CN106813611A - A kind of finishing parameter acquiring method for in-site measurement - Google Patents
A kind of finishing parameter acquiring method for in-site measurement Download PDFInfo
- Publication number
- CN106813611A CN106813611A CN201510855522.4A CN201510855522A CN106813611A CN 106813611 A CN106813611 A CN 106813611A CN 201510855522 A CN201510855522 A CN 201510855522A CN 106813611 A CN106813611 A CN 106813611A
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- measurement arm
- measurement
- arm
- articulated
- fixed seat
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/20—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring contours or curvatures, e.g. determining profile
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a kind of finishing parameter acquiring method for in-site measurement, including measurement arm and the probe being fixed on measurement arm free end, the measurement arm includes the first measurement arm, second measurement arm and the 3rd measurement arm, the either end of the first measurement arm is articulated and connected with the either end of the second measurement arm by an articulated section, the other end of the second measurement arm is articulated and connected with the 3rd measurement arm by an articulated section, probe is fixed on the free end of the 3rd measurement arm, fixed seat is additionally provided with the free end of the first measurement arm, the jointed shaft of two articulated sections is parallel to each other, the fixed seat is in flange plate-like, bearing attachment is provided with fixed seat, multiple bolts hole and internal thread hole；The first measurement arm, the second measurement arm and the 3rd measurement arm are multi-section combined structure.Portable construction of the present invention, it is easy for installation, it is suitable for in-site measurement, it is particularly well-suited to the three-dimensional coordinates measurement of heavy measured object.
Description
Technical field
The present invention relates to dimension measuring apparatus field, more particularly to a kind of finishing parameter acquiring method for in-site measurement.
Background technology
Three coordinate measuring machine is mainly used in the measurement of casing, frame, gear, cam, worm gear, worm screw, blade, curve, the curved surface in the industries such as middle-size and small-size accessory, the moulds such as machinery, automobile, aviation, military project, furniture, instrument prototype, machine etc., in can be additionally used in the industries such as electronics, hardware, plastic cement, Precision measurement can be carried out to the size of workpiece, shape and form and position tolerance, so as to complete the tasks such as piece test, profile measurement, process control.Three-dimensional coordinates measurement is to measure and obtain one of most efficient method of sized data, because it can replace the built-up gauge of kinds of surface survey tool and costliness, and complicated measurement task required time is reduced to minute from hour.The function of three coordinate measuring machine is rapidly and accurately to evaluate sized data, and for operator provides the useful information on production process situation, this makes a big difference with all of manual measurement equipment.Testee is placed in three-dimensional coordinates measurement space, the coordinate position of each measuring point on testee can be obtained, according to the spatial value that these are put, be computed obtaining physical dimension, shape and the position of testee.
Existing three coordinate measuring machine is more heavy, and to measure needs on workpiece or component moving to the test desk of three coordinate measuring machine, and the handling process of above workpiece or part wastes time and energy, and is unfavorable for the profile measurement efficiency to workpiece or part.
The content of the invention
It is more heavy for above-mentioned existing three coordinate measuring machine, measuring needs on workpiece or component moving to the test desk of three coordinate measuring machine, the handling process of above workpiece or part wastes time and energy, it is unfavorable for the problem to the profile measurement effect of workpiece or part, the invention provides a kind of finishing parameter acquiring method for in-site measurement.
To solve the above problems, a kind of finishing parameter acquiring method for in-site measurement that the present invention is provided is by following technical essential come solve problem：A kind of finishing parameter acquiring method for in-site measurement, including measurement arm and the probe being fixed on measurement arm free end, the measurement arm includes the first measurement arm, second measurement arm and the 3rd measurement arm, the either end of the first measurement arm is articulated and connected with the either end of the second measurement arm by an articulated section, the other end of the second measurement arm is articulated and connected with the 3rd measurement arm by an articulated section, probe is fixed on the free end of the 3rd measurement arm, fixed seat is additionally provided with the free end of the first measurement arm, the jointed shaft of two articulated sections is parallel to each other, the fixed seat is in flange plate-like, the bearing attachment being connected with the first measurement arm for fixed seat is provided with the upper end end face of fixed seat, the multiple bolts hole through its two ends end face are additionally provided with fixed seat, internal thread hole is additionally provided with the bottom surface of fixed seat；
The first measurement arm, the second measurement arm and the 3rd measurement arm are multi-section combined structure, and the multi-section combined structure includes outer barrel and the inner cylinder coordinated with outer barrel gap, and the inner cylinder is linearly adjustable relative to the extension elongation of outer barrel.
Specifically, in above structure, the fixed seat of setting is used for fixation of this structure by workpiece or part, many are set to by by measurement arm, it is respectively the first measurement arm, second measurement arm and the 3rd measurement arm, the form that many measurement arms are articulated and connected by two articulated sections simultaneously, replacement measurement arm traditional in the prior art is for linear motion on beam while beam may also differ from the structure or motion morphology of above-mentioned linear movement direction track motion, so, when the present apparatus is fixed on into workpiece or part side, probe just can be conveniently accomplished the scanning of the point or face of target, compared to existing three coordinate measuring machine, the structure type of this portable construction, it is easy to be completed to measured object side by carrying the present apparatus point and Surface scan of target, so that the present apparatus is particularly well-suited to the three-dimensional coordinates measurement of heavy measured object.
With in the structure type of upper fixed seat, rolling bearing is preferably used in bearing attachment, so, the inner ring of the rolling bearing and outer ring can be connected with fixed seat and the first measurement arm respectively by the form of interference fit respectively, so, just may be such that the first measurement arm can be rotated relative to fixed seat；The form of fixed seat and bolt hole and internal thread hole thereon, may be such that this fixed seat can be facilitated, firm is fixed on existing tripod, bench vice, workbench.
The measurement of the above first arm, the second measurement arm and the 3rd measurement respective brachium of arm determine the movable scope of the probe of the present apparatus, the structure type for using above-mentioned first measurement arm, the second measurement arm and the 3rd measurement arm is multi-section combined structure, and multi-section combined structure includes inner cylinder and the therewith form of the outer barrel that gap coordinates, each overall length of measurement arm of adjustment can be needed according to specific measurement, the implementation of above inner cylinder and outer barrel is preferably in the form of hydraulic jack.
Further technical scheme is：
Rotated relative to the 3rd measurement arm for ease of braking probe, the scanning of completion point and face to cause mechanism more dexterous, the 3rd measurement arm is articulated and connected with probe by an articulated section, and the jointed shaft of three articulated sections is parallel to each other.
As a kind of lightweight, specific strength measurement arm implementation high, small to thermo-responsive coefficient, the first measurement arm, the second measurement arm and the 3rd measurement respective two end portions material of arm are titanium alloy, and the part material of the first measurement arm, the second measurement arm and the 3rd measurement arm each between two ends is carbon fibre.
To cause to have between each part of the present apparatus bonding strength higher, while beneficial to the precision implementation small, that can for a long time keep certainty of measurement of frayed influence for causing the present apparatus, the articulated section includes the bearing block and the rolling bearing that is fixed in bearing block for titanium alloy material.
The for the benefit of scan efficiency of the present apparatus, the quantity more than one or type more than one of the probe being fixed on the 3rd measurement arm free end.
The invention has the advantages that：
1, simple structure of the present invention, the fixed seat of setting is used for fixation of this structure by workpiece or part, many are set to by by measurement arm, it is respectively the first measurement arm, second measurement arm and the 3rd measurement arm, the form that many measurement arms are articulated and connected by two articulated sections simultaneously, replacement measurement arm traditional in the prior art is for linear motion on beam while beam may also differ from the structure or motion morphology of above-mentioned linear movement direction track motion, so, when the present apparatus is fixed on into workpiece or part side, probe just can be conveniently accomplished the scanning of the point or face of target, compared to existing three coordinate measuring machine, the structure type of this portable construction, it is easy to be completed to measured object side by carrying the present apparatus point and Surface scan of target, so that the present apparatus is particularly well-suited to the three-dimensional coordinates measurement of heavy measured object.
2nd, with the structure type of upper fixed seat, rolling bearing is preferably used in bearing attachment, so, the inner ring of the rolling bearing and outer ring can be connected with fixed seat and the first measurement arm respectively by the form of interference fit respectively, so, just may be such that the first measurement arm can be rotated relative to fixed seat；The form of fixed seat and bolt hole and internal thread hole thereon, may be such that this fixed seat can be facilitated, firm is fixed on existing tripod, bench vice, workbench.
3rd, the first measurement arm more than, the second measurement arm and the 3rd measurement respective brachium of arm determine the movable scope of the probe of the present apparatus, the structure type for using above-mentioned first measurement arm, the second measurement arm and the 3rd measurement arm is multi-section combined structure, and multi-section combined structure includes inner cylinder and the therewith form of the outer barrel that gap coordinates, each overall length of measurement arm of adjustment can be needed according to specific measurement, the implementation of above inner cylinder and outer barrel is preferably in the form of hydraulic jack.
Brief description of the drawings
Fig. 1 is a kind of finishing one structural representation of specific embodiment of parameter acquiring method for in-site measurement of the present invention；
During Fig. 2 is a kind of one specific embodiment of finishing parameter acquiring method for in-site measurement of the present invention, the structural representation of fixed seat.
Figure acceptance of the bid note is respectively：1st, fixed seat, 11, bearing attachment, 12, bolt hole, the 2, first measurement arm, 3, articulated section, the 4, second measurement arm, the 5, the 3rd measurement arm, 6, probe.
Specific embodiment
The invention provides a kind of finishing parameter acquiring method for in-site measurement, with reference to embodiment, the present invention is described in further detail, but the present invention is not limited only to following examples：
Embodiment 1：
As depicted in figs. 1 and 2,A kind of finishing parameter acquiring method for in-site measurement,Including measurement arm and the probe 6 being fixed on measurement arm free end,The measurement arm includes the first measurement arm 2,The second measurement measurement arm 5 of arm 4 and the 3rd,The either end of the first measurement arm 2 is articulated and connected with the either end of the second measurement arm 4 by an articulated section 3,The other end of the second measurement arm 4 is articulated and connected with the 3rd measurement arm 5 by an articulated section 3,Probe 6 is fixed on the free end of the 3rd measurement arm 5,Fixed seat 1 is additionally provided with the free end of the first measurement arm 2,The jointed shaft of two articulated sections 3 is parallel to each other,The fixed seat 1 is in flange plate-like,The bearing attachment 11 being connected with the first measurement arm 2 for fixed seat 1 is provided with the upper end end face of fixed seat 1,The multiple bolts hole 12 through its two ends end face are additionally provided with fixed seat 1,Internal thread hole is additionally provided with the bottom surface of fixed seat 1；First measurement arm 2, the second measurement measurement arm 5 of arm 4 and the 3rd is multi-section combined structure, and the multi-section combined structure includes outer barrel and the inner cylinder coordinated with outer barrel gap, and the inner cylinder is linearly adjustable relative to the extension elongation of outer barrel.
In the present embodiment, the fixed seat 1 of setting is used for fixation of this structure by workpiece or part, many are set to by by measurement arm, it is respectively the first measurement arm 2, the second measurement measurement arm 5 of arm 4 and the 3rd, the form that many measurement arms are articulated and connected by two articulated sections 3 simultaneously, replacement measurement arm traditional in the prior art is for linear motion on beam while beam may also differ from the structure or motion morphology of above-mentioned linear movement direction track motion, so, when the present apparatus is fixed on into workpiece or part side, probe 6 just can be conveniently accomplished the scanning of the point or face of target, compared to existing three coordinate measuring machine, the structure type of this portable construction, it is easy to be completed to measured object side by carrying the present apparatus point and Surface scan of target, so that the present apparatus is particularly well-suited to the three-dimensional coordinates measurement of heavy measured object.
With in the structure type of upper fixed seat 1, rolling bearing is preferably used in bearing attachment 11, so, the inner ring of the rolling bearing and outer ring can measure arm 2 and be connected with fixed seat 1 and first respectively by the form of interference fit respectively, so, just may be such that the first measurement arm 2 can be rotated relative to fixed seat 1；The form of fixed seat 1 and bolt hole thereon 12 and internal thread hole, may be such that this fixed seat 1 can be facilitated, firm is fixed on existing tripod, bench vice, workbench.
The measurement measurement measurement respective brachium of arm 5 of arm 4 and the 3rd of arm 2, second of the above first determines the movable scope of the probe 6 of the present apparatus, the structure type for using above-mentioned first measurement arm 2, the second measurement measurement arm 5 of arm 4 and the 3rd is multi-section combined structure, and multi-section combined structure includes inner cylinder and the therewith form of the outer barrel that gap coordinates, each overall length of measurement arm of adjustment can be needed according to specific measurement.Because each measures arm operationally and need not bear larger stress in the present embodiment, therefore each measurement arm uses hydraulic jack, using more easy oil gear, just can well adjust each length of measurement arm.
Embodiment 2：
The present embodiment is further qualified on the basis of embodiment 1, as depicted in figs. 1 and 2, rotated relative to the 3rd measurement arm 5 for ease of braking probe 6, the scanning of completion point and face to cause mechanism more dexterous, the 3rd measurement arm 5 is articulated and connected with probe 6 by an articulated section 3, and the jointed shaft of three articulated sections 3 is parallel to each other.
As a kind of lightweight, specific strength measurement arm implementation high, small to thermo-responsive coefficient, first measurement arm 2, the second measurement measurement of arm 4 and the 3rd respective two end portions material of arm 5 is titanium alloy, and the part material between the first respective two ends of the measurement measurement measurement arm 5 of arm 4 and the 3rd of arm 2, second is carbon fibre.
To cause to have between each part of the present apparatus bonding strength higher, while beneficial to the precision implementation small, that can for a long time keep certainty of measurement of frayed influence for causing the present apparatus, the articulated section 3 includes the bearing block and the rolling bearing that is fixed in bearing block for titanium alloy material.
Embodiment 3：
The present embodiment is further qualified on the basis of any one scheme that above example is provided, for the benefit of the scan efficiency of the present apparatus, the quantity more than one or type more than one of the probe 6 being fixed on the 3rd measurement arm 5 free end.
Above content is to combine the further description that specific preferred embodiment is made to the present invention, it is impossible to assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, the other embodiment drawn in the case where technical scheme is not departed from should be included within the scope of the present invention.
Claims (5)
1. a kind of finishing parameter acquiring method for in-site measurement, including measurement arm and the probe being fixed on measurement arm free end（6）, it is characterised in that the measurement arm includes the first measurement arm（2）, second measurement arm（4）And the 3rd measurement arm（5）, the first measurement arm（2）Either end with second measurement arm（4）Either end pass through an articulated section（3）It is articulated and connected, the second measurement arm（4）The other end and the 3rd measurement arm（5）By an articulated section（3）It is articulated and connected, probe（6）It is fixed on the 3rd measurement arm（5）Free end on, first measurement arm（2）Free end on be additionally provided with fixed seat（1）, two articulated sections（3）Jointed shaft be parallel to each other, the fixed seat（1）In flange plate-like, fixed seat（1）Upper end end face on be provided with for fixed seat（1）With the first measurement arm（2）The bearing attachment of connection（11）, fixed seat（1）On be additionally provided with multiple bolts hole through its two ends end face（12）, fixed seat（1）Bottom surface on be additionally provided with internal thread hole；
The first measurement arm（2）, second measurement arm（4）And the 3rd measurement arm（5）Multi-section combined structure is, the multi-section combined structure includes outer barrel and the inner cylinder coordinated with outer barrel gap, and the inner cylinder is linearly adjustable relative to the extension elongation of outer barrel；
The fixed seat of setting is used for fixation of this structure by workpiece or part, many are set to by by measurement arm, it is respectively the first measurement arm, second measurement arm and the 3rd measurement arm, the form that many measurement arms are articulated and connected by two articulated sections simultaneously, replacement measurement arm traditional in the prior art is for linear motion on beam while beam may also differ from the structure or motion morphology of above-mentioned linear movement direction track motion, so, when the present apparatus is fixed on into workpiece or part side, probe just can be conveniently accomplished the scanning of the point or face of target, compared to existing three coordinate measuring machine, the structure type of this portable construction, it is easy to be completed to measured object side by carrying the present apparatus point and Surface scan of target, so that the present apparatus is particularly well-suited to the three-dimensional coordinates measurement of heavy measured object.
2. a kind of finishing parameter acquiring method for in-site measurement according to claim 1, it is characterised in that the 3rd measurement arm（5）With probe（6）By an articulated section（3）It is articulated and connected, and three articulated sections（3）Jointed shaft be parallel to each other.
3. a kind of finishing parameter acquiring method for in-site measurement according to claim 1, it is characterised in that the first measurement arm（2）, second measurement arm（4）And the 3rd measurement arm（5）Respective two end portions material is titanium alloy, the first measurement arm（2）, second measurement arm（4）And the 3rd measurement arm（5）Part material between respective two ends is carbon fibre.
4. a kind of finishing parameter acquiring method for in-site measurement according to claim 1, it is characterised in that the articulated section（3）Including the bearing block for titanium alloy material and the rolling bearing being fixed in bearing block.
5. a kind of finishing parameter acquiring method for in-site measurement as claimed in any of claims 1 to 4, it is characterised in that be fixed on the 3rd measurement arm（5）Probe on free end（6）Quantity more than one or type more than one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510855522.4A CN106813611A (en) | 2015-11-29 | 2015-11-29 | A kind of finishing parameter acquiring method for in-site measurement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510855522.4A CN106813611A (en) | 2015-11-29 | 2015-11-29 | A kind of finishing parameter acquiring method for in-site measurement |
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| Publication Number | Publication Date |
|---|---|
| CN106813611A true CN106813611A (en) | 2017-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510855522.4A Pending CN106813611A (en) | 2015-11-29 | 2015-11-29 | A kind of finishing parameter acquiring method for in-site measurement |
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| CN (1) | CN106813611A (en) |
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2015
- 2015-11-29 CN CN201510855522.4A patent/CN106813611A/en active Pending
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Application publication date: 20170609 |
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