CN203509626U - Auxiliary clamping device with two positioning modes and for turning processing of steam turbine rotor - Google Patents
Auxiliary clamping device with two positioning modes and for turning processing of steam turbine rotor Download PDFInfo
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- CN203509626U CN203509626U CN201320660076.8U CN201320660076U CN203509626U CN 203509626 U CN203509626 U CN 203509626U CN 201320660076 U CN201320660076 U CN 201320660076U CN 203509626 U CN203509626 U CN 203509626U
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- auxiliary clamping
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- 238000000034 method Methods 0.000 abstract description 6
- 230000002093 peripheral effect Effects 0.000 abstract 2
- 230000009191 jumping Effects 0.000 abstract 1
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 230000005611 electricity Effects 0.000 description 9
- 239000000725 suspension Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
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Abstract
The utility model relates to an auxiliary clamping device with two positioning modes and for turning processing of a steam turbine rotor, and aims at solving the problems that during clamping-supporting type turning processing of a high-medium-pressure rotor, no flange is arranged at an adjusting end of the high-medium-pressure rotor, and the adjusting end is small in diameter, so that the adjusting end cannot be clamped through a horizontal-type lathe clamping disc; if an electric end is clamped to process other parts of the rotor, a part, clamped by the clamping disc, of the electric end cannot be processed; the peripheral surface and a groove of a flange of the electric end are thin in wall and prone to deformation, so that jumping is influenced. A concave ridge, a first thread hole and a pin hole are coaxially arranged at the center of the end face on one side of a disc, multiple through holes penetrating thickness of the disc are uniformly processed on a same periphery on the disc, a second thread hole is processed on the peripheral surface of the disc radially, a sleeve is arranged in the pin hole, a cuboid of a positioning member penetrates in from one side of the pin hole and penetrates out of the concave ridge, and a second cylinder of the positioning member is in threaded connection with the first thread hole. The auxiliary clamping device is used for auxiliary clamping and positioning during turning processing of the steam turbine rotor.
Description
Technical field
The utility model relates to a kind of turbine rotor turning processing auxiliary clamping device.
Background technology
In the turning of high pressure rotor folder holder formula, add man-hour, because high pressure rotor adjusts end there is no flange (just optical axis), and adjust end diameter little, cannot clamp by horizontal lathe chuck, so can only clamp electricity end other positions of processing rotor.And electricity end is clamped position (electric end flanges outer circumference surface or end face etc.) by horizontal lathe chuck and cannot process, and electric end flanges outer circumference surface and groove wall thin, yielding, impact is beated.
Utility model content
The purpose of this utility model is to add man-hour in order to solve in the turning of high pressure rotor folder holder formula, because high pressure rotor tune end does not have flange, and adjust end diameter little, cannot clamp by horizontal lathe chuck, if clamp electricity end other positions of processing rotor, electricity end is clamped position by horizontal lathe chuck and cannot process, and electric end flanges outer circumference surface and groove wall are thin, the problem yielding, impact is beated, provides a kind of turbine rotor turning processing auxiliary clamping device with two kinds of locate modes.
The utility model is realized above-mentioned purpose, takes following technical scheme:
The turbine rotor turning processing auxiliary clamping device with two kinds of locate modes, the described turbine rotor turning processing auxiliary clamping device with two kinds of locate modes comprises disk, keeper and sleeve pipe, described disk one center, side end face ecto-entad is coaxially provided with a recessed seam and one first screwed hole, disk opposite side end face center is provided with a pin-and-hole connecting with recessed seam and the first screwed hole, on disk, be positioned at the uniform a plurality of through holes that run through disc thickness that are processed with on same circumference, on disk outer circumference surface, be radially processed with one second screwed hole, keeper comprises cone, the first cylinder, the second cylinder and cuboid, cone, the first cylinder and the second cylinder are coaxial and overlap with cuboid center line and set gradually and be made as one, the outside diameter of cone and the first cylindrical equal diameters, the second cylindrical diameter is less than the first cylindrical diameter, the second cylindrical lateral wall is processed with external screw thread, sleeve pipe is arranged on the shoulder end face in pin-and-hole, the cuboid of keeper penetrates and passes recessed seam by pin-and-hole one side, the second cylinder is threaded with the first screwed hole, the first cylinder matches with pin-and-hole, the cone centre of cone is arranged on the outside of disk.
The utility model compared with prior art has following effect: the utility model coordinates with the center hole location of high pressure rotor electricity end by cone centre, or the recessed seam of disk one side end face coordinates with high pressure rotor electricity end flanges male half coupling location, through hole by electricity end technique screw and device is oppositely arranged and is threaded connection part and links together, again by device clamping of the present utility model rotor driven rotation processing on horizontal lathe, removed the radial clamping power to rotor flange, and reserved cutter stroke space, make working position be easy to processing, can not cause cutter and lathe chuck to interfere, rotor flange place radially steps up power and becomes axial tension, it is yielding because clamping force produces that this has just solved this position, the difficult problem that impact is beated.Adopt device of the present utility model to turbine rotor turning processing, its working (machining) efficiency is at least enhanced about more than once.
Accompanying drawing explanation
Fig. 1 is front view of the present utility model, and Fig. 2 is the left view of Fig. 1, and Fig. 3 is the cutaway view of Fig. 1, and Fig. 4 is axonometric drawing of the present utility model.In figure, disk 1, keeper 2, sleeve pipe 3, the second screwed hole 1-1, through hole 1-2, recessed seam 1-3, the first screwed hole 1-4, pin-and-hole 1-5, cone 2-1, the first cylinder 2-2, the second cylinder 2-3, cuboid 2-4.
The specific embodiment
The specific embodiment one: in conjunction with Fig. 1-Fig. 4 explanation, the turbine rotor turning processing auxiliary clamping device with two kinds of locate modes of present embodiment, the described turbine rotor turning processing auxiliary clamping device with two kinds of locate modes comprises disk 1, keeper 2 and sleeve pipe 3, described disk 1 one center, side end face ecto-entads are coaxially provided with a recessed seam 1-3(counterbore) and one first screwed hole 1-4, disk 1 opposite side end face center is provided with a pin-and-hole 1-5 who connects with recessed seam 1-3 and the first screwed hole 1-4, on disk 1, be positioned at the uniform a plurality of through hole 1-2 that run through disk 1 thickness that are processed with on same circumference, on disk 1 outer circumference surface, be radially processed with one second screwed hole 1-1, keeper 2 comprises cone 2-1, the first cylinder 2-2, the second cylinder 2-3 and cuboid 2-4, cone 2-1, the first cylinder 2-2 and the second cylinder 2-3 are coaxial and overlap and set gradually and be made as one with cuboid 2-4 center line, the equal diameters of the outside diameter of cone 2-1 and the first cylinder 2-2, the diameter of the second cylinder 2-3 is less than the diameter of the first cylinder 2-2, the lateral wall of the second cylinder 2-3 is processed with external screw thread, sleeve pipe 3 is arranged on the shoulder end face in pin-and-hole 1-5, the cuboid 2-4 of keeper 2 penetrates and passes recessed seam 1-3 by pin-and-hole 1-5 mono-side, the second cylinder 2-3 is threaded with the first screwed hole 1-4, the first cylinder 2-2 matches with pin-and-hole 1-5, the cone centre of cone 2-1 is arranged on the outside of disk 1.The quantity of through hole is preferably eight, and the diameter of each through hole 1-2 is 30mm.
Operation principle:
Mode one: the pin-and-hole 1-5 that sleeve pipe 3 is put into disk 1, the cuboid 2-4 of keeper 2 is being put into and is being run through the pin-and-hole 1-5 of disk 1, and firmly twist cuboid 2-4 with spanner, make the external screw thread of the second cylinder 2-3 and the first screwed hole 1-4 of disk 1 of keeper 2 be threaded and tighten, again suspension ring screwed in the second screwed hole 1-1 of disk 1 and tighten, utilize crane and steel wire rope to sling, cone 2-1 circular cone is top match with the electricity end center hole of rotor, in eight through hole 1-2 on disk 1, penetrate respectively eight bolts, described eight bolts are screwed into rotor flange end face along in eight screws of even circumferential distribution, and tighten, the top axial location of circular cone of the cone 2-1 of keeper 2 is just in time coordinated with rotor center hole, the end face of rotor end-face and disk 1 is closely cooperated, if gapped, can select the sleeve pipe 3 of different-thickness, adjust the top axial location of circular cone, if also gapped, can between rotor end-face and disk 1 end face, add four contour pads, it is coordinated closely, after tight, remove the suspension ring in the second screwed hole 1-1, rotor is arranged on lathe together with device, lathe chuck is clipped in to the outer circumference surface place of the disk 1 of this device, can process.
Mode two: keeper 2 and sleeve pipe 3 are pulled down from disk 1, suspension ring screwed in the second screwed hole 1-1 of disk 1 and tighten, utilize crane and steel wire rope to sling, the recessed seam 1-3 of disk 1 is matched with the electricity end male half coupling of rotor, in eight through hole 1-2 on disk 1, penetrate respectively eight bolts, and eight bolts are screwed into rotor flange end face along in eight screws of even circumferential distribution, and tighten, make it closely connect and join, remove suspension ring in the second screwed hole 1-1, rotor is arranged on lathe together with device, lathe chuck is clipped in to the outer circumference surface place of the disk 1 of this device, can process.
Claims (2)
1. auxiliary clamping device is processed in a turbine rotor turning with two kinds of locate modes, it is characterized in that: described in there are two kinds of locate modes turbine rotor turning processing auxiliary clamping device comprise disk (1), keeper (2) and sleeve pipe (3), described disk (1) one center, side end face ecto-entad is coaxially provided with a recessed seam (1-3) and one first screwed hole (1-4), disk (1) opposite side end face center is provided with a pin-and-hole (1-5) connecting with recessed seam (1-3) and the first screwed hole (1-4), on disk (1), be positioned at the uniform a plurality of through holes (1-2) that run through disk (1) thickness that are processed with on same circumference, on disk (1) outer circumference surface, be radially processed with one second screwed hole (1-1), keeper (2) comprises cone (2-1), the first cylinder (2-2), the second cylinder (2-3) and cuboid (2-4), cone (2-1), the first cylinder (2-2) and the second cylinder (2-3) are coaxial and overlap and set gradually and be made as one with cuboid (2-4) center line, the equal diameters of the outside diameter of cone (2-1) and the first cylinder (2-2), the diameter of the second cylinder (2-3) is less than the diameter of the first cylinder (2-2), the lateral wall of the second cylinder (2-3) is processed with external screw thread, sleeve pipe (3) is arranged on the shoulder end face in pin-and-hole (1-5), the cuboid (2-4) of keeper (2) penetrates and passes recessed seam (1-3) by pin-and-hole (1-5) side, the second cylinder (2-3) is threaded with the first screwed hole (1-4), the first cylinder (2-2) matches with pin-and-hole (1-5), the cone centre of cone (2-1) is arranged on the outside of disk (1).
2. the turbine rotor turning processing auxiliary clamping device according to claim 1 with two kinds of locate modes, is characterized in that: the quantity of described a plurality of through holes (1-2) is eight, the diameter of each through hole (1-2) is 30mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320660076.8U CN203509626U (en) | 2013-10-24 | 2013-10-24 | Auxiliary clamping device with two positioning modes and for turning processing of steam turbine rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320660076.8U CN203509626U (en) | 2013-10-24 | 2013-10-24 | Auxiliary clamping device with two positioning modes and for turning processing of steam turbine rotor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203509626U true CN203509626U (en) | 2014-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320660076.8U Expired - Lifetime CN203509626U (en) | 2013-10-24 | 2013-10-24 | Auxiliary clamping device with two positioning modes and for turning processing of steam turbine rotor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203509626U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103586706A (en) * | 2013-10-24 | 2014-02-19 | 哈尔滨汽轮机厂有限责任公司 | Auxiliary clamping device with two positioning modes for turning process of steam turbine rotors |
-
2013
- 2013-10-24 CN CN201320660076.8U patent/CN203509626U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103586706A (en) * | 2013-10-24 | 2014-02-19 | 哈尔滨汽轮机厂有限责任公司 | Auxiliary clamping device with two positioning modes for turning process of steam turbine rotors |
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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: 20140402 |