CN103846465A - Multipurpose lengthened turning tool rod for turning inner hole of valve sleeve of turbine - Google Patents
Multipurpose lengthened turning tool rod for turning inner hole of valve sleeve of turbine Download PDFInfo
- Publication number
- CN103846465A CN103846465A CN201410116578.3A CN201410116578A CN103846465A CN 103846465 A CN103846465 A CN 103846465A CN 201410116578 A CN201410116578 A CN 201410116578A CN 103846465 A CN103846465 A CN 103846465A
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- Prior art keywords
- turning
- tapped
- hole
- lengthened
- rod
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B29/00—Holders for non-rotary cutting tools; Boring bars or boring heads; Accessories for tool holders
- B23B29/04—Tool holders for a single cutting tool
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Turbines (AREA)
Abstract
The invention belongs to a multipurpose lengthened turning tool rod, particularly relates to a multipurpose lengthened turning tool rod for turning an inner hole of a valve sleeve of a turbine, and solves the problems that the structures of a high-pressure control valve and a middle-pressure control valve of the current turbine are complex, the manufacturing cost is increased caused by the fact that various different lengthened turning tools are needed in machining process, and the machining steps are increased and the productivity is reduced caused by the fact that the turning tools are frequently changed and assembled in the machining process. The multipurpose lengthened turning tool rod for turning the inner hole of the valve sleeve of the turbine comprises a lengthened rod, a locating sleeve and two locating bolts, wherein a panel is arranged on the sidewall of the bottom end of the lengthened rod in an axial direction, a first through square slot and a second through square slot are formed in the lengthened rod in a radial direction, the locating sleeve comprises a bushing, a clamping end and a first clamping bolt, the clamping end and the bushing are integrated into a whole body, and the locating sleeve is fixedly connected with the lengthened rod through the first clamping bolt. The multipurpose lengthened turning tool rod disclosed by the invention is used for turning the inner hole of the valve sleeve of the turbine.
Description
Technical field
The present invention relates to a kind of multiplex lengthening turning tool rod, be specifically related to a kind of multiplex lengthening turning tool rod for the turning of steam turbine valve cage endoporus.
Background technology
Turbine high-pressure control valve and middle pressure control valve complex structure, comprising a lot of long sleeves, and the material of every kind of sleeve is also different, in process, the different sleeve endoporus of turning need to be with lengthening accordingly lathe tool, the lengthening lathe tool that this just need to customize according to actual processing plurality of specifications, comprises brazed carbide turning tool and the mechanically-clamped turning tool of the different cutter heads of different length.Lathe tool is expensive, has increased manufacturing cost, and the process lathe tool that repeatedly changes the outfit, and has increased procedure of processing, has reduced productivity ratio.
Summary of the invention
The present invention is in order to solve current turbine high-pressure control valve and middle pressure control valve complex structure, in process, need with multiple different lengthening lathe tool, increase manufacturing cost, and the process lathe tool that repeatedly changes the outfit, increase procedure of processing, the problem that productivity ratio reduces, and then a kind of multiplex lengthening turning tool rod for the turning of steam turbine valve cage endoporus is proposed.
The present invention solves the problems of the technologies described above the technical scheme of taking to be: the present invention includes extension bar, positioning sleeve and two bolts, extension bar is cylinder, extension bar bottom sidewall in axial direction offers plane, plane is provided with scale, on extension bar top end face, in axial direction offer the first tapped through hole, between plane on extension bar and the first tapped through hole, radially offer the first perforation square groove and second from top to bottom and connect square groove, on the second perforation square groove sidewall, radially offer the 4th tapped through hole, and the first tapped through hole and first connects square groove and communicates, the 4th tapped through hole and second connects square groove and communicates, two bolts respectively with the first tapped through hole and the 4th tapped through hole threaded engagement, described positioning sleeve comprises sleeve pipe, pinching end and the first fishbolt, pinching end is cuboid, pinching end is arranged on the lateral wall of sleeve pipe one side and makes one with sleeve pipe, on the lateral wall of sleeve pipe opposite side, radially offer the second tapped through hole, the second tapped through hole and the first fishbolt threaded engagement, positioning sleeve is affixed by the first fishbolt and extension bar.
The beneficial effect that the present invention compared with prior art comprises is:
1, the present invention designs small and exquisite, simple in structure, regulate the length of knife bar by positioning sleeve and cylinder, and then according to the effective length of the interior hole depth adjustment knife bar of processing work, and on knife bar, be provided with scale, facilitate master worker to carry out fast accurately clamping and positioning, this knife bar replaces plurality of specifications length lathe tool, reduce enterprise and prepared the cost of lathe tool, thereby reduced manufacturing cost.
2, the present invention in use, can roughing tool be installed and finishing tool is processed simultaneously, in the time changing the outfit lathe tool, lathe tool connects square groove place at the first perforation square groove and second and changes the outfit, positioning sleeve place does not need to adjust, saved cutter spindle to clamped position again adjustment, simplified procedure of processing, production efficiency improves 15%.
3, the present invention is applicable to the various stock size lathe tools of clamping and lengthens lathe tool, applied widely, practical, and easily manufactured, cheap for manufacturing cost.
Brief description of the drawings
Fig. 1 is structural representation of the present invention, and Fig. 2 is the right view of Fig. 1, and Fig. 3 is the structural representation of positioning sleeve 3, Fig. 4 be in Fig. 1 A-A to cutaway view.
Detailed description of the invention
Detailed description of the invention one: as Figure 1-4, described in present embodiment, a kind of multiplex lengthening turning tool rod for the turning of steam turbine valve cage endoporus comprises extension bar 1, positioning sleeve 3 and two bolts 2, extension bar 1 is cylinder, extension bar 1 bottom sidewall in axial direction offers plane 1-1, plane 1-1 is provided with scale 1-4, on extension bar 1 top end face, in axial direction offer the first tapped through hole 1-3, between plane 1-1 on extension bar 1 and the first tapped through hole 1-3, radially offer the first perforation square groove 1-2 and second from top to bottom and connect square groove 1-5, on the second perforation square groove 1-5 sidewall, radially offer the 4th tapped through hole 1-6, and the first tapped through hole 1-3 and first connects square groove 1-2 and communicates, the 4th tapped through hole 1-6 and second connects square groove 1-5 and communicates, two bolts 2 respectively with the first tapped through hole 1-3 and the 4th tapped through hole 1-6 threaded engagement, described positioning sleeve 3 comprises sleeve pipe 3-1, pinching end 3-2 and the first fishbolt 4, pinching end 3-2 is cuboid, pinching end 3-2 is arranged on the lateral wall of sleeve pipe 3-1 mono-side and makes one with sleeve pipe 3-1, on the lateral wall of sleeve pipe 3-1 opposite side, radially offer the second tapped through hole 3-4, the second tapped through hole 3-4 and the first fishbolt 4 threaded engagement, positioning sleeve 3 is affixed with extension bar 1 by the first fishbolt 4.
Detailed description of the invention two: as Figure 1-4, described in present embodiment, positioning sleeve 3 also comprises the second fishbolt 5, on the sidewall of the sleeve pipe 3-1 opposite side on positioning sleeve 3, radially offer the 3rd tapped through hole 3-5, the second fishbolt 5 and the 3rd tapped through hole 3-5 threaded engagement.Other composition and connected mode are identical with detailed description of the invention one.So design, the second fishbolt 5 coordinates the first fishbolt 4 to carry out clamping and positioning to extension bar 1, has ensured the accuracy of clamping and positioning, guarantees crudy.
Operation principle
In use procedure of the present invention, roughing tool is put into the first perforation square groove 1-2, adjust lathe tool angle and length, screw in the first screwed hole 1-3 by a bolt 2, a bolt 2 and roughing tool are offseted, play the effect of jackscrew, roughing tool is fixed in the first perforation square groove 1-2, finishing tool is put into the second perforation square groove 1-5, adjust lathe tool angle and length, screw in the second screwed hole 1-6 by a bolt 2, a bolt 2 and finishing tool are offseted, play the effect of jackscrew, finishing tool is fixed in the second perforation square groove 1-5, again positioning sleeve 3 is sleeved on extension bar 1, adjust knife bar length and angle by regulating positioning sleeve 3 and the relative position of extension bar 1, by the first fishbolt 4 and the second tapped through hole 3-4 threaded engagement, the first fishbolt 4 and the plane 1-1 of extension bar 1 are offseted, play clamping and positioning effect, make positioning sleeve 3 and extension bar 1 fastening, finally the pinching end 3-2 on positioning sleeve 3 is clamped on the blade row of lathe, process.
Claims (2)
1. the multiplex lengthening turning tool rod for the turning of steam turbine valve cage endoporus, it is characterized in that: described a kind of multiplex lengthening turning tool rod for the turning of steam turbine valve cage endoporus comprises extension bar (1), positioning sleeve (3) and two bolts (2), extension bar (1) is cylinder, extension bar (1) bottom sidewall in axial direction offers plane (1-1), plane (1-1) is provided with scale (1-4), on extension bar (1) top end face, in axial direction offer the first tapped through hole (1-3), between plane (1-1) on extension bar (1) and the first tapped through hole (1-3), radially offer the first perforation square groove (1-2) and second from top to bottom and connect square groove (1-5), on the second perforation square groove (1-5) sidewall, radially offer the 4th tapped through hole (1-6), and the first tapped through hole (1-3) and first connects square groove (1-2) and communicates, the 4th tapped through hole (1-6) and second connects square groove (1-5) and communicates, two bolts (2) respectively with the first tapped through hole (1-3) and the 4th tapped through hole (1-6) threaded engagement, described positioning sleeve (3) comprises sleeve pipe (3-1), pinching end (3-2) and the first fishbolt (4), pinching end (3-2) is cuboid, pinching end (3-2) is arranged on the lateral wall of sleeve pipe (3-1) side and makes one with sleeve pipe (3-1), on the lateral wall of sleeve pipe (3-1) opposite side, radially offer the second tapped through hole (3-4), the second tapped through hole (3-4) and the first fishbolt (4) threaded engagement, positioning sleeve (3) is affixed by the first fishbolt (4) and extension bar (1).
2. a kind of multiplex lengthening turning tool rod for the turning of steam turbine valve cage endoporus according to claim 1, it is characterized in that: described positioning sleeve (3) also comprises the second fishbolt (5), on the sidewall of sleeve pipe (3-1) opposite side on positioning sleeve (3), radially offer the 3rd tapped through hole (3-5), the second fishbolt (5) and the 3rd tapped through hole (3-5) threaded engagement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410116578.3A CN103846465A (en) | 2014-03-26 | 2014-03-26 | Multipurpose lengthened turning tool rod for turning inner hole of valve sleeve of turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410116578.3A CN103846465A (en) | 2014-03-26 | 2014-03-26 | Multipurpose lengthened turning tool rod for turning inner hole of valve sleeve of turbine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103846465A true CN103846465A (en) | 2014-06-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410116578.3A Pending CN103846465A (en) | 2014-03-26 | 2014-03-26 | Multipurpose lengthened turning tool rod for turning inner hole of valve sleeve of turbine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103846465A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104289732A (en) * | 2014-09-22 | 2015-01-21 | 哈尔滨汽轮机厂有限责任公司 | Concentric extension cutter bar |
| CN106185197A (en) * | 2015-04-30 | 2016-12-07 | 上海奥星制药技术装备有限公司 | Full-automatic rotating splicing material-pulling device |
| CN107350488A (en) * | 2017-07-26 | 2017-11-17 | 华电电力科学研究院 | A kind of portable cutting tool of high temperature high pressure valve seat |
| CN111774674A (en) * | 2020-08-03 | 2020-10-16 | 贵州航天精工制造有限公司 | Combined device for turning internal thread tool setting |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2719457Y (en) * | 2004-09-06 | 2005-08-24 | 左树年 | General lathe multifunctional boring turning tool |
| CN201070678Y (en) * | 2007-06-27 | 2008-06-11 | 扬州大学 | Deep hole combined boring tool with support vibration absorber |
| US7600453B1 (en) * | 2003-10-10 | 2009-10-13 | Sun Systems, Inc. | Refinishing tool |
| CN102837018A (en) * | 2011-06-22 | 2012-12-26 | 苏州麦德尔机械有限公司 | Adjustable inner bore turning tool with cooling function |
| CN103273095A (en) * | 2013-05-27 | 2013-09-04 | 陈景华 | Lengthened working beam mechanism for machining |
| CN203738049U (en) * | 2014-03-26 | 2014-07-30 | 哈尔滨汽轮机厂有限责任公司 | Multipurpose lengthened lathe tool rod for turning inner hole of turbine valve cage |
-
2014
- 2014-03-26 CN CN201410116578.3A patent/CN103846465A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7600453B1 (en) * | 2003-10-10 | 2009-10-13 | Sun Systems, Inc. | Refinishing tool |
| CN2719457Y (en) * | 2004-09-06 | 2005-08-24 | 左树年 | General lathe multifunctional boring turning tool |
| CN201070678Y (en) * | 2007-06-27 | 2008-06-11 | 扬州大学 | Deep hole combined boring tool with support vibration absorber |
| CN102837018A (en) * | 2011-06-22 | 2012-12-26 | 苏州麦德尔机械有限公司 | Adjustable inner bore turning tool with cooling function |
| CN103273095A (en) * | 2013-05-27 | 2013-09-04 | 陈景华 | Lengthened working beam mechanism for machining |
| CN203738049U (en) * | 2014-03-26 | 2014-07-30 | 哈尔滨汽轮机厂有限责任公司 | Multipurpose lengthened lathe tool rod for turning inner hole of turbine valve cage |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104289732A (en) * | 2014-09-22 | 2015-01-21 | 哈尔滨汽轮机厂有限责任公司 | Concentric extension cutter bar |
| CN106185197A (en) * | 2015-04-30 | 2016-12-07 | 上海奥星制药技术装备有限公司 | Full-automatic rotating splicing material-pulling device |
| CN106185197B (en) * | 2015-04-30 | 2023-11-28 | 上海奥星制药技术装备有限公司 | Full-automatic rotary splicing pushing device |
| CN107350488A (en) * | 2017-07-26 | 2017-11-17 | 华电电力科学研究院 | A kind of portable cutting tool of high temperature high pressure valve seat |
| CN111774674A (en) * | 2020-08-03 | 2020-10-16 | 贵州航天精工制造有限公司 | Combined device for turning internal thread tool setting |
| CN111774674B (en) * | 2020-08-03 | 2022-11-15 | 贵州航天精工制造有限公司 | Combined device for turning internal thread tool setting |
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Application publication date: 20140611 |