CN215281577U - Positioning device for bonding grinding wheel sandwich layer - Google Patents
Positioning device for bonding grinding wheel sandwich layer Download PDFInfo
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- CN215281577U CN215281577U CN202122118612.9U CN202122118612U CN215281577U CN 215281577 U CN215281577 U CN 215281577U CN 202122118612 U CN202122118612 U CN 202122118612U CN 215281577 U CN215281577 U CN 215281577U
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- ring
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- grinding wheel
- positioning ring
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Abstract
The utility model discloses a positioning device for a consolidated grinding wheel sandwich layer, which comprises a positioning ring and a connecting rod, wherein the positioning ring is provided with a positioning ring outer ring and a positioning ring inner ring, the positioning ring inner ring is matched with a core rod, and the positioning ring outer ring is matched with a sandwich layer die ring inner ring; the holding ring has two, and the size is the same and parallel to each other, divide into holding ring and lower holding ring, and it is fixed to support through the connecting rod of arranging between last holding ring and the lower holding ring. The utility model discloses regarding as the location benchmark with the position ring cover on the plug, the holding ring inner circle closely laminates with the plug, and the outer lane is laminated with the sandwich layer circle mutually, guarantees that sandwich layer ring location is accurate, the no deviation, and its simple structure makes easily, and low cost has shortened the counterpoint time of sandwich layer ring, has improved work efficiency, has ensured product quality.
Description
Technical Field
The utility model belongs to a location frock belongs to emery wheel manufacturing auxiliary assembly, especially a concreties and presss from both sides core layer positioner of core emery wheel.
Background
The sandwich technology of the prior consolidation grinding wheel is widely applied to the manufacture of the conventional resin grinding wheel and the ceramic grinding wheel. The sandwich grinding wheel comprises an outer layer and an inner layer, and the grinding materials and the bonding agents used in the outer layer and the inner layer have different types, so that the grinding wheel has unique characteristics. The outer layer of the grinding wheel is in contact with a workpiece to achieve a grinding effect, and the inner layer does not participate in grinding, so that the grinding wheel is mainly used for saving raw materials, reducing the cost and improving the strength of the grinding wheel, and the safety use performance of the grinding wheel is guaranteed.
For example, the utility model patent of publication No. CN2124799U discloses a composite grinding wheel, which is formed by putting inferior or regenerated grinding material and binder into a mold core part after mixing, and putting high-quality grinding material and binder into the mold for one-step compression molding, the method saves high-quality raw materials, and reduces the production cost, the utility model patent of patent publication No. CN202910744U discloses an elastic grinding wheel with a double-layer structure inner core, the grinding wheel is a prefabricated inner core, a pouring inner core and an elastic grinding wheel body which are arranged in concentric circles from inside to outside in sequence, thereby not only meeting the appearance processing precision of the grinding wheel, but also meeting the use strength requirement of the grinding wheel, expanding multiple choices of the inner core material of the grinding wheel, and reducing the production cost of the grinding wheel.
The inventor finds that the sandwich grinding wheel has at least the following defects in the manufacturing process:
in the manufacturing process of the grinding wheel sandwich layer, the concentric circular sandwich layer die ring or the reserved core material position is usually manually used for manufacturing, the condition that the position of the sandwich layer is not accurate and the position deviation causes the uneven structure of the grinding wheel is very easy to occur, if the coaxiality of the inner layer and the outer layer is greatly different, the grinding wheel is eccentric when in use, and the risk that the grinding wheel is broken due to the fact that the balance performance of the grinding wheel is poor or even the grinding wheel is caused. In addition, the sandwich layer positioning work is mainly operated by experienced operators, and the positioning difficulty is high and the efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the problem among the prior art, provide a concretion emery wheel sandwich layer positioner, can be high-efficient, accurate produce the manufacturing to the sandwich layer.
In order to solve the technical problem, the utility model adopts the following technical scheme:
a positioning device for a fixed grinding wheel sandwich layer comprises a positioning ring and a connecting rod, wherein a positioning ring outer ring and a positioning ring inner ring are formed on the positioning ring, the positioning ring inner ring is matched with a core rod, and the positioning ring outer ring is matched with a sandwich layer die ring inner ring;
the holding ring has two, and the size is the same and parallel to each other, divide into holding ring and lower holding ring, and it is fixed to support through the connecting rod of arranging between last holding ring and the lower holding ring.
Preferably, the locating ring is provided with a mounting hole corresponding to the connecting rod, the connecting rod is penetrated through the mounting holes corresponding to the two locating rings, and the two sides of the locating ring of the connecting rod are respectively provided with a fastening nut.
Preferably, the connecting rods are uniformly distributed on the circumference of the positioning ring.
Preferably, at least four connecting rods are uniformly distributed on the circumference of the positioning ring.
Preferably, the positioning ring is provided with a hollow part.
Preferably, the size of the inner ring of the positioning ring is larger than the diameter of the core rod by 0.5mm, and the size of the outer ring of the positioning ring is smaller than the inner diameter of the sandwich layer die ring by 2 mm.
The utility model has the advantages that:
the utility model discloses with the holding ring cover as the location benchmark on as for the plug, the holding ring inner circle closely laminates with the plug, and the holding ring outer lane is laminated mutually with the sandwich layer circle, guarantees that sandwich layer ring location is accurate, the non-deviation.
The utility model discloses simple structure, it is easy to make, low cost has shortened the counterpoint time of sandwich layer die ring, has improved work efficiency, has ensured product quality.
The utility model discloses an adjust fastening nut and go up the holding ring and adjust with the relative length of holding ring on the connecting rod down to and select the holding ring of different specifications, can satisfy the location of various sizes clamp core emery wheels.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the present invention.
Reference numbers for the components in the figures: 1-positioning ring, 2-connecting rod, 3-fastening nut, 4-core rod, 5-sandwich layer die ring and 6-outer layer die ring.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.
As shown in fig. 1, the embodiment discloses a positioning device for a consolidated grinding wheel sandwich layer, which comprises a positioning ring 1 and a connecting rod 2, wherein a positioning ring outer ring and a positioning ring inner ring are formed on the positioning ring 1, the roundness of the positioning ring outer ring is the same as that of the inner ring of a sandwich layer die ring 5, and the size and the roundness of the positioning ring inner ring are matched with that of a core rod 4.
The positioning rings 1 are two, have the same size and are parallel to each other, are divided into an upper positioning ring and a lower positioning ring, and are supported and fixed through the connecting rods 2 arranged between the upper positioning ring and the lower positioning ring.
In this embodiment, the department that corresponds with connecting rod 2 is equipped with the mounting hole on the holding ring 1, and connecting rod 2 passes by the mounting hole that corresponds on two holding rings, and connecting rod 2 is equipped with fastening nut 3 respectively in the both sides that lie in the holding ring, and fastening nut 3 fastens the holding ring, and simple structure is light. And, carry out the relative length adjustment of upper locating ring and lower locating ring on the connecting rod through adjusting fastening nut 3.
In this embodiment, the circumference of connecting rod evenly arranges four on the holding ring, is located 0 °, 90 °, 180 °, 270 ° of holding ring, and length equals and is parallel to each other, and stability and planarization are good.
In the embodiment, the positioning ring is an alloy steel plate with the thickness of 1-2mm, and the positioning ring is provided with a circular hollow design, so that the weight of the positioning ring is reduced, and the positioning ring is convenient to take.
As shown in fig. 2, in the present embodiment, the mandrel 4 of the die is used as the positioning point. Wherein the size of the inner ring of the positioning ring 1 is larger than the diameter of the core rod by 0.5mm, and the size of the outer ring is smaller than the inner diameter of the sandwich layer die ring 5 by 2 mm. A positioner meeting the production requirement of the size of the grinding wheel is selected, a core rod 4 is taken as a positioning point, an inner ring of a positioning ring is sleeved on the core rod 4, and an outer ring of the positioning ring is in contact with a sandwich layer die ring 5, so that the accurate position of the sandwich layer die ring is ensured. An outer material is arranged between the sandwich layer die ring 5 and the outer layer die ring 6, and a core layer material is arranged between the core rod 4 and the sandwich layer die ring 5.
The utility model discloses an use for example down:
application example 1:
producing a grinding wheel with 550mm sandwich and 302mm aperture, selecting a positioning device with 548mm outer diameter and 302.5mm aperture of the positioning ring, sleeving the positioning device on a core rod, and placing a sandwich layer mold ring 5 outside the positioning device. The outer layer is fed, then the positioning device is taken out, the sandwich layer is fed, and finally the sandwich layer die ring 5 is taken out for the compression molding of the grinding wheel.
Application example 2:
producing the sandwich grinding wheel with the sandwich core 497mm and the aperture of 302mm, selecting a positioning device with the positioning ring size of 495mm and the aperture of 302.5mm, sleeving the positioning device on a core rod, and placing a sandwich layer mold ring 5 outside the positioning device. The outer layer is fed, then the positioning device is taken out, the sandwich layer is fed, and finally the sandwich layer die ring 5 is taken out for the compression molding of the grinding wheel.
The utility model discloses with the holding ring cover as the location benchmark on as for the plug, the holding ring inner circle closely laminates with the plug, and the holding ring outer lane is laminated mutually with the sandwich layer circle, guarantees that sandwich layer ring location is accurate, the non-deviation.
The utility model discloses simple structure, it is easy to make, low cost through ring design and connecting rod length adjustment, can satisfy the location of various sizes clamp core emery wheel, has shortened the counterpoint time of sandwich layer die ring, has improved work efficiency, has ensured product quality.
The above embodiments are only used for illustrating but not limiting the technical solutions of the present invention, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: the present invention may be modified or substituted with equivalents without departing from the spirit and scope of the invention, which should be construed as being limited only by the claims.
In the description of the present invention, it should be understood that the terms "left", "right", "front", "back", "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the description refers must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
Claims (6)
1. The utility model provides a concretion emery wheel sandwich layer positioner which characterized in that: the core rod positioning device comprises a positioning ring and a connecting rod, wherein a positioning ring outer ring and a positioning ring inner ring are formed on the positioning ring, the positioning ring inner ring is matched with a core rod, and the positioning ring outer ring is matched with a sandwich layer die ring inner ring;
the holding ring has two, and the size is the same and parallel to each other, divide into holding ring and lower holding ring, and it is fixed to support through the connecting rod of arranging between last holding ring and the lower holding ring.
2. The device for positioning the sandwich layer of the bonded grinding wheel according to claim 1, wherein: the locating ring is provided with mounting holes corresponding to the connecting rods, the connecting rods penetrate through the corresponding mounting holes in the two locating rings, and the two sides of the locating ring, located on the connecting rods, are respectively provided with fastening nuts.
3. The device for positioning a sandwich layer of a bonded grinding wheel according to claim 1 or 2, wherein: the connecting rods are evenly distributed on the positioning ring in a plurality of circumferences.
4. The device for positioning the sandwich layer of the bonded grinding wheel according to claim 3, wherein: at least four connecting rods are evenly distributed on the circumference of the positioning ring.
5. The device for positioning the sandwich layer of the bonded grinding wheel according to claim 1, wherein: the positioning ring is provided with a hollow part.
6. The device for positioning the sandwich layer of the bonded grinding wheel according to claim 1, wherein: the size of the inner ring of the positioning ring is larger than the diameter of the core rod by 0.5mm, and the size of the outer ring of the positioning ring is smaller than the inner diameter of the sandwich layer die ring by 2 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122118612.9U CN215281577U (en) | 2021-09-03 | 2021-09-03 | Positioning device for bonding grinding wheel sandwich layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122118612.9U CN215281577U (en) | 2021-09-03 | 2021-09-03 | Positioning device for bonding grinding wheel sandwich layer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215281577U true CN215281577U (en) | 2021-12-24 |
Family
ID=79527783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122118612.9U Active CN215281577U (en) | 2021-09-03 | 2021-09-03 | Positioning device for bonding grinding wheel sandwich layer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215281577U (en) |
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2021
- 2021-09-03 CN CN202122118612.9U patent/CN215281577U/en active Active
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