CN107283039A - Compressor welding frock and Compressor Manufacturing method - Google Patents
Compressor welding frock and Compressor Manufacturing method Download PDFInfo
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- CN107283039A CN107283039A CN201610200634.0A CN201610200634A CN107283039A CN 107283039 A CN107283039 A CN 107283039A CN 201610200634 A CN201610200634 A CN 201610200634A CN 107283039 A CN107283039 A CN 107283039A
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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
- B23K13/00—Welding by high-frequency current heating
- B23K13/01—Welding by high-frequency current heating by induction heating
- B23K13/02—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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/003—Cooling means
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- Optics & Photonics (AREA)
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Abstract
The present invention relates to a kind of compressor welding frock and Compressor Manufacturing method, the welding weld seam that the welding frock is used to form the air intake duct of compressor, cylinder connecting tube and reservoir bend pipe carries out welding, including first coil and the second coil, the surface of first coil and the second coil is respectively equipped with magnetic material；First coil and the second coil are oppositely arranged, and are switched between the closing position of first coil and the second coil at separation point position and electrified regulation, form at least one weldering chamber when first coil and the second coil closure between.The present invention is provided with magnetic material on the surface of first coil and the second coil, effect of the magnetic field to non-solder position can be weakened, magnetic field concentration is set to act on the position of welding weld seam, it is to avoid because magnetic field relatively disperses during welding, the problem of being deformed greatly on the influence of non-solder position temperature.
Description
Technical field
The present invention relates to Compressor Technology field, more particularly to a kind of compressor welding frock and
Compressor preparation method.
Background technology
As shown in figure 1, the air intake duct of existing rotary compressor, cylinder connecting tube and reservoir
Bend pipe constitutes welding weld seam 40, usually implements welding using gas brazing technique, its shortcoming：
Light, heat and the NOISE ON ENVIRONMENT that gas brazing is produced can be polluted, and be unfavorable for the body of employee
Body health；Need manually to be operated, the technical skills dependence to operating personnel is strong, because of length
The problem of time, manually operation caused quality unstability；In addition, using the technique of gas brazing,
Workshop need to lay substantial amounts of pipeline and valve, and the gas of flame welding is inflammable, explosive, to car
Between constitute potential safety hazard.
In order to solve the defect of above-mentioned gas brazing, air intake duct, the vapour of current rotary compressor
The welding weld seam welding process that cylinder connecting tube and reservoir bend pipe are constituted, as shown in Fig. 2 using
U-shaped 2 pairs of coil welding weld seam 40 carries out welding, and it has the disadvantage U-shaped coil 2 because of Distribution of Magnetic Field
Inequality, without magnetic field at its opening, only by the opening for transferring heat to U-shaped coil 2, therefore adds
The hot time is longer, and efficiency is low；And the traditional type coils of O can not also carry out because of reservoir interference
Welding.
And further, in order to solve the uneven problem of U-shaped coil heats, and also to solve
O-shaped coil and reservoir interference problem, the air intake duct of existing rotary compressor, cylinder connection
The welding weld seam that pipe and reservoir bend pipe are constituted can carry out 360 ° using traditional " double C-type " coil
Heating, the heat time is short, and efficiency is improved, and saves the energy.But it is right because magnetic field relatively disperses
The temperature influence of object (mainly main casing) is big beyond welding position, is also easy to produce deformation.
The content of the invention
The present invention be based on above-mentioned background technology deficiency and complete, the purpose is to provide one kind
Compressor welding frock and Compressor Manufacturing method, with solve air intake duct, cylinder connecting tube and
Because magnetic field relatively disperses during the welding weld seam progress welding that reservoir bend pipe is constituted, to welding position
Object temperature influence beyond putting is big, the problem of being also easy to produce deformation.
To achieve these goals, the present invention provides a kind of compressor welding frock, and it is used for pair
The welding weld seam that air intake duct, cylinder connecting tube and the reservoir bend pipe of compressor are formed is applied
Weldering, the welding frock includes first coil and the second coil, the first coil and the second line
The surface of circle is respectively equipped with magnetic material；
The first coil and the second coil are oppositely arranged, and the first coil and the second coil exist
Switch between closing position when separation point position and electrified regulation, the first coil and the second line
Trap forms at least one weldering chamber between when closing.
Preferably, in the closing position, the first coil and the second coil phase
To two ends wherein there is end thereof contacts, the other end not to contact.
Preferably, the upper and lower surface of the first coil at least one be flat
Face, the upper and lower surface of second coil at least one be plane.
Preferably, second overhang is provided with magnetic material installing plate, described
The lower surface of magnetic material installing plate is provided with magnetic material.
Preferably, the inside of the first coil is provided with the first cooling water path, described
The inside of second coil is provided with the second cooling water path.
Preferably, the two ends of the first coil extend outward the first water inlet pipe respectively
With the first outlet pipe, first water inlet pipe and first outlet pipe are cold with described first respectively
But water passage is connected；
The two ends of second coil extend outward the second water inlet pipe and the second outlet pipe respectively,
Second water inlet pipe and the second outlet pipe are connected with second cooling water path respectively.
Preferably, first water inlet pipe and the first outlet pipe respectively with the First Line
The ring surface of circle is vertically arranged；Second water inlet pipe and the second outlet pipe are respectively with described second
The ring surface of coil is vertically arranged.
Preferably, first water inlet pipe, the first outlet pipe, the second water inlet pipe and
Snap joint is respectively equipped with two outlet pipes.
Preferably, the magnetic material in the way of pasting located at the first coil and
The surface of second coil.
Preferably, the first coil and the second coil are semi-circular shape, and described
A weldering chamber is formed when one coil and the second coil closure between.
Preferably, the first coil and the second coil are by two semicircular rings connected
Constituted, form two when the first coil is closed with the second coil between and connect
Weld chamber.
Preferably, what the first coil and the second coil were formed welds the circumferential equal of chamber
Provided with the magnetic material.
Preferably, two of two of first coil contact end faces and the second coil
Contact end face is not provided with the magnetic material.
In order to realize identical purpose, the present invention also provides a kind of Compressor Manufacturing method, and it is wrapped
The welding weld seam that the air intake duct to compressor, cylinder connecting tube and reservoir bend pipe formed is included to enter
The step of the step of row welding, welding, is put into using above-mentioned compressor weldor and gone.
Preferably, when carrying out the step of the welding, divide in energization welding process
One or more heating periods carry out heating welding.
A kind of compressor welding frock and Compressor Manufacturing method provided by the present invention, first
The surface of coil and the second coil is provided with magnetic material, can weaken magnetic field to non-solder position
The effect of (main casing of compressor), makes magnetic field concentration act on the position of welding weld seam, keeps away
Exempt from during welding because magnetic field relatively disperses, the object temperature beyond welding weld seam is influenceed it is big and
The problem of being deformed.
Brief description of the drawings
Fig. 1 is the operating diagram of traditional compressor gas brazing；
Fig. 2 is the operating diagram of traditional compressor high frequency brazing；
Fig. 3 is the installation diagram during the compressor welding frock welding of the present invention；
Fig. 4 is the attachment structure signal of air intake duct of the present invention, cylinder connecting tube and reservoir bend pipe
Figure；
Fig. 5 is the compressor welding frock one of which structural representation of the present invention；
Fig. 6 is the enlarged drawing at A in Fig. 3；
Fig. 7 is the magnetic circuit figure that compressor weldor's welding equipment connects when magnetic material is not used；
Fig. 8 is magnetic circuit figure when welding frock of the invention has used magnetic material；
Fig. 9 is the heating amount comparison chart that simulation calculates Fig. 7 and Fig. 8；
Figure 10 is compressor welding frock and the powered electrode one of which structural representation of the present invention
Figure；
Figure 11 is a kind of cooling current direction schematic diagram of the compressor welding frock of the present invention；
Figure 12 is the schematic diagram during the Compressor Manufacturing of the present invention；
Figure 13 is the schematic diagram of the weld-ring placement location of the present invention；
The compressor weldor that Figure 14 is the present invention coordinates during welding under preceding state
Structural representation；
Figure 15 is knot of the compressor weldor of the present invention under closure state during welding
Structure schematic diagram；
Figure 16 is knot of the compressor weldor of the present invention under open mode during welding
Structure schematic diagram；
Figure 17 is the external structure schematic diagram of the weld-ring of the present invention；
Figure 18 is the section view of the weld-ring of the present invention；
Figure 19 is the front view for the compressor welding frock that the present invention sets two weldering chambers；
Figure 20 is the side view for the compressor welding frock that the present invention sets two weldering chambers.
Wherein, 2, U-shaped coil；
10th, air intake duct；20th, cylinder connecting tube；30th, reservoir bend pipe；40th, welding weld seam；
50th, main casing；60th, power-supply device；70th, powered electrode；71st, the first contact；72nd,
Two contacts；80th, reservoir；90th, weld-ring；
100th, welding frock；
110th, first coil；111st, the first contact end face of first coil；112nd, First Line
Second contact end face of circle；113rd, the first water inlet pipe；114th, the first outlet pipe；120th,
Two coil；121st, the first contact end face of the second coil；122nd, the second contact of the second coil
End face；123rd, the second water inlet pipe；124th, the second outlet pipe；130th, magnetic material；140、
Weld chamber；150th, magnetic material installing plate.
Embodiment
With reference to the accompanying drawings and examples, the embodiment to the present invention makees further detailed
Description.Following examples are used to illustrate the present invention, but are not limited to the scope of the present invention.
A kind of compressor welding frock 100 provided by the present invention, as shown in Figure 3 and Figure 4,
Wherein, compressor includes main casing 50, the cylinder being located inside main casing 50 and is located at master
Reservoir 80 outside housing 50, the welding frock 100 be used for the air intake duct 10 of compressor,
The welding weld seam 40 that cylinder connecting tube 20 and reservoir bend pipe 30 are formed carries out welding.
As shown in Figure 5 and Figure 6, the welding frock 100 of the embodiment of the present invention includes：It is sense
Answer the coil 120 of first coil 110 and second of coil, the coil 120 of first coil 110 and second
Surface be respectively equipped with magnetic material 130；Wherein, the coil 120 of first coil 110 and second
It is oppositely arranged, and the coil 120 of first coil 110 and second is in separation point position and electrified regulation
When closing position between switch, the coil 120 of first coil 110 and second close when at the two
Between formed at least one weldering chamber 140, energization start after weldering chamber 140 in welding weld seam 40
Heating welding is carried out, the embodiment of the present invention is on the surface of the coil 120 of first coil 110 and second
There is provided magnetic material 130, can weaken magnetic field to non-solder position (main casing 50 of compressor)
Effect, magnetic field concentration is acted on the position of welding weld seam 40, it is to avoid during welding
Because magnetic field relatively disperses, the problem of being deformed greatly on the object temperature influence beyond welding weld seam.
Fig. 7 show the magnetic circuit figure welded during unused magnetic material 130, and Fig. 8 show this
The welding frock 100 of embodiment has used magnetic circuit figure during magnetic material 130.Use magnetic material
Before material 130, as shown in fig. 7, magnetic induction line distribution more disperses, the surface of reservoir 80,
The magnetic strength line density on the surface of main casing 50 is larger；And after having used magnetic material 130,
As shown in figure 8, because the magnetic conductivity of magnetic material 130 is much larger than air, forming magnetic resistance very little
Passage, so magnetic induction line is most of by magnetic material 130, make by the table of main casing 50
The magnetic strength line density in face is obviously reduced, so that the temperature of main casing 50 is reduced during welding.Figure
9 be the heating amount comparison chart that simulation calculates Fig. 7 and Fig. 8, as shown in figure 9, compared to making
Before magnetic material 130, after magnetic material 130, the He of air intake duct 10 of compressor
The heating amount of reservoir bend pipe 30 slightly has rising, and the heating amount of main casing 50 then significantly under
Drop (rate of descent is about 60%).
With reference to shown in Fig. 5 and Figure 10, the end of the second coil 120, which is provided with, is used for magnetic material
Installing plate 150, the surface of the magnetic material installing plate 150 is provided with magnetic material 130, thus
The maskable script of powered electrode 70 acts on the partial magnetic field of the main casing 50 of compressor, effectively
Main casing 50 is prevented to be heated deformation.The two ends of powered electrode 70 are respectively equipped with the first contact
71 and second contact 72.
As shown in Figure 10, in one embodiment of compressor welding frock, first coil 110
With the second coil 120 in closing position, the coil 120 of first coil 110 and second is relative
Two ends wherein have end thereof contacts, the other end not to contact.Specifically, in described closing position,
The first contact contact of end face 121 of the first contact coil of end face 111 and second of first coil connects
Connect, the second contact end face 122 of the second contact coil of end face 112 and second of first coil is not
Contact, the second contact end face 112 of first coil contacts connection, second with the first contact 71
Second contact end face 122 of coil contacts connection with the second contact 72, so as to be powered to sensing
Heating is welded.That is, the first contact coil of end face 111 and second of first coil
The first contact contact connection of end face 121, the first contact 71 of powered electrode 70 and First Line
The second contact contact connection of end face 112 of circle, the second contact 72 and second of powered electrode 70
The second contact contact connection of end face 122 of coil forms a close access.
In one embodiment of compressor welding frock 100, the line of first coil 110 and second
Circle 120 is single semi-circular shape, two when the coil 120 of first coil 110 and second is closed
A weldering chamber 140 is formed between person, is thus made suitable for the compressor that reservoir is single bent-tube boiler
With.
As shown in figure 11, it is preferable that first coil 110 is formed as semi-circular shape and inside is set
Have for the first cooling water path by cooling water, the second coil 120 is formed as semi-circular shape
And internal be provided with is used for the second cooling water path by cooling water, thus can improve cooling velocity
So as to improve production efficiency.Figure 11 direction of arrow is that the water route of coil inside flows to schematic diagram.
The two ends of first coil 110 extend outward the first water inlet pipe 113 and the first outlet pipe respectively
114, the first water inlet pipe 113 and the first outlet pipe 114 are connected with the first cooling water path respectively；
The two ends of second coil 120 extend outward the second water inlet pipe 123 and the second outlet pipe respectively
124, the second water inlet pipe 123 and the second outlet pipe 124 are connected with the second cooling water path respectively,
So that the first cooling water path and the second cooling water path form independent cooling water respectively
Path, its cooling effect is more preferable.The installation of welding frock for convenience, the first water inlet pipe 113
Ring surface with the first outlet pipe 114 respectively with first coil 110 is vertically arranged；Second water inlet
Ring surface of the outlet pipe 124 of pipe 123 and second respectively with the second coil 120 is vertically arranged.
According to a preferred embodiment of the invention, magnetic material 130 can be covered on first coil 110
Upper surface, lower surface, front, at least one face at the back side；Magnetic material 130 can be pasted
On at least one face for being overlying on the upper surface of the second coil 120, lower surface, front, the back side.
Preferably, the upper and lower surface of first coil 110 at least one be plane, the second line
At least one is plane to the upper and lower surface of circle 120, in order to install magnetic material
130.The circumference for the weldering chamber 140 that the coil 120 of first coil 110 and second is formed is equipped with
Magnetic material 130, i.e., be all provided with being magnetic in the front of the coil 120 of first coil 110 and second
Material 130, so that the magnetic field in weldering chamber 140 is more concentrated evenly.In addition, magnetic material
Material 130 is no more than the internal diameter edge of the conductor part of coil when mounted, i.e., in first coil
Two contact end faces of two contact end faces and the second coil are not provided with magnetic material, thus can keep away
Exempt to produce interference with welding process.
According to a kind of Compressor Manufacturing method provided by the present invention, as shown in figure 12, the party
Method is included to the air intake duct 10 of compressor, 30 shapes of cylinder connecting tube 20 and reservoir bend pipe
Into welding weld seam 40 carry out welding the step of, using above-described embodiment the step of the welding
Compressor welding frock 100 is carried out, and powered electrode 70 is stretched out by power-supply device 60, in welding
When, powered electrode 70 contacts the second of the coil of end face 112 and second with the second of first coil
The contact connection of end face 122 is contacted, closed-loop path is formed.
Alternatively, the coil 120 of first coil 110 and second can pass through external impetus mechanism (figure
It is not shown) separate or close to drive.
Thus, curved to the air intake duct 10 of rotary compressor, cylinder connecting tube 20 and reservoir
When the welding weld seam 40 of the formation of pipe 30 carries out welding, as shown in figure 13, weld-ring 90 is placed on
On welding weld seam 40, alternatively weld-ring 90 can be before welding weld seam 40 is formed or after formation
It is put into.
The welding step carried out to welding weld seam 40 is described in detail with Figure 14-16：
Figure 14 represent rotary compressor initially reach equipment when, with first coil 110 and
The position relationship of two coil 120.The coil 120 of first coil 110 and second is in separation point position.
Air intake duct 10, cylinder connecting tube 20 and the reservoir bend pipe 30 of rotary compressor are in first
Between the coil 120 of coil 110 and second.
Figure 15 represents the rotary compressor and the coil 120 of first coil 110 and second during welding
Position relationship.The coil 120 of first coil 110 and second is in the close position, and then first
The first contact contact connection of end face 121 of the first contact coil of end face 111 and second of coil,
First contact 71 of powered electrode 70 and the second contact contact of end face 112 of first coil connect
Connect, the second contact 72 of powered electrode 70 and the second contact end face 122 of the second coil are contacted
Connection.Current path is as shown in Figure 15 arrow, now, and rotary compressor is heated.
Figure 16 represented after the completion of welding, the coil 120 of first coil 110 and second all in point
Off normal and put, now removable rotary compressor.
According to the welding frock 100 of the present invention, due to the coil 120 of first coil 110 and second
Be formed as annular in closing position, thus can realize to welding weld seam 40 and weld-ring 90
360 degree of circumferential heating are welded, and homogeneous heating can reach and be satisfied with weld seam, magnetic material 130
Play a part of shielding and pass through most magnetic fields of periphery object so that non-welding object not by
Magnetic fields, it is to avoid heat distortion, quality is more stablized, and will not be produced with reservoir 80
Raw interference.Furthermore it is also possible to realize station automation or semi-automatic, de- skill (machine is realized
Tool)；Meanwhile, the efficiency of heating surface can be improved, electric energy is saved and saves cost.
Certainly, in an alternate embodiment of the present invention where, it can enter in energization welding process
Row pauses pass temperature in short-term, or a point multiple heating periods carry out heating welding, to improve
Welding effect.
In yet another embodiment of the present invention, the outer end of cylinder connecting tube 20 is slightly above or put down
Together in the outer end of air intake duct 10 to form one of welding weld seam 40.
Alternatively, the material of cylinder connecting tube 20, air intake duct 10 and reservoir bend pipe 30 is
At least one of copper material, ferrous material and iron copper plated material.
According to some embodiments of the present invention, weld-ring 90 can be copper-based solder.Alternatively, weld
Ring includes real at least one of core solder and medicine core solder, that is to say, that weld-ring 90 can be with
For real core weld-ring or medicine core weld-ring, when using can real core weld-ring or medicine core weld-ring simultaneously, also can be real
Core weld-ring or the collocation of medicine core weld-ring are used.It is the weld-ring of round real core as shown in Figure 17 and Figure 18
90, it is necessary to which explanation, the section of weld-ring 90 can be circular or rectangle or triangle.
As illustrated in figures 19 and 20, in another embodiment, it is twin elbow for reservoir
Compressor welding frock 100 and welding method, wherein, the line of first coil 110 and second
Circle 120 is constituted by the semicircular ring of two series connection, the coil 120 of first coil 110 and second
The weldering chamber 140 of two connections is formed during closure between, being thus applicable to reservoir is
The compressor of twin elbow formula is used.
Specifically, the first bend pipe of compressor, the first air intake duct in welding frock 100 wherein
It is soldered in one weldering chamber 140；Second bend pipe of compressor, the second air intake duct are in welding frock
It is soldered in 100 another weldering chamber 140.
It is pointed out that other of compressor according to embodiments of the present invention constitute such as main casing
Body 50, cylinder, reservoir 80 and air intake duct 10 etc. and operation are for the common skill in this area
All it is known for art personnel, is not detailed herein.
According to compressor welding frock of the present invention and Compressor Manufacturing method, multiple types are applicable to
The compressor of type is used, and is particularly suitable for use in rotary compressor, instead of the fire in traditional handicraft
Flame soldering, on the basis of not influenceing to install and ensuring that firm, performance is stable in succession, is realized
Automation is semi-automatic, and reduction is relative with traditional energy consumption of U-shaped coil more than 50%, keeps away
The influence that the double C-type coil of non-magnetic material senses high temperature to periphery object and deformed, weldering are exempted from
After can reach preferable weld seam, and save cost.
Described above is only the preferred embodiment of the present invention, it is noted that led for this technology
, without departing from the technical principles of the invention, can be with for the those of ordinary skill in domain
Some improvement and replacement are made, these, which improve and replaced, also should be regarded as protection scope of the present invention.
Claims (15)
1. a kind of compressor welding frock, its air intake duct, cylinder for being used for compressor are connected
The welding weld seam that pipe and reservoir bend pipe are formed carries out welding, it is characterised in that the welding
Frock includes the surface difference of first coil and the second coil, the first coil and the second coil
Provided with magnetic material；
The first coil and the second coil are oppositely arranged, and the first coil and the second coil exist
Switch between closing position when separation point position and electrified regulation, the first coil and the second line
Trap forms at least one weldering chamber between when closing.
2. compressor welding frock as claimed in claim 1, it is characterised in that described
During closing position, the first coil two ends relative with the second coil wherein have end thereof contacts,
The other end is not contacted.
3. compressor welding frock as claimed in claim 1 or 2, it is characterised in that institute
State first coil upper and lower surface at least one be plane, second coil it is upper
Surface and lower surface at least one be plane.
4. compressor welding frock as claimed in claim 1 or 2, it is characterised in that institute
The second overhang is stated provided with magnetic material installing plate, the surface of the magnetic material installing plate
Provided with magnetic material.
5. compressor welding frock as claimed in claim 1 or 2, it is characterised in that institute
The inside for stating first coil is provided with the first cooling water path, and the inside of second coil is provided with the
Two cooling water paths.
6. compressor welding frock as claimed in claim 5, it is characterised in that described
The two ends of one coil extend outward the first water inlet pipe and the first outlet pipe respectively, and described first enters
Water pipe and first outlet pipe are connected with first cooling water path respectively；
The two ends of second coil extend outward the second water inlet pipe and the second outlet pipe respectively,
Second water inlet pipe and the second outlet pipe are connected with second cooling water path respectively.
7. compressor welding frock as claimed in claim 6, it is characterised in that described
The ring surface of one water inlet pipe and the first outlet pipe respectively with the first coil is vertically arranged；It is described
The ring surface of second water inlet pipe and the second outlet pipe respectively with second coil is vertically arranged.
8. compressor welding frock as claimed in claim 6, it is characterised in that described
It is respectively equipped with and quickly connects on one water inlet pipe, the first outlet pipe, the second water inlet pipe and the second outlet pipe
Head.
9. compressor welding frock as claimed in claim 1 or 2, it is characterised in that institute
Magnetic material is stated in the way of pasting located at the first coil and the surface of the second coil.
10. compressor welding frock as claimed in claim 1 or 2, it is characterised in that institute
State first coil and the second coil is semi-circular shape, and the first coil and the second coil are closed
A weldering chamber is formed during conjunction between.
11. compressor welding frock as claimed in claim 1 or 2, it is characterised in that institute
State first coil and the second coil to be constituted by the semicircular ring of two series connection, the first coil
Two weldering connected chambers are formed when being closed with the second coil between.
12. compressor welding frock as claimed in claim 1 or 2, it is characterised in that institute
The circumference for stating the weldering chamber that first coil and the second coil are formed is equipped with the magnetic material.
13. compressor welding frock as claimed in claim 1 or 2, it is characterised in that institute
Two contact end faces of the two contact end faces and the second coil of stating first coil are not provided with described
Magnetic material.
14. a kind of Compressor Manufacturing method, its air intake duct, cylinder for including to compressor are connected
The step of welding weld seam that pipe and reservoir bend pipe are formed carries out welding, it is characterised in that institute
The step of stating welding is put into using the compressor weldor as described in claim any one of 1-13
OK.
15. Compressor Manufacturing method as claimed in claim 14, it is characterised in that entering
During the step of the row welding, a point one or more heating periods are carried out in energization welding process
Heating welding.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108406046A (en) * | 2018-05-04 | 2018-08-17 | 山东国舜建设集团有限公司 | A kind of auxiliary welding equipment and welding method for high-intensity magnetic field |
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| CN103480935A (en) * | 2013-09-22 | 2014-01-01 | 广东美芝精密制造有限公司 | Rotary compressor welding fixture, rotary compressor and rotary compressor manufacturing method |
| CN103706909A (en) * | 2013-12-20 | 2014-04-09 | 广东美芝精密制造有限公司 | Welding device |
| CN203830873U (en) * | 2014-03-17 | 2014-09-17 | 珠海格力电器股份有限公司 | Induction heater and welder |
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| CN108406046A (en) * | 2018-05-04 | 2018-08-17 | 山东国舜建设集团有限公司 | A kind of auxiliary welding equipment and welding method for high-intensity magnetic field |
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Application publication date: 20171024 |