CN208084124U - Grinding wheel main shaft structure - Google Patents
Grinding wheel main shaft structure Download PDFInfo
- Publication number
- CN208084124U CN208084124U CN201820436770.4U CN201820436770U CN208084124U CN 208084124 U CN208084124 U CN 208084124U CN 201820436770 U CN201820436770 U CN 201820436770U CN 208084124 U CN208084124 U CN 208084124U
- Authority
- CN
- China
- Prior art keywords
- grinding wheel
- main shaft
- axle portion
- axle
- bearing shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000001050 lubricating effect Effects 0.000 abstract description 3
- 239000004576 sand Substances 0.000 description 3
- 238000004873 anchoring Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
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- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
The utility model belongs to grinding technics equipment technical field, it is related to a kind of grinding wheel main shaft structure, including grinding wheel spindle, the middle section of the grinding wheel spindle is main shaft mounting portion, it is equipped with first shaft portion successively towards main shaft mounting portion by shaft end corresponding to the left end of main shaft mounting portion on grinding wheel spindle, the second shaft portion, third axle portion, 4th axle portion, 5th axle portion, it is arranged grinding wheel chuck in 5th axle portion, inner ring is tightly connected first end cover on the outside of grinding wheel chuck, it is arranged the first bearing shell in 4th axle portion, it is arranged on first bearing shell to circle, it is arranged bearing block in third axle portion, the first spheric washer and the second spheric washer are also arranged in third axle portion.The utility model product structure advantages of simple in use can be to carrying out effectively lubricating at bearing shell, it is ensured that product has longer service life, reduces enterprise's use cost；It is connected simultaneously with the connection bump on grinding wheel spindle by first end cover, second end cover, when realizing main shaft gyration, the smaller offset in axle center.
Description
Technical field
The utility model belongs to grinding technics equipment technical field, is related to a kind of grinding wheel main shaft structure.
Background technology
The grinding wheel main shaft structure of centerless grinding machine comprising main shaft, main shaft are installed on mill frame, the both ends point of main shaft by bearing shell
It Tao Zhuan be connected with grinding wheel and belt wheel, the shaft shoulder at main shaft centre position is connect by axial thrust mechanism with mill frame, grinding machine work
When belt wheel drive main shaft, main shaft drives grinding wheel rotation, and due to grinding wheel and the own wt of belt wheel and main shaft, grinding machine is shutting down shape
Main shaft will be contacted with positioned at its following bearing shell under state, and the moment that lathe starts, main shaft will be with the gap between bearing shell just
It will increase, the axis drift value of main shaft is big when such main shaft gyration, influences the machining accuracy of workpiece, the yield rate of product is low.
Invention content
In view of the above-mentioned problems, providing a kind of grinding wheel main shaft structure, which is using the utility model
When, when grinding wheel main shaft structure turns round, axis drift value is small, can be with effectively lubricating at bearing shell.
According to the technical solution of the utility model：A kind of grinding wheel main shaft structure, it is characterised in that：Including grinding wheel spindle, institute
The middle section for stating grinding wheel spindle is main shaft mounting portion, and the left end that main shaft mounting portion is corresponded on grinding wheel spindle is main by shaft end direction
Axis mounting portion is equipped with first shaft portion, the second shaft portion, third axle portion, the 4th axle portion, the 5th axle portion successively, and sand is arranged in the 5th axle portion
Chuck is taken turns, inner ring is tightly connected first end cover on the outside of grinding wheel chuck, is arranged the first bearing shell in the 4th axle portion, is arranged on the first bearing shell
To circle, it is arranged bearing block in third axle portion, the first spheric washer and the second spheric washer, bearing block are also arranged in third axle portion
On be also arranged with baffle ring, be arranged with bushing on first shaft portion, positioned by gasket on the outside of bushing, gasket is fixed by left cover；Sand
Take turns main shaft on correspond to main shaft mounting portion right end by shaft end towards main shaft mounting portion successively be equipped with the 8th axle portion, the 7th axle portion,
6th axle portion is arranged the second grinding wheel fixture block and second end cover in the 6th axle portion, the second bearing shell, the second bearing shell is arranged in the 7th axle portion
Outside is arranged outer ring, and third end cap is arranged in the 8th axle portion, and cycle surface is pressed on the outside of third end cap, is gone back on the outside of the 8th axle portion
Baffle ring is set, and baffle ring is pressed on third end cap end face.
It is convex to be equipped with connection for the outer surface integrally connected of the 5th axle portion as a further improvement of the utility model,
It rises, the link slot being arranged in connection bump and first end cover is connected.
The outer surface of the first end cover and grinding wheel chuck setting trim ring and gear as a further improvement of the utility model,
Water rubber.
First bearing shell and the positioning spiral shell between circle by being radially arranged as a further improvement of the utility model,
Anchoring position is fixed.
Described pair of circle is equipped with the oil leab being connected at the first bearing shell as a further improvement of the utility model,
Outer ring is equipped with the oil leab being connected at the second bearing shell.
The utility model has technical effect that：The utility model product structure advantages of simple in use can be to axis
Effectively lubricating is carried out at watt, it is ensured that product has longer service life, reduces enterprise's use cost；Pass through first end simultaneously
Lid, second end cover are connected with the connection bump on grinding wheel spindle, when realizing main shaft gyration, the smaller offset in axle center.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Specific implementation mode
Specific embodiment of the present utility model is further described below in conjunction with the accompanying drawings.
In Fig. 1, including grinding wheel spindle 1, first shaft portion 1-1, the second shaft portion 1-2, third axle portion 1-3, the 4th axle portion 1-4,
5th axle portion 1-5, the 6th axle portion 1-6, the 7th axle portion 1-7, the 8th axle portion 1-8, connection bump 1-9, main shaft mounting portion 1-10, sand
Take turns chuck 2, first end cover 3, link slot 3-1, to circle the 4, first bearing shell 5, bearing block 6, the first spheric washer 7, the second ball ring
Circle 8, bushing 10, gasket 11, left cover 12, trim ring 13, water blocking rubber 14, outer ring 15, third end cap 16, baffle ring 17, is put down at baffle ring 9
Weigh block screw 18, balance weight 19 etc..
As shown in Figure 1, the utility model is a kind of grinding wheel main shaft structure, including grinding wheel spindle 1, the grinding wheel spindle 1
Middle section is main shaft mounting portion 1-10, on grinding wheel spindle 1 corresponding to the left end of main shaft mounting portion 1-10 by shaft end towards main shaft
Mounting portion 1-10 is equipped with first shaft portion 1-1, the second shaft portion 1-2, third axle portion 1-3, the 4th axle portion 1-4, the 5th axle portion 1- successively
It is arranged grinding wheel chuck 2 on 5, the 5th axle portion 1-5,2 outside inner ring of grinding wheel chuck is tightly connected first end cover 3, on the 4th axle portion 1-4
It is arranged the first bearing shell 5, is arranged on the first bearing shell 5 to enclosing 4, is arranged bearing block 6 on third axle portion 1-3, is also covered on third axle portion 1-3
Equipped with the first spheric washer 7 and the second spheric washer 8, it is also arranged with baffle ring 9 on bearing block 6, lining is arranged on first shaft portion 1-1
Set 10,10 outside of bushing are positioned by gasket 11, and gasket 11 is fixed by left cover 12；Correspond to main shaft on grinding wheel spindle 1 to install
The right end of portion 1-10 is equipped with the 8th axle portion 1-8, the 7th axle portion 1-7, the 6th axle portion successively by shaft end towards main shaft mounting portion 1-10
Second grinding wheel fixture block and second end cover are set on 1-6, the 6th axle portion 1-6, the second bearing shell, the second axis are set on the 7th axle portion 1-7
It is arranged outer ring 15 on the outside of watt, third end cap 16 is set on the 8th axle portion 1-8,16 outside of third end cap is pressed in 15 end face of outer ring,
Baffle ring 17 is also set up on the outside of 8th axle portion 1-8, baffle ring 17 is pressed on 16 end face of third end cap.
The outer surface integrally connected of 5th axle portion 1-5 is equipped with connection bump 1-9, in connection bump 1-9 and first end cover 3
The link slot 3-1 of setting is connected.
The outer surface setting trim ring 13 and water blocking rubber 14 of first end cover 3 and grinding wheel chuck 2.
First bearing shell 5 and the positioning bolt positioning fixation between circle 4 by being radially arranged.
It states and the oil leab being connected at the first bearing shell 5 is equipped with to circle 4, outer ring 15 is equipped with and is connected at the second bearing shell
Oil leab.Balance weight 19 is arranged by balance weight screw 18 on grinding wheel chuck.
The utility model product is using the connection bump 1- being arranged in first end cover 3 on link slot 3-1 and grinding wheel spindle 1
9 match, it is ensured that when grinding wheel spindle 1 turns round after connection, 1 axle center offset of grinding wheel spindle is small, has preferable operating accuracy.
Claims (5)
1. a kind of grinding wheel main shaft structure, it is characterised in that：Including grinding wheel spindle（1）, the grinding wheel spindle（1）Middle section be
Main shaft mounting portion（1-10）, grinding wheel spindle（1）It is upper to correspond to main shaft mounting portion（1-10）Left end by shaft end towards main shaft install
Portion（1-10）It is equipped with first shaft portion successively（1-1）, the second shaft portion（1-2）, third axle portion（1-3）, the 4th axle portion（1-4）, the 5th
Axle portion（1-5）, the 5th axle portion（1-5）On be arranged grinding wheel chuck（2）, grinding wheel chuck（2）Outside inner ring is tightly connected first end cover
（3）, the 4th axle portion（1-4）On be arranged the first bearing shell（5）, the first bearing shell（5）On be arranged to circle（4）, third axle portion（1-3）Upper set
If bearing block（6）, third axle portion（1-3）On be also arranged with the first spheric washer（7）With the second spheric washer（8）, bearing block（6）
On be also arranged with baffle ring（9）, first shaft portion（1-1）On be arranged with bushing（10）, bushing（10）Outside passes through gasket（11）Positioning,
Gasket（11）Pass through left cover（12）It is fixed；Grinding wheel spindle（1）It is upper to correspond to main shaft mounting portion（1-10）Right end by shaft end direction
Main shaft mounting portion（1-10）It is equipped with the 8th axle portion successively（1-8）, the 7th axle portion（1-7）, the 6th axle portion（1-6）, the 6th axle portion（1-
6）The second grinding wheel fixture block of upper setting and second end cover, the 7th axle portion（1-7）The second bearing shell of upper setting, the second bearing shell outside are arranged outer
Circle（15）, the 8th axle portion（1-8）Upper setting third end cap（16）, third end cap（16）Outside is pressed in outer ring（15）End face, the
Eight axle portions（1-8）Outside also sets up baffle ring（17）, baffle ring（17）It is pressed in third end cap（16）On end face.
2. grinding wheel main shaft structure as described in claim 1, it is characterised in that：5th axle portion（1-5）Outer surface one
Body is connected with connection bump（1-9）, connection bump（1-9）With first end cover（3）The link slot of upper setting（3-1）Cooperation connects
It connects.
3. grinding wheel main shaft structure as described in claim 1, it is characterised in that：The first end cover（3）With grinding wheel chuck（2）'s
Trim ring is arranged in outer surface（13）With water blocking rubber（14）.
4. grinding wheel main shaft structure as described in claim 1, it is characterised in that：First bearing shell（5）With to circle（4）Between lead to
The positioning bolt positioning being radially arranged is crossed to fix.
5. grinding wheel main shaft structure as described in claim 1, it is characterised in that：Described pair of circle（4）It is equipped with and is connected to first axle
Watt（5）The oil leab at place, outer ring（15）It is equipped with the oil leab being connected at the second bearing shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820436770.4U CN208084124U (en) | 2018-03-28 | 2018-03-28 | Grinding wheel main shaft structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820436770.4U CN208084124U (en) | 2018-03-28 | 2018-03-28 | Grinding wheel main shaft structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208084124U true CN208084124U (en) | 2018-11-13 |
Family
ID=64056956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820436770.4U Expired - Fee Related CN208084124U (en) | 2018-03-28 | 2018-03-28 | Grinding wheel main shaft structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208084124U (en) |
-
2018
- 2018-03-28 CN CN201820436770.4U patent/CN208084124U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181113 |