CN1833805A - Welding method of container inner side plate and appts thereof - Google Patents
Welding method of container inner side plate and appts thereof Download PDFInfo
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- CN1833805A CN1833805A CN 200510011450 CN200510011450A CN1833805A CN 1833805 A CN1833805 A CN 1833805A CN 200510011450 CN200510011450 CN 200510011450 CN 200510011450 A CN200510011450 A CN 200510011450A CN 1833805 A CN1833805 A CN 1833805A
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Abstract
A method and apparatus for welding the internal side plate of a freezing or cold-storage container with the protective plate is disclosed. Said apparatus is composed of a machine frame, a internal side plate holding platform, a protective plate holding platform, at least one welding platform, a cooler and a gas protector under the welded seam, a welding cart above said machine frame and with welding gun and its regulator, and a rotary pressing unit for pressing the welded seam.
Description
Technical field
The present invention relates to a kind of welding method and equipment thereof, particularly relate to a kind of welding method and equipment thereof that is used for the interior side guard plate of freezing or frozen products insulated container or refrigerator carriage.
Background technology
Shown in Figure 1A, Figure 1B, inboard mainboard 200a of existing frozen products insulated container and backplate 100a are that the major part of same material is stainless steel or AL (aluminium sheet), mainly be by the butt welding segmentation monoblock interior plate 120a that is welded at present, protective plate 100a, 100b need and inboard mainboard 200a welding earlier, polishing, deburring is welded then, and efficient is lower; Because existence and the weld seam quantity of staggered weld 600a, 700a is more, welding deformation is big in addition, when carrying out foam filled expanded material 300a between outer panel 400a and interior plate 120a, is easy to generate chase, and outward appearance is relatively poor.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of welding method and equipment thereof, overcome the defective that above-mentioned segmentation butt welding connects, realize that a kind of is the interior side guard plate of one (backplate need not weld) in elongated length, interior plate mainboard and the welding of elongated protective plate, and a kind of convenient construction is provided, the welding job amount is less, steady quality, outward appearance is beautiful, new method of raising the efficiency and new equipment.
To achieve these goals, the invention provides a kind of in the welding equipment of side guard plate, its characteristics are, are applied to the welding of freezing or frozen products insulated container or the inboard mainboard of refrigerator carriage and elongated protective plate, it comprises:
Frame, it has the backplate platform that a mainboard platform, that is used to place this inboard mainboard is used to place this protective plate at least;
At least one jig, correspondence are arranged at the formed weld seam of the weld below of this inboard mainboard and protective plate, are made of a cooling device and the gas shield device with heat conductivity, and the gas outlet of this gas shield device is right against this weld seam;
Welding tractor is installed in this frame top by a guide rail beam, is equipped with the welding gun that is used to weld on it, and this welding gun carries out weld job near being adjustable to this weld seam by an adjuster;
Rotary compacting device is arranged at this jig top, removable being pressed on this weld seam.
The welding equipment of above-mentioned interior side guard plate, its characteristics are, also comprise:
The protective plate clamping device is arranged at this backplate platform top, and is removable and be clamped in this protective plate.
The welding equipment of above-mentioned interior side guard plate, its characteristics are, also comprise:
Inboard mainboard take-up device is arranged on this mainboard platform, and is positioned at this mainboard two ends, inboard, can drive to clamp to even up this inboard mainboard.
The welding equipment of above-mentioned interior side guard plate, its characteristics are that this inboard mainboard take-up device comprises a screw mandrel that drives cylinder and link to each other with this driving cylinder at least.
The welding equipment of above-mentioned interior side guard plate, its characteristics are that the precalculated position also is provided with the back locating piece that is used for the protective plate location on this backplate platform.
The welding equipment of above-mentioned interior side guard plate, its characteristics are, also comprise: operating desk is installed on this welding tractor close position by this guide rail beam.
The welding equipment of above-mentioned interior side guard plate, its characteristics are that this welding gun is the MIG welding gun, and the welding gun front end is provided with guiding indicating pointer, and the rear end is provided with the gas shield hood, and this gas shield hood is communicated with gas source by wireway.
The welding equipment of above-mentioned interior side guard plate, its characteristics are, this jig is formed by connecting by last bronze medal and play bronze medal, this on bronze medal and the play bronze medal inboard joint face respectively to two parallel channels being arranged, the cooling device that these two parallel channels and cold water source formation circulate; Also be provided with a gas delivery chute on this time bronze medal, on this on outer surface of bronze medal to should also being provided with this gas outlet by position while welding, be communicated with this gas delivery chute and form this gas shield device.
The welding equipment of above-mentioned interior side guard plate, its characteristics are that this jig is two.
The welding equipment of above-mentioned interior side guard plate, its characteristics are, comprise that also one is used for the material loading of this inboard mainboard and protective plate and the vacuum suspender of blanking.
To achieve these goals, the present invention also provides a kind of welding method of interior side guard plate, is applied to the welding of side guard plate in freezing or frozen products insulated container or the refrigerator carriage, and its characteristics are, comprise the steps:
Step 1 is provided with a welding equipment that is made of frame, jig, welding tractor and rotary compacting device at least; Wherein this frame has the backplate platform that a mainboard platform, that is used to place this inboard mainboard is used to place this protective plate at least; This jig is positioned at the formed weld seam of the weld below of this inboard mainboard and protective plate, is made of a cooling device and the gas shield device with heat conductivity at least, and the gas outlet of this gas shield device is right against this weld seam; This welding tractor is installed in this frame top by a guide rail beam, is equipped with the welding gun or the welding machine that are used to weld on it; Rotary compacting device is arranged at this jig top;
Step 2 is placed on prefabricated protective plate, inboard mainboard respectively on this backplate platform, the mainboard platform, and this protective plate docks or overlap formation one weld seam with the welding ends of inboard mainboard on this jig;
Step 3, go out this protective plate size by predetermined elongated linear measure longimetry after, drive this rotary compacting device and compress weld seam;
Step 4 is welded into the monoblock interior plate with inboard mainboard and protective plate in elongated length.
Above-mentioned welding method, its characteristics are, in step 1, also comprise step:
Above this backplate platform, be provided with removable and be clamped in the protective plate clamping device of this protective plate;
On the mainboard platform at these mainboard two ends, inboard, be provided with to drive and clamp the inboard mainboard take-up device of evening up this inboard mainboard;
The precalculated position is provided for the back locating piece of protective plate location on this backplate platform;
Be adjacent to this welding tractor place setting operation platform by this guide rail beam.
Above-mentioned welding method, its characteristics are, in step 2, also comprise step:
With close this back locating piece of the non-welding ends of this protective plate, the welding ends of interior plate mainboard forms described weld seam with the welding ends bottom overlap joint that the welding ends of this protective plate docked or inserted this protective plate;
Start the protective plate clamping device and clamp protective plate.
Above-mentioned welding method, its characteristics are, in step 3, also comprise step:
Behind measurement size, utilize this inboard mainboard take-up device the clamping of mainboard two ends, inboard to even up, just utilize this rotary compacting device to compress weld seam then.
Above-mentioned welding method, its characteristics are that in this step 1, it is the MIG welding gun that this welding gun is set, and the welding gun front end is provided with guiding indicating pointer, and the rear end is provided with the gas shield hood, and this gas shield hood is communicated with gas source by wireway.
Above-mentioned welding method, its characteristics are, in step 1, this jig is set is formed by connecting by last bronze medal and following bronze medal, should go up on the inboard joint face of bronze medal and following bronze medal respectively to two parallel channels being arranged, the cooling device of these two parallel channels and cold water source formation circulation; Also be provided with a gas delivery chute on this time bronze medal, on this on outer surface of bronze medal to should also being provided with this gas outlet by position while welding, be communicated with this gas delivery chute and form this gas shield device.
Above-mentioned welding method, its characteristics are, in step 4, also comprise step:
Start water-cooling apparatus;
Regulate the shield gas flow rate of welding gun gas flow, gas shield hood gas flow and gas shield device;
Regulate this welding gun near this weld seam by an adjuster, and regulate guiding indicating pointer and welding gun point-blank, the adjusting welding parameter is to desired value, and carries out the test run of welding tractor, welds after no abnormal.
Above-mentioned welding method, its characteristics be, wherein a kind of of the steel plate that this prefabricated protective plate can adopt flat board, checkered steel plate or have a roller ripple.
Above-mentioned welding method, its characteristics are, have the protective plate of roller ripple for this, and its roller is fan-shaped to be controlled in the 5mm, and rippled edge is controlled in the 10mm.
Above-mentioned welding method, its characteristics are that this inboard mainboard is the corrosion resistant plate of 0.7～2.0mm, and this protective plate is the corrosion resistant plate of 1.2～2.0mm.
The structure and the welding method of the interior plate that inboard mainboard of the present invention and protective plate constitute, technology is simple, and weld seam quantity is few, and outward appearance is beautiful, the intensity height, cost is low, has improved production efficiency.
Describe the present invention below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
Description of drawings
Figure 1A, 1B are respectively front view and the generalized section that existing common refrigerated cabinet uses the lateral plate structure that divides the inboard backplate of block welding;
Fig. 2 A, Fig. 2 B are the protective plate elongated in the embodiments of the invention and the front view and the generalized section of inboard mainboard overlap joint welding;
Fig. 3 is the structural representation of welding equipment of the present invention;
Fig. 4 A is the perspective view of welding equipment of the present invention;
Fig. 4 B is the front view of Fig. 4 A;
Fig. 4 C is the side view of Fig. 4 A;
Fig. 4 D is the vertical view of Fig. 4 A;
Fig. 5 is the structure enlarged diagram of jig among the present invention;
Fig. 6 is the structural representation of welding gun in the preferred embodiment of the present invention;
Fig. 7 is the structural representation of inboard mainboard take-up device among the present invention;
Fig. 8 is the structural representation of the welding equipment of another embodiment among the present invention.
The specific embodiment
Shown in Fig. 2 A, 2B, a kind of frozen products insulated container interior plate 120 of the present invention is protective plate 100 (can be the corrosion resistant plate of the 1.2～2mm) welding of a monoblock plate body by the inboard mainboard 200 (can be the corrosion resistant plate of 0.7mm～2.0mm) on top and bottom at elongated length direction, and between outer panel 400 and interior plate 120, foam, filled with foaming material 300 forms.Wherein, this inboard mainboard 200 can form (forming weld seam 600) by a plurality of Plate butt connection welderings, and can adopt butt welding or lap-welded mode to weld (forming weld seam 700) between inboard mainboard 200 and the protective plate 100, only shows lap-welded form among the figure.And protective plate 100 can adopt flat board, checkered steel plate or other to have the steel plate of roller ripple.
The welding manner of inboard mainboard 200 of the present invention and protective plate 100 can adopt the TIG weldering, and (weld seam does not have the filling metal, form weld seam by the fusing mother metal), also can adopt MIG weldering (weld seam has welding wire as filling metal), also available single face double slit weldering welding only needs that the welding gun adjuster is changed into single face double slit weldering pinch rollers and gets final product.Adopt welder, the technological process basically identical of TIG weldering and MIG, just welding machine and welding gun are had any different.
In order to realize the welding between above-mentioned inboard mainboard 200 and the elongated protective plate 100, the present invention provides a kind of automatic welding device of special use especially.Shown in Fig. 3 and Fig. 4 A～4D, this welding equipment is mainly following a few part and forms: frame 10, jig 20, welding tractor 30, rotary compacting device 40, protective plate clamping device 50, inboard mainboard take-up device 60, and operating desk 70.Preferable, this frame 10 includes mainboard platform 11 and backplate platform 12, it between the two jig 20, this mainboard platform 11, jig 20 and backplate platform 12 roughly are positioned at sustained height, this mainboard platform 11 is used to place this inboard mainboard 200, this backplate platform 12 is used to place protective plate 100, and the welding ends of this protective plate 100, inboard mainboard 200 forms weld seam on this jig 20.This jig 20 is made of a water circulation cooling device 21 and the gas shield device 22 with good heat conductivity; this gas shield device 22 adopts argon shield; its gas outlet is right against this weld seam; make the front and the bottom surface of weld seam be unlikely to blackout, the color of corrosion resistant plate is remained unchanged.Little for the contraction distortion that makes weld seam, adopt cold water circulation cooling fast.This welding tractor 30 is installed in frame 10 tops by a guide rail beam 38, be equipped with the welding gun 31 or the welding machine 88 (as shown in Figure 8) that are used to weld on it, and can drive by a driving mechanism 37, it can be moved back and forth along guide rail, and this welding gun 31 carries out weld job near being adjustable to this weld seam by an adjuster 32.And this rotary compacting device 40 by upper part pressing device 41, compressed oil cylinder 42, rotary oil cylinder 43, and relevant steel construction 44 form, can regulate the spacing of two upper part pressing devices 41 by rotary oil cylinder 43, and can its upper part pressing device (can be copper and press the angle) 41 be compressed in welded joints by the driving of compressed oil cylinder 43.This protective plate clamping device 50 is arranged at this backplate platform 12 tops, and is removable and be clamped in this protective plate 100.Inboard mainboard take-up device 60 then is arranged on this mainboard platform 11 at these inboard mainboard 200 two ends, can drive to clamp to even up this inboard mainboard 200.Operating desk 70 is installed on this welding tractor 30 close positions by this guide rail beam 38, also can drive by a driving mechanism 77, moves along this guide rail beam 38, is convenient to the operator and operates this welding tractor 30 and carry out weld job.
Aforesaid welding equipment, its main frame can be grown and be 15m, and wide is 2.4m, and height is 1.75m, and the welding stand is 0.7m apart from the height on ground, in order to increase the benefit, once can weld two container interior plates, and the time only needs 7 minutes.The interior plate deflection of postwelding is controlled in the 4mm, reaches desirable requirement.
As shown in Figure 5, show the primary structure of this jig 20 in the welding equipment of the present invention.As shown in the figure, this jig 20 is formed by connecting by last bronze medal 23 and following bronze medal 24, should go up on bronze medal 23 and the following bronze medal 24 inboard joint faces respectively to two parallel channels 211,212 should be arranged, these two parallel channels 211,212 and cold water source form the cooling device 21 of circulation, be passage 211 as water inlet pipe and passage 212 as outlet pipe, the water-cooled bronze medal make weld seam fast cooling to reduce welding deformation.This time bronze medal 24 is provided with a gas delivery chute 221, on this on outer surface of bronze medal 23 to should being provided with this gas outlet 222 in weld seam 700 positions, it is communicated with this gas delivery chute 221 and forms this gas shield device 22.In welding, the welding ends of this elongated protective plate 100 and inboard mainboard 200 forms this weld seam 700 just above this gas outlet 222, utilizes the oxidation jaundice blackout of argon shield reverse side weld seam at the reverse side of plate body by this gas shield device 22.
As shown in Figure 6, show the structure of welding gun of the present invention.When adopting the MIG welding manner, this welding gun 31 is the MIG welding gun, and welding gun 31 front ends are provided with guiding indicating pointer 311, and the rear end is provided with gas shield hood 312, and this gas shield hood 312 is communicated with gas source by wireway 313.The oxidative phenomena of welding gun hood protection fillet in normal shear with the weld seam that obtains to become clear, prevents that weld seam from getting rusty; Guiding indicating pointer is used to prevent that the weldering of weld seam is inclined to one side.
As shown in Figure 7, show the structure of inboard mainboard take-up device 60 of the present invention, it can comprise the screw mandrel 62 that drives cylinder 61 and be connected with this driving cylinder 61 at least, and take-up device clamps workpiece (inboard mainboard 200) by driving cylinder 61, by screw mandrel workpiece is evened up.
As shown in Figure 8, show the welding equipment structure that the present invention adopts another embodiment of single face double slit weldering welding manner, what its main distinction with as shown in Figure 3 welding equipment was promptly that it adopts is tig arc welding machine, and changes the welding gun adjuster into single face double slit weldering pinch rollers 88.
In the present invention, on described welder, also can be provided with vacuum suspender (not shown), be used for the material loading and the blanking of inboard mainboard and protective plate.
To specify the welding method of inboard mainboard of the present invention and protective plate below.
With reference to figure 3, in the present embodiment, only adopt the MIG overlap welding that it is welded into whole interior plate with elongated roller ripple protective plate 100 and be example, welding method of the present invention is described that it mainly comprises the steps: with inboard mainboard 200
(1) protective plate roller: the corrosion resistant plate roller of itemize is become elongated protective plate.Interfere for the gas shield hood that the guarantees the welding gun rear end inboard mainboard bending step of getting along well, the protective plate roller is fan-shaped will to be controlled in the 5mm, and rippled edge is controlled in the 10mm; Prevent the measure of elongated protective plate roller fan property and rippled edge to have: expansion linearity≤1/10000 of 1. improving billot; 2. improve roller frock accuracy of manufacture IT7; 3. improve mould accuracy of manufacture IT6; 4. add school material stop gauge, each roller is joined and is made stop gauge; 5. improve mode transfer gap precision≤0.05;
(2) inboard mainboard welding: welding after inboard mainboard presses ripple to be shaped.For reducing welding deformation, the last bronze medal of jig needs gap to avoid inboard mainboard top technology step; The manual welding weld seam at inboard mainboard lower step place requires smooth, in case press the angle tightly not have the gap, influences welding quality;
(3) material loading, welding is prepared: protective plate is sent on the bronze medal of jig, with the vacuum suspender inboard mainboard is hung in jig; Protective plate is close to the back locating piece, and the interior plate mainboard inserts the protective plate bottom, overlap joint; Start the protective plate clamping device and clamp protective plate, behind the measurement size, the clamping of interior plate two ends is evened up, in case the material stock distortion; The swing rotary compacting device presses the angle to compress weld seam with bronze medal;
(4) inboard mainboard and protective plate welding: start bronze medal water-cooling apparatus down; Regulate the welding gun gas flow, the hood gas flow, reverse side argon shield gas flow (being the gas flow of gas shield device) is regulated guiding indicating pointer and welding gun point-blank, regulates welding parameter to desired value, test run, the welding of no abnormal back; Welding condition adopts the short circuiting transfer mode of little standard as far as possible, and it is few to splash like this, easy-clear.
Certainly; the present invention also can have other various embodiments; under the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (20)
1, the welding equipment of side guard plate is characterized in that in a kind of, is applied to the welding of freezing or frozen products insulated container or the inboard mainboard of refrigerator carriage and elongated protective plate, and it comprises:
Frame, it has the backplate platform that a mainboard platform, that is used to place this inboard mainboard is used to place this protective plate at least;
At least one jig, correspondence are arranged at the formed weld seam of the weld below of this inboard mainboard and protective plate, are made of a cooling device and the gas shield device with heat conductivity, and the gas outlet of this gas shield device is right against this weld seam;
Welding tractor is installed in this frame top by a guide rail beam, is equipped with the welding gun that is used to weld on it, and this welding gun carries out weld job near being adjustable to this weld seam by an adjuster;
Rotary compacting device is arranged at this jig top, removable being pressed on this weld seam.
2, the welding equipment of interior side guard plate according to claim 1 is characterized in that, also comprises:
The protective plate clamping device is arranged at this backplate platform top, and is removable and be clamped in this protective plate.
3, the welding equipment of interior side guard plate according to claim 2 is characterized in that, also comprises:
Inboard mainboard take-up device is arranged on this mainboard platform, and is positioned at this mainboard two ends, inboard, can drive to clamp to even up this inboard mainboard.
4, the welding equipment of interior side guard plate according to claim 3 is characterized in that, this inboard mainboard take-up device comprises a screw mandrel that drives cylinder and link to each other with this driving cylinder at least.
5, the welding equipment of interior side guard plate according to claim 3 is characterized in that, the precalculated position also is provided with the back locating piece that is used for the protective plate location on this backplate platform.
6, the welding equipment of interior side guard plate according to claim 4 is characterized in that also comprise: operating desk is installed on this welding tractor close position by this guide rail beam.
7, according to claim 1 or 2 or 3 or 4 or 5 or 6 described in the welding equipment of side guard plates; it is characterized in that this welding gun is the MIG welding gun, and the welding gun front end is provided with guiding indicating pointer; the rear end is provided with the gas shield hood, and this gas shield hood is communicated with gas source by wireway.
8, according to claim 1 or 2 or 3 or 4 or 5 or 6 described in the welding equipment of side guard plates, it is characterized in that, this jig is formed by connecting by last bronze medal and following bronze medal, should go up on the inboard joint face of bronze medal and following bronze medal respectively to two parallel channels being arranged, the cooling device of these two parallel channels and cold water source formation circulation; Also be provided with a gas delivery chute on this time bronze medal, on this on outer surface of bronze medal to should also being provided with this gas outlet by position while welding, be communicated with this gas delivery chute and form this gas shield device.
9, the welding equipment of interior side guard plate according to claim 8 is characterized in that this jig is two.
10, according to the welding equipment of claim 1 or 2 or 3 or 4 or 5 or 6 described interior side guard plates, it is characterized in that, comprise that also one is used for the material loading of this inboard mainboard and protective plate and the vacuum suspender of blanking.
11, a kind of welding method of interior side guard plate is applied to the welding of side guard plate in freezing or frozen products insulated container or the refrigerator carriage, it is characterized in that, comprises the steps:
Step 1 is provided with a welding equipment that is made of frame, jig, welding tractor and rotary compacting device at least; Wherein this frame has the backplate platform that a mainboard platform, that is used to place this inboard mainboard is used to place this protective plate at least; This jig is positioned at the formed weld seam of the weld below of this inboard mainboard and protective plate, is made of a cooling device and the gas shield device with heat conductivity at least, and the gas outlet of this gas shield device is right against this weld seam; This welding tractor is installed in this frame top by a guide rail beam, is equipped with the welding gun that is used to weld on it; This rotary compacting device is arranged at this jig top;
Step 2 is placed on prefabricated protective plate, inboard mainboard respectively on this backplate platform, the mainboard platform, and this protective plate docks or overlap formation one weld seam with the welding ends of inboard mainboard on this jig;
Step 3, go out this protective plate size by predetermined elongated linear measure longimetry after, drive this rotary compacting device and compress weld seam;
Step 4 is welded into the monoblock interior plate with inboard mainboard and protective plate in elongated length.
12, welding method according to claim 11 is characterized in that, in step 1, also comprises step:
Above this backplate platform, be provided with removable and be clamped in the protective plate clamping device of this protective plate;
On the mainboard platform at these mainboard two ends, inboard, be provided with to drive and clamp the inboard mainboard take-up device of evening up this inboard mainboard;
The precalculated position is provided for the back locating piece of protective plate location on this backplate platform;
Be adjacent to this welding tractor place setting operation platform by this guide rail beam.
13, welding method according to claim 12 is characterized in that, in step 2, also comprises step:
With close this back locating piece of the non-welding ends of this protective plate, the welding ends of interior plate mainboard forms described weld seam with the welding ends bottom overlap joint that the welding ends of this protective plate docked or inserted this protective plate;
Start the protective plate clamping device and clamp protective plate.
14, welding method according to claim 13 is characterized in that, in step 3, also comprises step:
Behind measurement size, utilize this inboard mainboard take-up device the clamping of mainboard two ends, inboard to even up, just utilize this rotary compacting device to compress weld seam then.
15, welding method according to claim 14 is characterized in that, in this step 1; it is the MIG welding gun that this welding gun is set; and the welding gun front end is provided with guiding indicating pointer, and the rear end is provided with the gas shield hood, and this gas shield hood is communicated with gas source by wireway.
16, welding method according to claim 15, it is characterized in that, in step 1, this jig is set to be formed by connecting by last bronze medal and following bronze medal, should go up on the inboard joint face of bronze medal and following bronze medal respectively to two parallel channels being arranged, the cooling device of these two parallel channels and cold water source formation circulation; Also be provided with a gas delivery chute on this time bronze medal, on this on outer surface of bronze medal to should also being provided with this gas outlet by position while welding, be communicated with this gas delivery chute and form this gas shield device.
17, welding method according to claim 16 is characterized in that, in step 4, also comprises step:
Start water-cooling apparatus;
Regulate the shield gas flow rate of welding gun gas flow, gas shield hood gas flow and gas shield device;
Regulate this welding gun near this weld seam by an adjuster, and regulate guiding indicating pointer and welding gun point-blank, the adjusting welding parameter is to desired value, and carries out the test run of welding tractor, welds after no abnormal.
18, welding method according to claim 17 is characterized in that, wherein a kind of of the steel plate that this prefabricated protective plate can adopt flat board, checkered steel plate or have a roller ripple.
19, welding method according to claim 18 is characterized in that, has the protective plate of roller ripple for this, and its roller is fan-shaped to be controlled in the 5mm, and rippled edge is controlled in the 10mm.
20, welding method according to claim 18 is characterized in that, this inboard mainboard is the corrosion resistant plate of 0.7～2.0mm, and this protective plate is the corrosion resistant plate of 1.2～2.0mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100114501A CN100436020C (en) | 2005-03-18 | 2005-03-18 | Welding method of container inner side plate and appts thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2005100114501A CN100436020C (en) | 2005-03-18 | 2005-03-18 | Welding method of container inner side plate and appts thereof |
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| CN1833805A true CN1833805A (en) | 2006-09-20 |
| CN100436020C CN100436020C (en) | 2008-11-26 |
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| CN110539057A (en) * | 2019-08-06 | 2019-12-06 | 宁波中集物流装备有限公司 | Automatic splicing spot welding device for side plates of container |
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| FI98439C (en) * | 1993-06-17 | 1997-06-25 | Kvaerner Masa Yards Oy | welding process |
| DE10063776C1 (en) * | 2000-12-21 | 2002-04-04 | Butting H Gmbh & Co Kg | Weld seam forming device, for pipe or container weld seam, has forming gas chamber on opposite side to welding torch displaced magnetically in synchronism with latter |
| JP2002263870A (en) * | 2001-03-06 | 2002-09-17 | Nippon Steel Corp | Equipment for manufacturing butt welded steel sheet or steel strip and method of manufacturing the same |
| CN2562916Y (en) * | 2002-05-11 | 2003-07-30 | 中国国际海运集装箱(集团)股份有限公司 | Spot welder for container inner side plate |
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Assignee: Qingdao CIMC Reefer Container Manufacture Co., Ltd. Assignor: China international shipping container (Group) Limited by Share Ltd|Qingdao CIMC special cold storage equipment Co., Ltd. Contract record no.: 2010990000400 Denomination of invention: Welding method of container inner side plate and appts thereof Granted publication date: 20081126 License type: Exclusive License Open date: 20060920 Record date: 20100622 |
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