CN214771103U - Sapphire cambered surface correct grinding head - Google Patents
Sapphire cambered surface correct grinding head Download PDFInfo
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- CN214771103U CN214771103U CN202023309325.8U CN202023309325U CN214771103U CN 214771103 U CN214771103 U CN 214771103U CN 202023309325 U CN202023309325 U CN 202023309325U CN 214771103 U CN214771103 U CN 214771103U
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- sapphire
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- grinding head
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Abstract
The utility model discloses a sapphire cambered surface fine grinding head, which comprises a cylindrical grinding head body, wherein an arc-shaped grinding part is arranged at the corner at the bottom of the grinding head body; an inwards concave grinding fluid flowing cavity is formed in the area, close to the grinding part, of the bottom surface of the grinding head body; and the area of the top surface of the grinding head body, which is close to the grinding part in the radial direction, is provided with an oil conveying hole, and the oil conveying hole is communicated with the grinding fluid flowing cavity. The grinding fluid flowing cavity is a cylindrical cavity and is concentric with the grinding head body. The oil conveying holes are uniformly distributed on the top surface of the grinding head body at intervals along an annular path. The utility model provides a sapphire cambered surface correct grinding bistrique compares in prior art, and is good to the correct grinding effect of sapphire cambered surface, and the cambered surface roughness after the processing is little, and the yield is high, and machining efficiency is high, and the processing stability is strong, and is with low costs and be convenient for maintain.
Description
Technical Field
The utility model belongs to the technical field of sapphire surface machining bistrique technique and specifically relates to a sapphire cambered surface correct grinding bistrique.
Background
Sapphire is an inorganic non-metallic material with wide application, and is difficult to process due to high hardness, so that sapphire processing research is a hot spot in the industry. The sapphire processing mainly comprises fine grinding, light sweeping, polishing and the like. Wherein, the fine grinding mainly removes the deeper damage on the surface of the sapphire, and the principle process is as follows: add the crocus in the product position that needs the correct grinding, utilize rotatory bistrique to drive the crocus and wait that the correct grinding position produces the friction, get rid of the effect that sapphire surface damaged layer reaches improvement sapphire surface roughness, the crocus generally is the diamond powder.
Most volumes of sapphire product are less, the structure is complicated, there are a lot of less cambered surfaces, current cambered surface finish grinding bistrique simple structure to sapphire product, only there is the design of grinding sword, it is when processing sapphire cambered surface, need artifical interpolation crocus on the sapphire processing cambered surface of treating, later make grinding sword drive crocus and sapphire cambered surface friction through rotatory bistrique, carry out the finish grinding to the sapphire cambered surface in order to get rid of the destruction layer on the sapphire cambered surface, obtain glossy product cambered surface.
The existing sapphire cambered surface finish grinding head is used for carrying out finish grinding on the sapphire cambered surface, and the following defects exist:
1. the crocus is difficult to attach to the sapphire cambered surface to be processed, the crocus is uneven in distribution, the fine grinding effect is poor, the roughness of the machined cambered surface is large, and the yield is low.
2. The grinding head needs to manually add ground powder to a processing part before grinding, and the processing efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a sapphire cambered surface correct grinding bistrique is provided, can avoid current sapphire cambered surface correct grinding bistrique to carry out the correct grinding to the sapphire cambered surface and add the above-mentioned not enough that exists man-hour.
In order to solve the technical problem, the utility model provides a sapphire cambered surface fine grinding head, which comprises a cylindrical grinding head body,
an arc-shaped grinding part is arranged at the corner of the bottom of the grinding head body;
an inwards concave grinding fluid flowing cavity is formed in the area, close to the grinding part, of the bottom surface of the grinding head body;
and the area of the top surface of the grinding head body, which is close to the grinding part in the radial direction, is provided with an oil conveying hole, and the oil conveying hole is communicated with the grinding fluid flowing cavity.
As an improvement of the scheme, the grinding fluid flowing cavity is a cylindrical cavity and is concentric with the grinding head body.
As an improvement of the scheme, the oil conveying holes are uniformly distributed on the top surface of the grinding head body along an annular path at intervals.
As a modification of the scheme, the number of the oil conveying holes is at least 2.
As an improvement of the scheme, an annular groove is further formed in the position, close to the side wall, of the top surface of the grinding head body, and the oil conveying hole is located in the coverage area of the annular groove.
As an improvement of the scheme, the middle part of the top surface of the grinding head body is provided with a rotating shaft connecting hole.
As an improvement of the scheme, the rotating shaft connecting hole is a two-stage stepped hole. The diameter of the first-stage stepped hole is larger than that of the second-stage stepped hole.
As an improvement of the scheme, the grinding head body is made of copper. The grinding head body can also be made of other metal materials.
The utility model provides a sapphire cambered surface correct grinding burr treats the course of working of processing cambered surface to the sapphire product and does:
inserting an oil conveying pipe for conveying grinding fluid mixed by grinding powder and grinding oil into the oil conveying hole of the grinding head body, wherein the grinding fluid flows to the grinding fluid flowing cavity through the oil conveying hole and then drops on the arc surface to be processed of the product through the grinding fluid flowing cavity;
inserting a machine tool rotating shaft into the rotating shaft connecting hole to enable the rotating shaft to be connected with the grinding head body in an embedded mode, applying pressure on the grinding head body through the rotating shaft to enable the grinding part on the grinding head body to be in contact with the arc surface to be machined of the product, driving the grinding head body to rotate through the rotating shaft, driving the ground powder in the grinding liquid to rub with the arc surface to be machined of the product through the grinding part in the rotating process, and achieving accurate grinding machining of the arc surface to be machined of the product.
Among the above-mentioned technical scheme the cambered surface of treating with the product of sapphire is adapted to the arc design of grinding portion, can guarantee to finish grinding with man-hour the grinding powder in the grinding fluid of grinding portion drives and treats with the product that the cambered surface is processed abundant friction, guarantees the finish grinding quality.
The design of the grinding fluid flowing cavity is beneficial to conveying the grinding fluid to a product to-be-machined cambered surface, the maintenance of the bad conditions such as blockage of the oil conveying hole is facilitated, meanwhile, the grinding head material can be saved while the machining performance is guaranteed, and the cost is reduced.
The design of the annular groove saves grinding head materials, reduces cost, and simultaneously can ensure that an oil conveying pipe is effectively connected with the oil conveying hole, shorten the length of the oil conveying hole, and is favorable for realizing maintenance of adverse conditions such as blockage of the oil conveying hole.
The lathe pivot can through interference fit with the pivot connecting hole is connected, the pivot connecting hole also can with grinding fluid flow chamber switch-on to make the pivot pack into downthehole gas can pass through during the pivot connecting hole grinding fluid flow chamber is effectively discharged, prevents to be stranded gas, guarantees the pivot with the smooth connection of pivot connecting hole.
Among the above-mentioned technical scheme on the bistrique body oil delivery hole design can realize passing through grinding fluid in the correct grinding processing through being connected with outside defeated oil pipe grinding fluid flow chamber continuously sends to the product and treats processing cambered surface on, has guaranteed the crocus of the required capacity of correct grinding, and grinding fluid is along with the effective utilization ratio that also can improve the crocus of progressively instiling into of correct grinding course, and the quantity of grinding fluid can also be controlled in this design, prevents that the crocus is excessive, avoids the crocus extravagant.
Compared with the prior grinding head which needs to add the grinding powder at the processing position manually before polishing and needs to add the grinding powder manually for many times along with the change of the processing position in the processing process, the utility model has the advantage of low processing efficiency, the grinding fluid of the sapphire cambered surface finish grinding head is continuously transmitted to the cambered surface to be processed of the product along with the processing process during processing, the processing process of processing at a plurality of processing positions does not need to be interrupted, the processing efficiency is obviously improved, and the processing is more stable;
compared with the pure grinding powder grinding between the grinding head and the surface to be processed in the prior art, the oil conveying hole of the grinding machine has better accurate grinding performance to the cambered surface to be processed of a product through an accurate grinding mode of grinding fluid adopted by combining with an external oil conveying pipe, the grinding powder and grinding oil in the grinding fluid are mixed to ensure that the distribution of the grinding powder is more uniform, the grinding powder is prevented from being unevenly distributed on the cambered surface to be processed of the product, accumulation is generated, the grinding quality is influenced, the grinding oil can improve the adhesive force of the grinding powder on the cambered surface to be processed of the product, the grinding oil can also play a role in lubricating and cooling the arc surface to be processed of the product at the grinding part during fine grinding processing, thereby ensuring the stability of the fine grinding processing, therefore for prior art, the utility model provides a product cambered surface that sapphire cambered surface correct grinding bistrique correct grinding was crossed is more smooth, and roughness is little, and the correct grinding effect is good, and the yield is high.
To sum up, compare in prior art, the utility model provides a sapphire cambered surface correct grinding bistrique, it is good to the correct grinding effect of sapphire cambered surface, and the cambered surface roughness after the processing is little, and the yield is high, and machining efficiency is high, and the processing stability is strong, with low costs and be convenient for maintain.
Drawings
FIG. 1 is a top view of a sapphire cambered surface finish grinding head of the present invention;
FIG. 2 is a schematic view of the A-A section structure of a sapphire cambered surface finish grinding head of the present invention;
fig. 3 is a schematic view of the usage state of the sapphire cambered surface finish grinding head of the present invention.
Description of reference numerals:
1-a grinding head body, 2-a rotating shaft, 3-an oil conveying pipe and 4-a product to-be-machined cambered surface;
11-rotating shaft connecting hole, 12-annular groove, 13-oil conveying hole, 14-grinding fluid flowing cavity and 15-grinding part.
Detailed Description
In order to make the objects, solutions and advantages of the present invention clearer, embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals indicate the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting 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", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely used for the convenience of describing the present invention and for simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
The utility model will be described in further detail with reference to fig. 1-3, wherein fig. 1 is a top view of the sapphire cambered surface finish grinding head of the utility model, fig. 2 is an a-a section structure schematic diagram of the sapphire cambered surface finish grinding head of the utility model, and fig. 3 is a use state schematic diagram of the sapphire cambered surface finish grinding head of the utility model.
The invention is explained in further detail below with specific examples:
in order to solve the following disadvantages existing in the prior art when the sapphire cambered surface fine grinding head carries out fine grinding processing on the sapphire cambered surface:
1. the crocus is difficult to attach to the sapphire cambered surface to be processed, the crocus is uneven in distribution, the fine grinding effect is poor, the roughness of the machined cambered surface is large, and the yield is low.
2. The grinding head needs to manually add ground powder to a processing part before grinding, and the processing efficiency is low.
The utility model provides a sapphire cambered surface fine grinding head, as shown in figures 1 and 2, which comprises a cylindrical grinding head body 1,
the corner at the bottom of the grinding head body 1 is provided with an arc-shaped grinding part 15;
an inwards concave grinding fluid flowing cavity 14 is formed in the area, close to the grinding part 15, of the bottom surface of the grinding head body 1;
an oil conveying hole 13 is formed in the area, close to the grinding part 15, of the top surface of the grinding head body 1 in the radial direction, and the oil conveying hole 13 is communicated with the grinding fluid flowing cavity 14.
The grinding fluid flowing cavity 14 is a cylindrical cavity and is concentric with the grinding head body 1.
The oil conveying holes 13 are uniformly distributed on the top surface of the grinding head body 1 along an annular path at intervals.
The number of the oil transmission holes 13 is at least 2.
An annular groove 12 is further formed in the top surface of the grinding head body 1 close to the side wall, and the oil conveying hole 13 is located in the coverage area of the annular groove 12.
And a rotating shaft connecting hole 11 is formed in the middle of the top surface of the grinding head body 1.
The rotating shaft connecting hole 11 is a two-stage stepped hole. The diameter of the first-stage stepped hole is larger than that of the second-stage stepped hole.
The grinding head body 1 is made of copper. The grinding head body 1 can also be made of other metal materials.
As shown in FIG. 3, the utility model provides a sapphire cambered surface finish grinding head treats the course of working of processing cambered surface 4 to the sapphire product and does:
inserting an oil delivery pipe 3 for delivering grinding fluid mixed by grinding powder and grinding oil into the oil delivery hole 13 of the grinding head body 1, wherein the grinding fluid flows to the grinding fluid flowing cavity 14 through the oil delivery hole 13 and then drops on the arc surface 4 to be processed of the product through the grinding fluid flowing cavity 14;
insert lathe pivot 2 make in the pivot connecting hole 11 pivot 2 with bistrique body 1 inlays and is connected, and pivot 2 is right bistrique body 1 exerts pressure and makes it on grinding portion 15 treats with the product and processes cambered surface 4 contact, later pivot 2 drives bistrique body 1 is rotatory, grinding portion 15 drives crocus in the grinding fluid and product in rotatory process and treats processing cambered surface 4 friction, realizes treating the finish grinding processing of processing cambered surface 4 to the product.
Among the above-mentioned technical scheme the cambered surface 4 of treating processing suits with the product of sapphire is treated to the arc design of grinding portion 15, can guarantee to finish grinding with man-hour grinding portion 15 drives crocus in the grinding fluid and treats processing cambered surface 4 abundant friction with the product, guarantees the correct grinding quality.
The design of the grinding fluid flowing cavity 14 is not only beneficial to conveying the grinding fluid to the arc surface 4 to be processed of the product, but also convenient to maintain the bad conditions of blockage of the oil transmission hole 13 and the like, and meanwhile, the grinding head material can be saved while the processing performance is ensured, and the cost is reduced.
The design of the annular groove 12 saves grinding head materials, reduces cost, and simultaneously can ensure that the oil conveying pipe 3 is effectively connected with the oil conveying hole 13, shorten the length of the oil conveying hole 13, and is favorable for realizing maintenance of adverse conditions such as blockage of the oil conveying hole 13.
Among the above-mentioned technical scheme on the bistrique body 1 oil transmission hole 13 design can realize passing through the grinding fluid in the correct grinding processing through being connected with outside defeated oil pipe 3 grinding fluid flow chamber 14 continuously delivers to the product and treats processing cambered surface 4 on, has guaranteed the crocus of the required capacity of correct grinding, and the grinding fluid is along with progressively instiling into of correct grinding course also can improve the effective utilization ratio of crocus, and the quantity of grinding fluid can also be controlled in this design, prevents that the crocus is excessive, avoids the crocus extravagant.
Compared with the prior grinding head which needs to add the grinding powder at the processing position manually before polishing and needs to add the grinding powder manually for many times along with the change of the processing position, the grinding liquid of the sapphire cambered surface finish grinding head provided by the utility model is continuously transmitted to the cambered surface 4 to be processed of the product along with the processing process when being processed, the processing process of processing a plurality of processing positions does not need to be interrupted, the processing efficiency is obviously improved, and the processing is more stable;
compared with the pure grinding powder grinding between the grinding head and the surface to be processed in the prior art, the oil conveying hole 13 of the utility model has better fine grinding performance to the cambered surface 4 to be processed of the product through the grinding liquid fine grinding mode combined with the external oil conveying pipe 3, the grinding powder and the grinding oil in the grinding liquid are mixed to ensure that the distribution of the grinding powder is more uniform, the grinding powder is prevented from being unevenly distributed on the cambered surface 4 to be processed of the product and accumulating to influence the grinding quality, the grinding oil can improve the adhesive force of the grinding powder on the cambered surface 4 to be processed of the product, and the grinding oil can also play roles in lubricating and cooling performance when the grinding part 15 carries out fine grinding processing to the cambered surface 4 to be processed of the product, thereby ensuring the stability of the fine grinding processing, compared with the prior art, the product cambered surface finely ground by the sapphire fine grinding cambered surface grinding head is smoother, the roughness is small, and the fine grinding effect is good, the yield is high.
To sum up, compare in prior art, the utility model provides a sapphire cambered surface correct grinding bistrique, it is good to the correct grinding effect of sapphire cambered surface, and the cambered surface roughness after the processing is little, and the yield is high, and machining efficiency is high, and the processing stability is strong, with low costs and be convenient for maintain.
The above is the preferred embodiment of the present invention, it should be noted that although the present invention only provides the above embodiments, but also provides many possible variations which do not need to be obtained through creative work, although still unable to be exhaustive, after reading the present specification, a person of ordinary skill in the art should be able to associate with more specific embodiments, such specific embodiments do not go beyond the spirit of the claims of the present invention, and any form of equivalent replacement or several modifications and embellishments should be regarded as included in the embodiments of the present invention, and belong to the protection scope of the present invention.
Claims (8)
1. A sapphire cambered surface finish grinding head comprises a cylindrical grinding head body and is characterized in that,
an arc-shaped grinding part is arranged at the corner of the bottom of the grinding head body;
an inwards concave grinding fluid flowing cavity is formed in the area, close to the grinding part, of the bottom surface of the grinding head body;
and the area of the top surface of the grinding head body, which is close to the grinding part in the radial direction, is provided with an oil conveying hole, and the oil conveying hole is communicated with the grinding fluid flowing cavity.
2. The sapphire fine grinding bowl in cambered surface of claim 1, wherein said grinding fluid flow chamber is a cylindrical chamber and is concentric with said grinding bowl body.
3. The sapphire fine grinding cambered surface of claim 1, wherein the oil delivery holes are uniformly distributed at intervals along a circular path on the top surface of the grinding head body.
4. The sapphire fine grinding bowl of claim 3 wherein the number of oil feed holes is at least 2.
5. The sapphire fine grinding bowl in cambered surface of claim 1, wherein the top surface of the grinding bowl body near the side walls is further provided with an annular groove, and the oil delivery hole is located in the coverage area of the annular groove.
6. The sapphire cambered surface finish grinding wheel head of claim 1, wherein the middle part of the top surface of the wheel head body is provided with a rotating shaft connecting hole.
7. The sapphire fine grinding bowl in cambered surface of claim 6, wherein the connecting hole of the rotating shaft is a two-stage stepped hole.
8. The sapphire fine grinding bowl in cambered surface of claim 1, wherein the material of said grinding bowl body is copper.
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CN202023309325.8U CN214771103U (en) | 2020-12-31 | 2020-12-31 | Sapphire cambered surface correct grinding head |
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CN202023309325.8U CN214771103U (en) | 2020-12-31 | 2020-12-31 | Sapphire cambered surface correct grinding head |
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