CN109243802A - A kind of transformer circular iron core assembly device - Google Patents
A kind of transformer circular iron core assembly device Download PDFInfo
- Publication number
- CN109243802A CN109243802A CN201811291795.0A CN201811291795A CN109243802A CN 109243802 A CN109243802 A CN 109243802A CN 201811291795 A CN201811291795 A CN 201811291795A CN 109243802 A CN109243802 A CN 109243802A
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- pedestal
- assembly
- transformer
- hole
- steel sheet
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/0206—Manufacturing of magnetic cores by mechanical means
- H01F41/0233—Manufacturing of magnetic circuits made from sheets
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Abstract
The invention discloses a kind of transformer circular iron cores to assemble device, including pedestal, assembly cylinder, positioning pin, and the pedestal is in hollow tube-shape open at one end, and the exterior bottom of pedestal is provided with positive stop lug boss, and the inside bottom of pedestal is provided with positioning through hole；In corresponding on the inside of pedestal, assembly cylinder, positioning through hole is axially disposed through slot for the assembly cylinder coaxial arrangement；The positioning pin is plugged among positioning through hole and through slot；Outer layer silicon steel sheet is first assembled in the way of stacking gradually assembly silicon steel sheet within outer, according still further to that will assemble cylinder and internal layer silicon steel sheet is replaced, by the assembly of screw special and sequence progress the internal layer silicon steel sheet and screw special of positioning pin displacement；Compared to traditional transformer core assembly device and mode, the present invention is high with assembly precision, assembly efficiency is high, structure is simple, be easily changed, operating cost is low, the beneficial effect of effective position screw special.
Description
Technical field
The invention belongs to transformer core mounting technology fields, and in particular to a kind of transformer circular iron core assembly device.
Background technique
Iron core is one of component mostly important in transformer, and the assembly precision of iron core largely affects entire change
The using effect of depressor, if the iron core of transformer is actually to be assembled by the very thin silicon steel sheet repeatedly stacking of dry plate, due to
The thickness of single silicon steel sheet is far smaller than the aperture of the circular through hole of transformer coil frame, while it is dedicated also to control transformer
Screw to transformer coil frame circular through hole spacing, in the case where no dedicated iron core assembly device, usually
The assembly of circular iron core is carried out in a manner of hand assembled.It is often had the following problems by hand assembled circular iron core, first
It is that hand assembled precision is not high, due to needing to stack the silicon steel sheet quantity of assembly very in the circular through hole of transformer coil frame
More, in the case where hand assembled, arbitrariness is also big for the assembly for being easy to cause between each silicon steel sheet, so as to cause each transformer
The shape that iron core assembly comes out is inconsistent, while the silicon steel sheet for stacking assembly generally can all be less than specified quantity, final to influence
The quality of entire transformer, cause transformer at work core vibration, fever, unstable performance parameter the problems such as；Second by hand
Assembly efficiency is low, since there are many silicon steel sheet quantity that circular iron core needs to stack assembly, simultaneously when stacking assembly silicon steel sheet
Also to guarantee that silicon steel sheet stacks the screw special hole to the circular through hole center of transformer coil frame left after the assembly is completed
Spacing, therefore during hand assembled, the artificial placement position for adjusting silicon steel sheet at any time is needed, causes assembly efficiency low
Under.The problem that assembly precision is not high present in assembling process for traditional transformer circular iron core, assembly efficiency is too low,
The invention discloses a kind of transformer circular iron cores to assemble device.
Summary of the invention
The purpose of the present invention is to provide a kind of transformer circular iron cores to assemble device, realizes accurate quickly stacking assembly silicon
Steel disc guarantees that screw special to the circular through hole center-spaced function of transformer coil frame, has and improves transformer core
The effect of assembly efficiency and assembling quality.
The present invention is achieved through the following technical solutions:
A kind of transformer circular iron core assembly device, including pedestal, assembly cylinder, positioning pin, the pedestal is in open at one end
Hollow tube-shape, the exterior bottom of pedestal are provided with positive stop lug boss, and the inside bottom of pedestal is provided with positioning through hole；The component location guide
In corresponding on the inside of pedestal, assembly cylinder, positioning through hole is axially disposed through slot for column coaxial arrangement；The positioning pin inserting
Among positioning through hole and through slot.
Operation principle and using method:
Before carrying out the circular iron core assembly of transformer, the assembling of assembly device is carried out in advance.Pedestal is placed in work first
Make on face, be then plugged in positioning pin among the positioning through hole of the inside bottom of pedestal, then will assemble the through slot on cylinder
Positioned in alignment pin inserts the inside into pedestal, then by transformer coil frame coaxial package in chassis outer side, while limit convex
Platform to transformer coil frame carry out up and down limit, at this time the medial surface of transformer coil frame and assembly cylinder lateral surface it
Between spacing be pedestal wall thickness, namely for the region of assembling transformer iron core outer layer silicon steel sheet.Certain transformers
The center of screw special is at regular intervals to core center, and the central axis for being accordingly used in the positioning pin of displacement screw special is iron
The central axis of core screw special after the assembly is completed, the central axis of pedestal is the central axis of the iron core after the completion of iron core assembly；Cause
The eccentricity of central axis of this positioning pin to pedestal is the center of iron core screw special to the spacing at transformer core center, i.e.,
Positioning pin to pedestal central axis eccentricity in the screw special according to required by different size different types of transformer
Mandrel to iron core central axis spacing change and accordingly change.After transformer coil frame is mounted on the base, start
Assembly silicon is stacked gradually from outside to inside in spacing between the hole wall of the central through hole of transformer and the lateral surface of assembly cylinder
Steel disc at this time takes out assembly cylinder when stacking lateral surface of the silicon steel sheet of innermost layer of assembly close to assembly cylinder vertically,
Then continue to stack gradually the remaining silicon steel sheet of assembly from outside to inside in the space of script assembly cylinder, until stacking assembly
Silicon steel sheet tightly wraps up positioning pin, completes internal layer silicon steel sheet and assembles the displacement of cylinder；Then at this time by transformer coil bone
Frame and positioning pin take out from pedestal jointly, then extract positioning pin from the inside of silicon steel sheet out, by the position of script positioning pin
Iron core screw special is replaced with, that is, carries out the displacement of screw special and positioning pin, that is, completes the dress of entire transformer circular iron core
Match.The present apparatus limits by pedestal and positions the position of transformer coil frame, positions iron core screw special by positioning pin
Position effectively controls iron core screw special to the position at transformer coil frame center from assembly at the very start, that is, determines
Installation site of the iron core screw special inside transformer circular iron core, avoids iron core screw special during manual assembly
In the problem that core interior shift in position is larger；The silicon steel sheet for constituting circular iron core is layered to heap closed assembly respectively from outside to inside simultaneously
Match, the silicon steel sheet of internal layer is assemblied in inside outer layer silicon steel sheet by way of with assembly cylinder displacement, efficiently solves round iron
The core silicon steel sheet assembly problem that arbitrariness is also big, assembly is inconsistent, avoids the case where hand assembled adjusts silicon steel sheet position at any time,
Significant increase silicon steel sheet stacks the efficiency of assembly.
It further include transformer coil frame further to preferably realize the present invention, the transformer coil frame
Be provided centrally with through-hole, the lateral surface of the through-hole and pedestal is slidably connected, and the bottom of transformer coil frame and limit
The top of boss contacts.
Transformer coil frame is provided centrally with through-hole, and the outer profile of pedestal corresponds to the through-hole of transformer coil frame,
Transformer wire ring through hole can be sleeved on to the outside of pedestal, while the positive stop lug boss of chassis outer side bottom is to transformer coil bone
Frame is limited, and transformer coil frame is avoided to move in the vertical direction.
In order to preferably realize the present invention, further, between the medial surface of the through-hole and the lateral surface for assembling cylinder
It is reserved with gap.
Transformer coil frame is set in the outside of pedestal, and assembly cylinder is plugged in the inside of pedestal, therefore transformer wire
Spacing between the medial surface of ring framework and the lateral surface for assembling cylinder is the wall thickness of pedestal, namely for assembling transformer
The region of iron core outer layer silicon steel sheet, the width in this region, the i.e. wall thickness of pedestal can be according to needed for the transformer cores of different size
The vertical thickness for the silicon steel sheet to be stacked is adjusted.
In order to preferably realize the present invention, further, the diameter of the through-hole is 16mm.
In order to preferably realize the present invention, further, the diameter of the positioning pin is equal to the diameter of M3 screw.
It is stacked after the assembly is completed in silicon steel sheet, needs to carry out the displacement of positioning pin and screw special, in order to which strict guarantee is set
The center of screw special after changing and the spacing of core center, therefore the diameter of positioning pin should be equal to the diameter of screw special, such as
The diameter of fruit positioning pin is greater than the diameter of screw special, then after being replaced, screw special can leave logical in original positioning pin
It is shaken in hole；If the diameter of positioning pin is less than the diameter of screw special, when being replaced, positioning pin cannot smoothly be inserted into and take
In the through-hole that positioning pin leaves out, cause to replace unsuccessful.
In order to preferably realize the present invention, further, the cross-sectional shape of the through slot is C-shaped.
C-shaped is set by the cross-sectional shape of through slot, when being in order to allow positioning pin to insert into through slot, positioning pin can be complete
Portion is wrapped up by through slot, avoids the assembly of positioning pin interference silicon steel sheet.
Compared with prior art, the present invention have the following advantages that and the utility model has the advantages that
(1) present invention is by being arranged positive stop lug boss in the bottom of pedestal, and is set with transformer coil frame in the outside of pedestal, real
The effective position and limit to transformer coil frame are showed；Positioning through hole is set by the bottom on the inside of pedestal, is being assembled
Positioning through hole setting through slot is corresponded on cylinder, positioning pin is inserted in positioning through hole and through slot, then in the outside of assembly cylinder
The assembly of outer layer silicon steel sheet is carried out between the spacing of the medial surface of face and pedestal, is taken out then by that will assemble cylinder in script assembly
The Space configuration internal layer silicon steel sheet of cylinder realizes internal layer silicon steel sheet and assembles the displacement between cylinder；By by screw special
It is replaced with spacer pin, realizes the assembly of screw special；Compared to traditional circular iron core assembly method, the present invention has dress
With precision height, assembly efficiency is high, structure is simple, is easily changed, the beneficial effect that operating cost is low；
(2) center of the invention by the way that the spacing between positioning through hole and pedestal to be equal to screw special and circular iron core
Spacing mode, realize the positioning for carrying out positioning pin at the very start in circular iron core general assembly, it is special eventually by displacement
The positioning that screw special is realized with the position of screw and positioning pin, has been effectively ensured between screw special and the center of circular iron core
Away from；Compared to traditional circular iron core assembly method, the present invention has the beneficial effect of effective position screw special.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structural schematic diagram of pedestal；
Fig. 3 is the structural schematic diagram for assembling cylinder；
The scheme of installation of Fig. 4 transformer coil frame.
Wherein: 1- pedestal；2- assembles cylinder；3- positioning pin；4- transformer coil frame；01- positive stop lug boss；02- positioning
Through-hole；03- through slot.
Specific embodiment
Embodiment 1:
A kind of transformer circular iron core of the present embodiment assembles device, as shown in Figs 1-4, including pedestal 1, assembly cylinder 2, positioning
Pin 3, the pedestal 1 are in hollow tube-shape open at one end, and the exterior bottom of pedestal 1 is provided with positive stop lug boss 01, the inside of pedestal 1
Bottom is provided with positioning through hole 02；It is logical to assemble corresponding positioning on cylinder 2 in the inside of pedestal 1 for assembly cylinder 2 coaxial arrangement
Hole 02 is axially disposed through slot 03；The positioning pin 3 is plugged among positioning through hole 02 and through slot 03.
Assembly device is assembled by pedestal 1, assembly cylinder 2, positioning pin 3, and pedestal 1 is the cylindrical barrel of upper end opening
Structure, the bottom of pedestal 1 are provided with positive stop lug boss 01, and the inside bottom of pedestal 1 is provided with positioning through hole 02, in positioning through hole 02
It is fitted with positioning pin 3, assembly cylinder 2 passes through the cooperation of through slot 03 and positioning pin 3, is plugged in the inside of pedestal 1.Outside pedestal 1
Side is set with transformer coil frame 4, and the lateral surface of pedestal 1 is matched with the through-hole at the center of transformer coil frame 4, and limits
Boss 01 limits the bottom of transformer coil frame 4.The medial surface of the through-hole of transformer coil frame 4 and assembly at this time
There are spacing between the lateral surface of cylinder 2, this spacing is the wall thickness of pedestal 1, namely for the outer of assembling transformer iron core
The wall thickness in the region of layer silicon steel sheet, pedestal 1 can be thick according to the stacking quantity and silicon steel sheet of the silicon steel sheet of different transformer cores
The difference of degree is adjusted, at the same the outer profile of pedestal 1 can also according to the shape of the through-hole of different transformer coil frames 4 into
The corresponding adjustment of row.After transformer coil frame 4 is installed on pedestal 1, can transformer coil frame 4 medial surface with
It assembles in the pitch space between the lateral surface of cylinder 2 and stacks gradually the outer of assembling transformer iron core according to sequence from outside to inside
Layer silicon steel sheet, until outer layer silicon steel sheet is tightly wrapped cylinder 2 is assembled.
Outer layer silicon steel sheet takes out from the inside of pedestal 1 after the assembly is completed, by assembly cylinder 2, then assembles cylinder 2 in script
Internal layer silicon steel sheet is successively assembled according to sequence from outside to inside in the space at place, until internal layer silicon steel sheet tightly wraps positioning pin 3
It wraps up in, complete internal layer silicon steel sheet and assembles the displacement of cylinder 2.Transformer core assembly is divided into outer layer and internal layer successively to assemble, and
By way of assembly cylinder 2 and the displacement of internal layer silicon steel sheet, reduce the quantity for the silicon steel sheet for disposably stacking assembly, convenient for adjusting
The position of silicon steel sheet is saved, simultaneously as the lateral surface of the medial surface of transformer coil frame 4 and assembly cylinder 2 limits change simultaneously
The stacking interior outside dimension of assembly space of the outer layer silicon steel sheet of depressor iron core, the medial surface of outer layer silicon steel sheet and positioning pin 3 it is outer
Side limits the interior outside dimension of the assembly space of internal layer silicon steel sheet jointly, therefore more preferably adjusts compared to hand assembled silicon steel sheet
The position of silicon steel sheet and the stacking quantity for controlling silicon steel sheet, to guarantee silicon steel sheet assembling quality more preferably, simultaneously because respectively into
The quantity of row inside and outside layer assembly silicon steel sheet will be far fewer than the quantity for disposably completing silicon steel sheet assembly, therefore between silicon steel sheet
Position more preferably control, avoid the problem of frequently adjusting silicon steel sheet position in manual operation, substantially increase assembly efficiency.
Internal layer silicon steel sheet after the assembly is completed, positioning pin 3 and transformer coil frame 4 is taken out from pedestal 1 jointly, then
Positioning pin 3 is extracted out from the package of silicon steel sheet, transformer core screw special is packed into the position of script positioning pin 3, completes
The displacement of transformer screw special and positioning pin 3.Due to the center of the screw special of the iron core of the transformer of certain special requirements
It is needed between axis and the central axis of iron core at regular intervals and final using screw special and the progress allelic replacement of positioning pin 3
Mode positions screw special, thus positioning pin 3 central axis that is, screw special central axis, the central axis of pedestal 1 is
It is equivalent to the central axis of transformer core, as long as so between guaranteeing between the central axis of positioning pin 3 and the central axis of pedestal 1
Away from can guarantee the central axis of screw special to the spacing between the central axis of transformer core.Such as the central axis of screw special
It is 5mm to the pitch requirements between the central axis of transformer core, then guarantees the central axis of positioning pin 3 and the central axis of pedestal 1
Between spacing be 5mm, i.e., guarantee positioning through hole 02 central axis and pedestal 1 central axis between spacing be 5mm, from assembly
The spacing that positions and ensure that screw special and core center at the very start of work efficiently solves when needing in hand assembled
The problem of position for carving progress silicon steel sheet is adjusted and the centre distance of screw special to circular iron core is difficult to ensure.
Embodiment 2:
The present embodiment advanced optimizes on the basis of embodiment 1, further includes transformer coil frame 4, the transformer wire
Ring framework 4 is provided centrally with through-hole, and the lateral surface of the through-hole and pedestal 1 is slidably connected, and the bottom of transformer coil frame 4
Portion is contacted with the top of positive stop lug boss 01；The diameter of the through-hole is 16mm.
The profile of the lateral surface of pedestal 1 is matched with the Internal periphery of the through-hole of transformer coil frame 4, the outer profile of pedestal 1
It can be adjusted correspondingly according to the profile of the through-hole of the transformer coil frame 4 of different size, it is not limited to it is round, such as one
As transformer coil frame 4 through-hole diameter be 16mm, then the outer profile diameter of pedestal 1 is 16mm, for the ease of dress
Match, the outer profile diameter of pedestal 1 can be slightly less than the diameter of the through-hole of transformer coil frame 4, but the outer profile diameter of pedestal 1
Difference between the diameter of the through-hole of transformer coil frame 4 should be less than the thickness of monolithic silicon steel sheet.The side of pedestal 1 and
Positive stop lug boss 01 jointly limits transformer coil frame 4, effectively prevents transformer coil frame 4 in assembling process
Movement leads to rigging error.
The other parts of the present embodiment are same as Example 1, and so it will not be repeated.
Embodiment 3:
The present embodiment advanced optimizes on the basis of above-described embodiment 1 or 2, the medial surface and assembly cylinder 2 of the through-hole
Lateral surface between be reserved with gap.
Since transformer coil frame 4 is set in the lateral surface of pedestal 1, assembly cylinder 2 is plugged in the inside of pedestal 1, because
Gap between the medial surface of the through-hole of this transformer coil frame 4 and the lateral surface for assembling cylinder 2 is the wall thickness of pedestal 1,
That is the wall thickness of pedestal 1 is that the outer layer silicon steel sheet of iron core stacks the thickness of assembly.The silicon steel of transformer circular iron core as
The quantity for the outer layer silicon steel sheet of piece assembled with a thickness of 0.4mm, width 2.7mm, length 4.1mm, preparatory stacking is generally
100, therefore wall thickness 0.4mm × 100=40mm of pedestal 1, i.e., between the medial surface in flexible hole and the lateral surface for assembling cylinder 2
Spacing be 40mm.The wall thickness of pedestal 1 is not limited in the 40mm in the present embodiment, and the wall thickness of pedestal 1 can be according to outer layer silicon steel
The actual (real) thickness and stacking assembly quantity of piece are adjusted correspondingly.
The other parts of the present embodiment are identical as above-described embodiment 1 or 2, and so it will not be repeated.
Embodiment 4:
The present embodiment advanced optimizes on the basis of above-described embodiment any one of 1-3, and the diameter of the positioning pin 3 is equal to M3
The diameter of screw.
It is stacked after the assembly is completed in internal layer silicon steel sheet, the displacement of positioning pin 3 Yu screw special, general transformation can be carried out
Device circular iron core uses M3 screw special, therefore the diameter of positioning pin 3 is equal to the diameter of M3 screw.Positioning pin
3 diameter is not limited in the diameter equal to M3 screw special in the present embodiment, and the diameter of positioning pin 3 can be according to different special
It is adjusted correspondingly with the diameter of screw.
The other parts of the present embodiment are identical as any one of above-described embodiment 1-3, and so it will not be repeated.
Real-time example 5:
The present embodiment advanced optimizes on the basis of above-described embodiment any one of 1-4, as shown in figure 3, the through slot 03
Cross-sectional shape is C-shaped.
It is C-shaped by the cross-sectional shape of through slot 03, guarantees that positioning pin 3 is completely contained in inside by through slot 03, avoid positioning
Pin 3 interferes the assembly of silicon steel sheet, while there are certain adjustable distances between positioning pin 3 and through slot 03, are carrying out silicon steel sheet
Relative position when assembly between fine-tuning assembly cylinder 2 and positioning pin 3, and then reach the function of fine tuning silicon steel sheet rigging position
Energy.
The other parts of the present embodiment are identical as any one of above-described embodiment 1-4, and so it will not be repeated.
The above is only presently preferred embodiments of the present invention, not does limitation in any form to the present invention, it is all according to
According to technical spirit any simple modification to the above embodiments of the invention, equivalent variations, protection of the invention is each fallen within
Within the scope of.
Claims (6)
1. a kind of transformer circular iron core assembles device, including pedestal (1), assembly cylinder (2), positioning pin (3), feature exists
In the pedestal (1) is in hollow tube-shape open at one end, and the exterior bottom of pedestal (1) is provided with positive stop lug boss (01), pedestal
(1) inside bottom is provided with positioning through hole (02)；Assembly cylinder (2) coaxial arrangement is in the inside of pedestal (1), component location guide
Correspond to that positioning through hole (02) is axially disposed through slot (03) on column (2)；The positioning pin (3) be plugged in positioning through hole (02) and
Among through slot (03).
2. a kind of transformer circular iron core according to claim 1 assembles device, which is characterized in that further include transformer wire
Ring framework (4), the transformer coil frame (4) are provided centrally with through-hole, the lateral surface sliding of the through-hole and pedestal (1)
Connection, and the bottom of transformer coil frame (4) is contacted with the top of positive stop lug boss (01).
3. a kind of transformer circular iron core according to claim 2 assembles device, which is characterized in that the inside of the through-hole
Gap is reserved between face and the lateral surface for assembling cylinder (2).
4. a kind of transformer circular iron core according to claim 3 assembles device, which is characterized in that the diameter of the through-hole
For 16mm.
5. a kind of transformer circular iron core according to claim 1 assembles device, which is characterized in that the positioning pin (3)
Diameter be equal to M3 screw diameter.
6. a kind of transformer circular iron core according to claim 1 assembles device, which is characterized in that the through slot (03)
Cross-sectional shape is C-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811291795.0A CN109243802B (en) | 2018-10-31 | 2018-10-31 | Circular iron core assembly quality of transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811291795.0A CN109243802B (en) | 2018-10-31 | 2018-10-31 | Circular iron core assembly quality of transformer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109243802A true CN109243802A (en) | 2019-01-18 |
| CN109243802B CN109243802B (en) | 2021-04-02 |
Family
ID=65080109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811291795.0A Active CN109243802B (en) | 2018-10-31 | 2018-10-31 | Circular iron core assembly quality of transformer |
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| Country | Link |
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| CN (1) | CN109243802B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116313481A (en) * | 2023-03-20 | 2023-06-23 | 无方科技(江苏)有限公司 | Power transformer silicon steel sheet processingequipment with positioning mechanism |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3340985A1 (en) * | 1983-11-10 | 1985-05-23 | Kurt 1000 Berlin Kazubek | Device for retaining and mounting annular-core transformers and inductors for electrical apparatuses, such that said transformers and inductors are free of lateral forces, and a method for producing said device |
| CN206249994U (en) * | 2016-11-19 | 2017-06-13 | 江苏阜宁金宁三环富士电气有限公司 | A kind of audio-visual devices voice frequency isolation transformer structure |
| CN206673792U (en) * | 2017-04-25 | 2017-11-24 | 成都中车电机有限公司 | A kind of Combined fixture for motor rotor core punching sheet installation |
| JP2018085410A (en) * | 2016-11-22 | 2018-05-31 | トヨタ自動車株式会社 | Transformer device |
-
2018
- 2018-10-31 CN CN201811291795.0A patent/CN109243802B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3340985A1 (en) * | 1983-11-10 | 1985-05-23 | Kurt 1000 Berlin Kazubek | Device for retaining and mounting annular-core transformers and inductors for electrical apparatuses, such that said transformers and inductors are free of lateral forces, and a method for producing said device |
| CN206249994U (en) * | 2016-11-19 | 2017-06-13 | 江苏阜宁金宁三环富士电气有限公司 | A kind of audio-visual devices voice frequency isolation transformer structure |
| JP2018085410A (en) * | 2016-11-22 | 2018-05-31 | トヨタ自動車株式会社 | Transformer device |
| CN206673792U (en) * | 2017-04-25 | 2017-11-24 | 成都中车电机有限公司 | A kind of Combined fixture for motor rotor core punching sheet installation |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116313481A (en) * | 2023-03-20 | 2023-06-23 | 无方科技(江苏)有限公司 | Power transformer silicon steel sheet processingequipment with positioning mechanism |
| CN116313481B (en) * | 2023-03-20 | 2023-09-26 | 国网黑龙江省电力有限公司伊春供电公司 | Power transformer silicon steel sheet processingequipment with positioning mechanism |
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| CN109243802B (en) | 2021-04-02 |
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