CN215639370U - Shaft measuring and limiting device - Google Patents
Shaft measuring and limiting device Download PDFInfo
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- CN215639370U CN215639370U CN202121826760.XU CN202121826760U CN215639370U CN 215639370 U CN215639370 U CN 215639370U CN 202121826760 U CN202121826760 U CN 202121826760U CN 215639370 U CN215639370 U CN 215639370U
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Abstract
The utility model provides a shaft measuring and limiting device and relates to the technical field of buildings. The measuring and limiting device of the shaft comprises a mounting part for supporting the shaft to be measured and a first limiting part and a second limiting part which are arranged on the mounting part at intervals, wherein the first limiting part and the second limiting part are respectively used for abutting against the shaft to be measured so as to limit the axial movement of the shaft to be measured when the shaft is measured, and therefore the accuracy of a shaft bending degree measuring result is ensured.
Description
Technical Field
The utility model relates to the technical field of buildings, in particular to a shaft measuring and limiting device.
Background
Shafts are modern important parts, and shaft parts are bent during forging or heat treatment due to forging process errors or stress concentrations.
In the existing pump shaft curvature measurement, when the diameter of the pump shaft is large and the weight of the pump shaft is large, the conventional method, namely the conventional V-shaped iron block is used for measuring the shaft curvature, firstly, the pump shaft is difficult to rotate, secondly, the pump shaft is influenced by the key groove, and the V-shaped iron block cannot be arranged at the shaft shoulder position, so that the measuring shaft is easy to move in the process of rotating the pump shaft, and the accuracy of a shaft curvature measuring result is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a limit measuring device of a shaft, which comprises a limit part, wherein the limit part comprises a first limit part and a second limit part, and the first limit part and the second limit part are abutted against a shaft shoulder of the shaft to be measured, so that the shaft to be measured is prevented from generating axial displacement, and the accuracy of a shaft bending degree measuring result is ensured.
The embodiment of the utility model is realized by the following steps:
in a first aspect, the utility model provides a shaft measurement limiting device, which includes an installation component, and a first limiting component and a second limiting component that are arranged at intervals on the installation component, wherein the installation component is used for supporting a shaft to be measured, and the first limiting component and the second limiting component are respectively used for abutting against the shaft to be measured so as to limit axial movement of the shaft to be measured when the shaft is measured.
In an optional embodiment, the first limiting part and the second limiting part are disposed at an interval along a preset direction, the first limiting part and the second limiting part can rotate around a preset axis and move along the preset direction, and the preset axis extends along the preset direction.
In an optional embodiment, at least one of the first limiting member and the second limiting member is a limiting rod, and the limiting rod extends along a direction perpendicular to the predetermined direction.
In an optional embodiment, the mounting member further includes a first adjusting member and a second adjusting member disposed at an interval, the first adjusting member includes a first threaded rod and two first adjusting nuts, the first threaded rod is disposed on the mounting member and extends along the preset direction, the first limiting member is disposed on the first threaded rod and can rotate around the first threaded rod and can move along an axial direction of the first threaded rod, the two first adjusting nuts are bolted to the first threaded rod, and the two first adjusting nuts are disposed on two sides of the first limiting member;
the second adjusting part comprises a second threaded rod and two second adjusting nuts, the second threaded rod is arranged on the mounting part and is extended along the preset direction, the second limiting part is arranged on the second threaded rod and can wind the first threaded rod to rotate and can follow the axial movement of the first threaded rod, and the two second adjusting nuts are connected with the second threaded rod through bolts and the two second adjusting nuts are arranged on two sides of the second limiting part.
In an optional embodiment, the first limiting member has a first hole engaged with the first threaded rod, and the second limiting member has a second hole engaged with the second threaded rod.
In an alternative embodiment, the first and second holes are each 17mm in diameter and the first and second threaded rods are each 16mm in diameter.
In an optional embodiment, the mounting member is further provided with a first mounting bottom plate, the first mounting bottom plate is provided with a first support plate, a second support plate and a third support plate which are arranged at intervals, the first support plate and the third support plate are arranged on two sides of the first mounting bottom plate, one end of the first threaded rod is arranged on the first support plate, and the other end of the first threaded rod is arranged on the second support plate;
the installed part still is provided with second mounting plate, second mounting plate has fourth backup pad, fifth backup pad and the sixth backup pad that the interval set up, fourth backup pad and sixth backup pad set up in second mounting plate both sides, second threaded rod one end set up in the fourth backup pad, the other end set up in the fifth backup pad.
In an alternative embodiment, the mounting member is further provided with a first supporting portion, the first supporting portion is disposed on the second supporting plate and the third supporting plate at the same time, and the mounting member is further provided with a second supporting portion, the second supporting portion is disposed on the fifth supporting plate and the sixth supporting plate at the same time.
In an alternative embodiment, the first supporting portion includes two first shaft rods arranged at an interval, the two first shaft rods are arranged on the second supporting plate and the third supporting plate, one end of each first shaft rod is welded to the second supporting plate, the other end of each first shaft rod is welded to the third supporting plate, the first shaft rod is provided with a first bearing, and the first bearing penetrates through the symmetrical center of the first shaft rod and is welded to the first shaft rod;
the second supporting part comprises two second shaft levers arranged at intervals, the two second shaft levers are arranged on the fifth supporting plate and the sixth supporting plate, one end of each second shaft lever is welded to the fifth supporting plate, the other end of each second shaft lever is welded to the sixth supporting plate, each second shaft lever is provided with a second bearing, and each second bearing penetrates through the symmetrical center of the corresponding second shaft lever and is welded to the corresponding second shaft lever.
In an alternative embodiment, the first and second bearings are both rolling bearings.
The embodiment of the utility model has the beneficial effects that: the shaft measuring and limiting device provided by the utility model comprises an installation part for supporting a shaft to be measured, and a first limiting part and a second limiting part which are arranged on the installation part at intervals, wherein the first limiting part and the second limiting part are respectively used for abutting against the shaft to be measured so as to limit the axial movement of the shaft to be measured when the shaft to be measured is measured, so that the accuracy of a shaft bending degree measuring result is ensured.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of a shaft limit measuring device according to an embodiment of the present invention.
1000-axis measuring and limiting device; 100-a first limit stop; 200-a second stop; 300-a mount; 310-a first conditioning member; 311-a first threaded rod; 312-a first adjusting nut; 320-a second conditioning member; 321-a second threaded rod; 322-a second adjusting nut; 330-a first mounting baseplate; 331-a first support plate; 332-a second support plate; 333-a third support plate; 340-a second mounting baseplate; 341-fourth support plate; 342-a fifth support plate; 343-a sixth support plate; 350-a first support; 351-a first shaft; 352-a first bearing; 360-a second support; 361-a second shaft; 362-a second bearing; 400-preset direction.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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 invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the description refers must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Shafts are modern important parts, and shaft parts are bent during forging or heat treatment due to forging process errors or stress concentrations.
In the crookedness measurement of present pump shaft, when the diameter of pump shaft is great and weight is great, use conventional method-V type iron plate to measure axle crookedness, firstly rotate the pump shaft more difficult, secondly receive the keyway influence, V nature iron plate can not set up at the shaft shoulder position, consequently, rotate the pump shaft in-process, the measuring shaft easily takes place to remove to the precision of the crookedness measuring result of axle has been influenced.
In view of the above problems, an embodiment of the present invention provides a shaft measurement limiting device, which includes a limiting member, where the limiting member includes a first limiting member and a second limiting member, and the first limiting member and the second limiting member abut against a shaft shoulder of a shaft to be measured, so as to prevent the shaft to be measured from generating axial displacement, and thus, the accuracy of a shaft bending measurement result is ensured.
The following describes in detail a specific configuration of a shaft measuring device and technical effects obtained by the shaft measuring device provided by the present invention with reference to the accompanying drawings.
Referring to fig. 1, a shaft measurement limiting device 1000 according to the present invention includes an installation component 300, and a first limiting component 100 and a second limiting component 200 that are disposed at an interval from the installation component 300.
The mounting member 300 is used for supporting the shaft to be measured, so that the shaft to be measured is stably mounted on the mounting member 300, and the first limiting member 100 and the two ground limiting members are respectively used for abutting against the shaft to be measured, so as to limit the axial movement of the shaft to be measured during the measurement.
Optionally, in this embodiment, the mounting member 300 further includes a first adjusting member 310 and a second adjusting member 320 that are disposed at an interval, the first adjusting member 310 includes a first threaded rod 311 and two first adjusting nuts 312, the first threaded rod 311 is disposed on the mounting member 300 and extends along the preset direction 400, the first limiting member 100 is disposed on the first threaded rod 311 and can rotate around the first threaded rod 311 and can move along the axial direction of the first threaded rod 311, the two first adjusting nuts 312 are bolted to the first threaded rod 311, and the two first adjusting nuts 312 are disposed on two sides of the first limiting member 100. The second adjusting element 320 includes a second threaded rod 321 and two second adjusting nuts 322, the second threaded rod 321 is disposed on the mounting element 300 and extends along the predetermined direction 400, the second limiting element 200 is disposed on the second threaded rod 321 and can rotate around the first threaded rod 311 and can move along the axial direction of the first threaded rod 311, the two second adjusting nuts 322 are bolted to the second threaded rod 321, and the two second adjusting nuts 322 are disposed on two sides of the second limiting element 200. In this embodiment, when the shaft to be measured is disposed on the mounting member 300, the first limiting member 100 abuts against the shoulder of the shaft to be measured at the second limiting member 200, the two first adjusting nuts 312 on the first threaded rod 311, which are located at two sides of the first limiting member 100, are screwed so that the first limiting member 100 stably abuts against the shaft to be measured, and similarly, the two second adjusting nuts 322 on the second threaded rod 321, which are located at two sides of the second limiting member 200, are screwed so that the second limiting member 200 stably abuts against the shaft to be measured.
Optionally, in this embodiment, the first limiting member 100 and the second limiting member 200 are used to abut against a shaft to be measured, specifically to abut against shaft shoulders at two ends of the shaft to be measured, so as to limit axial movement of the shaft to be measured.
Further, in other embodiments, the first limiting member 100 and the second limiting member 200 are not limited to be abutted against the shoulder of the shaft to be measured, but may be other positions of the shaft to be measured, such as the end of the shaft, to prevent the shaft to be measured from moving axially when being measured.
Optionally, the first limiting member 100 and the second limiting member 200 are disposed at an interval along a preset direction 400, in this embodiment, the preset direction 400 is an axial direction in which a shaft to be measured is placed on the mounting member 300, the first limiting member 100 and the second limiting member 200 can rotate around a preset axis and move along the preset direction 400, and the preset axis extends along the preset direction 400, that is, the first limiting member 100 and the second limiting member 200 can respectively rotate around the first threaded rod 311 and the second threaded rod 321 and respectively move on the first threaded rod 311 and the second threaded rod 321.
Optionally, in this embodiment, the first limiting member 100 is provided with a first hole engaged with the first threaded rod 311, and the second limiting member 200 is provided with a second hole engaged with the second threaded rod 321. It can be understood that, in the embodiment, the first limiting member 100 and the second limiting member 200 are respectively sleeved on the first threaded rod 311 and the second threaded rod 321, so that the first limiting member 100 and the second limiting member 200 are convenient to move on the first threaded rod 311 and the second threaded rod 321 along the axial direction and rotate around the first threaded rod 311 and the second threaded rod 321, respectively, and the first limiting member 100 and the second limiting member 200 are convenient to adjust suitable positions when the shaft to be measured is placed on the mounting member 300.
Further, in other embodiments, the first limiting member 100 and the second limiting member 200 are not limited to the holes formed in the first threaded rod 311 and the second threaded rod 321 for connecting the first threaded rod 311 and the second threaded rod 321. The first threaded rod 311 and the second threaded rod 321 may be connected by other methods, and are not limited in particular.
Optionally, in this embodiment, the aperture of each of the first hole and the second hole is 17mm, and the diameter of each of the first threaded rod 311 and the second threaded rod 321 is 16mm, so that the first limiting member 100 and the second limiting member 200 are in clearance fit with the first threaded rod 311 and the second threaded rod 321 through the first hole and the second hole. Of course, it is understood that, in other embodiments, the diameters of the first hole and the second hole, and the diameters of the first threaded rod 311 and the second threaded rod 321 are not limited to the above values, and are not limited specifically, as long as the first limiting member 100 and the second limiting member 200 can be smoothly matched with the first threaded rod 311 and the second threaded rod 321, respectively.
Optionally, in this embodiment, at least one of the first limiting member 100 and the second limiting member 200 is a limiting rod, and in this embodiment, both the first limiting member 100 and the second limiting member 200 are limiting rods. And the stop lever extends in a direction perpendicular to the predetermined direction 400.
Further, in other embodiments, the first limiting member 100 and the second limiting member 200 may be other limiting devices, such as limiting blocks, as long as the first limiting member 100 and the second limiting member 200 can smoothly abut against a shoulder of the shaft to be measured and can smoothly limit the axial movement of the shaft to be measured when being measured, and the structures of the first limiting member 100 and the second limiting member 200 are not specifically limited herein.
Optionally, the mounting member 300 is further provided with a first mounting base plate 330, the first mounting base plate 330 has a first supporting plate 331, a second supporting plate 332 and a third supporting plate 333, the first supporting plate 331 and the third supporting plate 333 are disposed at two sides of the first mounting base plate 330, and one end of the first threaded rod 311 is disposed on the first supporting plate, and the other end is disposed on the second supporting plate 332.
Optionally, the mounting member 300 is further provided with a second mounting base plate 340, the second mounting base plate 340 has a fourth supporting plate 341, a fifth supporting plate 342, and a sixth supporting plate 343, the fourth supporting plate 341 and the sixth supporting plate 343 are disposed at intervals on two sides of the second mounting base plate 340, one end of the second threaded rod 321 is disposed on the fourth supporting plate 341, and the other end is disposed on the fifth supporting plate 342.
In other embodiments, the first and second mounting plates 330 and 340 are not limited to the mounting of the supporting plates, and other supporting devices, such as bumps, may be mounted, as long as the supporting function of the first and second threaded rods 311 and 321 and the first and second supporting portions 350 and 360 can be achieved, and the mounting is not limited in particular.
Optionally, the mounting member 300 further includes a first supporting portion 350, the first supporting portion 350 is disposed on both the second supporting plate 332 and the third supporting plate 333, the mounting member 300 further includes a second supporting portion 360, and the second supporting portion 360 is disposed on both the fifth supporting plate 342 and the sixth supporting plate 343.
Further, in the present embodiment, the first supporting portion 350 and the second supporting portion 360 are welded to the supporting plate, but in other embodiments, the first supporting portion and the second supporting portion are not limited to welding, and may be connected by other connecting means, such as bolt connection.
Optionally, the first supporting portion 350 includes two first shaft rods 351 disposed at an interval, the two first shaft rods 351 are disposed on the second supporting plate 332 and the third supporting plate 333, one end of each first shaft rod 351 is welded to the second supporting plate 332, the other end of each first shaft rod 351 is welded to the third supporting plate 333, the first shaft rod 351 is provided with a first bearing 352, and the first bearing 352 penetrates through a symmetry center of the first shaft rod 351 and is welded to the first shaft rod 351.
The second supporting portion 360 includes two second shaft rods 361 arranged at an interval, the two second shaft rods 361 are arranged in the fifth supporting plate 342 and the sixth supporting plate 343, one end of each second shaft rod 361 is welded to the fifth supporting plate 342, the other end of each second shaft rod 361 is welded to the sixth supporting plate 343, each second shaft rod 361 is provided with a second bearing 362, and each second bearing 362 penetrates through the center of symmetry of each second shaft rod 361 and is welded to the second shaft rod 361.
Optionally, in this embodiment, the first bearing 352 and the second bearing 362 are rolling bearings, so that friction force generated during rotation of the shaft greatly reduced can rotate the shaft easily by one person, time and labor are saved, and work efficiency is effectively improved.
In other embodiments, the first bearing 352 and the second bearing 362 may be other bearings as long as they can smoothly support the shaft to be measured, and are not particularly limited herein.
The shaft measuring and limiting device 1000 provided by the embodiment of the utility model comprises a mounting member 300 for supporting a shaft to be measured, and a first limiting member 100 and a second limiting member 200 which are arranged on the mounting member 300 at intervals, wherein when the shaft to be measured is placed into the device to measure the bending degree of the shaft, the first limiting member 100 and the second limiting member 200 are respectively used for abutting against shaft shoulders at two ends of the shaft to be measured so as to limit the axial movement of the shaft to be measured when the shaft to be measured is measured, and thus the accuracy of the shaft bending degree measuring result is ensured.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a measuring stop device of axle which characterized in that includes:
the mounting part is used for supporting the shaft to be measured;
the first limiting part and the second limiting part are arranged on the mounting part at intervals and are used for abutting against the shaft to be measured respectively so as to limit the axial movement of the shaft to be measured.
2. The shaft measurement limit device of claim 1, wherein:
the first limiting part and the second limiting part are arranged at intervals along a preset direction, the first limiting part and the second limiting part can rotate around a preset axis and move along the preset direction, and the preset axis extends along the preset direction.
3. The shaft measurement limit device of claim 2, wherein:
at least one of the first limiting part and the second limiting part is a limiting rod, and the limiting rod extends along a direction perpendicular to the preset direction.
4. The shaft measurement limit device of claim 2, wherein:
the mounting part further comprises a first adjusting part and a second adjusting part which are arranged at intervals, the first adjusting part comprises a first threaded rod and two first adjusting nuts, the first threaded rod is arranged on the mounting part and extends along the preset direction, the first limiting part is arranged on the first threaded rod and can rotate around the first threaded rod and move along the axial direction of the first threaded rod, the two first adjusting nuts are in bolt connection with the first threaded rod, and the two first adjusting nuts are arranged on two sides of the first limiting part;
the second adjusting part comprises a second threaded rod and two second adjusting nuts, the second threaded rod is arranged on the mounting part and is extended along the preset direction, the second limiting part is arranged on the second threaded rod and can wind the first threaded rod to rotate and can follow the axial movement of the first threaded rod, and the two second adjusting nuts are connected with the second threaded rod through bolts and the two second adjusting nuts are arranged on two sides of the second limiting part.
5. The shaft measurement limit device of claim 4, wherein:
the first limiting part is provided with a first hole matched with the first threaded rod, and the second limiting part is provided with a second hole matched with the second threaded rod.
6. The shaft measurement limit device of claim 5, wherein:
the first hole with the aperture in second hole is 17mm, first threaded rod with the diameter of second threaded rod is 16 mm.
7. The shaft measurement limit device of claim 4, wherein:
the mounting piece is further provided with a first mounting bottom plate, the first mounting bottom plate is provided with a first supporting plate, a second supporting plate and a third supporting plate which are arranged at intervals, the first supporting plate and the third supporting plate are arranged on two sides of the first mounting bottom plate, one end of the first threaded rod is arranged on the first supporting plate, and the other end of the first threaded rod is arranged on the second supporting plate;
the installed part still is provided with second mounting plate, second mounting plate has fourth backup pad, fifth backup pad and the sixth backup pad that the interval set up, fourth backup pad and sixth backup pad set up in second mounting plate both sides, second threaded rod one end set up in the fourth backup pad, the other end set up in the fifth backup pad.
8. The shaft measurement limit device of claim 7, wherein:
the installed part still is provided with first supporting part, first supporting part set up simultaneously in the second backup pad with the third backup pad, the installed part still is provided with the second support portion, the second support portion set up simultaneously in the fifth backup pad with the sixth backup pad.
9. The shaft measurement limit device of claim 8, wherein:
the first supporting part comprises two first shaft levers arranged at intervals, the two first shaft levers are arranged on the second supporting plate and the third supporting plate, one end of each first shaft lever is welded on the second supporting plate, the other end of each first shaft lever is welded on the third supporting plate, each first shaft lever is provided with a first bearing, and each first bearing penetrates through the symmetrical center of each first shaft lever and is welded on the corresponding first shaft lever;
the second supporting part comprises two second shaft levers arranged at intervals, the two second shaft levers are arranged on the fifth supporting plate and the sixth supporting plate, one end of each second shaft lever is welded to the fifth supporting plate, the other end of each second shaft lever is welded to the sixth supporting plate, each second shaft lever is provided with a second bearing, and each second bearing penetrates through the symmetrical center of the corresponding second shaft lever and is welded to the corresponding second shaft lever.
10. The shaft measurement limit device of claim 9, wherein:
the first bearing and the second bearing are both rolling bearings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121826760.XU CN215639370U (en) | 2021-08-05 | 2021-08-05 | Shaft measuring and limiting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121826760.XU CN215639370U (en) | 2021-08-05 | 2021-08-05 | Shaft measuring and limiting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215639370U true CN215639370U (en) | 2022-01-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121826760.XU Active CN215639370U (en) | 2021-08-05 | 2021-08-05 | Shaft measuring and limiting device |
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| Country | Link |
|---|---|
| CN (1) | CN215639370U (en) |
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2021
- 2021-08-05 CN CN202121826760.XU patent/CN215639370U/en active Active
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