CN105157641A - Measuring instrument device convenient to correct measured value - Google Patents
Measuring instrument device convenient to correct measured value Download PDFInfo
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- CN105157641A CN105157641A CN201510631049.1A CN201510631049A CN105157641A CN 105157641 A CN105157641 A CN 105157641A CN 201510631049 A CN201510631049 A CN 201510631049A CN 105157641 A CN105157641 A CN 105157641A
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- montant
- pull bar
- measuring instrument
- instrument device
- cross bar
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Abstract
The invention discloses a measuring instrument device convenient to correct measured values. The measuring instrument device comprises a base provided with sliding rails, a sliding base arranged on the upper surface of the base and engaged with the sliding rails, a vertical rod fixed on the sliding base, a lifting part which sleeves the vertical rod and can do lifting motion along the length direction of the vertical rod, a cross rod with adjustable extending length relative to the lifting part, and a plurality of pull rods, wherein the cross rod is arranged on the lifting part, an arbitrary end of the cross rod is provided with a measuring head, the upper end of each pull rod is fixedly connected with the cross rod, the lower end of each pull rod is fixed on the sliding base, and the pull rods are arranged on the periphery of the vertical rod annually; and the pull rods are of a two-section combined structure, the vertical rod, the cross rod and the pull rods are made of same materials, and each of the vertical rod, the cross rod and the pull rods is provided with a temperature sensor. The measuring instrument device is simple in structure, is convenient in disassembly and transportation of the 3D measuring machine, is conductive to reducing deformation of arms of the 3D measuring machine, and is high in accuracy of the measured values.
Description
Technical field
The present invention relates to equipment or component physical dimension surveying instrument field, particularly relate to a kind of measuring instrument device being convenient to that income value is revised.
Background technology
Three-dimensional measuring machine is also called three-coordinates measuring machine, refers in a hexahedral spatial dimension, can show the instrument of the measurement capabilities such as geometric configuration, length and circumference graduation.Three-coordinates measuring machine again definable " a kind ofly has the detector can doing three direction movements; can move on three orthogonal guide rails; this detector is with mode transmitting signals such as contact or noncontacts; the displacement measurement system (as grating scale) of three axles calculates through data processor or computing machine etc. the instrument that each point (x; y, z) of workpiece and various functions measure ".The measurement function of three-coordinates measuring machine should comprise dimensional accuracy, positioning precision, geometric accuracy and contour accuracy etc.Three coordinate measuring machine has guiding mechanism exactly, surveys elongate elements, digital display device on three orthogonal directions, have one can the worktable (large-scale and huge not necessarily have) of place work piece, gauge head can move on measured point trippingly with manual or maneuver mode, a kind of measuring equipment coordinate figure of measured point shown by reading device and digital display device.Obviously this be the most simply, the most original measuring machine.After having had this measuring machine, all show by reading device and digital display device at the coordinate figure measuring any point in volume.A signal transmitter of adopting for measuring machine is gauge head, along the direction of X, Y, Z tri-axles, grating scale and read head is being housed.Its measuring process when a some signal adopted by gauge head contact workpiece sending, is gone to gather the coordinate figure of current lathe triaxial coordinate relative to machine origin by control system, then is processed data by computer system exactly.
In prior art, three-dimensional measuring machine all has utilization in automobile, motorcycle, engineering machinery, railway locomotive, electricity power, boats and ships, research institutions and other field.The measuring accuracy of three-dimensional measuring machine is larger by the deformation effect of its upper arm, therefore in prior art, three-dimensional measuring machine needs the montant bearing moment of flexure generally to arrange size is larger, so that produce distortion little as far as possible when it is stressed, therefore existing three-dimensional measuring machine is general comparatively heavy, carry out the dismounting of measuring machine during three-dimensional field survey, carrying inconvenience.
Summary of the invention
Measuring accuracy for three-dimensional measuring machine in above-mentioned prior art is larger by the deformation effect of its upper arm, therefore in prior art, three-dimensional measuring machine needs the montant bearing moment of flexure generally to arrange size is larger, so that produce distortion little as far as possible when it is stressed, therefore existing three-dimensional measuring machine is general comparatively heavy, carry out the problem of the dismounting of measuring machine during three-dimensional field survey, carrying inconvenience, the invention provides a kind of measuring instrument device being convenient to that income value is revised.
For solving the problem, a kind of measuring instrument device be convenient to income value is revised provided by the invention solves problem by following technical essential: a kind of measuring instrument device being convenient to revise income value, comprise the base being provided with slide rail, be arranged on the slip base engaged on base upper surface and with described slide rail, be fixed on the montant on slip base, be sheathed on montant and the lifting unit that can move up and down along the length direction of montant, be arranged at cross bar on lifting unit and adjustable relative to lifting unit extension elongation, any one end of described cross bar is provided with measuring head, also comprise many pull bars, the upper end of described pull bar is all fixedly connected with cross bar, the lower end of pull bar is all fixed on slip base, and pull bar annular configuration is in the surrounding of montant, the material of described montant, pull bar and cross bar is identical, and montant, pull bar and cross bar are provided with temperature sensor.
Concrete, the pull bar arranged is for strengthening the rigidity of montant, like this, when total material usage of montant and pull bar is less than the form of the single montant of traditional employing, the montant of this structure and the version of pull bar can reach the rigidity that single montant even exceedes single montant, the version of above montant and pull bar is split-type design compared to the single montant of traditional employing simultaneously, therefore above structure has not only gently changed the general assembly (TW) of three-dimensional measuring machine, make the dismounting of three-dimensional measuring machine simultaneously, carry also more light, also help the distortion reducing three-dimensional measuring machine upper arm further simultaneously.
Adopt the further restriction that the material of montant, pull bar and cross bar is identical, be intended under certain environment temperature, montant, pull bar and cross bar produce identical or relative to thermal deformation, be beneficial to measuring accuracy; Montant, pull bar and cross bar are provided with temperature sensor, are intended to be revised by the test result of value of feedback to measuring head of above temperature sensor, to obtain three-dimensional coordinates measurement value more accurately.
Further technical scheme is:
For the entirety making pull bar can serve montant, the tie point of described pull bar and montant is all positioned at the upper end of montant.
As under a kind of condition meeting montant and each self-strength of pull bar, can reduce the implementation of montant and pull bar weight, described montant and pull bar are the tapered rod that upper end diameter is less than respective lower end diameter.
Under same material consumption, be convenient to obtain the more montant of large rigidity and the version of pull bar as a kind of, described montant and pull bar are hollow structure.
As a kind of cross bar implementation at same material consumption sheer pole with good opposing crooked deformability, described cross bar is the rectangle that width is less than height perpendicular to the longitudinal cross-section of its length direction.
As a kind of further implementation of cross bar at same material consumption sheer pole with good opposing crooked deformability, described cross bar is hollow stem.
The present invention has following beneficial effect:
1, the pull bar arranged is for strengthening the rigidity of montant, like this, when total material usage of montant and pull bar is less than the form of the single montant of traditional employing, the montant of this structure and the version of pull bar can reach the rigidity that single montant even exceedes single montant, the version of above montant and pull bar is split-type design compared to the single montant of traditional employing simultaneously, therefore above structure has not only gently changed the general assembly (TW) of three-dimensional measuring machine, make the dismounting of three-dimensional measuring machine simultaneously, carry also more light, also help the distortion reducing three-dimensional measuring machine upper arm further simultaneously.
2, adopt the further restriction that the material of montant, pull bar and cross bar is identical, be intended under certain environment temperature, montant, pull bar and cross bar produce identical or relative to thermal deformation, be beneficial to measuring accuracy; Montant, pull bar and cross bar are provided with temperature sensor, are intended to be revised by the test result of value of feedback to measuring head of above temperature sensor, to obtain three-dimensional coordinates measurement value more accurately.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation be convenient to the measuring instrument device specific embodiment that income value is revised of the present invention.
Figure acceptance of the bid note is respectively: 1, base, and 2, slip base, 3, montant, 4, cross bar, 5, lifting unit, 6, pull bar.
Embodiment
The invention provides a kind of measuring instrument device being convenient to revise income value, below in conjunction with embodiment, the present invention is described in further detail, but the present invention is not limited only to following examples:
Embodiment 1:
As shown in Figure 1, a kind of measuring instrument device being convenient to that income value is revised, comprise the base 1 being provided with slide rail, be arranged on the slip base 2 engaged on base 1 upper surface and with described slide rail, be fixed on the montant 3 on slip base 2, be sheathed on montant 3 and the lifting unit 5 that can move up and down along the length direction of montant 3, be arranged at cross bar 4 on lifting unit 5 and adjustable relative to lifting unit 5 extension elongation, any one end of described cross bar 4 is provided with measuring head, also comprise many pull bars 6, the upper end of described pull bar 6 is all fixedly connected with cross bar 4, the lower end of pull bar 6 is all fixed on slip base 2, and pull bar 6 annular configuration is in the surrounding of montant 3, the material of described montant 3, pull bar 6 and cross bar 4 is identical, and montant 3, pull bar 6 and cross bar 4 are provided with temperature sensor.
In the present embodiment, the pull bar 6 arranged is for strengthening the rigidity of montant 3, like this, when montant 3 is less than the form of the single montant 3 of traditional employing with total material usage of pull bar 6, the montant 3 of this structure and the version of pull bar 6 can reach the rigidity that single montant 3 even exceedes single montant 3, above montant 3 is split-type design with the version of pull bar 6 compared to the single montant 3 of traditional employing simultaneously, therefore above structure has not only gently changed the general assembly (TW) of three-dimensional measuring machine, make the dismounting of three-dimensional measuring machine simultaneously, carry also more light, also help the distortion reducing three-dimensional measuring machine upper arm further simultaneously.
Adopt the further restriction that the material of montant 3, pull bar 6 and cross bar 4 is identical, be intended under certain environment temperature, montant 3, pull bar 6 and cross bar 4 produce identical or relative to thermal deformation, be beneficial to measuring accuracy; Montant 3, pull bar 6 and cross bar 4 are provided with temperature sensor, are intended to be revised by the test result of value of feedback to measuring head of above temperature sensor, to obtain three-dimensional coordinates measurement value more accurately.
Embodiment 2:
The present embodiment is further qualified on the basis of embodiment 1, as shown in Figure 1, is the entirety making pull bar 6 can serve montant 3, and described pull bar 6 and the tie point of montant 3 are all positioned at the upper end of montant 3.
As under a kind of condition meeting montant 3 and each self-strength of pull bar 6, can reduce the implementation of montant 3 and pull bar 6 weight, described montant 3 and pull bar 6 are the tapered rod that upper end diameter is less than respective lower end diameter.
Under same material consumption, be convenient to obtain the montant 3 of more large rigidity and the version of pull bar 6 as a kind of, described montant 3 and pull bar 6 are hollow structure.
Embodiment 3:
The basis of any one scheme that the present embodiment provides in above embodiment is further qualified, as a kind of cross bar 4 implementation at same material consumption sheer pole 4 with good opposing crooked deformability, described cross bar 4 is the rectangle that width is less than height perpendicular to the longitudinal cross-section of its length direction.
As a kind of cross bar 4 further implementation at same material consumption sheer pole 4 with good opposing crooked deformability, described cross bar 4 is hollow stem.
Above content is the further description done the present invention in conjunction with concrete preferred implementation, can not assert that the specific embodiment of the present invention is confined to these explanations.For general technical staff of the technical field of the invention, not departing from other embodiments drawn under technical scheme of the present invention, all should be included in protection scope of the present invention.
Claims (6)
1. be convenient to measuring instrument device that income value is revised for one kind, comprise the base (1) being provided with slide rail, be arranged on the slip base (2) engaged on base (1) upper surface and with described slide rail, be fixed on the montant (3) on slip base (2), be sheathed on montant (3) and the lifting unit (5) that can move up and down along the length direction of montant (3), be arranged at the cross bar (4) that lifting unit (5) is upper and adjustable relative to lifting unit (5) extension elongation, any one end of described cross bar (4) is provided with measuring head, it is characterized in that, also comprise many pull bars (6), the upper end of described pull bar (6) is all fixedly connected with cross bar (4), the lower end of pull bar (6) is all fixed on slip base (2), and pull bar (6) annular configuration is in the surrounding of montant (3), the material of described montant (3), pull bar (6) and cross bar (4) is identical, and montant (3), pull bar (6) and cross bar (4) are provided with temperature sensor.
2. a kind of measuring instrument device being convenient to revise income value according to claim 1, is characterized in that, described pull bar (6) is all positioned at the upper end of montant (3) with the tie point of montant (3).
3. a kind of measuring instrument device being convenient to revise income value according to claim 1, is characterized in that, described montant (3) and pull bar (6) are the tapered rod that upper end diameter is less than respective lower end diameter.
4. a kind of measuring instrument device being convenient to revise income value according to claim 3, is characterized in that, described montant (3) and pull bar (6) are hollow structure.
5. a kind of measuring instrument device being convenient to revise income value as claimed in any of claims 1 to 4, is characterized in that, described cross bar (4) is the rectangle that width is less than height perpendicular to the longitudinal cross-section of its length direction.
6. a kind of measuring instrument device being convenient to revise income value according to claim 5, it is characterized in that, described cross bar (4) is hollow stem.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510631049.1A CN105157641A (en) | 2015-09-29 | 2015-09-29 | Measuring instrument device convenient to correct measured value |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510631049.1A CN105157641A (en) | 2015-09-29 | 2015-09-29 | Measuring instrument device convenient to correct measured value |
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| Publication Number | Publication Date |
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| CN105157641A true CN105157641A (en) | 2015-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510631049.1A Pending CN105157641A (en) | 2015-09-29 | 2015-09-29 | Measuring instrument device convenient to correct measured value |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2110558U (en) * | 1991-12-11 | 1992-07-22 | 北京市机电研究院 | Cantilever type three-coordinate marking and measuring machine |
| CN2154455Y (en) * | 1992-12-02 | 1994-01-26 | 北京市机电研究院 | Double-arm seperating drawing surveying apparatus for three-coordinate |
| CN102679929A (en) * | 2012-06-04 | 2012-09-19 | 山东金马精汇天成精密技术有限公司 | Horizontal arm type three-coordinate measuring and ruling machine |
| CN203083538U (en) * | 2012-12-04 | 2013-07-24 | 爱佩仪中测（成都）精密仪器有限公司 | Three-coordinate measuring machine |
| CN104057437A (en) * | 2014-07-22 | 2014-09-24 | 爱佩仪中测（成都）精密仪器有限公司 | Three-dimensional measurement marking device |
-
2015
- 2015-09-29 CN CN201510631049.1A patent/CN105157641A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2110558U (en) * | 1991-12-11 | 1992-07-22 | 北京市机电研究院 | Cantilever type three-coordinate marking and measuring machine |
| CN2154455Y (en) * | 1992-12-02 | 1994-01-26 | 北京市机电研究院 | Double-arm seperating drawing surveying apparatus for three-coordinate |
| CN102679929A (en) * | 2012-06-04 | 2012-09-19 | 山东金马精汇天成精密技术有限公司 | Horizontal arm type three-coordinate measuring and ruling machine |
| CN203083538U (en) * | 2012-12-04 | 2013-07-24 | 爱佩仪中测（成都）精密仪器有限公司 | Three-coordinate measuring machine |
| CN104057437A (en) * | 2014-07-22 | 2014-09-24 | 爱佩仪中测（成都）精密仪器有限公司 | Three-dimensional measurement marking device |
Non-Patent Citations (1)
| Title |
|---|
| 周生国、张迎新: "《机械工程测试技术基础》", 31 August 2006 * |
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Application publication date: 20151216 |
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