CN210233021U - Accurate measuring device for local characteristics of large-sized workpiece - Google Patents
Accurate measuring device for local characteristics of large-sized workpiece Download PDFInfo
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- CN210233021U CN210233021U CN201920867490.3U CN201920867490U CN210233021U CN 210233021 U CN210233021 U CN 210233021U CN 201920867490 U CN201920867490 U CN 201920867490U CN 210233021 U CN210233021 U CN 210233021U
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Abstract
The utility model provides a large-scale workpiece local characteristic accurate measurement device, which comprises a base, wherein a manipulator track is arranged on the base, a manipulator base sliding plate is arranged on the track, a manipulator supporting arm is arranged on the manipulator base sliding plate, a supporting arm connecting part is arranged at the manipulator supporting arm, the supporting arm connecting part is fixed with a manipulator arm, an up-and-down swinging motor is arranged at the supporting arm connecting part, the manipulator supporting arm comprises a manipulator motor, a gear system connected with the manipulator motor, a rotary shaft seat fixed with the gear system, a rotating shaft arranged on the rotary shaft seat, a first bevel gear component arranged at one end of the rotating shaft, a first gear meshed with the first bevel gear component, a second gear meshed with the first gear, a driving gear coaxially arranged with the second gear, and a second bevel gear component connected with the driving gear, the connecting arm is arranged on the second bevel-shaped tooth assembly, and the side head device and the coordinate measuring machine are arranged on the connecting arm.
Description
Technical Field
The utility model relates to a large-scale work piece local characteristic measuring device, in particular to large-scale work piece local characteristic accurate measurement device.
Background
The rapid development of processing and manufacturing, the processing precision and the processing range of parts have great progress, which puts forward a new requirement on the detection of the parts and also has a clear requirement on the measurement efficiency on the premise of ensuring the measurement precision. When a large-scale workpiece is measured, a large-scale coordinate measuring machine is required, however, when the large-scale coordinate measuring machine is used, the following problems occur:
1) the measurement precision of the large-scale measuring machine cannot meet the measurement requirement of the local precision of the workpiece;
2) the shape of the workpiece is complex, and the posture of the workpiece is difficult to adjust, so that some characteristics cannot be measured;
3) large coordinate measuring machines are extremely costly.
When a large workpiece is measured in the prior art, a large coordinate measuring machine is needed. The large coordinate measuring machine is determined by the characteristics of the mechanism to have the measurement accuracy far lower than that of the coordinate measuring machine with the conventional size, the cost is extremely high due to the large coordinate measuring mechanism, the workpiece is also a large workpiece during measurement, the workpiece is difficult to move or rotate, measurement tasks cannot be well completed even if the measuring head posture of the coordinate measuring machine is adjusted by some characteristics of the workpiece, the required accuracy of local characteristics of the workpiece exceeds the accuracy of the coordinate measuring machine, the measurement result is not reliable, and the measurement difficulty and the weight of the large workpiece are caused by other reasons.
Disclosure of Invention
In view of this, the present invention provides an apparatus for accurately measuring local characteristics of a large workpiece. The mechanical arm can be configured during measurement of a large workpiece, the mechanical arm can walk along the track of the mechanical arm, a small cantilever type coordinate measuring machine is configured at the front end of the mechanical arm, the mechanical arm drives the measuring machine to move along the track of the mechanical arm for measuring the overall dimension of the workpiece; when the local characteristics of the workpiece are measured, the manipulator is adjusted to adjust the coordinate measuring machine to the most appropriate posture, and the coordinate measuring machine is used for comprehensively and accurately measuring the characteristics, so that the accuracy of the local characteristic measurement is ensured, each characteristic element of the workpiece can be conveniently and quickly measured, the measurement of a large outline is compatible with the movement of the manipulator. The measuring precision and the measuring efficiency of the large-sized workpiece are fundamentally ensured, the measuring cost of the large-sized workpiece is greatly reduced, and convenience and measuring possibility are brought to the measurement of the large-sized workpiece.
The technical scheme adopted by the invention is as follows:
an accurate measurement device for local characteristics of large-scale workpiece comprises
A base, a manipulator track is arranged on the base, a manipulator base sliding plate is arranged on the track, a manipulator supporting arm is arranged on the manipulator base sliding plate, a supporting arm connecting part is arranged at the manipulator supporting arm and is fixed with a manipulator arm,
an up-and-down swing motor arranged on the connecting part of the supporting arm for controlling the up-and-down swing of the mechanical arm,
the manipulator support arm comprises a manipulator motor, a gear system connected with the manipulator motor, a rotating shaft seat fixed with the gear system, a rotating shaft arranged on the rotating shaft seat, a first bevel gear component arranged at one end of the rotating shaft, a first gear meshed with the first bevel gear component, a second gear meshed with the first gear, a driving gear coaxially arranged with the second gear, a second bevel gear component connected with the driving gear, a connecting arm arranged on the second bevel gear component, a side head device arranged on the connecting arm and a coordinate measuring machine.
One side of the base is provided with a drag chain, the drag chain is connected with a track driving motor, and the drag chain is connected with a mechanical arm base sliding plate.
And a base rotating motor is arranged at the sliding plate of the manipulator base.
The utility model discloses be applied to the accurate measurement of various large-scale work piece local characteristics. The device comprises a cam measuring instrument, a mechanical arm and a small cantilever type coordinate measuring machine. When the local characteristics of a large workpiece are measured, the front end of the manipulator clamps the small cantilever measuring machine, the coordinate measuring machine can be adjusted to any posture by the manipulator, and the local characteristics of the workpiece are comprehensively and accurately measured in a most favorable mode.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of an embodiment of the present invention;
FIG. 3 is a perspective view of an embodiment of the present invention;
FIG. 4 is a block diagram of a robot arm of the present invention;
FIG. 5 is a schematic structural diagram of the measurement coordinate machine of the present invention;
fig. 6 is a schematic structural view of the side head device of the present invention.
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
The present invention will now be described in detail with reference to the drawings and specific embodiments, wherein the exemplary embodiments and descriptions of the present invention are provided to explain the present invention without limiting the invention thereto.
Referring to fig. 1 to 6, the invention specifically discloses a device for accurately measuring local characteristics of a large workpiece.
The technical scheme adopted by the invention is as follows:
an accurate measurement device for local characteristics of large-scale workpiece comprises
The manipulator comprises a base 1, a manipulator track 7 is arranged on the base 1, a manipulator base sliding plate 12 is arranged on the track 7, a manipulator supporting arm 2 is arranged on the manipulator base sliding plate 12, a supporting arm connecting part is arranged at the manipulator supporting arm 2 and is fixed with a manipulator arm 11,
an up-and-down swing motor 14, which is arranged on the connecting part of the supporting arm and controls the up-and-down swing of the mechanical arm 11,
the manipulator support arm comprises a manipulator motor 10, a gear system 111 connected with the manipulator motor 10, a rotary shaft seat 112 fixed with the gear system 111, a rotary shaft 113 arranged on the rotary shaft seat 112, a first bevel gear component 114 arranged at one end of the rotary shaft 113, a first gear 115 meshed with the first bevel gear component 114, a second gear 116 meshed with the first gear 115, a driving gear 117 coaxially arranged with the second gear 116, a second bevel gear component 118 connected with the driving gear 117, a connecting arm 17 arranged on the second bevel gear component 118, a side head device 3 arranged on the connecting arm 17 and a coordinate measuring machine 4. A guard 16 is provided on the outside of the connecting arm 17.
One side of base 1 is provided with tow chain 9, and tow chain 9 is connected by track drive motor 15, and the tow chain is connected with manipulator base slide 12, and the bottom of tow chain 9 is provided with tow chain frame 8.
And a base rotating motor 13 is arranged at the sliding plate of the manipulator base.
Referring to fig. 6, the side head device measuring head includes 2 rotating shafts, an axis a and an axis B, and can rotate at any angle along the axis a and the axis B, and the measuring pin is adjusted to the most suitable measuring angle by rotating the angle at any time according to different measuring requirements, so as to improve the measuring accuracy and the measuring efficiency.
The coordinate measuring machine consists of three coordinate axes (X axis, Y axis and Z axis) which are vertical to each other, an X axis moving mechanism 302, a Y axis moving mechanism 301 and a Z axis moving mechanism 300 are correspondingly arranged on the X axis, the Y axis and the Z axis,
the measuring head 303 is mounted on a cantilever shaft which is fixed on the Y-axis moving mechanism 301, and the three coordinate axes are driven by motors. And the coordinate axis drives the measuring head to move in the measuring space, and the measured elements are measured and evaluated.
When a large workpiece 6 is measured, an electric box or a control box 5 controls the mechanical arm 2 to carry the coordinate measuring machine 4 to move along the mechanical arm track 1, the measuring system 3 measures the outline of the workpiece, and all measurement data are calculated through software and measurement results are given. When the local characteristics need to be measured, the coordinate measuring machine is adjusted to the most appropriate measuring position by the mechanical arm, and the local characteristics are comprehensively and accurately measured by the coordinate measuring machine, so that the measuring efficiency is improved while the measuring accuracy is ensured. The manipulator 2 has the advantages that the coordinate measuring machine 4 can be adjusted to any posture by the degrees of freedom of the large workpieces 6, the measuring head system 3 which can rotate the angle can be matched to measure even in a complex shape, the actual requirements of detection of various items of the large workpieces are met, the application is convenient and flexible, the utilization rate of various devices is greatly improved, and the measurement cost is reduced to the minimum degree.
According to the measuring principle method, different measuring devices can be configured according to the workpiece time detection requirement, so that the scheme is only a simple principle method.
The technical solutions disclosed in the embodiments of the present invention are described in detail above, and the principles and embodiments of the present invention are explained in the present document by using specific embodiments, and the descriptions of the embodiments are only used to help understanding the principles of the embodiments of the present invention; meanwhile, for a person skilled in the art, according to the embodiments of the present invention, there may be variations in the specific implementation manners and application ranges, and in summary, the content of the present description should not be construed as a limitation to the present invention.
Claims (3)
1. An accurate measurement device for local characteristics of a large workpiece is characterized by comprising
A base, a manipulator track is arranged on the base, a manipulator base sliding plate is arranged on the track, a manipulator supporting arm is arranged on the manipulator base sliding plate, a supporting arm connecting part is arranged at the manipulator supporting arm and is fixed with a manipulator arm,
an up-and-down swing motor arranged on the connecting part of the supporting arm for controlling the up-and-down swing of the mechanical arm,
the manipulator support arm comprises a manipulator motor, a gear system connected with the manipulator motor, a rotating shaft seat fixed with the gear system, a rotating shaft arranged on the rotating shaft seat, a first bevel gear component arranged at one end of the rotating shaft, a first gear meshed with the first bevel gear component, a second gear meshed with the first gear, a driving gear coaxially arranged with the second gear, a second bevel gear component connected with the driving gear, a connecting arm arranged on the second bevel gear component, a side head device arranged on the connecting arm and a coordinate measuring machine.
2. The device for accurately measuring the local characteristics of the large-sized workpiece according to claim 1, wherein a drag chain is arranged on one side of the base, the drag chain is connected with a rail driving motor, and the drag chain is connected with a mechanical arm base sliding plate.
3. The device for accurately measuring the local characteristics of the large-sized workpiece according to claim 1, wherein a base rotating motor is arranged at the sliding plate of the base of the manipulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920867490.3U CN210233021U (en) | 2019-06-10 | 2019-06-10 | Accurate measuring device for local characteristics of large-sized workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920867490.3U CN210233021U (en) | 2019-06-10 | 2019-06-10 | Accurate measuring device for local characteristics of large-sized workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210233021U true CN210233021U (en) | 2020-04-03 |
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ID=69973670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920867490.3U Active CN210233021U (en) | 2019-06-10 | 2019-06-10 | Accurate measuring device for local characteristics of large-sized workpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210233021U (en) |
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2019
- 2019-06-10 CN CN201920867490.3U patent/CN210233021U/en active Active
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