CN107160016A - The method that straight tube is welded with pipe fitting Lincoln weld counter weight device and with it - Google Patents
The method that straight tube is welded with pipe fitting Lincoln weld counter weight device and with it Download PDFInfo
- Publication number
- CN107160016A CN107160016A CN201710385621.XA CN201710385621A CN107160016A CN 107160016 A CN107160016 A CN 107160016A CN 201710385621 A CN201710385621 A CN 201710385621A CN 107160016 A CN107160016 A CN 107160016A
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- China
- Prior art keywords
- straight tube
- pipe fitting
- face
- counterweight
- welded
- 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.)
- Withdrawn
Links
- 238000000034 method Methods 0.000 title claims abstract description 10
- 238000003466 welding Methods 0.000 claims abstract description 15
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910052742 iron Inorganic materials 0.000 claims abstract description 7
- 230000005484 gravity Effects 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 6
- 238000003032 molecular docking Methods 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/32—Accessories
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/18—Submerged-arc 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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/06—Tubes
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The present invention provides the method that straight tube is welded with pipe fitting Lincoln weld counter weight device and with the device, including counterweight, chain and retaining mechanism, the chain is the hoisting chain that some iron hoops are socketed to form successively, described chain one end and retaining mechanism are fixed at two relative sides of counterweight respectively, the retaining mechanism includes clamping screw and locking box, the head of the clamping screw is the cylinder that diameter is less than diameter of thread, the locking box is a cuboid box, locking box does not set top plate and bottom plate, one side of locking box is fixedly connected with counterweight, it is face A sideways to set this, the side relative with face A is set as face B, face B is provided with the tapped through hole coordinated with clamping screw, face A is provided with the cylindrical hole with clamping screw head fits, face B tapped through hole and face A cylindrical hole are coaxial and are each perpendicular to face A;The present invention makes automatic submerged-arc welding machine when being not equipped with positioner, can still carry out the welding of straight tube and pipe fitting, improve production efficiency.
Description
Technical field
Used the present invention relates to steel pipe Lincoln weld technical field, more particularly to straight tube with pipe fitting Lincoln weld with refitting
The method put and welded with it.
Background technology
In pipe prefabrication processing industry, the primary structure of product has:Straight tube and straight tube welding, straight tube and pipe fitting (including
Elbow, bend pipe, threeway and shaped piece etc.) welding, Lincoln weld is commonly used a kind of high-quality in the current industry, efficiently
Welding method, the utilization rate of Lincoln weld is higher, more can reduce project cost and project duration.Work as automatic submerged-arc welding machine
Positioner is not equipped with, when straight tube is with straight tube welding, rotates what is needed because the frictional force between workpiece and turning rolls is more than workpiece
Torsion, so Lincoln weld can be carried out;But when straight tube is with pipe fitting welding, due to the eccentric force of pipe fitting, cause work
Frictional force between part and turning rolls rotates the torsion needed much smaller than workpiece, so Lincoln weld can not be used, influences
Production efficiency and product quality.To solve the above problems, part process unit by the way of the weld counterweight on straight tube come
Offset the eccentric moment that causes of pipe fitting, it is to be welded after the completion of counterweight is cut again, easily straight tube is injured, inconvenience is removed and installed.
The content of the invention
Present invention seek to address that the deficiencies in the prior art, and a kind of straight tube and pipe fitting Lincoln weld counter weight device are provided
And the method welded with it.
The present invention to achieve the above object, using following technical scheme:Straight tube and pipe fitting Lincoln weld counter weight device,
Including counterweight, chain and retaining mechanism, the chain is the hoisting chain that some iron hoops are socketed to form successively, described chain one end
And retaining mechanism is fixed at two relative sides of counterweight respectively, the retaining mechanism includes clamping screw and locking box,
The head of the clamping screw is the cylinder that diameter is less than diameter of thread, and the locking box is a cuboid box, and locking box is not set
Top plate and bottom plate, a side of locking box are fixedly connected with counterweight, and it is face A sideways to set this, the side setting relative with face A
The tapped through hole coordinated with clamping screw is provided with for face B, face B, face A is provided with the cylindrical hole with clamping screw head fits, face B
Tapped through hole and face A cylindrical hole it is coaxial and be each perpendicular to face A.
The counterweight includes base, some balancing weights and connecting bolt, and described chain one end and retaining mechanism are fixed respectively
Located at two relative sides of base, it is all provided with fluted at the top of the base and balancing weight, groove both sides are provided with screwed hole, institute
Balancing weight bottom is stated provided with boss, boss both sides are provided with screwed hole, boss insertion groove, the connecting bolt screw in groove and
Some balancing weights are connected by the screwed hole of boss with base.
The bottom of the counterweight is dovetail groove, and the external cylindrical surface of straight tube to be welded and two sides of dovetail groove are tangent.
The present invention also provides the method welded using straight tube and pipe fitting Lincoln weld with counter weight device, including as follows
Step:
1. calculate the weight of pipe fitting to be welded, determine its eccentric moment;
2. first pipe fitting and straight tube to be welded are docking together on the ground, and carried out in the contact surface of pipe fitting and straight tube
Welding, makes pipe fitting be connected with straight tube;
3. straight tube is lain in a horizontal plane on turning rolls, straight tube is placed in the drive end of turning rolls close to one end of pipe fitting;
4. the weight size of counterweight is selected according to the eccentric moment of pipe fitting, by with being refitted on straight tube to be welded, and is adjusted
Save counterweight position, make the center of gravity of counterweight, the center of gravity of pipe fitting and straight tube axis be in same plane, and counterweight with pipe fitting to straight
The equalising torque of pipe axis is offset, and chain is from bottom to top through locking box after straight tube winding, and clamping screw passes through the iron of chain
Ring, the cylindrical hole of clamping screw head insertion locking box, makes counterweight be securely fastened on straight tube;
5. start turning rolls motor and automatic submerged-arc welding machine, welded.
The beneficial effects of the invention are as follows:Counterweight and the equalising torque of pipe fitting are offset when the present invention is used, and straight tube can at the uniform velocity turn
It is dynamic, so as to when automatic submerged-arc welding machine is not equipped with positioner, can still carry out the welding of straight tube and pipe fitting, improve production efficiency and
Product quality, balance weight is adjustable, is suitable for the welding of the straight tube and pipe fitting of different dimensions, and counterweight is detachable, dismounting letter
It is single, it is to avoid damage straight tube.
Brief description of the drawings
Fig. 1 is the front view of the counter weight device of the present invention;
Fig. 2 is the right view of the counter weight device of the present invention;
Fig. 3 is the chain schematic diagram of the counter weight device of the present invention;
Fig. 4 is the use state schematic diagram of the counter weight device of the present invention;
In figure:1- balancing weights;2- connecting bolts;3- bases;4- chains;5- locks box;6- clamping screws;7- counterweights;8-
Retaining mechanism;9- straight tubes;10- pipe fittings;11- turning rolls;
It is described in detail referring to the drawings below with reference to embodiments of the invention.
Embodiment
The invention will be further described with reference to the accompanying drawings and examples:
As shown in Figure 1 to 4, straight tube and pipe fitting Lincoln weld counter weight device, including counterweight 7, chain 4 and locking machine
Structure 8, the chain 4 is the hoisting chain that some iron hoops are socketed to form successively, and described one end of chain 4 and retaining mechanism 8 are solid respectively
Surely two relative sides of counterweight 7 are located at, the retaining mechanism 8 includes clamping screw 6 and locking box 5, the clamping screw 6
Head for diameter be less than diameter of thread cylinder, the locking box 5 be a cuboid box, locking box 5 do not set top plate and bottom plate,
One side of locking box 5 is fixedly connected with counterweight 7, and it is sideways face A to set this, and the side relative with face A is set as face B, face B
Provided with the tapped through hole coordinated with clamping screw 6, face A is provided with the cylindrical hole with the head fits of clamping screw 6, face B screw thread
Through hole and face A cylindrical hole are coaxial and are each perpendicular to face A.
The counterweight 7 includes 8 points of base 3, some balancing weights 1 and connecting bolt 2, described one end of chain 4 and retaining mechanism
It is not fixed at two relative sides of base 3, the top of base 3 and balancing weight 1 is all provided with fluted, and groove both sides are provided with
Screwed hole, the bottom of balancing weight 1 is provided with boss, and boss both sides are provided with screwed hole, boss insertion groove, the connecting bolt
Some balancing weights 1 are connected by the screwed hole of 2 screw-in grooves and boss with base 3.
The bottom of the counterweight 7 is dovetail groove, two side phases of the external cylindrical surface and dovetail groove of straight tube 9 to be welded
Cut.
The present invention also provides the method welded using straight tube and pipe fitting Lincoln weld with counter weight device, including as follows
Step:
1. calculate the weight of pipe fitting 10 to be welded, determine its eccentric moment;
2. first pipe fitting 10 and straight tube 9 to be welded are docking together on the ground, and in contact of the pipe fitting 10 with straight tube 9
Face is welded, and pipe fitting 10 is connected with straight tube 9;
3. straight tube 9 is lain in a horizontal plane on turning rolls 11, straight tube 9 is placed in the active of turning rolls 11 close to one end of pipe fitting 10
End;
4. the weight size of counterweight 7 is selected according to the eccentric moment of pipe fitting 10, counterweight 7 is placed on straight tube 9 to be welded,
And the position of counterweight 7 is adjusted, the axis of the center of gravity, the center of gravity of pipe fitting 10 and straight tube 9 of counterweight 7 is in same plane, and counterweight 7
The equalising torque of the axis of straight tube 9 is offset with pipe fitting 10, chain 4 is after the winding of straight tube 9 from bottom to top through locking box 5, locking
Bolt 6 passes through the iron hoop of chain 4, and the cylindrical hole of the head of clamping screw 6 insertion locking box 5 makes counterweight 7 be securely fastened to straight tube
On 9;
5. start the motor of turning rolls 11 and automatic submerged-arc welding machine, welded.
The present invention is exemplarily described above in conjunction with accompanying drawing, it is clear that the present invention is implemented not by aforesaid way
Limitation, as long as employ the inventive concept and technical scheme of the present invention progress various improvement, or it is not improved directly apply
In other occasions, within protection scope of the present invention.
Claims (4)
1. straight tube and pipe fitting Lincoln weld counter weight device, it is characterised in that including counterweight (7), chain (4) and retaining mechanism
(8), the chain (4) is the hoisting chain that some iron hoops are socketed to form successively, described chain (4) one end and retaining mechanism (8)
Two relative sides of counterweight (7) are fixed at respectively, and the retaining mechanism (8) includes clamping screw (6) and locking box
(5), the head of the clamping screw (6) is the cylinder that diameter is less than diameter of thread, and the locking box (5) is a cuboid box,
Locking box (5) does not set top plate and bottom plate, and a side of locking box (5) is fixedly connected with counterweight (7), and it is face A sideways to set this,
The side relative with face A is set as that face B, face B are provided with the tapped through hole coordinated with clamping screw (6), and face A is provided with and clamping screw
(6) cylindrical hole of head fits, face B tapped through hole and face A cylindrical hole are coaxial and are each perpendicular to face A.
2. straight tube according to claim 1 and pipe fitting Lincoln weld counter weight device, it is characterised in that the counterweight
(7) base (3), some balancing weights (1) and connecting bolt (2) are included, described chain (4) one end and retaining mechanism (8) are solid respectively
Surely it is located at the top of two relative sides of base (3), the base (3) and balancing weight (1) and is all provided with fluted, groove both sides is set
There is screwed hole, balancing weight (1) bottom is provided with boss, and boss both sides are provided with screwed hole, boss insertion groove, the connection
Bolt (2) screws in groove and some balancing weights (1) are connected by the screwed hole of boss with base (3).
3. straight tube according to claim 1 or 2 and pipe fitting Lincoln weld counter weight device, it is characterised in that described to match somebody with somebody
The bottom of weight (7) is dovetail groove, and the external cylindrical surface of straight tube (9) to be welded and two sides of dovetail groove are tangent.
4. welded using the straight tube any one of claims 1 to 33 and pipe fitting Lincoln weld with counter weight device
Method, it is characterised in that comprise the following steps:
1. calculate the weight of pipe fitting (10) to be welded, determine its eccentric moment;
2. first pipe fitting (10) and straight tube (9) to be welded are docking together on the ground, and in pipe fitting (10) and straight tube (9)
Contact surface is welded, and pipe fitting (10) is connected with straight tube (9);
3. straight tube (9) is lain in a horizontal plane on turning rolls (11), straight tube (9) is placed in turning rolls (11) close to one end of pipe fitting (10)
Drive end;
4. the weight size of counterweight (7) is selected according to the eccentric moment of pipe fitting (10), counterweight (7) is placed in straight tube to be welded
(9) on, and the position of counterweight (7) is adjusted, the axis of the center of gravity, the center of gravity of pipe fitting (10) and straight tube (9) of counterweight (7) is in together
One plane, and equalising torque counteracting of the counterweight (7) with pipe fitting (10) to straight tube (9) axis, chain (4) is after straight tube (9) winding
From bottom to top through locking box (5), clamping screw (6) passes through the iron hoop of chain (4), clamping screw (6) head insertion locking box
(5) cylindrical hole, makes counterweight (7) be securely fastened on straight tube (9);
5. start turning rolls (11) motor and automatic submerged-arc welding machine, welded.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710385621.XA CN107160016A (en) | 2017-05-26 | 2017-05-26 | The method that straight tube is welded with pipe fitting Lincoln weld counter weight device and with it |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710385621.XA CN107160016A (en) | 2017-05-26 | 2017-05-26 | The method that straight tube is welded with pipe fitting Lincoln weld counter weight device and with it |
Publications (1)
Publication Number | Publication Date |
---|---|
CN107160016A true CN107160016A (en) | 2017-09-15 |
Family
ID=59820913
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710385621.XA Withdrawn CN107160016A (en) | 2017-05-26 | 2017-05-26 | The method that straight tube is welded with pipe fitting Lincoln weld counter weight device and with it |
Country Status (1)
Country | Link |
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CN (1) | CN107160016A (en) |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4058025A (en) * | 1975-06-16 | 1977-11-15 | Wood Charles A | Counterweight assembly |
CN202539829U (en) * | 2012-01-06 | 2012-11-21 | 南车眉山车辆有限公司 | Tank counterweight device for tank truck |
CN103121151A (en) * | 2011-11-18 | 2013-05-29 | 阜新华通管道有限公司 | Counter-weight device used in bend and straight pipe automatic welding technique |
KR20130123777A (en) * | 2012-05-03 | 2013-11-13 | 현대중공업 주식회사 | Automatic welding method of a big pipe and a big elbow pipe |
CN103624367A (en) * | 2013-11-20 | 2014-03-12 | 南京奥特电气股份有限公司 | Heavy elbow pipe welding device |
CN104493370A (en) * | 2014-11-26 | 2015-04-08 | 天津市海能管道有限公司 | Automatic welding process for small-diameter pipe |
DE102013020292A1 (en) * | 2013-12-09 | 2015-06-11 | Jungheinrich Aktiengesellschaft | Battery system for a truck |
CN207043526U (en) * | 2017-05-26 | 2018-02-27 | 中国能源建设集团天津电力建设有限公司 | Straight tube and pipe fitting Lincoln weld counter weight device |
-
2017
- 2017-05-26 CN CN201710385621.XA patent/CN107160016A/en not_active Withdrawn
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4058025A (en) * | 1975-06-16 | 1977-11-15 | Wood Charles A | Counterweight assembly |
CN103121151A (en) * | 2011-11-18 | 2013-05-29 | 阜新华通管道有限公司 | Counter-weight device used in bend and straight pipe automatic welding technique |
CN202539829U (en) * | 2012-01-06 | 2012-11-21 | 南车眉山车辆有限公司 | Tank counterweight device for tank truck |
KR20130123777A (en) * | 2012-05-03 | 2013-11-13 | 현대중공업 주식회사 | Automatic welding method of a big pipe and a big elbow pipe |
CN103624367A (en) * | 2013-11-20 | 2014-03-12 | 南京奥特电气股份有限公司 | Heavy elbow pipe welding device |
DE102013020292A1 (en) * | 2013-12-09 | 2015-06-11 | Jungheinrich Aktiengesellschaft | Battery system for a truck |
CN104493370A (en) * | 2014-11-26 | 2015-04-08 | 天津市海能管道有限公司 | Automatic welding process for small-diameter pipe |
CN207043526U (en) * | 2017-05-26 | 2018-02-27 | 中国能源建设集团天津电力建设有限公司 | Straight tube and pipe fitting Lincoln weld counter weight device |
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PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
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WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170915 |
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WW01 | Invention patent application withdrawn after publication |