CN111346985A - Barrel laser welding machine and use method thereof - Google Patents
Barrel laser welding machine and use method thereof Download PDFInfo
- Publication number
- CN111346985A CN111346985A CN202010178122.5A CN202010178122A CN111346985A CN 111346985 A CN111346985 A CN 111346985A CN 202010178122 A CN202010178122 A CN 202010178122A CN 111346985 A CN111346985 A CN 111346985A
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- Prior art keywords
- pinch roller
- axial
- plate
- laser welding
- radial
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D51/00—Making hollow objects
- B21D51/16—Making hollow objects characterised by the use of the objects
- B21D51/18—Making hollow objects characterised by the use of the objects vessels, e.g. tubs, vats, tanks, sinks, or the like
- B21D51/20—Making hollow objects characterised by the use of the objects vessels, e.g. tubs, vats, tanks, sinks, or the like barrels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/06—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles
- B21D5/08—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles making use of forming-rollers
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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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/21—Bonding by welding
- B23K26/24—Seam 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention relates to a barrel laser welding machine and a use method thereof, belonging to the technical field of steel drum packaging, and comprising a main frame, a radial gradient pressure wheel set device, an axial gradient pressure wheel set device, a servo pushing device and a laser welding device; an axial gradual pressure changing wheel set device and a radial gradual pressure changing wheel set device are arranged in the main frame from the feeding end to the discharging end; and the plate to be curled is gradually deformed from the feeding end to the discharging end by being extruded by the radial and axial pressing wheels, the two sides of the plate are gradually close to each other in the radial direction until the closing point is closed, and then the barrel is subjected to laser welding to complete the barrel manufacturing. The invention effectively saves labor, reduces the labor intensity of operators and improves the production efficiency. The laser welding power consumption is few, and packing steel drum both sides can the flat butt joint welding, practices thrift the steel, and the welding seam is level and smooth pleasing to the eye, is applicable to the manufacturing material of multiple packing steel drum, and extensive applicability is extensive.
Description
Technical Field
The invention relates to a barrel laser welding machine and a using method thereof, and belongs to the technical field of steel barrel packaging.
Background
With the rapid development of domestic and foreign economy, the consumption of packaging steel drums is increasing. Steel drum production enterprises with different production scales and different varieties are produced and developed rapidly. The existing steel drum production enterprises in China have more than three hundred families, and the annual production capacity exceeds 1.3 hundred million. In the manufacturing process of the steel drum, a thin steel plate with a certain length and width specification is required to be curled firstly to enable the steel plate to form an unclosed cylindrical shape, and then two sides of the thin steel plate are welded together in a resistance welding mode to form a cylindrical annular drum body.
In the prior art, a method for welding the barrel body is adopted for welding two sides of the thin steel plate, the two sides of the thin steel plate are welded in a resistance mode after being lapped, the two sides of the thin steel plate need to be partially overlapped and lapped up and down during welding, and the steel plates at the overlapped and overlapped parts are melted through large current and certain pressure, so that barrel body welding is completed. The resistance welding method has large power consumption; steel is lost at the overlapped part; the welding seam is thick and is not beautiful; the welding performance of the material is poor, and the applicability is not high.
Disclosure of Invention
The invention aims to solve the technical problems of high power consumption, steel loss due to lap welding, thick and unattractive welding line and the like of the traditional resistance welding in the process of welding the cylinder body of the packaging steel cylinder.
In order to solve the problems, the technical scheme adopted by the invention is that the cylinder laser welding machine comprises a main frame, a feeding end, a discharging end, a radial gradient pressure wheel set device, an axial gradient pressure wheel set device, a servo pushing device and a laser welding device; the main rack is a hollow cuboid frame, one end of the main rack is provided with a feeding end, and the other end of the main rack is provided with a discharging end; an axial gradual change pressure wheel set device is arranged in the main frame from the feeding end to the discharging end; radial gradient pressure wheel set devices are arranged on two sides of the axial gradient pressure wheel set device; the discharging end of the main frame is provided with a servo pushing device, and the servo pushing device is connected with the axial gradual change pinch roller set; the top of the main frame is provided with a laser welding device; and a plate conveying device is arranged in the main frame from the feeding end to the discharging end.
Preferably, the axial gradual change pinch roller set device comprises an axial gradual change pinch roller holder and pinch rollers, wherein the axial gradual change pinch roller holder is provided with a pinch roller set used for clamping and moving a steel plate, and the pinch rollers in the pinch roller set are linearly distributed from a feeding end to a discharging end.
Preferably, the pressing wheels of the axial gradual-change pressing wheel set device are arranged into an upper layer and a lower layer from a feeding end to a discharging end, and each group of pressing wheels is provided with an upper pressing wheel and a lower pressing wheel which correspond to each other; and a gradually changed inclined included angle is arranged between contact lines between the upper pinch roller and the lower pinch roller in each group.
Preferably, the servo pushing device arranged at the discharging end of the main frame is connected with the axial gradual change pinch roller set device to drive the pinch roller set of the axial gradual change pinch roller set device to rotate.
Preferably, the radial gradient pressure wheel set device comprises a radial gradient pressure wheel set retainer and an arc-shaped pressure wheel which are arranged along the main frame at intervals from the feeding end to the discharging end; arc-shaped pressing wheels distributed circumferentially are arranged on the radial gradient pressing wheel group retainer, and the arc centers of the arc-shaped pressing wheels are positioned on a virtual circumference.
More preferably, the arc center of the arc pinch roller is located on a virtual circumference, and the diameter of the virtual circumference formed by the arc pinch roller on the wheel set retainer is gradually reduced from the feeding end to the discharging end.
Preferably, the servo pushing device is connected with the radial gradient pinch roller set.
The invention also provides a use method of the barrel laser welding machine, which comprises the following steps:
step 1: conveying a plate to be curled to a feeding end, driving an axial pressing wheel group to clamp the plate to be pushed through a servo device and pushing the plate through a plate conveying device, and enabling the plate to enter a radial pressing wheel group and an axial pressing wheel group;
step 2: the plate to be curled is pushed by a servo and moves along the axial direction, along with the movement of the plate, the plate is gradually deformed by being extruded by a radial pressing wheel and an axial pressing wheel, and two sides of the plate gradually approach to each other in the radial direction until the plate is closed at a closing point;
and step 3: at the closing point, the steel drum forms a complete closed cylinder shape, and a laser welding device arranged above the closing point at the top of the main frame operates to generate laser and weld the steel drum;
and 4, step 4: the curled plate sequentially passes through the closing points from head to tail, and the pushing speed and the welding speed are kept synchronous. And finally, conveying the materials out of the discharge end to finish the welding of the cylinder.
Compared with the prior art, the invention has the following beneficial effects:
1. the barrel laser welding machine is internally provided with the axial gradual changing pressure wheel set device, so that when a plate to be curled into a circle moves axially, all sides can keep the axial movement speed consistent, and the two sides of the plate are easily spliced at a closed position in a flat head splicing mode during rounding.
2. The power consumption for laser welding is less, and the two sides of the packaging steel barrel can be butt-jointed in a flat head manner, so that steel is saved, and the welding line is smooth and attractive. The laser welding is suitable for manufacturing materials of various packaging steel drums, and the applicability is wide. The defects that the power consumption is large due to resistance welding in the process of welding the cylinder body by the traditional packaging steel cylinder, steel is consumed due to overlap joint welding, the welding seam is thick and not attractive, the applicability of welding materials is low and the like are overcome.
Drawings
FIG. 1 is a schematic axial structure diagram of a barrel laser welding machine according to the present invention;
FIG. 2 is a schematic view of a radial configuration of a barrel laser welder according to the present invention;
FIG. 3 is a schematic axial sectional view of a barrel laser welder according to the present invention;
FIG. 4 is a schematic perspective view of a barrel laser welder according to the present invention;
reference numerals: 1. main frame 2, laser generator 3, laser head 4, radial gradual change wheelset device 5, axial gradual change wheelset device 6, feeding end 7, discharge end 8, servo pusher
Detailed Description
In order to make the invention more comprehensible, preferred embodiments are described in detail below with reference to the accompanying drawings:
as shown in fig. 1-4, the present invention provides a barrel laser welding machine, which comprises a main frame 1, a feeding end 6, a discharging end 7, a radial gradient pressure wheel set device 4, an axial gradient pressure wheel set device 5, a servo pushing device 8 and a laser welding device; the laser welding device comprises a laser generator 2 and a laser head 3; the main frame is a hollow cuboid frame, one end of the main frame is provided with a feeding end 6, and the other end of the main frame is provided with a discharging end 7; an axial gradual change pressure wheel set device 5 is arranged in the main frame from a feeding end 6 to a discharging end 7; radial gradient pressure wheel set devices 4 are arranged on two sides of the axial gradient pressure wheel set device 5; a servo pushing device 8 is arranged at the discharging end of the main frame 1, and the servo pushing device 8 is connected with the axial gradual change pressure wheel set device 5; the top of the main frame 1 is provided with a laser head 3 of a laser welding device; a plate conveying device is arranged in the main frame from the feeding end 6 to the discharging end 7. The axial gradual change pinch roller set device 5 comprises an axial gradual change pinch roller retainer and pinch rollers, wherein the axial gradual change pinch roller retainer is provided with a pinch roller set used for clamping and moving a steel plate, and the pinch rollers in the pinch roller set are linearly distributed from a feeding end to a discharging end. The pressing wheels of the axial gradual pressure wheel set device are arranged into an upper layer and a lower layer from a feeding end to a discharging end, and each group of pressing wheels is provided with an upper pressing wheel and a lower pressing wheel which correspond to each other; and a gradually changed inclined included angle is arranged between contact lines between the upper pinch roller and the lower pinch roller in each group. The servo pushing device 8 arranged at the discharge end of the main frame is connected with the axial gradual change pressure wheel set device 5 to drive the pressure wheel set of the axial gradual change pressure wheel set device to rotate. The radial gradual change pinch roller set device comprises a radial gradual change pinch roller set retainer and an arc pinch roller which are arranged at intervals along the main frame from the feeding end to the discharging end; the arc pinch rollers on the radial gradual change pinch roller set retainer are distributed in a circumferential mode, the arc centers of the arc pinch rollers are located on a virtual circumference, and the diameter of the virtual circumference formed by the arc pinch rollers on the radial gradual change pinch roller set retainer from the feeding end to the discharging end is gradually reduced. The servo pushing device 8 is connected with the radial gradient pressure wheel set device 4.
A use method of a barrel laser welding machine comprises the following steps:
step 1: conveying a plate to be curled to a feeding end, driving an axial pressing wheel group to clamp the plate to be pushed through a servo device and pushing the plate through a plate conveying device, and enabling the plate to enter a radial pressing wheel group and an axial pressing wheel group;
step 2: the plate to be curled is pushed by a servo and moves along the axial direction, the plate is gradually deformed by being extruded by radial and axial pressing wheels along with the movement of the plate, and two sides of the plate gradually approach to each other in the radial direction until the position of a closing point is closed;
and step 3: at the closing point, the steel drum forms a complete closed cylinder shape, and a laser welding device arranged above the closing point at the top of the main frame operates to generate laser and weld the steel drum;
and 4, step 4: the curled plate sequentially passes through the closing points from head to tail, and the pushing speed and the welding speed are kept synchronous. And finally, conveying the materials out of the discharge end to finish the welding of the cylinder. .
While the invention has been described with respect to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention. Those skilled in the art can make various changes, modifications and equivalent arrangements, which are equivalent to the embodiments of the present invention, without departing from the spirit and scope of the present invention, and which may be made by utilizing the techniques disclosed above; meanwhile, any changes, modifications and variations of the above-described embodiments, which are equivalent to those of the technical spirit of the present invention, are within the scope of the technical solution of the present invention.
Claims (8)
1. The utility model provides a barrel laser-beam welding machine which characterized in that: the device comprises a main frame, a feeding end, a discharging end, a radial gradient pressure wheel set device, an axial gradient pressure wheel set device, a servo pushing device and a laser welding device; the main rack is a hollow cuboid frame, one end of the main rack is provided with a feeding end, and the other end of the main rack is provided with a discharging end; an axial gradual change pressure wheel set device is arranged in the main frame from the feeding end to the discharging end; radial gradient pressure wheel set devices are arranged on two sides of the axial gradient pressure wheel set device; the discharging end of the main frame is provided with a servo pushing device, and the servo pushing device is connected with the axial gradual change pinch roller set; the top of the main frame is provided with a laser welding device; and a plate conveying device is arranged in the main frame from the feeding end to the discharging end.
2. A barrel laser welding machine as claimed in claim 1, characterized in that: the axial gradual change pinch roller group device comprises an axial gradual change pinch roller holder and pinch rollers, wherein the axial gradual change pinch roller holder is provided with a pinch roller group used for clamping and moving a steel plate, and the pinch rollers in the pinch roller group are arranged in a straight line distribution from a feeding end to a discharging end.
3. A barrel laser welding machine as claimed in claim 1, characterized in that: the pressing wheels of the axial gradual pressure wheel set device are arranged into an upper layer and a lower layer from a feeding end to a discharging end, and each group of pressing wheels is provided with an upper pressing wheel and a lower pressing wheel which correspond to each other; and a gradually changed inclined included angle is arranged between contact lines between the upper pinch roller and the lower pinch roller in each group.
4. A barrel laser welding machine as claimed in claim 1, characterized in that: the servo pushing device arranged at the discharge end of the main frame is connected with the axial gradual change pinch roller set device to drive the pinch roller set of the axial gradual change pinch roller set device to rotate.
5. A barrel laser welding machine as claimed in claim 1, characterized in that: the radial gradual change pinch roller set device comprises a radial gradual change pinch roller set retainer and an arc pinch roller which are arranged at intervals from a feeding end to a discharging end along the main frame; arc-shaped pressing wheels distributed circumferentially are arranged on the radial gradient pressing wheel group retainer, and the arc centers of the arc-shaped pressing wheels are positioned on a virtual circumference.
6. A barrel laser-welding machine as claimed in claim 5, characterized in that: the arc center of the arc pinch roller is positioned on a virtual circumference, and the diameter of the virtual circumference formed by the arc pinch roller on the wheel group retainer is gradually reduced from the feeding end to the discharging end.
7. A barrel laser welding machine as claimed in claim 1, characterized in that: and the servo pushing device is connected with the radial gradient pinch roller set.
8. The use method of the barrel laser welding machine is characterized by comprising the following steps:
step 1: conveying a plate to be curled to a feeding end, driving an axial pressing wheel group to clamp the plate to be pushed through a servo device and pushing the plate through a plate conveying device, and enabling the plate to enter a radial pressing wheel group and an axial pressing wheel group;
step 2: the plate to be curled is pushed by a servo and moves along the axial direction, along with the movement of the plate, the plate is gradually deformed by being extruded by a radial pressing wheel and an axial pressing wheel, and two sides of the plate gradually approach to each other in the radial direction until the plate is closed at a closing point;
and step 3: at the closing point, the steel drum forms a complete closed cylinder shape, and a laser welding device arranged above the closing point at the top of the main frame operates to generate laser and weld the steel drum;
and 4, step 4: the curled plate sequentially passes through the closing points from head to tail, and the pushing speed and the welding speed are kept synchronous. And finally, conveying the materials out of the discharge end to finish the welding of the cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010178122.5A CN111346985A (en) | 2020-03-14 | 2020-03-14 | Barrel laser welding machine and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010178122.5A CN111346985A (en) | 2020-03-14 | 2020-03-14 | Barrel laser welding machine and use method thereof |
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| Publication Number | Publication Date |
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| CN111346985A true CN111346985A (en) | 2020-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010178122.5A Pending CN111346985A (en) | 2020-03-14 | 2020-03-14 | Barrel laser welding machine and use method thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1862234A2 (en) * | 2006-06-03 | 2007-12-05 | Hans Franke KG | Device for forming hollow profiles |
| CN104475613A (en) * | 2014-11-26 | 2015-04-01 | 太仓四方友信制桶有限公司 | Curling combining bottoming machine |
| EP3034191A1 (en) * | 2014-12-19 | 2016-06-22 | Voestalpine Krems GmbH | Device and method for producing an elongated profile |
| CN106346263A (en) * | 2016-11-25 | 2017-01-25 | 湖州新兴汽车部件有限公司 | Silencing tube forming production line |
| CN109332890A (en) * | 2018-10-31 | 2019-02-15 | 上海冀晟自动化成套设备有限公司 | Ladle body laser-beam welding machine and its application method |
-
2020
- 2020-03-14 CN CN202010178122.5A patent/CN111346985A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1862234A2 (en) * | 2006-06-03 | 2007-12-05 | Hans Franke KG | Device for forming hollow profiles |
| CN104475613A (en) * | 2014-11-26 | 2015-04-01 | 太仓四方友信制桶有限公司 | Curling combining bottoming machine |
| EP3034191A1 (en) * | 2014-12-19 | 2016-06-22 | Voestalpine Krems GmbH | Device and method for producing an elongated profile |
| CN106346263A (en) * | 2016-11-25 | 2017-01-25 | 湖州新兴汽车部件有限公司 | Silencing tube forming production line |
| CN109332890A (en) * | 2018-10-31 | 2019-02-15 | 上海冀晟自动化成套设备有限公司 | Ladle body laser-beam welding machine and its application method |
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Application publication date: 20200630 |
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| RJ01 | Rejection of invention patent application after publication |