CN107896017A - A kind of fluid-cooled electrical machine shell and its manufacture method - Google Patents
A kind of fluid-cooled electrical machine shell and its manufacture method Download PDFInfo
- Publication number
- CN107896017A CN107896017A CN201711431880.8A CN201711431880A CN107896017A CN 107896017 A CN107896017 A CN 107896017A CN 201711431880 A CN201711431880 A CN 201711431880A CN 107896017 A CN107896017 A CN 107896017A
- Authority
- CN
- China
- Prior art keywords
- coolant flow
- hydraulic fluid
- fluid port
- housing
- casing ontology
- 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.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/14—Casings; Enclosures; Supports
Abstract
The invention discloses a kind of fluid-cooled electrical machine shell and its manufacture method, including casing ontology, inlet nozzle, oil outlet, forward flange and footing, casing ontology includes non-closed circular ring type housing and runner divider, the circumferential direction inside direction of housing is provided with a plurality of coolant flow channel, reinforcement is formed between two adjacent coolant flow channels, the end of reinforcement is provided with turn conduction trough, turn conduction trough connects two or more pieces coolant flow channel, turn conduction trough forms reciprocally bending cooling duct with coolant flow channel, the head end of cooling duct is fixed with inlet nozzle, the end of cooling duct is fixed with oil outlet, runner divider is fixedly connected between one end of housing and the other end so as to form the casing ontology of annular, forward flange is fixed on the end face of the side of casing ontology, footing is fixed on the bottom of casing ontology；The present invention is simple in construction, and assembly process is few, and indoor design coolant flow channel, good airproof performance, coolant flow channel area is big, and heat transfer efficiency is high, and cost is low, is easy to produce in batches.
Description
Technical field
The present invention relates to field of electromechanical technology, more particularly to a kind of fluid-cooled electrical machine shell and its manufacture method.
Background technology
The temperature rise of servomotor and efficiency are the core index for judging that motor performance is good and bad.Therefore electromotor cooling system is set
Meter and magnetic Circuit Design are the core technologies of motor exploitation.It is cold that the type of cooling of motor is divided into air cooling, air-cooled and liquid.The cold mode electricity of liquid
Machine is the main trend of motor development because possessing the characteristics of low temperature rise and efficiency high.
Liquid cooling structure electric machine structure is mainly Split type casing structure and integral housing structure at present.Split type casing knot
Structure is mainly made up of shell body, inner housing, flange and sealing ring etc.；The external rib of inner housing is with shell body in interference fit, rib
Play and separate liquid and heat transfer effect, the flow path of coolant can be radial direction screw type；This shell structure is complicated, assembling
Process is more, and process and assemble cost is high；Coolant flow channel limited area, heat transfer area is small, and heat transfer efficiency is low.
Integral housing structure, it only has an integral housing, and inner walls have the insertion two of multiple kidney-shapeds or rectangle
The shaft orientation flowing channel hole of side, the rib between runner, which plays, separates liquid and heat transfer effect, and connection is provided between adjacent two axially extending bore
Each axially extending bore is connected into a cooling water channel from water inlet to delivery port, housing both ends of the surface by circulation passage, communication passage
Seal fixed by friction welding with multiple solid slugs or fixed using sealing ring and flange assembling sealing, the flowing road of coolant
Footpath can be axial screw type；This shell structure design is more complicated, is unfavorable for industrialized mass production；The housing section of extrusion
Specification shape is single, and versatility is not strong；The mould structure being related to is more complicated, and development cost are higher；To the equipment requirement of production compared with
Height, production cost are higher.
The content of the invention
The technical problems to be solved by the invention be for above-mentioned the deficiencies in the prior art provide a kind of fluid-cooled electrical machine shell and
Its manufacture method, this fluid-cooled electrical machine shell and its manufacture method are simple in construction, and assembly process is few, indoor design coolant flow channel, sealing
Property it is good, coolant flow channel area is big, and heat transfer efficiency is high, and cost is low, is easy to produce in batches.
To realize above-mentioned technical purpose, the technical scheme that the present invention takes is：
A kind of fluid-cooled electrical machine shell, including casing ontology, inlet nozzle, oil outlet, forward flange and footing, the casing ontology include non-
The circular ring type housing and runner divider of closure, the circumferential direction inside direction of the housing is provided with a plurality of coolant flow channel, adjacent
Reinforcement is formed between two coolant flow channels, the end of the reinforcement is provided with turn conduction trough, the turn conduction trough connection
Two or more pieces coolant flow channel, the turn conduction trough form reciprocally bending cooling duct with coolant flow channel, and the cooling is logical
The head end in road is fixed with inlet nozzle, and the end of the cooling duct is fixed with oil outlet, the inlet nozzle and one or more cold
But flow passage, the oil outlet connect with one or more coolant flow channel, one end of the housing and the other end of housing it
Between be fixedly connected with runner divider so as to form the casing ontology of annular, the forward flange is fixed on the casing ontology
On the end face of side, the footing is fixed on the bottom of the casing ontology.
As further improved technical scheme of the present invention, the footing is L-type footing, and the bottom of the footing is provided with admittedly
Determine hole.
As further improved technical scheme of the present invention, head end and the end of the cooling duct are equipped with hydraulic fluid port and connected
Groove, the hydraulic fluid port connectivity slot are used to connect multiple coolant flow channels, and the inlet nozzle passes through hydraulic fluid port connectivity slot and a plurality of coolant flow channel
Connection, the oil outlet are connected by hydraulic fluid port connectivity slot with a plurality of coolant flow channel.
As further improved technical scheme of the present invention, the turn conduction trough is multiple, and two adjacent turns are led
Groove shifts to install.
As further improved technical scheme of the present invention, the turn conduction trough is 1, and the coolant flow channel is 5,
The inlet nozzle is connected by hydraulic fluid port connectivity slot with 3 coolant flow channels, and the oil outlet is flowed by hydraulic fluid port connectivity slot and 2 coolings
Road connects, and the inlet nozzle and oil outlet are located at same one end of housing, and the turn conduction trough is located at the other end of housing, 1
The turn conduction trough is used to connect 3 coolant flow channels with 2 coolant flow channels.
As further improved technical scheme of the present invention, the end of the runner divider is provided with two hydraulic fluid ports and installed
Groove, a hydraulic fluid port mounting groove and a hydraulic fluid port connectivity slot form a circular trough for being used to install inlet nozzle, another hydraulic fluid port peace
Tankage forms a circular trough for being used to install oil outlet with another hydraulic fluid port connectivity slot.
As further improved technical scheme of the present invention, the runner divider is fixed on described by agitating friction weldering
So as to form the casing ontology of the annular of a closure, the inlet nozzle and oil outlet pass through argon arc welding at the both ends of housing
In the circular trough that the hydraulic fluid port mounting groove of the runner divider and the hydraulic fluid port connectivity slot of housing are formed, the footing passes through argon arc
The bottom of casing ontology is welded on, the forward flange is fixed on the end face of the side of the casing ontology by agitating friction weldering
On.
As further improved technical scheme of the present invention, the rectangular cross-section hole of the coolant flow channel or mounting hole.
As further improved technical scheme of the present invention, the rectangular opening or mounting hole are dentation.
To realize above-mentioned technical purpose, another technical scheme that the present invention takes is：
A kind of manufacture method of fluid-cooled electrical machine shell, comprises the following steps：
Step 1:A tabular section bar manufactured by aluminium extrusion technique is chosen, there are multiple coolant flow channels inside the tabular section bar,
Reinforcement is formed between two adjacent coolant flow channels；
Step 2：According to the cutting plate-shaped section bar of the size of the internal diameter of fluid-cooled electrical machine shell, the length of tabular section bar needs is obtained；
Step 3:Reinforcement milling to one end of tabular section bar, form turn conduction trough；
Step 4：By crimping mold to tabular shape bending edge rolling, non-closed circular ring type housing is formed；
Step 5：Runner divider is filled in the non-closing position of housing, the housing after edge rolling is passed through into agitating friction weldering and stream
Road divider welded seal, form the casing ontology of fluid-cooled electrical machine shell；
Step 6：End milling to the housing on casing ontology, forms two hydraulic fluid port connectivity slots, and hydraulic fluid port connectivity slot is used to connect
A plurality of coolant flow channel, two hydraulic fluid port connectivity slots are distributed in same one end of housing or two hydraulic fluid port connectivity slots are distributed in housing respectively
Both ends, the end milling to runner divider, form two hydraulic fluid port mounting grooves, a hydraulic fluid port mounting groove and a hydraulic fluid port connectivity slot
Connection forms a circular trough for being used to install inlet nozzle, and another hydraulic fluid port mounting groove connects to be formed with another hydraulic fluid port connectivity slot
One circular trough for being used to install oil outlet；
Step 7：Forward flange is manufactured by aluminum extruded technique or casting process, forward flange is fixed on casing by agitating friction weldering
On the end face of body；
Step 8：Footing is manufactured by aluminum extruded technique or casting process, fixing hole is processed on footing, the fixing hole is kidney-shaped
Hole or circular hole, then two footing are located at the side of hydraulic fluid port connectivity slot by argon arc welding in the bottom of casing ontology, two footing
Face；
Step 9：Inlet nozzle and oil outlet are manufactured by aluminum extruded technique or casting process, inlet nozzle is passed through into argon arc sealing welding
On casing ontology be used for install in the circular trough of inlet nozzle, by oil outlet by argon arc sealing welding on casing ontology
In circular trough for installing oil outlet.
Beneficial effects of the present invention are：
（1）Housing, runner divider, footing and forward flange of the present invention are integral type welding assembly, and shell structure designs
Simply, internal to carry coolant flow channel, good airproof performance, coolant flow channel area is big, and heat transfer efficiency is high, and processing technology is good, is easy to batch
Production.
（2）Present invention eliminates the assembling process of housing and footing and flange, the generation of rigging error is effectively prevent, and
The size and form and position tolerance precision of the fluid-cooled electrical machine shell of monoblock type are high, reduce the fixed difficulty of motor casing installation；
（3）The mould structure that the manufacture method of the present invention uses is simple, and development cost are low；In manufacture method used equipment and
Tool demands are low, and production cost is low；The present invention can process difference by choosing tabular section bar and the forward flange of different length
The motor casing of specifications and models, processing method are simple and practical.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the internal structure schematic diagram of the present invention.
Fig. 3 is the sectional view of the present invention.
Fig. 4 is the structural representation of the tabular section bar of the present invention.
Fig. 5 is the structural representation of the non-closed circular ring type housing of the present invention.
Fig. 6 is the structural representation of the forward flange of the present invention.
Fig. 7 is the structural representation of the base of the present invention.
Fig. 8 is the inlet nozzle of the present invention or the structural representation of oil outlet.
Embodiment
The embodiment of the present invention is further illustrated below according to Fig. 1 to Fig. 8：
Referring to Fig. 1 and Fig. 2, a kind of fluid-cooled electrical machine shell, including casing ontology 1, inlet nozzle 3, oil outlet 8, forward flange 2 and footing 4,
The casing ontology 1 includes non-closed circular ring type housing 13 and runner divider 7, the circumferential direction inside direction of the housing 13
Provided with a plurality of coolant flow channel 5, reinforcement 6 is formed between adjacent two coolant flow channels 5, the end of the reinforcement 6, which is provided with, turns
Curved conduction trough 9, the turn conduction trough 9 connect two or more pieces coolant flow channel 5, the turn conduction trough 9 and the structure of coolant flow channel 5
Into reciprocally bending cooling duct, meet that coolant flow channel 5 realizes one-in-and-one-out, or enter the cooling circuit having more, the cooling more
The head end of passage is fixed with inlet nozzle 3, and the end of the cooling duct is fixed with oil outlet 8, the inlet nozzle 3 and one or more
Bar coolant flow channel 5 connects, and the oil outlet 8 connects with one or more coolant flow channel 5, one end and the housing 13 of the housing 13
The other end between be fixedly connected with runner divider 7 so as to form the casing ontology 1 of annular, the forward flange 2 is fixed on
On the end face of the side of the casing ontology 1, the footing 4 is fixed on the bottom of the casing ontology 1.
The footing 4 is L-type footing, and the bottom of the footing 4 is provided with fixing hole 11.Forward flange 2 is annulus or abnormal shape
Aluminium flange.
The head end of the cooling duct and end are equipped with hydraulic fluid port connectivity slot 10, and the hydraulic fluid port connectivity slot 10 is more for connecting
Individual coolant flow channel 5, the inlet nozzle 3 are connected by hydraulic fluid port connectivity slot 10 with a plurality of coolant flow channel 5, and the oil outlet 8 passes through oil
Mouth connectivity slot 10 connects with a plurality of coolant flow channel 5.
The turn conduction trough 9 can be multiple, and two adjacent turn conduction troughs 9 shift to install.
Referring to Fig. 2, the turn conduction trough 9 can be 1, and the coolant flow channel 5 is 5, and the inlet nozzle 3 passes through oil
Mouth connectivity slot 10 is connected with 3 coolant flow channels 5, and the oil outlet 8 is connected by hydraulic fluid port connectivity slot 10 with 2 coolant flow channels 5, institute
State inlet nozzle 3 and oil outlet 8 is located at same one end of housing 13, the turn conduction trough 9 is located at the other end of housing 13,1 institute
Turn conduction trough 9 is stated to be used to connect 3 coolant flow channels 5 with 2 coolant flow channels 5.
The end of the runner divider 7 is provided with two semicircular hydraulic fluid port mounting grooves, a hydraulic fluid port mounting groove and one
Hydraulic fluid port connectivity slot 10 forms a circular trough for being used to install inlet nozzle 3, and another hydraulic fluid port mounting groove connects with another hydraulic fluid port
Groove 10 forms a circular trough for being used to install oil outlet 8.
The runner divider 7 by agitating friction weldering is fixed on the both ends of the housing 13 so as to form closure
The casing ontology 1 of annular, the inlet nozzle 3 and oil outlet 8 are pacified by hydraulic fluid port of the argon arc welding in the runner divider 7
In the circular trough that the hydraulic fluid port connectivity slot 10 of tankage and housing 13 is formed, the footing 4 is by argon arc welding at the bottom of casing ontology 1
Portion, the forward flange 2 are fixed on by agitating friction weldering on the end face of the side of the casing ontology 1.
Referring to Fig. 3, the rectangular cross-section hole of the coolant flow channel 5 or mounting hole.To increase the heat-transfer area of coolant flow channel 5
Product, the rectangular opening or mounting hole are dentation.
A kind of manufacture method of fluid-cooled electrical machine shell, comprises the following steps：
Step 1:A tabular section bar 12 by aluminium extrusion technological forming is chosen, referring to Fig. 4, there are 2 inside tabular section bar 12
And the coolant flow channel 5 of above rectangular cross-section or mounting hole；, can be by rectangle or kidney-shaped to increase the heat transfer area of coolant flow channel 5
Hole is designed to dentation, and reinforcement 6 is formed between adjacent two coolant flow channels 5；
Step 2：Tabular section bar 12 is passed through into shear forming.According to plate corresponding to the cutting of the size dimension of the internal diameter of fluid-cooled electrical machine shell
Shape section bar 12, obtain the length of the needs of tabular section bar 12；
Step 3:The milling of reinforcement 6 to one end of tabular section bar 12, form the turn conduction trough 9 of certain depth and width；Turn
Curved conduction trough 9 is used to connect adjacent two or more coolant flow channels 5, and the dislocation of adjacent two or more turn conduction troughs 9 is set
Put, turn conduction trough 9 and coolant flow channel 5 form reciprocally bending cooling duct；Meet that coolant flow channel 5 realizes one-in-and-one-out, or
Enter the cooling circuit having more more.
Step 4：The shape and size that edge rolling needs to fluid-cooled electrical machine shell are bent to tabular section bar 12 by crimping mold, are formed
Non-closed circular ring type housing 13, as shown in Figure 5；
Step 5：Runner divider 7 is filled in the non-closing position of housing 13, the housing 13 after edge rolling is passed through into agitating friction
Weldering and the welded seal of runner divider 7, form the casing ontology 1 of fluid-cooled electrical machine shell；
Step 6：End milling to the housing 13 on casing ontology 1, forms two hydraulic fluid port connectivity slots 10, and hydraulic fluid port connectivity slot 10 is used
In connecting a plurality of coolant flow channel 5, two hydraulic fluid port connectivity slots 10 are distributed in same one end of housing 13 or two hydraulic fluid port connectivity slots 10 divide
The both ends of housing 13 are not distributed in, the end milling to runner divider 7, form two hydraulic fluid port mounting grooves, a hydraulic fluid port installation
Groove connects with a hydraulic fluid port connectivity slot 10 to be formed one and is used to installing the circular trough of inlet nozzle 3, another hydraulic fluid port mounting groove with it is another
One connection of hydraulic fluid port connectivity slot 10 forms a circular trough for being used to install oil outlet 8；
Step 7：Referring to Fig. 6, forward flange 2 is manufactured by aluminum extruded technique or casting process, forward flange 2 is passed through into agitating friction weldering
It is fixed on the end face of casing ontology 1；
Step 8：Referring to Fig. 7, in Fig. 7（a）For the front view of a pair of footing 4, in Fig. 7（b）For a pair of footing（4）Top view,
Footing 4 is manufactured by aluminum extruded technique or casting process, is worked into the fixing hole 11 of desired size in advance on footing 4, this is solid
It is mounting hole or circular hole to determine hole 11, then a pair of footing 4 are located at by argon arc welding in the bottom of casing ontology 1, a pair of footing 4
The side of hydraulic fluid port connectivity slot 10；
Step 9：Referring to Fig. 8, inlet nozzle 3 and oil outlet 8 are manufactured by aluminum extruded technique or casting process, inlet nozzle 3 is passed through
Argon arc sealing welding is used to install in the circular trough of inlet nozzle 3 on casing ontology 1, and oil outlet 8 is sealed by argon arc and welded
It is connected on casing ontology 1 and is used to install in the circular trough of oil outlet 8.Inlet nozzle 3 and oil outlet 8 can be arranged in parallel at stirring
The same side of housing 13 and the joint of runner divider 7 after friction welding (FW), the shell of agitating friction postwelding can also be arranged in
Body 13 and the both sides of the joint of runner divider 7.
Finally, the fluid-cooled electrical machine shell of integrally welded formula is carried out being machined to the assembly drawing requirement of housing 13.To liquid
The sealing of cooling motor casing is tested, and motor complete machine will be made in the component assemblies such as stator core to housing 13.
Protection scope of the present invention includes but is not limited to embodiment of above, and protection scope of the present invention is with claims
It is defined, any replacement being readily apparent that to those skilled in the art that this technology is made, deformation, improvement each fall within the present invention's
Protection domain.
Claims (10)
- A kind of 1. fluid-cooled electrical machine shell, it is characterised in that：It is described including casing ontology, inlet nozzle, oil outlet, forward flange and footing Casing ontology includes non-closed circular ring type housing and runner divider, and the circumferential direction inside direction of the housing is provided with a plurality of cold But runner, reinforcement is formed between adjacent two coolant flow channels, the end of the reinforcement is provided with turn conduction trough, described to turn Curved conduction trough connects two or more pieces coolant flow channel, and the turn conduction trough forms reciprocally bending cooling with coolant flow channel and led to Road, the head end of the cooling duct are fixed with inlet nozzle, and the end of the cooling duct is fixed with oil outlet, the inlet nozzle with One or more coolant flow channel connects, and the oil outlet connects with one or more coolant flow channel, one end of the housing and shell Runner divider is fixedly connected between the other end of body so as to form the casing ontology of annular, the forward flange is fixed on institute On the end face for stating the side of casing ontology, the footing is fixed on the bottom of the casing ontology.
- 2. fluid-cooled electrical machine shell according to claim 1, it is characterised in that：The footing is L-type footing, the bottom of the footing Portion is provided with fixing hole.
- 3. fluid-cooled electrical machine shell according to claim 1, it is characterised in that：The head end of the cooling duct and end are equipped with Hydraulic fluid port connectivity slot, the hydraulic fluid port connectivity slot are used to connect multiple coolant flow channels, the inlet nozzle by hydraulic fluid port connectivity slot with it is a plurality of Coolant flow channel is connected, and the oil outlet is connected by hydraulic fluid port connectivity slot with a plurality of coolant flow channel.
- 4. the fluid-cooled electrical machine shell according to claim 1 or 3, it is characterised in that：The turn conduction trough is adjacent to be multiple Two turn conduction troughs shift to install.
- 5. fluid-cooled electrical machine shell according to claim 3, it is characterised in that：The turn conduction trough is 1, the cooling stream Road is 5, and the inlet nozzle is connected by hydraulic fluid port connectivity slot with 3 coolant flow channels, and the oil outlet passes through hydraulic fluid port connectivity slot and 2 Bar coolant flow channel connects, and the inlet nozzle and oil outlet are located at same one end of housing, and the turn conduction trough is located at the another of housing One end, 1 turn conduction trough are used to connect 3 coolant flow channels with 2 coolant flow channels.
- 6. fluid-cooled electrical machine shell according to claim 3, it is characterised in that：The end of the runner divider is provided with two oil Mouth mounting groove, a hydraulic fluid port mounting groove and a hydraulic fluid port connectivity slot form a circular trough for being used to install inlet nozzle, another Hydraulic fluid port mounting groove forms a circular trough for being used to install oil outlet with another hydraulic fluid port connectivity slot.
- 7. fluid-cooled electrical machine shell according to claim 6, it is characterised in that：The runner divider passes through agitating friction solid welding The both ends of the housing are scheduled on so as to form the casing ontology of the annular of a closure, the inlet nozzle and oil outlet pass through Argon arc welding is in the circular trough that the hydraulic fluid port mounting groove of the runner divider and the hydraulic fluid port connectivity slot of housing are formed, the footing The side of the casing ontology is fixed on by agitating friction weldering in the bottom of casing ontology, the forward flange by argon arc welding End face on.
- 8. fluid-cooled electrical machine shell according to claim 1, it is characterised in that：The rectangular cross-section hole of the coolant flow channel or waist Shape hole.
- 9. fluid-cooled electrical machine shell according to claim 8, it is characterised in that：The rectangular opening or mounting hole are dentation.
- 10. a kind of manufacture method of fluid-cooled electrical machine shell, it is characterised in that comprise the following steps：Step 1:A tabular section bar manufactured by aluminium extrusion technique is chosen, there are multiple coolant flow channels inside the tabular section bar, Reinforcement is formed between two adjacent coolant flow channels；Step 2：According to the cutting plate-shaped section bar of the size of the internal diameter of fluid-cooled electrical machine shell, the length of tabular section bar needs is obtained；Step 3:Reinforcement milling to one end of tabular section bar, form turn conduction trough；Step 4：By crimping mold to tabular shape bending edge rolling, non-closed circular ring type housing is formed；Step 5：Runner divider is filled in the non-closing position of housing, the housing after edge rolling is passed through into agitating friction weldering and stream Road divider welded seal, form the casing ontology of fluid-cooled electrical machine shell；Step 6：End milling to the housing on casing ontology, forms two hydraulic fluid port connectivity slots, and hydraulic fluid port connectivity slot is used to connect A plurality of coolant flow channel, two hydraulic fluid port connectivity slots are distributed in same one end of housing or two hydraulic fluid port connectivity slots are distributed in housing respectively Both ends, the end milling to runner divider, form two hydraulic fluid port mounting grooves, a hydraulic fluid port mounting groove and a hydraulic fluid port connectivity slot Connection forms a circular trough for being used to install inlet nozzle, and another hydraulic fluid port mounting groove connects to be formed with another hydraulic fluid port connectivity slot One circular trough for being used to install oil outlet；Step 7：Forward flange is manufactured by aluminum extruded technique or casting process, forward flange is fixed on casing by agitating friction weldering On the end face of body；Step 8：Footing is manufactured by aluminum extruded technique or casting process, fixing hole is processed on footing, the fixing hole is kidney-shaped Hole or circular hole, then two footing are located at the side of hydraulic fluid port connectivity slot by argon arc welding in the bottom of casing ontology, two footing Face；Step 9：Inlet nozzle and oil outlet are manufactured by aluminum extruded technique or casting process, inlet nozzle is passed through into argon arc sealing welding On casing ontology be used for install in the circular trough of inlet nozzle, by oil outlet by argon arc sealing welding on casing ontology In circular trough for installing oil outlet.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711431880.8A CN107896017A (en) | 2017-12-26 | 2017-12-26 | A kind of fluid-cooled electrical machine shell and its manufacture method |
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| CN201711431880.8A CN107896017A (en) | 2017-12-26 | 2017-12-26 | A kind of fluid-cooled electrical machine shell and its manufacture method |
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Cited By (5)
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| CN109661155A (en) * | 2019-01-24 | 2019-04-19 | 厦门乃尔电子有限公司 | Five face cooling cycle heat dissipation tank of integral type |
| CN111300317A (en) * | 2020-03-16 | 2020-06-19 | 缪心怡 | Automatic fixture tool for motor production, manufacturing and assembly |
| CN111376003A (en) * | 2020-04-29 | 2020-07-07 | 航天工程装备（苏州）有限公司 | Preparation process method of water-cooled motor casing of new energy automobile |
| CN111435802A (en) * | 2019-01-15 | 2020-07-21 | 乔治费歇尔金属成型科技股份公司 | Cooling housing |
| CN112787456A (en) * | 2021-01-22 | 2021-05-11 | 恒大恒驰新能源汽车研究院(上海)有限公司 | Vehicle, motor and shell structure |
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| CN109661155A (en) * | 2019-01-24 | 2019-04-19 | 厦门乃尔电子有限公司 | Five face cooling cycle heat dissipation tank of integral type |
| CN111300317A (en) * | 2020-03-16 | 2020-06-19 | 缪心怡 | Automatic fixture tool for motor production, manufacturing and assembly |
| CN111376003A (en) * | 2020-04-29 | 2020-07-07 | 航天工程装备（苏州）有限公司 | Preparation process method of water-cooled motor casing of new energy automobile |
| CN112787456A (en) * | 2021-01-22 | 2021-05-11 | 恒大恒驰新能源汽车研究院(上海)有限公司 | Vehicle, motor and shell structure |
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