CN210173303U - Grinding brush wheel spindle - Google Patents
Grinding brush wheel spindle Download PDFInfo
- Publication number
- CN210173303U CN210173303U CN201921610716.8U CN201921610716U CN210173303U CN 210173303 U CN210173303 U CN 210173303U CN 201921610716 U CN201921610716 U CN 201921610716U CN 210173303 U CN210173303 U CN 210173303U
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- Prior art keywords
- brush
- main shaft
- wheel
- locking
- grinding
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Abstract
The utility model relates to a grinding brush wheel main shaft, which comprises a solid main shaft, a brush grinding wheel and a bush, wherein two ends of the brush grinding wheel are respectively arranged on the solid main shaft through a bush, the bush is in interference fit with the solid main shaft, and the inner diameter of the brush grinding wheel is larger than the outer diameter of the solid main shaft; this scheme adopts whole root solid axle, and middle section installation brush wheel position increases the bush, has reduced the main shaft processing degree of difficulty, has removed welding process, has reduced the deflection and has improved axle center intensity, makes brush wheel main shaft quality promote, has guaranteed dynamic balance, improves stability in use, has changed after the technology, has reduced the manufacturing cost of main shaft by a wide margin.
Description
Technical Field
The utility model relates to a grinding brush wheel main shaft belongs to and grinds parts technical field.
Background
The existing brush wheel main shaft generally adopts a three-section type manufacturing process, two ends of the brush wheel main shaft are solid axes, a middle section of the brush wheel main shaft is a hollow axis, and three sections of the brush wheel main shaft are formed by welding and combining and then processing, so that the processing difficulty is high, the deformation is large, the precision is low, the dynamic balance is poor, the quality is easy to be abnormal, and the strength of the hollow axis is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a main shaft of a grinding brush wheel in order to overcome the defects of the prior art.
In order to achieve the above purpose, the utility model adopts the technical scheme that: a grinding brush wheel spindle comprises a solid spindle, a brush grinding wheel and a bushing, wherein two ends of the brush grinding wheel are respectively arranged on the solid spindle through the bushing, the bushing is in interference fit with the solid spindle, and the inner diameter of the brush grinding wheel is larger than the outer diameter of the solid spindle.
Preferably, the outer side of the bush at one end of the brush grinding wheel is provided with a locking ring, the outer side of the bush at the other end of the brush grinding wheel is provided with a locking shaft sleeve, and the locking ring and the locking shaft sleeve are respectively matched with the bushes at two ends of the brush grinding wheel to tightly push the brush grinding wheel.
Preferably, the locking screw hole is arranged on the outer circumference of the locking ring, and the locking ring is locked on the solid spindle after the screw is screwed into the locking screw hole; and a locking nut is arranged on the outer side of the locking shaft sleeve and is in threaded fit with the solid spindle.
Preferably, the bushing comprises an outer wall locking portion, an inner hole matching portion and a conical surface avoiding portion, the outer wall locking portion is matched with the end face of the brush grinding wheel, the inner hole matching portion is in interference fit with an inner hole of the brush grinding wheel, and the conical surface avoiding portion is an extension section of the inner hole matching portion to the inner side of the brush grinding wheel.
Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:
this scheme adopts whole root solid axle, and middle section installation brush wheel position increases the bush, has reduced the main shaft processing degree of difficulty, has removed welding process, has reduced the deflection and has improved axle center intensity, makes brush wheel main shaft quality promote, has guaranteed dynamic balance, improves stability in use, has changed after the technology, has reduced the manufacturing cost of main shaft by a wide margin.
Drawings
The technical scheme of the utility model is further explained by combining the attached drawings as follows:
fig. 1 is a schematic structural view of a main shaft of a grinding brush wheel according to the present invention;
FIG. 2 is a schematic view of a part of the structure of a main shaft of the grinding brush wheel;
fig. 3 is a schematic structural diagram of the bushing according to the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-3, the utility model discloses a main shaft of grinding brush wheel, its characterized in that: contain solid main shaft 1, brush emery wheel 2 and bush 3, the both ends of brush emery wheel 2 respectively set up on solid main shaft 1 through a bush 3, the inboard and the 1 interference fit of solid main shaft of bush 3, and the internal diameter of brush emery wheel 2 is greater than the external diameter of solid main shaft 1.
A locking ring 4 is arranged on the outer side of the bush 3 at one end of the brush grinding wheel 2, and a locking shaft sleeve 5 is arranged on the outer side of the bush 3 at the other end of the brush grinding wheel 2; a plurality of locking screw holes are formed in the outer circumference of the locking ring 4, and the locking ring 4 can be locked on the solid spindle 1 after screws are screwed into the locking screw holes; and a locking nut 6 is arranged on the outer side of the locking shaft sleeve 5, and the locking nut 6 is in threaded fit with the solid spindle 1 and is used for tightly pushing the locking shaft sleeve 5 against the bushing 3.
The brush grinding wheel is characterized in that the locking ring 4 and the locking shaft sleeve 5 are respectively matched with the bushings 3 at two ends of the brush grinding wheel 2, and the brush grinding wheel 2 is tightly pushed and fixed by the locking ring 4 and the locking shaft sleeve 5 and then is locked by screws and locking nuts 6.
The above is only a specific application example of the present invention, and does not constitute any limitation to the protection scope of the present invention. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.
Claims (4)
1. A grinding brush wheel spindle is characterized in that: contain solid main shaft (1), brush emery wheel (2) and bush (3), the both ends of brush emery wheel (2) respectively set up on solid main shaft (1) through a bush (3), bush (3) and solid main shaft (1) interference fit, the internal diameter of brush emery wheel (2) is greater than the external diameter of solid main shaft (1).
2. The grinding brush wheel spindle according to claim 1, wherein: the outer side of the bushing (3) at one end of the brush grinding wheel (2) is provided with a locking ring (4), the outer side of the bushing (3) at the other end of the brush grinding wheel (2) is provided with a locking shaft sleeve (5), and the locking ring (4) and the locking shaft sleeve (5) are respectively matched with the bushings (3) at two ends of the brush grinding wheel (2) to tightly push the brush grinding wheel (2).
3. The grinding brush wheel spindle according to claim 2, wherein: a locking screw hole is formed in the outer circumference of the locking ring (4), and after a screw is screwed into the locking screw hole, the locking ring (4) is locked on the solid spindle (1); and a locking nut (6) is arranged on the outer side of the locking shaft sleeve (5), and the locking nut (6) is in threaded fit with the solid spindle (1).
4. The grinding brush wheel spindle according to claim 1, wherein: bushing (3) contain outer wall sticking portion (11), hole cooperation portion (12) and the conical surface dodge portion (13), outer wall sticking portion (11) and the terminal surface cooperation of brush emery wheel (2), hole cooperation portion (12) and the hole interference fit of brush emery wheel (2), and conical surface dodges portion (13) and is hole cooperation portion (12) to the inboard extension section of brush emery wheel (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921610716.8U CN210173303U (en) | 2019-09-26 | 2019-09-26 | Grinding brush wheel spindle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921610716.8U CN210173303U (en) | 2019-09-26 | 2019-09-26 | Grinding brush wheel spindle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210173303U true CN210173303U (en) | 2020-03-24 |
Family
ID=69843371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921610716.8U Active CN210173303U (en) | 2019-09-26 | 2019-09-26 | Grinding brush wheel spindle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210173303U (en) |
-
2019
- 2019-09-26 CN CN201921610716.8U patent/CN210173303U/en active Active
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