CN115631300A - Automobile hub and processing technology thereof - Google Patents
Automobile hub and processing technology thereof Download PDFInfo
- Publication number
- CN115631300A CN115631300A CN202211301337.7A CN202211301337A CN115631300A CN 115631300 A CN115631300 A CN 115631300A CN 202211301337 A CN202211301337 A CN 202211301337A CN 115631300 A CN115631300 A CN 115631300A
- Authority
- CN
- China
- Prior art keywords
- hub
- blank workpiece
- dimensional model
- bright surface
- outer contour
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
Abstract
The invention discloses an automobile hub and a processing technology of the hub, which comprises the steps of obtaining a three-dimensional model of a blank workpiece of the hub; analyzing the three-dimensional model, and determining the processing path of the bright surface of the hub according to the analysis result; turning the blank workpiece according to the processing path; the bright surface of the hub is obtained. According to the method for processing the bright surface of the hub, the processed surface is actually measured, and the processing program is subjected to fine adjustment and correction according to the measurement result, so that the size deviation among blank workpieces is reduced, the standardization degree of the bright surface of the processed hub is improved, the processing precision is higher, the quality is better, the production efficiency and the one-time qualified rate of products are improved, and the production cost is reduced.
Description
Technical Field
The invention relates to the technical field of hub motors, in particular to an automobile hub and a processing technology of the hub.
Background
At present, in the production process of a finish turning bright face hub, the actual size of a machined face is not detected and judged in the bright face machining process, programming is carried out according to the theoretical size, machining equipment is used for machining the machined face, and all the programs used by the same hub are consistent. Therefore, the blanks produced by the same wheel type in different moulds or the same mould in different processes and time are slightly different, the size of the finished hub product is deviated, and the reject ratio is increased.
Disclosure of Invention
In view of the above-mentioned drawbacks or deficiencies in the prior art, it is desirable to provide an automobile hub and a processing technique of the hub, including obtaining a three-dimensional model of a blank workpiece of the hub;
analyzing the three-dimensional model, and determining the processing path of the bright surface of the hub according to the analysis result;
turning the blank workpiece according to the processing path;
and obtaining the bright surface of the hub.
Preferably, the step of obtaining a three-dimensional model of the blank workpiece of the hub comprises:
photographing the blank workpiece by using photographing equipment to obtain an image of the blank workpiece;
and carrying out three-dimensional modeling according to the image to obtain a corresponding three-dimensional model.
Preferably, the step of photographing the blank workpiece by using the photographing device comprises:
photographing the blank workpiece from a plurality of angles by using an industrial camera; or photographing the blank workpiece along the axis direction of the blank workpiece by using a 3D camera.
Preferably, the step of analyzing the three-dimensional model and determining the machining path of the bright surface of the hub according to the analysis result includes:
selecting one point on the central axis of the three-dimensional model as a central point;
drawing a plurality of circular curves with different diameters by taking the central point as a circle center, wherein the plurality of circular curves form concentric circles perpendicular to the central axis;
extracting a plurality of highest points of the circular curves with different diameters which are respectively projected on the three-dimensional model along the direction of the central axis;
determining an outer contour line of a bright surface of the hub according to the plurality of highest points;
and converting the outer contour line into a processing path of the bright surface of the hub.
Preferably, the step of determining the outer contour of the bright surface of the hub according to the plurality of highest points includes:
projecting a plurality of said vertices onto an axial section of said three-dimensional model;
and connecting the plurality of highest points projected onto the shaft section to form an outer contour line.
Preferably, the step of converting the outer contour line into a processing path of the bright surface of the hub includes:
establishing an X-Y-Z three-dimensional coordinate system by taking the direction of the central axis as a Z axis and a plane perpendicular to the central axis as an X-Y plane;
extracting the positioning coordinates of the outer contour line on the three-dimensional coordinate system;
generating the machining path according to the positioning coordinates;
wherein the positioning coordinates include: coordinates of an intersection of the outer contour line with the X-Z plane and coordinates of an intersection of the outer contour line with the Y-Z plane.
Preferably, the turning processing step of the blank workpiece according to the machining path and the step of obtaining the bright surface of the hub comprise the following steps:
grinding and polishing the turned blank workpiece;
and coating the blank workpiece after the grinding and polishing treatment.
Compared with the prior art, the invention has the beneficial effects that.
It should be understood that the statements herein reciting aspects are not intended to limit the critical or essential features of any embodiment of the invention, nor are they intended to limit the scope of the invention.
Other features of the present invention will become apparent from the following description.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments thereof, made with reference to the following drawings:
FIG. 1 is a block flow diagram of a hub machining process.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
2. Referring to fig. 1, an embodiment of the present invention provides an automobile hub and a processing process of the hub, including obtaining a three-dimensional model of a blank workpiece of the hub;
analyzing the three-dimensional model, and determining the processing path of the bright surface of the hub according to the analysis result;
turning the blank workpiece according to the processing path;
and obtaining the bright surface of the hub.
In a preferred embodiment, as shown in fig. 1, the step of obtaining a three-dimensional model of the blank workpiece of the hub comprises:
photographing the blank workpiece by using photographing equipment to obtain an image of the blank workpiece;
and carrying out three-dimensional modeling according to the image to obtain a corresponding three-dimensional model.
In a preferred embodiment, as shown in fig. 1, the step of using the photographing apparatus to photograph the blank workpiece comprises:
photographing the blank workpiece from a plurality of angles by using an industrial camera; or using a 3D camera to photograph the blank workpiece along the axis direction of the blank workpiece.
In a preferred embodiment, as shown in fig. 1, the step of analyzing the three-dimensional model and determining the machining path of the bright surface of the hub according to the analysis result comprises:
selecting one point on the central axis of the three-dimensional model as a central point;
drawing a plurality of circular curves with different diameters by taking the central point as a circle center, wherein the plurality of circular curves form concentric circles perpendicular to the central axis;
extracting a plurality of highest points of the circular curves with different diameters which are respectively projected on the three-dimensional model along the direction of the central axis;
determining an outer contour line of a bright surface of the hub according to the plurality of highest points;
and converting the outer contour line into a processing path of the bright surface of the hub.
In a preferred embodiment, as shown in fig. 1, the step of determining the outer contour of the bright surface of the hub according to the plurality of highest points includes:
projecting a plurality of said vertices onto an axial section of said three-dimensional model;
and connecting the plurality of highest points projected onto the shaft section to form an outer contour line.
In a preferred embodiment, as shown in fig. 1, the step of converting the outer contour line into a machining path of the bright surface of the hub comprises:
establishing an X-Y-Z three-dimensional coordinate system by taking the direction of the central axis as a Z axis and a plane perpendicular to the central axis as an X-Y plane;
extracting the positioning coordinates of the outer contour line on the three-dimensional coordinate system;
generating the machining path according to the positioning coordinates;
wherein the positioning coordinates comprise: coordinates of an intersection of the outer contour line with the X-Z plane and coordinates of an intersection of the outer contour line with the Y-Z plane.
In a preferred embodiment, as shown in fig. 1, between the step of turning the blank workpiece according to the machining path and the step of obtaining the bright surface of the hub, the method comprises:
grinding and polishing the turned blank workpiece;
coating the blank workpiece after grinding and polishing
In the description of the present specification, the terms "connect", "mount", "fix", and the like are to be understood broadly, for example, "connect" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In the description of the present application, the description of the terms "one embodiment," "some embodiments," or the like, 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 application. 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 technical scheme of the invention provides a solution which is obviously different from the prior art aiming at the technical problem that the prior art solution is too single.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (7)
1. An automobile hub and a processing technology of the hub are characterized by comprising the steps of obtaining a three-dimensional model of a blank workpiece of the hub;
analyzing the three-dimensional model, and determining the processing path of the bright surface of the hub according to the analysis result;
turning the blank workpiece according to the processing path;
and obtaining the bright surface of the hub.
2. The automobile hub and the hub machining process according to claim 1, wherein the step of obtaining the three-dimensional model of the blank workpiece of the hub comprises the following steps:
photographing the blank workpiece by using photographing equipment to obtain an image of the blank workpiece;
and carrying out three-dimensional modeling according to the image to obtain a corresponding three-dimensional model.
3. The automobile hub and the hub machining process according to claim 2, wherein the step of photographing the blank workpiece by using photographing equipment comprises the following steps of:
photographing the blank workpiece from a plurality of angles by using an industrial camera; or photographing the blank workpiece along the axis direction of the blank workpiece by using a 3D camera.
4. The automobile hub and the hub machining process according to claim 3, wherein the step of analyzing the three-dimensional model and determining the machining path of the bright surface of the hub according to the analysis result comprises the following steps:
selecting a point on the central axis of the three-dimensional model as a central point;
drawing a plurality of circular curves with different diameters by taking the central point as a circle center, wherein the plurality of circular curves form concentric circles perpendicular to the central axis;
extracting a plurality of highest points of the circular curves with different diameters which are respectively projected to the three-dimensional model along the direction of the central axis;
determining an outer contour line of a bright surface of the hub according to the plurality of highest points;
and converting the outer contour line into a processing path of the bright surface of the hub.
5. The automobile hub and the hub machining process according to claim 4, wherein the step of determining the outer contour line of the bright surface of the hub according to the plurality of highest points comprises the following steps:
projecting a plurality of said vertices onto an axial section of said three-dimensional model;
and connecting the plurality of highest points projected onto the shaft section to form an outer contour line.
6. The automobile hub and the hub machining process according to claim 5, wherein the step of converting the outer contour line into the machining path of the bright surface of the hub comprises the following steps:
establishing an X-Y-Z three-dimensional coordinate system by taking the direction of the central axis as a Z axis and a plane perpendicular to the central axis as an X-Y plane;
extracting the positioning coordinates of the outer contour line on the three-dimensional coordinate system;
generating the machining path according to the positioning coordinates;
wherein the positioning coordinates comprise: coordinates of an intersection of the outer contour line with the X-Z plane and coordinates of an intersection of the outer contour line with the Y-Z plane.
7. The automobile hub and the hub machining process according to claim 6, wherein the step of turning the blank workpiece according to the machining path and the step of obtaining the bright surface of the hub comprise the following steps:
grinding and polishing the turned blank workpiece;
and coating the blank workpiece after the grinding and polishing treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211301337.7A CN115631300A (en) | 2022-10-24 | 2022-10-24 | Automobile hub and processing technology thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211301337.7A CN115631300A (en) | 2022-10-24 | 2022-10-24 | Automobile hub and processing technology thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115631300A true CN115631300A (en) | 2023-01-20 |
Family
ID=84906596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211301337.7A Withdrawn CN115631300A (en) | 2022-10-24 | 2022-10-24 | Automobile hub and processing technology thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115631300A (en) |
-
2022
- 2022-10-24 CN CN202211301337.7A patent/CN115631300A/en not_active Withdrawn
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5087481B2 (en) | Multi-axis control mold automatic cell polishing apparatus and cell automatic polishing method | |
| CN107253102A (en) | A kind of precision grinding machining method of special-shaped thin wall labyrinth workpiece | |
| CN107238352B (en) | A kind of revolution class formation characteristic part profile laser on-machine measurement apparatus and method based on numerically controlled lathe | |
| JPS63237025A (en) | Method and apparatus for making prescription glasses lens | |
| EP2127792A1 (en) | Raster cutting technology for ophthalmic lenses | |
| CN103056731A (en) | Five-axis precision ultrasonic milling machining method of large-aperture off-axis aspheric mirror | |
| CN105798734A (en) | Polishing device and method for mould free curved surface | |
| JP2022050441A (en) | System and method for feedback-type dressing of grinding wheel | |
| JP2005040863A (en) | Method for producing precision forged part | |
| CN106944680B (en) | A kind of disc type gear molding roll flute adaptive machining method | |
| CN111413933A (en) | Processing method of bright surface of hub, manufacturing method of hub and processing system of hub | |
| RU2598412C2 (en) | Method of making part by forging | |
| CN112526925B (en) | Profile finish machining method based on three-dimensional cam profile materialized model deviation compensation | |
| CN115631300A (en) | Automobile hub and processing technology thereof | |
| JP2004174665A (en) | Curved surface machining method and curved surface machining device | |
| CN113319656A (en) | Grinding method for special-shaped workpiece | |
| CN108746993A (en) | A kind of polishing processing method and device | |
| Zhu et al. | A helical interpolation precision truing and error compensation for arc-shaped diamond grinding wheel | |
| CN112091778A (en) | Single-point grinding process for bullet type aspheric surface die | |
| CN107097044A (en) | Large-scale core main pump shield electric machine gimbal processing technology and its fitting device | |
| CN108436602B (en) | Method for grinding free-form surface by using grinding wheel with unfinished near-arc section | |
| JP5883581B2 (en) | Form grinding machine and control method thereof | |
| RU2629419C1 (en) | Method for final machining of gas turbine engine blade and device for its implementation | |
| Wei et al. | Tool setting error compensation in large aspherical mirror grinding | |
| CN101424934A (en) | Skew axis aspherical mirror processing system and method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20230120 |
|
| WW01 | Invention patent application withdrawn after publication |