CN205148045U - Mill device of cutting sth. askew - Google Patents
Mill device of cutting sth. askew Download PDFInfo
- Publication number
- CN205148045U CN205148045U CN201520913132.3U CN201520913132U CN205148045U CN 205148045 U CN205148045 U CN 205148045U CN 201520913132 U CN201520913132 U CN 201520913132U CN 205148045 U CN205148045 U CN 205148045U
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- China
- Prior art keywords
- bearing
- ring
- main shaft
- bearing assembly
- oil duct
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- Expired - Fee Related
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Abstract
The utility model relates to a grinding machine, specifically speaking are mill device of cutting sth. Askew, including a main shaft, the main shaft left end rotates and to be equipped with left bearing assembly, and the main shaft right -hand member rotates and is equipped with right bearing assembly, the sleeve support in on left side bearing assembly and the right bearing assembly, left side bearing assembly outer end sets gradually preceding junk ring, front spring cover and front end housing, and the front end housing fastens on the sleeve terminal surface, sets up the prelocalization circle between front end housing inner circle and the main shaft, and the prelocalization circle is spacing fixed through the prelocalization ring. The product of the utility model is simple in structure rationally, through adopting the spring housing to come to carry on the bearing spacing fixedly for bearing outside positioning end face atress is even, and when the thermal expansion, can freely change along the axial, simultaneously the utility model discloses letting in the oil mist in the oil duct in the product and lubricating the bearing, lubricated effect is better, the problem that throws away in the time of effectively avoiding adopting the grease, through the effective extend bearing life of above -mentioned two measures.
Description
Technical field
The utility model relates to grinding machine, and specifically one is cut sth. askew mill apparatus.
Background technology
In machining technique, bistrique assembling device is conventional processing unit (plant).At present, the bistrique assembly structure commonly used, the bearing on main shaft is located usually logical also cap and is realized, particular by also cap is also tight by bearing.This assembling mode is simple to operation, but in concrete practice, there is larger problem, mainly operationally, bearing High Rotation Speed generates heat, bearing is caused to expand, and cap tightly cause bearing to expand with heat and contract with cold lacking the necessary bit space that allows, cause bearing easily to damage; In addition and the mode of cap causes shaft strength position to be point cantact, cause bearing face unbalance stress, affect bearing service life; Existing structure adopts grease to bearing lubrication, also there is larger problem, and mainly the change of team of bearing high-speed rotary causes grease to be thrown to edge, and is difficult to continue lubrication, causes bearing limited for service life.
Summary of the invention
The utility model, for the problems referred to above, provides one to cut sth. askew mill apparatus, and this bearing of cutting sth. askew in mill apparatus, can axial free variation after High Rotation Speed expanded by heating, and bearing energy effectively lubricating.
According to the technical solution of the utility model: one is cut sth. askew mill apparatus, it is characterized in that: comprise main shaft, described main shaft left end rotates and is provided with left bearing assembly, main shaft right-hand member rotates and is provided with right bearing assembly, sleeve is supported on described left bearing assembly and right bearing assembly, described left bearing assembly outer end sets gradually front lining ring, front spring cover and drive end bearing bracket, drive end bearing bracket is anchored in sleeve end face, prelocalization circle is set between drive end bearing bracket inner ring and main shaft, prelocalization circle is spacing fixing by prelocalization ring, before hang tight circle and be pressed on prelocalization ring, described drive end bearing bracket end face outside is fastenedly connected front seal cover, front seal cover inner ring is provided with front sealing ring, described right bearing assembly outer end sets gradually rear lining ring, rear spring cover and rear end cap, rear end cap is anchored in sleeve end face, rear centring ring, rear locating ring are set between rear end cap inner ring and main shaft, rear end cap end face outside is fastenedly connected rear seal cover, hangs tight circle, increasing back sealing ring after rear seal cover inner ring is arranged.
As further improvement of the utility model, described left bearing assembly comprises clutch shaft bearing, the second bearing, the 3rd bearing, the 4th bearing, fore bearing inner ring, fore bearing outer ring, described clutch shaft bearing, the second bearing are set up in parallel, 3rd bearing, the 4th bearing are set up in parallel, and fore bearing inner ring and fore bearing outer ring are arranged between the second bearing and the 3rd bearing.
As further improvement of the utility model, described right bearing assembly comprises the 5th bearing, the 6th bearing, rear bearing outer ring, rear bearing outer ring, and described rear bearing outer ring, rear bearing outer ring are arranged between the 5th bearing and the 6th bearing.
As further improvement of the utility model, described drive end bearing bracket is provided with the 3rd oil duct, 3rd oil duct lower end hydraulic fluid port is communicated with left bearing assembly, described rear seal cover offers the first oil duct, rear end cap is offered the second oil duct, described first oil duct is communicated with the second oil duct, leaves gap between sleeve lining and main shaft.
Technique effect of the present utility model is: the utility model product structure advantages of simple, by adopting spring housing to fix bearing, makes to locate end face uniform force outside bearing, and when expanded by heating, can free variation vertically; Pass into mist of oil in oil duct simultaneously in the utility model product to lubricate bearing, lubricant effect is better, can effectively avoid throwing away problem when adopting grease; Bearing service life effectively can be extended by above-mentioned two measures.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is further described.
In Fig. 1, comprise main shaft 1, front sealing ring 2, front seal cover 3, before hang tight circle 4, drive end bearing bracket 5, 3rd oil duct 5-1, prelocalization circle 6, prelocalization ring 7, front spring cover 8, front lining ring 9, fore bearing inner ring 10, fore bearing outer ring 11, sleeve 12, rear bearing outer ring 13, rear bearing inner ring 14, rear lining ring 15, rear end cap 16, second oil duct 16-1, rear centring ring 17, rear locating ring 18, rear seal cover 19, first oil duct 19-1, after hang tight circle 20, increasing back sealing ring 21, rear spring cover 22, clutch shaft bearing 23, second bearing 24, 3rd bearing 25, 4th bearing 26, 5th bearing 27, 6th bearing 28 etc.
As shown in Figure 1, the utility model is that one is cut sth. askew mill apparatus, comprise main shaft 1, described main shaft 1 left end rotates and is provided with left bearing assembly, main shaft 1 right-hand member rotates and is provided with right bearing assembly, sleeve 12 is supported on described left bearing assembly and right bearing assembly, described left bearing assembly outer end sets gradually front lining ring 9, front spring cover 8 and drive end bearing bracket 5, drive end bearing bracket 5 is anchored on sleeve 12 end face, prelocalization circle 6 is set between drive end bearing bracket 5 inner ring and main shaft 1, prelocalization circle 6 is spacing fixing by prelocalization ring 7, before hang tight circle 4 and be pressed on prelocalization ring 7, described drive end bearing bracket 5 end face outside is fastenedly connected front seal cover 3, front seal cover 3 inner ring is provided with front sealing ring 2, described right bearing assembly outer end sets gradually rear lining ring 15, rear spring cover 22 and rear end cap 16, rear end cap 16 is anchored on sleeve 12 end face, rear centring ring 17, rear locating ring 18 are set between rear end cap 16 inner ring and main shaft 1, rear end cap 16 end face outside is fastenedly connected rear seal cover 19, hangs tight circle 20, increasing back sealing ring 21 after rear seal cover 19 inner ring is arranged.
Left bearing assembly comprises clutch shaft bearing 23, second bearing 24, the 3rd bearing 25, the 4th bearing 26, fore bearing inner ring 10, fore bearing outer ring 11, described clutch shaft bearing 23, second bearing 24 is set up in parallel, 3rd bearing 25, the 4th bearing 26 are set up in parallel, and fore bearing inner ring 10 and fore bearing outer ring 11 are arranged between the second bearing 24 and the 3rd bearing 25.
Right bearing assembly comprises the 5th bearing 27, the 6th bearing 28, rear bearing outer ring 13, rear bearing outer ring 14, and described rear bearing outer ring 13, rear bearing outer ring 14 are arranged between the 5th bearing 27 and the 6th bearing 28.
Drive end bearing bracket 5 is provided with the 3rd oil duct 5-1,3rd oil duct 5-1 lower end hydraulic fluid port is communicated with left bearing assembly, described rear seal cover 19 is offered the first oil duct 19-1, rear end cap 16 is offered the second oil duct 16-1, described first oil duct 19-1 is communicated with the second oil duct 16-1, leaves gap between sleeve 12 inwall and main shaft 1.
The course of work of the present utility model is as follows: operationally, and bearing high-speed rotation, generates heat in rotation process, and bearing, vertically in expansion process, promotes spring housing axial inching, realizes dynamic balancing.Need to carry out lubrication operation to the bearing of High Rotation Speed, by passing into the lubrication operation that lubricant mist can effectively realize for bearing in oil duct, because oil duct is communicated with, the mist of oil passed into can realize cycle operation simultaneously.Conveniently regular to use after lubricant mist carry out prune job, generally also can offer an oilhole on sleeve 12.
Claims (4)
1. a mill apparatus of cutting sth. askew, it is characterized in that: comprise main shaft (1), described main shaft (1) left end rotates and is provided with left bearing assembly, main shaft (1) right-hand member rotates and is provided with right bearing assembly, sleeve (12) is supported on described left bearing assembly and right bearing assembly, described left bearing assembly outer end sets gradually front lining ring (9), front spring cover (8) and drive end bearing bracket (5), drive end bearing bracket (5) is anchored on sleeve (12) end face, prelocalization circle (6) is set between drive end bearing bracket (5) inner ring and main shaft (1), prelocalization circle (6) is spacing fixing by prelocalization ring (7), before hang tight circle (4) and be pressed on prelocalization ring (7), described drive end bearing bracket (5) end face outside is fastenedly connected front seal cover (3), front seal cover (3) inner ring is provided with front sealing ring (2), described right bearing assembly outer end sets gradually rear lining ring (15), rear spring cover (22) and rear end cap (16), rear end cap (16) is anchored on sleeve (12) end face, rear centring ring (17), rear locating ring (18) are set between rear end cap (16) inner ring and main shaft (1), rear end cap (16) end face outside is fastenedly connected rear seal cover (19), hangs tight circle (20), increasing back sealing ring (21) after rear seal cover (19) inner ring is arranged.
2. according to mill apparatus of cutting sth. askew according to claim 1, it is characterized in that: described left bearing assembly comprises clutch shaft bearing (23), the second bearing (24), the 3rd bearing (25), the 4th bearing (26), fore bearing inner ring (10), fore bearing outer ring (11), described clutch shaft bearing (23), the second bearing (24) are set up in parallel, 3rd bearing (25), the 4th bearing (26) are set up in parallel, and fore bearing inner ring (10) and fore bearing outer ring (11) are arranged between the second bearing (24) and the 3rd bearing (25).
3. according to mill apparatus of cutting sth. askew according to claim 1, it is characterized in that: described right bearing assembly comprises the 5th bearing (27), the 6th bearing (28), rear bearing outer ring (13), rear bearing outer ring (14), and described rear bearing outer ring (13), rear bearing outer ring (14) are arranged between the 5th bearing (27) and the 6th bearing (28).
4. according to mill apparatus of cutting sth. askew according to claim 1, it is characterized in that: described drive end bearing bracket (5) is provided with the 3rd oil duct (5-1), 3rd oil duct (5-1) lower end hydraulic fluid port is communicated with left bearing assembly, described rear seal cover (19) offers the first oil duct (19-1), rear end cap (16) is offered the second oil duct (16-1), described first oil duct (19-1) is communicated with the second oil duct (16-1), leaves gap between sleeve (12) inwall and main shaft (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520913132.3U CN205148045U (en) | 2015-11-16 | 2015-11-16 | Mill device of cutting sth. askew |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520913132.3U CN205148045U (en) | 2015-11-16 | 2015-11-16 | Mill device of cutting sth. askew |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205148045U true CN205148045U (en) | 2016-04-13 |
Family
ID=55683784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520913132.3U Expired - Fee Related CN205148045U (en) | 2015-11-16 | 2015-11-16 | Mill device of cutting sth. askew |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205148045U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108000354A (en) * | 2017-12-29 | 2018-05-08 | 广州群创数控机床有限公司 | A kind of emery wheel general assembly mechanism and grinding machine |
| CN110131316A (en) * | 2019-05-13 | 2019-08-16 | 江苏九九久科技有限公司 | The method for improving liquid lower bearing service life |
-
2015
- 2015-11-16 CN CN201520913132.3U patent/CN205148045U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108000354A (en) * | 2017-12-29 | 2018-05-08 | 广州群创数控机床有限公司 | A kind of emery wheel general assembly mechanism and grinding machine |
| CN110131316A (en) * | 2019-05-13 | 2019-08-16 | 江苏九九久科技有限公司 | The method for improving liquid lower bearing service life |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160413 Termination date: 20171116 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |