Hub and hub polishing method
阅读说明：本技术 轮毂及轮毂抛光方法 (Hub and hub polishing method ) 是由 郑斌 李贞明 陈应胶 陈笔鸿 于 2019-10-24 设计创作，主要内容包括：本发明提供了一种轮毂抛光方法及轮毂,轮毂抛光方法包括以下步骤：粗打磨步骤：通过第一磨具对角落区域进行打磨处理；通过第二磨具对待抛光面中角落区域之外的区域进行打磨处理；通过第三磨具对待抛光面整体进行打磨处理；振动抛光步骤：将经粗打磨处理后的轮毂置于振动抛光机中,振动抛光机中具有第一抛光液及第一磨料,第一抛光液及第一磨料覆盖待抛光面,其中,振动抛光机振动带动第一抛光液及第一磨料相对于轮毂运动；流体抛光步骤：将经振动抛光处理后的轮毂置于流体抛光机的磨料桶中,磨料桶中具有第二抛光液及第二磨料,轮毂在磨料桶中正反转运动及公转运动。本方案在提升轮毂表面光亮度的同时,节省人力成本,缩短加工时间,提升良品率。(The invention provides a hub polishing method and a hub, wherein the hub polishing method comprises the following steps: rough grinding: polishing the corner area by a first grinding tool; polishing the area outside the corner area in the surface to be polished by the second grinding tool; polishing the whole surface to be polished by a third grinding tool; and (3) vibration polishing: placing the hub subjected to rough grinding treatment in a vibration polishing machine, wherein the vibration polishing machine is provided with first polishing liquid and first grinding materials, and the first polishing liquid and the first grinding materials cover a surface to be polished; fluid polishing: and placing the hub subjected to vibration polishing treatment in an abrasive barrel of a fluid polishing machine, wherein the abrasive barrel is provided with a second polishing solution and a second abrasive, and the hub rotates in the abrasive barrel in a positive and negative direction and revolves. This scheme is when promoting wheel hub surface luminance, and the cost of using manpower sparingly shortens process time, promotes the yields.)
1. A hub polishing method, characterized in that a surface to be polished of the hub has corner regions, the polishing method comprising the steps of:
rough grinding: polishing the corner area through a first grinding tool;
polishing the area outside the corner area in the surface to be polished by a second grinding tool;
polishing the whole surface to be polished by a third grinding tool;
and (3) vibration polishing: placing the hub subjected to rough grinding treatment in a vibration polishing machine, wherein the vibration polishing machine is provided with a first polishing solution and a first grinding material, and the first polishing solution and the first grinding material cover the surface to be polished, wherein the vibration polishing machine vibrates to drive the first polishing solution and the first grinding material to move relative to the hub;
fluid polishing: and placing the hub subjected to vibration polishing treatment in an abrasive barrel of a fluid polishing machine, wherein the abrasive barrel is provided with a second polishing solution and a second abrasive, and the hub rotates in a positive and negative direction and revolves in the abrasive barrel.
2. The hub polishing method according to claim 1, wherein the step of polishing the whole surface to be polished by a third abrasive tool specifically comprises:
and grinding the whole surface to be polished for multiple times by a plurality of third grinding tools.
3. The hub polishing method as claimed in claim 1 or 2,
the vibration polishing machine is provided with a first motor, the forward and reverse rotation switching time of the first motor is 5-10 min, the vibration frequency is 35-50 Hz, and the vibration polishing time is 15-30 min.
4. The hub polishing method as claimed in claim 1 or 2,
the fluid polishing machine is provided with a second motor, the forward and reverse rotation switching time of the second motor is 5 min-10 min, the rotation degree of the abrasive barrel is 8 r/min-18 r/min, the rotation speed of the hub is 18 r/min-54 r/min, and the polishing time is 15 min-30 min.
5. The hub polishing method as claimed in claim 1 or 2,
the first grinding material comprises brown corundum balls with the diameter of 2 mm-3 mm; and/or
The second abrasive comprises zirconium balls with the diameter of 2 mm-3 mm.
6. The hub polishing method as claimed in claim 1 or 2,
the range of the mesh number of the first grinding tool is 100-150 meshes;
the value range of the mesh number of the second grinding tool is 150-200 meshes;
the value range of the mesh number of the third grinding tool is 240 meshes-600 meshes.
7. The hub polishing method as claimed in claim 1 or 2, further comprising, before the vibratory polishing step:
and immersing the wheel hub subjected to rough polishing treatment in a paraffin removal solution for soaking so as to remove impurities on the wheel hub.
8. The hub polishing method as claimed in claim 1 or 2, further comprising, before the fluid polishing step:
and soaking the hub subjected to the vibration polishing treatment in a cleaning solution to remove impurities on the hub.
9. The hub polishing method as claimed in claim 1 or 2, further comprising, after the fluid polishing step:
and performing coating finishing treatment on the hub subjected to the fluid polishing treatment.
10. A wheel hub, characterized in that the wheel hub is manufactured by means of a wheel hub polishing method according to any one of claims 1 to 9.
Technical Field
The invention relates to the field of polishing processes, in particular to a hub polishing method and a hub.
Background
The existing automatic fine polishing process usually utilizes a vibratory polishing machine to perform vibratory polishing, but the polishing process has the problems of low polishing precision, grinding lines on the surface of a hub, inconsistent appearance (poor brightness of corner areas) and the like.
Disclosure of Invention
In order to solve at least one of the above-mentioned technical problems, it is an object of the present invention to provide a hub polishing method.
Another object of the present invention is to provide a hub manufactured by the above hub polishing method.
To achieve the above object, an embodiment of a first aspect of the present invention provides a hub polishing method, a surface to be polished of a hub having corner regions, the polishing method including the steps of: rough grinding: polishing the corner area through a first grinding tool; polishing the area outside the corner area in the surface to be polished by a second grinding tool; polishing the whole surface to be polished by a third grinding tool; and (3) vibration polishing: placing the hub subjected to rough grinding treatment in a vibration polishing machine, wherein the vibration polishing machine is provided with a first polishing solution and a first grinding material, and the first polishing solution and the first grinding material cover the surface to be polished, wherein the vibration polishing machine vibrates to drive the first polishing solution and the first grinding material to move relative to the hub; fluid polishing: and placing the hub subjected to vibration polishing treatment in an abrasive barrel of a fluid polishing machine, wherein the abrasive barrel is provided with a second polishing solution and a second abrasive, and the hub rotates in a positive and negative direction and revolves in the abrasive barrel.
In the hub polishing method provided by the embodiment of the invention, in the rough polishing step, the corner region of the surface to be polished is firstly polished, then other regions are polished, and finally the surface to be polished is integrally polished, so that the surface to be polished is fully pretreated, the omission of a dead angle position is avoided, and the polishing precision and the surface consistency of the hub are improved.
In addition, the hub polishing method provided by the invention in the above embodiment may further have the following additional technical features:
in the above technical solution, the step of polishing the whole surface to be polished by the third grinding tool specifically includes: and grinding the whole surface to be polished for multiple times by a plurality of third grinding tools.
In any of the above technical solutions, the vibratory finishing machine has a first motor, the forward/reverse rotation switching time of the first motor is 5min to 10min, the vibration frequency is 35Hz to 50Hz, and the vibratory finishing time is 15min to 30 min.
In any of the above technical solutions, the fluid polishing machine has a second motor, the forward/reverse rotation switching time of the second motor is 5min to 10min, the rotation degree of the abrasive barrel is 8r/min to 18r/min, the rotation speed of the hub is 18r/min to 54r/min, and the polishing time is 15min to 30 min.
In any one of the above technical schemes, the first abrasive comprises brown corundum balls with the diameter of 2 mm-3 mm; and/or the second abrasive comprises zirconium balls with the diameter of 2 mm-3 mm.
In any one of the above technical schemes, the mesh number of the first grinding tool ranges from 100 meshes to 150 meshes; the value range of the mesh number of the second grinding tool is 150-200 meshes; the value range of the mesh number of the third grinding tool is 240 meshes-600 meshes.
In this scheme, the mesh number that sets up first grinding apparatus, second grinding apparatus and third grinding apparatus increases in proper order, also adopts the lower abrasive band of relative mesh number when polishing in the corner region, like this, when the realization is fully polished to the corner region, avoids wheel hub comparatively sharp-pointed position department to cause great damage to the abrasive band, prolongs the life in abrasive band, reduces the processing cost.
In any of the above technical solutions, before the step of vibratory finishing, the method further includes: and immersing the wheel hub subjected to rough polishing treatment in a paraffin removal solution for soaking so as to remove impurities on the wheel hub.
In this scheme, wash the wax removal operation to wheel hub earlier before the vibratory finishing step, get rid of the impurity on the wheel hub, improve polishing efficiency, avoid impurity fish tail wheel hub at the vibratory finishing in-process, promote the surperficial luminance of wheel hub.
In any of the above solutions, before the fluid polishing step, the method further comprises: and soaking the hub subjected to the vibration polishing treatment in a cleaning solution to remove impurities on the hub.
In this scheme, carry out the cleaning operation to wheel hub earlier before fluid polishing step, get rid of the impurity on the wheel hub, avoid impurity fish tail wheel hub in fluid polishing process, promote the surperficial luminance of wheel hub.
In any of the above technical solutions, after the fluid polishing step, the method further comprises: and performing coating finishing treatment on the hub subjected to the fluid polishing treatment.
An embodiment of a second aspect of the invention provides a hub comprising: the hub is manufactured by processing through the hub polishing method in any technical scheme.
The hub provided by the embodiment of the invention is processed and manufactured by the hub polishing method in any technical scheme, so that all the beneficial effects are achieved, and the details are not repeated.
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 shows a schematic flow diagram of a hub polishing method according to one embodiment of the invention;
fig. 2 shows a flow diagram of the structure of a hub according to an embodiment of the invention.
Wherein, the correspondence between the reference numbers and the names of the components in fig. 2 is:
111(A/B/C/D) corner region.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
The hub polishing method according to some embodiments of the present invention is described below with reference to fig. 1 and 2.
In the hub polishing method provided by the embodiment of the first aspect of the present invention, the surface to be polished of the hub has the corner region 111, and the corner region 111 includes a dead angle position on the surface to be polished, or a groove position on the surface to be polished, or a protrusion position on the surface to be polished, etc., which can be specifically understood with reference to the
FIG. 1 illustrates a flow chart of a hub polishing method according to one embodiment of the present invention.
The hub polishing method comprises the following steps:
step S102: rough grinding: polishing the corner region 111 by a first grinding tool; polishing the region outside the corner region 111 in the surface to be polished by the second grinding tool; and polishing the whole surface to be polished by the third grinding tool.
Preferably, the first grinding tool is a coating die, and further, the first die is a sanding belt or a sandpaper.
Preferably, the second grinding tool is a coating die, and further, the second die is a sanding belt or a sandpaper.
Preferably, the third grinding tool is a coating die, and further, the third die is a sanding belt or a sandpaper.
The coating die has flexibility, is convenient to fold and deform, is more favorable for adapting to hubs with different shapes, is favorable for adapting to grooves, bulges and other parts on the hubs, and has higher polishing precision and better effect.
It should be noted that, in step S102, the hub may be automatically ground by mechanical means for multiple times in different regions, or may be ground manually.
Like this, in step S102, at first polish to the corner region 111 of treating the polishing face, secondly polish other region, at last treat the whole of polishing face polish, can understand, corner region 111 is difficult to contact with the abrasive material relatively, like this, lead to after the polishing treatment, corner region 111 forms the colour difference with other regions, influence the pleasing to the eye degree of outward appearance of product and make the abundant preliminary treatment of treating the polishing face, through treating the polishing face of polishing branch territory, avoid the omission at dead angle position, promote the polishing precision of wheel hub and the uniformity on surface.
Step S104: and (3) vibration polishing: and placing the hub subjected to the rough grinding treatment in a vibration polishing machine, wherein the vibration polishing machine is provided with first polishing liquid and first grinding materials, and the first polishing liquid and the first grinding materials cover a surface to be polished, wherein the vibration polishing machine vibrates to drive the first polishing liquid and the first grinding materials to move relative to the hub.
For example, the vibratory polishing machine has a first motor, and the first motor performs forward and reverse rotation to vibrate the vibratory polishing machine as a whole, so as to drive the first polishing solution and the first abrasive contained in the vibratory polishing machine to move, and further cause the first polishing solution and the first abrasive to perform clockwise or counterclockwise up-and-down rolling movement relative to the hub fixed therein, so that the first polishing solution and the first abrasive are in sufficient contact friction with the hub, and the purpose of polishing is achieved.
Step S106: fluid polishing: and placing the hub subjected to vibration polishing treatment in an abrasive barrel of a fluid polishing machine, wherein the abrasive barrel is provided with a second polishing solution and a second abrasive, and the hub rotates in the abrasive barrel in a positive and negative direction and revolves.
In the scheme, vibration polishing and fluid polishing are carried out on the hub in sequence, when the hub achieves a mirror polishing effect, in the vibration polishing process, a first abrasive material is in full contact with a surface to be polished, in the fluid polishing process, a second abrasive material is in full contact with the surface to be polished, the polishing precision is higher, the polishing effect of a dead angle position is improved, meanwhile, polishing solutions respectively added in the vibration polishing step and the fluid polishing step have a cleaning effect on aluminum dust and the like generated in the polishing process, the flying of dust is reduced, the cleanness and the safety of an operation environment are improved, the hub after being subjected to rough polishing, vibration polishing and fluid polishing is higher than or equal to 650GU in surface glossiness (60 degrees).
Further, the step of polishing the whole surface to be polished by the third grinding tool specifically comprises: and grinding the whole surface to be polished for multiple times by a plurality of third grinding tools.
Furthermore, the vibration polishing machine is provided with a first motor, the forward and reverse rotation switching time of the first motor is 5-10 min, the vibration frequency is 35-50 Hz, and the vibration polishing time is 15-30 min.
And furthermore, the fluid polishing machine is provided with a second motor, the forward and reverse rotation switching time of the second motor is 5 min-10 min, the rotation degree of the grinding barrel is 8 r/min-18 r/min, the rotation speed of the hub is 18 r/min-54 r/min, and the polishing time is 15 min-30 min.
As shown in fig. 2, an embodiment of a second aspect of the present invention provides a hub comprising: the hub is manufactured by processing through the hub polishing method in any technical scheme.
The hub provided by the embodiment of the invention is processed and manufactured by the hub polishing method in any technical scheme, so that all the beneficial effects are achieved, and the details are not repeated.
The hub polishing method of the present invention will be described below in terms of specific examples.