CN103954246B - Variable arm articulated coordinate measuring machine provided with magneto-electric locking arm apparatus - Google Patents
Variable arm articulated coordinate measuring machine provided with magneto-electric locking arm apparatus Download PDFInfo
- Publication number
- CN103954246B CN103954246B CN201410108122.2A CN201410108122A CN103954246B CN 103954246 B CN103954246 B CN 103954246B CN 201410108122 A CN201410108122 A CN 201410108122A CN 103954246 B CN103954246 B CN 103954246B
- Authority
- CN
- China
- Prior art keywords
- joint
- base plate
- ring support
- electromagnetic wire
- wire ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention provides a variable arm articulated coordinate measuring machine provided with a magneto-electric locking arm apparatus. The variable arm articulated coordinate measuring machine comprises fix rotatable joints, three segments of measuring arms, a base and a gauge head. The six rotatable joints connected in series through the three segments of the measuring arms form a space open chain structure, and the tail end of the open chain structure is the gauge head of the measuring machine. From the base, a first-order joint and a second-order joint are internally provided with joint locking assemblies, and the joint locking assemblies are electromagnetic joint lock assemblies. According to the invention, in the joint locking assemblies of the articulated coordinate measuring machine based on an electromagnetic technology, additional arrangement of machinery structures is unnecessary, no influences are exerted on the mechanical distribution of the measuring machine, after the joints are locked, the number of sensors for dynamic output is reduced, the rotation of an angle sensor is restricted, the output errors of the angle sensor are reduced, and the measuring precision is improved.
Description
Technical field
The present invention relates to articulated coordinate machine is and in particular to a kind of pass of the variable arm with magneto-electric hammerlock device
Section formula coordinate measuring machine.
Background technology
Articulated coordinate machine is a kind of three coordinate measuring machine of the nonopiate co-ordinate-type of multiple degrees of freedom, generally has 6
Degree of freedom.It copies human synovial structure, is connected in series structure by three measurement arms and a gauge head by six (rotation) joints
Become space open-chain structure, thus linear measure longimetry benchmark be instead of with angular surveying benchmark.When being measured using measuring machine, survey
Head coordinate is the function of measuring machine kinematics parameters and its six joint angles.With traditional orthogonal coordinate system formula three-dimensional coordinates measurement
Machine is compared, and it has the advantages that, and measurement range is big, convenient, flexible, precision is higher, frame for movement is simple, good environmental adaptability.But
It is that on the other hand its structure is a kind of cascaded structure, its every error is that tandem is delivered to measurement result step by step, thus its
Precision is difficult to be guaranteed.
Content of the invention
It is an object of the invention to provide a kind of articulated coordinate machine of the variable arm with magneto-electric hammerlock device.
This coordinate measuring machine can reduce the number of sensors carrying out dynamical output, and the rotation of limited angular sensor, thus reduce
The output error of this angular transducer, improves measuring accuracy.
The invention provides a kind of articulated coordinate machine, including：Base, gauge head, arrange step by step from base to gauge head
Six rotatable joints, three sections being together in series around the rotatable joint of own axes by six measure arms and magneto-electric
Hammerlock device, the angle of articulation controls acquisition so that gauge head can by the high accuracy circular Grating Angle Sensor installed thereon
To be measured to tested article using any attitude, described magneto-electric hammerlock device includes the first joint near base arrangement
First joint locking assembly of internal setting, is set inside the second joint being connected to each other by the first measurement arm with the first joint
The second joint locked component put, in non-locking, the first and second joints can normal rotation, first or second joint locking
When assembly is locked, first or second joint locked component acted on by electromagnetism adhesive so that first or second joint can not turn
Dynamic, and then one end of fixing the first measurement arm near base and the second measurement arm.
Preferably, described first joint locking assembly includes the first electromagnetic wire ring support with the adsorption plane being combined together
And suction piece, described first electromagnetic wire ring support is rigidly fixed to base, and described suction piece is rigidly connected on the axle in the first joint, this axle
Pass through from the centre bore that the first joint locking assembly forming is fitted to each other by the first electromagnetic wire ring support with suction piece.
Preferably, described first electromagnetic wire ring support includes solenoid body and the annulus base plate being internally provided with coil, institute
State solenoid body to be fixed on annulus base plate, described solenoid body is torus, solenoid body inboard aperture and annulus bottom
The inner side hole site of plate overlaps and aligns, and solenoid body outside diameter is less than the outside ring diameter of annulus base plate, so that in annulus
Bottom edge reserves the position of fastener hole so that coil holder is rigidly fixed to base by securing member, and described suction piece includes annulus
Base plate and be located at annulus base plate middle position tubular protrusion, when being not powered on, the annulus base plate of described suction piece not by tubulose
Small-gap suture, during energising, described suction is kept between surface that projection covers and the surface of solenoid body of the first electromagnetic wire ring support
The surface of the surface not covered by tubular protrusion of the annulus base plate of piece and the solenoid body of the first electromagnetic wire ring support is inhaled each other
Affixed it is combined.
Preferably, described second joint locked component includes the second electromagnetic wire ring support with the adsorption plane being combined together
With electromagnetism adhesive axle, the second coil holder is rigidly fixed on the housing of the second joint being connected with the axle in the first joint, described
Electromagnetism adhesive axle passes through from the centre bore of second joint locked component.
Preferably, described electromagnetism adhesive axle is cylinder, has stop position sensor in axial one end, axially another
End has the lamellar bead having with the surface of the second electromagnetic wire ring support magnetic absorption projecting radially outwardly, the second solenoid
Seat includes solenoid body and annulus base plate, and solenoid body is fixed on annulus base plate, and coil is packaged in solenoid body
In, described solenoid body is torus, and its inboard aperture is overlapped with the central hole location of annulus base plate and aligns, and its outside diameter is little
In the outside ring diameter of annulus base plate, to reserve the position of fastener hole so that the second coil holder passes through in annulus bottom edge
Securing member is rigidly fixed to second joint housing, when being not powered on, the lamellar bead of described electromagnetism adhesive axle and the first solenoid
Small-gap suture, during energising, the lamellar bead of described electromagnetism adhesive axle and the first electromagnetism is kept between the surface of solenoid body of seat
The surface of the solenoid body of coil holder is adsorbed each other and is fit together.
Preferably, described first and second joint locking assemblies can individually lock it is also possible to lock simultaneously.
It should be appreciated that aforementioned description substantially and subsequently detailed description are exemplary illustration and explanation, should not
As the restriction to the claimed content of the present invention.
Brief description
With reference to the accompanying drawing enclosed, the more purpose of the present invention, function and advantage will be as follows by embodiment of the present invention
Description is illustrated, wherein：
Fig. 1 a and Fig. 1 b is that the summary of the articulated coordinate machine of variable arm with magneto-electric hammerlock device is shown respectively
It is intended to and longitudinal sectional drawing；
Fig. 2 a and Fig. 2 b is the first joint locking assembly 108 of setting in articulated coordinate machine joint 101 respectively
Front view and rearview；
Fig. 3 a and Fig. 3 b is the front view of the first electromagnetic wire ring support 201 and the backsight of the first joint locking assembly 108 respectively
Figure；
Fig. 4 a and Fig. 4 b is the front view of suction piece 202 and the rearview of the first joint locking assembly 108 respectively；
Fig. 5 a and Fig. 5 b is the second joint locked component 109 of setting in articulated coordinate machine joint 102 respectively
Front view and rearview；
Fig. 6 a and Fig. 6 b is the front view of electromagnetism adhesive axle 502 and rearview in second joint locked component 109 respectively；
Fig. 7 a and Fig. 7 b be respectively the front view of the second electromagnetic wire ring support 501 in second joint locked component 109 and after
View.
Specific embodiment
By reference to one exemplary embodiment, the purpose of the present invention and function and the side for realizing these purposes and function
Method will be illustrated.However, the present invention is not limited to one exemplary embodiment disclosed below；Can by multi-form Lai
It is realized.The essence of description is only to aid in the detail of the various equivalent modifications Integrated Understanding present invention.
Hereinafter, embodiments of the invention will be described with reference to the drawings.In the accompanying drawings, identical reference represent identical
Or similar part, or same or similar step.
Fig. 1 shows that the present invention has the articulated flexible COMERO 100 of the variable arm of magneto-electric hammerlock device, bag
Include six joints 101,102,103,104,105 and 106, three sections measure arms 110,111,112, base 107 and gauge head 113,
And magneto-electric hammerlock device.Six joints 101,102,103,104,105 and 106 are arranged from base 107 step by step to gauge head 113
Become：Connected one by one six rotatable joints 101,102,103,104,105 and 106 by three sections of measurement arms 110,111,112, by
This Special composition open-chain structure is so that the gauge head 113 of the end of this open-chain structure can be entered to tested article using any attitude
Row measurement.
Each joint 101,102,103,104,105 and 106 can be rotated around the axis of its own, the angle of articulation
Degree controls acquisition by the high accuracy circular Grating Angle Sensor installed thereon.Due to frame for movement limit, wherein joint 101,
103rd, 105 can rotate in 0～2 π angular range, and joint 102,104,106 can rotate in the angular range of-π～0.
Because articulated coordinate machine is the space open-chain structure of a series connection, prime error can be amplified step by step and is transferred to
Gauge head, therefore in order to improve certainty of measurement, the present invention is closed using by the 1st grade of joint larger on measurement error impact and the 2nd grade
The method of section locking, measurement error is greatly lowered.
The magneto-electric hammerlock device of the coordinate measuring machine 100 according to the present invention includes：Setting inside the first joint 101
First joint locking assembly 108, and the second joint locked component 109 arranging inside second joint 102, thus can make six
The degree of freedom of degree-of-freedom joint coordinate measuring machine is reduced to 4, has both ensured to remain able to realize space any attitude measurement, simultaneously
Also so that during measurement application different positions and pose easily some it is not necessary to Auxiliary support device.
The concrete structure of each joint locking assembly is explained in detail below.
Fig. 2 a and Fig. 2 b is the front view of the first joint locking assembly 108 and the rearview in the first joint 101.First joint
Locked component 108 includes being fitted to each other the first electromagnetic wire ring support 201 together and suction piece 202.First electromagnetic wire ring support 201 with
Suction piece 202 profile cooperates, and can be attached together by contact surface after energising, forms the first joint locking assembly 108, such as
Shown in Fig. 1 b.
First electromagnetic wire of the first joint locking assembly 108 is described in detail in detail below with reference to Fig. 3 a and Fig. 3 b and Fig. 4 a and Fig. 4 b
Ring support 201 and the structure of suction piece 202.
Fig. 3 a and Fig. 3 b is front view and the rearview of the first electromagnetic wire ring support 201.
First electromagnetic wire ring support 201 includes solenoid body 301 and annulus base plate 302, and coil case 301 is fixed on annulus bottom
On plate 302, coil is packaged in solenoid body 301.Solenoid body 301 is torus, its inboard aperture and annulus base plate
302 inner side hole site overlaps and aligns, and its outside diameter is less than the outside ring diameter of annulus base plate 302, so that in annulus base plate
302 edges reserve the position of fastener hole 303 so that coil holder 201 is rigidly fixed to base 107 by securing member 304, such as Fig. 1 b
Shown.
Fig. 4 a and Fig. 4 b is front view and the rearview of suction piece 202.
Suction piece 202 includes annulus base plate 401 and tubular protrusion 402, and tubular protrusion 402 is located at the central authorities of annulus base plate 401
Position, suction piece 202 is rigidly connected on the axle 114 in the first joint 101 by modes such as splines, and this axle 114 is from by the first electromagnetism
Coil holder 201 and suction piece 202 are fitted to each other in the centre bore of the first joint locking assembly 108 of composition and pass through.Suction piece 202 is by fitting
Material in electromagnetic adsorption is made.
In the case of not implementing joint locking, at the first joint 101 of articulated coordinate machine, suction piece 202
The table of the solenoid body 301 of the surface not covered by tubular protrusion 402 of annulus base plate 401 and the first electromagnetic wire ring support 201
There is the gap of about 0.1～0.3mm, therefore suction piece 202 can be freely rotatable with respect to base 107 with axle 114 between face,
That is, joint 101 can be with normal rotation.
If enforcement joint locking, to the coil electricity in the first electromagnetic wire ring support 201, the first electromagnetic wire ring support 201
The contact surface adhesive each other of the annulus base plate 401 of solenoid body 301 and suction piece 202.Because coil holder 201 rigidly fixes on earth
Seat 107, and suction piece 202 is rigidly connected on the axle 114 in joint 101, therefore suction piece 202 by after magnetic absorption, axle 114 just by
Pin it is impossible to rotate with respect to base 107 so that the motion in joint 101 can not be passed to second joint 102, therefore joint
101 are locked.
Fig. 5 a and Fig. 5 b is front view and the rearview of second joint locked component 109.Second joint locked component 109 wraps
Include be fitted to each other the second electromagnetic wire ring support 501 together and electromagnetism adhesive axle 502.Second electromagnetic wire ring support 501 and electromagnetism are inhaled
Sympodium 502 profile cooperates, and can be attached together by contact surface after energising, forms second joint locked component 109, such as
Shown in Fig. 1 b.
Second solenoid of second joint locked component 109 is described in detail in detail below with reference to Fig. 6 a and Fig. 6 b and Fig. 7 a and Fig. 7 b
Seat 501 and the structure of electromagnetism adhesive axle 502.
Fig. 6 a and Fig. 6 b is the front view of electromagnetism adhesive axle 502 and the rearview of second joint locked component 109.As 6a institute
Show, this adhesive axle 502 main body is cylinder, but has stop position sensor in axial one end, has footpath in the axial other end
To lamellar bead 601 outwardly, lamellar bead 601 1 side surface is the surface with the second electromagnetic wire ring support 501 absorption.
Electromagnetism adhesive axle 502 is fixing by bearing 115 (see Fig. 1 b) in second joint 102, and described axle and bearing are by joint housing 116 envelope
Load, and joint housing 116 and axle 114 fixing so that in the case of the non-locking of the first joint 101, second joint 102
Rotation is driven by axle 114.
Fig. 7 a and Fig. 7 b is the front view of the second electromagnetic wire ring support 501 and the rearview of second joint locked component 109, its
It is similar to that the first electromagnetic wire ring support 201 of Fig. 3 a, the state that simply coil encapsulation has been fixed up by the latter, Qian Zheshi
It is not put into the state of coil.Second electromagnetic wire ring support 501 includes solenoid body 701 and annulus base plate 702, coil case 701
It is fixed on annulus base plate 702, coil is packaged in solenoid body 701.Solenoid body 701 is torus, inside it
Hole is overlapped with the central hole location of annulus base plate 702 and aligns, and its outside diameter is less than the outside ring diameter of annulus base plate 702, with
Just reserve the position of fastener hole so that coil holder 501 is rigidly fixed to joint housing by securing member at annulus base plate 702 edge
116, as shown in Figure 1 b.
The second electromagnetism in the case of not implementing joint locking, in the second joint locked component 109 of second joint 102
There is the gap of about 0.1～0.3mm, therefore electromagnetism adhesive axle 502 can be relatively between coil holder 501 and electromagnetism adhesive axle 502
Freely rotatable in joint housing 116, thus the motion of second joint 102 can be passed to next joint.
In the case of implementing joint locking, coil electricity in the second electromagnetic wire ring support 501 is so that the second solenoid
The contact surface adhesive each other of the lamellar bead 601 on seat 501 and electromagnetism adhesive axle 502.Because coil holder 501 is rigidly fixed to pass
Section housing 116, so electromagnetic wire ring support 501 is locked, the electromagnetism adhesive axle 502 of therefore adhesive therewith just can not be with respect to joint
Housing 116 arbitrarily rotates, and joint 102 is in the lock state.
Certainly, first order joint 101 can individually lock with second level joint it is also possible to together with lock, and unrestrictedly.Separately
Outward, the present invention does not limit the electromagnetic wire ring support being fitted to each other and suction piece and electromagnetic wire ring support and the concrete knot of electromagnetism adhesive axle
Structure, as long as the axle being capable of joint is fixing by magnetic attracting.
The magneto-electric hammerlock device of the present invention has advantages below：
1. joint locking modular construction is simply compact, arranges around joint shaft and is contained in intra articular, without prejudice to joint
Action, and it is easy to measuring machine gathering vanning.
2. can reliably lock and quickly and easily unlock, can lock at an arbitrary position, lock the no position changing of the relative positions in front and back.Root
According to the present invention, the position of the 1st grade of arm 110 can reliably be fixed, and can also allow the 1st grade of arm according to the demand of measurement range
It is freely-movable that 110 fixed position continuously adjustabe simultaneously makees space, has largest motion scope and minimum force deformation so that the 2nd grade
The 3rd level arm 112 of arm 111 and installation measurement head meets space large-scale metrology scope needs to greatest extent.
3. improve certainty of measurement, the first and second joints due to coordinate measuring machine are locked, and limit angular transducer
Rotation, thus reduce this angular transducer and there is eccentric error in itself and rotate and produce the output that causes of cumulative error by mistake
Difference.
Explanation in conjunction with the present invention disclosing here and practice, the other embodiment of the present invention is for those skilled in the art
All will be readily apparent and understand.Illustrate and embodiment be to be considered only as exemplary, the true scope of the present invention and purport equal
It is defined in the claims.
Claims (4)
1. a kind of articulated coordinate machine of the variable arm with magneto-electric hammerlock device, including：Base, gauge head, from base
Six rotatable joints arranging step by step to gauge head, surveyed around three sections that the rotatable joint of own axes is together in series by six
Amount arm and magneto-electric hammerlock device, the angle of articulation is controlled by the high accuracy circular Grating Angle Sensor installed thereon
Obtain so that gauge head can be measured to tested article using any attitude,
Wherein said magneto-electric hammerlock device includes the first joint locking group of the first intra articular setting near base arrangement
Part, the second joint locked component of setting inside the second joint being connected to each other by the first measurement arm with the first joint,
In non-locking, the first and second joints can normal rotation,
First or second joint locked component be locked when, first or second joint locked component acted on by electromagnetism adhesive,
Make first or second joint can not rotate, and then one end of fixing the first measurement arm near base and the second measurement arm,
Wherein said first joint locking assembly includes the first electromagnetic wire ring support and the suction piece with the adsorption plane being combined together,
Described first electromagnetic wire ring support is rigidly fixed to base, and described suction piece is rigidly connected on the axle in the first joint, and this axle is from by
One electromagnetic wire ring support and suction piece are fitted to each other in the centre bore of the first joint locking assembly of composition and pass through, the first electromagnetism after energising
Coil holder and suction piece are attached together by contact surface；Wherein said second joint locked component includes having and is combined together
Second electromagnetic wire ring support of adsorption plane and electromagnetism adhesive axle, the second coil holder is rigidly fixed to and is connected with the axle in the first joint
On the housing of second joint, described electromagnetism adhesive axle passes through from the centre bore of second joint locked component；Second electricity after energising
Magnet-wire ring support and electromagnetism adhesive axle are attached together by contact surface.
2. articulated coordinate machine according to claim 1, wherein
Described first electromagnetic wire ring support includes solenoid body and the annulus base plate being internally provided with coil, described solenoid body
It is fixed on annulus base plate, described solenoid body is torus, the inner side hole position of solenoid body inboard aperture and annulus base plate
Put coincidence alignment, solenoid body outside diameter is less than the outside ring diameter of annulus base plate, to reserve in annulus bottom edge
The position of fastener hole so that coil holder is rigidly fixed to base by securing member,
Described suction piece includes annulus base plate and is located at the tubular protrusion of the middle position of annulus base plate,
When being not powered on, the electromagnetism of the surface not covered by tubular protrusion of the annulus base plate of described suction piece and the first electromagnetic wire ring support
Small-gap suture is kept between the surface of coil case,
During energising, the electromagnetic wire of the surface not covered by tubular protrusion of the annulus base plate of described suction piece and the first electromagnetic wire ring support
The surface of circle body is adsorbed each other and is fit together.
3. articulated coordinate machine according to claim 1, wherein
Described electromagnetism adhesive axle is cylinder, has stop position sensor in axial one end, has radially in the axial other end
The lamellar bead having with the surface of the second electromagnetic wire ring support magnetic absorption outwardly,
Second electromagnetic wire ring support includes solenoid body and annulus base plate, and solenoid body is fixed on annulus base plate, coil quilt
It is packaged in solenoid body, described solenoid body is torus, its inboard aperture is overlapped with the central hole location of annulus base plate
Alignment, its outside diameter is less than the outside ring diameter of annulus base plate, to reserve the position of fastener hole in annulus bottom edge, makes
Obtain the second coil holder and second joint housing be rigidly fixed to by securing member,
When being not powered on, protect between the lamellar bead of described electromagnetism adhesive axle and the surface of solenoid body of the first electromagnetic wire ring support
Hold small-gap suture,
During energising, the lamellar bead of described electromagnetism adhesive axle is adsorbed each other with the surface of the solenoid body of the first electromagnetic wire ring support
Fit together.
4. articulated coordinate machine according to claim 1, wherein said first and second joint locking assemblies can
Individually lock or lock simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410108122.2A CN103954246B (en) | 2014-03-21 | 2014-03-21 | Variable arm articulated coordinate measuring machine provided with magneto-electric locking arm apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410108122.2A CN103954246B (en) | 2014-03-21 | 2014-03-21 | Variable arm articulated coordinate measuring machine provided with magneto-electric locking arm apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103954246A CN103954246A (en) | 2014-07-30 |
| CN103954246B true CN103954246B (en) | 2017-02-15 |
Family
ID=51331556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410108122.2A Active CN103954246B (en) | 2014-03-21 | 2014-03-21 | Variable arm articulated coordinate measuring machine provided with magneto-electric locking arm apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103954246B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110986847A (en) * | 2019-12-20 | 2020-04-10 | 合肥工业大学 | Base fastening mechanism of articulated coordinate measuring machine |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7261144B2 (en) * | 2018-11-01 | 2023-04-19 | 株式会社ミツトヨ | Inductive position detection arrangement for indicating stylus position of a measuring device |
| CN112776005B (en) * | 2021-01-13 | 2022-04-15 | 中联重科股份有限公司 | Multi-arm-section arm support detection method, device and system and storage medium |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998013739A1 (en) * | 1996-09-24 | 1998-04-02 | The Regents Of The University Of California | Six degree of freedom sensor |
| CN1630804A (en) * | 2002-02-14 | 2005-06-22 | Faro科技有限公司 | Portable coordinate measurement machine with articulated jib |
| CN1839292A (en) * | 2003-08-15 | 2006-09-27 | Faro科技有限公司 | Improved portable coordinate measurement machine |
| CN101625238A (en) * | 2009-08-06 | 2010-01-13 | 浙江大学 | Automatically adjusting balance method of gage beam of flexible coordinate measuring machine and balance joint |
| CN202432194U (en) * | 2012-01-11 | 2012-09-12 | 四川科奥达技术有限公司 | Six-degree-of-freedom electromagnetic control frame |
-
2014
- 2014-03-21 CN CN201410108122.2A patent/CN103954246B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998013739A1 (en) * | 1996-09-24 | 1998-04-02 | The Regents Of The University Of California | Six degree of freedom sensor |
| CN1630804A (en) * | 2002-02-14 | 2005-06-22 | Faro科技有限公司 | Portable coordinate measurement machine with articulated jib |
| CN1839292A (en) * | 2003-08-15 | 2006-09-27 | Faro科技有限公司 | Improved portable coordinate measurement machine |
| CN101625238A (en) * | 2009-08-06 | 2010-01-13 | 浙江大学 | Automatically adjusting balance method of gage beam of flexible coordinate measuring machine and balance joint |
| CN202432194U (en) * | 2012-01-11 | 2012-09-12 | 四川科奥达技术有限公司 | Six-degree-of-freedom electromagnetic control frame |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110986847A (en) * | 2019-12-20 | 2020-04-10 | 合肥工业大学 | Base fastening mechanism of articulated coordinate measuring machine |
| CN110986847B (en) * | 2019-12-20 | 2021-03-30 | 合肥工业大学 | Base fastening mechanism of articulated coordinate measuring machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103954246A (en) | 2014-07-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103954246B (en) | Variable arm articulated coordinate measuring machine provided with magneto-electric locking arm apparatus | |
| US20130125642A1 (en) | Sensor device for a down hole surveying tool | |
| CN103673972B (en) | Deflection of arm support measuring method, equipment, system and crane | |
| RU2011123991A (en) | IN-HOLE CALIBRATION OF THE TOOL WHEN CARRYING OUT SEAMS | |
| CN206160947U (en) | Multidimension degree displacement measurement device based on survey line | |
| US20110194906A1 (en) | Machine tool | |
| CN106225689A (en) | Various dimensions displacement measuring device based on survey line | |
| CN104487719B (en) | Prevent thread looseness from constructing | |
| JP5839579B2 (en) | Tire balance measuring device | |
| JP7164513B2 (en) | Correction method of position reading value of position detection device | |
| US20130075215A1 (en) | Constant-force device and micrometer | |
| CN106053873A (en) | Device for determining a direction and speed of a rotating component | |
| CN106643693B (en) | A kind of air-floating ball bearing three-dimensional attitude measuring | |
| CN105459086A (en) | Horizontal direction and yaw-adjustable three-degree-of-freedom parallel posture adjusting platform | |
| CN106461384A (en) | Measurement probe unit for metrology applications | |
| EP2803876B1 (en) | Rotation transmitter | |
| US9353615B2 (en) | Down hole surveying tool | |
| US20040025357A1 (en) | Device and method for detecting the rotational movement of an element rotatably mounted about an axis | |
| CN109186502A (en) | Circle high accuracy positioning rotary table and method based on photoelectric auto-collimator | |
| CN103335618B (en) | Inner load attitude measurement device for onboard photoelectric platform | |
| KR101480719B1 (en) | Stabilizer for geodetic surveying | |
| KR101481816B1 (en) | Stabilizer for relative gravimeter | |
| CN104271974B (en) | The gap that disappears bonder | |
| CN204788319U (en) | Embedded axial sideshake adjusting shim thickness is measuring head in advance | |
| CN105812626A (en) | Rotatable camera device and object exhibition stand employing same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |