CN104003335B - For the Work platform system that Large-Scale Equipment manufactures - Google Patents
For the Work platform system that Large-Scale Equipment manufactures Download PDFInfo
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- CN104003335B CN104003335B CN201410253004.0A CN201410253004A CN104003335B CN 104003335 B CN104003335 B CN 104003335B CN 201410253004 A CN201410253004 A CN 201410253004A CN 104003335 B CN104003335 B CN 104003335B
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- 238000004519 manufacturing process Methods 0.000 claims description 18
- 238000010586 diagram Methods 0.000 description 2
- 230000001141 propulsive effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
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Abstract
The invention provides a kind of Work platform system manufactured for Large-Scale Equipment, it comprises: underframe, and level is installed in melt pit; Workplatform, has portion of erect-position district, upper strata and portion of erect-position district of lower floor, and the vertical distance between portion of erect-position district, upper strata and portion of erect-position district of lower floor can be stood for operating personal; Middle level frame, is positioned at the top of underframe abreast, and forms parallel motion pair with the portion of erect-position district of lower floor of workplatform; Lift drive mechanism, is connected to the bottom of middle level frame and drives middle level frame up-and-down movement; Horizontal reciprocating movement driver train, drives workplatform relative to the motion of middle level frame and and then the parallel motion pair that workplatform is formed by workplatform and middle level frame and relative middle level frame moves.Workplatform can meet multiple workman and work simultaneously; The dimensional characteristic that lift drive mechanism can meet Large-Scale Equipment part is not shifted out to frock and Equipment Part and causes obstruction; Horizontal reciprocating movement driver train can adapt to the profile of Equipment Part thus the safety of guarantee workman.
Description
Technical field
The present invention relates to Large-Scale Equipment manufacturing system, particularly relate to a kind of Work platform system manufactured for Large-Scale Equipment.
Background technology
At the automated arm in modern times and in manufacturing, in the manufacture of especially Large-Scale Equipment, operation is various, needs that multiple workman is collaborative to be operated.But the features such as size is large, complex contour that Large-Scale Equipment part has, therefore workman needs to operate Equipment Part by actv. workplatform.Actv. workplatform needs following features: the dimensional characteristic that 1, can meet Large-Scale Equipment part, especially requirement for height; 2, multiple workman can be met to work simultaneously; 3, adapt to the work habit of workman and there is safety control; 4, when Large-Scale Equipment part carries out frock and shifts out, do not give frock and shift out and cause obstruction.An actv. workplatform can improve work task efficiency and work comfort degree, degree of safety, thus improves production efficiency and the quality of production of Equipment Part.Meanwhile, workman also needs the workplatform by having elevating function and expansion function to operate Equipment Part more easily.But bench board is bulky, needs larger propulsive effort when being elevated, and preferably together driven evenly by several; The expansion of bench board and withdrawal, also need to be driven by a labour-saving drive configuration, and these are all that the workplatform of Large-Scale Equipment manufacture proposes challenge.
Summary of the invention
In view of Problems existing in background technology, the object of the present invention is to provide a kind of Work platform system manufactured for Large-Scale Equipment, it can meet multiple workman and work simultaneously.
Another object of the present invention is to provide a kind of Work platform system manufactured for Large-Scale Equipment, it can adapt to the profile of Equipment Part thus the safety of guarantee workman.
Another object of the present invention is to provide a kind of Work platform system manufactured for Large-Scale Equipment, and its driving mechanism structure is simple, driving is steady, it is simple to control.
To achieve these goals, the invention provides a kind of Work platform system manufactured for Large-Scale Equipment, it comprises: underframe, and level is installed in melt pit; Workplatform, has portion of erect-position district, upper strata and portion of erect-position district of lower floor, and the vertical distance between portion of erect-position district, upper strata and portion of erect-position district of lower floor can be stood for operating personal; Middle level frame, is positioned at the top of underframe abreast, and forms parallel motion pair with the portion of erect-position district of lower floor of workplatform; Lift drive mechanism, is connected to the bottom of middle level frame and drives middle level frame up-and-down movement; And horizontal reciprocating movement driver train, drive workplatform relative to the motion of middle level frame and and then the parallel motion pair that workplatform is formed by workplatform and middle level frame and relative middle level frame moves.
Beneficial effect of the present invention is as follows:
Workplatform has portion of erect-position district, upper strata and portion of erect-position district of lower floor and can meet multiple workman and work simultaneously; The dimensional characteristic that lift drive mechanism can meet Large-Scale Equipment part is not shifted out to frock and Equipment Part and causes obstruction; Horizontal reciprocating movement driver train can adapt to the profile of Equipment Part thus the safety of guarantee workman.
Accompanying drawing explanation
Fig. 1 is the block diagram according to the Work platform system for Large-Scale Equipment manufacture of the present invention;
Fig. 2 is the partial perspective view according to the Work platform system for Large-Scale Equipment manufacture of the present invention;
Fig. 3 is the front elevation according to the Work platform system for Large-Scale Equipment manufacture of the present invention;
Fig. 4 is the block diagram of the horizontal reciprocating movement driver train according to the Work platform system for Large-Scale Equipment manufacture of the present invention.
Wherein, description of reference numerals is as follows:
Sprocket wheel assisted by 10 underframe 138
11 workplatform 139 nut seats
111 portion 14, erect-position district, upper strata horizontal reciprocating movement driver trains
The 112 reciprocal driving motors in portion of erect-position district of lower floor 141
113 slide block 142 gears
12 middle level frame 143 tooth bars
Sliding rail frame before 121 horizontal slide rails 15
13 lift drive mechanism 16 front wheel framves
131 liftings motor 17 aft ramp frame
132 drive sprocket 171 aft ramps
133 column 18 rear roller framves
134 ball-screw 181 rear rollers
135 driven sprocket 19 upper strata expansion board
136 chain 20 lower floor expansion board
137 erecting frame 21 ladders
Detailed description of the invention
Describe in detail with reference to the accompanying drawings according to the Work platform system manufactured for Large-Scale Equipment of the present invention.
Referring to figs. 1 through Fig. 4, the Work platform system for Large-Scale Equipment manufacture according to the present invention comprises: underframe 10, and level is installed in melt pit (not shown); Workplatform 11, has portion of erect-position district, upper strata 111 and portion of erect-position district of lower floor 112, and the vertical distance between portion of erect-position district, upper strata 111 and portion of erect-position district of lower floor 112 can be stood for operating personal; Middle level frame 12, is positioned at the top of underframe 10 abreast, and forms parallel motion pair with the portion of erect-position district of lower floor 112 of workplatform 11; Lift drive mechanism 13, is connected to the bottom of middle level frame 12 and drives middle level frame 12 up-and-down movement; And horizontal reciprocating movement driver train 14, drive workplatform 11 to move relative to middle level frame 12 and and then the parallel motion pair that workplatform 11 is formed by workplatform 11 and middle level frame 12 and relative middle level frame 12 moves.
Workplatform 11 has portion of erect-position district, upper strata 111 and portion of erect-position district of lower floor 112 and can meet multiple workman and work simultaneously; The dimensional characteristic that lift drive mechanism 13 can meet Large-Scale Equipment part is not shifted out to frock and Equipment Part and causes obstruction; Horizontal reciprocating movement driver train 14 can adapt to the profile of Equipment Part thus the safety of guarantee workman.
In an embodiment of lift drive mechanism 13, referring to figs. 1 through Fig. 3, lift drive mechanism 13 can comprise: lifting motor 131, to be arranged at below middle level frame 12 and to have rotating output shaft (not shown), for providing power; Drive sprocket 132, is arranged on the rotating output shaft of lifting motor 131, to rotate under the rotation of rotating output shaft; At least three root posts 133, the mode surrounding face during to overlook is installed on underframe 10; At least three cover ball-screw 134 and nut seats 139, quantitatively identical with the quantity of column 133, each ball-screw 134 can be arranged in the nut seat 139 at top in a corresponding root post 133 up or down and be fixedly connected on the bottom of middle level frame 12; At least three driven sprockets 135, quantitatively identical with the quantity of column 133, each driven sprocket 135 is installed on the top of a corresponding column 133, and in each driven sprocket 135, there is helicitic texture and form a ball screw assembly, with a corresponding ball-screw 134, with the screw motion in driven sprocket 135 is transferred to ball-screw 134 screw motion up and down so that by another ball screw assembly, that nut seat 139 and ball-screw 134 are formed drives middle level frame 12 also resulting belt move workplatform 11 up-and-down movement; And chain 136, connect drive sprocket 132 and whole driven sprockets 135 and form Chain conveyer.Lift drive mechanism 13 structure of the present embodiment is simple, driving is steady, it is simple to control.
In an embodiment of lift drive mechanism 13, with reference to Fig. 2, lift drive mechanism 13 also can comprise: erecting frame 137, and lifting motor 131 is mounted thereon.
In an embodiment of lift drive mechanism 13, with reference to Fig. 2, lift drive mechanism 13 also can comprise: auxiliary sprocket wheel 138, is arranged on erecting frame 137, and forms Chain conveyer with chain 136.
In an embodiment of the Work platform system manufactured for Large-Scale Equipment according to the present invention, with reference to Fig. 2, auxiliary sprocket wheel 138, drive sprocket 132 and whole driven sprockets 135 are all in same plane.
In an embodiment of the Work platform system manufactured for Large-Scale Equipment according to the present invention, referring to figs. 1 through Fig. 3, the quantity of column 133 is four, ball-screw 134 is four, nut seat 139 is four, driven sprocket 135 is four, and the nut seat 139 at the top place of four ball-screws 134 is positioned at four angles place of the bottom of middle level frame 12.When lifting drives, propulsive effort drives workplatform 11 from four angles of the bottom of middle level frame 12 simultaneously, workplatform 11 is elevated stable.But be not limited thereto in reality, in actual applications, for simplifying the internal structure of an organization, reducing costs, the quantity of column 133 can adopt minimum three, and corresponding ball-screw 134 and nut seat 139 etc. are all correspondingly designed to three; Improve further stationarity and the load-carrying capacity of bench board as needed, then the quantity of column 133 can adopt five even more, corresponding ball-screw 134 and nut seat 139 etc. be all correspondingly designed to five even more.
In an embodiment of the Work platform system manufactured for Large-Scale Equipment according to the present invention, when workplatform 11 falls back in melt pit completely under the driving of lift drive mechanism 13, the plane in the portion of erect-position district, upper strata 111 of workplatform 11 is concordant with ground.
In an embodiment of the Work platform system manufactured for Large-Scale Equipment according to the present invention, when workplatform 11 rises completely under the driving of lift drive mechanism 13 from pit, the plane in the portion of erect-position district of lower floor 112 of workplatform 11 is concordant with ground.
In an embodiment of the Work platform system manufactured for Large-Scale Equipment according to the present invention, referring to figs. 1 through Fig. 3, the described Work platform system for Large-Scale Equipment manufacture also can comprise: front sliding rail frame 15, is installed on the front portion of underframe 10 and is provided with the front slide rail (not shown) vertically extended; Front wheel frame 16, side is fixedly connected on the bottom of middle level frame 12 and is provided with front wheel (not shown), and front wheel and front slide rail form the kinematic pair of vertical motion; Aft ramp frame 17, is installed on the rear portion of underframe 10 relative to front sliding rail frame 15 and is provided with the aft ramp 171 vertically extended; And rear roller frame 18, arrange relative to front wheel frame 16, bottom that side is fixedly connected on middle level frame 12 and be provided with rear roller 181, rear roller 181 and aft ramp 171 form the kinematic pair of vertical motion.
In an embodiment of horizontal reciprocating movement driver train 14, with reference to Fig. 3 and Fig. 4, horizontal reciprocating movement driver train 14 can comprise: back and forth driving motor 141, the portion of erect-position district of lower floor 112 being arranged at workplatform 11 has the rotating output shaft (not shown) passed from the portion of erect-position district of lower floor 112 of workplatform 11, for providing power; Gear 142, is installed on the end of rotating output shaft; And tooth bar 143, be installed on the upper surface of middle level frame 12 along the longitudinal direction and engage with formative gear rack-driving with gear 142, the parallel motion pair that the rack pinion driven via the rotating output shaft of reciprocal driving motor 141 and middle level frame 12 are formed with the portion of erect-position district of lower floor 112 of workplatform 11, workplatform 11 crank motion along the longitudinal direction.Horizontal reciprocating movement driver train 14 structure of the present embodiment is simple, driving is steady, it is simple to control.
In an embodiment of the Work platform system manufactured for Large-Scale Equipment according to the present invention, with reference to Fig. 3 and Fig. 4, the upper surface of middle level frame 12 can be provided with the horizontal slide rail 121 of fore-and-aft direction extension; The bottom in the portion of erect-position district of lower floor 112 of workplatform 11 can be provided with slide block 113, and the parallel motion that horizontal slide rail 121 and slide block 113 form fore-and-aft direction is secondary.
In an embodiment of the Work platform system manufactured for Large-Scale Equipment according to the present invention, with reference to Fig. 1 and Fig. 3, the described Work platform system for Large-Scale Equipment manufacture also can comprise: upper strata expansion board 19, the portion of erect-position district, upper strata 111 being positioned at workplatform 11 forms the moving sets of sliding motion with the portion of erect-position district, upper strata 111 of workplatform 11, with the outwards motion and moving inwards backward forward of the portion of erect-position district, upper strata 111 relative to workplatform 11.
In an embodiment of the Work platform system manufactured for Large-Scale Equipment according to the present invention, with reference to Fig. 1, Fig. 3 and Fig. 4, the described Work platform system for Large-Scale Equipment manufacture also can comprise: lower floor's expansion board 20, the portion of erect-position district of lower floor 112 being positioned at workplatform 11 forms the moving sets of sliding motion with the portion of erect-position district of lower floor 112 of workplatform 11, with the outwards motion and moving inwards backward forward of the portion of erect-position district of lower floor 112 relative to workplatform 11.
In an embodiment of the Work platform system manufactured for Large-Scale Equipment according to the present invention, with reference to Fig. 1 and Fig. 3, the described Work platform system for Large-Scale Equipment manufacture also can comprise: ladder 21, on the upper surface that one end is resisted against the portion of erect-position district of lower floor 112 being positioned at workplatform 11 and the other end is resisted against the gangway (not shown) in the portion of erect-position district, upper strata 111 being positioned at workplatform 11.
Claims (6)
1., for the Work platform system that Large-Scale Equipment manufactures, it is characterized in that, comprising:
Underframe (10), level is installed in melt pit;
Workplatform (11), have erect-position district, upper strata portion (111) and erect-position district of lower floor portion (112), the vertical distance between erect-position district, upper strata portion (111) and erect-position district of lower floor portion (112) can be stood for operating personal;
Middle level frame (12), is positioned at the top of underframe (10) abreast, and forms parallel motion pair with the erect-position district of lower floor portion (112) of workplatform (11);
Lift drive mechanism (13), is connected to the bottom of middle level frame (12) and drives middle level frame (12) up-and-down movement;
Horizontal reciprocating movement driver train (14), drive workplatform (11) relative to middle level frame (12) motion and and then the parallel motion pair that workplatform (11) is formed by workplatform (11) and middle level frame (12) and move in relative middle level frame (12);
Front sliding rail frame (15), is installed on the front portion of underframe (10) and is provided with the front slide rail vertically extended;
Front wheel frame (16), side is fixedly connected on the bottom of middle level frame (12) and is provided with front wheel, and front wheel and front slide rail form the kinematic pair of vertical motion;
Aft ramp frame (17), is installed on the rear portion of underframe (10) relative to front sliding rail frame (15) and is provided with the aft ramp (171) vertically extended; And
Rear roller frame (18), be fixedly connected on the bottom of middle level frame (12) relative to front wheel frame (16) setting, side and be provided with rear roller (181), rear roller (181) and aft ramp (171) form the kinematic pair of vertical motion.
2. the Work platform system manufactured for Large-Scale Equipment according to claim 1, it is characterized in that, when workplatform (11) falls back in melt pit completely under the driving of lift drive mechanism (13), the plane in the erect-position district, upper strata portion (111) of workplatform (11) is concordant with ground.
3. the Work platform system manufactured for Large-Scale Equipment according to claim 1, it is characterized in that, when workplatform (11) rises completely under the driving of lift drive mechanism (13) from pit, the plane in the erect-position district of lower floor portion (112) of workplatform (11) is concordant with ground.
4. the Work platform system manufactured for Large-Scale Equipment according to claim 1, it is characterized in that, the described Work platform system for Large-Scale Equipment manufacture also comprises:
Upper strata expansion board (19), the erect-position district, upper strata portion (111) being positioned at workplatform (11) goes up and forms the moving sets of sliding motion with the erect-position district, upper strata portion (111) of workplatform (11), outwards moves forward and move inwards backward with the erect-position district, upper strata portion (111) relative to workplatform (11).
5. the Work platform system manufactured for Large-Scale Equipment according to claim 1, it is characterized in that, the described Work platform system for Large-Scale Equipment manufacture also comprises:
Lower floor's expansion board (20), the erect-position district of lower floor portion (112) being positioned at workplatform (11) goes up and forms the moving sets of sliding motion with the erect-position district of lower floor portion (112) of workplatform (11), outwards moves forward and move inwards backward with the erect-position district of lower floor portion (112) relative to workplatform (11).
6. the Work platform system manufactured for Large-Scale Equipment according to claim 1, it is characterized in that, the described Work platform system for Large-Scale Equipment manufacture also comprises:
Ladder (21), on the upper surface that one end is resisted against the erect-position district of lower floor portion (112) being positioned at workplatform (11) and the other end is resisted against the gangway in the erect-position district, upper strata portion (111) being positioned at workplatform (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410253004.0A CN104003335B (en) | 2014-06-09 | 2014-06-09 | For the Work platform system that Large-Scale Equipment manufactures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410253004.0A CN104003335B (en) | 2014-06-09 | 2014-06-09 | For the Work platform system that Large-Scale Equipment manufactures |
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| Publication Number | Publication Date |
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| CN104003335A CN104003335A (en) | 2014-08-27 |
| CN104003335B true CN104003335B (en) | 2016-04-13 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104030202B (en) * | 2014-06-09 | 2016-04-06 | 清华大学 | For the Work platform system that Large-Scale Equipment manufactures |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB994263A (en) * | 1962-02-26 | 1965-06-02 | Alois Lodige | Improvements in or relating to a lifting platform |
| CN1963116A (en) * | 2006-11-23 | 2007-05-16 | 倪湘凝 | Double-deck liftable stage |
| CN101318616A (en) * | 2007-06-05 | 2008-12-10 | 江苏长虹涂装机械有限公司 | Multidimensional movement horizontal plane working vehicle |
| CN201647947U (en) * | 2010-02-01 | 2010-11-24 | 粟文洪 | Tunnel overhaul work extension platform |
| CN101982398A (en) * | 2010-11-20 | 2011-03-02 | 沈阳工业大学 | Movable multiple-degree-of-freedom hoisting and positioning equipment |
| CN202808267U (en) * | 2012-07-14 | 2013-03-20 | 南车青岛四方机车车辆股份有限公司 | High-altitude operation platform |
| CN203006876U (en) * | 2012-12-27 | 2013-06-19 | 沪东重机有限公司 | Personnel elevator used for large size machine tool |
-
2014
- 2014-06-09 CN CN201410253004.0A patent/CN104003335B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB994263A (en) * | 1962-02-26 | 1965-06-02 | Alois Lodige | Improvements in or relating to a lifting platform |
| CN1963116A (en) * | 2006-11-23 | 2007-05-16 | 倪湘凝 | Double-deck liftable stage |
| CN101318616A (en) * | 2007-06-05 | 2008-12-10 | 江苏长虹涂装机械有限公司 | Multidimensional movement horizontal plane working vehicle |
| CN201647947U (en) * | 2010-02-01 | 2010-11-24 | 粟文洪 | Tunnel overhaul work extension platform |
| CN101982398A (en) * | 2010-11-20 | 2011-03-02 | 沈阳工业大学 | Movable multiple-degree-of-freedom hoisting and positioning equipment |
| CN202808267U (en) * | 2012-07-14 | 2013-03-20 | 南车青岛四方机车车辆股份有限公司 | High-altitude operation platform |
| CN203006876U (en) * | 2012-12-27 | 2013-06-19 | 沪东重机有限公司 | Personnel elevator used for large size machine tool |
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| CN104003335A (en) | 2014-08-27 |
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Inventor after: Chen Ken Inventor after: Yin Huabin Inventor after: Xie Ying Inventor after: Yang Xiangdong Inventor after: Fu Chenglong Inventor after: Liu Li Inventor after: Gao Yuhao Inventor after: Zheng Linbin Inventor after: He Fengtao Inventor after: Gao Hong Inventor after: Wu Dan Inventor after: Wang Guolei Inventor after: Xu Jing Inventor after: Song Libin Inventor before: Chen Ken Inventor before: Liu Li Inventor before: Yang Dongchao Inventor before: Gao Yuhao Inventor before: Wu Dan Inventor before: Wang Guolei Inventor before: Song Libin Inventor before: Li Jinquan Inventor before: Yang Xiangdong Inventor before: Fu Chenglong Inventor before: Xu Jing |
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Effective date of registration: 20160129 Address after: 100084 Beijing City, Haidian District Tsinghua Yuan Applicant after: Tsinghua University Applicant after: Chengdu Airplane Industry (Group) Corp., Ltd. Address before: 100084 Beijing City, Haidian District Tsinghua Yuan Applicant before: Tsinghua University |
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