CN108620778A - Valve body machining device and valve body machining method - Google Patents

Valve body machining device and valve body machining method Download PDF

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Publication number
CN108620778A
CN108620778A CN201810640296.1A CN201810640296A CN108620778A CN 108620778 A CN108620778 A CN 108620778A CN 201810640296 A CN201810640296 A CN 201810640296A CN 108620778 A CN108620778 A CN 108620778A
Authority
CN
China
Prior art keywords
valve body
protective device
welding
pipeline
accommodation section
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810640296.1A
Other languages
Chinese (zh)
Inventor
高海涛
李敏
董杰
黄冬磊
朱璐璐
孙相沣
肖杨
朱正伟
张明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gree Electric Appliances Inc of Zhuhai
Gree Hefei Electric Appliances Co Ltd
Original Assignee
Gree Electric Appliances Inc of Zhuhai
Gree Hefei Electric Appliances Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gree Electric Appliances Inc of Zhuhai, Gree Hefei Electric Appliances Co Ltd filed Critical Gree Electric Appliances Inc of Zhuhai
Priority to CN201810640296.1A priority Critical patent/CN108620778A/en
Publication of CN108620778A publication Critical patent/CN108620778A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K31/00Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
    • B23K31/02Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass
    • B23K37/003Cooling means for welding or cutting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass
    • B23K37/006Safety devices for welding or cutting

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Valve Housings (AREA)

Abstract

The invention provides a valve body machining device and a valve body machining method. The valve body machining device comprises an accommodating part, wherein the accommodating part is used for placing a valve body to be welded; the first protection device is arranged adjacent to the accommodating part and is used for introducing protective gas into the valve body; the second protection device is arranged adjacent to the accommodating part and is used for introducing liquid with a cooling effect into the accommodating part so as to cool the valve body. In the process of welding the valve body, the first protection device and the second protection device are adopted to protect the valve body, so that the problem that the valve body is damaged in the welding operation can be effectively solved, and the qualified rate of valve body welding is effectively improved.

Description

Valve body machining device and valve body processing method
Technical field
The present invention relates to body processing equipment technical fields, add in particular to a kind of valve body machining device and valve body Work method.
Background technology
Electric expansion valve pipe group is the critical component of air-conditioning system, is related to the operating status of entire unit.Electronic expansion Valve is a kind of very accurate parts, and the components such as internal stepper motor are highly prone to damage in the event of high temperatures.Cause This, the welding process of electric expansion valve pipe group is a kind of highly important process, it is necessary to swollen to electronics according to process specifications Enough safeguard measures are carried out in the welding of swollen valve, ensure that the temperature of electronic expansion valve body is no more than the prescribed requirement of pattern book (general to require to be no more than 120 degree).
Safeguard measure when usual electric expansion valve welding is cooled down with water to valve body, and traditional way is in valve body One plot of wet cloth of upper packet, this way has apparent defect, because the heat conductivility of copper pipe is fabulous, it is that can not protect only to lean on mass wet cloth The temperature for demonstrate,proving valve body is no more than prescribed requirement, can cause electric expansion valve pipe group fraction defective very high in this way.
Invention content
The main purpose of the present invention is to provide a kind of valve body machining device and valve body processing methods, to solve the prior art In welding valve body when the high problem of fraction defective.
To achieve the goals above, according to an aspect of the invention, there is provided a kind of valve body machining device, including:Hold Receive portion, receiving portion is for placing valve body to be welded;First protective device, the first protective device are disposed adjacently with receiving portion, First protective device is for being passed through protective gas into valve body;Second protective device, the second protective device are adjacent to receiving portion Setting, the second protective device is for being passed through the liquid of cooling effect into receiving portion to cool down to valve body.
Further, the first protective device is passed through protective gas by the pipeline to be welded of valve body, and protective gas is nitrogen Gas.
Further, the second protective device is used to be passed through cooling water so that the main part of valve body is immersed in appearance to receiving portion It receives in portion.
Further, receiving portion includes:Support portion is provided with catch basin at the top of support portion, in being provided in catch basin Empty limited post, the main part of valve body are positioned in limited post, the inside by pipeline and limited post of the second protective device It is connected.
Further, valve body machining device further includes:Water tank, support portion are set to the top of water tank, the first protective device It is set to the top of water tank and the first side positioned at support portion, the second protective device is set to the top of water tank and is located at and support The opposite the second side in first side in portion, water tank are used to provide water source to the second protective device.
Further, limited post is cylindrical structure, and axis and the horizontal plane of limited post have angle.
Further, it is offered on the side wall of limited post and the matched limited mouth of the pipeline of valve body.
Further, the second protective device is air pump.
According to another aspect of the present invention, a kind of method of valve body structure welding is provided, method uses above-mentioned valve body Processing unit (plant) is welded, and method includes the following steps:The valve body of welding is fixed in receiving portion, the spool of valve body is beaten It opens;It is passed through nitrogen into the pipeline to be welded of valve body by the first protective device, by the second protective device into receiving portion Cooling water is passed through so that the main part of valve body is soaked in cooling water, at this point, the pipeline to valve body carries out weld job.
Further, during the pipeline to valve body carries out weld job, the second protective device is constantly to receiving Cooling Water in portion.
It applies the technical scheme of the present invention, during carrying out weld job to valve body, using the first protective device and the Two protective devices protect the valve body, can be effectively prevented the problem of valve body damages in weld job, effectively carry The high qualification rate of valve body welding.
Description of the drawings
The accompanying drawings which form a part of this application are used to provide further understanding of the present invention, and of the invention shows Meaning property embodiment and its explanation are not constituted improper limitations of the present invention for explaining the present invention.In the accompanying drawings:
Fig. 1 shows the structural schematic diagram of the first embodiment of valve body machining device according to the present invention;
Fig. 2 shows the structural schematic diagrams of the second embodiment of valve body machining device according to the present invention;
Fig. 3 shows the structural schematic diagram of the 3rd embodiment of valve body machining device according to the present invention;
Fig. 4 shows the structural schematic diagram of the fourth embodiment of valve body machining device according to the present invention.
Wherein, above-mentioned attached drawing includes the following drawings label:
10, receiving portion;11, support portion;12, catch basin;13, limited post;
20, valve body;
30, the first protective device;
40, the second protective device, 50, water tank.
Specific implementation mode
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
It should be noted that term used herein above is merely to describe specific implementation mode, and be not intended to restricted root According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative It is also intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet Include " when, indicate existing characteristics, step, operation, device, component and/or combination thereof.
It should be noted that term " first ", " second " etc. in the description and claims of this application and attached drawing It is for distinguishing similar object, without being used to describe specific sequence or precedence.It should be appreciated that the art used in this way Language can be interchanged in the appropriate case, so that presently filed embodiment described herein for example can be in addition to illustrating herein Or the sequence other than those of description is implemented.In addition, term " comprising " and " having " and their any deformation, it is intended that Cover it is non-exclusive include, for example, containing the process of series of steps or unit, method, system, product or equipment need not limit In those of clearly listing step or unit, but may include not listing clearly or for these processes, method, production The intrinsic other steps of product or equipment or unit.
For ease of description, herein can with use space relative terms, as " ... on ", " in ... top ", " ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure Except different direction in use or operation.For example, if the device in attached drawing is squeezed, it is described as " in other devices It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction " Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and " in ... lower section " two kinds of orientation.The device can also other different modes positioning (be rotated by 90 ° or be in other orientation), and And respective explanations are made to the opposite description in space used herein above.
Now, the illustrative embodiments according to the application are more fully described with reference to the accompanying drawings.However, these are exemplary Embodiment can be implemented by many different forms, and should not be construed to be limited solely to embodiment party set forth herein Formula.It should be understood that thesing embodiments are provided so that disclosure herein is thoroughly and complete, and these are shown The design of example property embodiment is fully conveyed to those of ordinary skill in the art, in the accompanying drawings, for the sake of clarity, it is possible to expand The big thickness of layer and region, and make that identical device is presented with like reference characters, thus omission retouches them It states.
In conjunction with shown in Fig. 1 to Fig. 4, according to an embodiment of the invention, a kind of valve body machining device is provided.
Specifically, which includes receiving portion 10, the first protective device 30 and the second protective device 40.It accommodates Portion 10 is for placing valve body 20 to be welded.First protective device 30 is disposed adjacently with receiving portion 10, the first protective device 30 For being passed through protective gas into valve body 20.Second protective device 40 is disposed adjacently with receiving portion 10, the second protective device 40 For being passed through the liquid of cooling effect into receiving portion 10 to cool down to valve body 20.
In the present embodiment, it during carrying out weld job to valve body, is filled using the first protective device and the second protection It sets and the valve body is protected, the problem of valve body damages in weld job can be effectively prevented, be effectively improved valve body The qualification rate of welding.In the present embodiment, which is preferably electric expansion valve.
Wherein, the first protective device 30 is passed through protective gas by the pipeline to be welded of valve body 20, and protective gas is nitrogen Gas.Setting can be effectively prevented the problem of valve body aoxidizes in welding engineering in this way.Second protective device 40 be used for Receiving portion 10 is passed through cooling water so that the main part of valve body 20 is immersed in receiving portion 10.Setting can avoid valve body from existing in this way The problem of welding process medium temperature spends height and damages valve body.
Specifically, receiving portion 10 includes support portion 11.The top of support portion 11 is provided with catch basin 12, is set in catch basin 12 It is equipped with hollow limited post 13, the main part of valve body 20 is positioned in limited post 13, and the second protective device 40 passes through pipeline It is connected with the inside of limited post 13.Setting, which can be played, in this way is effectively fixed valve body so that work is being welded to it During industry, valve body will not move.
Valve body machining device further includes water tank 50.Support portion 11 is set to the top of water tank 50, and the first protective device 30 is set It is placed in the top of water tank 50 and the first side positioned at support portion 11, the second protective device 40 is set to the top of water tank 50 and is located at The second side opposite with the first side of support portion 11, water tank 50 are used to provide water source to the second protective device 40.Energy is set in this way Enough ensure that the second protective device 40 can obtain endlessly cooling water from water tank 50 and be supplemented.Wherein, the second protection dress It is air pump to set 40.
Preferably, limited post 13 is cylindrical structure, and axis and the horizontal plane of limited post 13 have angle.Energy is set in this way Enough convenient branches to valve body carry out weld job.Wherein, it offers on the side wall of limited post 13 and matches with the pipeline of valve body 20 The limited mouth of conjunction.Setting can facilitate the pipeline of valve body to be passed through from limited mouth in this way.
According to another aspect of the present invention, a kind of method of valve body structure welding is provided, method uses above-described embodiment In valve body machining device welded, method includes the following steps:The valve body of welding is fixed in receiving portion, by valve body Spool open;Be passed through nitrogen into the pipeline to be welded of valve body by the first protective device, by the second protective device to It is passed through cooling water in receiving portion so that the main part of valve body is soaked in cooling water, at this point, the pipeline to valve body welds Operation.During carrying out weld job to the pipeline of valve body, the second protective device constantly Cooling Water into receiving portion.
Specifically, conventional bonding technique flow:Dry wipe is impregnated in the hot water, then is wrapped in electronic expansion valve body table Face, for damp strips using needing to change afterwards for several times, the moisture of wet cloth is caused welding quality hidden danger by flame calcination rapid evaporation.
There are the following problems for the above welding operation mode:
1, packet wet cloth efficiency is low, and each electric expansion valve takes 20s.
2, packet wet cloth flow:Dry wipe is impregnated in the hot water, twists off that wet cloth is wrapped in electronics again after partial moisture is swollen On swollen valve body.
3, welding process Flame calcination wet cloth leads to wet cloth moisture evaporation, unstable to the cooling protection effect of spool.
4, long-time operation causes employee's both hands red and swollen, whitens, and staff labor intensity is larger to be difficult to competent post, production effect Rate is low.
The application is improved based on above-mentioned defect, develops a kind of electric expansion valve water-soaking device, new production Technique optimizes multiple working procedure with respect to the process that traditional handicraft eliminates packet wet cloth, and manpower and materials are greatly saved, and improves life Efficiency is produced, while avoiding the problem of artificial packet wet cloth is difficult to ensure consistency well.
Original is changed to electric expansion valve being put into distilled water using electric expansion valve packet wet cloth welding manner and is welded, is reduced Packet wet cloth acts.Electric expansion valve pipeline assembly welding manner is adjusted, design immersion welder, by electric expansion valve valve Body immerses in limited post, carries out shower of supplying water in real time using air pump alignment limited post, cools down in time to valve body, protect in real time Shield spool is not ruined.Opposite traditional approach soldering angle consistency is higher, improves electric expansion valve components welding uniform quality Property.Welding electric expansion valve tube assembly can be made more simple and easy to do using the valve body machining device.
Such electric expansion valve is not suitable with using the pattern of traditional water box in the prior art, is set for electronic expansion valve structure Count with certain angle limited post, on the one hand position it is more efficient, on the other hand can ensure welding operation.By valve when welding Body immerses in limited post, is supplied water in real time using air pump and carries out circulating cooling to valve body, compares packet wet cloth cooling effect more preferably.It will be electric Sub- expansion valve is put into distilled water and welds, and cancels packet wet cloth post, and scene carries out anatomy verification to welding rear valve body, and effect is good Good, can effectively protect to valve body and spool improve production efficiency.Use the valve body machining device that can take water spray type, leaching Ability of swimming, water jet or other way of supplying water carry out welding processing to valve body.
Electronic expansion valve body is entirely dipped into water, the inlet/outlet pipe of electric expansion valve, which is connected thereto pipe, to be welded, Nitrogen filled protection must be carried out when welding.Pass through from spool it has to be noticed that the nitrogen being filled in order to prevent is heated to form high-temperature gas Electric expansion valve is damaged, it must inflated with nitrogen be protected respectively from the inlet and outlet of expansion valve when welding.Tool operation is as follows:
As shown in figure 3, when welding left end is taken over, it is filled with nitrogen in left end, prevents from that component is caused to aoxidize when welding, simultaneously Also ensure that the high temperature nitrogen of heating does not pass through from spool.When same welding right end is taken over, it is filled with nitrogen guarantee in right end and is added The high temperature nitrogen of heat does not pass through from spool.It, can be with fountain head to electronic expansion valve body when welding electric expansion valve pipe group It is continuously sprayed water, the size of water flow must ensure the whole surface for flowing through expanding valve body.As noted earlier, Also nitrogen filled protection must be carried out when welding.It is passed through from spool it has to be noticed that the nitrogen being filled in order to prevent is heated to form high-temperature gas Cross damage electric expansion valve, it must inflated with nitrogen be protected respectively from the inlet and outlet of expansion valve when welding.Concrete operations are as follows:
As shown in figure 4, when welding left end is taken over, it is filled with nitrogen in left end, prevents from that component is caused to aoxidize when welding, simultaneously Also ensure that the high temperature nitrogen of heating does not pass through from spool.When same welding right end is taken over, it is filled with nitrogen guarantee in right end and is added The high temperature nitrogen of heat does not pass through from spool.Wherein, f is weld in Fig. 2 to Fig. 4, and c can be a kind of spray equipment.
To sum up the operation is suitable for actual production site welding, repair can use a mineral water bottle when welding is sprayed water Son, tank full water extrude the water in bottle when making a hole welding on lid, and continuous uniform is sprayed on valve body, in order to make Water is sprayed onto on valve more uniformly, and first valve body can be wrapped up with immersion sleeve, when welding directly valve body dipping bath in water, Water flow must be suitable, it is necessary to assure wet cloth is continuously in the state of moistening, absolutely notices that water cannot be sprayed onto valve inner.Welding When expansion valve be open.Preferably solves the problems, such as electric expansion valve actual production welding process spool high temperature deformation.
Than that described above, it is also necessary to which explanation is " one embodiment " spoken of in the present specification, " another implementation Example ", " embodiment " etc. refer to that specific features, structure or the feature of embodiment description is combined to be included in the application summary Property description at least one embodiment in.It is not centainly to refer to the same reality that statement of the same race, which occur, in multiple places in the description Apply example.Furthermore, it is understood that when describing a specific features, structure or feature in conjunction with any embodiment, what is advocated is knot Other embodiment is closed to realize that this feature, structure or feature are also fallen within the scope of the present invention.
In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, there is no the portion being described in detail in some embodiment Point, it may refer to the associated description of other embodiment.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.

Claims (10)

1. a kind of valve body machining device, which is characterized in that including:
Receiving portion (10), described accommodation section (10) are for placing valve body to be welded (20);
First protective device (30), first protective device (30) are disposed adjacently with described accommodation section (10), and described first Protective device (30) is used to be passed through protective gas into the valve body (20);
Second protective device (40), second protective device (40) are disposed adjacently with described accommodation section (10), and described second Protective device (40) is used to be passed through the liquid of cooling effect into described accommodation section (10) to drop the valve body (20) Temperature.
2. valve body machining device according to claim 1, which is characterized in that first protective device (30) passes through described The pipeline to be welded of valve body (20) is passed through protective gas, and the protective gas is nitrogen.
3. valve body machining device according to claim 1, which is characterized in that second protective device (40) is used for institute It states receiving portion (10) and is passed through cooling water so that the main part of the valve body (20) is immersed in described accommodation section (10).
4. valve body machining device according to claim 1, which is characterized in that described accommodation section (10) include:
Support portion (11) is provided with catch basin (12) at the top of the support portion (11), in being provided in the catch basin (12) The main part of empty limited post (13), the valve body (20) is positioned in the limited post (13), second protective device (40) be connected with the inside of the limited post (13) by pipeline.
5. valve body machining device according to claim 4, which is characterized in that the valve body machining device further includes:
Water tank (50), the support portion (11) are set to the top of the water tank (50), the first protective device (30) setting In the top of the water tank (50) and positioned at the first side of the support portion (11), second protective device (40) is set to institute State the top of water tank (50) and be located at the second side opposite with the first side of the support portion (11), the water tank (50) be used for Second protective device (40) provides water source.
6. valve body machining device according to claim 5, which is characterized in that the limited post (13) is cylindrical structure, The axis of the limited post (13) has angle with horizontal plane.
7. valve body machining device according to claim 5, which is characterized in that offered on the side wall of the limited post (13) With the matched limited mouth of pipeline of the valve body (20).
8. valve body machining device according to claim 1, which is characterized in that second protective device (40) is air Pump.
9. a kind of method of valve body structure welding, the method is using the valve body processing dress described in any one of claim 1 to 7 It sets and is welded, which is characterized in that be the described method comprises the following steps:
The valve body (20) of welding is fixed in receiving portion (10), the spool of the valve body (20) is opened;
It is passed through nitrogen into the pipeline to be welded of valve body (20) by first protective device (30), is protected by described second Protection unit (40) to be passed through cooling water in described accommodation section (10) so that the main part of the valve body (20) be soaked in it is described cold But in water, at this point, the pipeline to the valve body (20) carries out weld job.
10. according to the method described in claim 9, it is characterized in that, carrying out weld job in the pipeline to the valve body (20) During, second protective device (40) is constantly to described accommodation section (10) interior Cooling Water.
CN201810640296.1A 2018-06-20 2018-06-20 Valve body machining device and valve body machining method Pending CN108620778A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810640296.1A CN108620778A (en) 2018-06-20 2018-06-20 Valve body machining device and valve body machining method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810640296.1A CN108620778A (en) 2018-06-20 2018-06-20 Valve body machining device and valve body machining method

Publications (1)

Publication Number Publication Date
CN108620778A true CN108620778A (en) 2018-10-09

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Application Number Title Priority Date Filing Date
CN201810640296.1A Pending CN108620778A (en) 2018-06-20 2018-06-20 Valve body machining device and valve body machining method

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109226929A (en) * 2018-10-10 2019-01-18 长沙格力暖通制冷设备有限公司 Idle call valve class welding set
CN111299933A (en) * 2018-12-11 2020-06-19 苏州华越金属有限公司 Welding positioning device for electronic expansion valve

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CN201405165Y (en) * 2009-04-11 2010-02-17 广东美的电器股份有限公司 Electromagnetic valve welding tool
CN201744768U (en) * 2010-07-12 2011-02-16 珠海格力电器股份有限公司 Square valve assembly brazing water spraying device
CN202539821U (en) * 2012-04-19 2012-11-21 安徽坂田电气有限公司 Welding tool for four-way valve
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KR20170001439A (en) * 2015-06-26 2017-01-04 주식회사 이경 Cooling apparatus for welding of electric expansion valves and pipe
CN106392429A (en) * 2016-11-27 2017-02-15 山东阿尔普尔节能装备有限公司 Welding device for electronic expansion valve assembly
CN206286749U (en) * 2016-12-12 2017-06-30 广东美的暖通设备有限公司 For the welding tooling of electric expansion valve
CN208467566U (en) * 2018-06-20 2019-02-05 格力电器(合肥)有限公司 Valve body processing device

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201405165Y (en) * 2009-04-11 2010-02-17 广东美的电器股份有限公司 Electromagnetic valve welding tool
CN201744768U (en) * 2010-07-12 2011-02-16 珠海格力电器股份有限公司 Square valve assembly brazing water spraying device
CN202539821U (en) * 2012-04-19 2012-11-21 安徽坂田电气有限公司 Welding tool for four-way valve
CN204686311U (en) * 2015-06-19 2015-10-07 郑州科林车用空调有限公司 A kind of cross valve component pipeline welding location protective tooling
KR20170001439A (en) * 2015-06-26 2017-01-04 주식회사 이경 Cooling apparatus for welding of electric expansion valves and pipe
CN106392429A (en) * 2016-11-27 2017-02-15 山东阿尔普尔节能装备有限公司 Welding device for electronic expansion valve assembly
CN206286749U (en) * 2016-12-12 2017-06-30 广东美的暖通设备有限公司 For the welding tooling of electric expansion valve
CN208467566U (en) * 2018-06-20 2019-02-05 格力电器(合肥)有限公司 Valve body processing device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109226929A (en) * 2018-10-10 2019-01-18 长沙格力暖通制冷设备有限公司 Idle call valve class welding set
CN111299933A (en) * 2018-12-11 2020-06-19 苏州华越金属有限公司 Welding positioning device for electronic expansion valve
CN111299933B (en) * 2018-12-11 2021-11-05 苏州华越金属有限公司 Welding positioning device for electronic expansion valve

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