channel-section steel lead frame 1 are bolted, counterweight VI is contained in channel-section steel lead frame 1, described whole force plate/platform caliberating device is supported by three-dimensional strength measurement caliberating device installation foundation V, fixing, described reaction plate and radial pressure transducer assembly II are made up of reaction plate, radial force snesor 4 and sensor pressure head 5, described triaxial residual stresses caliberating device basic platform assembly III is made up of base assembly A and L shape jacking bracket assembly B, together with described base assembly A is bolted to connection with L shape jacking bracket assembly B.
Described reaction plate adopts two types, one type reaction plate 3.1 and another kind of type reaction plate 3.2, together with reaction plate is bolted to connection with radial force snesor 4, sensor pressure head 5 is contained in radial force snesor 4 center pit, and adopts clearance fit.
Described base assembly A by connecting upper plate 6, bedframe supports channel-section steel 7 and base and adjusts backing plate 8 and form, wherein connect upper plate 6 and supports channel-section steel 7 with bedframe and be fixed together, base adjustment backing plate 8 and bedframe support channel-section steel 7 and are fixed together.
Described L shape jacking bracket assembly B welds body 9 by jacking bracket, jacking bracket welds body web joint 10, L shape reaction support 11 and lifting jack assembly 12 and forms, wherein jacking bracket welding body web joint 10 and jacking bracket weld together with body 9 is welded and fixed, L shape reaction support 11 welds body web joint 10 and is bolted to connection with jacking bracket, lifting jack assembly 12 and L shape reaction support 11 are fixed together by fixed pressure ring 17.
Described lifting jack assembly 12 is made up of lifting jack 13, fork-shaped roller supporting seat 16, roller anticreep protective sleeve 14 and roller 15; wherein fork-shaped roller supporting seat 16 and lifting jack leading screw outer top power sleeve pipe 18 clearance fit; together with roller anticreep protective sleeve 14 is bolted to connection with fork-shaped roller supporting seat 16, roller 15 to be placed in fork-shaped roller supporting seat 16 and to adopt clearance fit.
Technique effect of the present utility model is: the object of the invention is to invent a kind of triaxial residual stresses caliberating device, demarcate by force cell and force plate/platform.This device can demarcate the power in three directions, and is progressively loaded to force snesor by pressure lifting jack, thus the demarcation of realizable force.The present invention compensate for the deficiency of power caliberating device in the past, can facilitate and demarcate power accurately, easy to use, has certain Social benefit and economic benefit, is conducive to the development of society.
Accompanying drawing explanation
The axle side schematic diagram such as Fig. 1 .1 triaxial residual stresses caliberating device (demarcating plate type three-dimensional force plate/platform).
The axle side schematic diagram such as Fig. 1 .2 triaxial residual stresses caliberating device (demarcating projective table type triaxial residual stresses).
Fig. 2 .1 triaxial residual stresses caliberating device schematic top plan view (demarcating plate type three-dimensional force plate/platform).
Fig. 2 .2 triaxial residual stresses caliberating device schematic top plan view (demarcating projective table type triaxial residual stresses).
The axles such as Fig. 3 triaxial residual stresses caliberating device measure intention.
Fig. 4 weight tray assembly structural representation.
Fig. 5 .1 reaction plate and radial pressure transducer assembly structural representation (demarcating plate type three-dimensional force plate/platform to use).
Fig. 5 .2 reaction plate and radial pressure transducer assembly structural representation (demarcating projective table type triaxial residual stresses to use).
Fig. 6 triaxial residual stresses caliberating device basic platform assembly structural representation.
Fig. 7 base assembly structural representation.
Fig. 8 L shape jacking bracket assembly structural representation.
Fig. 9 lifting jack assembly structural representation.
Figure 10 fork-shaped roller supporting seat coordinates I-I direction cut-away view with lifting jack leading screw outer top power sleeve pipe.
In figure: I-weight tray assembly; II-reaction plate and radial pressure transducer assembly; III-triaxial residual stresses caliberating device basic platform assembly; IV-triaxial residual stresses; V-three-dimensional strength measurement caliberating device installation foundation; VI-counterweight.
A-base assembly; B-L shape jacking bracket assembly;
1-channel-section steel lead frame; 2-supporting leg cushion block; 3-reaction plate; 4-radial force snesor; 5-sensor pressure head; 6-connects upper plate; 7-bedframe supporting welding channel-section steel; 8-base adjustment backing plate; 9-jacking bracket welding body; 10-jacking bracket welding body web joint; 11-L shape reaction support; 12-lifting jack assembly; 13-lifting jack; 14-roller anticreep protective sleeve; 15-roller; 16-fork-shaped roller supporting seat; 17-fixed pressure ring; 18-lifting jack leading screw outer top power sleeve pipe; 19-jack shell; 20-jack base.
Embodiment
Below in conjunction with accompanying drawing illustrated embodiment, particular content of the present invention is described in further detail.
With reference to Fig. 1 .1,1.2,2.1,2.2,3, a kind of triaxial residual stresses caliberating device, is made up of weight tray assembly I, reaction plate and radial pressure transducer assembly II and three-dimensional force platform caliberating device basic platform assembly III.Weight tray assembly I is placed on triaxial residual stresses IV, reaction plate is connected with triaxial residual stresses IV with radial pressure transducer assembly II, be bolted, triaxial residual stresses IV is connected with three-dimensional force platform caliberating device basic platform assembly III, is bolted.
With reference to Fig. 4, a kind of triaxial residual stresses caliberating device, described weight tray assembly I is by channel-section steel lead frame 1, and supporting leg cushion block 2 forms, and supporting leg cushion block 2 and channel-section steel lead frame 1 are bolted.Supporting leg cushion block 2 plays supplemental support and adjustment weight tray assembly I flatness in calibration process.
With reference to Fig. 5 .1 and Fig. 5 .2, a kind of triaxial residual stresses caliberating device, described reaction plate and radial pressure transducer assembly II are made up of reaction plate 3.1, reaction plate 3.2, radial force snesor 4 and sensor pressure head 5, reaction plate is connected with radial force snesor 4, be bolted on together, sensor pressure head 5 and radial force snesor 4 center pit, clearance fit.Reaction plate, for connecting triaxial residual stresses IV and radial pressure transducer 4, sensor pressure head 5 surface hardening process, bears and transmits the power that lifting jack applies.
With reference to Fig. 6, three-dimensional force platform caliberating device basic platform assembly III is made up of base assembly A and L shape jacking bracket assembly B, and wherein base assembly A is connected with L shape jacking bracket assembly B, is bolted on together.Two L shape jacking bracket assembly B can apply the power of both direction simultaneously, demarcate the both direction of triaxial residual stresses IV simultaneously.
With reference to Fig. 7, a kind of triaxial residual stresses caliberating device, base assembly A described in it is by connecting upper plate 6, bedframe supports channel-section steel 7 and base adjustment backing plate 8 forms, wherein connecting upper plate 6 and bedframe supports together with channel-section steel 7 is welded and fixed, and base adjusts backing plate 8 and bedframe and supports together with channel-section steel 7 is welded and fixed.Upper platen 6 is for being fixedly connected with triaxial residual stresses IV, and base adjustment backing plate 8, by adjustment bolt, plays the effect of firm banking assembly A and adjustment base assembly A flatness.
With reference to Fig. 8,9,10, a kind of triaxial residual stresses caliberating device, described L shape jacking bracket assembly B welds body 9 by jacking bracket, jacking bracket welding body web joint 10, L shape reaction support 11 and lifting jack assembly 12 form, wherein jacking bracket welding body web joint 10 and jacking bracket weld together with body 9 is welded and fixed, L shape reaction support 11 and jacking bracket weld body web joint 10 and are connected, be bolted on together, lifting jack assembly 12 is connected with L shape reaction support 11, is fixed together by fixed pressure ring 17.Described lifting jack assembly 12 is by lifting jack 13; fork-shaped roller supporting seat 16; roller anticreep protective sleeve 14 and roller 15 form; wherein lifting jack 13 comprises mechanical jack, type voltage regulation hydraulic jack, fork-shaped roller supporting seat 16 and lifting jack leading screw outer top power sleeve pipe 18, clearance fit; roller anticreep protective sleeve 14 is connected with fork-shaped roller supporting seat 16; be bolted on together, roller 15 is placed in fork-shaped roller supporting seat 16, clearance fit.Roller 15 surface and fork-shaped roller supporting seat 16 force-bearing surfaces carry out Quenching Treatment.Caliberating device carries out two directions while in calibration process; roller 15 can roll in fork-shaped roller supporting seat 16; at X; in the calibration process that Y-direction is simultaneously stressed; playing reduces friction produces the effect of error, and roller anticreep protective sleeve 14, for preventing roller 15 in calibration process, rolls out from survey face; lifting jack 13 can progressively load, and makes demarcation effect also more accurately and reliably.
The principle of work of triaxial residual stresses caliberating device:
During the work of triaxial residual stresses caliberating device, together with triaxial residual stresses caliberating device basic platform assembly III and three-dimensional strength measurement caliberating device installation foundation V are fixed on by bolt, then being bolted on triaxial residual stresses caliberating device basic platform assembly III by the triaxial residual stresses IV demarcated, weight tray assembly I is placed on by the triaxial residual stresses IV demarcated.When demarcating X-direction, by the lifting jack 13 in pressing X-direction, can progressively load, by the numerical value that the radial force snesor 4 in reaction plate and radial pressure transducer assembly II is measured, numerical value in the X-direction measured with triaxial residual stresses IV contrasts, calibrate the coefficient in triaxial residual stresses IV X-direction, wherein radial force snesor 4 is calibration sensor.When demarcating Y-direction, identical with demarcation X-direction principle.When demarcating Z-direction, by applying counterweight on weight tray assembly I, each counterweight weight is 5 tons, applies one by one, and the numerical value in the Z-direction then measured with triaxial residual stresses IV contrasts, and calibrates the coefficient in triaxial residual stresses IV Z-direction.In calibration process, power can also be applied in 3 directions simultaneously, demarcate.Plate type three-dimensional force plate/platform is identical with the demarcation mode of projective table type triaxial residual stresses, but because two kinds of triaxial residual stresses versions are different, so will use without version reaction plate and radial pressure transducer assembly at timing signal, consult Fig. 5 .1 and 5.2.
Claims (5)
1. a triaxial residual stresses caliberating device, forms with radial pressure transducer assembly (II) and triaxial residual stresses caliberating device basic platform assembly (III) primarily of weight tray assembly (I), reaction plate, it is characterized in that:
Described reaction plate is fixedly connected with triaxial residual stresses (IV) with radial pressure transducer assembly (II), described triaxial residual stresses (IV) is fixedly connected with triaxial residual stresses caliberating device basic platform assembly (III), described weight tray assembly (I) is placed on triaxial residual stresses (IV), described weight tray assembly (I) is made up of channel-section steel lead frame (1) and supporting leg cushion block (2), supporting leg cushion block (2) and channel-section steel lead frame (1) are bolted, counterweight (VI) is contained in channel-section steel lead frame (1), described whole force plate/platform caliberating device is supported by three-dimensional strength measurement caliberating device installation foundation (V), fixing, described reaction plate and radial pressure transducer assembly (II) are made up of reaction plate, radial force snesor (4) and sensor pressure head (5), described triaxial residual stresses caliberating device basic platform assembly (III) is made up of base assembly (A) and L shape jacking bracket assembly (B), together with described base assembly (A) is bolted to connection with L shape jacking bracket assembly (B).
2. a kind of triaxial residual stresses caliberating device according to claim 1, is characterized in that:
Described reaction plate adopts two types, one type reaction plate (3.1) and another kind of type reaction plate (3.2), together with reaction plate is bolted to connection with radial force snesor (4), sensor pressure head (5) is contained in radial force snesor (4) center pit, and adopts clearance fit.
3. a kind of triaxial residual stresses caliberating device according to claim 1 and 2, is characterized in that:
Described base assembly (A) supports channel-section steel (7) by connection upper plate (6), bedframe and base adjustment backing plate (8) forms, wherein connect upper plate (6) and bedframe to support channel-section steel (7) and be fixed together, base adjustment backing plate (8) and bedframe support channel-section steel (7) and are fixed together.
4. a kind of triaxial residual stresses caliberating device according to claim 1 and 2, is characterized in that:
Described L shape jacking bracket assembly (B) welds body (9) by jacking bracket, jacking bracket welds body web joint (10), L shape reaction support (11) and lifting jack assembly (12) and forms, wherein jacking bracket welding body web joint (10) and jacking bracket weld together with body (9) is welded and fixed, L shape reaction support (11) welds body web joint (10) and is bolted to connection with jacking bracket, lifting jack assembly (12) and L shape reaction support (11) are fixed together by fixed pressure ring (17).
5. a kind of triaxial residual stresses caliberating device according to claim 4, is characterized in that:
Described lifting jack assembly (12) is made up of lifting jack (13), fork-shaped roller supporting seat (16), roller anticreep protective sleeve (14) and roller (15); wherein fork-shaped roller supporting seat (16) and lifting jack leading screw outer top power sleeve pipe (18) clearance fit; together with roller anticreep protective sleeve (14) is bolted to connection with fork-shaped roller supporting seat (16), roller (15) to be placed in fork-shaped roller supporting seat (16) and to adopt clearance fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310198201.2A CN103308252B (en) | 2013-05-19 | 2013-05-19 | Calibration device for three-dimensional force measuring platform |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310198201.2A CN103308252B (en) | 2013-05-19 | 2013-05-19 | Calibration device for three-dimensional force measuring platform |
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| Publication Number | Publication Date |
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| CN103308252A CN103308252A (en) | 2013-09-18 |
| CN103308252B true CN103308252B (en) | 2015-01-14 |
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| CN201310198201.2A Expired - Fee Related CN103308252B (en) | 2013-05-19 | 2013-05-19 | Calibration device for three-dimensional force measuring platform |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102607767A (en) * | 2012-04-17 | 2012-07-25 | 苏州龙盛测试设备有限公司 | Calibration device for multi-component sensor |
| JP2012150006A (en) * | 2011-01-19 | 2012-08-09 | Jfe Advantech Co Ltd | Tension meter |
| CN203241192U (en) * | 2013-05-19 | 2013-10-16 | 吉林大学 | Three-dimensional force measuring platform calibration device |
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2013
- 2013-05-19 CN CN201310198201.2A patent/CN103308252B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012150006A (en) * | 2011-01-19 | 2012-08-09 | Jfe Advantech Co Ltd | Tension meter |
| CN102607767A (en) * | 2012-04-17 | 2012-07-25 | 苏州龙盛测试设备有限公司 | Calibration device for multi-component sensor |
| CN203241192U (en) * | 2013-05-19 | 2013-10-16 | 吉林大学 | Three-dimensional force measuring platform calibration device |
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| CN103308252A (en) | 2013-09-18 |
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