CN102962481A - Main shaft structure of vertical lathe - Google Patents
Main shaft structure of vertical lathe Download PDFInfo
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- CN102962481A CN102962481A CN2012105075363A CN201210507536A CN102962481A CN 102962481 A CN102962481 A CN 102962481A CN 2012105075363 A CN2012105075363 A CN 2012105075363A CN 201210507536 A CN201210507536 A CN 201210507536A CN 102962481 A CN102962481 A CN 102962481A
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- main shaft
- fixed
- shaft
- encoder
- vertical lathe
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Abstract
The invention relates to a main shaft structure of a vertical lathe. A platform surface is rotationally mounted on a pedestal; a main shaft is rotationally mounted in the platform surface; a cover plate is fixed on the platform surface of the main shaft position; a spacer bush is arranged on the main shaft in a sleeving manner; the lower end face of the spacer bush sits on an outer step of the main shaft; a pressing ring is arranged on the main shaft above a bearing in a sleeving manner; a locking nut is spirally connected with the main shaft above the pressing ring; a pressing plate is fixed on the upper end face of the main shaft; a second plane bearing is mounted on an inner step of the platform surface; a flange is fixed on the upper end face of the main shaft in an inner hole of the pressing plate; an encoder is fixed on the flange; an oil seal is sleeved with a shaft of the encoder; a lower half part of a shaft coupler is fixed at the upper end part of the shaft of the encoder; a cover plate is arranged on the platform surface above the pressing plate; an upper half part of the shaft coupler is fixed on the cover plate; the upper half part of the shaft coupler is connected with the lower half part of the shaft coupler; and an end cover is fixed on the cover plate above the upper half part of the shaft coupler. The main shaft structure of the vertical lathe is compact and reasonable in structure; and the encoder is mounted on the main shaft, so the thread machining of the vertical lathe can be realized and the economic using performance of the vertical lathe is improved.
Description
Technical field
The present invention relates to a kind of vertical lathe main axle structure, the invention belongs to the vertical lathe technical field of structures.
Background technology
It is large that vertical lathe is mainly used in processing diameter, the large-scale and heavy workpiece that length is short.Vertical lathe generally can be divided into open side type or queen post.Small-sized vertical lathe is generally made open side type, and large-scale vertical lathe is made queen post.The main feature of vertical lathe structure is that its knife rest is in vertical position, and workbench is in horizontal plane, and the install and adjust of workpiece is more convenient.
In machining, screw thread is used in a lot of places, therefore, carries out screw thread at vertical lathe and is processed with very large meaning.Existing vertical lathe processing is multiplex in processing plane, periphery and the conical surface, does not have the screw thread machining functions.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, a kind of vertical lathe main axle structure that is implemented in machining screw on the vertical lathe is provided.
According to technical scheme provided by the invention, described vertical lathe main axle structure, on base, be rotatablely equipped with table top by the first plane bearing, in table top, be rotatablely equipped with main shaft by bearing, table top at main spindle's is fixed with cover plate, on main shaft, axially offer axial bore along it, be socketed with spacer at main shaft, the lower surface of spacer is sitting on the outer step of main shaft, the upper surface of spacer contacts with the inner ring body of bearing, main shaft above bearing is socketed with pressure ring, main shaft above pressure ring is bolted with locking nut, is fixed with pressing plate in the upper surface of main shaft, at the interior step of table top the second plane bearing is installed, the lower surface of described pressing plate contacts with the upper circle body of the second plane bearing, the upper surface of the main shaft in the pressing plate endoporus is fixed with flange, is fixed with encoder at flange, and described encoder is positioned at the axial bore upper end of main shaft, axle at encoder is socketed with oil sealing, is fixed with the shaft coupling Lower Half in the axle upper end of encoder; Be fixed with cover plate at the table top above pressing plate, on the cover board be fixed with the shaft coupling first half, the shaft coupling first half links to each other with the shaft coupling Lower Half, and the cover plate above the shaft coupling first half is fixed with end cap.
Between the lower surface of the upper surface of main shaft and pressing plate, be provided with adjusting pad.
Described bearing is Biserial cylindrical roller bearing.
Compact conformation of the present invention, rationally; By installing encoder additional at main shaft, can be implemented in the processing of double thread on the vertical lathe, improved the economic serviceability of vertical lathe.
Description of drawings
Fig. 1 is structural representation of the present invention.
The specific embodiment
The invention will be further described below in conjunction with specific embodiment.
As shown in the figure, this vertical lathe main axle structure, on base 1, be rotatablely equipped with table top 2 by the first plane bearing 3, in table top 2, be rotatablely equipped with main shaft 4 by bearing 5, table top 2 in main shaft 4 positions is fixed with cover plate 19, on main shaft 4, axially offer axial bore along it, be socketed with spacer 21 at main shaft 4, the lower surface of spacer 21 is sitting on the outer step of main shaft 4, the upper surface of spacer 21 contacts with the inner ring body of bearing 5, main shaft 4 above bearing 5 is socketed with pressure ring 6, main shaft 4 above pressure ring 6 is bolted with locking nut 12, be fixed with pressing plate 18 in the upper surface of main shaft 4, interior step at table top 2 is equipped with the second plane bearing 7, the lower surface of described pressing plate 18 contacts with the upper circle body of the second plane bearing 7, the upper surface of the main shaft 4 in pressing plate 18 endoporus is fixed with flange 9, be fixed with encoder 10 at flange 9, described encoder 10 is positioned at the axial bore upper end of main shaft 4, axle at encoder 10 is socketed with oil sealing 16, is fixed with shaft coupling Lower Half 15 in the axle upper end of encoder 10; Be fixed with cover plate 19 at the table top 2 above pressing plate 18, be fixed with the shaft coupling first half 14 at cover plate 19, the shaft coupling first half 14 links to each other with shaft coupling Lower Half 15, and the cover plate 19 above the shaft coupling first half 14 is fixed with end cap 13.
Between the lower surface of the upper surface of main shaft 4 and pressing plate 18, be provided with adjusting pad 11.
Described bearing 5 is Biserial cylindrical roller bearing.
Described the first plane bearing 3 is installed on base 1 supporting surface, main shaft 4 is fixed on the base 1, Biserial cylindrical roller bearing 5 is installed on the main shaft 4, inner rings are located with spacer 21 in the lower end, the outer ring is located with pressure ring 6 in the upper end, 12 lockings of pressure ring 6 usefulness locking nuts, table top 2 is installed on the base 1, the table top hole is by main shaft 4, the second planar axes 7 is held in the dead eye that is installed in table top 1, brearing bore is by main shaft 4, and encoder 10 usefulness the first bolt 8 is fixed on the flange 9, and oil sealing 16 is installed in the groove of flange 9, flange 9 is fixed on the top of main shaft 4, pressing plate 18 is adjusted by adjusting pad 11, and pressing plate 18 usefulness the second bolt 17 is fastened on the main shaft 4, and pressing plate 18 is used for compressing table top 1, shaft coupling Lower Half 15 is fastened on the axle of encoder 10, the encoder first half 14 is fixed on the cover plate 19, and cover plate 19 usefulness the 3rd bolt 20 is fixed on the table top 1, and end cap 13 is fixed on the cover plate 19.
By installing encoder additional at main shaft 4, can be implemented in the processing of double thread on the vertical lathe, improved the economic serviceability of vertical lathe.
Claims (3)
1. vertical lathe main axle structure, be rotatablely equipped with table top (2) at base (1) by the first plane bearing (3), in table top (2), be rotatablely equipped with main shaft (4) by bearing (5), table top (2) in main shaft (4) position is fixed with cover plate (19), upward axially offer axial bore along it at main shaft (4), be socketed with spacer (21) at main shaft (4), the lower surface of spacer (21) is sitting on the outer step of main shaft (4), the upper surface of spacer (21) contacts with the inner ring body of bearing (5), main shaft (4) in bearing (5) top is socketed with pressure ring (6), main shaft (4) in pressure ring (6) top is bolted with locking nut (12), be fixed with pressing plate (18) in the upper surface of main shaft (4), interior step at table top (2) is equipped with the second plane bearing (7), the lower surface of described pressing plate (18) contacts with the upper circle body of the second plane bearing (7), the upper surface of the main shaft (4) in pressing plate (18) endoporus is fixed with flange (9), it is characterized in that: be fixed with encoder (10) at flange (9), described encoder (10) is positioned at the axial bore upper end of main shaft (4), axle at encoder (10) is socketed with oil sealing (16), is fixed with shaft coupling Lower Half (15) in the axle upper end of encoder (10); Be fixed with cover plate (19) at the table top (2) in pressing plate (18) top, be fixed with the shaft coupling first half (14) at cover plate (19), the shaft coupling first half (14) links to each other with shaft coupling Lower Half (15), and the cover plate (19) in the shaft coupling first half (14) top is fixed with end cap (13).
2. vertical lathe main axle structure as claimed in claim 1 is characterized in that: be provided with adjusting pad (11) between the lower surface of the upper surface of main shaft (4) and pressing plate (18).
3. vertical lathe main axle structure as claimed in claim 1, it is characterized in that: described bearing (5) is Biserial cylindrical roller bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105075363A CN102962481A (en) | 2012-11-30 | 2012-11-30 | Main shaft structure of vertical lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105075363A CN102962481A (en) | 2012-11-30 | 2012-11-30 | Main shaft structure of vertical lathe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102962481A true CN102962481A (en) | 2013-03-13 |
Family
ID=47793074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012105075363A Pending CN102962481A (en) | 2012-11-30 | 2012-11-30 | Main shaft structure of vertical lathe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102962481A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113828807A (en) * | 2021-09-28 | 2021-12-24 | 无锡京华重工装备制造有限公司 | Main shaft structure with plane bearing |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201792203U (en) * | 2010-09-10 | 2011-04-13 | 刘立新 | Rotating workbench of vertical lathe |
| JP2011200998A (en) * | 2010-03-26 | 2011-10-13 | Brother Industries Ltd | Numerical control device of machine tool |
| CN102407449A (en) * | 2011-11-29 | 2012-04-11 | 上海三一精机有限公司 | Machine tool and working table device thereof |
| CN202388319U (en) * | 2011-12-16 | 2012-08-22 | 芜湖恒升重型机床股份有限公司 | Speed feedback mechanism of worktable of vertical type lathe |
| CN202934139U (en) * | 2012-11-30 | 2013-05-15 | 无锡京华重工装备制造有限公司 | Vertical lathe spindle structure |
-
2012
- 2012-11-30 CN CN2012105075363A patent/CN102962481A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011200998A (en) * | 2010-03-26 | 2011-10-13 | Brother Industries Ltd | Numerical control device of machine tool |
| CN201792203U (en) * | 2010-09-10 | 2011-04-13 | 刘立新 | Rotating workbench of vertical lathe |
| CN102407449A (en) * | 2011-11-29 | 2012-04-11 | 上海三一精机有限公司 | Machine tool and working table device thereof |
| CN202388319U (en) * | 2011-12-16 | 2012-08-22 | 芜湖恒升重型机床股份有限公司 | Speed feedback mechanism of worktable of vertical type lathe |
| CN202934139U (en) * | 2012-11-30 | 2013-05-15 | 无锡京华重工装备制造有限公司 | Vertical lathe spindle structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113828807A (en) * | 2021-09-28 | 2021-12-24 | 无锡京华重工装备制造有限公司 | Main shaft structure with plane bearing |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20130313 |