CN214393846U - High-rotating-speed polishing wheel - Google Patents
High-rotating-speed polishing wheel Download PDFInfo
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- CN214393846U CN214393846U CN202120363429.2U CN202120363429U CN214393846U CN 214393846 U CN214393846 U CN 214393846U CN 202120363429 U CN202120363429 U CN 202120363429U CN 214393846 U CN214393846 U CN 214393846U
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Abstract
The utility model relates to a high-rotating-speed polishing wheel, which comprises an outer grinding body and an inner grinding body, wherein the outer grinding body comprises an outer ring for grinding, the inner grinding body comprises an inner ring for grinding, the outer ring surrounds the inner grinding body for a circle and is fixedly connected with the outer side surface of the inner ring, and the upper end surfaces of the outer ring and the inner ring form a grinding surface from the outside to the inside; the inner ring is circumferentially provided with a water tank structure for cooling water to flow to the grinding surface. The utility model discloses a turning strength of the structure reinforcing polishing wheel of outer grinding body and inlayer grinding body combined type, outer grinding body all has polishing ability with the inlayer grinding body, outer grinding body has higher turning strength, ensure that polishing wheel is under certain rotational speed condition, the phenomenon of bursting can not take place, increase the bonding strength of bonding agent through reducing or canceling the inside pore-creating volume of polishing wheel, the basin structure makes the cooling water easily use the grinding face, improve the cooling effect, thereby realize the high-efficient polishing of high rotational speed.
Description
Technical Field
The utility model relates to a emery wheel instrument technical field, concretely relates to high rotational speed polishing wheel.
Background
The organic bond cup-shaped polishing wheel is limited by the abrasive, the filler, the pore-forming and the bonding strength of the bond in the grinding wheel, the rotation strength of the grinding wheel is poor, and the polishing wheel is difficult to work under the condition of high rotating speed, so that the efficient polishing is greatly limited.
The improvement method adopted at present mainly improves the bonding strength of the bonding agent, the elasticity of the polishing wheel is easy to reduce after the strength of the bonding agent is improved, burn is easy to occur during use, and the improvement degree is limited. In addition, high-speed and efficient polishing is carried out, the grinding heat is large, if the pore-forming amount of the polishing wheel is increased, the pore-forming amount is inconsistent with the strength increase and is difficult to treat, and the elastic deformation of the grinding wheel at high speed is easily caused to be large, so that the grinding surface of the polishing wheel is deformed and is in an unstable shape.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to prior art not enough, provide a high rotational speed polishing wheel.
The utility model provides an above-mentioned technical problem's technical scheme as follows: a high-rotation-speed polishing wheel comprises an outer-layer grinding body and an inner-layer grinding body, wherein the outer-layer grinding body comprises an outer ring for grinding, the inner-layer grinding body comprises an inner ring for grinding, the outer ring surrounds the inner-layer grinding body for one circle and is fixedly connected to the outer side surface of the inner ring, and grinding surfaces are formed on the upper end surfaces of the outer ring and the inner ring from the outer side to the inner side;
and a water tank structure for cooling water to flow to the grinding surface is circumferentially arranged on the inner ring.
The utility model has the advantages that: the rotary strength of the structure reinforcing polishing wheel through outer grinding body and inlayer grinding body combined type, outer grinding body all has polishing ability with inlayer grinding body, outer grinding body has higher rotary strength, ensure that the polishing wheel is under certain rotational speed condition, the phenomenon of bursting can not take place, through reducing or canceling the bonding strength that the inside volume of polishing wheel improved the binder, the basin structure makes the cooling water easily use the grinding face, improve the cooling effect, thereby realize the high-efficient polishing of high rotational speed.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Further, the outer layer grinding body further comprises an outer ring base used for stabilizing the inner ring, the outer ring is of an annular frame structure with an upper opening and a lower opening, the outer ring base is of an annular plate-shaped structure, the outer diameter of the outer ring is the same as that of the outer ring base, and the outer diameter edge of the outer ring base is integrally connected with the lower end of the outer ring to form the annular frame structure with the L-shaped longitudinal section.
The beneficial effect of adopting the further scheme is that: the outer ring is a continuous ring, can stabilize the inner layer grinding body, has higher rotary strength, and ensures that the polishing wheel cannot burst under the condition of a certain rotating speed.
Further, the abrasive grain size of the outer layer grinding body is larger than that of the inner layer grinding body, and the wear resistance of the outer layer grinding body is smaller than that of the inner layer grinding body.
The beneficial effect of adopting the further scheme is that: the wear rate of the inner ring is made less than or equal to the wear rate of the outer ring so that rough grinding before finish grinding is achieved.
Further, the radial width of the outer ring is less than or equal to 50% of the total radial width of the outer ring and the inner ring (201); the heights of the grinding surfaces at the outer ring and the inner ring are gradually reduced from outside to inside to form an inclined surface inclined from outside to inside.
When leaving the factory, the whole grinding surface is in a preset structure of an inclined plane with a certain angle and a high outside and a low inside, namely the axial height of the outer layer grinding body of the grinding surface is higher than that of the inner layer grinding body.
The beneficial effect of adopting the further scheme is that: the grinding surface is preset with a certain angle, so that the condition that the grinding surface is extruded by the deformation of the inner-layer grinding body due to the high rotating speed of the polishing wheel to be axially and elastically deformed (namely, the grinding surface is in the axial direction, and the inner-layer grinding body protrudes out of the outer-layer grinding body too much) can be counteracted, and the polishing wheel is in a grinding surface capable of normally working when in use.
Further, the inner ring comprises a plurality of segments of an L-shaped block structure, and the segments are sequentially spliced and fixedly connected to the inner side surface of the outer layer grinding body in the circumferential direction to form an annular structure; two adjacent festival pieces closely support to close, when the festival piece atress warp, each the first basin structure of a plurality of correspondences of formation of interval in the circumference between the festival piece.
That is, crevices are formed between the respective nubs when the nubs are circumferentially deformed to form a first trough structure, and the upper end surface of the ring structure forms a grinding surface, and the trough structure is used for cooling water to reach the grinding surface.
The beneficial effect of adopting the further scheme is that: crevices are formed between the respective segments in a circumferential direction when the segments are deformed under a force to form first water channel structures, so that cooling water can easily act on the grinding surface through the respective first water channel structures.
Further, the inner ring comprises a toothed ring and a toothed ring base, the toothed ring is of an annular block structure with an opening at the upper part and the lower part, the toothed ring base is of an annular plate-shaped structure, the outer diameter of the toothed ring is the same as that of the toothed ring base, and the outer edge of the toothed ring base is integrally connected with the lower end of the toothed ring; the gear ring base is fixedly connected to the inner side surface of the outer layer grinding body;
a plurality of groups of second water tank structures are arranged on the toothed ring, and the plurality of groups of second water tank structures are sequentially arranged at intervals along the circumferential direction of the toothed ring; each second water tank structure comprises at least two water passing grooves, the at least two water passing grooves are sequentially arranged at intervals along the circumferential direction of the toothed ring, the width of the at least two water passing grooves along the radial direction of the toothed ring is gradually increased, and the inner sides of the water passing grooves are communicated with the inner side of the toothed ring;
the ring gear can be preset by multiunit second basin structure one time and take shape, and another kind mode can also be formed by multiunit second basin structure amalgamation.
The beneficial effect of adopting the further scheme is that: the gear ring is provided with a plurality of groups of second water tank structures, so that cooling water can be easily and uniformly applied to the whole grinding surface through each group of second water tank structures.
Drawings
FIG. 1 is a schematic structural diagram of one of the structures of a high-speed polishing wheel according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view of one of the high-speed polishing wheel configurations provided by an embodiment of the present invention;
fig. 3 is a schematic structural view of an outer layer grinding body according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of one of the inner-layer grinding body structures according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a segment provided in an embodiment of the present invention;
fig. 6 is a schematic view of an annular saw-toothed structure provided in an embodiment of the present invention;
FIG. 7 is a schematic view of a high-speed polishing wheel structure according to an embodiment of the present invention;
FIG. 8 is a schematic structural diagram of a second high-speed polishing wheel structure according to an embodiment of the present invention;
fig. 9 is a cross-sectional view of a second high-speed polishing wheel structure according to an embodiment of the present invention;
fig. 10 is a schematic structural view of a second inner-layer grinding body structure according to an embodiment of the present invention;
fig. 11 is a schematic structural view of a second water tank structure according to an embodiment of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1. outer grinding body, 2, inner grinding body, 101, outer ring, 102, outer ring base, 201, inner ring, 2011, festival piece, 2012, first basin structure, 2013, ring gear, 2014, ring gear base, 2015, second basin structure.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
Example 1:
as shown in fig. 1 to 11, a high-speed polishing wheel comprises an outer layer grinding body 1 and an inner layer grinding body 2, wherein the outer layer grinding body 1 comprises an outer ring 101 for grinding, the inner layer grinding body 2 comprises an inner ring 201 for grinding, the outer ring surrounds the inner layer grinding body 2 for one circle and is fixedly connected to the outer side surface of the inner ring, and the upper end surfaces of the outer ring 101 and the inner ring 201 form a grinding surface from the outside to the inside;
the inner ring 201 is circumferentially provided with a water tank structure for cooling water to flow to the grinding surface. .
In the above embodiment, the rotation strength of the polishing wheel is enhanced by the combined structure of the outer layer grinding body 1 and the inner layer grinding body 2, both the outer layer grinding body 1 and the inner layer grinding body 2 have polishing capabilities, the outer layer grinding body 1 has higher rotation strength, it is ensured that the polishing wheel does not burst under a certain rotation speed condition, the bonding strength of the bonding agent is improved by reducing or canceling the pore-forming amount inside the polishing wheel, the water tank structure enables cooling water to easily act on the grinding surface, the cooling effect is improved, and thus high-rotation-speed and high-efficiency polishing is realized.
Specifically, the outer layer grinding body 1 further includes an outer ring base 102 for stabilizing the inner ring 201, the outer ring 101 is an annular frame structure with an upper opening and a lower opening, the outer ring base 102 is an annular plate-shaped structure, the outer diameter of the outer ring 101 is the same as that of the outer ring base 102, and the outer edge of the outer ring base 102 is integrally connected with the lower end of the outer ring 101 to form an annular frame structure with an L-shaped longitudinal section.
The outer ring is a continuous ring, can stabilize the inner layer grinding body, has higher rotary strength, and ensures that the polishing wheel cannot burst under the condition of a certain rotating speed.
Preferably, the abrasive grain size of the outer layer grinding body 1 is larger than that of the inner layer grinding body 2, and the wear resistance of the outer layer grinding body 1 is smaller than that of the inner layer grinding body. The outer layer grinding body 1 and the inner layer grinding body 2 consist of a bonding agent, an abrasive and air holes; it is understood that wear resistance herein refers to the ability of a material to resist mechanical wear.
The wear rate of the inner ring can be made smaller than or equal to the wear rate of the outer ring so that rough grinding before finish grinding is achieved.
Preferably, the radial width of the outer ring 101 is less than or equal to 50% of the total radial width of the outer ring 101 and the inner ring 201; the heights of the grinding surfaces at the outer ring 101 and the inner ring 201 are gradually reduced from outside to inside to form inclined surfaces inclined from outside to inside.
More preferably, the radial width of the outer ring 101 is set to 15-30% x B, where B is the total radial width of the outer ring 101 and the inner ring 201.
It should be understood that, when the grinding machine is shipped, the whole grinding surface is in a preset structure of an inclined surface with a certain angle, the outer part is higher than the inner part, namely, the axial height of the outer layer grinding body of the grinding surface is higher than that of the inner layer grinding body.
The abrasion rate of the inner ring 201 can be smaller than or equal to that of the outer ring 101, and the preset abrasion surface angle offsets the elastic convex deformation of the abrasion surface caused by the high rotating speed of the polishing wheel, so that the polishing wheel is in a stable abrasion surface when in use. The grinding surface is preset with a certain angle, so that the condition that the grinding surface is extruded by the deformation of the inner-layer grinding body due to the high rotating speed of the polishing wheel to be axially and elastically deformed (namely, the grinding surface is in the axial direction, and the inner-layer grinding body protrudes out of the outer-layer grinding body too much) can be counteracted, and the polishing wheel is in a grinding surface capable of normally working when in use.
On the basis of example 1, example 2:
as shown in fig. 4 to 7, one of the forms of the inner layer grinding body is that the inner ring 201 includes a plurality of segments 2011 of an L-shaped block structure, and each segment 2011 is sequentially spliced and fixed at the inner side surface of the outer layer grinding body 1 in the circumferential direction to form an annular structure; two adjacent festival blocks 2011 closely abut, when festival block 2011 atress warp, the first basin structure 2012 that corresponds of formation of circumferential interval between each festival block 2011.
That is, crevices are formed between the respective nubs when the nubs are circumferentially deformed to form a first trough structure, and the upper end surface of the ring structure forms a grinding surface, and the trough structure is used for cooling water to reach the grinding surface. The term crevice gap is understood to mean a gap, a crevice or a crevice.
Crevices are formed between the respective segments in a circumferential direction when the segments are deformed under a force to form first water channel structures, so that cooling water can easily act on the grinding surface through the respective first water channel structures.
Preferably, as shown in fig. 6, the upper end surface of the segment 2011 is inclined from outside to inside in the radial direction, and the upper end surface of the segment 2011 is also inclined from one side to the other side in the circumferential direction, and an annular saw-tooth structure is formed at the grinding surface of the upper end surface of the inner ring 201. It can be understood that, during high-speed rotation work, the axial height of the grinding surface in the radial direction from the outer diameter to the inner diameter direction is gradually increased; when grinding is stressed, in the circumferential direction, the annular grinding surfaces formed by the segments are in a zigzag structure with staggered heights.
Preferably, as shown in fig. 6, the plurality of blocks 2011 includes a first block and a second block, the first block and the second block are arranged in a staggered manner, the first block is made of a first material, the second block is made of a second material, and the hardness of the first material is harder than that of the second material.
Specifically, except that a plurality of the first blocks are arranged alternately with a plurality of second blocks; alternatively, a plurality of first segments and a second segment are arranged in a staggered manner; or a plurality of first section blocks form a first section block group, a plurality of second section blocks form a second section block group, and the first section block group and the second section block group are arranged in a staggered mode.
The upper portions of the first sections and the upper portions of the second sections form an annular saw-toothed structure when the polishing wheel is stressed during working, and the grinding working face elastic deformation caused by the high rotating speed of the polishing wheel is offset by presetting the angle of the grinding working face, so that the polishing wheel is in a stable grinding shape face, and the high-rotating-speed and high-efficiency polishing is realized.
Preferably, the first segment is made of a first formulation and the second segment is made of a second formulation, and the first formulation has a higher hardness (high stiffness) than the second formulation.
The section 2011 is soft (low rigidity), hard (high rigidity) two kinds, adopt soft (low rigidity) and hard (high rigidity) section circumference in turn and the inner ring of amalgamation polishing wheel, when hard (high rigidity) section atress, the whole can be to adjacent section extrusion, adjacent section softer (low rigidity) have better elastic deformation ability to bear the extrusion of harder (high rigidity) section, form the "elasticity" effect of displacement deformation "cutter relieving", section 2011 can produce the micro-deformation and appear the crack, make the cooling water easily act on the grinding working face.
On the basis of example 1, example 3:
as shown in fig. 8 to 11, the second form of the inner layer grinding body is that the inner ring 201 includes a toothed ring 2013 and a toothed ring base 2014, the toothed ring 2013 is an annular block structure with an upper opening and a lower opening, the toothed ring base 2014 is an annular plate structure, the outer diameter of the toothed ring 2013 is the same as that of the toothed ring base 2014, and the outer edge of the toothed ring base 2014 is integrally connected with the lower end of the toothed ring 2013; the toothed ring base 2014 is fixedly connected to the inner side face of the outer layer grinding body 1;
a plurality of groups of second water tank structures 2015 are arranged on the toothed ring 2013, and the plurality of groups of second water tank structures 2015 are sequentially arranged at intervals along the circumferential direction of the toothed ring 2013; each second water tank structure 2015 comprises at least two water through grooves which are sequentially arranged at intervals along the circumferential direction of the toothed ring 2013, the at least two water through grooves gradually increase in width along the radial direction of the toothed ring 2013, and the inner sides of the water through grooves are communicated with the inner side of the toothed ring 2013.
The ring gear can be preset by multiunit second basin structure one time and take shape, and another kind mode can also be formed by multiunit second basin structure amalgamation.
It should be understood that the toothed ring 2013 is pre-installed as a whole, or is formed by splicing multiple sets of second water tank structures, and multiple sets of second water tank structures 2015 are arranged on the toothed ring 2013, so that cooling water can be easily applied to the grinding surface through the sets of second water tank structures 2015.
Preferably, the height of the upper end face of the gear ring 2013 is gradually reduced from the outside to the inside, so that an inclined grinding working face is formed.
The elastic deformation of the grinding working face caused by the high rotating speed of the polishing wheel can be counteracted through the preset angle of the grinding working face, so that the polishing wheel is in a stable grinding shape face, and the high-rotating-speed and high-efficiency polishing is realized.
Preferably, as shown in fig. 11, the water passage groove with the largest width in the radial direction of the toothed ring 2013 in each of the second water groove structures 2015 is close to the outer edge of the toothed ring 2013.
In another case of the water passage grooves, the water passage groove having the largest width in the radial direction of the ring gear 2013 communicates with the outer edge of the ring gear 2013, that is, an inner ring is formed to pass through the water passage groove.
Specifically, the number of water passing grooves in each of the second water groove structures 2015 is in direct proportion to the cutting depth of the ring gear 2013.
It should be understood that, when the cutting depth of the toothed ring 2013 is larger, the number of the water passing grooves in each second water groove structure 2015 is larger, so that the outflow uniformity of cooling water is improved, the cooling water is ensured to completely cover the whole grinding working surface, the requirement of high-speed machining is met, and the cooling efficiency and the cooling comprehensiveness are improved.
The width difference between two adjacent water passing grooves in each second water groove structure 2015 along the radial direction of the toothed ring 2013 is in inverse proportion to the number of the water passing grooves.
It should be understood that, when the cutting amount of the toothed ring 2013 is larger, the larger the number of the water passing grooves in each of the second water tank structures 2015, the smaller the difference in width between the adjacent water passing grooves in the radial direction of the toothed ring 2013, and the smaller the width of the water passing groove with the smallest width in the radial direction of the toothed ring 2013 in each of the second water tank structures 2015; that is, the width of each water trough along the radial direction of the toothed ring 2013 is reduced along with the increase of the cutting depth of the toothed ring 2013; when cooling water can flow through two or more than two water through grooves, the outer circle edge or the inner circle edge of the toothed ring 2013 can be covered with the cooling water, the whole grinding working face is completely covered with the cooling water, the requirement of high-speed processing of the cup-shaped wheel is met, and cooling efficiency and cooling comprehensiveness are improved.
The greater the width of the water passage groove in each second water groove structure 2015 in the radial direction of the ring gear 2013, the greater the circumferential distance between the water passage groove and the adjacent water passage groove.
The larger the circumferential distance between the adjacent water through grooves is, the strength of the grinding working face corresponding to the area between the two adjacent water through grooves is ensured, and the polishing wheel is suitable for high-speed grinding.
Preferably, in each of the second water tank structures 2015, the distance between the water passage tank with the largest width in the radial direction of the toothed ring 2013 is W1, the distance between the water passage tank with the smallest width in the radial direction of the toothed ring 2013 in the second water tank structure 2015 and the adjacent water passage tank is W2, the distance between the water passage tank with the smallest width in the radial direction of the toothed ring 2013 in the second water tank structure 2015 and the water passage tank with the largest width in the radial direction of the toothed ring 2013 in the adjacent second water tank structure 2015 is W3, and W1> W3> W2. By setting W1> W3> W2, the strength of the grinding face corresponding to the area between two adjacent water passage grooves is ensured, and the strength of the grinding face corresponding to the area between two adjacent second water groove structures 2015 is also ensured, so that the cup wheel is suitable for high-speed grinding.
Preferably, the cooling coverage area between the water passage groove having the largest width in the radial direction of the ring gear 2013 and the adjacent water passage groove in each of the second water tank structures 2015 is S1, the cooling coverage area between the water passage groove having the smallest width in the radial direction of the ring gear 2 and the adjacent water passage groove in the second water tank structure 2015 is S2, the cooling coverage area between the water passage groove having the smallest width in the radial direction of the ring gear 2013 and the water passage groove having the largest width in the radial direction of the ring gear 2 in the adjacent second water tank structure 2015 is S3, and S1> S3> S2.
By setting S1> S3> S2, the strength of the grinding face corresponding to the area between two adjacent water passage grooves is ensured, and the strength of the grinding face corresponding to the area between two adjacent second water groove structures 2015 is also ensured, so that the cup wheel is suitable for high-speed grinding.
Preferably, the water trough of each second water trough structure 2015, which has the largest width along the radial direction of the toothed ring 2013, is close to the outer circumferential edge of the toothed ring 2013.
The water trough with the largest radial width along the toothed ring 2013 is characterized in that one end, close to the outer circle edge of the toothed ring 2013, of the water trough is infinitely close to the outer circle edge of the toothed ring 2013, and the distance between the water trough and the outer circle edge of the toothed ring 2013 is infinitely close to zero, so that cooling water flowing out of the water trough with the largest radial width along the toothed ring 2013 can cover the outer circle edge of the toothed ring 2013 with cooling water, and cooling efficiency is improved.
Each water passage groove in each second water groove structure 2015 is of an inclined structure, and the axis of each water passage groove deviates from the center of the tooth ring 2013.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. The high-rotation-speed polishing wheel is characterized by comprising an outer-layer grinding body (1) and an inner-layer grinding body (2), wherein the outer-layer grinding body (1) comprises an outer ring (101) for grinding, the inner-layer grinding body (2) comprises an inner ring (201) for grinding, the outer ring (101) surrounds the inner-layer grinding body (2) for one circle and is fixedly connected to the outer side surface of the inner ring (201), and grinding surfaces are formed on the upper end surfaces of the outer ring (101) and the inner ring (201) from the outside to the inside;
the inner ring (201) is circumferentially provided with a water tank structure for cooling water to flow to the grinding surface.
2. The high-speed polishing wheel according to claim 1, wherein the outer layer grinding body (1) further comprises an outer ring base (102) for stabilizing the inner ring (201), the outer ring (101) is an annular frame structure with an upper opening and a lower opening, the outer ring base (102) is an annular plate-shaped structure, the outer diameter of the outer ring (101) is the same as that of the outer ring base (102), and the outer edge of the outer ring base (102) is integrally connected with the lower end of the outer ring (101) to form an annular frame structure with an L-shaped longitudinal section.
3. The high rpm polishing wheel according to claim 1, characterized in that the abrasive grain size of the outer layer grinding bodies (1) is larger than the abrasive grain size of the inner layer grinding bodies (2), and the wear resistance of the outer layer grinding bodies (1) is smaller than the wear resistance of the inner layer grinding bodies (2).
4. The high-speed polishing wheel according to any of claims 1 to 3, wherein the radial width of the outer ring (101) is less than or equal to 50% of the total radial width of the outer ring (101) and the inner ring (201); the heights of the grinding surfaces at the outer ring (101) and the inner ring (201) are gradually reduced from outside to inside to form an inclined surface inclined from outside to inside.
5. The high-speed polishing wheel according to claim 4, wherein the inner ring (201) comprises a plurality of segments (2011) with an L-shaped block structure, and each segment (2011) is circumferentially sequentially spliced and fixed at the inner side surface of the outer layer grinding body (1) to form an annular structure; two adjacent festival pieces (2011) closely abut, when festival piece (2011) atress warp, a plurality of corresponding first basin structures (2012) of formation of circumference interval between each festival piece (2011).
6. The high-speed polishing wheel according to claim 5, wherein the upper end surface of the segment (2011) is inclined and arranged in a manner that the upper end surface is gradually reduced from outside to inside in a radial direction, the upper end surface of the segment (2011) is also inclined and arranged from one side to the other side in a circumferential direction, and an annular sawtooth structure is formed at the grinding surface of the upper end surface of the inner ring (201).
7. The high-speed polishing wheel according to claim 5, wherein the plurality of segments (2011) comprises a first segment and a second segment, the first segment and the second segment are arranged in a staggered manner, the first segment is made of a first material, the second segment is made of a second material, and the hardness of the first material is harder than that of the second material.
8. The high-rotation-speed polishing wheel according to claim 4, wherein the inner ring (201) comprises a toothed ring (2013) and a toothed ring base (2014), the toothed ring (2013) is an annular block structure with an upper opening and a lower opening, the toothed ring base (2014) is an annular plate structure, the outer diameter of the toothed ring (2013) is the same as that of the toothed ring base (2014), and the outer edge of the toothed ring base (2014) is integrally connected with the lower end of the toothed ring (2013); the gear ring base (2014) is fixedly connected to the inner side surface of the outer layer grinding body (1);
a plurality of groups of second water tank structures (2015) are arranged on the toothed ring (2013), and the plurality of groups of second water tank structures (2015) are sequentially arranged at intervals along the circumferential direction of the toothed ring (2013); each second water tank structure (2015) comprises at least two water through grooves which are sequentially arranged at intervals along the circumferential direction of the toothed ring (2013), the at least two water through grooves are gradually increased along the radial width of the toothed ring (2013), and the inner sides of the water through grooves are communicated with the inner side of the toothed ring (2013).
9. The high-speed polishing wheel according to claim 8, wherein the height of the upper end surface of the toothed ring (2013) is gradually reduced from outside to inside to form an inclined grinding surface.
10. The high-speed polishing wheel according to claim 8, wherein each of the second water trough structures (2015) has a water trough with a maximum width along the radial direction of the toothed ring (2013), and is close to the outer edge of the toothed ring (2013).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120363429.2U CN214393846U (en) | 2021-02-08 | 2021-02-08 | High-rotating-speed polishing wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120363429.2U CN214393846U (en) | 2021-02-08 | 2021-02-08 | High-rotating-speed polishing wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214393846U true CN214393846U (en) | 2021-10-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120363429.2U Active CN214393846U (en) | 2021-02-08 | 2021-02-08 | High-rotating-speed polishing wheel |
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| Country | Link |
|---|---|
| CN (1) | CN214393846U (en) |
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2021
- 2021-02-08 CN CN202120363429.2U patent/CN214393846U/en active Active
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