CN207757485U - A kind of heavy duty grinding wheel - Google Patents
A kind of heavy duty grinding wheel Download PDFInfo
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- CN207757485U CN207757485U CN201721844724.XU CN201721844724U CN207757485U CN 207757485 U CN207757485 U CN 207757485U CN 201721844724 U CN201721844724 U CN 201721844724U CN 207757485 U CN207757485 U CN 207757485U
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- grinding wheel
- heavy duty
- enhancement layer
- grid cloth
- duty grinding
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Abstract
The utility model is related to a kind of heavy duty grinding wheels.The heavy duty grinding wheel includes inside and outside compound enhancement layer and working lining, and internal layer support member is equipped in enhancement layer, is equipped with one layer in working lining or is equipped at intervals with two layers or more of grid cloth enhancement layer along the thickness direction of working lining.The heavy duty grinding wheel of the utility model, by the way that grid cloth enhancement layer is arranged in working lining, humidification can be played to the working lining of heavy duty grinding wheel, the intensity for enabling working lining simultaneously and the intensity of inside enhancement layer form matched well, and then the integral strength of heavy duty grinding wheel is improved, the generation of quick-fried accident when reducing operation.
Description
Technical field
The utility model belongs to grinding wheel field, and in particular to a kind of heavy duty grinding wheel.
Background technology
The efficient numerically controlled grinding heavy duty grinding wheel of large-diameter high-speed is mating with numerically-controlled machine tool, is mainly used in large special steel
High-speed and high-efficiency heavy load grinding.Special steel is as industries such as aerospace, ship, offshore drilling platforms, high-speed railways
The features such as critical material has intensity, hardness big, and surrender degree is high.The high-speed and high-efficiency heavy load grinding of special steel has removal rate
High, load weight, grinding are thermally generated the features such as more, and traditional grinding machine, grinding tool are often difficult to reach processing request.High-speed and high-efficiency heavy burden
Lotus grinding has become one of the important evaluation index of a National Highway highly-efficient processing level at present.
Currently, the highest processing grinding ratio of the efficient heavy duty grinding wheel of overseas high speed has reached 100, grinding wheel bears pressure and reaches
1500 kilograms, grinding wheel diameter reaches 915 millimeters, and grinding wheel operating speed reaches 80 meter per seconds, the industry manufacture of this kind of high-performance grinding wheel
Still belong to blank at home, then the brands such as force monopolize main product in the market comprehensively by French Saint-Gobain, Sweden SLIP, Japan.
The efficient numerically controlled abrasive grinding wheel manufacturing technology of large-diameter high-speed is innovated, there is weight to improving special steel High speed Pyrometer level of processing
Want meaning.
Publication No. is that the patent application of CN105364731A discloses a kind of heavy duty grinding wheel, including inside and outside compound enhancing
Layer and working lining, multiple internal layer support members are equipped at intervals in enhancement layer along the thickness direction of enhancement layer.Internal layer support member
Multiselect plays humidification with steel loop.
Heavy duty grinding wheel is that stone layer directly carries out high removal rate to steel, steel billet under heavy loading at work
Grinding, the intensity of the working lining of existing heavy duty grinding wheel still are apparent not enough, and quick-fried accident is easy to happen in heavy load operation.
Utility model content
The purpose of this utility model is to provide a kind of heavy duty grinding wheels, to solve the working lining intensity of heavy duty grinding wheel
The problem of difference.
To achieve the above object, technical solution used by the utility model is：
A kind of heavy duty grinding wheel, including inside and outside compound enhancement layer and working lining are equipped with internal layer support portion in enhancement layer
Part is equipped with one layer in working lining or is equipped at intervals with two layers or more of grid cloth enhancement layer along the thickness direction of working lining.
The heavy duty grinding wheel of the utility model can be to heavy load sand by the way that grid cloth enhancement layer is arranged in working lining
The working lining of wheel plays humidification, while the intensity of working lining being enable to form matched well with the intensity of inside enhancement layer,
And then the integral strength of heavy duty grinding wheel is improved, the generation of quick-fried accident when reducing operation.
The grid cloth enhancement layer be axis it is parallel with the axis of the heavy duty grinding wheel or overlap be arranged loop configuration.
By the setting of annular grid enhancement layer, the whole enhancing effect to working lining can be further strengthened.
The quantity of the internal layer support member is equal with the quantity of grid cloth enhancement layer.Preferably, internal layer support member with
Grid cloth enhancement layer corresponds, and mutual corresponding internal layer support member is with grid cloth enhancement layer at same thickness.Pass through one
One is correspondingly arranged internal layer support member and grid cloth enhancement layer, and reinforcing member can be made to reach most the whole enhancing effect of grinding wheel
It is good.
The combination interface of enhancement layer and working lining forms composite surface, and the internal layer support member is set to along heavy duty grinding wheel
Radially adjacent to the side of the composite surface.The internal layer support member is steel loop.By being arranged close to the composite surface side
Internal layer support member can play the role of enhancing composite surface bond strength together with grid cloth enhancement layer, improve the entirety of grinding wheel
Intensity.
The grid cloth enhancement layer includes grid cloth matrix and coated in the bonding agent resin layer on grid cloth matrix surface.
The bonding agent resin layer is phenolic resin.The grid cloth matrix is glass fiber material.By being applied on grid cloth matrix
Bonding agent resin is covered, grid cloth and abrasive wheel forming material wellability can be increased, avoids grid cloth during grinding wheel sinter molding attached
The generation of nearly sintering defect, improves the quality of production of heavy duty grinding wheel.
The grid cloth enhancement layer is glass fiber material.
Using the heavy duty grinding wheel of above-mentioned preferred embodiment, have high temperature resistant, intensity big, non-breakable, grinding efficiency is high
Feature fully meets the high temperature heavy load job requirements of heavy duty grinding wheel.
Description of the drawings
Fig. 1 is the structural schematic diagram of one embodiment of the heavy duty grinding wheel of the utility model；
Fig. 2 is the preparation technology flow chart of heavy duty grinding wheel；
Fig. 3 is the structural schematic diagram of the second embodiment of the heavy duty grinding wheel of the utility model；
Fig. 4 is the structural schematic diagram of the 3rd embodiment of the heavy duty grinding wheel of the utility model；
Fig. 5 is the structural schematic diagram of the fourth embodiment of the heavy duty grinding wheel of the utility model.
Specific implementation mode
The embodiment of the utility model is described further below in conjunction with the accompanying drawings.
The specific embodiment of the heavy duty grinding wheel of the utility model, as shown in Figure 1, including inside and outside compound 1 He of enhancement layer
Working lining 2, enhancement layer 1, working lining 2 are hollow cylinder, and the wall thickness and height of hollow cylinder are determined according to design parameter,
Upper and lower end face corresponding to working lining 2 is concordantly arranged respectively for the upper and lower end face of enhancement layer 1.
Inside enhancement layer 1, set there are three steel loop 3 along the thickness direction uniform intervals of enhancement layer, the axis of steel loop with again
The axis of duty grinding wheel overlaps, and the mounting hole of heavy duty grinding wheel is located in the inside diameter ranges of steel loop.
Inside working lining 2, the thickness direction uniform intervals along working lining are equipped with triplex glass screen grid cloth 4, glass fiber
Grid cloth is the circular ring shape with one fixed width, the axis of the circular ring shape glass fiber grid cloth 4 and the axis weight of heavy duty grinding wheel
It closes, the mounting hole of heavy duty grinding wheel is located in the inside diameter ranges of circular ring shape glass fiber grid cloth 4.
The combination interface of enhancement layer 1 and working lining 2 forms composite surface 5, and steel loop 3 is arranged in enhancement layer along heavy duty grinding wheel
Radially adjacent to the side of composite surface；Internal layer support member is corresponded with grid cloth enhancement layer, mutual corresponding internal layer support portion
Part is with grid cloth enhancement layer at same thickness.
The surface of glass fiber grid cloth be coated with novolac resin layer, with during heavy duty grinding wheel sinter molding with work
Layer forms strong bonded.
The mounting hole a diameter of 304.8mm, outer diameter 915mm, thickness 125mm of heavy duty grinding wheel；Glass fiber grid cloth
Internal diameter be 515mm, outer diameter 900mm；Glass fiber surface mesh is coated in form phenolic resin using phenol resin solution
Layer, a concentration of 30%-35% of phenol resin solution.
The preparation method of the heavy duty grinding wheel of the present embodiment, technological process is as shown in Fig. 2, the following methods system of can be used
It is standby：
1) working lining molding mass is divided into four parts, after often throwing one action formable layer material, struck off, place one layer of glass cross
Ge Bu, then carry out lower a working lining molding mass and feed intake and strike off, until the placement of triplex glass screen grid cloth finishes, four parts of work
Formable layer material, which feeds intake, to be finished；
Enhancement layer molding mass is divided into four parts, after often throwing an enhancement layer molding mass, is struck off, a steel loop, steel loop are placed
Position must not deflection, then carry out lower a enhancement layer molding mass and feed intake and strike off, until three steel loops placements finish, four parts of increasings
Strong formable layer material, which feeds intake, to be finished；
2) mold after feeding intake is pushed into press, and 10min is preheated at 160 DEG C, is then pressurizeed, was being pressurizeed
It is vented 3 times in journey, the gas in molding mass is made to exclude completely, after reaching design pressing pressure, pressurize 60min is subsequently cooled to
Mould unloading is to get grinding wheel blank after 50 DEG C；
3) grinding wheel blank is put into curing oven solidification to get heavy duty grinding wheel.
In the second embodiment of the heavy duty grinding wheel of the utility model, as shown in figure 3, steel loop, glass fiber grid cloth
Quantity is one, and steel loop, glass fiber grid cloth correspond, and mutual corresponding steel loop and glass fiber grid cloth are in same thickness
Place, i.e. the half position of heavy duty grinding wheel thickness.
In the 3rd embodiment of the heavy duty grinding wheel of the utility model, as shown in figure 4, steel loop, glass fiber grid cloth
Quantity is two, and steel loop, glass fiber grid cloth correspond, and mutual corresponding steel loop and glass fiber grid cloth are in different-thickness
Place.Two steel loops are arranged on heavy duty grinding wheel thickness direction close to the upper and lower end face of grinding wheel respectively, layer glass screen grid cloth
It is uniformly arranged in working lining thickness range corresponding with two steel loops.
In the fourth embodiment of the heavy duty grinding wheel of the utility model, as shown in figure 5, steel loop, glass fiber grid cloth
In varying numbers, the quantity of steel loop is two, and the quantity of glass fiber grid cloth is three, and steel loop, glass fiber grid cloth are in heavy burden
The thickness direction of lotus grinding wheel is uniformly arranged.
In the other embodiment of the heavy duty grinding wheel of the utility model, steel loop, glass fiber grid cloth quantity can root
Be adjusted according to actual conditions such as grinding wheel thickness, steel loop, glass fiber grid cloth axis can be arranged in parallel with the axis of mounting hole；
Steel loop may be provided at the side position along grinding wheel radially away from composite surface in enhancement layer.
Claims (9)
1. a kind of heavy duty grinding wheel, including inside and outside compound enhancement layer and working lining are equipped with internal layer support member in enhancement layer,
It is characterized in that, in working lining be equipped with one layer or along working lining thickness direction be equipped at intervals with two layers or more grid cloth enhancing
Layer.
2. heavy duty grinding wheel as described in claim 1, which is characterized in that the grid cloth enhancement layer is axis and the heavy burden
The axis of lotus grinding wheel is parallel or overlaps the loop configuration of setting.
3. heavy duty grinding wheel as claimed in claim 1 or 2, which is characterized in that the quantity and grid of the internal layer support member
The quantity of cloth enhancement layer is equal.
4. heavy duty grinding wheel as claimed in claim 3, which is characterized in that internal layer support member is a pair of with grid cloth enhancement layer one
It answers, mutual corresponding internal layer support member is with grid cloth enhancement layer at same thickness.
5. heavy duty grinding wheel as claimed in claim 4, which is characterized in that the combination interface of enhancement layer and working lining forms compound
Face, the internal layer support member are set to the side radially adjacent to the composite surface along heavy duty grinding wheel.
6. heavy duty grinding wheel as claimed in claim 1 or 2, which is characterized in that the grid cloth enhancement layer includes grid cloth base
Body and coated in the bonding agent resin layer on grid cloth matrix surface.
7. heavy duty grinding wheel as claimed in claim 6, which is characterized in that the bonding agent resin layer is phenolic resin.
8. heavy duty grinding wheel as claimed in claim 6, which is characterized in that the grid cloth matrix is glass fiber material.
9. heavy duty grinding wheel as claimed in claim 1 or 2, which is characterized in that the grid cloth enhancement layer is glass fibre material
Material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721844724.XU CN207757485U (en) | 2017-12-25 | 2017-12-25 | A kind of heavy duty grinding wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721844724.XU CN207757485U (en) | 2017-12-25 | 2017-12-25 | A kind of heavy duty grinding wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207757485U true CN207757485U (en) | 2018-08-24 |
Family
ID=63184646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721844724.XU Active CN207757485U (en) | 2017-12-25 | 2017-12-25 | A kind of heavy duty grinding wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207757485U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114714264A (en) * | 2022-04-22 | 2022-07-08 | 昆山耐信金刚石工具有限公司 | Superhard CBN (cubic boron nitride) ceramic grinding wheel and preparation method thereof |
-
2017
- 2017-12-25 CN CN201721844724.XU patent/CN207757485U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114714264A (en) * | 2022-04-22 | 2022-07-08 | 昆山耐信金刚石工具有限公司 | Superhard CBN (cubic boron nitride) ceramic grinding wheel and preparation method thereof |
| CN114714264B (en) * | 2022-04-22 | 2024-03-19 | 昆山耐信金刚石工具有限公司 | Superhard CBN ceramic grinding wheel and preparation method thereof |
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