CN219829951U - Universal shaft auxiliary tool for rotation testing - Google Patents
Universal shaft auxiliary tool for rotation testing Download PDFInfo
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- CN219829951U CN219829951U CN202321278382.5U CN202321278382U CN219829951U CN 219829951 U CN219829951 U CN 219829951U CN 202321278382 U CN202321278382 U CN 202321278382U CN 219829951 U CN219829951 U CN 219829951U
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- shaft
- sleeve
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- positioning
- end surface
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- 238000012360 testing method Methods 0.000 title claims abstract description 22
- 230000014392 establishment of spindle localization Effects 0.000 claims description 2
- 230000008859 change Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The utility model provides a universal shaft auxiliary tool for a rotation-transformation test, which comprises a base and a shaft sleeve group, wherein a main shaft is arranged on the base, a main shaft positioning key and a first positioning half hole are arranged on the main shaft, the shaft sleeve group comprises a plurality of shaft sleeves, four shaft sleeve positioning keys and a second positioning half hole are arranged on the outer wall of each shaft sleeve, four positioning through grooves and a third positioning half hole are arranged on the inner wall of each shaft sleeve, and if the diameter of a given rotor is larger than the diameter of the outer wall of a certain shaft sleeve and smaller than the diameter of the outer wall of the outer shaft sleeve of the shaft sleeve, the shaft sleeve can be lifted upwards by the length of one main shaft positioning key and rotated circumferentially and then fixed by pins for installing the rotor and testing.
Description
Technical Field
The utility model relates to a shaft auxiliary tool, in particular to a universal shaft auxiliary tool for a rotation change test.
Background
When the rotary testing is performed, rotors of different types are required to be selected according to the diameters of matched shafts of clients, so that auxiliary tools of different diameters are required to support the rotors to complete the testing, the conventional rotary testing shaft auxiliary tools are specially customized according to the product types required by the clients, so that the difficulty in auxiliary tool management can be greatly increased when the shaft auxiliary tools are replaced by the products provided by different clients, a large amount of testing time can be wasted when the shaft auxiliary tools are replaced, and operation training for replacing the auxiliary tools is also performed on operators of a production line, so that the labor cost and the time cost for switching the auxiliary tools can be greatly increased.
Disclosure of Invention
The utility model aims to solve the technical problems that: in order to ensure that auxiliary tools of different types can be quickly switched during a rotation change test so as to save time and reduce the switching difficulty during switching of the auxiliary tools of different types, the utility model provides a universal shaft auxiliary tool for the rotation change test so as to solve the problems.
The technical scheme adopted for solving the technical problems is as follows: the universal shaft auxiliary tool for the rotation deformation test is characterized by comprising a base and a shaft sleeve group, wherein a main shaft is arranged on the base, four main shaft positioning keys are uniformly distributed along the circumference of the side surface of the main shaft, the length direction of each main shaft positioning key is parallel to the axis direction of the main shaft, the lower end surface of each main shaft positioning key is tightly attached to the upper end surface of the base, a first positioning half hole is formed in the outer wall of the main shaft, and the axis of each first positioning half hole is parallel to the axis of the main shaft; the spindle sleeve group comprises more than one spindle sleeve with equal height, the spindle and the spindle sleeve are nested from inside to outside, four spindle sleeve positioning keys are uniformly distributed along the circumference of the outer wall of the spindle sleeve, the length direction of each spindle sleeve positioning key is parallel to the axis direction of the spindle, the length of each spindle sleeve positioning key is equal to that of each spindle sleeve positioning key, the distance from the upper end surface of each spindle sleeve positioning key to the upper end surface of the base is equal to that from the upper end surface of each spindle to the upper end surface of the spindle sleeve, the lower end surface of each spindle sleeve positioning key is tightly attached to the upper end surface of the base, four positioning through grooves are uniformly distributed along the circumference of the inner wall of the spindle sleeve, each spindle positioning key is respectively embedded in each of the four positioning through grooves of the spindle sleeve on the outer wall of the spindle sleeve, each spindle sleeve positioning key is respectively embedded in each of the other positioning through groove of the spindle sleeve on the other, a second positioning half hole is formed in the outer wall of the spindle sleeve, the lower end surface of the spindle sleeve is tightly attached to the upper end surface of the spindle sleeve, the spindle sleeve is positioned on the axis of the spindle sleeve, and the spindle is positioned in a half-parallel to the spindle shaft axis, and the spindle shaft is positioned at the half-shaft axis of the spindle shaft is positioned at a half position of the spindle shaft; the second locating half hole of one of the bushings and the third locating half hole of the bushing outer layer are offset 30-60 degrees relative to the axis of the bushing.
Preferably, the distance from the upper end face of the shaft sleeve to the upper end face of the shaft sleeve positioning key is greater than or equal to the distance from the upper end face of the shaft sleeve positioning key to the upper end face of the base.
Preferably, the base is provided with four through holes for locking the base, and the axial direction of the through holes is parallel to the axial direction of the main shaft.
The utility model has the advantages that the testing requirements of rotors of different types can be met by adopting one universal auxiliary tool, the management cost of the auxiliary tool and the time required for replacing the auxiliary tool are greatly reduced, the operation of the shaft auxiliary tool is simple and convenient, and operators of a production line can quickly master the operation method, so that the labor cost is saved to the greatest extent.
Drawings
The utility model will be further described with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of a universal shaft auxiliary tool for a rotational variation test according to a preferred embodiment of the present utility model when the number of shaft sleeve sets is three.
Fig. 2 is a schematic structural view of one of the bushings of the preferred embodiment of the universal shaft-type accessory for use in the rotational-change test of the present utility model.
Fig. 3 is a schematic structural view of a base of a preferred embodiment of a universal shaft-type accessory for use in a rotational testing according to the present utility model.
In the figure, the base, the main shaft, the first shaft sleeve, the second shaft sleeve, the third shaft sleeve, the 6-through hole, the 7-shaft sleeve positioning key, the 8-positioning through groove, the 9-first positioning half hole, the 10-second positioning half hole, the 11-third positioning half hole and the 12-main shaft positioning key are arranged at the bottom of the base, the main shaft, the 3-first shaft sleeve, the 4-second shaft sleeve, the 5-third shaft sleeve and the 7-shaft sleeve.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. Furthermore, in the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
As shown in fig. 1-3, the utility model provides a universal shaft auxiliary tool for a rotation-transformation test, which comprises a base 1 and a shaft sleeve group, wherein a main shaft 2 is arranged on the base 1, four main shaft positioning keys 12 are uniformly distributed along the circumference of the side surface of the main shaft 2, the length direction of each main shaft positioning key 12 is parallel to the axis direction of the main shaft 2, the lower end surface of each main shaft positioning key 12 is tightly attached to the upper end surface of the base 1, a first positioning half hole 9 is arranged on the outer wall of the main shaft 2, and the axis of each first positioning half hole 9 is parallel to the axis of the main shaft 2; the shaft sleeve group comprises more than one shaft sleeve with equal height, the main shaft 2 and the shaft sleeve are nested from inside to outside, the shaft sleeve in the shaft sleeve group is named as a first shaft sleeve 3, a second shaft sleeve 4 and a third shaft sleeve 5 from inside to outside, four shaft sleeve positioning keys 7 are uniformly distributed along the circumference of the outer wall of the shaft sleeve, the length direction of each shaft sleeve positioning key 7 is parallel to the axis direction of the main shaft 2, the length of each shaft sleeve positioning key 7 is equal to the length of each shaft sleeve positioning key 12, the distance from the upper end face of each shaft sleeve positioning key 7 to the upper end face of the base 1 is equal to the distance from the upper end face of the main shaft 2 to the upper end face of the shaft sleeve group, the lower end face of each shaft sleeve positioning key 7 is tightly attached to the upper end face of the base 1, four positioning through grooves 8 are uniformly distributed along the circumference of the inner wall of the shaft sleeve, four shaft positioning keys 12 are respectively embedded in the four positioning through grooves 8 of the shaft sleeve on the outer layer of the main shaft 2, the four shaft sleeve positioning keys 7 of the shaft sleeve are respectively embedded in the four positioning through grooves 8 of the other shaft sleeve on the outer layer, the shaft sleeve can not rotate in the circumference direction of the main shaft 2, and all the shaft sleeve can be lifted up when the shaft sleeve is screwed up and the shaft sleeve group is screwed up. The outer wall of the shaft sleeve is provided with a second positioning half hole 10, the axis of the second positioning half hole 10 is parallel to the axis of the main shaft 2, the inner wall of the shaft sleeve is provided with a third positioning half hole 11, the axis of the third positioning half hole 11 is parallel to the axis of the main shaft 2, and the first positioning half hole 9 and the third positioning half hole 11 of the outer layer of the main shaft 2 deflect 30-60 degrees relative to the axis of the main shaft 2; the second positioning half-hole 10 of one sleeve and the third positioning half-hole 11 of the outer sleeve of the sleeve are deflected by 30-60 degrees with respect to the axis of the sleeve, in this embodiment the first positioning half-hole 9 and the third positioning half-hole 11 of the outer sleeve of the spindle 2 are deflected by 45 degrees with respect to the axis of the spindle 2; the second positioning half hole 10 of one shaft sleeve and the third positioning half hole 11 of the shaft sleeve on the outer layer of the shaft sleeve deflect 45 degrees relative to the axis of the shaft sleeve, and in the working process of the embodiment, when the inner diameter of the rotor is larger than the diameter of the main shaft 2 and smaller than the outer diameter of the first shaft sleeve 3, the rotor can be nested on the main shaft 2, and the upper end face of the first shaft sleeve 3 supports the lower end face of the rotor; when the inner diameter of the rotor is larger than the outer diameter of the first shaft sleeve 3 and smaller than the outer diameter of the second shaft sleeve 4, the first shaft sleeve 3 is lifted to be equal to the length of the main shaft positioning key 12, the lower end face of the first shaft sleeve 3 is supported by the upper end face of the main shaft positioning key 12 in a circumferential direction by 45 degrees, the vertical positioning of the first shaft sleeve 3 is completed, the third positioning half hole 11 of the inner wall of the first shaft sleeve 3 is aligned with the first positioning half hole 9 of the outer wall of the main shaft 2 to form a complete hole, a pin is inserted into the hole, the positioning of the first shaft sleeve 3 and the main shaft 2 in the circumferential direction is completed, the rotor can be nested on the first shaft sleeve 3, and the lower end face of the rotor is supported by the upper end face of the second shaft sleeve 4; when the inner diameter of the rotor is larger than the outer diameter of the second sleeve 4 and smaller than the outer diameter of the third sleeve 5, the second sleeve 4 is lifted to a height equal to the length of the main shaft positioning key 12, the lower end face of the second sleeve 4 is supported by the upper end face of the sleeve positioning key 7 on the first sleeve 3, positioning in the vertical direction of the second sleeve 4 is completed, the third positioning half hole 11 on the inner wall of the second sleeve 4 and the second positioning half hole 10 on the outer wall of the first sleeve 3 are aligned to form a complete hole, a pin is inserted into the hole, positioning of the second sleeve 4 and the first sleeve 3 in the circumferential direction is completed, at this time, the rotor can be nested on the second sleeve 4, the lower end face of the rotor is supported by the upper end face of the third sleeve 5, and so on, the number of sleeves contained in the sleeve group is larger than or equal to 1, as shown in the embodiment of fig. 1.
The distance from the upper end face of the shaft sleeve to the upper end face of the shaft sleeve positioning key 7 is greater than or equal to the distance from the upper end face of the shaft sleeve positioning key 7 to the upper end face of the base 1, so as to ensure that the upper end face of the shaft sleeve positioning key 7 on the outer wall of the shaft sleeve is not higher than the upper end face of the shaft sleeve on the outer layer of the shaft sleeve when any shaft sleeve is lifted upwards to be coplanar with the upper end face of the shaft sleeve and the upper end face of the main shaft 2.
Four through holes 6 for locking the base 1 are formed in the base 1, the axial direction of the through holes 6 is parallel to the axial direction of the main shaft 2, and in the working process of the embodiment, the auxiliary tool for the shaft can be locked and attached on the test bench by bolts to complete the test.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means 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 present utility model. In this specification, schematic representations of the terms 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.
With the above-described preferred embodiments according to the present utility model as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.
Claims (3)
1. The universal shaft auxiliary tool for the rotation deformation test is characterized by comprising a base and a shaft sleeve group, wherein a main shaft is arranged on the base, four main shaft positioning keys are uniformly distributed along the circumference of the side surface of the main shaft, the length direction of each main shaft positioning key is parallel to the axis direction of the main shaft, the lower end surface of each main shaft positioning key is tightly attached to the upper end surface of the base, a first positioning half hole is formed in the outer wall of the main shaft, and the axis of each first positioning half hole is parallel to the axis of the main shaft; the spindle sleeve group comprises more than one spindle sleeve with equal height, the spindle and the spindle sleeve are nested from inside to outside, four spindle sleeve positioning keys are uniformly distributed along the circumference of the outer wall of the spindle sleeve, the length direction of each spindle sleeve positioning key is parallel to the axis direction of the spindle, the length of each spindle sleeve positioning key is equal to that of each spindle sleeve positioning key, the distance from the upper end surface of each spindle sleeve positioning key to the upper end surface of the base is equal to that from the upper end surface of each spindle to the upper end surface of the spindle sleeve, the lower end surface of each spindle sleeve positioning key is tightly attached to the upper end surface of the base, four positioning through grooves are uniformly distributed along the circumference of the inner wall of the spindle sleeve, each spindle positioning key is respectively embedded in each of the four positioning through grooves of the spindle sleeve on the outer wall of the spindle sleeve, each spindle sleeve positioning key is respectively embedded in each of the other positioning through groove of the spindle sleeve on the other, a second positioning half hole is formed in the outer wall of the spindle sleeve, the lower end surface of the spindle sleeve is tightly attached to the upper end surface of the spindle sleeve, the spindle sleeve is positioned on the axis of the spindle sleeve, and the spindle is positioned in a half-parallel to the spindle shaft axis, and the spindle shaft is positioned at the half-shaft axis of the spindle shaft is positioned at a half position of the spindle shaft; the second locating half hole of one of the bushings and the third locating half hole of the bushing outer layer are offset 30-60 degrees relative to the axis of the bushing.
2. The universal shaft accessory for rotational testing according to claim 1, wherein the distance from the upper end surface of the shaft sleeve to the upper end surface of the shaft sleeve positioning key is greater than or equal to the distance from the upper end surface of the shaft sleeve positioning key to the upper end surface of the base.
3. The universal shaft auxiliary tool for the rotation testing according to claim 2, wherein four through holes for locking the base are formed in the base, and the axial directions of the through holes are parallel to the axial direction of the main shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321278382.5U CN219829951U (en) | 2023-05-24 | 2023-05-24 | Universal shaft auxiliary tool for rotation testing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321278382.5U CN219829951U (en) | 2023-05-24 | 2023-05-24 | Universal shaft auxiliary tool for rotation testing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219829951U true CN219829951U (en) | 2023-10-13 |
Family
ID=88281312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321278382.5U Active CN219829951U (en) | 2023-05-24 | 2023-05-24 | Universal shaft auxiliary tool for rotation testing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219829951U (en) |
-
2023
- 2023-05-24 CN CN202321278382.5U patent/CN219829951U/en active Active
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