CN2645826Y - Device for on-site processing of inner hole of large aperture bearing hub - Google Patents
Device for on-site processing of inner hole of large aperture bearing hub Download PDFInfo
- Publication number
- CN2645826Y CN2645826Y CN 200320104941 CN200320104941U CN2645826Y CN 2645826 Y CN2645826 Y CN 2645826Y CN 200320104941 CN200320104941 CN 200320104941 CN 200320104941 U CN200320104941 U CN 200320104941U CN 2645826 Y CN2645826 Y CN 2645826Y
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- China
- Prior art keywords
- boring bar
- bearing
- large aperture
- supporting mechanism
- plant
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- Expired - Lifetime
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Abstract
The utility model relates to a device for on-site processing of inner hole of large aperture bearing hub, comprising a boring bar with a semicircular groove, a guide screw with a nut, a support device with a spherical roller bearing, an axial feed gear cluster, and a power transmission gear cluster, wherein, the guide screw is arranged inside the semicircular groove of the boring bar, the support device is arranged on the boring bar, the spherical roller bearing is connected with the boring bar through a bearing in an expanded way, the axial feed gear cluster is connected with one end of the boring bar, a large follower gear is arranged on the guide screw, the power transmission follower gear is arranged on the boring bar, a driving gear is connected with an output axle of an AC frequency conversion motor, the feed of the tool bit on the boring bar is realized through the drive of a cutting feed gear cluster, the transmission of the guide screw and drive of the nut, and the control of any revolution of the boring bar is realized by the frequency conversion of the motor to achieve the stepless speed regulation. The utility model adopts the spherical bearing and the boring bar does not bear the applied force, thereby having accurate centering, high machining accuracy, convenient dismantlement and installation, and being suitable for the on-site large aperture machining.
Description
(1) technical field
The utility model relates to the boring processing equipment, the on-the-spot processing unit (plant) of particularly wide-aperture endoporus.
(2) background technology
The processing of large aperture bearing propeller boss endoporus, higher to the technical conditions that its surperficial circularity, cylindricity, surface roughness require.Relate to certain ship-related products axle as in producing, rudder is the processing of each bearing propeller boss endoporus, the aperture need on-the-spot processing on the hull of being made generally between 300～500mm, but also need process equipment easily adorn readily removable.Used boring tool structure of past is unreasonable: the supporting mechanism that plays the centering effect adopts the sliding bearing of copper sheathing formula, and this sliding bearing abrasion is serious, and service life is short, and is unstable, do not have a centering effect; Power set adopt common motor, the reduction box that is connect the fourth gear position by belt is formed transmission mechanism, the drive boring bar rotates, this frock can't guarantee the precision of work piece, also need lean on the mode of workman's hand lapping to repair, the worker laboring environment is very abominable, and labour intensity is big, the needs that equipment is installed are not satisfied in low, consuming time many, the very difficult assurance of precision of efficient often.
(3) summary of the invention
The technical problems to be solved in the utility model is based on boring bar, power, feeding, bracing or strutting arrangement is contained on the boring bar the on-the-spot easily dress of formation, readily removable, the on-the-spot boring processing unit (plant) accurate, that machining accuracy is high of feeling relieved.
The technical scheme that adopts:
Bearing propeller boss endoporus on-the-spot processing unit (plant) in large aperture comprises motor, driving gear, driven gear, gear sleeve, supporting mechanism, knife rest, axial feed gear train, leading screw, screw, boring bar.Described boring bar is provided with semi-circular recesses along axis, and the boring bar two ends are provided with boring bar end face gland, is equiped with sliding bearing on the boring bar end face gland, and boring bar end face gland is installed in the two ends of boring bar.Screw is contained on the leading screw, and leading screw is installed in the semi-circular recesses of boring bar, and the leading screw two end supports is on the set sliding bearing of boring bar end face gland.Knife rest is connected on the screw.Supporting mechanism is assemblied on the boring bar, and the axial feed gear train is connected an end of boring bar, and big driven gear wherein is installed on the leading screw.Powerdriven driven gear is contained on the boring bar, is fixed on the boring bar with the swelling of gear sleeve, and driving gear and driven gear engagement, driving gear is connected on the motor output shaft, constitutes the on-the-spot processing unit (plant) of large aperture bearing propeller boss endoporus.
Above-mentioned supporting mechanism comprises pillar, Frame plate, bearing, bearing housing, bearing adapter sleeve.Frame plate is provided with four jackscrews, and Frame plate is fixed by bolts on the pillar, and bearing is installed in the bearing housing, and is fixed on the Frame plate with connecting bolt, and four jackscrews withstand on the chassis of bearing housing four sides.Supporting mechanism is through on the boring bar, bearing adapter sleeve and swelling wherein are housed between bearing inner race and the boring bar, supporting mechanism integral body is connected on the boring bar.
Above-mentioned knife rest comprises tool rest, cutter head, adjustment pad, and cutter head is installed on the boring bar, and the adjustment pad is housed between tool rest and cutter head, and tool rest is fixedly connected on the cutter head.
Above-mentioned bearing adapter sleeve and gear sleeve are 1: 12 tapered sleeve of tapering.
The above-mentioned supporting mechanism that is assemblied on the boring bar is two, and the spacing of two supporting mechanisms and boring bar diameter ratio surpass at 10: 1 o'clock, can increase a supporting mechanism again.
Above-mentioned axial feed gear train is provided with handle, and its handle is movable to be connected on the power shaft, on the also movable leading screw that is connected the end that big driven gear is housed.
Above-mentioned motor is the stepless speed regulation alternating-current variable frequency motor.
Bearing in the above-mentioned supporting mechanism is easy accessibility and the self-aligning roller bearing that can not produce additional force to boring bar.
The utility model compact conformation, easily adorn readily removable, centering accurately, easy operating, the machining accuracy height is suitable for the on-the-spot large aperture processing of shipbuilding, Large-Scale Equipment maintenance.
(4) description of drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is the supporting mechanism structure chart in the utility model.
(5) specific embodiment
Bearing propeller boss endoporus on-the-spot processing unit (plant) in large aperture comprises motor 1, decelerator 2, knife rest 3, axial feed gear train 7, supporting mechanism 8, driving gear 10, driven gear 11, gear sleeve 12, leading screw 24, screw 26, boring bar 27.The length of boring bar 27 and diameter are determined according to the size of work piece, are provided with a semi-circular recesses along boring bar 27 axis, in order to leading screw 24 to be installed.In order to ensure the precision of work piece, the circularity of boring bar 27 and linearity require very high, and the material of processing boring bar 27 will carry out can processing after the long weathering processing.Boring bar 27 two ends are provided with boring bar end face gland 25, are equiped with sliding bearing 9 on boring bar end face gland 25, and boring bar end face gland 25 is installed in the two ends of boring bar 27.Screw 26 is contained on the leading screw 24, and leading screw 24 is installed in the semi-circular recesses of boring bar 27, and leading screw 24 two end supports are on sliding bearing 9 set on the boring bar end face gland 25.Knife rest 3 is connected on the screw 26 by cutter head 4, described knife rest 3 comprise cutter head 4, tool rest 6, one group adjust pad 5, cutter head 4 is installed on the boring bar 27, and move along boring bar 27 axis directions, tool rest 6 is installed on the cutter head 4, according to the diameter of work piece, select to install additional one group of adjustment pad 5 of suitable thickness between tool rest 6 and cutter head 4.Supporting mechanism 8 is assemblied on the boring bar 27, described supporting mechanism 8 comprises that pillar 13, Frame plate 14, bearing 15, bearing housing 16, bearing adapter sleeve 17, bearing 15 adopt aligning to roll bearing, bearing 15 is installed in the bearing housing 16, bearing housing 16 is fixed on the Frame plate 14 with connecting bolt 19, Frame plate 14 is provided with four jackscrews 18, four jackscrews 18 withstand on the chassis of bearing housing 16 4 sides, and Frame plate 14 usefulness bolts 20 are fixed on the pillar 13, constitute above-mentioned supporting mechanism.Supporting mechanism 8 is through on the boring bar 27, between its middle (center) bearing 15 inner rings and the boring bar 27 bearing adapter sleeve 17 is housed, its bearing adapter sleeve 17 is 1: 12 a tapered sleeve of tapering, with bearing adapter sleeve 17 swellings, makes supporting mechanism 8 overall fixed on boring bar 27.Work the supporting mechanism 8 that sets up boring bar 27 effects and generally select two groups for use,, can increase by one group of supporting mechanism 8 if the diameter ratio of the spacing of two groups of supporting mechanisms 8 and boring bar 27 surpasses at 10: 1 o'clock.Axial feed gear train 7 is connected an end of boring bar 27, and big driven gear 22 wherein is installed on the leading screw 24.Also be provided with handle 23 on the axial feed gear train 7, handle 23 movable being connected on the power shaft 21 also can be movably connected on the leading screw 24 that big driven gear 22 1 ends are housed.Powerdriven one group of helical gears, driven gear 11 wherein is contained on the boring bar 27, and driven gear 11 is 1: 12 gear sleeve 12 swellings with two taperings, is fixed on the boring bar 27, easy accessibility, and can be installed in optional position on the boring bar 27; Driving gear 10 and driven gear 11 engagements, driving gear 10 is connected on the output shaft of decelerator 2, and the power shaft of decelerator 2 connects on the output shaft of motor 1.Described motor 1 is a power 5KW, rated revolution is the ac variable-frequency electric motor of 1500rpm, regulate the frequency of output current by the frequency converter in the distribution box (power 7.5KW), thereby change the output revolutions of adjustable frequency motor, reach the purpose of stepless speed regulation, through the transmission of one group of helical gears 10,11, power is passed on the boring bar 27 again, boring bar 27 revolutions can be controlled on any revolution, provide powerful guarantee for improving machining accuracy.
Install at the scene of processing unit (plant)
This processing is mainly used in the shipbuilding, does not therefore have ground, pillar 13 is welded on the workpiece end face that is added the hole.Boring bar 27 is penetrated in the processed hole,, need to transfer falsework,, then do not need falsework, adjust the position of boring bar 27, press given datum mark boring bar 27 Primary Location if be in vertical state at boring bar 27 if boring bar 27 is in level.
Supporting mechanism 8 is through on the boring bar 27, and bearing adapter sleeve 17 wouldn't swelling, by Frame plate 14 usefulness bolts 20 firm fixation on pillar 13.
Loosen the connecting bolt 19 of bearing housing 16 and Frame plate 14, by given datum mark, jackscrew 18 on the adjusting bracket daughter board 14, boring bar 27 is accurately located, the dead in line that boring bar 27 axis and given datum mark are determined, the connecting bolt 20 of fastening bearing housing 16 and Frame plate 14 is again with bearing adapter sleeve 17 swellings.
Driven gear 11 is contained on the boring bar 27, installs gear sleeve 12.Adjust the position of motor 1, make the axis of the driving gear 10 on the output shaft parallel with boring bar 27 axis, the two axial lines distance satisfies the requirement of two gear centre distances.Motor 1 and interim pedestal are installed firmly.Reexamine boring bar 27 location situations after motor 1 installation, the requirement of regulation during assurance boring bar 27 location meet the specification.
Handle in the axial feed gear train 7 23 is installed in leading screw 24 1 ends, and manual examination (check) should be turned round flexibly, gives the distribution box wiring, and the empty wagons experiment can be carried out boring processing after all are normal.
Boring processing
At first knife rest 3 is moved to beyond the work piece end face, manual cutter is installed in the tool rest 6, and adjust cutter with handle 23, determine the overhang of cutter by suitable bite, actuating motor 1, and adjust frequency converter, make boring bar 27 with required revolution revolution, beginning boring processing.
After the work step completion of processing, stop motor 1,, knife rest 3 is moved to beyond the work piece end face again, adjust cutter again, carry out the boring of next work step with handle 23 with cutter withdrawal 2～3mm.The repetition previous step is rapid, until completion of processing.
Claims (8)
1, the on-the-spot processing unit (plant) of large aperture bearing propeller boss endoporus, comprise motor (1), decelerator (2), boring bar (27), it is characterized in that being provided with a semi-circular recesses along boring bar (27) axis, boring bar (27) two ends are provided with boring bar end face gland (25), be equiped with sliding bearing (9) on the boring bar end face gland (25), boring bar end face gland (25) is installed in the two ends of boring bar (27).Screw (26) is contained on the leading screw (24), and leading screw (24) is installed in the semi-circular recesses of boring bar (27), and leading screw (24) two end supports is on the set sliding bearing (9) of boring bar end face gland (25), and knife rest (3) is connected on the screw (26); Supporting mechanism (8) is assemblied on the boring bar (27), axial feed gear train (7) is connected an end of boring bar (27), big driven gear (22) wherein is installed on the leading screw (24), powerdriven driven gear (11) is contained on the boring bar (27), be fixed on the boring bar (27) with gear sleeve (12) swelling, driving gear (10) and driven gear (11) engagement, driving gear (10) is connected on decelerator (2) output shaft.
2, the on-the-spot processing unit (plant) of large aperture bearing propeller boss endoporus according to claim 1 is characterized in that described supporting mechanism (8), comprises pillar (13), Frame plate (14), bearing (15), bearing housing (16), bearing adapter sleeve (17); Frame plate (14) is provided with four jackscrews (18), Frame plate (14) is fixed on the pillar (13) with bolt (20), bearing (15) is installed in the bearing housing (16), bearing housing (16) is fixed on the Frame plate (14) with connecting bolt (19), four jackscrews (18) withstand on bearing housing (16) the four side chassis, supporting mechanism (8) is through on the boring bar (27), between inner ring of its middle (center) bearing (15) and the boring bar (27) bearing adapter sleeve (17) and swelling are housed, supporting mechanism (8) integral body is connected on the boring bar (27).
3, the on-the-spot processing unit (plant) of large aperture bearing propeller boss endoporus according to claim 1, it is characterized in that described knife rest (3), comprise tool rest (6), cutter head (4), adjustment pad (5), cutter head (4) is installed on the boring bar (27), be equipped with between tool rest (6) and cutter head (4) and adjust pad (5), tool rest (6) is fixedly connected on the cutter head (4).
4, according to claim 1 and the on-the-spot processing unit (plant) of 2 described large aperture bearing propeller boss endoporus, it is characterized in that described gear sleeve (12) and bearing adapter sleeve (17), be 1: 12 tapered sleeve of tapering.
5, the on-the-spot processing unit (plant) of large aperture bearing propeller boss endoporus according to claim 1, it is characterized in that the described supporting mechanism (8) that is assemblied on the boring bar (27) is two, the spacing of two supporting mechanisms (8) and boring bar (27) diameter ratio surpass at 10: 1 o'clock can increase a supporting mechanism (8) again.
6, the on-the-spot processing unit (plant) of large aperture bearing propeller boss endoporus according to claim 1, it is characterized in that described axial feed gear train (7) is provided with handle (23), its handle (23) is movable to be connected on the power shaft (21), on the also movable leading screw (24) that is connected the end that big driven gear (22) is housed.
7, the on-the-spot processing unit (plant) of large aperture bearing propeller boss endoporus according to claim 1 is characterized in that described motor (1) is the stepless speed regulation alternating-current variable frequency motor.
8, the on-the-spot processing unit (plant) of large aperture bearing propeller boss endoporus according to claim 1 and 2 is characterized in that the bearing (15) in the described supporting mechanism (8) is a self-aligning roller bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320104941 CN2645826Y (en) | 2003-10-20 | 2003-10-20 | Device for on-site processing of inner hole of large aperture bearing hub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320104941 CN2645826Y (en) | 2003-10-20 | 2003-10-20 | Device for on-site processing of inner hole of large aperture bearing hub |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2645826Y true CN2645826Y (en) | 2004-10-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200320104941 Expired - Lifetime CN2645826Y (en) | 2003-10-20 | 2003-10-20 | Device for on-site processing of inner hole of large aperture bearing hub |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2645826Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1317098C (en) * | 2005-09-05 | 2007-05-23 | 四川东风电机厂有限公司 | Processing device and method for boring together of outer gate barrel units inside and outside collar |
| CN101745660A (en) * | 2008-12-09 | 2010-06-23 | 张家港市江南沙洲化工机械有限公司 | Special boring mill used for manufacturing heating bath |
| CN102248195A (en) * | 2011-06-09 | 2011-11-23 | 广州新成机械技术有限公司 | Portable hole boring machine |
| CN101733611B (en) * | 2010-01-27 | 2012-09-19 | 天津港第五港埠有限公司 | Special tool for restoring seat hole of machine of haven |
| CN105269026A (en) * | 2015-10-29 | 2016-01-27 | 哈尔滨汽轮机厂有限责任公司 | Movable type processing machine tool for pipe orifice of turbine cylinder |
| CN107335836A (en) * | 2017-08-25 | 2017-11-10 | 舟山万度力机械工程维修有限公司 | Sphere Boring machine |
| CN108907265A (en) * | 2018-08-02 | 2018-11-30 | 湖北开明高新科技有限公司 | A kind of online boring machine for repairing large scale equipment bearing position |
| CN110227840A (en) * | 2019-07-17 | 2019-09-13 | 江苏博林机械制造有限公司 | A kind of novel site process equipment |
-
2003
- 2003-10-20 CN CN 200320104941 patent/CN2645826Y/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1317098C (en) * | 2005-09-05 | 2007-05-23 | 四川东风电机厂有限公司 | Processing device and method for boring together of outer gate barrel units inside and outside collar |
| CN101745660A (en) * | 2008-12-09 | 2010-06-23 | 张家港市江南沙洲化工机械有限公司 | Special boring mill used for manufacturing heating bath |
| CN101745660B (en) * | 2008-12-09 | 2013-05-01 | 张家港市江南沙洲化工机械有限公司 | Special boring mill used for manufacturing heating bath |
| CN101733611B (en) * | 2010-01-27 | 2012-09-19 | 天津港第五港埠有限公司 | Special tool for restoring seat hole of machine of haven |
| CN102248195A (en) * | 2011-06-09 | 2011-11-23 | 广州新成机械技术有限公司 | Portable hole boring machine |
| CN105269026A (en) * | 2015-10-29 | 2016-01-27 | 哈尔滨汽轮机厂有限责任公司 | Movable type processing machine tool for pipe orifice of turbine cylinder |
| CN105269026B (en) * | 2015-10-29 | 2017-06-23 | 哈尔滨汽轮机厂有限责任公司 | Portable steam turbine cylinder mouth of pipe machining tool |
| CN107335836A (en) * | 2017-08-25 | 2017-11-10 | 舟山万度力机械工程维修有限公司 | Sphere Boring machine |
| CN108907265A (en) * | 2018-08-02 | 2018-11-30 | 湖北开明高新科技有限公司 | A kind of online boring machine for repairing large scale equipment bearing position |
| CN110227840A (en) * | 2019-07-17 | 2019-09-13 | 江苏博林机械制造有限公司 | A kind of novel site process equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20131020 Granted publication date: 20041006 |