CN203330407U - Movable steam turbine steam barrier piece inlaying repairing tool - Google Patents
Movable steam turbine steam barrier piece inlaying repairing tool Download PDFInfo
- Publication number
- CN203330407U CN203330407U CN2013204263613U CN201320426361U CN203330407U CN 203330407 U CN203330407 U CN 203330407U CN 2013204263613 U CN2013204263613 U CN 2013204263613U CN 201320426361 U CN201320426361 U CN 201320426361U CN 203330407 U CN203330407 U CN 203330407U
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- China
- Prior art keywords
- steam turbine
- tool
- spindle box
- guide rail
- lathe
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- 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 - Lifetime
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Abstract
The utility model relates to a movable steam turbine steam barrier piece inlaying repairing tool which comprises a tool body, a spindle box, a rotary guide frame and a tool rest. A spindle box support is arranged in the center of the tool body, a plurality of horizontal supports for bearing workpieces are arranged around the spindle box support, a sliding groove used for installing a fixture is formed in the upper end face of each horizontal support, the spindle box is arranged on the upper face of a base of the tool body, and the axis of a spindle is perpendicular to the horizontal plane; the rotary guide frame is fixed to the front end of the spindle and is driven by the spindle to rotate in the horizontal plane, a guide rail in the horizontal direction is arranged at one side face of the rotary guide frame, and the tool rest is arranged on the guide rail and moves horizontally along the guide rail. The movable steam turbine steam barrier piece inlaying repairing tool has the advantages that the movable steam turbine steam barrier piece inlaying repairing tool can be installed on a steam turbine repairing site, maintenance of a steam turbine is more convenient, the movable steam turbine steam barrier piece inlaying repairing tool has higher machining accuracy than a general vertical type tool, machining quality is guaranteed, and the working efficiency of maintenance of the steam turbine is significantly improved.
Description
Technical field
The utility model belongs to the steam turbine maintenance of equipment, relates in particular to a kind of removable steam turbine resistance vapour sheet edge and repaiies lathe.
Background technology
Steam turbine, in the process of carrying out large repairs, needs steam turbine resistance vapour sheet to do turning processing, to adjust resistance vapour sheet gap; Prior art adopts general vertical lathe to be processed resistance vapour sheet, the shortcoming of this mode is: resistance vapour sheet is transported to job shop or processing factory, because the diaphragm housing ring (steam turbine is determined the leaf group) of inlaying resistance vapour sheet is a kind of more accurate, flimsy parts, in transportation and handling engineering, suffer damage unavoidably, overhaul of steam turbine also needs to hinder the repeatedly refine processing of vapour sheet, universal turing machine can't meet, and work quality and the progress of steam turbine maintenance are greatly affected.
Summary of the invention
The purpose of this utility model is to propose the technical scheme that a kind of removable steam turbine resistance vapour sheet edge is repaiied lathe; Can be hindered the turning processing of vapour sheet in the steam turbine maintenance sites, be improved quality and the work ratio of steam turbine maintenance.
To achieve these goals, the technical solution of the utility model is: a kind of removable steam turbine resistance vapour sheet edge is repaiied lathe, comprises lathe bed, the main spindle box of main shaft is installed, rotation saddle, knife rest; The central authorities of described lathe bed are the main spindle box bearings, be provided with the horizontal seat of a plurality of carrying workpiece around described main spindle box bearing, bottom at each described horizontal seat is provided with leg, be provided with the chute for sectional fixture in the upper surface of each horizontal seat, described fixture direction of extension along horizontal seat in chute moves and tightening; Described main spindle box be arranged on described main spindle box bearing above, the axis of described main shaft is vertical with horizontal plane, the front end of main shaft is stretched out by the upper end of main spindle box; Described rotation saddle is fixed on the front end of main shaft and is rotated in horizontal plane by main shaft drives, is provided with the guide rail of horizontal direction in a side of rotation saddle, and described knife rest is arranged on described guide rail and along guide rail and moves horizontally.
Further, described lathe bed is provided with has three described horizontal seats at least, and the termination of horizontal seat is not more than 2000mm to the distance of described spindle centerline, and horizontal seat is dismountable bearing.
Further, four described horizontal seats are arranged on described lathe bed; One of them horizontal seat is provided with fixed feet, and its excess-three is provided with adjustable support leg.
Further, the upper surface of described horizontal seat is the double-T chute for the chute of sectional fixture.
Further, described main spindle box is columnar casing, and the external diameter of main spindle box is 400mm～550mm, and the height of main spindle box is 400mm～480mm.
Further, the diameter of axle of described main shaft is 180mm～320mm, and the rotating speed of main shaft is 2 rev/mins～12 rev/mins.
Further, the middle part of described rotation saddle is arranged on the front end of described main shaft, on the guide rail of rotation saddle one end, described knife rest is installed, a balancing weight of adjusting position along guide rail is installed on the guide rail of the other end of rotation saddle, the length that the spindle axis line is stretched out at two ends is not more than 1800mm.
Further, described knife rest is moved along described guide rail by the feed screw driving be arranged on described rotation saddle, and the stroke of knife rest on the rotation saddle is not more than 1200mm; Described feed screw is by a driven by servomotor; Be provided with the conducting ring into described servomotor power supply in the rotation saddle.
Further, described knife rest comprises tool rest bracket and tool-slide, described tool rest bracket is provided with the chute slided on the guide rail of described rotation saddle, and tool rest bracket is provided with the slide rail coordinated with tool-slide, and described tool-slide vertically slides on tool rest bracket; The lower end of tool-slide is provided with the cutter draw-in groove.
The beneficial effects of the utility model are: removable steam turbine resistance vapour sheet edge is repaiied to Installing machine tool in the steam turbine maintenance sites, avoided steam turbine resistance vapour sheet to transport inconvenience and the issuable damage that job shop brings to, make the steam turbine maintenance more convenient, and removable steam turbine resistance vapour sheet edge is repaiied the more general vertical lathe of lathe and is had higher machining accuracy, and crudy is more guaranteed; Improved significantly the operating efficiency of steam turbine maintenance.
Below in conjunction with drawings and Examples, the utility model is described in detail.
The accompanying drawing explanation
Fig. 1 is the utility model structure chart;
Fig. 2 is the utility model work schematic diagram.
The specific embodiment
As Fig. 1, a kind of removable steam turbine resistance vapour sheet edge is repaiied lathe, comprises lathe bed 10, the main spindle box 20 of main shaft is installed, rotation saddle 30, knife rest 40; It is characterized in that, the central authorities of described lathe bed are main spindle box bearings 12, be provided with the horizontal seat 11 of a plurality of carrying workpiece around described main spindle box bearing, bottom at each described horizontal seat is provided with leg, be provided with the chute 13 for sectional fixture 50 in the upper surface of each horizontal seat, described fixture direction of extension along horizontal seat in chute moves and tightening; Described main spindle box be arranged on described main spindle box bearing above, the axis of described main shaft 21 is vertical with horizontal plane, the front end of main shaft is stretched out by the upper end of main spindle box; Described rotation saddle is fixed on the front end of main shaft and is rotated in horizontal plane by main shaft drives, is provided with the guide rail 31 of horizontal direction in a side of rotation saddle, and described knife rest is arranged on described guide rail and along guide rail and moves horizontally.
Have three described horizontal seats on described lathe bed at least, the termination of horizontal seat is to the distance L 1≤2000mm of described spindle centerline.
Described main spindle box is columnar casing, and the external diameter of main spindle box is 400mm～550mm, and the height of main spindle box is 400mm～480mm.
The diameter of axle of described main shaft is 180mm～320mm, and the rotating speed of main shaft is 2 rev/mins～10 rev/mins.
Described knife rest is moved along described guide rail by feed screw 33 drivings that are arranged on described rotation saddle, and the stroke of knife rest on the rotation saddle is not more than 1200mm; Described feed screw is driven by a servomotor 34; Be provided with the conducting ring into described servomotor power supply in the rotation saddle.
Described knife rest comprises tool rest bracket 41 and tool-slide 42, and described tool rest bracket is provided with the chute slided on the guide rail of described rotation saddle, and tool rest bracket is provided with the slide rail coordinated with tool-slide, and described tool-slide vertically slides on tool rest bracket; The lower end of tool-slide is provided with cutter draw-in groove 43, and the upper end of tool-slide is provided with operation handwheel 44.
Below an embodiment:
As shown in Figure 1, Figure 2, a kind of removable steam turbine resistance vapour sheet edge is repaiied lathe, comprises lathe bed 10, the main spindle box 20 of main shaft 21 is installed, rotation saddle 30, knife rest 40;
Described lathe bed is provided with the octagonal main spindle box bearing 12 by 11 supportings of four horizontal seats, in the bottom of each described horizontal seat, is provided with leg, and wherein a horizontal seat is provided with fixed feet 14, and its excess-three has installed adjustable support leg 15.
Be provided with the chute 13 for sectional fixture 50 in the upper surface of each horizontal seat, described chute is the double-T chute; Described fixture direction of extension along bearing in chute moves and tightening.
Described main spindle box is columnar casing, and the external diameter of main spindle box is 520mm, and the height of main spindle box is 450mm; Main spindle box is arranged on above the main spindle box bearing of lathe bed, and the diameter of axle of described main shaft is 280mm, and the rotating speed of main shaft is 2 rev/mins～10 rev/mins, stepless speed regulation; The axis of main shaft is vertical with horizontal plane, and the front end of main shaft is stretched out by the upper end of main spindle box.
The middle part of rotation saddle is arranged on the front end of described main shaft, the length that the spindle axis line is stretched out at two ends is 1380mm, the rotation saddle is rotated in horizontal plane by main shaft drives, be provided with the guide rail 31 of horizontal direction in a side of rotation saddle, on the guide rail of rotation saddle one end, described knife rest is installed, a balancing weight 32 of adjusting position along guide rail is installed on the guide rail of the other end of rotation saddle
Described knife rest moves horizontally on guide rail; Knife rest is driven by the feed screw 33 be arranged on the rotation saddle; Feed screw is that diameter is 50mm double nut ball-screw, and described feed screw is driven by a servomotor 34, and the lower end of knife rest is provided with cutter draw-in groove 41, and the stroke of knife rest on described rotation saddle is 1100mm; Be provided with the conducting ring into described servomotor power supply in the rotation saddle.
Spindle drive motor is the 3.0KW variable-frequency motor.
Removable steam turbine resistance vapour sheet edge is repaiied lathe by means of transport cutter steam turbine maintenance sites, is arranged on level ground, by regulating adjustable support leg, with ground, firmly contacts.
Steam turbine resistance vapour sheet processed in the present embodiment consists of two semi-circular assemblies 61,62, and processed interior side ring surface 63 diameter dimensions are 3420mm;
In process, cutter 70 is fixed in cutter draw-in groove 41, two semi-rings of resistance vapour sheet are placed on the upper surface of horizontal seat and form an annulus, with the position of amesdial centering resistance vapour sheet fixing with fixture 50; Adjust the initial position of cutter, and adjust the position of balancing weight to the spindle centerline opposite side with the knife rest symmetry; Start main shaft, knife rest rotates under the drive of rotation saddle, controls feed screw, makes cutter advance to Working position machined surface is cut.
In the present embodiment, add 8 rev/mins of the speeds of mainshaft in man-hour, amount of feeding 0.03mm/ turns; Accurate to dimension reaches 0.05mm.
Claims (9)
1. a removable steam turbine resistance vapour sheet edge is repaiied lathe, comprises lathe bed, the main spindle box of main shaft is installed, rotation saddle, knife rest; It is characterized in that, the central authorities of described lathe bed are the main spindle box bearings, be provided with the horizontal seat of a plurality of carrying workpiece around described main spindle box bearing, bottom at each described horizontal seat is provided with leg, be provided with the chute for sectional fixture in the upper surface of each horizontal seat, described fixture direction of extension along horizontal seat in chute moves and tightening; Described main spindle box be arranged on described main spindle box bearing above, the axis of described main shaft is vertical with horizontal plane, the front end of main shaft is stretched out by the upper end of main spindle box; Described rotation saddle is fixed on the front end of main shaft and is rotated in horizontal plane by main shaft drives, is provided with the guide rail of horizontal direction in a side of rotation saddle, and described knife rest is arranged on described guide rail and along guide rail and moves horizontally.
2. a kind of removable steam turbine resistance vapour sheet edge according to claim 1 is repaiied lathe, it is characterized in that, described lathe bed is provided with has three described horizontal seats at least, and the termination of horizontal seat is not more than 2000mm to the distance of described spindle centerline, and horizontal seat is dismountable bearing.
3. a kind of removable steam turbine resistance vapour sheet edge according to claim 1 is repaiied lathe, it is characterized in that four described horizontal seats are arranged on described lathe bed; One of them horizontal seat is provided with fixed feet, and its excess-three is provided with adjustable support leg.
4. repair lathe according to the described a kind of removable steam turbine resistance vapour sheet edge of claim 1 or 3, it is characterized in that, the upper surface of described horizontal seat is the double-T chute for the chute of sectional fixture.
5. a kind of removable steam turbine resistance vapour sheet edge according to claim 1 is repaiied lathe, it is characterized in that, described main spindle box is columnar casing, and the external diameter of main spindle box is 400mm～550mm, and the height of main spindle box is 400mm～480mm.
6. a kind of removable steam turbine resistance vapour sheet edge according to claim 1 is repaiied lathe, it is characterized in that, the diameter of axle of described main shaft is 180mm～320mm, and the rotating speed of main shaft is 2 rev/mins～12 rev/mins.
7. a kind of removable steam turbine resistance vapour sheet edge according to claim 1 is repaiied lathe, it is characterized in that, the middle part of described rotation saddle is arranged on the front end of described main shaft, on the guide rail of rotation saddle one end, described knife rest is installed, a balancing weight of adjusting position along guide rail is installed on the guide rail of the other end of rotation saddle, and the length that the spindle axis line is stretched out at two ends is not more than 1800mm.
8. a kind of removable steam turbine resistance vapour sheet edge according to claim 1 is repaiied lathe, it is characterized in that, described knife rest is moved along described guide rail by the feed screw driving be arranged on described rotation saddle, and the stroke of knife rest on the rotation saddle is not more than 1200mm; Described feed screw is by a driven by servomotor; Be provided with the conducting ring into described servomotor power supply in the rotation saddle.
9. a kind of removable steam turbine resistance vapour sheet edge according to claim 1 is repaiied lathe, it is characterized in that, described knife rest comprises tool rest bracket and tool-slide, described tool rest bracket is provided with the chute slided on the guide rail of described rotation saddle, tool rest bracket is provided with the slide rail coordinated with tool-slide, and described tool-slide vertically slides on tool rest bracket; The lower end of tool-slide is provided with the cutter draw-in groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204263613U CN203330407U (en) | 2013-07-18 | 2013-07-18 | Movable steam turbine steam barrier piece inlaying repairing tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204263613U CN203330407U (en) | 2013-07-18 | 2013-07-18 | Movable steam turbine steam barrier piece inlaying repairing tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203330407U true CN203330407U (en) | 2013-12-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013204263613U Expired - Lifetime CN203330407U (en) | 2013-07-18 | 2013-07-18 | Movable steam turbine steam barrier piece inlaying repairing tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203330407U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103786036A (en) * | 2014-01-22 | 2014-05-14 | 南通爱慕希机械有限公司 | Machine tool bracket |
| CN113199041A (en) * | 2021-04-30 | 2021-08-03 | 西安理工大学 | Precision rotary turning tool rest |
-
2013
- 2013-07-18 CN CN2013204263613U patent/CN203330407U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103786036A (en) * | 2014-01-22 | 2014-05-14 | 南通爱慕希机械有限公司 | Machine tool bracket |
| CN103786036B (en) * | 2014-01-22 | 2016-06-01 | 南通爱慕希机械有限公司 | A kind of lathe support |
| CN113199041A (en) * | 2021-04-30 | 2021-08-03 | 西安理工大学 | Precision rotary turning tool rest |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131211 |