CN217155314U - Concentricity detection device of positioner - Google Patents
Concentricity detection device of positioner Download PDFInfo
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- CN217155314U CN217155314U CN202122410245.XU CN202122410245U CN217155314U CN 217155314 U CN217155314 U CN 217155314U CN 202122410245 U CN202122410245 U CN 202122410245U CN 217155314 U CN217155314 U CN 217155314U
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Abstract
The utility model discloses a shift machine concentricity detection device, include: the driving end of the positioner comprises a driving end upright post, a power assembly and an output shaft, the output shaft is arranged on the driving end upright post through a mounting seat, and the power assembly is connected with the output shaft; the driven end of the positioner comprises a driven end upright post, a self-aligning bearing, a bearing base and a driven shaft, wherein the bearing base is arranged on the driven end upright post, the bearing base is provided with a self-aligning bearing mounting hole, the self-aligning bearing is arranged in the self-aligning bearing mounting hole, the driven shaft is supported on the self-aligning bearing, and the driven shaft is provided with an axial through hole; detect the frock, including the foot stool and detect the axle, detect hub connection in the foot stool, the foot stool is connected with driven end stand or bearing base to it is coaxial with the self-aligning bearing mounting hole to make to detect the axle, detects the axle and passes the relative position of axial through-hole in order to inject the inner and outer lane of self-aligning bearing. According to the technical scheme, the concentricity of the positioner can be measured without dismounting the self-aligning bearing, the detection flow is simplified, the field recheck is convenient, and the detection working time is saved.
Description
Technical Field
The utility model is used for detect technical field, especially relate to a machine of shifting concentricity detection device.
Background
The positioner is widely applied welding equipment, and can obtain a proper position and a proper welding speed by rotating a workpiece. When the workpiece is long, the positioner is mostly arranged in a head-tail frame type and is divided into a driving end and a driven end, and the workpiece frame is turned over in the middle. In order to ensure that the positioner can still work normally when the driving end and the driven end have certain concentricity errors, the bearing at the driven end adopts a self-aligning bearing. The self-aligning bearing allows the inner ring and the outer ring to have certain angular deviation, so that the axis of the driven end can sag for a certain angle under the action of gravity after the assembly of the positioner is completed. Therefore, the concentricity detection of the two ends of the positioner needs to be finished before the self-aligning bearing is installed. If the concentricity of the two ends needs to be rechecked after assembly, the self-aligning bearing needs to be dismantled firstly, then three-coordinate measuring tools such as a joint arm or a laser tracker are used for measuring, and finally the bearing is reinstalled, so that the detection process is complicated and inconvenient.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a machine for shifting concentricity detection device.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides a machine concentricity detection device shifts, includes:
the positioner comprises a driving end, a power assembly and an output shaft, wherein the output shaft is arranged on the driving end upright post through a mounting seat, and the power assembly is connected with the output shaft and outputs torque through the output shaft;
the driven end of the positioner comprises a driven end upright post, a self-aligning bearing, a bearing base and a driven shaft, wherein the bearing base is installed on the driven end upright post, the bearing base is provided with a self-aligning bearing installation hole, the self-aligning bearing is installed in the self-aligning bearing installation hole, the driven shaft is supported on the self-aligning bearing, and the driven shaft is provided with an axial through hole;
detect the frock, including the foot stool and detect the axle, detect the hub connection in the foot stool, the foot stool with driven end stand or the bearing base is connected, and makes detect the axle with the aligning bearing mounting hole is coaxial, it passes to detect the axle axial through-hole is in order to inject the relative position of outer lane in the aligning bearing.
In some embodiments, the foot base is provided with a detection shaft mounting hole, the detection shaft mounting hole is coaxial with the self-aligning bearing mounting hole, and the detection shaft is detachably inserted into the detection shaft mounting hole.
In some embodiments, both ends of the detection shaft mounting hole are provided with first support bearings supporting the detection shaft.
In some embodiments, a second support bearing is disposed in the axial through hole and cooperates with the detection shaft.
In some embodiments, a first connecting flange is arranged at one side, close to the driving end of the positioner, of the bearing base at the end of the driven shaft, and the end of the detection shaft is exposed out of the first connecting flange.
In some embodiments, the driving end of the positioner further comprises a second connecting flange, the second connecting flange is connected to the output shaft and is located on one side of the mounting seat close to the driven end of the positioner, and the end of the output shaft is exposed by the second connecting flange. In some embodiments, further comprising:
and the three-coordinate measuring tool is used for measuring the axis coordinates of the output shaft and the detection shaft.
In some embodiments, the top end surface of the driving end column and the top end surface of the driven end column are provided with reference pins.
In some embodiments, the bottom of the driving end post and the driven end post are each provided with a position adjustment assembly.
In some embodiments, the detection shaft is hollow and tubular.
One of the above technical solutions has at least one of the following advantages or beneficial effects: when the concentricity of the driving end and the driven end of the positioner is detected, the detection tool is placed at the driven end, the detection shaft penetrates through the axial through hole to limit the angular deviation of the inner ring and the outer ring of the self-aligning bearing, the self-aligning function is temporarily eliminated, the concentricity of the inner ring and the outer ring of the self-aligning bearing of the driven end is ensured, and the concentricity measurement of the driving end and the driven end of the positioner can be further completed by detecting the concentricity of the detection shaft and the output shaft. According to the technical scheme, the concentricity of the positioner can be measured without dismounting the self-aligning bearing, the detection flow is simplified, the field recheck is convenient, and the detection working time is saved.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of a test fixture configuration of the embodiment shown in FIG. 1;
fig. 3 is a schematic structural view of an assembly state of the detection tool and the driven end of the positioner according to the embodiment shown in fig. 1.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the present invention, if there is a description of directions (up, down, left, right, front and back), it is only for convenience of description of the technical solution of the present invention, and it is not intended to indicate or imply that the technical features indicated must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the utility model, the meaning of a plurality of is one or more, the meaning of a plurality of is more than two, and the meaning of more than two is understood as not including the number; the terms "above", "below", "within" and the like are understood to include the instant numbers. In the description of the present invention, if there is any description of "first" and "second" only for the purpose of distinguishing technical features, it is not to be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.
In the present invention, unless otherwise explicitly defined, the terms "set", "install", "connect", and the like are to be understood in a broad sense, and for example, may be directly connected or may be indirectly connected through an intermediate medium; can be fixedly connected, can also be detachably connected and can also be integrally formed; may be mechanically coupled, may be electrically coupled or may be capable of communicating with each other; either as communication within the two elements or as an interactive relationship of the two elements. The technical skill in the art can reasonably determine the specific meaning of the above words in the present invention by combining the specific contents of the technical solution.
Referring to fig. 1, the embodiment of the utility model provides a positioner concentricity detection device, including positioner drive end 2, positioner driven end 3 and detection frock 4, wherein, positioner drive end 2 includes drive end stand 21, power component 22, mount pad 23 and output shaft 24, and drive end stand 21 is used for providing the support for other parts, and output shaft 24 passes through the mount pad to be installed in drive end stand 21, and power component 22 is connected with output shaft 24 is direct or indirect to through output shaft 24 output torque.
Referring to fig. 1, fig. 3, the driven end 3 of the positioner includes a driven end upright column 31, a self-aligning bearing 33, a bearing base 32 and a driven shaft 34, the driven end upright column 31 is used for providing support for other components, the bearing base 32 is installed in the driven end upright column 31, the bearing base 32 is provided with a self-aligning bearing installation hole 36, the self-aligning bearing 33 is installed in the self-aligning bearing installation hole 36, the driven shaft 34 is supported in the self-aligning bearing 33, the driven shaft 34 is provided with an axial through hole, the axial through hole is used for electric wiring, and meanwhile, the axial through hole is also used for realizing concentric positioning of inner and outer rings of the self-aligning bearing 33 by matching with a detection shaft of the detection tool 4.
Referring to fig. 2 and 3, the detection tool 4 includes a foot seat 41 and a detection shaft 43, the detection shaft 43 is connected to the foot seat 41, the foot seat 41 is connected to the driven end column 31 or the bearing base 32, the detection shaft 43 is coaxial with the self-aligning bearing mounting hole 36, and the detection shaft 43 passes through the axial through hole to define the relative position of the inner ring and the outer ring of the self-aligning bearing 33.
When the concentricity of the driving end 2 and the driven end of the positioner is detected, the foot base 41 is placed at the driven end, the detection shaft 43 is inserted into the shaft hole of the foot base 41, the detection shaft 43 penetrates through the axial through hole of the driven shaft 34 to limit the angle deviation of the inner ring and the outer ring of the self-aligning bearing 33, the self-aligning function is temporarily eliminated, the concentricity of the inner ring and the outer ring of the self-aligning bearing 33 at the driven end is ensured, and further the concentricity measurement of the driving end 2 and the driven end of the positioner can be completed by measuring the concentricity of the detection shaft 43 and the output shaft 24 by using three-coordinate measuring tools such as a joint arm or a laser tracker. And after measurement and adjustment, the detection tool 4 is detached, and the positioner can be continuously put into use. According to the technical scheme, the concentricity of the positioner can be measured without dismounting the self-aligning bearing 33, the detection flow is simplified, the field recheck is convenient, and the detection time is saved.
For the whole assembly of the detection tool 4 on the driven end 3 of the positioner, the foot seat 41 and the detection shaft 43 adopt a detachable structure, referring to fig. 2 and 3, the foot seat 41 is provided with a detection shaft mounting hole, wherein the foot seat 41 is mounted on the bearing base 32, the bearing base 32 needs to be designed with a corresponding mounting position to ensure that the foot seat 41 is accurately mounted, and the detection shaft mounting hole is coaxial with the self-aligning bearing mounting hole 36 after mounting. The test shaft 43 is detachably inserted into the test shaft mounting hole and the axial through hole to define the relative positions of the inner and outer races of the self-aligning bearing 33.
In some embodiments, in order to reduce the weight of the detection shaft 43 and reduce the influence of the self weight of the detection shaft 43 on the detection accuracy, the detection shaft 43 has a hollow tubular shape.
Further, in order to improve the positional accuracy of the detection shaft 43 in the detection shaft mounting hole, referring to fig. 3, both ends of the detection shaft mounting hole are provided with first support bearings 42 that support the detection shaft 43.
Further, in order to improve the positional accuracy of the detection shaft 43 in the axial through hole, referring to fig. 3, a second support bearing 35 that is fitted with the detection shaft 43 is provided in the axial through hole.
Referring to fig. 3, a first connecting flange 37 is provided at the end of the driven shaft 34 on the side of the bearing base 32 close to the driving end 2 of the positioner, and the end of the detecting shaft 43 is exposed from the first connecting flange 37 to face the position coordinates of the detecting shaft 43.
Referring to fig. 1, the driving end 2 of the positioner further comprises a second connecting flange 25, the second connecting flange 25 is connected to the output shaft 24 and is located on one side of the mounting seat close to the driven end 3 of the positioner, and the end of the output shaft 24 is exposed by the second connecting flange 25 to face the position coordinate of the output shaft 24.
In some embodiments, the detection apparatus further comprises a three-coordinate measuring tool 1 for measuring the core coordinates of the output shaft 24 and the detection shaft 43. In other words, the exposed section of the detection shaft 43 is measured by the three-coordinate measuring tool 1 to obtain the driven end rotation axis position, the exposed section of the output shaft 24 is measured to obtain the driving end rotation axis position, and the two rotation axis positions are compared to obtain the concentricity of the positioner.
Further, referring to fig. 1, reference pins are disposed on the top end surface of the driving end column 21 and the top end surface of the driven end column 31, and are used for establishing a measurement reference, an origin and a measurement coordinate system for the three-coordinate measuring tool 1.
In some embodiments, the driving end column 21 and the driven end column 31 are provided with position adjusting components at their bottoms, and when the concentricity of the positioner does not meet the requirement, the positions of the output shaft 24 and the detection shaft 43 can be adjusted by adjusting the position adjusting components at the bottoms of the driving end column 21 and the driven end column 31.
In addition, one side of the bearing base 32 is also provided with an adjusting component for fine left and right adjustment.
In the description herein, references to the description of the term "example," "an embodiment," or "some embodiments," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The invention is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the invention, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.
Claims (10)
1. The utility model provides a machine concentricity detection device that shifts which characterized in that includes:
the positioner comprises a driving end, a power assembly and an output shaft, wherein the output shaft is arranged on the driving end upright post through a mounting seat, and the power assembly is connected with the output shaft and outputs torque through the output shaft;
the driven end of the positioner comprises a driven end upright post, a self-aligning bearing, a bearing base and a driven shaft, wherein the bearing base is installed on the driven end upright post, the bearing base is provided with a self-aligning bearing installation hole, the self-aligning bearing is installed in the self-aligning bearing installation hole, the driven shaft is supported on the self-aligning bearing, and the driven shaft is provided with an axial through hole;
detect the frock, including the foot stool and detect the axle, detect the hub connection in the foot stool, the foot stool with driven end stand or the bearing base is connected, and makes detect the axle with the aligning bearing mounting hole is coaxial, it passes to detect the axle axial through-hole is in order to inject the relative position of outer lane in the aligning bearing.
2. The concentricity detection device of a positioner according to claim 1, wherein the foot base is provided with a detection shaft mounting hole, the detection shaft mounting hole is coaxial with the self-aligning bearing mounting hole, and the detection shaft is detachably inserted into the detection shaft mounting hole.
3. The concentricity detection device of a positioner according to claim 2, wherein first support bearings for supporting the detection shaft are arranged at two ends of the detection shaft mounting hole.
4. The concentricity detection device of a positioner according to claim 2, wherein a second support bearing matched with the detection shaft is arranged in the axial through hole.
5. The concentricity detection device of the positioner according to claim 1, wherein a first connecting flange is arranged at one side of the end part of the driven shaft, close to the driving end of the positioner, on the bearing base, and the end part of the detection shaft is exposed out of the first connecting flange.
6. The concentricity detection device of a positioner according to claim 5, wherein the driving end of the positioner further comprises a second connecting flange, the second connecting flange is connected to the output shaft and is positioned on one side of the mounting seat close to the driven end of the positioner, and the end part of the output shaft is exposed out of the second connecting flange.
7. The concentricity detection device of a positioner according to claim 6, further comprising:
and the three-coordinate measuring tool is used for measuring the axis coordinates of the output shaft and the detection shaft.
8. The concentricity detection device of a positioner according to claim 7, wherein the top end faces of the driving end upright and the driven end upright are provided with reference pins.
9. The concentricity detection device of a positioner according to claim 8, wherein the bottoms of the driving end upright post and the driven end upright post are both provided with position adjusting components.
10. The concentricity detection device of a positioner according to claim 1, wherein the detection shaft is in the shape of a hollow tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122410245.XU CN217155314U (en) | 2021-09-30 | 2021-09-30 | Concentricity detection device of positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122410245.XU CN217155314U (en) | 2021-09-30 | 2021-09-30 | Concentricity detection device of positioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217155314U true CN217155314U (en) | 2022-08-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122410245.XU Active CN217155314U (en) | 2021-09-30 | 2021-09-30 | Concentricity detection device of positioner |
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| CN (1) | CN217155314U (en) |
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2021
- 2021-09-30 CN CN202122410245.XU patent/CN217155314U/en active Active
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