CN110315288A - A kind of copper aluminium welding technique for accessory processing of freezing - Google Patents
A kind of copper aluminium welding technique for accessory processing of freezing Download PDFInfo
- Publication number
- CN110315288A CN110315288A CN201910520595.6A CN201910520595A CN110315288A CN 110315288 A CN110315288 A CN 110315288A CN 201910520595 A CN201910520595 A CN 201910520595A CN 110315288 A CN110315288 A CN 110315288A
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- copper sheet
- sheet material
- copper
- welding
- protection board
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Classifications
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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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0408—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work for planar work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- 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
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/18—Dissimilar materials
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- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Arc Welding In General (AREA)
Abstract
The invention discloses a kind of copper aluminium welding techniques for accessory processing of freezing, and include the following steps: a, welding pre-treatment；B, copper plate clamping device is installed；C, welding position is adjusted；D, aluminum changeover portion is welded between two blocks of copper sheet materials；E, to copper plate cutting.The present invention can weld aluminum changeover portion between two blocks of copper sheet materials for keeping special angle, and the angle that copper sheet material is kept can be adjusted；Position of the copper sheet material in copper sheet material placement plate can arbitrarily be adjusted, two blocks of copper sheet materials of special angle will be kept to be symmetrical arranged, the aluminum changeover portion of respective shapes is designed according to the region between the welding end of two blocks of copper sheet materials simultaneously, reducing in welding process is influenced by the welding end out-of-flatness of copper sheet material, improve welding quality, copper sheet material is less prone to loosening, increases the stability of welding；Protection board can be installed in the top of welding bench, improve the safety of welding；It can continuously weld to obtain the copper aluminium welding finished product section of same shape, guarantee the quality of copper aluminium welding finished product section.
Description
Technical field
The invention belongs to copper aluminium welding technical fields, and in particular to a kind of copper aluminium welding work for accessory processing of freezing
Skill.
Background technique
Copper aluminium welding is that copper material and aluminum material are connected into one by welding procedure.In industrial circle, aluminium
It is all good conductive material with copper.Since aluminium is smaller than the density of copper (density of aluminium be only copper 1/3), cheap, resource
It is abundant, therefore can replace copper use in many cases, cost can not only be reduced in this way, mitigates product quality, moreover it is possible to rationally
Utilize resource.In order to make full use of copper and the respective excellent properties of aluminium, it usually needs copper and aluminium are linked together, be made copper with
The composite construction of aluminium, to be widely used in fields such as ocean, petroleum, chemical industry, electronics.It adopts extensively in actual production
Their connection is realized with soldering, diffusion welding (DW), Pressure Welding etc..
Currently, how to weld aluminum changeover portion between two blocks of copper sheet materials for keeping special angle, and welded according to copper sheet material
Connecing and surrounding the aluminum changeover portion of region setting respective shapes between end is those skilled in the art's technical issues that need to address.
Summary of the invention
Above-mentioned technical problem present in present invention aims to solve the prior art provides one kind and adds for the accessory that freezes
The copper aluminium welding technique of work can weld aluminum changeover portion between two blocks of copper sheet materials for keeping special angle, what copper sheet material was kept
Angle can be adjusted；In welding, position of the copper sheet material in copper sheet material placement plate can be arbitrarily adjusted, is used after the completion of adjustment
First fixing bolt holds out against bulb fixed copper plate, two blocks of copper sheet materials of special angle will be kept to be symmetrical arranged, while basis
The aluminum changeover portion of respective shapes is designed in region between the welding end of two blocks of copper sheet materials, is reduced in welding process by copper sheet
Material welds the influence of end out-of-flatness, improves welding quality, and copper sheet material is less prone to loosening, increases the stability of welding；It can be
Protection board is installed in the top of welding bench, improves the safety of welding；Pass through dismounting protection board, sliding plate and protection board setting
End can continuously weld the copper aluminium welding finished product section for obtaining same shape, guarantee the quality of copper aluminium welding finished product section.
In order to solve the above-mentioned technical problem, the present invention adopts the following technical scheme:
A kind of copper aluminium welding technique for accessory processing of freezing, it is characterised in that include the following steps:
A, it welds pre-treatment: two blocks of copper sheet materials is prepared according to design drawing, then remove the dirt of two pieces of copper sheet material welding ends
Object and insulating layer improve welding quality.
B, copper plate clamping device is installed:
(1) otic placode of copper sheet material placement plate is welded on the side of welding bench, copper sheet material is welded in the two sides of welding bench
Placement plate, then copper sheet material placement plate is rotated in the first rotating shaft of otic placode, copper sheet material placement plate is kept into horizontality, is convenient for
The rotational angle of copper sheet material placement plate is set, avoids causing copper sheet material placement plate to turn since copper sheet material placement plate is not horizontally disposed
There is deviation in dynamic angle, and the first nut is then screwed into first rotating shaft.
(2) it is vertically threadedly coupled the first fixing bolt on protection board setting end, the bottom end of the first fixing bolt is equipped with
Bulb is held out against, bulb is held out against for fixed copper plate, holds out against bulb and copper sheet material as point face contact, avoid the damage to copper sheet material
It is bad.
(3) it is packed into sliding plate in the second shaft of protection board setting end two sides, then the retention bead of sliding plate is set
In the limiting groove for setting copper sheet material placement plate, it is then threadedly coupled the second fixing bolt on sliding plate, then rotates second
Shaft, by protection board setting end keep horizontality, convenient for the later period adjustment protection board be arranged end head-turned angle, avoid by
It is not horizontally disposed in protection board setting end and protection board setting end rotational angle is caused deviation occur, then in the second shaft
It is screwed into the second nut.
C, welding position is adjusted:
(1) the first nut is unscrewed, according to the angle between the two of required finished product blocks of copper sheet materials, copper sheet material placement plate is turned
Set angle is moved, the angle between two pieces of copper sheet material placement plates is equal to the angle between two blocks of copper sheet materials of required finished product, then will
First nut is tightened.
(2) the second nut is unscrewed, protection board setting end is rotated to the angle of copper sheet material placement plate rotation, so that protection
Plate is arranged end and keeps horizontality, then the second nut is tightened, and then unscrews the second fixing bolt, by the limit of sliding plate
Protrusion is slided in the limiting groove of copper sheet material placement plate, so that protection can be arranged in the distance between two protection board setting ends
Then plate is tightened the second fixing bolt, then install protection board, the card-tight part of protection board between two protection board setting ends
It is clamped on the side of protection board setting end.
D, aluminum changeover portion is welded between two blocks of copper sheet materials:
(1) copper sheet material is placed in copper sheet material placement plate, while two blocks of copper sheet materials is kept to be symmetrical arranged.First is turned again
First fixing bolt is held out against bulb fixed copper plate by fixing bolt.
(2) the distance between the welding end of two blocks of copper sheet materials is measured, designs the shape of aluminum changeover portion, root
It is cut according to the design shape of aluminum changeover portion, obtains aluminum changeover portion.
(3) between the welding end that aluminum changeover portion is snapped onto two blocks of copper sheet materials, to copper sheet material and aluminum changeover portion
Top contacts position is welded, and then the side contact site to copper sheet material and aluminum changeover portion and bottom surface contact site carry out
Welding, obtains copper aluminium welding finished product section.
(4) copper aluminium welding finished product section is cooled down.
(5) protection board is removed upwards from protection board setting end, then back-out the second nut, tear open from copper sheet material placement plate
Except end is arranged in sliding plate and protection board, copper aluminium welding finished product section is then taken out.
E, the copper sheet material of copper aluminium welding finished product section is cut on cutting tables, so that the length of copper sheet material meets design
It is required that.
Further, it in step a, is cleaned using welding end of the lye to copper sheet material, removes two pieces of copper sheet material welderings
The dirt for connecing end removes the insulating layer of two pieces of copper sheet material welding ends using sand paper.
Further, in step d (1) part, in order to keep two blocks of copper sheet materials to be symmetrical arranged, in copper sheet material placement plate
Square is set between outer end face and the bottom surface of copper sheet material, by the auxiliary of square, adjusts copper sheet material in copper sheet material placement plate
On position.
Further, it in step d (3) part, is welded using welding gun, needs up and down and move left and right fire when welding
Flame, so that contact site is heated evenly, welding temperature is no more than 650 DEG C, avoids burning out copper sheet material and aluminum changeover portion.
Further, in step d (5) part, after taking out copper aluminium welding finished product section, using metallic brush removal weld
Residue improves copper aluminium welding finished product section quality.
Further, in step e, before being cut, the copper sheet material of copper aluminium welding finished product section is measured, cutting is drawn
Line cuts the copper sheet material of copper aluminium welding finished product section according to cutting auxiliary line, by whole section of copper aluminium welding finished product section when cutting
It keeps vertical state to be placed on cutting bed to be cut, improves cut quality.
The present invention is by adopting the above-described technical solution, have the advantages that
1, copper sheet material placement plate is rotated set angle according to the angle between two blocks of copper sheet materials of required finished product by the present invention
It spends, the angle between two pieces of copper sheet material placement plates is equal to the angle between two blocks of copper sheet materials of required finished product, and copper sheet material is placed
When being welded in copper sheet material placement plate, realizes and weld aluminum changeover portion between two blocks of copper sheet materials for keeping special angle.Due to
Copper sheet material placement plate rotational angle can be adjusted, therefore the angle that copper sheet material is kept can also be adjusted.
2, the present invention can arbitrarily adjust position of the copper sheet material in copper sheet material placement plate, adopt after the completion of adjustment in welding
Bulb fixed copper plate is held out against with the first fixing bolt, two blocks of copper sheet materials of special angle will be kept to be symmetrical arranged.It is right simultaneously
The distance between the welding end of two blocks of copper sheet materials measures, and the shape of aluminum changeover portion is designed, according to aluminum changeover portion
Design shape cut, obtain aluminum changeover portion, can be set in this way according to the region between the welding end of two blocks of copper sheet materials
The aluminum changeover portion of respective shapes is counted out, reducing in welding process is influenced by the welding end out-of-flatness of copper sheet material, and welding is improved
Quality, and copper sheet material is less prone to loosening, increases the stability of welding.
3, the present invention is adjusted by the angle that end is arranged in protection board, so that protection board setting end remains horizontal
State, while the retention bead of sliding plate being slided in the limiting groove of copper sheet material placement plate, adjust two protection board setting ends
The distance between head, convenient for installing or removing protection board, in the welding process, protection board between two protection board setting ends
The splashing that can stop a part of liquid brazing flux, improves the safety of welding.
4, end is arranged by dismounting protection board, sliding plate and protection board in the present invention, can continuously weld to obtain same shape
Copper aluminium welding finished product section, guarantee copper aluminium welding finished product section quality.
Detailed description of the invention
The present invention will be further explained below with reference to the attached drawings:
Fig. 1 is the present invention in structural schematic diagram when installing copper plate clamping device；
Fig. 2 is the structural schematic diagram of copper sheet material placement plate in the present invention；
Fig. 3 is that the structural schematic diagram that end is connected with sliding plate is arranged in protection board in the present invention；
Fig. 4 is the present invention in structural schematic diagram when adjusting welding position；
Fig. 5 is the structural schematic diagram of protection board in the present invention；
Fig. 6 is the structural schematic diagram when present invention welds aluminum changeover portion between two blocks of copper sheet materials；
Fig. 7 is the present invention in structural schematic diagram when cutting to the copper sheet material of copper aluminium welding finished product section.
In figure, 1- welding bench；2- copper sheet material placement plate；3- otic placode；4- first rotating shaft；5-；End is arranged in 6- protection board；7-
First fixing bolt；8- holds out against bulb；9- sliding plate；The second shaft of 10-；The second nut of 11-；12- limiting groove；13- limit
Protrusion；The second fixing bolt of 14-；15- protection board；16-；17- copper sheet material；18- aluminum changeover portion；19- cutting bed；20- cutting
Line.
Specific embodiment
As shown in Figures 1 to 7, a kind of copper aluminium welding technique for accessory processing of freezing of the present invention, includes the following steps:
A, it welds pre-treatment: two blocks of copper sheet materials 17 being prepared according to design drawing, then remove the welding ends of two blocks of copper sheet materials 17
The dirt and insulating layer in portion improve welding quality.
It is cleaned using welding end of the lye to copper sheet material 17, removes the dirt of the welding end of two blocks of copper sheet materials 17
Object removes the insulating layer of the welding end of two blocks of copper sheet materials 17 using sand paper.
B, copper plate clamping device is installed:
(1) otic placode 3 of copper sheet material placement plate 2 is welded on the side of welding bench 1, copper is welded in the two sides of welding bench 1
Plate placement plate 2.Copper sheet material placement plate 2 is rotated in the first rotating shaft 4 of otic placode 3 again, copper sheet material placement plate 2 is kept horizontal
State avoids leading to copper since copper sheet material placement plate 2 is not horizontally disposed convenient for the rotational angle of copper sheet material placement plate 2 is arranged
There is deviation in 2 rotational angle of plate placement plate, and the first nut 5 is then screwed into first rotating shaft 4.
(2) it is vertically threadedly coupled the first fixing bolt 7 on protection board setting end 6, the bottom end of the first fixing bolt 7 is set
Bulb 8 is held out against, bulb 8 is held out against for fixed copper plate 17, holds out against bulb 8 and copper sheet material 17 as point face contact, avoid to copper
The damage of plate 17.
(3) it is packed into sliding plate 9 in the second shaft 10 of protection board setting 6 two sides of end, then by the limit convex of sliding plate 9
It plays 13 to be arranged into the limiting groove 12 of copper sheet material placement plate 2, the second fixing bolt 14 is then threadedly coupled on sliding plate 9,
Then the second shaft 10 is rotated, protection board setting end 6 is kept into horizontality, end 6 is set convenient for later period adjustment protection board
Rotational angle, it is not horizontally disposed and protection board setting 6 rotational angle of end is caused to occur to avoid being arranged due to protection board end 6
Deviation, then the second nut 11 is screwed into the second shaft 10.
C, welding position is adjusted:
(1) the first nut 5 is unscrewed, according to the angle between the two of required finished product blocks of copper sheet materials 17, copper sheet material is placed
Plate 2 rotates set angle, and the angle between two pieces of copper sheet material placement plates 2 is equal to the folder between two blocks of copper sheet materials 17 of required finished product
Angle, then the first nut 5 is tightened.
(2) the second nut 11 is unscrewed, protection board setting end 6 is rotated into the angle that copper sheet material placement plate 2 rotates, so that
Protection board is arranged end 6 and keeps horizontality, then the second nut 11 is tightened.Then the second fixing bolt 14 is unscrewed, will slides
The retention bead 13 for moving plate 9 is slided in the limiting groove 12 of copper sheet material placement plate 2 so that two protection boards setting end 6 it
Between distance protection board can be set, then the second fixing bolt 14 is tightened.It is installed between two protection board setting ends 6 again
Protection board 15, the card-tight part 16 of protection board 15 are clamped on the side of protection board setting end 6.
D, aluminum changeover portion 18 is welded between two blocks of copper sheet materials 17:
(1) copper sheet material 17 is placed in copper sheet material placement plate 2, while two blocks of copper sheet materials 17 is kept to be symmetrical arranged.In order to
It keeps two blocks of copper sheet materials 17 to be symmetrical arranged, right angle is set between the outer end face of copper sheet material placement plate 2 and the bottom surface of copper sheet material 17
Ruler adjusts position of the copper sheet material 17 in copper sheet material placement plate 2 by the auxiliary of square.The first fixing bolt 7 is turned again,
First fixing bolt 7 is held out against into 8 fixed copper plate 17 of bulb.
(2) the distance between the welding end of two blocks of copper sheet materials 17 is measured, designs the shape of aluminum changeover portion 18
Shape is cut according to the design shape of aluminum changeover portion 18, obtains aluminum changeover portion 18.
(3) between the welding end that aluminum changeover portion 18 is snapped onto two blocks of copper sheet materials 17, to copper sheet material 17 and aluminum mistake
The top contacts position for crossing section 18 is welded, then to the side contact site and bottom surface of copper sheet material 17 and aluminum changeover portion 18
Contact site is welded, and copper aluminium welding finished product section is obtained.
It is welded using welding gun, needs up and down and move left and right flame when welding, so that contact site is heated evenly, welding
Temperature is no more than 650 DEG C, avoids burning out copper sheet material 17 and aluminum changeover portion 18.It needs to dress protective garment, protecting hand when welding
Set and safety goggles.
(4) copper aluminium welding finished product section is cooled down, using the method for natural cooling.
(5) protection board 15 is removed upwards from protection board setting end 6, then back-out the second nut 11, place from copper sheet material
Sliding plate 9 is removed on plate 2 and end 6 is arranged in protection board, then takes out copper aluminium welding finished product section.
After taking out copper aluminium welding finished product section, using the residue of metallic brush removal weld, copper aluminium welding finished product section is improved
Quality.
E, the copper sheet material 17 of copper aluminium welding finished product section is cut on cutting bed 19, so that the length of copper sheet material 17 accords with
Close design requirement.
Before being cut, the copper sheet material 17 of copper aluminium welding finished product section is measured, cutting line 20 is drawn, it is auxiliary according to cutting
Index contour cuts the copper sheet material 17 of copper aluminium welding finished product section, and whole section of copper aluminium welding finished product section is kept vertical state when cutting
It is placed on cutting bed 19 and is cut, improve cut quality.
The present invention can weld aluminum changeover portion 18 between two blocks of copper sheet materials 17 for keeping special angle, and copper sheet material 17 is kept
Angle can be adjusted；In welding, position of the copper sheet material 17 in copper sheet material placement plate 2 can be arbitrarily adjusted, adjustment is completed
8 fixed copper plate 17 of bulb is held out against using the first fixing bolt 7 afterwards, two blocks of copper sheet materials 17 of special angle will be kept symmetrically to set
It sets, while designing the aluminum changeover portion 18 of respective shapes according to the region between the welding end of two blocks of copper sheet materials 17, reduce
Being welded end out-of-flatness by copper sheet material 17 in welding process is influenced, and welding quality is improved, and copper sheet material 17 is less prone to loosening, is increased
It is welded with the stability connect；Protection board 15 can be installed in the top of welding bench 1, improve the safety of welding；It is protected by dismounting
End 6 is arranged in backplate 15, sliding plate 9 and protection board, can continuously weld the copper aluminium welding finished product section for obtaining same shape, guarantees copper
The quality of aluminium welding finished product section.
The above is only specific embodiments of the present invention, but technical characteristic of the invention is not limited thereto.It is any with this hair
Based on bright, to solve essentially identical technical problem, essentially identical technical effect is realized, made simple change, etc.
With replacement or modification etc., all it is covered by among protection scope of the present invention.
Claims (6)
1. a kind of copper aluminium welding technique for accessory processing of freezing, it is characterised in that include the following steps:
A, weld pre-treatment: two blocks of copper sheet materials prepared according to design drawing, then remove two blocks of copper sheet materials welding ends dirt and
Insulating layer；
B, copper plate clamping device is installed:
(1) otic placode of copper sheet material placement plate is welded on the side of welding bench, the placement of copper sheet material is welded in the two sides of welding bench
Copper sheet material placement plate is kept horizontality by plate, then copper sheet material placement plate is rotated in the first rotating shaft of otic placode, then the
The first nut is screwed into one shaft；
(2) the first fixing bolt is vertically threadedly coupled on protection board setting end, the bottom end of the first fixing bolt, which is equipped with, to be held out against
Bulb；
(3) it is packed into sliding plate in the second shaft of protection board setting end two sides, then the retention bead setting of sliding plate is arrived
In the limiting groove of copper sheet material placement plate, it is then threadedly coupled the second fixing bolt on sliding plate, then rotates the second shaft,
Protection board setting end is kept into horizontality, then is screwed into the second nut in the second shaft；
C, welding position is adjusted:
(1) the first nut is unscrewed, according to the angle between the two of required finished product blocks of copper sheet materials, the rotation of copper sheet material placement plate is set
Determine angle, the angle between two pieces of copper sheet material placement plates is equal to the angle between two blocks of copper sheet materials of required finished product, then by first
Nut is tightened；
(2) the second nut is unscrewed, protection board setting end is rotated to the angle of copper sheet material placement plate rotation, so that protection board is set
It sets end and keeps horizontality, then the second nut is tightened, then unscrew the second fixing bolt, by the retention bead of sliding plate
It is slided in the limiting groove of copper sheet material placement plate, so that protection board can be arranged in the distance between two protection board setting ends,
Then the second fixing bolt is tightened, then protection board, the card-tight part card of protection board is installed between two protection board setting ends
Tightly on the side of protection board setting end；
D, aluminum changeover portion is welded between two blocks of copper sheet materials:
(1) copper sheet material is placed in copper sheet material placement plate, while two blocks of copper sheet materials is kept to be symmetrical arranged, then turned first and fix
First fixing bolt is held out against bulb fixed copper plate by bolt；
(2) the distance between the welding end of two blocks of copper sheet materials is measured, the shape of aluminum changeover portion is designed, according to aluminium
The design shape of changeover portion processed is cut, and aluminum changeover portion is obtained；
(3) between the welding end that aluminum changeover portion is snapped onto two blocks of copper sheet materials, to the top surface of copper sheet material and aluminum changeover portion
Contact site is welded, and is then welded to the side contact site and bottom surface contact site of copper sheet material and aluminum changeover portion
It connects, obtains copper aluminium welding finished product section；
(4) copper aluminium welding finished product section is cooled down；
(5) protection board is removed upwards from protection board setting end, then back-out the second nut, remove and slide from copper sheet material placement plate
It moves plate and end is arranged in protection board, then take out copper aluminium welding finished product section；
E, the copper sheet material of copper aluminium welding finished product section is cut on cutting tables, is wanted so that the length of copper sheet material meets design
It asks.
2. a kind of copper aluminium welding technique for accessory processing of freezing according to claim 1, it is characterised in that: in step
It in a, is cleaned using welding end of the lye to copper sheet material, the dirt of two pieces of copper sheet material welding ends is removed, using sand paper
Remove the insulating layer of two pieces of copper sheet material welding ends.
3. a kind of copper aluminium welding technique for accessory processing of freezing according to claim 1, it is characterised in that: in step
In d (1) part, in order to keep two blocks of copper sheet materials to be symmetrical arranged, in the outer end face of copper sheet material placement plate and the bottom surface of copper sheet material
Between square is set, pass through the auxiliary of square, adjust position of the copper sheet material in copper sheet material placement plate.
4. a kind of copper aluminium welding technique for accessory processing of freezing according to claim 1, it is characterised in that: in step
It in d (3) part, is welded using welding gun, needs up and down and move left and right flame when welding, so that contact site is heated equal
Even, welding temperature is no more than 650 DEG C.
5. a kind of copper aluminium welding technique for accessory processing of freezing according to claim 1, it is characterised in that: in step
In d (5) part, after taking out copper aluminium welding finished product section, using the residue of metallic brush removal weld.
6. a kind of copper aluminium welding technique for accessory processing of freezing according to claim 1, it is characterised in that: in step
In e, before being cut, the copper sheet material of copper aluminium welding finished product section is measured, cutting line is drawn, according to cutting auxiliary line to copper
The copper sheet material of aluminium welding finished product section is cut, and keeps vertical state to be placed on cutting whole section of copper aluminium welding finished product section when cutting
It is cut on platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910520595.6A CN110315288B (en) | 2019-06-17 | 2019-06-17 | Copper-aluminum welding process for machining refrigeration fittings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910520595.6A CN110315288B (en) | 2019-06-17 | 2019-06-17 | Copper-aluminum welding process for machining refrigeration fittings |
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| CN110315288A true CN110315288A (en) | 2019-10-11 |
| CN110315288B CN110315288B (en) | 2021-07-20 |
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| CN201910520595.6A Active CN110315288B (en) | 2019-06-17 | 2019-06-17 | Copper-aluminum welding process for machining refrigeration fittings |
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| CN105689948A (en) * | 2016-03-23 | 2016-06-22 | 江苏大学 | Clamp for angle-adjustable marine deck welding test and operation method of clamp |
| CN107378345A (en) * | 2017-08-18 | 2017-11-24 | 中车长春轨道客车股份有限公司 | Quick group of bogie cant board is to positioning tool |
| CN208880044U (en) * | 2018-08-07 | 2019-05-21 | 武汉一冶钢结构有限责任公司 | The cantilevered of adjustable-angle, planer-type submerged arc welding moulding bed |
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| CN110315288B (en) | 2021-07-20 |
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Denomination of invention: A Copper Aluminum Welding Process for Processing Refrigeration Accessories Effective date of registration: 20230803 Granted publication date: 20210720 Pledgee: Postal Savings Bank of China Limited by Share Ltd. Xinchang branch Pledgor: Xinchang Sanyuan Machinery Co.,Ltd. Registration number: Y2023330001641 |