CN110369959A - Integral type stretches liquid storage device manufacture craft - Google Patents
Integral type stretches liquid storage device manufacture craft Download PDFInfo
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- CN110369959A CN110369959A CN201910692821.9A CN201910692821A CN110369959A CN 110369959 A CN110369959 A CN 110369959A CN 201910692821 A CN201910692821 A CN 201910692821A CN 110369959 A CN110369959 A CN 110369959A
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- storage device
- liquid storage
- main body
- air inlet
- escape pipe
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
- F25B43/006—Accumulators
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- Chemical & Material Sciences (AREA)
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- Power Engineering (AREA)
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- General Engineering & Computer Science (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The present invention relates to integral types to stretch liquid storage device manufacture craft, including shearing main body tubing raw material, and main body tubing raw material is sheared material according to the specification of product with cutting material machine；It is preforming, the material of shearing is stretched as predetermined size；Product is put into trimming in punching machine mold by trimming；Assembling, is successively fixed on body interior for fixed plate, strainer from inlet end to outlet side；Inlet end rotary press modelling；Welded tube welds air inlet pipe, escape pipe and main body；Air-leakage test is checked into and out of tracheae weld and the air-tightness of main body；Packaging is packaged packaging through the qualified finished product of detection；One drawing and forming of the present invention, body surfaces do not have high frequency weld seam, not only simplify the manufacturing procedure of liquid storage device main body, improve processing efficiency, the better tightness for also making main body avoids the occurrence of the phenomenon that traditional liquid storage device main body high frequency weld seam leakage is leaked, and low manufacture cost.
Description
Technical field
The present invention relates to refrigeration equipment manufacturing technology fields, further relate to integral type and stretch liquid storage device manufacture craft.
Background technique
Liquid storage device is the important component of compressor, and it is slow that it primarily serves storage, gas-liquid separation, filtering, noise reduction and refrigerant
The effect of punching.Liquid storage device is generally made of components such as main body, air inlet pipe, escape pipe, strainers.
Currently, traditional liquid storage device main body be it is split type, the junction of main body cut off, chamfering, flaring etc. one
Serial process, it is complicated for operation, and junction is easy to happen leakage；Meanwhile using soldering between main body and escape pipe, air inlet pipe
Connection, brazing temperature is higher, this temperature can drop the originally not high hardness of copper air inlet pipe and copper escape pipe in brazing process
To lower；Air inlet pipe and exhaust pipe are located at liquid storage device both ends, to be examined through water after liquid storage device soldering (airtight pressure tests leakage), inspection,
Packaging carries the links such as transport, is easily deformed during its, cause bad size, bump injury, deformation, out of roundness overproof etc.
Problem, the problems such as causing assembly difficulty or can not normally assemble.
Thus at present need be reasonable in design, simple process can prevent to weld the damage caused by liquid storage device, valence
The cheap one-part form of lattice stretches liquid storage device manufacture craft to overcome the above difficulty.
Summary of the invention
In view of this, the present invention provides reasonable in design, simple process, can prevent to weld the damage caused by liquid storage device
Wound, cheap integral type stretch liquid storage device manufacture craft.
To achieve the goals above, the present invention adopts the following technical scheme: integral type stretches liquid storage device manufacture craft, including
It is made by following steps:
(1) liquid storage device main body tubing raw material is sheared, liquid storage device main body tubing raw material is used and cuts material machine according to the specification of product
Shear material；
(2) preforming, the material of shearing is stretched as predetermined size and hole flanging；
(3) product is put into trimming in punching machine or edger mold by trimming, and one end of liquid storage device main body turned welt is after trimming
Inlet end, the other end are open；
(4) it assembles, liquid storage device further includes strainer and fixed plate, successively welds strainer, fixed plate from inlet end to open
It connects in body interior；
(5) spinning, parts spinning machine spinning inlet end and card slot after assembling；
(6) welded tube, liquid storage device further include air inlet pipe and escape pipe, and the air inlet pipe and the inlet end weld, it is described go out
Tracheae and the outlet side are welded；
(7) whether air-leakage test, detection liquid storage device have leakage；
(8) it packs, qualified non-defective unit will be examined to be packaged packaging.
Beneficial effect by adopting the above technical scheme is that liquid storage device main body of the invention is integrated drawing and forming, body table
Face does not have attachment weld, can be to avoid leaking；Main body is welded with air inlet pipe, escape pipe by electric resistance welding, electric resistance welding
The former intensity air-tightness is more preferable compared with soldered fitting, heat affecting area is smaller, does not need to consume other wldings；Less by fire
The air pressure of flame Welding, brazing defect: trachoma, shrinkage porosite, crackle etc. influence, and then make the welding of main body Yu air inlet pipe, escape pipe
The safer efficient and welding quality of process is higher；And manufacture craft of the present invention is simple, and cost of manufacture is lower.
Further, main body tubing raw material described in step (1) is high-quality low-carbon steel plate.
Further, electric resistance welding pressure welding is welded as described in the step (4) and step (6).
Further, the technique of the electric resistance welding pressure welding are as follows:
1) precompressed guarantees that workpiece contact is good.
2) be powered, by the fixture identical with air inlet or escape pipe, main body, electric current pass into and out of tracheae and main body it
Between, the two binding site generates resistance heat, and intermolecular generation interaction force forms electric resistance welding connector；
3) power-off forging and stamping make nugget crystallisation by cooling in the case where pressure continues effect, form dense structure, without shrinkage cavity, crackle
Welding line joint.
Further, spinning described in step (5) be the opening is spun to by inlet end end face using spinning machine, and
The limitation strainer, the card slot of fixed plate are rolled out in the body outer surface.
Further, air inlet pipe described in step (6) and escape pipe are copper plated low-carbon steel pipe or copper and iron compound plate plywood one
It stretches and draws；The air inlet pipe manufacturing procedure are as follows: cutting or punching press, prefabricated electric resistance welding step, play positioning or are flared, are clear at chamfering
It washes, be passivated inspection；The manufacturing procedure of the escape pipe are as follows: cutting, chamfering, bending, prefabricated electric resistance welding step, necking or flaring,
Cleaning, passivation are examined.
Further, the liquid storage device of air-leakage test handle described in step (7) is fixed on fixture, is completely submerged in water
In, air inlet pipe and escape pipe both ends seal persistent pressure 1-3min, check air inlet pipe of liquid storage device, escape pipe weld and main body
Whether leakage phenomenon is had.
The medicine have the advantages that
(1) main body is integrated drawing and forming in the present invention, and surface does not have attachment weld, not only simplifies liquid storage device main body
Manufacturing procedure improves processing efficiency, also makes the better tightness of main body, avoid the occurrence of the phenomenon that main body is revealed.
(2) welding is sealed by electric resistance welding between liquid storage device main body and air inlet pipe, escape pipe, the process for welding it
Safer efficient and welding quality is higher；Cost of manufacture is lower.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is fabrication processing schematic diagram of the present invention；
Fig. 2 is 1 structural schematic diagram of the embodiment of the present invention；
Fig. 3 is 2 structural schematic diagram of the embodiment of the present invention；
Wherein in figure, based on 1；2 be air inlet pipe；3 be escape pipe；4 be strainer；5 be boss；6 be fixed plate；11 be interior
Chamber；12 be air inlet；13 be gas outlet；14 be card slot.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.Integral type stretches liquid storage device manufacture craft as shown in Figure 1:, including by following step
Suddenly it is made:
(1) liquid storage device main body tubing raw material is sheared, liquid storage device main body tubing raw material is used and cuts material machine according to the specification of product
Shear material；
(2) preforming, the material of shearing is stretched as predetermined size and hole flanging；
(3) product is put into trimming in punching machine or edger mold by trimming, and one end of liquid storage device main body turned welt is after trimming
Inlet end, the other end are open；
(4) it assembles, liquid storage device further includes strainer and fixed plate, successively welds strainer, fixed plate from inlet end to open
It connects in body interior；
(5) spinning, parts spinning machine spinning inlet end and card slot after assembling；
(6) welded tube, liquid storage device further include air inlet pipe and escape pipe, and air inlet pipe and inlet end weld, escape pipe and outlet side
Welding；
(7) whether air-leakage test, detection liquid storage device have leakage；
(8) it packs, qualified non-defective unit will be examined to be packaged packaging.
Beneficial effect by adopting the above technical scheme is that liquid storage device main body of the invention is integrated drawing and forming, body table
Face does not have attachment weld, can be to avoid leaking；Main body is welded with air inlet pipe, escape pipe by electric resistance welding, electric resistance welding
The former intensity air-tightness is more preferable compared with soldered fitting, heat affecting area is smaller, does not need to consume other wldings；Less by fire
The air pressure of flame Welding, brazing defect: trachoma, shrinkage porosite, crackle etc. influence, and then make the welding of main body Yu air inlet pipe, escape pipe
The safer efficient and welding quality of process is higher；And manufacture craft of the present invention is simple, and cost of manufacture is lower.
The present invention, main body tubing raw material is high-quality low-carbon steel plate in step (1).
The present invention specifically stretches main body tubing using stretching-machine in step (2), stretching-machine pulling force and main body tube
The diameter of material, thickness, tensile elongation are related, and common stretching-machine has 100-500 tons, commonly use liquid storage device Type Diameter 31.8-90mm,
Within barrel lenght 220mm, between wall thickness 1-3mm.In actual production applicable body tubing can be selected according to specific requirements
Material and stretcher.
In the present invention, electric resistance welding pressure welding is welded as in step (4) and step (6).
In the present invention, the technique of electric resistance welding pressure welding are as follows:
1) precompressed guarantees that workpiece contact is good.
2) be powered, by the fixture identical with air inlet or escape pipe, main body, electric current pass into and out of tracheae and main body it
Between, the two binding site generates resistance heat, and intermolecular generation interaction force forms electric resistance welding connector；
3) power-off forging and stamping make nugget crystallisation by cooling in the case where pressure continues effect, form dense structure, without shrinkage cavity, crackle
Welding line joint.
Further, spinning described in step (5) be the opening is spun to by inlet end end face using spinning machine, and
The limitation strainer, the card slot of fixed plate are rolled out in the body outer surface.
In the present invention, in step (6) air inlet pipe and escape pipe be copper plated low-carbon steel pipe or copper and iron composite plate integrally stretch and
At；Air inlet pipe manufacturing procedure are as follows: cutting or punching press, prefabricated electric resistance welding step, play positioning or flaring, cleaning, passivation inspection at chamfering
It tests；The manufacturing procedure of escape pipe are as follows: cutting, chamfering, bending, prefabricated electric resistance welding step, necking or flaring, cleaning, passivation are examined.
In the present invention, air-leakage test described in step (7) is that liquid storage device is fixed on fixture, is completely submerged in water
In, air inlet pipe and escape pipe both ends seal persistent pressure 1-3min, check liquid storage device main body and air inlet pipe and escape pipe weld
And whether main body has leakage phenomenon.
Embodiment 1: as shown in Fig. 2, the embodiment of the invention discloses the manufacture craft that single tube integral type stretches liquid storage device, packet
It includes: main body 1；Main body 1 is made by step once
(1) main body tubing raw material is sheared, main body tubing raw material is sheared into material according to the specification of product with cutting material machine；
(2) preforming, the material of shearing is stretched as predetermined size and hole flanging；
(3) product is put into trimming in punching machine or edger mold by trimming, and one end of liquid storage device main body turned welt is after trimming
Inlet end, the other end are open；
(4) it assembles, liquid storage device further includes strainer 4, and strainer 4 is welded on body interior from inlet end to opening；
(5) spinning, parts spinning machine spinning inlet end and card slot 14 after assembling；
(6) welded tube, liquid storage device further include air inlet pipe and escape pipe, and air inlet pipe and inlet end weld, escape pipe and outlet side
Welding；
Air inlet pipe 2 and 3 material of escape pipe are that copper plated low-carbon steel integrally stretches；2 manufacturing procedure of air inlet pipe are as follows: cutting or
Punching press, prefabricated electric resistance welding step, plays positioning or flaring, cleaning, passivation inspection at chamfering；The manufacturing procedure of escape pipe 3 are as follows: cutting,
Chamfering, bending, prefabricated electric resistance welding step, necking or flaring, cleaning, passivation are examined.
One end of air inlet pipe 2 penetrates air inlet 12 and is connected with main body 1, and air inlet pipe 2 passes through with main body 1 at air inlet 12
Electric resistance welding sealing welding；One end of escape pipe 3 passes through gas outlet 13 and is deep into the inside of main body 1, the outlet at gas outlet 13
Pipe 3 and main body 1 pass through electric resistance welding sealing welding；Strainer 4 is placed in 1 inner cavity 11 of main body close to 12 end of air inlet.
Specifically, outer wall of the escape pipe 3 at gas outlet 13 is equipped with annular convex platform 5,3 end of escape pipe to convex annular
5 position of platform and 1 electric resistance welding sealing welding of main body, and it is tilted from boss 5 to 1 central axes direction of main body；1 gas outlet 13 of main body
The inner wall at place is in compatible with 3 tube wall of escape pipe skewed；Outer wall of the air inlet pipe 2 at air inlet 12 is equipped with convex annular
Platform 5,2 end of air inlet pipe to 5 position of annular convex platform and 1 electric resistance welding sealing welding of main body, and its from boss 5 to 1 axis of main body
The inclination of line direction；Inner wall at 1 air inlet 12 of main body is in compatible with 2 tube wall of air inlet pipe skewed.
Main body 1 and air inlet pipe 2, the coefficient of expansion of escape pipe 3, the capacity of heat transmission are consistent or approximate, and air inlet pipe 2, escape pipe 3 weld
It is suitble to use electric resistance welding bond technology behind joint；
Electric resistance welding bond technology are as follows:
1) precompressed guarantees that workpiece contact is good.
2) be powered, by the fixture identical with air inlet or escape pipe, main body, electric current pass into and out of tracheae and main body it
Between, the two binding site generates resistance heat, and intermolecular generation interaction force forms electric resistance welding connector；
3) power-off forging and stamping make nugget crystallisation by cooling in the case where pressure continues effect, form dense structure, without shrinkage cavity, crackle
Welding line joint.
The former intensity air-tightness is more preferable compared with soldered fitting, heat affecting area is smaller, does not need to consume it for electric resistance welding
His wlding；It is less influenced by gas brazing welding air pressure, brazing defect (trachoma, shrinkage porosite, crackle) etc., the two compares electric resistance welding pressure
The safer efficient and welding quality of Welding is higher.When air inlet pipe 2 and 3 material of escape pipe are copper plated low-carbon steel pipe, mild steel
The hardness of pipe is higher than hard state copper pipe, and copper plated low-carbon steel pipe hardness does not change before and after resistance welding, and dimensional stability is more
Height is more advantageous to inspection, transport, and packaging of being more convenient for, group are vertical etc..Because copper material belongs to non-ferrous metal, procurement price is always above low
Carbon steel, the ductility of mild steel can meet the processing request of component completely, use mild steel can be with save the cost.
(7) air-leakage test be the liquid storage device being welded is fixed on fixture, be totally submerged in water, air inlet pipe with go out
Tracheae both ends seal persistent pressure 1-3min, check whether liquid storage device main body has with air inlet pipe and escape pipe weld and main body
Leakage phenomenon.
(8) it packs, qualified non-defective unit will be examined to be packaged packaging.
Embodiment 2: as shown in figure 3, the embodiment of the invention discloses the manufacture craft that double-pipe integrated formula stretches liquid storage device, packet
It includes: main body 1；Main body 1 is made by step once:
(1) main body tubing raw material is sheared, main body tubing raw material is sheared into material according to the specification of product with cutting material machine；
(2) preforming, the material of shearing is stretched as predetermined size and hole flanging；
(3) product is put into trimming in punching machine or edger mold by trimming, and one end of liquid storage device main body turned welt is after trimming
Inlet end, the other end are open；
(4) it assembles, liquid storage device further includes strainer 4 and fixed plate 6, from inlet end to opening successively by strainer 4, fixed plate
6 are welded on body interior；
(5) spinning, parts spinning machine spinning inlet end and card slot 14 after assembling；
(6) welded tube, liquid storage device further include air inlet pipe and escape pipe, and air inlet pipe and inlet end weld, escape pipe and outlet side
Welding；
Air inlet pipe 2 and 3 material of escape pipe are copper plated low-carbon steel, and air inlet pipe 2 and escape pipe 3 are copper plated low-carbon steel pipe or copper and iron
Composite plate integrally stretches；2 manufacturing procedure of air inlet pipe are as follows: cutting or punching press, chamfering, prefabricated electric resistance welding step, beat position or
Flaring, cleaning, passivation are examined；The manufacturing procedure of escape pipe 3 are as follows: cutting, chamfering, bending, prefabricated electric resistance welding step, necking or expansion
Mouth, cleaning, passivation are examined.
One end of air inlet pipe 2 penetrates air inlet 12 and is connected with main body 1, and air inlet pipe 2 passes through with main body 1 at air inlet 12
Electric resistance welding sealing welding；One end of escape pipe 3 passes through gas outlet 13 and is deep into the inside of main body 1, the outlet at gas outlet 13
Pipe 3 and main body 1 pass through electric resistance welding sealing welding；Strainer 4 is placed in 1 inner cavity 11 of main body close to 12 end of gas outlet.
Specifically, outer wall of the escape pipe 3 at gas outlet 13 is equipped with annular convex platform 5,3 end of escape pipe to convex annular
5 position of platform and 1 electric resistance welding sealing welding of main body, and it is tilted from boss 5 to 1 central axes direction of main body；1 gas outlet 13 of main body
The inner wall at place is in compatible with 3 tube wall of escape pipe skewed；Outer wall of the air inlet pipe 2 at air inlet 12 is equipped with convex annular
Platform 5,2 end of air inlet pipe to 5 position of annular convex platform and 1 electric resistance welding sealing welding of main body, and its from boss 5 to 1 axis of main body
The inclination of line direction；Inner wall at 1 air inlet 12 of main body is in compatible with 2 tube wall of air inlet pipe skewed.
Main body 1 and air inlet pipe 2, the coefficient of expansion of escape pipe 3, the capacity of heat transmission are consistent or approximate, and air inlet pipe 2, escape pipe 3 weld
It is suitble to use electric resistance welding bond technology behind joint；
Electric resistance welding bond technology are as follows:
1) precompressed guarantees that workpiece contact is good.
2) be powered, by the fixture identical with air inlet or escape pipe, main body, electric current pass into and out of tracheae and main body it
Between, the two binding site generates resistance heat, and intermolecular generation interaction force forms electric resistance welding connector；
3) power-off forging and stamping make nugget crystallisation by cooling in the case where pressure continues effect, form dense structure, without shrinkage cavity, crackle
Welding line joint.
The former intensity air-tightness is more preferable compared with soldered fitting, heat affecting area is smaller, does not need to consume it for electric resistance welding
His wlding；It is less influenced by gas brazing welding air pressure, brazing defect (trachoma, shrinkage porosite, crackle) etc., the two compares electric resistance welding pressure
The safer efficient and welding quality of Welding is higher.When air inlet pipe 2 and 3 material of escape pipe are copper plated low-carbon steel pipe, mild steel
The hardness of pipe is higher than hard state copper pipe, and copper plated low-carbon steel pipe hardness does not change before and after resistance welding, and dimensional stability is more
Height is more advantageous to inspection, transport, and packaging of being more convenient for, group are vertical etc..Because copper material belongs to non-ferrous metal, procurement price is always above low
Carbon steel, the ductility of mild steel can meet the processing request of component completely, use mild steel can be with save the cost.
(9) air-leakage test be the liquid storage device being welded is fixed on fixture, be totally submerged in water, air inlet pipe with go out
Tracheae both ends seal persistent pressure 1-3min, check whether liquid storage device main body has with air inlet pipe and escape pipe weld and main body
Leakage phenomenon.
(10) it packs, qualified non-defective unit will be examined to be packaged packaging.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (7)
1. integral type stretches liquid storage device manufacture craft, which is characterized in that including being made by following steps:
(1) liquid storage device main body tubing raw material is sheared, liquid storage device main body tubing raw material is sheared according to the specification of product with cutting material machine
Material；
(2) preforming, the material of shearing is stretched as predetermined size and hole flanging；
(3) product is put into trimming in punching machine or edger mold by trimming, and one end of liquid storage device main body turned welt is air inlet after trimming
End, the other end are open；
(4) it assembles, liquid storage device further includes strainer and fixed plate, is successively welded on strainer, fixed plate from inlet end to opening
Body interior；
(5) spinning, parts spinning machine spinning inlet end and card slot after assembling；
(6) welded tube, liquid storage device further include air inlet pipe and escape pipe, and the air inlet pipe and the inlet end weld, the escape pipe
It is welded with the outlet side；
(7) whether air-leakage test, detection liquid storage device have leakage；
(8) it packs, qualified non-defective unit will be examined to be packaged packaging.
2. integral type according to claim 1 stretches liquid storage device manufacture craft, which is characterized in that main described in step (1)
Body tubing raw material is high-quality low-carbon steel plate.
3. integral type according to claim 1 stretches liquid storage device manufacture craft, which is characterized in that the step (4) and step
Suddenly electric resistance welding pressure welding is welded as described in (6).
4. integral type according to claim 3 stretches liquid storage device manufacture craft, which is characterized in that the electric resistance welding pressure welding
Technique are as follows:
1) precompressed guarantees that workpiece contact is good.
2) it is powered, by the fixture identical with air inlet or escape pipe, main body, electric current is passed into and out of between tracheae and main body, two
Person's binding site generates resistance heat, and intermolecular generation interaction force forms electric resistance welding connector；
3) power-off forging and stamping make nugget crystallisation by cooling in the case where pressure continues effect, form dense structure, the weld seam without shrinkage cavity, crackle
Connector.
5. integral type according to claim 1 stretches liquid storage device manufacture craft, which is characterized in that revolved described in step (5)
Pressure is rolling out the limitation filter in the body outer surface for the opening is spun to inlet end end face using spinning machine
Net, the card slot of fixed plate.
6. integral type according to claim 1 stretches liquid storage device manufacture craft, which is characterized in that described in step (6) into
Tracheae is that copper plated low-carbon steel pipe or copper and iron compound plate plywood are integrally stretched and drawn with escape pipe；The air inlet pipe manufacturing procedure are as follows: cut
Disconnected or punching press, prefabricated electric resistance welding step, plays positioning or flaring, cleaning, is passivated and examines at chamfering；The manufacturing procedure of the escape pipe
Are as follows: cutting, chamfering, bending, prefabricated electric resistance welding step, necking or flaring, cleaning, passivation are examined.
7. integral type according to claim 1 stretches liquid storage device manufacture craft, which is characterized in that gas described in step (7)
Close property detection, liquid storage device is fixed on fixture, is totally submerged in water, and air inlet pipe and escape pipe both ends seal persistent pressure 1-
3min, checks whether air inlet pipe of liquid storage device, escape pipe weld and main body have leakage phenomenon.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112665230A (en) * | 2020-12-21 | 2021-04-16 | 新昌县日菱冷冻股份有限公司 | Novel liquid storage device for compressor and preparation process thereof |
| CN114227246A (en) * | 2021-12-16 | 2022-03-25 | 东莞市金瑞五金股份有限公司 | Equipment and process for press mounting of filter screen and separation plate of liquid storage tank |
| CN114425684A (en) * | 2022-01-11 | 2022-05-03 | 常州市武进顺达精密钢管有限公司 | Production process of fin evaporator of full-automatic air-cooled refrigerator |
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| CN105387660A (en) * | 2015-11-10 | 2016-03-09 | 芜湖三花制冷配件有限公司 | Double-pipe liquid reservoir and manufacturing method thereof |
| CN206291549U (en) * | 2016-06-28 | 2017-06-30 | 东光县鑫圣电子有限公司 | Reservoir |
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| CN114227246A (en) * | 2021-12-16 | 2022-03-25 | 东莞市金瑞五金股份有限公司 | Equipment and process for press mounting of filter screen and separation plate of liquid storage tank |
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| CN114425684B (en) * | 2022-01-11 | 2024-01-12 | 常州市武进顺达精密钢管有限公司 | Production process of full-automatic air-cooled refrigerator fin evaporator |
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