CN210731899U - Grinding wheel for accurately grinding excircle of turbine rotor - Google Patents
Grinding wheel for accurately grinding excircle of turbine rotor Download PDFInfo
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- CN210731899U CN210731899U CN201921215641.3U CN201921215641U CN210731899U CN 210731899 U CN210731899 U CN 210731899U CN 201921215641 U CN201921215641 U CN 201921215641U CN 210731899 U CN210731899 U CN 210731899U
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- grinding
- turbine rotor
- wheel
- echelonment
- wheel disc
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Abstract
The utility model discloses a turbine rotor correct grinding excircle's emery wheel relates to emery wheel technical field, including the rim plate, one side upper end and one side lower extreme of rim plate all are provided with the grinding piece, one of them the lower surface of grinding piece sets up to the echelonment, another one the upper surface of grinding piece is the echelonment setting, the shaft hole has been seted up at the middle part of rim plate, two first screw hole has all been seted up at the right-hand member middle part of grinding piece, the second screw hole has all been seted up to the upper end and the lower extreme of rim plate, through fastening screw fixed connection between grinding piece and the rim plate. The utility model discloses a set up the lower surface of one of them grinding piece and the upper surface of another grinding piece into the echelonment, wait to process turbine rotor's echelonment and two grinding piece's echelonment looks adaptation, only need once the correct grinding can be in order to accomplish the correct grinding to the turbine rotor of echelonment, can ensure the machining precision, reached the processing requirement of product.
Description
Technical Field
The utility model relates to a grinding wheel technical field, in particular to turbine rotor correct grinding excircle's emery wheel.
Background
A turbine, which is a fan in an engine of an automobile or an airplane, improves the performance of the engine by blowing fuel vapor into the engine using exhaust gas. The turbine is a rotary power machine which converts the energy of a flowing working medium into mechanical work. It is one of the main components of aircraft engines, gas turbines and steam turbines. In the prior art, when the outer circle of the turbine rotor is accurately ground, the turbine rotor is of a stepped structure, the turbine rotor of the stepped structure needs to be accurately ground by using a common grinding wheel for multiple times, and the machining requirement is very high, so that the machining requirement of a product is hardly guaranteed in the past machining process.
Therefore, it is necessary to provide a grinding wheel for finely grinding the outer circle of the turbine rotor to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a turbine rotor correct grinding excircle's emery wheel to solve the problem that provides in the above-mentioned background art hardly guarantees the processing requirement of product in the course of working in the past.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a turbine rotor grinding wheel of excircle that grinds, includes the rim plate, one side upper end and one side lower extreme of rim plate all are provided with the grinding piece, one of them the right-hand member of grinding piece and one side upper end fixed connection of rim plate, the other one the right-hand member of grinding piece and one side lower extreme fixed connection of rim plate, one of them the lower surface of grinding piece sets up to the echelonment, the other one the echelonment setting is personally submitted to the upper surface of grinding piece, the shaft hole has been seted up at the middle part of rim plate, two first screw hole has all been seted up at the right-hand member middle part of grinding piece, the second screw hole has all been seted up to the upper end and the lower.
Optionally, the two grinding blocks are symmetrically arranged;
and the two second threaded holes are symmetrically arranged.
Optionally, the cross section of the wheel disc is circular;
the shaft hole is located between the two second threaded holes.
Optionally, the first threaded hole and the second threaded hole correspond in position, and both the first threaded hole and the second threaded hole are adapted to the fastening screw.
Optionally, the top end and the bottom end of one side of the wheel disc are both fixedly connected with a supporting piece, the other end of the supporting piece is movably connected with a fastening bolt, thread grooves are formed in the upper surface of one of the grinding blocks and the lower surface of the other grinding block, and the thread grooves are matched with the fastening bolt.
The utility model discloses a technological effect and advantage:
1. the utility model discloses a set up the lower surface of one of them grinding piece and the upper surface of another grinding piece into the echelonment, wait to process turbine rotor's echelonment and two grinding piece's echelonment looks adaptation, only need once the correct grinding can be in order to accomplish the correct grinding to the turbine rotor of echelonment, can ensure the machining precision, reached the processing requirement of product.
2. The utility model discloses a first screw hole, second screw hole and fastening screw's cooperation setting can make the grinding piece reach the effect of being convenient for install and change.
Drawings
Fig. 1 is a schematic view of the structure of the present invention.
In the figure: 1. a wheel disc; 2. grinding the block; 3. a shaft hole; 4. a first threaded hole; 5. a second threaded hole; 6. fastening screws; 7. a support member; 8. fastening a bolt; 9. a thread groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.
The utility model provides a grinding wheel for accurate grinding of an excircle of a turbine rotor, as shown in figure 1, which comprises a wheel disc 1, wherein the cross section of the wheel disc 1 is circular, grinding blocks 2 are arranged at the upper end and the lower end of one side of the wheel disc 1, two grinding blocks 2 are symmetrically arranged, the right end of one grinding block 2 is fixedly connected with the upper end of one side of the wheel disc 1, the right end of the other grinding block 2 is fixedly connected with the lower end of one side of the wheel disc 1, the lower surface of one grinding block 2 is arranged in a ladder shape, the upper surface of the other grinding block 2 is arranged in a ladder shape, a shaft hole 3 is arranged in the middle of the wheel disc 1, a first threaded hole 4 is arranged in the middle of the right ends of the two grinding blocks 2, second threaded holes 5 are arranged at the upper end and the lower end of the wheel disc 1, the two second threaded holes 5 are symmetrically arranged, the shaft hole 3 is arranged, the positions of the first threaded hole 4 and the second threaded hole 5 correspond to each other, the first threaded hole 4 and the second threaded hole 5 are matched with the fastening screw 6, the grinding blocks 2 can achieve the effect of being convenient to mount and replace through the matching arrangement of the first threaded hole 4, the second threaded hole 5 and the fastening screw 6, the lower surface of one grinding block 2 and the upper surface of the other grinding block 2 are arranged in a step shape and can be matched with the step shape of the turbine rotor, the step-shaped turbine rotor can be accurately ground only through one-time accurate grinding, the machining precision can be ensured, and the machining requirement of a product is met;
the equal fixedly connected with support piece 7 in one side top and the bottom of rim plate 1, support piece 7's other end swing joint has fastening bolt 8, thread groove 9 has all been seted up to the upper surface of one of them grinding piece 2 and the lower surface of another grinding piece 2, thread groove 9 and fastening bolt 8 looks adaptation, through support piece 7, fastening bolt 8 and thread groove 9's cooperation sets up, can play the supporting role to grinding piece 2, it is more firm to make grinding piece 2 be connected with rim plate 1, also can satisfy the installation and the change of grinding piece 2 simultaneously.
This practical theory of operation: the lower surface of one grinding block 2 and the upper surface of the other grinding block 2 are arranged to be in a step shape, the step shape of the turbine rotor to be processed is matched with the step shape of the two grinding blocks 2, the step-shaped turbine rotor can be finely ground only by one-time fine grinding, the processing precision can be ensured, and the processing requirement of a product is met.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (5)
1. The utility model provides a emery wheel of turbine rotor finish grinding excircle, includes rim plate (1), its characterized in that: the grinding wheel is characterized in that grinding blocks (2) are arranged at the upper end and the lower end of one side of the wheel disc (1), one of the grinding blocks is fixedly connected with the right end of the grinding block (2) and the upper end of one side of the wheel disc (1), the other grinding block is fixedly connected with the right end of the grinding block (2) and the lower end of one side of the wheel disc (1), one of the grinding blocks is arranged into a step shape, the other grinding block is arranged into a step shape, the upper surface of the grinding block (2) is arranged into a step shape, a shaft hole (3) and a second threaded hole (4) are formed in the middle of the right end of the grinding block (2), the second threaded hole (5) is formed in the upper end and the lower end of the wheel disc (1), and the grinding block (2) and the wheel disc (1.
2. The grinding wheel for finely grinding an outer circle of a turbine rotor according to claim 1, wherein:
the two grinding blocks (2) are symmetrically arranged;
the two second threaded holes (5) are symmetrically arranged.
3. The grinding wheel for finely grinding an outer circle of a turbine rotor according to claim 1, wherein:
the cross section of the wheel disc (1) is circular;
the shaft hole (3) is positioned between the two second threaded holes (5).
4. The grinding wheel for finely grinding an outer circle of a turbine rotor according to claim 1, wherein:
the positions of the first threaded hole (4) and the second threaded hole (5) are corresponding, and the first threaded hole (4) and the second threaded hole (5) are matched with the fastening screw (6).
5. The grinding wheel for finely grinding an outer circle of a turbine rotor according to claim 1, wherein:
the grinding wheel disc is characterized in that a supporting piece (7) is fixedly connected to the top end and the bottom end of one side of the wheel disc (1), a fastening bolt (8) is movably connected to the other end of the supporting piece (7), a thread groove (9) is formed in the upper surface of one grinding block (2) and the lower surface of the other grinding block (2), and the thread groove (9) is matched with the fastening bolt (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921215641.3U CN210731899U (en) | 2019-07-30 | 2019-07-30 | Grinding wheel for accurately grinding excircle of turbine rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921215641.3U CN210731899U (en) | 2019-07-30 | 2019-07-30 | Grinding wheel for accurately grinding excircle of turbine rotor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210731899U true CN210731899U (en) | 2020-06-12 |
Family
ID=70987037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921215641.3U Active CN210731899U (en) | 2019-07-30 | 2019-07-30 | Grinding wheel for accurately grinding excircle of turbine rotor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210731899U (en) |
-
2019
- 2019-07-30 CN CN201921215641.3U patent/CN210731899U/en active Active
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