CN203843706U - Engine valve forming CBN grinding wheel - Google Patents
Engine valve forming CBN grinding wheel Download PDFInfo
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- CN203843706U CN203843706U CN201420254716.XU CN201420254716U CN203843706U CN 203843706 U CN203843706 U CN 203843706U CN 201420254716 U CN201420254716 U CN 201420254716U CN 203843706 U CN203843706 U CN 203843706U
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- emery wheel
- grinding
- wheel body
- engine valve
- valve
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Abstract
The utility model discloses an engine valve forming CBN grinding wheel. The engine valve forming CBN grinding wheel comprises a grinding wheel body, wherein a first grinding surface matched with a valve plate conical surface, a valve neck and a valve rod in outline is arranged on the end surface of the outer circumference of the grinding wheel body, a second grinding surface capable of a grinding the end of a valve plate is arranged on the lateral surface of the grinding wheel body, and an inclined grinding surface capable of grinding an end chamfer of the valve plate is arranged on the lateral surface of the grinding wheel body. Based on a traditional grinding wheel, the second grinding surface capable of grinding the end of the valve plate and the inclined grinding surface capable of grinding the end chamfer of the valve plate are additionally arranged, multiple traditional grinding procedures are combined together, the machining quality and machining efficiency of a valve are largely improved, the procedures are simplified, and operation difficulty is lowered.
Description
Technical field
The utility model belongs to grinding tool manufacturing technology field, is specifically related to a kind of moulding CBN emery wheel of grinding engine valve.
Background technology
Valve is the vitals of engine, and the processing precision direct influence of valve is to reliability and the efficiency of engine operation.In valve production process, need the position of grinding to have locker Cao ﹑ dish Zhui Mian ﹑ Jing Bu ﹑ dish end etc., general forming grinding wheel can only grinding valve some positions, if while wanting other position of grinding, need to change other emery wheel, complex procedures, efficiency is low, easily causes the junction irregularity at the each position of valve finished product, the situations such as size is not in place are also higher to operating personnel's requirement.
Utility model content
The problem existing for prior art, the purpose of this utility model is to provide a kind of simple in structure, grinding efficiency is high, precision is good engine valve moulding CBN emery wheel.
The technical solution of the utility model: a kind of engine valve moulding CBN emery wheel, comprise emery wheel body, described emery wheel body excircle end face is provided with the first flour milling mating with the valve retainer conical surface, air valve cervix and engine valve stem profile, and described emery wheel body side is provided with the second flour milling that can grinding valve retainer end.
As preferably, described emery wheel body side is provided with bevel grinding face that can grinding valve retainer end chamfering.
As further preferred, described emery wheel body side is provided with annular groove, and described emery wheel body side circumference is provided with the straight trough that is communicated with annular groove.
As further preferred, described emery wheel body side outer rim arranges oblique angle X.
Further, described oblique angle X angle is 3～10 °.
Further, the degree of depth of described annular groove and width are 2～4mm; The degree of depth of described straight trough is 2～4mm, and width is 4～8mm.
Further, described emery wheel body adopts 45 Gang ﹑ 40Cr or the preparation of 35CrMo material.
Further, described the first flour milling, the second flour milling, bevel grinding face all adopt CBN abrasive material to be plated on emery wheel body.
The beneficial effects of the utility model:
(1) on the basis of traditional emery wheel, set up can the second flour milling of grinding valve retainer end and the bevel grinding face of grinding valve retainer end chamfering for the utility model, traditional multiple tracks grinding process is combined, crudy and the efficiency of valve are significantly improved, simplify operation setting, reduced operation easier.
(2) design of annular groove and straight trough, can effectively discharge a large amount of chips, greatly reduces the probability that emery wheel stops up, improve wheel life, grinding fluid can have been carried and put in place again, really played the cooling effect of the sliding ﹑ of profit, the burn of avoiding valve, has ensured grinding quality.
(3) diameter of valve retainer end is generally ∮ 30～80mm, does gyration due to valve and emery wheel simultaneously, and grinding area, the side ring width of emery wheel must be greater than its radius size, cross grinding could be put in place.Grinding process is that longitudinal primary feed completes, grinding wheel side face is easily clashed into by valve retainer end, cause abrasive material to come off, because abrasive material contacts with valve retainer end large area, grinding fluid is difficult to be penetrated into grinding position, easily causes the situation such as obstruction and workpiece burn of emery wheel, the utility model processes an X oblique angle transition at the side of emery wheel peripheral edge portion, oblique angle is connected with grinding wheel cylindrical circular arc again, has solved the problem that emery wheel is knocked, and makes that grinding process is smooth-going to carry out.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, below the accompanying drawing of required use during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only one of them embodiment of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the utility model partial structurtes schematic diagrames;
Fig. 2 is the structural representation of the utility model wheel grinding valve part;
Fig. 3 is the structural representation of the utility model wheel grinding valve part;
In figure: 1-emery wheel body, 2-straight trough, 3-annular groove, 4-bevel grinding face, the 51-valve retainer conical surface, 52-air valve cervix, 53-engine valve stem, 54-valve retainer end, 55-valve retainer end chamfering.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only wherein part embodiment of the utility model, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figures 1 to 3, a kind of engine valve moulding CBN emery wheel, comprise emery wheel body 1, described emery wheel body 1 excircle end face is provided with the first flour milling mating with the valve retainer conical surface 51, air valve cervix 52 and engine valve stem 53 profiles, and described emery wheel body 1 side is provided with the second flour milling that can grinding valve retainer end 54.
As preferred version of the present utility model, described emery wheel body 1 side can also be provided with bevel grinding face 4 that can grinding valve retainer end chamfering 55.
As the further preferred version of the utility model, annular groove 3 can be set up in described emery wheel body 1 side, and described emery wheel body 1 side circumference can be set up the straight trough 2 that is communicated with annular groove 3.The degree of depth and the width of described annular groove are 2～4mm; The degree of depth of described straight trough is 2～4mm, and width is 4～8mm.The design of annular groove and straight trough, can effectively discharge a large amount of chips, greatly reduces the probability that emery wheel stops up, and has improved wheel life, grinding fluid can be carried and is put in place again, really plays the cooling effect of the sliding ﹑ of profit, avoids the burn of valve, has ensured grinding quality.
As the further preferred version of the utility model, described emery wheel body 1 side outer rim also can arrange oblique angle X.The diameter of valve retainer end is generally ∮ 30～80mm, does gyration due to valve and emery wheel simultaneously, and grinding area, the side ring width of emery wheel must be greater than its radius size, cross grinding could be put in place.Grinding process is that longitudinal primary feed completes, grinding wheel side face is easily clashed into by valve retainer end, cause abrasive material to come off, because abrasive material contacts with valve retainer end large area, grinding fluid is difficult to be penetrated into grinding position, easily causes the situation such as obstruction and workpiece burn of emery wheel, the utility model processes an X oblique angle transition at the side of emery wheel peripheral edge portion, oblique angle is connected with grinding wheel cylindrical circular arc again, has solved the problem that emery wheel is knocked, and makes that grinding process is smooth-going to carry out.。
Emery wheel body 1 of the present utility model can adopt 45 Gang ﹑ 40Cr or the preparation of 35CrMo material.
Grinding working face of the present utility model is plated on emery wheel body 1 as the first flour milling, the second flour milling, bevel grinding face 4 all adopt CBN abrasive material.
Certainly, emery wheel body 1 of the present utility model and grinding working face also can adopt the usual material in this area as an alternative, as long as structural principle is similar, reach basically identical effect.
The utility model is set up on the basis of traditional emery wheel can the second flour milling of grinding valve retainer end and the bevel grinding face of grinding valve retainer end chamfering, traditional multiple tracks grinding process is combined, crudy and the efficiency of valve are significantly improved, simplify operation setting, reduced operation easier.
The foregoing is only preferred embodiment of the present utility model; not thereby limit protection domain of the present utility model; on the utility model description basis, do be equal to replacement, improve; or directly, be indirectly used in other relevant technical field, within being all in like manner included in protection domain of the present utility model.
Claims (9)
1. an engine valve moulding CBN emery wheel, comprise emery wheel body (1), described emery wheel body (1) excircle end face is provided with the first flour milling mating with the valve retainer conical surface (51), air valve cervix (52) and engine valve stem (53) profile, it is characterized in that: described emery wheel body (1) side is provided with the second flour milling that can grinding valve retainer end (54).
2. a kind of engine valve moulding CBN emery wheel according to claim 1, is characterized in that: described emery wheel body (1) side is provided with bevel grinding face (4) that can grinding valve retainer end chamfering (55).
3. a kind of engine valve moulding CBN emery wheel according to claim 1 and 2, it is characterized in that: described emery wheel body (1) side is provided with annular groove (3), described emery wheel body (1) side circumference is provided with the straight trough (2) that is communicated with annular groove (3).
4. a kind of engine valve moulding CBN emery wheel according to claim 1 and 2, is characterized in that: described emery wheel body (1) side outer rim arranges oblique angle X.
5. a kind of engine valve moulding CBN emery wheel according to claim 3, is characterized in that: described emery wheel body (1) side outer rim arranges oblique angle X.
6. a kind of engine valve moulding CBN emery wheel according to claim 4, is characterized in that: described oblique angle X angle is 3～10 °.
7. a kind of engine valve moulding CBN emery wheel according to claim 3, is characterized in that: the degree of depth and the width of described annular groove (3) are 2～4mm; The degree of depth of described straight trough (2) is 2～4mm, and width is 4～8mm.
8. a kind of engine valve moulding CBN emery wheel according to claim 1, is characterized in that: described emery wheel body (1) adopts 45 Gang ﹑ 40Cr or the preparation of 35CrMo material.
9. a kind of engine valve moulding CBN emery wheel according to claim 1, is characterized in that: described the first flour milling, the second flour milling, bevel grinding face (4) all adopt CBN abrasive material to be plated on emery wheel body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420254716.XU CN203843706U (en) | 2014-05-18 | 2014-05-18 | Engine valve forming CBN grinding wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420254716.XU CN203843706U (en) | 2014-05-18 | 2014-05-18 | Engine valve forming CBN grinding wheel |
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| Publication Number | Publication Date |
|---|---|
| CN203843706U true CN203843706U (en) | 2014-09-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420254716.XU Active CN203843706U (en) | 2014-05-18 | 2014-05-18 | Engine valve forming CBN grinding wheel |
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| Country | Link |
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| CN (1) | CN203843706U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104907948A (en) * | 2015-05-12 | 2015-09-16 | 北京航空航天大学 | Combination busbar grinding wheel suitable for full vane moulding surface grinding |
| CN105382714A (en) * | 2015-12-07 | 2016-03-09 | 济南沃德汽车零部件有限公司 | Cubic boron nitride (CBN) forming grinding tool for forming grinding of head of valve |
| CN109648484A (en) * | 2019-01-12 | 2019-04-19 | 深圳西斯特科技有限公司 | A kind of water-based milling liquid valve processing electroplating CBN grinding wheel |
| CN109848762A (en) * | 2019-01-12 | 2019-06-07 | 深圳西斯特科技有限公司 | A kind of valve retainer end face processing technology |
-
2014
- 2014-05-18 CN CN201420254716.XU patent/CN203843706U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104907948A (en) * | 2015-05-12 | 2015-09-16 | 北京航空航天大学 | Combination busbar grinding wheel suitable for full vane moulding surface grinding |
| CN105382714A (en) * | 2015-12-07 | 2016-03-09 | 济南沃德汽车零部件有限公司 | Cubic boron nitride (CBN) forming grinding tool for forming grinding of head of valve |
| CN109648484A (en) * | 2019-01-12 | 2019-04-19 | 深圳西斯特科技有限公司 | A kind of water-based milling liquid valve processing electroplating CBN grinding wheel |
| CN109848762A (en) * | 2019-01-12 | 2019-06-07 | 深圳西斯特科技有限公司 | A kind of valve retainer end face processing technology |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |