CN106078071A - Frame entirety erects frock and welding method - Google Patents
Frame entirety erects frock and welding method Download PDFInfo
- Publication number
- CN106078071A CN106078071A CN201610636251.8A CN201610636251A CN106078071A CN 106078071 A CN106078071 A CN 106078071A CN 201610636251 A CN201610636251 A CN 201610636251A CN 106078071 A CN106078071 A CN 106078071A
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- China
- Prior art keywords
- frock
- frame
- side plate
- jenny
- erects
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/047—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
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- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The present invention provides a kind of frame entirety to erect frock and welding method, and including jenny, jenny is provided with steel wire rope, and steel wire rope, for being connected with the hanger of frame one end, is additionally provided with the setting frock for being connected with the hanger of the frame other end；In described setting frock, the top of base portion is provided with pin-and-hole, and pin-and-hole is connected with bearing pin, and bearing pin is for being connected with hanger；The center of gravity erectting frock is positioned at the bottom of base portion.Two pieces is erect frock and is connected respectively with two hangers of frame one end, and jenny is connected with two hangers of the frame other end；Jenny crawl hoists, until two are erect frock and are perpendicular to ground；Thus reduce the welding difficulty of frame.The machine frame erection of weight nearly 40 tons can be got up by the present invention, thus by PC(horizontal position welding), PF(vertical position welding), PD(fillet welding in the overhead position) be changed into be easier operation PA(downhand welding) or PB(flat fillet weld), the structure of the setting frock used, it is possible to reduce the rack construction deformation during erectting.
Description
Technical field
The present invention relates to weld auxiliary mould field, the work that a kind of frame entirety for large-scale workpiece is erect
Dress.
Background technology
Frame in this example, such as: large-sized low-speed two stroke diesel engine, its cylinder diameter is more than 300mm, with crosshead.Machine
Frame key dimension: 7445mm × 3390mm × 3128mm, weight: 39200KG.
1. more, including PA(downhand welding due to above-mentioned frame position while welding), PB(flat fillet weld), PC(horizontal position welding), PF(stand
Weldering), PD(fillet welding in the overhead position), various positions welding method is different, and frame entirety is heated uneven, easily causes welding deformation, causes
Affect overall dimensions, thus affect follow-up machining dimension.
2. for PC(horizontal position welding), PF(vertical position welding), PD(fillet welding in the overhead position) weld seam of position, welder's operation easier is very big,
Ask welder's level the highest；
3. frame main body weld seam needs to carry out MT(Magnetic testing) and T(ultrasound examination), PC(horizontal position welding), PF(vertical position welding), PD(faces upward
Fillet welding) weld seam of position, qualification rate than relatively low, weldquality is unstable, carries out reprocessing and can cause working-day claims, has a strong impact on life
Product progress.
The most traditional method is that the hanger using steel wire rope, rigging to directly utilize on side plate lifts, before lifting,
Frame entirety weld seam is only by backing welding and fills one layer, and opposed configuration is more weak, erects the initial stage, unbalance stress easily occurs
Even, that frame deforms situation.
5. due to weight greatly, length is longer for large-sized low-speed two stroke diesel engine frame, and structure relative stiffness is not enough, erects
Journey the most easily causes malformation.
Summary of the invention
The technical problem to be solved is to provide a kind of frame entirety and erects frock, it is possible to by PC(horizontal position welding), PF
(vertical position welding), PD(fillet welding in the overhead position) it is changed into the PA(downhand welding being easier operation) or PB(flat fillet weld), and setting process can be reduced
In rack construction deformation.
For solving above-mentioned technical problem, the technical solution adopted in the present invention is: a kind of frame entirety erects frock, including
Jenny, jenny is provided with steel wire rope, steel wire rope for being connected with the hanger of frame one end, be additionally provided with for frame
The setting frock that the hanger of the other end connects；
In described setting frock, the top of base portion is provided with pin-and-hole, and pin-and-hole is connected with bearing pin, and bearing pin is for being connected with hanger；
The center of gravity erectting frock is positioned at the bottom of base portion.
Preferably in scheme, the width of described setting each side top of frock is less than the width of bottom.
Preferably in scheme, described setting frock includes that two piece of first side plate and two piece of second plate-side plate welding form, the
The length of side plate is more than the length of the second side plate, and the first side plate aligns with the bottom of the second side plate, and pin-and-hole is positioned at the first side plate
On.
In another optional scheme, the first described side plate and the second side plate are trapezoidal, the first side plate and the second side plate
Top width less than the width of bottom.
In another optional scheme, the first described side plate is trapezoidal, and the top width of the first side plate is less than the width of bottom
Degree.
Preferably in scheme, the second described side plate is trapezoidal, and the top width of the second side plate is less than the width of bottom.
A kind of use above-mentioned frame entirety to erect the method that frock carries out welding, comprise the following steps:
One, two pieces is erect frock and is connected respectively with two hangers of frame one end, and two of jenny and the frame other end are hung
Ear connects；
Two, jenny crawl hoists, until two are erect frock and are perpendicular to ground；
Three, to erect frock as support, frame is to erect the bearing pin of frock as rotary shaft, along with the continuous place of jenny
Moving and hoist, the process of hoisting needs jenny constantly to move to the center of gravity direction of frame, gradually rotates to suspension hook and setting frock
It is in vertical state；
Four, the bearing pin erectting frock being unloaded, the jenny frame that hoists, to certain altitude, completely disengages from two pieces and erects frock,
Frame is winched to operating platform overhead by jenny, and drops down onto on operating platform；
Five, after having erect, downhand welding or flat fillet weld are implemented at frame upper surface；
Six, welded this side weld, according still further to step one ~ five, frame opposite side has been erected；
By above step, reduce the welding difficulty of frame.
Preferably in scheme, in step 2, the sidepiece erectting frock is withstood, makes setting frock not sliding.
Preferably in scheme, described hanger position is arranged on the structure-reinforced portion of frame.
A kind of frame entirety that the present invention provides erects frock, by using above-mentioned structure, it is possible to use jenny
Coordinate and erect frock, the machine frame erection of weight nearly 40 tons is got up, thus by PC(horizontal position welding), PF(vertical position welding), PD(fillet welding in the overhead position)
It is changed into the PA(downhand welding being easier operation) or PB(flat fillet weld), the structure of the setting frock of employing, it is possible to reduce and erect
Rack construction deformation in journey.
Accompanying drawing explanation
The invention will be further described with embodiment below in conjunction with the accompanying drawings:
Fig. 1 is the schematic front view of the present invention.
Fig. 2 is the schematic side view of the present invention.
Fig. 3 is the schematic top plan view erectting frock in the present invention.
Fig. 4 is the setting process schematic using the present invention.
In figure: erect frock 1, pin-and-hole 11, base portion 12, the first side plate 121, the second side plate 122, bearing pin 13, move and hang
Car 2, steel wire rope 3, frame 4, hanger 41, operating platform 5.
Detailed description of the invention
Embodiment 1:
In Fig. 1 ~ 4, a kind of frame entirety erects frock, and including jenny 2, the jenny 2 in this example is to include driving,
Or other boom hoistings that can lift by crane and can move, jenny 2 is provided with steel wire rope 3, and steel wire rope 3 is used for and frame
The hanger 41 of 4 one end connects, and is additionally provided with the setting frock 1 for being connected with the hanger 41 of frame 4 other end；
In described setting frock 1, the top of base portion 12 is provided with pin-and-hole 11, and pin-and-hole 11 is connected with bearing pin 13, and bearing pin 13 is used for
It is connected with hanger 41；
The center of gravity erectting frock 1 is positioned at the bottom of base portion 12.Thus structure, in Fig. 4, by 3 points of the steel wire rope of jenny 2
Be not connected with two hangers 41 of frame 4 one end, and two are erect the bearing pin 13 of frocks 1 respectively with two of frame 4 one end
Hanger 41 connects, and wherein erects the height of bearing pin 13 to base portion 12 bottom surface of frock 1, is longer than the hanger 41 being connected with bearing pin 13
The height of the center of circle to frame 4 bottom surface.During jenny 2 lifts by crane, the weight of frame 4 is gradually undertaken by setting frock 1, and
The position of hanger is generally arranged at the structure-reinforced portion of frame, thus decreases the probability of rack construction deformation.Complete setting
After, remove setting frock 1 and frame 4 is placed on operating platform 5 can start welding operation, PC horizontal position welding, PF vertical position welding, PD are faced upward
Fillet welding is changed into PA downhand welding or PB flat fillet weld.
Preferably in scheme, the width of described each side top of setting frock 1 is less than the width of bottom.
Preferably in scheme, described setting frock 1 includes that two piece of first side plate 121 and two piece of second side plate 122 weld
Forming, the length of the first side plate 121 is more than the length of the second side plate 122, and the first side plate 121 is right with the bottom of the second side plate 122
Together, pin-and-hole 11 is positioned on the first side plate 121.Thus structure, simplify erect frock 1 structure, the only workpiece of two specifications,
Each workpiece is 2, consequently facilitating processing.The sidepiece of four workpiece is welded together the setting frock i.e. constituting the present invention
1.The material of the first side plate 121 and the second side plate 122 uses Q235B steel plate.Using NC Flame Cutting blanking, assembly welding is complete
Become, and coating tool paint.
Preferably in scheme, the frame length of large-sized low-speed two stroke diesel engine is close to 8m, with 12K60MC-S main frame head end
As a example by, therefore the rigidity of frame own is not enough, needs serious analysis frame force structure, selects suitably upset frock stress point.
During so can controlling machine frame erection indeformable, it is ensured that overall dimensions.Calculate position of centre of gravity, leading of frame two ends
On rail plate, welding 4 technique hangers, postwelding carries out 100%MT inspection.
Preferably in scheme, the first described side plate 121 and the second side plate 122 are trapezoidal, the first side plate 121 and second
The top width of side plate 122 is less than the width of bottom.
In another optional scheme, the first described side plate 121 is trapezoidal, and the top width of the first side plate 121 is less than the end
The width in portion.
In another optional scheme, the second described side plate 122 is trapezoidal, and the top width of the second side plate 122 is less than the end
The width in portion.
By above-mentioned structure, it is achieved the center of gravity erectting frock 1 is positioned at the bottom of base portion 12, thus during erectting,
Erect frock 1 can participate in earlier supporting, thus reduce stand stretch.
Embodiment 2:
1. use Φ 80 bearing pin 13, erect frock 12 and link together with 2 hangers on Frame end.
2., 2 hangers of the frame other end, hang up shackle, steel wire rope.Jenny 2, uses overhead traveling crane, steel wire in this example
Rope is connected with crown block hook, and overhead traveling crane crawl hoists, until 2 are erect frock and are perpendicular to ground, erects complete bottom frock and ground
Face contacts.In the process, the sidepiece erectting frock is withstood, such as, the right side of figure left in Fig. 4 is withstood, make setting frock 1
Do not produce sliding.
3. using setting frock as support, frame is using bearing pin 13 as rotary shaft, along with overhead traveling crane constantly crawl hoists, rises
The process of liter needs overhead traveling crane constantly to move, and gradually rotates and is in vertical state to suspension hook with erectting frock.Use to erect frock work
For the scheme supported, it is to avoid the corner of frame 4 stress in switching process is concentrated, thus avoids rack construction deformation.
4. 2 joint pins being disassembled, overhead traveling crane hoists certain altitude, completely disengages from 2 and erects frocks, mobile overhead crane,
Frame is winched to operating platform 5 overhead, and drops down onto on operating platform 5.
5., after having erect, the weld seam of upper surface becomes PA downhand welding, PB flat fillet weld position the most completely, operates very
Simply, having welded this side weld, erected by opposite side according still further to the method, the main body weld seam of such frame just can be whole
Welding completes.
The present invention is a kind of large-sized low-speed two stroke diesel engine machine frame erection scheme, and relatively difficult welding position is changed
For simple, operability is high.Improve weld is accepted rate, weld appearance beautiful appearance, thus improve Product jointing quality.Reduce weldering
Connect heat input, thus improve the excessive welding deformation caused of heat input and the problem of welding contraction, it is possible to ensure chi
The very little tolerance meeting drawing；Reduce the labor intensity of welder, be greatly improved production efficiency, belong to welding technique model
Farmland.
The present invention designs ingenious, utilizes the principle of hinge, to erect frock as hinge supporting seat, and using joint pin as
Rotary shaft, hoisting and walking by overhead traveling crane, frame rotates as fulcrum to erect frock, completes the conversion of center of gravity, easily
Machine frame erection is got up.Erect frock and dismount simple, convenient, can operate with 1 people；Safety improves, a sky
Car just can complete the operation of machine frame erection.
The above embodiments are only the preferred technical solution of the present invention, and are not construed as the restriction for the present invention, this Shen
Embodiment in please and the feature in embodiment, can mutual combination in any in the case of not conflicting.The protection model of the present invention
Enclose the technical scheme should recorded with claim, including the equivalent side of technical characteristic in the technical scheme that claim is recorded
Case is protection domain.Equivalent the most in this range is improved, also within protection scope of the present invention.
Claims (9)
1. frame entirety erects a frock, and including jenny (2), jenny (2) is provided with steel wire rope (3), steel wire rope
(3) for being connected with the hanger (41) of frame (4) one end, it is characterized in that: be additionally provided with for the hanger with frame (4) other end
(41) the setting frock (1) connected；
In described setting frock (1), the top of base portion (12) is provided with pin-and-hole (11), and pin-and-hole (11) is connected with bearing pin (13),
Bearing pin (13) is for being connected with hanger (41)；
The center of gravity erectting frock (1) is positioned at the bottom of base portion (12).
A kind of frame entirety the most according to claim 1 erects frock, it is characterized in that: described setting frock (1) each
The width of side top is less than the width of bottom.
A kind of frame entirety the most according to claim 1 erects frock, it is characterized in that: described setting frock (1) includes
Two piece of first side plate (121) and two piece of second side plate (122) are welded, and the length of the first side plate (121) is more than the second side plate
(122) length, the first side plate (121) aligns with the bottom of the second side plate (122), and pin-and-hole (11) is positioned at the first side plate (121)
On.
A kind of frame entirety the most according to claim 3 erects frock, it is characterized in that: described the first side plate (121) and
Second side plate (122) is trapezoidal, and the top width of the first side plate (121) and the second side plate (122) is less than the width of bottom.
A kind of frame entirety the most according to claim 3 erects frock, it is characterized in that: described the first side plate (121) is
Trapezoidal, the top width of the first side plate (121) is less than the width of bottom.
A kind of frame entirety the most according to claim 3 erects frock, it is characterized in that: described the second side plate (122) is
Trapezoidal, the top width of the second side plate (122) is less than the width of bottom.
7. use the frame entirety described in any one of claim 1 ~ 6 to erect the method that frock carries out welding, it is characterized in that
Comprise the following steps:
One, two pieces setting frock (1) is connected respectively with two hangers (41) of frame (4) one end, jenny (2) and frame
(4) two hangers (41) of the other end connect；
Two, jenny (2) crawl hoists, until two are erect frock (1) and are perpendicular to ground；
Three, to erect frock (1) as supporting, frame, to erect the bearing pin (13) of frock (1) as rotary shaft, is hung along with mobile
Car (2) constantly crawl hoists, and the process of hoisting needs jenny (2) constantly to move to the center of gravity direction of frame (4), gradually revolves
Go to suspension hook and be in vertical state with erectting frock；
Four, the bearing pin (13) erectting frock (1) being unloaded, jenny (2) frame (4) that hoists, to certain altitude, completely disengages from
Two pieces erects frock (1), and frame is winched to operating platform (5) overhead, and drops down onto on operating platform (5) by jenny (2)；
Five, after having erect, downhand welding or flat fillet weld are implemented at frame (4) upper surface；
Six, welded this side weld, according still further to step one ~ five, frame (4) opposite side has been erected；
By above step, reduce the welding difficulty of frame.
Employing frame entirety the most according to claim 7 erects the method that frock carries out welding, and it is characterized in that: in step 2
In, the sidepiece erectting frock (1) is withstood, makes setting frock (1) not sliding.
Employing frame entirety the most according to claim 7 erects the method that frock carries out welding, and it is characterized in that: described hangs
Ear position is arranged on the structure-reinforced portion of frame (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610636251.8A CN106078071B (en) | 2016-08-05 | 2016-08-05 | The welding method of frock is integrally erect using frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610636251.8A CN106078071B (en) | 2016-08-05 | 2016-08-05 | The welding method of frock is integrally erect using frame |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106078071A true CN106078071A (en) | 2016-11-09 |
| CN106078071B CN106078071B (en) | 2018-02-13 |
Family
ID=57454230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610636251.8A Active CN106078071B (en) | 2016-08-05 | 2016-08-05 | The welding method of frock is integrally erect using frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106078071B (en) |
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| JPS60148889A (en) * | 1984-01-12 | 1985-08-06 | 株式会社東芝 | Method of varying attitude of article |
| JP2004250159A (en) * | 2003-02-19 | 2004-09-09 | Kobelco Contstruction Machinery Ltd | Inverting device of discarded automobile |
| CN203728398U (en) * | 2014-02-14 | 2014-07-23 | 上海第一机床厂有限公司 | Transporting device with lifting and overturning functions |
| CN204079221U (en) * | 2014-09-05 | 2015-01-07 | 招商局重工(深圳)有限公司 | A kind of truncated cone-shaped suspension ring and piling bar Lift-on/Lift-off System |
| CN204173780U (en) * | 2014-09-24 | 2015-02-25 | 上海振华重工(集团)股份有限公司 | Steel structure equipment for supporting patient with burn and terrestrial components thereof |
| CN104555734A (en) * | 2013-10-15 | 2015-04-29 | 烟台中集来福士海洋工程有限公司 | Upper upright column turnover device and method for marine crane |
| CN204588505U (en) * | 2015-04-15 | 2015-08-26 | 阿尔斯通水电设备（中国）有限公司 | The safe overturn structure of a kind of large-scale water turbine runner |
| CN205834583U (en) * | 2016-08-05 | 2016-12-28 | 青岛海西船舶柴油机有限公司 | Frame entirety erects frock |
-
2016
- 2016-08-05 CN CN201610636251.8A patent/CN106078071B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60148889A (en) * | 1984-01-12 | 1985-08-06 | 株式会社東芝 | Method of varying attitude of article |
| JP2004250159A (en) * | 2003-02-19 | 2004-09-09 | Kobelco Contstruction Machinery Ltd | Inverting device of discarded automobile |
| CN104555734A (en) * | 2013-10-15 | 2015-04-29 | 烟台中集来福士海洋工程有限公司 | Upper upright column turnover device and method for marine crane |
| CN203728398U (en) * | 2014-02-14 | 2014-07-23 | 上海第一机床厂有限公司 | Transporting device with lifting and overturning functions |
| CN204079221U (en) * | 2014-09-05 | 2015-01-07 | 招商局重工(深圳)有限公司 | A kind of truncated cone-shaped suspension ring and piling bar Lift-on/Lift-off System |
| CN204173780U (en) * | 2014-09-24 | 2015-02-25 | 上海振华重工(集团)股份有限公司 | Steel structure equipment for supporting patient with burn and terrestrial components thereof |
| CN204588505U (en) * | 2015-04-15 | 2015-08-26 | 阿尔斯通水电设备（中国）有限公司 | The safe overturn structure of a kind of large-scale water turbine runner |
| CN205834583U (en) * | 2016-08-05 | 2016-12-28 | 青岛海西船舶柴油机有限公司 | Frame entirety erects frock |
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| Publication number | Publication date |
|---|---|
| CN106078071B (en) | 2018-02-13 |
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Effective date of registration: 20200327 Address after: 266520 No. 501 Lijiang East Road, Huangdao District, Shandong, Qingdao Patentee after: CHINA SHIPBUILDING INDUSTRY CORPORATION DIESEL ENGINE Co.,Ltd. Address before: 266520 No. 501 Lijiang East Road, Shandong, Qingdao Patentee before: QINGDAO HAIXI MARINE DIESEL ENGINE Co.,Ltd. |
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Address after: 266520 No. 501 Lijiang East Road, Huangdao District, Qingdao, Shandong Patentee after: China Shipbuilding Industry Corporation Diesel ENGINE Co.,Ltd. Address before: 266520 No. 501 Lijiang East Road, Huangdao District, Qingdao, Shandong Patentee before: CHINA SHIPBUILDING INDUSTRY CORPORATION DIESEL ENGINE Co.,Ltd. |
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