CN107225159A - Small-diameter thick-walled Taper Pipe process for making - Google Patents
Small-diameter thick-walled Taper Pipe process for making Download PDFInfo
- Publication number
- CN107225159A CN107225159A CN201710411724.9A CN201710411724A CN107225159A CN 107225159 A CN107225159 A CN 107225159A CN 201710411724 A CN201710411724 A CN 201710411724A CN 107225159 A CN107225159 A CN 107225159A
- Authority
- CN
- China
- Prior art keywords
- welding
- taper pipe
- pipe
- small
- diameter thick
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/15—Making tubes of special shape; Making tube fittings
- B21C37/16—Making tubes with varying diameter in longitudinal direction
- B21C37/18—Making tubes with varying diameter in longitudinal direction conical tubes
- B21C37/185—Making tubes with varying diameter in longitudinal direction conical tubes starting from sheet material
-
- 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
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
- B23K31/027—Making tubes with soldering or welding
-
- 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
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0211—Carriages for supporting the welding or cutting element travelling on a guide member, e.g. rail, track
- B23K37/0217—Carriages for supporting the welding or cutting element travelling on a guide member, e.g. rail, track the guide member being fixed to the workpiece
-
- 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
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0294—Transport carriages or vehicles
Abstract
The present invention relates to a kind of small-diameter thick-walled Taper Pipe process for making, it the described method comprises the following steps:Step 1: carrying out steel plate cutting shearing according to Taper Pipe size;Step 2: forming inside and outside groove by cutter or gas flame cuttiug mode to steel plate both sides;Step 3: steel plate carries out pre-bending, shaping, joint close and prewelding formation pipe;Step 4: inner side groove welding;Step 5: outside groove welding;Step 6: examining;Step 7: finishing.The present invention provides a kind of small-diameter thick-walled Taper Pipe process for making, and it can be welded to groove on the inside of Taper Pipe easily and fast, so that final weld strength has been effectively ensured, substantially increase production efficiency.
Description
Technical field
The present invention relates to a kind of small-diameter thick-walled Taper Pipe process for making, belong to steel pipe processing technique field.
Background technology
Seamless steel pipe has hollow section, a large amount of pipelines for being used as trandfer fluid, such as transfer oil, natural gas, coal gas and water
And the pipeline of some solid materials etc..But size is difficult adjustment, it is necessary to change inside and outside using lathe after seamless steel pipe shaping
The size in footpath, is not only lost time and manpower, and also raw material are caused with very big waste.Steel pipes with straight is weld seam and steel pipe longitudinal direction
Parallel steel pipe, ERW simple production process, production efficiency is high, and cost is low, and seamless steel pipe size tune can be filled up very well
Deficiency in terms of whole underaction.
The forming of current steel pipes with straight is that, first by plate cutting, then pre-bending shaping rolls into opening pipe, then
Send into Prewelding machine prewelding joint close, last skelp longitudinal seam formation final finished.But such pipe was welded in the past for manual welding
Connect, therefore this processing method can only apply to the less heavy caliber steel pipes with straight processing of thickness of steel pipe, for small-diameter thick-walled
Steel pipes with straight, because steel pipe bore is small, workman can only be welded on the outside of steel pipe, it is impossible to be welded on the inside of from steel pipe, and
Because thickness of steel pipe is big, timber intensity is high, and resilience is larger, and final weld strength and weldering can not be effectively ensured by only being welded from outside
Connect quality.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of small-diameter thick-walled Taper Pipe for above-mentioned prior art to make
Process, it can be welded to groove on the inside of Taper Pipe easily and fast, so that final weld strength has been effectively ensured,
Substantially increase production efficiency.
The present invention the used technical scheme that solves the above problems is:A kind of small-diameter thick-walled Taper Pipe process for making,
It is characterized in that the described method comprises the following steps:
Step 1: carrying out steel plate cutting shearing according to Taper Pipe size;
Step 2: forming inside and outside groove by cutter or gas flame cuttiug mode to steel plate both sides;
Step 3: steel plate carries out pre-bending, shaping, joint close and prewelding formation pipe;
Step 4: inner side groove welding;
Pipe is placed horizontally on welding roller-way, rotation pipe adjustment groove position makes groove be located at the top of pipe;
One welded rails are set in pipe inside bottom surface, and welded rails are in tilted layout, made after welded rails and horizontal positioned
Top surface is parallel on the inside of pipe, is provided with welded rails on welding tractor, welding tractor and is provided with welding support, welding support
On be provided with welding gun, be provided with hoist engine on front side of welding roller-way, be connected between hoist engine and welding tractor by steel wire rope, rolled up
Machine is raised to pull welding tractor to move from back to front to complete the welding of inner side groove;
Step 5: outside groove welding;
Step 6: examining;
Step 7: finishing.
Welded rails and horizontal angle are twice of Taper Pipe taper.
Welded rails front end is provided with transition roller.
The welding roller-way, which includes being provided with row's bearing, each bearing on support, the support, is provided with swivel base,
It is hinged in the middle part of the swivel base with bearing, the swivel base upper end sets and is provided with carrying roller, the bearing on roller carrier shaft, the roll shaft
Lower section, which is provided with to be hinged on oil cylinder seat, the oil cylinder seat, is provided with hydraulic cylinder, and the hydraulic cylinder piston rod end turns with one of them
Seat lower end is hinged, and horizontally disposed above the hydraulic cylinder to have connecting rod, each swivel base lower end is hinged with connecting rod.
The swivel base includes being provided with connecting shaft, the company between two supporting plates in left and right, two supporting plates in the left and right
Two connecting plates in left and right are provided with spindle, the connecting plate lower end of the hydraulic cylinder piston rod end and one of swivel base is mutually cut with scissors
Connect.
The support side is provided with former and later two turnover brackets, former and later two described turnover brackets and is provided with upset
Upset roller is provided with axle, the trip shaft, one of trip shaft is driven by the second motor.
Compared with prior art, the advantage of the invention is that:
The present invention provides a kind of small-diameter thick-walled Taper Pipe process for making, and it can enter to groove on the inside of Taper Pipe easily and fast
Row welding, so that final weld strength has been effectively ensured, substantially increases production efficiency.
Brief description of the drawings
Fig. 1 is the schematic diagram of inner side groove welding in a kind of small-diameter thick-walled Taper Pipe process for making of the invention.
Fig. 2 is the structural representation of inner side groove welding roller-way in a kind of small-diameter thick-walled Taper Pipe process for making of the invention
Figure.
Fig. 3 is Fig. 2 A-A sectional views.
Wherein:
Welded rails 1
Welding tractor 2
Welding support 3
Welding gun 4
Hoist engine 5
Steel wire rope 6
Transition roller 7
Support 8
Bearing 9
Transposase 11 0
Supporting plate 10.1
Connecting plate 10.2
Connecting shaft 10.3
Roller carrier shaft 11
Carrying roller 12
Connecting rod 13
Oil cylinder seat 14
Hydraulic cylinder 15
First motor 16
Belt wheel mechanism 17
Bearing block 18
Turnover bracket 19
Trip shaft 20
Overturn roller 21
Second motor 22.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing embodiment.
A kind of small-diameter thick-walled Taper Pipe process for making in the present embodiment, the described method comprises the following steps:
Step 1: carrying out steel plate cutting shearing according to Taper Pipe size;
Step 2: forming inside and outside groove by cutter or gas flame cuttiug mode to steel plate both sides;
Step 3: steel plate carries out pre-bending, shaping, joint close and prewelding formation pipe;
Step 4: inner side groove welding;
Pipe is placed horizontally on welding roller-way, rotation pipe adjustment groove position makes groove be located at the top of pipe;
Referring to Fig. 1, a welded rails 1 are set in pipe inside bottom surface, welded rails 1 are in tilted layout, welded rails 1 and level
The angle of line is twice of Taper Pipe taper, makes welded rails 1 parallel with top surface on the inside of the pipe after horizontal positioned, welded rails
It is provided with 1 on welding tractor 2, welding tractor 2 and is provided with welding support 3, welding gun 4 is provided with welding support 3, welds roller-way
Front side is provided with hoist engine 5, is connected between hoist engine 5 and welding tractor 2 by steel wire rope 6, and hoist engine pulls welding tractor
Move to complete the welding of inner side groove from back to front;
The front end of welded rails 1 is provided with transition roller 7;
Referring to Fig. 2, Fig. 3, the welding roller-way includes being provided with row's bearing 9, each bearing 9 on support 8, the support 8
Transposase 11 0 is provided with, the middle part of transposase 11 0 is hinged with bearing 9, and the upper end of transposase 11 0 sets roller carrier shaft 11, the roller
Carrying roller 12 is provided with axle 11, the lower section of bearing 9, which is provided with to be hinged on oil cylinder seat 14, the oil cylinder seat 14, is provided with hydraulic cylinder
15, the tailpiece of the piston rod of hydraulic cylinder 15 is hinged with one of lower end of transposase 11 0, and the top of hydraulic cylinder 15 is in the horizontal direction
Connecting rod 13 is provided with, each lower end of transposase 11 0 is hinged with connecting rod 13;
Each side of bearing 9 is provided with the first motor 16, and belt wheel is passed through between the output end of the first motor 16 and roller carrier shaft 11
Mechanism 17 is connected;
The transposase 11 0 includes being provided with connecting shaft between two supporting plates 10.1 in left and right, two supporting plates 10.1 in the left and right
10.3, be provided with two connecting plates 10.2 in left and right in the connecting shaft 10.3, the tailpiece of the piston rod of hydraulic cylinder 15 and one of them
The lower end of connecting plate 10.2 of transposase 11 0 is hinged;
The upper end of supporting plate 10.1 is provided with bearing block 18;
The side of support 8 is provided with to be provided with former and later two turnover brackets 19, former and later two described turnover brackets 19 and turned over
Upset roller 21 is provided with rotating shaft 20, the trip shaft 20, one of trip shaft 20 is driven by the second motor 22;
Step 5: outside groove welding;
Step 6: examining;
Step 7: finishing.
In addition to the implementation, present invention additionally comprises have other embodiment, all use equivalent transformation or equivalent replacements
The technical scheme that mode is formed, all should fall within the scope of the hereto appended claims.
Claims (6)
1. a kind of small-diameter thick-walled Taper Pipe process for making, it is characterised in that the described method comprises the following steps:
Step 1: carrying out steel plate cutting shearing according to Taper Pipe size;
Step 2: forming inside and outside groove by cutter or gas flame cuttiug mode to steel plate both sides;
Step 3: steel plate carries out pre-bending, shaping, joint close and prewelding formation pipe;
Step 4: inner side groove welding;
Pipe is placed horizontally on welding roller-way, rotation pipe adjustment groove position makes groove be located at the top of pipe;
One welded rails are set in pipe inside bottom surface, and welded rails are in tilted layout, made after welded rails and horizontal positioned
Top surface is parallel on the inside of pipe, is provided with welded rails on welding tractor, welding tractor and is provided with welding support, welding support
On be provided with welding gun, be provided with hoist engine on front side of welding roller-way, be connected between hoist engine and welding tractor by steel wire rope, rolled up
Machine is raised to pull welding tractor to move from back to front to complete the welding of inner side groove;
Step 5: outside groove welding;
Step 6: examining;
Step 7: finishing.
2. a kind of small-diameter thick-walled Taper Pipe process for making according to claim 1, it is characterised in that:Welded rails with
Horizontal angle is twice of Taper Pipe taper.
3. a kind of small-diameter thick-walled Taper Pipe process for making according to claim 1, it is characterised in that:Before welded rails
End is provided with transition roller.
4. a kind of small-diameter thick-walled Taper Pipe process for making according to claim 1, it is characterised in that:The welding rolls
Road includes support(8), the support(8)On be provided with row's bearing(9), each bearing(9)On be provided with swivel base(10), institute
State swivel base(10)Middle part and bearing(9)It is hinged, the swivel base(10)Upper end sets roller carrier shaft(11), the roll shaft(11)On set
It is equipped with carrying roller(12), the bearing(9)Lower section is provided with oil cylinder seat(14), the oil cylinder seat(14)On be hinged and be provided with hydraulic cylinder
(15), the hydraulic cylinder(15)Tailpiece of the piston rod and one of swivel base(10)Lower end is hinged, the hydraulic cylinder(15)Top edge
It is horizontally arranged to have connecting rod(13), each swivel base(10)Lower end is and connecting rod(13)It is hinged.
5. a kind of small-diameter thick-walled Taper Pipe process for making according to claim 4, it is characterised in that:The swivel base
(10)Including the supporting plate of left and right two(10.1), two supporting plates in the left and right(10.1)Between be provided with connecting shaft(10.3),
The connecting shaft(10.3)On be provided with left and right two connecting plates(10.2), the hydraulic cylinder(15)Tailpiece of the piston rod and one of them
Swivel base(10)Connecting plate(10.2)Lower end is hinged.
6. a kind of small-diameter thick-walled Taper Pipe process for making according to claim 4, it is characterised in that:The support
(8)Side is provided with former and later two turnover brackets(19), former and later two described turnover brackets(19)On be provided with trip shaft
(20), the trip shaft(20)On be provided with upset roller(21), one of trip shaft(20)Pass through the second motor(22)Enter
Row driving.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710411724.9A CN107225159A (en) | 2017-06-05 | 2017-06-05 | Small-diameter thick-walled Taper Pipe process for making |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710411724.9A CN107225159A (en) | 2017-06-05 | 2017-06-05 | Small-diameter thick-walled Taper Pipe process for making |
Publications (1)
Publication Number | Publication Date |
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CN107225159A true CN107225159A (en) | 2017-10-03 |
Family
ID=59934693
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201710411724.9A Pending CN107225159A (en) | 2017-06-05 | 2017-06-05 | Small-diameter thick-walled Taper Pipe process for making |
Country Status (1)
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CN (1) | CN107225159A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113732148A (en) * | 2021-11-05 | 2021-12-03 | 太原科技大学 | Full-hydraulic pre-bending device and method for thick-wall metal straight welded pipe plate edge |
CN115502602A (en) * | 2022-11-02 | 2022-12-23 | 苏州律动游乐设备有限公司 | Self-forming welding equipment and method for reducing pipe |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
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EP0006389A1 (en) * | 1978-06-19 | 1980-01-09 | La Soudure Autogene Francaise | Process and device for the automatic tracking of welding joints |
CN101837530A (en) * | 2009-03-19 | 2010-09-22 | 苏州威达焊割科技有限公司 | Welding backing device for taper pipe stitching welding machine |
CN201969986U (en) * | 2010-11-24 | 2011-09-14 | 安徽富煌钢构股份有限公司 | Taper pipe hidden arc welding jig frame with leaned wheels |
CN103084427A (en) * | 2012-07-09 | 2013-05-08 | 上海月月潮钢管制造有限公司 | Manufacturing method of hardenability steel tube |
CN204234953U (en) * | 2014-11-19 | 2015-04-01 | 天水锻压机床(集团)有限公司 | Pipeline joint close is welding integrated |
CN105345221A (en) * | 2015-11-30 | 2016-02-24 | 浙江瑞能通信科技股份有限公司 | Processing method for iron tower barrel |
CN205764512U (en) * | 2016-05-27 | 2016-12-07 | 四川蓝星机械有限公司 | Cone cylinder welding tooling |
-
2017
- 2017-06-05 CN CN201710411724.9A patent/CN107225159A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0006389A1 (en) * | 1978-06-19 | 1980-01-09 | La Soudure Autogene Francaise | Process and device for the automatic tracking of welding joints |
CN101837530A (en) * | 2009-03-19 | 2010-09-22 | 苏州威达焊割科技有限公司 | Welding backing device for taper pipe stitching welding machine |
CN201969986U (en) * | 2010-11-24 | 2011-09-14 | 安徽富煌钢构股份有限公司 | Taper pipe hidden arc welding jig frame with leaned wheels |
CN103084427A (en) * | 2012-07-09 | 2013-05-08 | 上海月月潮钢管制造有限公司 | Manufacturing method of hardenability steel tube |
CN204234953U (en) * | 2014-11-19 | 2015-04-01 | 天水锻压机床(集团)有限公司 | Pipeline joint close is welding integrated |
CN105345221A (en) * | 2015-11-30 | 2016-02-24 | 浙江瑞能通信科技股份有限公司 | Processing method for iron tower barrel |
CN205764512U (en) * | 2016-05-27 | 2016-12-07 | 四川蓝星机械有限公司 | Cone cylinder welding tooling |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113732148A (en) * | 2021-11-05 | 2021-12-03 | 太原科技大学 | Full-hydraulic pre-bending device and method for thick-wall metal straight welded pipe plate edge |
CN113732148B (en) * | 2021-11-05 | 2022-01-18 | 太原科技大学 | Full-hydraulic pre-bending device and method for thick-wall metal straight welded pipe plate edge |
CN115502602A (en) * | 2022-11-02 | 2022-12-23 | 苏州律动游乐设备有限公司 | Self-forming welding equipment and method for reducing pipe |
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PB01 | Publication | ||
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Application publication date: 20171003 |