CN109450194A - A kind of pressing tooling of hollow cup coil - Google Patents
A kind of pressing tooling of hollow cup coil Download PDFInfo
- Publication number
- CN109450194A CN109450194A CN201811444116.9A CN201811444116A CN109450194A CN 109450194 A CN109450194 A CN 109450194A CN 201811444116 A CN201811444116 A CN 201811444116A CN 109450194 A CN109450194 A CN 109450194A
- Authority
- CN
- China
- Prior art keywords
- hollow cup
- cup coil
- pressing
- clamping part
- tooling
- 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
Links
Classifications
-
- 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
- H02K15/04—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of windings, prior to mounting into machines
- H02K15/0435—Wound windings
- H02K15/0442—Loop windings
- H02K15/045—Form wound coils
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The present embodiments relate to electrical-coil manufacturing technology fields, disclose a kind of pressing tooling of hollow cup coil.In the present invention, the pressing tooling of the hollow cup coil includes upper jig and the lower jig that is oppositely arranged with the upper jig, the upper jig includes the press keeping section for pressing the hollow cup coil, the lower jig includes the holding parts for surrounding accommodating space, the holding parts include the inner wall for surrounding the accommodating space, and the inner wall is used to abut during the press keeping section presses the hollow cup coil and holds the hollow cup coil.The pressing tooling of hollow cup coil provided by the invention can make the hollow cup coil both ends equivalent width suppressed.
Description
Technical field
The present embodiments relate to electrical-coil manufacturing technology field, in particular to the pressing work of a kind of hollow cup coil
Dress.
Background technique
Hollow-cup motor belongs to direct current, permanent magnetism, servo small and special electric machine, using hollow cup rotor, completely eliminate due to
Iron core form vortex and caused by electric energy loss, while its weight and rotary inertia are greatly reduced, to reduce rotor itself
Mechanical energy loss, have energy conservation characteristic outstanding, sensitive convenient control characteristic and stable operation characteristic.Meanwhile it is empty
The energy density of heart cup motor increases substantially, and compared with the iron core motor of Same Efficieney, weight, volume substantially reduce.Make
For efficient energy conversion device, hollow-cup motor represents one of developing direction of motor.Hollow-cup motor overcomes iron
The impassable technology barrier of core motor, and its feature outstanding concentrates on the main performance aspect of motor, has it
Wide application field.Especially with the rapid development of industrial technology, the stringent technical conditions of various electromechanical equipments are to motor
Servo characteristic constantly propose higher and higher technical requirements, possess hollow-cup motor in many applications irreplaceable
Status.Such as need quick response require missile heading control, high magnification CD-ROM drive servo antrol, it is fast automatic focusing,
Highly sensitive record and detection device, industrial robot etc..Meanwhile the application range of hollow-cup motor is completely de- at present
Limitation from high-end product is promptly expanding in the general civilian application range waited on low-end products, to mention extensively
Rise product quality.Portable instrument that is steady, persistently dragging, personal equipment with oneself such as are required to driving original part；It is various
Aeronautics and Astronautics aircraft, civil electric appliance, industrial products etc..And the finishing procedure of hollow-cup motor coil is hollow-cup motor system
One of critical process made, the dimensional accuracy of hollow cup coil directly determine the homogeneity of motor performance, reliability.Drag cup
Coil production has two class of direct coiling and indirect coiling, is " coiling → pressing → reel → circle repoussage mostly to indirect Winding type
Shape " technique is grouped as, after coiling by the upper and lower part that shape is cuboid wherein flattening and needing to flatten tooling using tooling is flattened
Coil be placed between the plane of upper and lower jig heating and be pressed into tabular.
At least there are the following problems in the prior art for inventor's discovery: the hollow cup coil after coiling is also uncertain before pressing
Type, during flattening hollow cup coil, hollow cup coil can because be internally hollow due to flatten tooling vertical direction on
Chip hold down under to horizontal direction extend, and due to flatten tooling shape be cuboid, be unable to control hollow cup coil
Development length, to will lead to, the hollow cup coil dimensional uniformity for suppressing and is poor, and two head widths are different.
Summary of the invention
The pressing tooling for being designed to provide a kind of hollow cup coil of embodiment of the present invention, so that is suppressed is hollow
Cup coil both ends equivalent width.
In order to solve the above technical problems, embodiments of the present invention provide a kind of pressing tooling of hollow cup coil, packet
Include: upper jig and the lower jig being oppositely arranged with the upper jig, the upper jig includes for pressing the hollow cup coil
Press keeping section, the lower jig includes the holding parts for surrounding accommodating space, and the holding parts include surrounding the accommodating space
Inner wall, the inner wall are used to abut and hold described hollow during the press keeping section presses the hollow cup coil
Cup coil.
Embodiment of the present invention in terms of existing technologies, the pressing tooling include upper jig and with the upper jig
The lower jig being oppositely arranged, the upper jig include the press keeping section for pressing the hollow cup coil, and the lower jig includes
The holding parts of accommodating space are surrounded, the holding parts include the inner wall for surrounding the accommodating space, are pressed in the press keeping section
During the hollow cup coil, the inner wall abuts and holds the hollow cup coil, so that the hollow cup coil
Under the limitation effect of the inner wall, it will not extend due to the chip hold down on press keeping section vertical direction to horizontal direction and become
Shape, to avoid in the prior art the problem that hollow cup coil dimensional uniformity is poor, two head widths are different.Since the receiving is empty
Between shape be it is constant, i.e., the distance between described inner wall two sides are fixed values, so that suppressing via the pressing tooling
The width of the hollow cup coil come is consistent with the distance between the inner wall two sides, ensures that the drag cup after flattening
The dimensional accuracy of coil.
In addition, the holding parts include the upper surface of the close press keeping section and are oppositely arranged down with the upper surface
Surface, the accommodating space are the recess extended from the upper surface towards the direction of the lower surface.
In addition, the holding parts include the first clamping part and fix and enclose with first clamping part and be set as the receipts
Hold second clamping part in space.Holding parts are arranged to the first clamping part and second clamping part two parts, so that holding parts not office
It is limited to the structure of an entirety, so that the first clamping part and can be processed into respectively in the production process of holding parts
Two clamping parts, manufacture craft and become more easy.
In addition, second clamping part is equipped with the notch being connected to the accommodating space.By the tap of hollow cup coil
It is placed in notch, when press keeping section presses hollow cup coil, the position of tap is because the positioning action of notch is without generating partially
It moves.
In addition, the top edge of the notch is the seamed edge close to the press keeping section, it is rounded down on the seamed edge.Rounded corner
Refer to that the corner angle the second clamping part cut into the processing of arc surface, tap is enabled to be easier the top edge group via notch
Enter in notch.
In addition, first clamping part includes the first flanging extended vertically and bends from first flanging and towards water
Square to extension the second flanging, second flanging fixes with second clamping part.
In addition, the depth of the notch is lower than the height of first flanging in the vertical direction.
In addition, second flanging is fixed via screw and second clamping part.
In addition, the pressing tooling further includes guide part, the upper jig is along the guide part towards controlling under described
The direction of tool is mobile to press the hollow cup coil.By such structure, so that the moving direction of upper jig is in guide part
It is kept fixed, will not be shifted under effect during pressure holding, cause the hollow cup coil dimensional uniformity suppressed poor,
Further ensure the dimensional accuracy of hollow cup coil after flattening.
In addition, the guide part includes that alignment pin in the upper jig and the lower jig in one, another is arranged in
Pin hole in one, the alignment pin are fastened in the pin hole.
Detailed description of the invention
One or more embodiments are illustrated by the picture in corresponding attached drawing, these exemplary theorys
The bright restriction not constituted to embodiment, the element in attached drawing with same reference numbers label are expressed as similar element, remove
Non- to have special statement, composition does not limit the figure in attached drawing.
Fig. 1 is the structural schematic diagram of the pressing tooling for the hollow cup coil that first embodiment provides according to the present invention；
Fig. 2 is the cross-sectional view of the pressing tooling for the hollow cup coil that first embodiment provides according to the present invention；
Fig. 3 is that the pressing work for the hollow cup coil that first embodiment provides according to the present invention holds the structure of jig and shows
It is intended to.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with attached drawing to the present invention
Each embodiment be explained in detail.However, it will be understood by those skilled in the art that in each embodiment party of the present invention
In formula, many technical details are proposed in order to make reader more fully understand the present invention.But even if without these technical details
And various changes and modifications based on the following respective embodiments, claimed technical solution of the invention also may be implemented.
The first embodiment of the present invention is related to a kind of pressing toolings 100 of hollow cup coil, as shown in Figure 1, including upper
Jig 1 and the lower jig 2 being oppositely arranged with upper jig 1, upper jig 1 include the pressure for pressing hollow cup coil (not shown go out)
Portion 11 is held, lower jig 2 includes the holding parts 21 for surrounding accommodating space 20, and holding parts 21 include the inner wall for surrounding accommodating space 20
211, inner wall 211 is used to abut during press keeping section 11 presses hollow cup coil and holds hollow cup coil.
Embodiment of the present invention in terms of existing technologies, flatten tooling 100 include upper jig 1 and with upper 1 phase of jig
To the lower jig 2 of setting, upper jig 1 includes the press keeping section 11 for pressing hollow cup coil, and lower jig 2 includes surrounding receiving sky
Between 20 holding parts 21, holding parts 21 include surrounding the inner wall 211 of accommodating space 20, press hollow cup coil in press keeping section 11
During, inner wall 211, which abuts, simultaneously holds hollow cup coil, so that hollow cup coil is under the limitation effect of inner wall 211,
It will not be due to the chip hold down on press keeping section vertical direction to horizontal direction extensional, to avoid drag cup in the prior art
Coil dimension consistency is poor, the different problem of two head widths.Since the shape of accommodating space 20 is constant, i.e. inner wall 211
The distance between two sides are fixed values so that via the pressing tooling 100 suppress come hollow cup coil width with it is interior
The distance between 211 two sides of wall surface are consistent, ensure that the dimensional accuracy of the hollow cup coil after flattening.
Details, which is specifically described, to be realized to a kind of pressing tooling 100 of hollow cup coil of present embodiment below,
The following contents only for convenience of the realization details provided is understood, not implements the necessary of this programme.
In the present embodiment, holding parts 21 include opposite close to the upper surface 212 of press keeping section 11 and with upper surface 212
The lower surface 213 of setting, accommodating space 20 are the recess extended from upper surface 212 towards the direction of lower surface 213.Such structure makes
Hollow cup coil in applanation process, can be immobilizated in recess in and the limitation of recess effect under will not excessive deformation, really
The precision of hollow cup coil size after flattening is protected.It should be noted that the width of recess is equal with the width of press keeping section 11, with
Make press keeping section 11 when hollow cup coil in the valley is placed in pressure holding, each position of hollow cup coil can be pressed
It arrives, so that the hollow cup coil thickness suppressed be made to be consistent, the certain positions for avoiding hollow cup coil are not pressed
Hold to the case where and the different situation of hollow cup coil thickness that causes pressure holding to come out occurs, further ensure hollow after pressing
The dimensional accuracy of cup coil.
It is noted that holding parts 21 include the first clamping part 215 and fixed with the first clamping part 215 and enclose and set
At the second clamping part 216 of accommodating space 20.Holding parts 21 are arranged to the first clamping part 215 and the second clamping part 216 two
Point, so that holding parts 21 are not limited to the structure of an entirety, so that because that can distinguish in the production process of holding parts 21
It processes the first clamping part 215 and the second clamping part 216 and becomes more easy.It is understood that holding parts 21 can also be with one
It is body formed, have no effect on the technical effect of present embodiment.
Preferably, the second clamping part 216 is equipped with multiple notches 22 being connected to accommodating space 20.Hollow-cup coil winding
It will form multiple taps after the completion, in the pressing link of hollow cup coil, if the position of tap is not fixed, when press keeping section 21
Press hollow cup coil when, since hollow cup coil can extend to both ends, tap position can with the deformation of hollow cup coil and
Offset, the dimensional accuracy of coil is not high after pressing, multiple is connected to accommodating space 20 by being arranged on the second clamping part 216
The tap of hollow cup coil is placed in notch 22 by notch 22, when press keeping section 21 presses hollow cup coil, the position of tap
Because the positioning action of notch 22 is without generating offset, since the distance between notch 22 is fixed and invariable, such structure
The tap the spacing all having the same so that hollow cup coil after flattening by pressing tooling 100 is designed, ensures that pressure
The dimensional accuracy of hollow cup coil after flat.
It is understood that since hollow cup coil also needs reel after pressing, and needing during reel will be hollow
The split winding type synchronous motor at cup coil head and the tail both ends together, so in the present embodiment, the number of notch 22 should be more than the number of tap
One, for example need to make the hollow cup coil of 5 taps, then the number of notch 22 should be 6.Further, since holding parts 21
It is made of the first clamping part 215 and 216 two parts of the second clamping part, and notch 22 is on the second clamping part 216, so working as
When needing to make the hollow cup coil of different tap numbers, the second clamping part 216 of different notch numbers is only needed to change, and second is pressed from both sides
It holds portion 216 and the first clamping part 215 is fixed, entire pressing tooling that no replacement is required is greatly saved jig cost and controls
Has memory space.
It is noted that as shown in figure 3, the top edge of notch 22 is on the seamed edge 23 of press keeping section 11, seamed edge 23
It is rounded down.Rounded corner refers to that the corner angle the second clamping part 216 cut into the processing of arc surface, and tap is easier
Be placed in notch 22, also avoid assembler or operator by the second clamping part acute angle scratch.
It should be noted that in the present embodiment, as shown in Fig. 2, the first clamping part 215 includes first extended vertically
It flanging 2151 and is bent from the first flanging 2151 and the second flanging 2152 for extending in the horizontal direction, the second flanging 2152 and the
Two clamping parts 216 are fixed.
In order to avoid the depth because of notch 22 is too deep, (such as depth of notch 22 is greater than the first flanging 2151 in vertical direction X
On height) can not be abutted with the bottom of notch 22 when the tap of hollow cup coil being caused to be placed in notch 22 so that tap
In the vertical direction there is no being fixed by notch 22, so that it is perpendicular to generate the position of tap in the applanation process of hollow cup coil
The upward offset of histogram, therefore, in the present embodiment, the depth of notch 22 is in the vertical direction lower than the first flanging 2151
Highly.
Specifically, the second flanging 2152 is fixed via screw and the second clamping part 216.As shown in Fig. 2, the second flanging
2152 one end far from the first flanging 2151 are equipped with the first screw hole 2152A, 216 the first screw hole of face 2152A's of the second clamping part
Position is equipped with the second screw hole 2161, the second flanging 2152 and the second clamping part 216 and runs through the first screw hole 2152A and the via screw
Two screw holes 2161 are fixed.By the way that the first screw hole 2152A is arranged on the second flanging 2152, is arranged on the second clamping part 216
Two screw holes 2161 allow the second flanging 2152 and the second clamping part 216 to be closely fixed together by screw, are needing
When replacing the first clamping part 215 or the second clamping part 216, replacement between the two can be realized by unscrewing screw, operation
Simply, practical.Meanwhile first the number of screw hole 2152A and the second screw hole 2161 can set according to demand, have no effect on
The technical effect of present embodiment.
It is noted that flattening tooling 100 further includes guide part 3, upper jig 1 is along guide part 3 towards close to lower jig 2
Direction it is mobile to press hollow cup coil.By such structure, so that effect of the moving direction of upper jig 1 in guide part 3
Under remain unchanged, the offset on pressure holding direction will not occur due to not having to position during pressure holding, cause to suppress and
Hollow cup coil dimensional uniformity is poor, further ensures the dimensional accuracy of hollow cup coil after flattening.
It should be noted that in the present embodiment, guide part 3 includes being arranged in upper jig 1 and lower jig 2 in one
Alignment pin, the pin hole in another one, alignment pin is fastened in pin hole.It is arranged on lower jig with alignment pin, pin hole
For being arranged on upper jig 1, the guide part 3 of such structure is designed simply, good positioning effect.
It will be understood by those skilled in the art that the respective embodiments described above are to realize specific embodiments of the present invention,
And in practical applications, can to it, various changes can be made in the form and details, without departing from the spirit and scope of the present invention.
Claims (10)
1. a kind of pressing tooling of hollow cup coil, special including upper jig and the lower jig being oppositely arranged with the upper jig
Sign is that the upper jig includes the press keeping section for pressing the hollow cup coil, and the lower jig includes surrounding receiving sky
Between holding parts, the holding parts include the inner wall for surrounding the accommodating space, and the inner wall is used in the press keeping section
It is abutted during pressing the hollow cup coil and holds the hollow cup coil.
2. the pressing tooling of hollow cup coil according to claim 1, which is characterized in that the holding parts include close to institute
The lower surface stating the upper surface of press keeping section and being oppositely arranged with the upper surface, the accommodating space are from the upper surface court
The recess that the direction of the lower surface extends.
3. the pressing tooling of hollow cup coil according to claim 2, which is characterized in that the holding parts include the first folder
It holds portion and is fixed with first clamping part and enclose the second clamping part for being set as the accommodating space.
4. the pressing tooling of hollow cup coil according to claim 3, which is characterized in that second clamping part is equipped with
The notch being connected to the accommodating space.
5. the pressing tooling of hollow cup coil according to claim 4, which is characterized in that the top edge of the notch be by
The seamed edge of the nearly press keeping section is rounded down on the seamed edge.
6. the pressing tooling of hollow cup coil according to claim 4, which is characterized in that first clamping part includes perpendicular
The first flanging directly extended and the second flanging for bending from first flanging and extending in the horizontal direction, second flanging
It is fixed with second clamping part.
7. the pressing tooling of hollow cup coil according to claim 6, which is characterized in that the depth of the notch is lower than institute
State the height of the first flanging in the vertical direction.
8. the pressing tooling of hollow cup coil according to claim 6, which is characterized in that second flanging is via screw
It is fixed with second clamping part.
9. the pressing tooling of hollow cup coil according to claim 1, which is characterized in that the pressing tooling further includes leading
To portion, the upper jig is moved along the guide part towards the direction close to the lower jig to press the hollow cup coil.
10. the pressing tooling of hollow cup coil according to claim 9, which is characterized in that the guide part includes setting
Alignment pin in the upper jig and the lower jig in one, the pin hole in another one, the alignment pin are fastened in
In the pin hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811444116.9A CN109450194A (en) | 2018-11-29 | 2018-11-29 | A kind of pressing tooling of hollow cup coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811444116.9A CN109450194A (en) | 2018-11-29 | 2018-11-29 | A kind of pressing tooling of hollow cup coil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109450194A true CN109450194A (en) | 2019-03-08 |
Family
ID=65555937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811444116.9A Pending CN109450194A (en) | 2018-11-29 | 2018-11-29 | A kind of pressing tooling of hollow cup coil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109450194A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113078783A (en) * | 2021-03-09 | 2021-07-06 | 哈尔滨工业大学 | Hairpin winding forming device for electric automobile driving motor |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108696066A (en) * | 2018-06-27 | 2018-10-23 | 上海荣田电子科技有限公司 | A kind of pressing tooling of hollow cup coil |
-
2018
- 2018-11-29 CN CN201811444116.9A patent/CN109450194A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108696066A (en) * | 2018-06-27 | 2018-10-23 | 上海荣田电子科技有限公司 | A kind of pressing tooling of hollow cup coil |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113078783A (en) * | 2021-03-09 | 2021-07-06 | 哈尔滨工业大学 | Hairpin winding forming device for electric automobile driving motor |
| CN113078783B (en) * | 2021-03-09 | 2022-03-29 | 哈尔滨工业大学 | Hairpin winding forming device for electric automobile driving motor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10449595B2 (en) | Protrusion forming device and method for forming protrusion part for heat exchanger | |
| CN108696066A (en) | A kind of pressing tooling of hollow cup coil | |
| CN207710615U (en) | Accurate floating support device | |
| EP2653254A2 (en) | Workpiece holder for holding a plurality of plate-like workpieces used for wire electric discharge machine | |
| US20200158986A1 (en) | Multiple-lens camera system | |
| CN109450194A (en) | A kind of pressing tooling of hollow cup coil | |
| CN203357519U (en) | Piezoelectric ceramic wafer cutting machine | |
| JPWO2017006446A1 (en) | Flat tube insertion device for heat exchanger fins | |
| JPWO2017057036A1 (en) | Coil forming method and coil forming apparatus | |
| CN107783352A (en) | Optical system | |
| US20090229439A1 (en) | Processing machine with reciprocation device | |
| US20180074279A1 (en) | Structure of dual-lens with mechanic zero tilt angle and adjustment method thereof | |
| CN207223488U (en) | Magnetic suction disc and destressing magnetic suction disc | |
| JP2019536637A (en) | Manufacturing equipment with clamping tool and method for adapting the overall length of the bending edge of the clamping tool | |
| CN209491694U (en) | A kind of quickly positioning assembled fixture | |
| JP4470125B1 (en) | Cooling member, manufacturing method thereof, and manufacturing apparatus | |
| EP3628432A1 (en) | Polishing device for welding tip | |
| CN104218765B (en) | The OIS loop construction of stabilization voice coil motor and processing technique thereof | |
| CN204621640U (en) | A kind of two-sided electric permanent-magnet suction disc | |
| CN108861471B (en) | Jig turnover assembly for intelligent manufacturing flexible production line | |
| CN106623617B (en) | A kind of mould clamp moving mechanism of metal punching machine | |
| EP3493377A1 (en) | Coil forming device | |
| US20140205275A1 (en) | Camera module having guiding rod and lens holder sleeve moving along guiding rod | |
| CN105634179B (en) | The voice coil motor of setting height(from bottom) can be reduced | |
| CN204131360U (en) | The OIS loop construction of stabilization voice coil motor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190308 |
|
| WD01 | Invention patent application deemed withdrawn after publication |