CN100450706C - Turning and milling machine for machining civil nuclear power container - Google Patents
Turning and milling machine for machining civil nuclear power container Download PDFInfo
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- CN100450706C CN100450706C CNB2006101511207A CN200610151120A CN100450706C CN 100450706 C CN100450706 C CN 100450706C CN B2006101511207 A CNB2006101511207 A CN B2006101511207A CN 200610151120 A CN200610151120 A CN 200610151120A CN 100450706 C CN100450706 C CN 100450706C
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Abstract
The turning and milling machine for machining civil nuclear power container includes a bridge frame connected to a drop beam with adjustable central support rod, a turning and milling power set, an elevating motor connected to an elevating lead screw, a horizontal rotating motor, longitudinal lead screw inside a square chest, a longitudinal motor, a transverse ram on a slide carriage, a slide board on the ram, a milling head fixed onto the slide board with inside motor, a transverse motor set on the top of the milling head and connected via belt to a belt wheel on the lead screw, a face milling cutter, and a drilling bit on the milling head.
Description
Affiliated technical field
The present invention relates to a kind of turning and milling machine for machining civil nuclear power container, specifically carry out the turnning and milling machining tool of machining, belong to the turning and milling machine for machining civil nuclear power container technical field in nuclear power for civil use primary tank inside.
Background technology
At present, the processing of reactor core rest pad is the core technology of the whole processing of nuclear power primary tank in the known nuclear power for civil use primary tank, need the bottom of the position of processing at the primary tank cylindrical shell, with the cylindrical shell upper surface apart from more than the 8000mm, and 300,000 KW, 600,000 KW, the diameter nuclear reactor core rest pad of 1,000,000 KW cylindrical shells is to the size difference of cylindrical shell upper surface, the version difference, straight channel type is arranged, circular groove type is also arranged, existing vertical lathe knife rest stroke still is that the boring spindle stroke all can not satisfy processing request, in the processing of Pakistan's 300,000 KW nuclear power primary tanks of having produced, small-sized boring machine is placed in the primary tank cylindrical shell processes, on carrying out with the method for hanging the steel wire vertical line, bottom centering, need the position of four mobile lathes, machining accuracy is low, the poor reliability of quality assurance, and also a cover lathe support can not be satisfied 300,000 KW simultaneously with platform, 600,000 KW, the processing of 1,000,000 KW nuclear power primary tanks needs.
Summary of the invention
In order to overcome above-mentioned technical deficiency, the invention provides a kind of processing method of nuclear power for civil use primary tank, this processing method can not only be processed the nuclear power for civil use primary tank, and is applicable to the machining of large-scale U moldeed depth tube kind part endoporus bottom.
The technical solution adopted for the present invention to solve the technical problems is: comprise crane span structure, beam hangs down, adjustable fixed center support bar, primary tank, the turnning and milling power set, milling head, the transverse movement motor, longitudinal leadscrew, the lengthwise movement motor, horizontal ram, casing, limiting plate, horizontally rotate motor, balance weight body, elevating screw, lifting motor, connect sliding sleeve, slide, the positioning key plate, feet, feet is adjusted bolt, locking nut, feet is adjusted screw, plain milling cutter, drill bit, the an angle of 90 degrees milling head, central shaft, gear ring, horizontal rotary gear, sliding sleeve, gathering sill, silk braid, silk braid, crane span structure is placed in the port of primary tank, locate by the adjustment of positioning key plate, the beam that hangs down passes through first bolted in the middle of crane span structure, vertical beam center line and crane span structure center-aligned, one side of adjustable fixed center support bar is connected the bottom of the beam that hangs down by second bolt, opposite side is made feet and is adjusted screw, feet is adjusted bolt and is screwed in the feet adjustment screw, being fastened on feet by locking nut adjusts on the screw, the end that feet is adjusted bolt connects feet by the 3rd bolt, and feet is supported by the inwall at primary tank; The 4th bolted is passed through in the bottom of hanging down beam in the top of turnning and milling power set, the center line of central shaft and vertical beam central lines, and central shaft top is installed and is connected sliding sleeve, connects on the sliding sleeve lifting motor is installed, and lifting motor connects elevating screw by ring flange; The central shaft bottom is shaped on gathering sill, gear ring installed inside guide pad, and the guide pad of described gear ring is installed in the gathering sill, and described gear ring moves vertically along central shaft, and limiting plate is installed in the central shaft bottom; Be shaped on sliding sleeve in the casing, described gear ring is installed in the sliding sleeve lower end, cavity upper end fixed installation first silk braid between sliding sleeve and the balance weight body, elevating screw penetrates in first silk braid, cavity lower end fixed installation between sliding sleeve and the balance weight body horizontally rotates motor, horizontally rotate motor shaft head horizontal rotary gear is installed, horizontal rotary gear and the engagement of described gear ring; Longitudinal leadscrew, lengthwise movement motor are installed in the casing front end square chest, and the lengthwise movement motor shaft end is installed first belt pulley, and the longitudinal leadscrew axle head is installed second belt pulley and is connected by belt with lengthwise movement motor first belt pulley; The slide bottom fixedly mounts second silk braid, second silk braid is inserted in longitudinal leadscrew, the slide upper end is shaped on horizontal ram, laterally slides on the ram and joins the installation slide plate, and the slide plate upper fixed is installed milling head, the inner motor of installing of milling head, leading screw is installed in the milling head bottom, and the 3rd belt pulley is installed on the leading screw, milling head top fixed installation transverse movement motor, the transverse movement motor shaft end is installed the 4th belt pulley, is connected with the 3rd belt pulley on the leading screw by belt; Plain milling cutter is installed on the milling head, and drill bit is installed on the milling head, and an angle of 90 degrees milling head is installed on the milling head; During processing primary tank bottom, casing front end square chest is turned over turnback; The main boom bottom adopts the adjustable centering of cross to support, make on main boom becomes, the rock-steady structure that following two ends are fixing, effectively guaranteed the positioning accuracy and the gyro rigidity of main boom, the mini turning and milling power set have revolution, vertically go up, following motion, its main shaft radially moves and realizes milling plane and boring processing, the processing district of garden anchor ring is the miniature angular milling head of 90 degree to be installed process by turnning and milling and realize in the spindle hole of turnning and milling power set, main boom adopts modularized design, by length, short two parts are formed, nuclear power primary tank depth dimensions difference according to different installed capacitys, only need to change galianconism and realize being complementary of different size part, the revoliving arm of mini turning and milling power set also is modularized design, by length, short pivoted arm exchanges the processing that adapts to different size primary tank cylindrical shell.
The invention has the beneficial effects as follows: bridge T font main body adds the machining problem that the mini turning and milling power set have solved U moldeed depth tube kind part endoporus bottom, accurate positioning, machining accuracy improve, straight channel type, circular groove type manufacturing procedure simplify, and processing cost, time reduce.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the work structuring figure of a kind of turning and milling machine for machining civil nuclear power container of the present invention.
Fig. 2 is a kind of turning and milling machine for machining civil nuclear power container crane span structure of the present invention and primary tank location enlarged drawing.
Fig. 3 is a kind of turning and milling machine for machining civil nuclear power container center support of the present invention leg structure enlarged drawing.
Fig. 4 is the power set section of structure of a kind of turning and milling machine for machining civil nuclear power container of the present invention.
Fig. 5 is the slabbing manuscript of a kind of turning and milling machine for machining civil nuclear power container of the present invention.
Fig. 6 is the boring manuscript of a kind of turning and milling machine for machining civil nuclear power container of the present invention.
Fig. 7 is the turnning and milling garden annular groove manuscript of a kind of turning and milling machine for machining civil nuclear power container of the present invention.
Among the figure 1, crane span structure, 2, vertical beam, 3, adjustable fixed center support bar, 4, primary tank, 5, the turnning and milling power set, 6, milling head, 7, the transverse movement motor, 8, longitudinal leadscrew, 9, the lengthwise movement motor, 10, horizontal ram, 11, casing, 12, limiting plate, 13, horizontally rotate motor, 14, balance weight body, 15, elevating screw, 16, lifting motor, 17, connect sliding sleeve, 18, slide, 19, the positioning key plate, 20, feet, 21, feet is adjusted bolt, 22, locking nut, 23, feet is adjusted screw, 24, plain milling cutter, 25, drill bit, 26, the an angle of 90 degrees milling head, 27, central shaft, 28, gear ring, 29, horizontal rotary gear, 30, sliding sleeve, 31, gathering sill, 32, first silk braid, 33, second silk braid.
The specific embodiment
See also Fig. 1 one Fig. 7, crane span structure (1) is placed in the port of primary tank (4), adjust the location by positioning key plate (19), the beam (2) that hangs down is middle at crane span structure (1) by first bolted, vertical beam (2) center line and crane span structure (1) center-aligned, one side of adjustable fixed center support bar (3) is connected the bottom of vertical beam (2) by second bolt, opposite side is made feet and is adjusted screw (23), feet is adjusted bolt (21) and is screwed in the feet adjustment screw (23), being fastened on feet by locking nut (22) adjusts on the screw (23), the end that feet is adjusted bolt (21) connects feet (20) by the 3rd bolt, and feet (20) is supported by the inwall in primary tank (4); The top of turnning and milling power set (5) is by the bottom of the 4th bolted at vertical beam (2), the center line of central shaft (27) and vertical beam (2) central lines, central shaft (27) top is installed and is connected sliding sleeve (17), connect sliding sleeve (17) and go up installation lifting motor (16), lifting motor (16) connects elevating screw (15) by ring flange; Central shaft (27) bottom is shaped on gathering sill (31), gear ring (28) installed inside guide pad, the guide pad of described gear ring (28) is installed in the gathering sill (31), and described gear ring (28) moves vertically along central shaft (27), and limiting plate (12) is installed in central shaft (27) bottom; Be shaped on sliding sleeve (30) in the casing (11), described gear ring (28) is installed in sliding sleeve (30) lower end, cavity upper end fixed installation first silk braid (32) between sliding sleeve (30) and the balance weight body (14), elevating screw (15) penetrates in first silk braid (32), cavity lower end fixed installation between sliding sleeve (30) and the balance weight body (14) horizontally rotates motor (13), horizontally rotate motor (13) spindle nose horizontal rotary gear (29) is installed, horizontal rotary gear (29) and described gear ring (28) engagement; Longitudinal leadscrew (8), lengthwise movement motor (9) are installed in casing (11) the front end square chest, lengthwise movement motor (9) axle head is installed first belt pulley, and longitudinal leadscrew (8) axle head is installed second belt pulley and is connected by belt with lengthwise movement motor (9) first belt pulleys; Slide (18) bottom fixedly mounts second silk braid (33), second silk braid (33) is inserted in longitudinal leadscrew (8), slide (18) upper end is shaped on horizontal ram (10), laterally ram (10) is gone up the sliding installation slide plate of joining, the slide plate upper fixed is installed milling head (6), the inner motor of installing of milling head (6), leading screw is installed in milling head (6) bottom, the 3rd belt pulley is installed on the leading screw, milling head (6) top fixed installation transverse movement motor (7), transverse movement motor (7) axle head is installed the 4th belt pulley, is connected with the 3rd belt pulley on the leading screw by belt; Plain milling cutter (24) is installed on the milling head (6), and drill bit (25) is installed on the milling head (6), and an angle of 90 degrees milling head (26) is installed on the milling head (6); During processing primary tank (4) bottom, casing (11) front end square chest is turned over turnback.
Claims (1)
1. turning and milling machine for machining civil nuclear power container, comprise crane span structure, beam hangs down, adjustable fixed center support bar, primary tank, the turnning and milling power set, milling head, the transverse movement motor, longitudinal leadscrew, the lengthwise movement motor, horizontal ram, casing, limiting plate, horizontally rotate motor, balance weight body, elevating screw, lifting motor, connect sliding sleeve, slide, the positioning key plate, feet, feet is adjusted bolt, locking nut, feet is adjusted screw, plain milling cutter, drill bit, the an angle of 90 degrees milling head, central shaft, gear ring, horizontal rotary gear, sliding sleeve, gathering sill, silk braid, it is characterized in that: crane span structure (1) is placed in the port of primary tank (4), adjust the location by positioning key plate (19), the beam (2) that hangs down is middle at crane span structure (1) by first bolted, vertical beam (2) center line and crane span structure (1) center-aligned, one side of adjustable fixed center support bar (3) is connected the bottom of vertical beam (2) by second bolt, opposite side is made feet and is adjusted screw (23), feet is adjusted bolt (21) and is screwed in the feet adjustment screw (23), being fastened on feet by locking nut (22) adjusts on the screw (23), the end that feet is adjusted bolt (21) connects feet (20) by the 3rd bolt, and feet (20) is supported by the inwall in primary tank (4); The top of turnning and milling power set (5) is by the bottom of the 4th bolted at vertical beam (2), the center line of central shaft (27) and vertical beam (2) central lines, central shaft (27) top is installed and is connected sliding sleeve (17), connect sliding sleeve (17) and go up installation lifting motor (16), lifting motor (16) connects elevating screw (15) by ring flange; Central shaft (27) bottom is shaped on gathering sill (31), gear ring (28) installed inside guide pad, the guide pad of described gear ring (28) is installed in the gathering sill (31), and described gear ring (28) moves vertically along central shaft (27), and limiting plate (12) is installed in central shaft (27) bottom; Be shaped on sliding sleeve (30) in the casing (11), described gear ring (28) is installed in sliding sleeve (30) lower end, cavity upper end fixed installation first silk braid (32) between sliding sleeve (30) and the balance weight body (14), elevating screw (15) penetrates in first silk braid (32), cavity lower end fixed installation between sliding sleeve (30) and the balance weight body (14) horizontally rotates motor (13), horizontally rotate motor (13) spindle nose horizontal rotary gear (29) is installed, horizontal rotary gear (29) and described gear ring (28) engagement; Longitudinal leadscrew (8), lengthwise movement motor (9) are installed in casing (11) the front end square chest, lengthwise movement motor (9) axle head is installed first belt pulley, and longitudinal leadscrew (8) axle head is installed second belt pulley and is connected by belt with lengthwise movement motor (9) first belt pulleys; Slide (18) bottom fixedly mounts second silk braid (33), second silk braid (33) is inserted in longitudinal leadscrew (8), slide (18) upper end is shaped on horizontal ram (10), laterally ram (10) is gone up the sliding installation slide plate of joining, the slide plate upper fixed is installed milling head (6), the inner motor of installing of milling head (6), leading screw is installed in milling head (6) bottom, the 3rd belt pulley is installed on the leading screw, milling head (6) top fixed installation transverse movement motor (7), transverse movement motor (7) axle head is installed the 4th belt pulley, is connected with the 3rd belt pulley on the leading screw by belt; Plain milling cutter (24) is installed on the milling head (6), and drill bit (25) is installed on the milling head (6), and an angle of 90 degrees milling head (26) is installed on the milling head (6); During processing primary tank (4) bottom, casing (11) front end square chest is turned over turnback.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101511207A CN100450706C (en) | 2006-12-05 | 2006-12-05 | Turning and milling machine for machining civil nuclear power container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101511207A CN100450706C (en) | 2006-12-05 | 2006-12-05 | Turning and milling machine for machining civil nuclear power container |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101020289A CN101020289A (en) | 2007-08-22 |
| CN100450706C true CN100450706C (en) | 2009-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006101511207A Active CN100450706C (en) | 2006-12-05 | 2006-12-05 | Turning and milling machine for machining civil nuclear power container |
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| CN102248210B (en) * | 2011-07-12 | 2013-01-09 | 江苏赛富隆重工有限公司 | Special tool for processing rotary supporting plane of crane |
| CN102489757B (en) * | 2011-11-18 | 2013-10-16 | 东方电气集团东方电机有限公司 | Device special for site processing of large-scale hydrogenerator rotor spider stud |
| CN102490045B (en) * | 2011-12-23 | 2013-06-19 | 安徽安凯福田曙光车桥有限公司 | Fixture for drilling differential lock pressure switch holes and ventilation hole inclined holes of intermediate and rear axle housing assemblies of automobile |
| CN102962526B (en) * | 2012-11-16 | 2014-12-03 | 东方电气(广州)重型机器有限公司 | Welding seam back chipping device |
| KR101522169B1 (en) * | 2013-09-03 | 2015-05-22 | 두산중공업 주식회사 | The core of the reactor vessel support pads processing method and processing device |
| CN104827313B (en) * | 2014-12-31 | 2017-02-22 | 武汉国威重型机床股份有限公司 | Processing platform and method for support block in reactor pressure vessel body |
| CN105834496A (en) * | 2016-04-28 | 2016-08-10 | 齐齐哈尔精工伟业机床有限公司 | Multifunctional milling machine for milling in large-diameter inner hole |
| CN107717027A (en) * | 2017-10-20 | 2018-02-23 | 齐齐哈尔雷昂重工机械制造有限责任公司 | Nuclear pressure container support block Special Purpose Machine for Processing |
| CN113857534A (en) * | 2021-10-09 | 2021-12-31 | 中核武汉核电运行技术股份有限公司 | Thread seizing processing device |
| CN116748881B (en) * | 2023-08-21 | 2023-11-07 | 中铁山桥集团有限公司 | Hot rolling U rib system of processing for bridge |
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| JPH04146037A (en) * | 1990-10-08 | 1992-05-20 | Mitsubishi Heavy Ind Ltd | Plug remover for heat transmission pipe of vapor generator |
| CN2616335Y (en) * | 2003-06-02 | 2004-05-19 | 北京理工大学 | Small-sized precision latheing-milling processing center |
| US6796012B2 (en) * | 2002-02-25 | 2004-09-28 | Deckel Maho Pfronten Gmbh | Milling machine for carrying out milling and turning operations on rod material |
| CN1555963A (en) * | 2003-12-31 | 2004-12-22 | 西安理工大学 | Double gantry horizontal series parallel schematic milling composite digital controlled machine tool |
| CN2813192Y (en) * | 2005-09-05 | 2006-09-06 | 曹滨 | Turning and milling two-purpose machine tool |
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2006
- 2006-12-05 CN CNB2006101511207A patent/CN100450706C/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04146037A (en) * | 1990-10-08 | 1992-05-20 | Mitsubishi Heavy Ind Ltd | Plug remover for heat transmission pipe of vapor generator |
| US6796012B2 (en) * | 2002-02-25 | 2004-09-28 | Deckel Maho Pfronten Gmbh | Milling machine for carrying out milling and turning operations on rod material |
| CN2616335Y (en) * | 2003-06-02 | 2004-05-19 | 北京理工大学 | Small-sized precision latheing-milling processing center |
| CN1555963A (en) * | 2003-12-31 | 2004-12-22 | 西安理工大学 | Double gantry horizontal series parallel schematic milling composite digital controlled machine tool |
| CN2813192Y (en) * | 2005-09-05 | 2006-09-06 | 曹滨 | Turning and milling two-purpose machine tool |
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| Publication number | Publication date |
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| CN101020289A (en) | 2007-08-22 |
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