CN212458183U - Alignment device for measuring workpiece of three-coordinate measuring machine - Google Patents
Alignment device for measuring workpiece of three-coordinate measuring machine Download PDFInfo
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- CN212458183U CN212458183U CN202021666978.9U CN202021666978U CN212458183U CN 212458183 U CN212458183 U CN 212458183U CN 202021666978 U CN202021666978 U CN 202021666978U CN 212458183 U CN212458183 U CN 212458183U
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- 238000009434 installation Methods 0.000 claims abstract description 11
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- 239000000463 material Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
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- 230000009286 beneficial effect Effects 0.000 description 1
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- 208000014674 injury Diseases 0.000 description 1
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Abstract
The application provides an alignment device of three-coordinate measuring machine measurement work piece, this alignment device set up on three-coordinate measuring machine's measuring platform, including first linear guide rail and the linear guide rail of second, first linear guide rail and the linear guide rail of second are perpendicular each other and through screw hole fixed mounting measurement platform is last, through increasing the alignment that linear guide rail device drove the scale and realize various sizes and shape measurement work piece on the three-coordinate measuring machine, guarantees the measurement process, and the center of gauge head touches and surveys work piece surface, reduces measuring error to improve measuring precision. The device that this application provided installation is simple, convenient, can realize the alignment on measuring the work piece three-dimensional space, and the alignment mode is easily operated, fast, the alignment of applicable many sizes, many shapes work piece, and application scope is wide, and it is consuming time longer to have solved the alignment process that traditional alignment mode caused, and operating personnel intensity of labour is high, measurement of efficiency low scheduling problem.
Description
Technical Field
The application relates to the technical field of measuring instrument equipment, in particular to an alignment device for a measuring workpiece of a three-coordinate measuring machine.
Background
The measuring workpiece needs to be detected in each procedure of the production and processing process so as to ensure that the measuring workpiece meets the design requirements of products before the next procedure, and at present, a three-coordinate measuring machine is more adopted to detect parts to be measured for workpieces with more complex shapes and more curved surfaces.
At present, the form and position tolerance of a workpiece is mainly measured and evaluated by three coordinates, and the three-coordinate measuring machine is large in size difference due to the fact that various workpieces to be measured are different in types, a unified and standard tool is not available for three-coordinate alignment, the tool can be used for aligning workpieces of various sizes and shapes, an operator needs to continuously design and process the applicable alignment tool according to the specific workpiece to be measured, and the tool is poor in universality. If the workpiece to be measured is large in size or heavy in weight, the position and the direction of the workpiece are changed for many times to be aligned on the measuring platform when the workpiece is aligned, the alignment work can be completed by many people, the measuring efficiency is low, the injury risk of operators is high, the measuring platform is easily scratched, and therefore the precision of the measuring platform is reduced.
SUMMERY OF THE UTILITY MODEL
The application provides an alignment device of three-coordinate measuring machine measuring workpiece to solve alignment process that traditional alignment mode caused consuming time longer, operating personnel intensity of labour is high, measurement of efficiency low scheduling problem.
The technical scheme adopted by the application for solving the technical problems is as follows:
the alignment device is arranged on a measuring platform of the three-coordinate measuring machine and comprises a first linear guide rail and a second linear guide rail, wherein the first linear guide rail and the second linear guide rail are perpendicular to each other and are fixedly arranged on the measuring platform through threaded holes;
a plurality of first sliding units are mounted on the first linear guide rail, each first sliding unit slides in parallel along the first linear guide rail, a first scale is mounted on each first sliding unit in a direction perpendicular to the measuring platform, and a first standard support rod is horizontally mounted on each first scale;
install a plurality of second sliding element on the second linear guide rail, every second sliding element all follows second linear guide rail parallel sliding, every second sliding element perpendicular to install the second scale in measuring platform's the direction, horizontal installation has second standard support pole on the second scale.
Optionally, the first sliding unit includes a first slider and a first pad, the first slider is mounted on the first linear guide rail and is used for driving the first sliding unit to slide in parallel along the first linear guide rail, the first pad is fixedly mounted on the top surface of the first slider through a bolt, and the first pad is provided with a first key slot for mounting the first scale;
the second sliding unit comprises a second sliding block and a second cushion block, the second sliding block is arranged on the second linear guide rail and used for driving the second sliding unit to slide in parallel along the second linear guide rail, the second cushion block is fixedly arranged on the top surface of the second sliding block through bolts, and a second key groove is formed in the second cushion block and used for installing the second scale.
Optionally, the measuring platform is provided with a plurality of threaded holes.
Optionally, the first scale is provided with a plurality of first mounting holes at regular intervals along the scale direction, the center distance between two first mounting holes is 15mm, and the first standard support rod is horizontally mounted on the first scale through the first mounting holes;
the second scale is provided with a plurality of second mounting holes every other fixed distance along the scale direction, two the centre-to-centre spacing of second mounting hole is 15mm, second standard support rod passes through second mounting hole horizontal installation is in on the second scale.
Optionally, one side of the first standard supporting rod and one side of the second standard supporting rod, which are far away from the first scale or the second scale, are provided with threaded structures, and the first standard supporting rod or the second standard supporting rod with different lengths are connected through the threaded structures.
Optionally, the number of the first sliding units on the first linear guide rail is set to be 2;
the number of the second sliding units on the second linear guide rail is also set to 2.
Optionally, sliders are added to the top surfaces of the first cushion block and the second cushion block, the sliders slide back and forth along the scale directions of the first scale or the second scale, threaded structures are machined on the sliders, and the sliders are connected with the first standard supporting rod or the second standard supporting rod through the threaded structures.
The technical scheme provided by the application comprises the following beneficial technical effects:
for the realization place the workpiece that awaits measuring on three-coordinate platform unanimous with machine coordinate system direction, this application provides a three-coordinate measuring machine measures aligning device of work piece, and this aligning device sets up on three-coordinate measuring machine's measuring platform, including first linear guide rail and the linear guide rail of second, first linear guide rail and the mutual perpendicular and through screw hole fixed mounting of second linear guide rail on measuring platform, drive the alignment of the last various sizes of three-coordinate measuring machine and shape measurement work piece of scale realization through increasing linear guide rail device, guarantee the measurement process, the center of gauge head touches and surveys the work piece surface, reduces measuring error to improve measuring precision. The device that this application provided installation is simple, convenient, can realize the alignment on measuring the work piece three-dimensional space, and the alignment mode is easily operated, fast, the alignment of applicable many sizes, many shapes work piece, and application scope is wide, and it is consuming time longer to have solved the alignment process that traditional alignment mode caused, and operating personnel intensity of labour is high, measurement of efficiency low scheduling problem.
Drawings
In order to more clearly explain the technical solution of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without any creative effort.
FIG. 1 is an alignment apparatus for measuring a workpiece by a three-coordinate measuring machine according to an embodiment of the present disclosure;
fig. 2 is a right side view of the alignment device of fig. 1.
Description of reference numerals:
1-a measuring platform, 2-a first linear guide rail, 3-a second linear guide rail, 4-a first sliding block, 5-a second sliding block, 6-a first cushion block, 7-a second cushion block, 8-a first scale, 9-a second scale, 10-a first standard support rod, 11-a second standard support rod, 12-a threaded hole, 13-a first mounting hole and 14-a second mounting hole.
Detailed Description
In order to make the technical solutions in the present application better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application; it is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Referring to fig. 1-2, fig. 1-2 are a schematic structural view and a right side view of an alignment device for measuring a workpiece of a three-coordinate measuring machine according to an embodiment of the present disclosure, as shown in the drawings, the alignment device is disposed on a measuring platform 1 of the three-coordinate measuring machine, and includes a first linear guide rail 2 and a second linear guide rail 3, where the first linear guide rail 2 and the second linear guide rail 3 are perpendicular to each other and are fixedly mounted on the measuring platform 1 through a threaded hole 12, and in order to prevent the device from affecting the normal operation of the three-coordinate measuring machine, the stroke of the first linear guide rail 2 and the stroke of the second linear guide rail 3 need to be smaller than the stroke of the three-coordinate measuring machine.
A plurality of first sliding units are mounted on the first linear guide rail 2, each first sliding unit slides in parallel along the first linear guide rail 2, a first scale 8 is mounted on each first sliding unit in a direction perpendicular to the measuring platform 1, and a first standard support rod 10 is horizontally mounted on each first scale 8;
install a plurality of second sliding element on the second linear guide 3, every the second sliding element all follows second linear guide 3 parallel sliding, every the second sliding element perpendicular to install second scale 9 in measuring platform 1's the direction, horizontal installation has second standard support pole 11 on the second scale 9.
In the embodiment, in order to realize that the direction of the workpiece to be measured placed on the three-coordinate platform is consistent with that of a machine coordinate system, the linear guide rail device is additionally arranged on the measuring platform 1 to drive the scale to realize alignment of the workpiece to be measured with various sizes and shapes on the three-coordinate measuring machine, so that the center of the measuring head is contacted with the surface of the workpiece to be measured in the measuring process, the measuring error is reduced, and the measuring accuracy is improved. Specifically, the device provided by the embodiment of the application can realize alignment of the workpiece X, Y, Z in three directions on the three-coordinate platform, and the alignment mode is easy to operate and high in speed. The stroke of the device is determined according to the stroke of the three-coordinate equipment, and the device is suitable for aligning workpieces with multiple sizes and shapes and has wide application range.
As an embodiment, the first sliding unit comprises a first sliding block 4 and a first cushion block 6, the first sliding block 4 is mounted on the first linear guide rail 2 for driving the first sliding unit to slide in parallel along the first linear guide rail 2, the first cushion block 6 is fixedly mounted on the top surface of the first sliding block 4 through a bolt, and a first key slot is formed in the first cushion block 6 for mounting the first scale 8;
the second sliding unit comprises a second sliding block 5 and a second cushion block 7, the second sliding block 5 is installed on the second linear guide rail 3 and used for driving the second sliding unit to slide along the second linear guide rail 3 in parallel, the second cushion block 7 is fixedly installed on the top surface of the second sliding block 5 through bolts, and a second key groove is formed in the second cushion block 7 and used for installing the second scale 9.
Optionally, a plurality of first mounting holes 13 are formed in the first scale 8 at regular intervals along the scale direction, the center distance between two first mounting holes 13 is 15mm, and the first standard support rod 10 is horizontally mounted on the first scale 8 through the first mounting holes 13;
First cushion 6 and second cushion 7 pass through four bolt fixed mounting respectively with first slider 4 and second slider 5 on first linear guide 2 or second linear guide 3 to realize that first scale 8 and second scale 9 pass through first slider 4, first cushion 6 and second slider 5, second cushion 7 respectively along the Y axle of three-coordinate machine coordinate system, X axle direction atress slip.
Optionally, one side of the first standard supporting rod 10 and the second standard supporting rod 11, which is far away from the first scale 8 or the second scale 9, is provided with a thread structure, and the first standard supporting rod 10 or the second standard supporting rod 11 with different lengths are connected through the thread structure, that is, the first standard supporting rod 10 and the second standard supporting rod 11 can respectively increase or decrease the length along the X-axis direction and the Y-axis direction of the coordinate system of the three-coordinate system through the thread structure.
In the above embodiment, the first slider 4 can move along the first linear guide 2, so as to be adjustable along the Y axis of the coordinate system of the three-coordinate measuring machine, the first standard support rod 10 can be adjusted in height along the Z axis of the coordinate system of the three-coordinate measuring machine through the first mounting hole 13 on the first scale 8, and the first standard support rod 10 can be adjusted along the X axis of the coordinate system of the three-coordinate measuring machine by increasing the standard support rods with different lengths through the screw structures thereof.
In a similar way, the second sliding block 5 can move along the second linear guide rail 3, the adjustment along the X axis of the coordinate system of the three-coordinate machine is realized, the height of the Z axis of the coordinate system of the three-coordinate machine is realized by the second mounting hole 14 on the second standard support rod 11 through the second scale 9, the length of the second standard support rod 11 is different by increasing the standard support rods through the self thread structures, and the adjustment along the Y axis of the coordinate system of the three-coordinate machine is realized.
The standard support rod can be adjusted along the Z-axis direction of the coordinate system of the three-coordinate machine through the mounting hole in the ruler, so that alignment of workpieces with multiple sizes and shapes is achieved.
And determining the number of the scales arranged on the first linear guide rail 2 and the second linear guide rail 3 according to the shape of the workpiece to be measured. Generally, a straight line is determined by two points, and alignment can be realized by installing two scales on each linear guide rail, that is, the number of the first sliding units on the first linear guide rail 2 is set to be 2, and the number of the second sliding units on the second linear guide rail 3 is also set to be 2, so that basic use requirements can be met.
As an implementation mode, the materials of the first scale 8 and the second scale 9 are changed from the previous stainless steel materials to cast iron materials, then a dial indicator is used for replacing a standard supporting rod, and the Z-axis height adjustment is realized by moving magnetic adsorption up and down through the dial indicator. The adjustable direction of the X axis on the three-coordinate measuring machine can be realized through the self structure extension of the dial indicator on the first scale 8. The Y-axis direction of the three-coordinate measuring machine can be adjusted by the self-structure extension of the dial indicator on the second scale 9.
In another embodiment, through holes are not machined in the first scale 8 and the second scale 9, sliders are added on the top surfaces of the first cushion block 6 and the second cushion block 7, the sliders slide back and forth along the scale direction of the first scale 8 or the second scale 9, a threaded structure is machined on the sliders, and the sliders are connected with the first standard support rod 10 or the second standard support rod 11 through the threaded structure. The middle of the slider is provided with a key groove which is in clearance fit with the scale, and the right side surface of the slider is fixed by a bolt. The height of the Z-axis can be adjusted by sliding the slider on the scale and then fixing the side bolt, and the adjustment modes in other directions are as described above.
On the other hand, the measuring platform 1 is provided with a plurality of threaded holes 12, and the alignment device can be installed at a proper position through the threaded holes 12 according to actual needs.
In conclusion, the application provides an alignment device of three-coordinate measuring machine measurement work piece, this alignment device sets up on three-coordinate measuring machine's measuring platform 1, including first linear guide rail 2 and second linear guide rail 3, first linear guide rail 2 and second linear guide rail 3 are perpendicular each other and through screw hole 12 fixed mounting on measuring platform 1, drive the alignment of the work piece of various sizes and shape measurement on the three-coordinate measuring machine through increasing linear guide rail device, guarantee the measurement process, the center of gauge head touches and surveys the work piece surface, reduces measuring error to improve measuring precision. The device that this application provided installation is simple, convenient, can realize the alignment on measuring the work piece three-dimensional space, and the alignment mode is easily operated, fast, the alignment of applicable many sizes, many shapes work piece, and application scope is wide, and it is consuming time longer to have solved the alignment process that traditional alignment mode caused, and operating personnel intensity of labour is high, measurement of efficiency low scheduling problem.
It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that an article or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
It will be understood that the present application is not limited to what has been described above and shown in the accompanying drawings, and that various modifications and changes can be made without departing from the scope thereof. The scope of the application is limited only by the appended claims.
Claims (7)
1. An alignment device for a three-coordinate measuring machine to measure a workpiece is arranged on a measuring platform (1) of the three-coordinate measuring machine and is characterized by comprising a first linear guide rail (2) and a second linear guide rail (3), wherein the first linear guide rail (2) and the second linear guide rail (3) are perpendicular to each other and are fixedly arranged on the measuring platform (1) through threaded holes (12);
a plurality of first sliding units are mounted on the first linear guide rail (2), each first sliding unit slides in parallel along the first linear guide rail (2), a first scale (8) is mounted on each first sliding unit in a direction perpendicular to the measuring platform (1), and a first standard support rod (10) is horizontally mounted on each first scale (8);
install a plurality of second sliding unit on second linear guide (3), every second sliding unit all follows second linear guide (3) parallel sliding, every second sliding unit perpendicular to install second scale (9) in the direction of measuring platform (1), horizontal installation has second standard support pole (11) on second scale (9).
2. The alignment device for measuring the workpiece of the three-coordinate measuring machine as claimed in claim 1, wherein the first sliding unit comprises a first sliding block (4) and a first cushion block (6), the first sliding block (4) is mounted on the first linear guide rail (2) and used for driving the first sliding unit to slide in parallel along the first linear guide rail (2), the first cushion block (6) is fixedly mounted on the top surface of the first sliding block (4) through bolts, and a first key slot is arranged on the first cushion block (6) and used for mounting the first scale (8);
the second sliding unit comprises a second sliding block (5) and a second cushion block (7), the second sliding block (5) is installed on the second linear guide rail (3) and used for driving the second sliding unit to slide along the second linear guide rail (3) in parallel, the second cushion block (7) is fixedly installed on the top surface of the second sliding block (5) through bolts, and a second key groove is formed in the second cushion block (7) and used for installing the second scale (9).
3. The alignment device for measuring workpieces of a three-coordinate measuring machine according to claim 1, characterized in that the measuring platform (1) is provided with a plurality of threaded holes (12).
4. The alignment device for measuring the workpiece of the three-coordinate measuring machine according to claim 1, wherein the first scale (8) is provided with a plurality of first mounting holes (13) at regular intervals along the scale direction, the center distance between two first mounting holes (13) is 15mm, and the first standard support rod (10) is horizontally mounted on the first scale (8) through the first mounting holes (13);
second scale (9) are provided with a plurality of second mounting holes (14) along every fixed interval on the scale direction, two the centre-to-centre spacing of second mounting hole (14) is 15mm, second standard support pole (11) pass through second mounting hole (14) horizontal installation be in on second scale (9).
5. The alignment device for measuring the workpiece of the three-coordinate measuring machine as claimed in claim 1, wherein the first standard support bar (10) and the second standard support bar (11) are provided with a thread structure at the side away from the first scale (8) or the second scale (9), and the first standard support bar (10) or the second standard support bar (11) with different lengths are connected through the thread structure.
6. The alignment device for measuring the workpiece of the coordinate measuring machine as claimed in claim 1, wherein the number of the first sliding units on the first linear guide (2) is set to 2;
the number of the second sliding units on the second linear guide rail (3) is also set to be 2.
7. The alignment device for the measurement workpiece of the three-coordinate measuring machine according to claim 2, characterized in that a slider is added on the top surface of each of the first cushion block (6) and the second cushion block (7), the slider slides back and forth along the scale direction of the first scale (8) or the second scale (9), a thread structure is processed on the slider, and the slider is connected with the first standard support rod (10) or the second standard support rod (11) through the thread structure.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021666978.9U CN212458183U (en) | 2020-08-12 | 2020-08-12 | Alignment device for measuring workpiece of three-coordinate measuring machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021666978.9U CN212458183U (en) | 2020-08-12 | 2020-08-12 | Alignment device for measuring workpiece of three-coordinate measuring machine |
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| CN212458183U true CN212458183U (en) | 2021-02-02 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114018189A (en) * | 2021-10-21 | 2022-02-08 | 东风鼎新动力系统科技有限公司 | Flexible clamp for three-coordinate measurement |
| CN117300713A (en) * | 2023-12-01 | 2023-12-29 | 宁波肆典零科技有限公司 | Workpiece alignment device and alignment method |
-
2020
- 2020-08-12 CN CN202021666978.9U patent/CN212458183U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114018189A (en) * | 2021-10-21 | 2022-02-08 | 东风鼎新动力系统科技有限公司 | Flexible clamp for three-coordinate measurement |
| CN114018189B (en) * | 2021-10-21 | 2024-04-05 | 智新科技股份有限公司 | Flexible clamp for three-coordinate measurement |
| CN117300713A (en) * | 2023-12-01 | 2023-12-29 | 宁波肆典零科技有限公司 | Workpiece alignment device and alignment method |
| CN117300713B (en) * | 2023-12-01 | 2024-03-19 | 宁波肆典零科技有限公司 | Workpiece alignment device and alignment method |
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Effective date of registration: 20231121 Address after: 753000 Yejin Road, Dawukou District, Shizuishan City, Ningxia Hui Autonomous Region Patentee after: NINGXIA ORIENT TANTALUM INDUSTRY Co.,Ltd. Patentee after: NINGXIA ORIENT SUPERCONDUCTING TECHNOLOGY Co.,Ltd. Address before: 753000 Yejin Road, Dawukou, Shizuishan City, Ningxia Hui Autonomous Region Patentee before: NINGXIA ORIENT TANTALUM INDUSTRY Co.,Ltd. |