CN102172678B - Steel pipe finishing machine - Google Patents
Steel pipe finishing machine Download PDFInfo
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- CN102172678B CN102172678B CN 201110034761 CN201110034761A CN102172678B CN 102172678 B CN102172678 B CN 102172678B CN 201110034761 CN201110034761 CN 201110034761 CN 201110034761 A CN201110034761 A CN 201110034761A CN 102172678 B CN102172678 B CN 102172678B
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Abstract
The invention discloses a steel pipe finishing machine, which comprises a frame, a mold and a hydraulic system and is characterized in that: upper and lower transverse beams are arranged between left and right wall plates of the frame; the mold comprises an upper module and a lower module of which the inner sides are semicircular; both sides of the upper module and the lower module are provided with mold closing guide parts; the upper module is fixed on a longitudinal pull rod through an upper mold seat; at least four upright auxiliary oil cylinders are arranged on the upper transverse beam; a piston rod of each auxiliary oil cylinder is positioned above; a pull rod transverse beam is fixed at the top end of the piston rod; the top end of the pull rod is fixed on the pull rod transverse beam; each auxiliary oil cylinder can be used for driving the pull rod to drive the upper module to ascend or descend; a main oil cylinder is arranged on the lower transverse beam and can be used for driving the lower module to ascend or descend; and the main and the auxiliary oil cylinders are connected to the hydraulic system. The frame has high shock resistance and high rigidity, and can meet the finishing requirement on a large-caliber steel pipe workpiece.
Description
Technical field
The present invention relates to for the steel pipe workpieces process equipment of making petroleum transportation pipeline, building structure pipeline and paper making equipment carrying roller, particularly wherein a kind of steel pipe finishing machine.
Background technology
The technical disadvantages such as present steel-tube finishing equipment, the maximum caliber of its finishing steel pipe workpieces is generally at ∮ about 800, and exists the equipment finishing accuracy low, and the finishing diameter is little, and the load-bearing tonnage is little, so it is difficult to large-diameter steel pipe is carried out finishing.
The large-diameter steel pipe finishing machine is a kind of equipment that can carry out to large-diameter steel pipe finishing, be applicable to petroleum transportation pipeline, building structure pipeline and the manufacturing of paper making equipment carrying roller that heavy caliber and circularity are had relatively high expectations, but the large-diameter steel pipe finishing equipment is few at home, some large-diameter steel pipe finishing equipment finishing abilities are relatively poor, can't reach the required every precision of product.
At present, at home and abroad there is no and surpass 1.6 meters steel pipe finishing machine, but general finishing diameter is ∮ 800mm-∮ 1000mm steel pipe workpieces, this situation restriction large-diameter steel pipe is applied in the developing direction of petroleum transportation pipeline, paper making equipment carrying roller, and because of can't finishing large-diameter steel pipe workpiece, formation can only be made the present situation of small-bore product, causes the waste of product material.
Summary of the invention
Task of the present invention is to solve the existing technological deficiency of steel pipe finishing machine in the prior art, and a kind of steel pipe finishing machine is provided.
Its technical solution is:
A kind of steel pipe finishing machine, comprise frame, the vertically mould of folding and hydraulic system, frame comprises left wallboard and right wallboard, between left wallboard and right wallboard, be provided with entablature and sill, above-mentioned mould comprises the upper module of inboard semicircular in shape and the lower module of inboard semicircular in shape, be provided with the matched moulds guide part in the both sides of upper module and lower module, upper module is fixed on the longitudinal tie by upper bolster, on entablature, be provided with at least four upright auxiliary oil cylinders, the cylinder body of each auxiliary oil cylinder is in the below and is fixed on the entablature, the piston rod of each auxiliary oil cylinder is in the top, there is a pull bar crossbeam to be fixed on the top of all piston rods, the top of above-mentioned pull bar is fixed on the pull bar crossbeam, all auxiliary oil cylinders can drive pull bar and carry upper module by pull bar and make the action of rising or descending, be provided with a master cylinder at sill, the cylinder body of master cylinder is fixed on the sill, lower module is fixed on the top of the piston rod of master cylinder by die shoe, master cylinder can carry lower module and make the action of rising or descending, above-mentioned master, auxiliary oil cylinder access hydraulic system.
Above-mentioned auxiliary oil cylinder is four, balancedly is arranged on four corners of middle section of entablature.
The middle section of above-mentioned entablature is provided with cylinder seat base plate, and the cylinder seat of each auxiliary oil cylinder is fixed on the cylinder seat base plate, is provided with limiting section between cylinder seat base plate and upper bolster.
The inboard of above-mentioned upper module is provided with panel, and the inboard of lower module is provided with lower panel.
Above-mentioned pull bar is provided with the pull bar fairlead.
Above-mentioned matched moulds guide part comprises four guiding branches, four guiding branches are divided into two groups, be distributed in the left and right sides of mould, each branch of leading comprises a upright lead and a fairlead that is nested with on lead, the lower end of lead is fixed on the outer side edges of lower module, and fairlead is fixed on the outer side edges of upper module.
The top of above-mentioned frame is provided with safe fence, is provided with the cat ladder of climbing up frame top in a side of frame.
Above-mentioned entablature and sill are fixed on the left and right wallboard by bolt pair.
Between the welding plate of above-mentioned frame; be in and joining of Different Plane form angle welding between the plate; conplane joining forms downhand weld between the plate; downhand weld adopts the submerged arc welding machine welding, and angle welding adopts the CO2 shield welder welding, makes the weld seam filler full; post weld heat treatment annealing; make the weld seam internal stress reach balance, with jarring machine frame is implemented vibrations again and process, detect a flaw with the ultrasonic magnetic particle method butt welded seam that involves.
The present invention can have following useful technique effect:
Frame anti-vibration resistance of the present invention is strong, and rigidity is high, can satisfy the finishing requirement to the large-diameter steel pipe workpiece.In addition, the making of frame is then adopted different welding methods according to different weld seams, and the heat treatment of postwelding strict implement and flaw detection technique make the intensity of frame can satisfy actual needs.
Description of drawings
The invention will be further described below in conjunction with accompanying drawing and the specific embodiment:
Fig. 1 is the structural principle schematic diagram of one embodiment of the present invention.
Fig. 2 is the side-looking structural representation of Fig. 1 mode.
Fig. 3 is the partial structurtes schematic diagram of Fig. 1 mode, mainly shows the master cylinder part.
Situation when Fig. 4 shows Fig. 1 mode for the finishing steel pipe workpieces.
Fig. 5 is the side-looking situation figure of Fig. 4 mode.
The specific embodiment
In conjunction with Fig. 1 to Fig. 5, a kind of steel pipe finishing machine comprises mould and the hydraulic system of frame, vertically folding.Frame comprises left wallboard 1 and right wallboard 2, is provided with entablature 3 and sill 4 between left wallboard 1 and right wallboard 2, and entablature 3 is fixed on the left and right wallboard 1,2 by bolt pair with sill 4.Mould comprises the upper module 5 of inboard semicircular in shape and the lower module 6 of inboard semicircular in shape, both sides at upper module 5 and lower module 6 are provided with the matched moulds guide part, upper module 5 is fixed on the longitudinal tie 8 by upper bolster 7, on entablature 3, be provided with at least four upright auxiliary oil cylinders 9, the cylinder body of each auxiliary oil cylinder 9 is in the below and is fixed on the entablature, the piston rod of each auxiliary oil cylinder 9 is in the top, there is a pull bar crossbeam 10 to be fixed on the top of all piston rods, the top of above-mentioned pull bar 8 is fixed on the pull bar crossbeam 10, all auxiliary oil cylinder 9 synchronization actions, can drive pull bar and carry the action that upper module 5 is made rising or descended by pull bar, be provided with a master cylinder 11 at sill 4, the cylinder body of master cylinder 11 is fixed on the sill 4, lower module 6 is fixed on the top of the piston rod of master cylinder by die shoe 12, master cylinder 11 can carry lower module and make the action of rising or descending, above-mentioned master, auxiliary oil cylinder access hydraulic system.Make corresponding action by the major and minor oil cylinder of HYDRAULIC CONTROL SYSTEM, carry the corresponding rising of upper module and lower module or decline, and then make vertical matched moulds or die sinking action, realize the finished machined to steel pipe workpieces 13.
Above-mentioned auxiliary oil cylinder can be preferably four, balancedly is arranged on four corners of middle section of entablature.The middle section of above-mentioned entablature is provided with cylinder seat base plate 14, and the cylinder seat of each auxiliary oil cylinder is fixed on the cylinder seat base plate 14, is provided with limiting section 15 between cylinder seat base plate 14 and upper bolster 7.
On the basis of aforesaid way, the inboard of upper module is provided with panel 16, and the inboard of lower module is provided with lower panel 17.
On the basis of aforesaid way, pull bar is provided with pull bar fairlead 18.
On the basis of aforesaid way, above-mentioned matched moulds guide part comprises four guiding branches, four guiding branches are divided into two groups, be distributed in the left and right sides of mould, each branch of leading comprises a upright lead 19 and a fairlead 20 that is nested with on lead, the lower end of lead 19 is fixed on the outer side edges of lower module, and fairlead 20 is fixed on the outer side edges of upper module.
On the basis of aforesaid way, the top of above-mentioned frame is provided with safe fence 21, is provided with the cat ladder 22 of climbing up frame top in a side of frame.
On the basis of aforesaid way; between the welding plate of above-mentioned frame; be in and joining of Different Plane form angle welding between the plate, conplane joining forms downhand weld between the plate, and downhand weld adopts the submerged arc welding machine welding; angle welding adopts the CO2 shield welder welding; make the weld seam filler full, post weld heat treatment annealing makes the weld seam internal stress reach balance; with jarring machine frame is implemented vibrations again and process, detect a flaw with the ultrasonic magnetic particle method butt welded seam that involves.This mode can solve the problems such as distortion of frame preferably.
The technology contents of not addressing in the aforesaid way is taked or is used for reference prior art and can realize.
Claims (5)
1. steel pipe finishing machine, comprise frame, the vertically mould of folding and hydraulic system, it is characterized in that: described frame comprises left wallboard and right wallboard, between left wallboard and right wallboard, be provided with entablature and sill, above-mentioned mould comprises the upper module of inboard semicircular in shape and the lower module of inboard semicircular in shape, be provided with the matched moulds guide part in the both sides of upper module and lower module, upper module is fixed on the longitudinal tie by upper bolster, on entablature, be provided with at least four upright auxiliary oil cylinders, the cylinder body of each auxiliary oil cylinder is in the below and is fixed on the entablature, the piston rod of each auxiliary oil cylinder is in the top, there is a pull bar crossbeam to be fixed on the top of all piston rods, the top of above-mentioned pull bar is fixed on the pull bar crossbeam, all auxiliary oil cylinders can drive pull bar and carry upper module by pull bar and make the action of rising or descending, be provided with a master cylinder at sill, the cylinder body of master cylinder is fixed on the sill, lower module is fixed on the top of the piston rod of master cylinder by die shoe, master cylinder can carry lower module and make the action of rising or descending, described master, auxiliary oil cylinder access hydraulic system;
Described auxiliary oil cylinder is four, balancedly is arranged on four corners of middle section of entablature;
The inboard of described upper module is provided with panel, and the inboard of lower module is provided with lower panel;
Described pull bar is provided with the pull bar fairlead;
Described matched moulds guide part comprises four guiding branches, four guiding branches are divided into two groups, be distributed in the left and right sides of mould, each branch of leading comprises a upright lead and a fairlead that is nested with on lead, the lower end of lead is fixed on the outer side edges of lower module, and fairlead is fixed on the outer side edges of upper module.
2. steel pipe finishing machine according to claim 1, it is characterized in that: the middle section of described entablature is provided with cylinder seat base plate, and the cylinder seat of each auxiliary oil cylinder is fixed on the cylinder seat base plate, is provided with limiting section between cylinder seat base plate and upper bolster.
3. steel pipe finishing machine according to claim 1, it is characterized in that: the top of described frame is provided with safe fence, is provided with the cat ladder of climbing up frame top in a side of frame.
4. steel pipe finishing machine according to claim 1, it is characterized in that: described entablature and sill are fixed on the left and right wallboard by bolt pair.
5. steel pipe finishing machine according to claim 1; it is characterized in that: between the welding plate of described frame; be in and joining of Different Plane form angle welding between the plate; conplane joining forms downhand weld between the plate; downhand weld adopts the submerged arc welding machine welding; angle welding adopts the CO2 shield welder welding; make the weld seam filler full; post weld heat treatment annealing; make the weld seam internal stress reach balance; with jarring machine frame is implemented vibrations again and process, detect a flaw with the ultrasonic magnetic particle method butt welded seam that involves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110034761 CN102172678B (en) | 2011-02-09 | 2011-02-09 | Steel pipe finishing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110034761 CN102172678B (en) | 2011-02-09 | 2011-02-09 | Steel pipe finishing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102172678A CN102172678A (en) | 2011-09-07 |
| CN102172678B true CN102172678B (en) | 2013-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110034761 Active CN102172678B (en) | 2011-02-09 | 2011-02-09 | Steel pipe finishing machine |
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| Country | Link |
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| CN (1) | CN102172678B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102615146A (en) * | 2012-04-12 | 2012-08-01 | 哈尔滨建成北方专用车有限公司 | Tube body roundness correcting device of thin-wall pressure container |
| CN104550332A (en) * | 2013-10-27 | 2015-04-29 | 天津市津英达塑料制品有限责任公司 | Flattening device for welding opening of protector steel jacket |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101069906A (en) * | 2007-06-08 | 2007-11-14 | 高新张铜股份有限公司 | Metal tube shaping apparatus |
| CN201342451Y (en) * | 2008-12-14 | 2009-11-11 | 天水锻压机床有限公司 | Die of steel tube reeling straightening machine |
| CN201684808U (en) * | 2009-12-28 | 2010-12-29 | 安徽省电力公司阜阳供电公司 | Hydraulic seaming and reforming device for steel pipe rod |
| CN202045206U (en) * | 2011-02-09 | 2011-11-23 | 青岛武晓集团有限公司 | Steel tube finishing machine |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07100177B2 (en) * | 1988-12-02 | 1995-11-01 | 住友金属工業株式会社 | UOE steel pipe roundness straightening method and straightening device |
| JPH07204744A (en) * | 1994-01-21 | 1995-08-08 | Mitsubishi Electric Corp | Device for straightening cylindrical body |
-
2011
- 2011-02-09 CN CN 201110034761 patent/CN102172678B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101069906A (en) * | 2007-06-08 | 2007-11-14 | 高新张铜股份有限公司 | Metal tube shaping apparatus |
| CN201342451Y (en) * | 2008-12-14 | 2009-11-11 | 天水锻压机床有限公司 | Die of steel tube reeling straightening machine |
| CN201684808U (en) * | 2009-12-28 | 2010-12-29 | 安徽省电力公司阜阳供电公司 | Hydraulic seaming and reforming device for steel pipe rod |
| CN202045206U (en) * | 2011-02-09 | 2011-11-23 | 青岛武晓集团有限公司 | Steel tube finishing machine |
Non-Patent Citations (2)
| Title |
|---|
| JP平2-151318A 1990.06.11 |
| JP特开平7-204744A 1995.08.08 |
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| CN102172678A (en) | 2011-09-07 |
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Address after: 266300, No. 553 East Lanzhou Road, Qingdao, Shandong, Jiaozhou Applicant after: Qingdao Wuxiao [Group] Share Co., Ltd. Address before: 266300, No. 553 East Lanzhou Road, Qingdao, Shandong, Jiaozhou Applicant before: Qingdao Wuxiao (Group) Co., Ltd. |
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