CN106345903B - Motor iron core progressive die pilot pin localization method and its correcting pin positioning device for use - Google Patents
Motor iron core progressive die pilot pin localization method and its correcting pin positioning device for use Download PDFInfo
- Publication number
- CN106345903B CN106345903B CN201610754910.8A CN201610754910A CN106345903B CN 106345903 B CN106345903 B CN 106345903B CN 201610754910 A CN201610754910 A CN 201610754910A CN 106345903 B CN106345903 B CN 106345903B
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- Prior art keywords
- pilot pin
- solid plate
- stripper
- correcting
- pin
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/08—Dies with different parts for several steps in a process
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
Motor iron core progressive die pilot pin localization method and its correcting pin positioning device for use, the localization method include stripper being mounted on the pre- discharging panel seat in the recessed solid plate of lower die holder, and billot to be punched is clipped between stripper and the recessed solid plate；It is inserted into pilot pin；Billot is punched by the machining coordinate of setting on lathe；The device includes the upper die holder and lower die holder of pairing, equipped with the convex solid plate for installing correcting punch-pin on the upper padding plate of upper die holder, recessed solid plate is housed on the lower bolster of lower die holder, recessed solid plate is equipped with discharging panel seat and correcting cavity plate, billot is accompanied between stripper and recessed solid plate, correcting pin positioning device for use is equipped between convex solid plate and the discharging panel seat, correcting pin positioning device for use includes pilot pin location hole, pilot pin positioning sleeve and pilot pin.The beneficial effects of the invention are as follows：Adjust the positional precision of part does not influence the positioning accuracy of pilot pin simultaneously.
Description
Technical field
The present invention relates to a kind of motor iron core progressive die pilot pin localization method and its correcting pin positioning device for use.
Background technology
The development of motor iron core progressive die is the irreversible trend in motor market, and the application of motor iron core progressive die can give
User brings many interests, and such as the raising of production efficiency, the reduction of production cost, the promotion of product quality, personnel, which operate, to be pacified
The raising of full property, the reduction etc. of industrial accident.
Along with motor iron core progressive die by the approval of Electrical Enterprises, the competition of a new round starts again, in order to improve enterprise
Industry competitiveness puts forward higher requirements the performance of product, and a such as pair one goes out three motor iron core progressive die, and mold is equipped with 12
Axis hole, and rotor profile and rotor shaft hatch concentricity requirement be within 0.02mm, since the parameter of punching rebound is different, set of molds
The fine motion for carrying out part according to actual product size is needed to adjust after dress punching.
It can be seen that according to traditional guide device as shown in Figure 1：The pilot pin of motor iron core progressive die is typically all
Stripper positions, i.e. stripper and pilot pin synchronizing moving, is processed in place by slow wire feeding or coordinate mould, correcting pin is with respect to position
Precision controlling is set within 0.005mm, and is processed together with the cavity of other punching stations, once fine tuning part position essence
Degree, i.e., by finely tuning the position of stripper, drive pilot pin movement, the relative position of pilot pin location hole will also change,
To influence mold pushing precision, product size will be unable to meet drawing requirement.
Invention content
In order to solve the problems, such as to adjust the positional precision of part after being punched while not influencing the positioning accuracy of pilot pin, this
Invention proposes a kind of motor iron core progressive die in the positioning accuracy for adjusting the positional precision of part while not influencing pilot pin
Pilot pin localization method and its correcting pin positioning device for use.
Motor iron core progressive die pilot pin localization method of the present invention, includes the following steps：
1) stripper selected is mounted on the pre- discharging panel seat in the recessed solid plate of lower die holder, and will waits being punched
Billot be clipped between stripper and the recessed solid plate, while ensureing that pilot pin location hole, stripper on discharging panel seat are corresponding
Position through-hole, billot corresponding position through-hole and recessed solid plate blind hole are in same vertical axes；
2) the guide section end of pilot pin is sequentially passed through into stripper corresponding position through-hole, billot corresponding position from top to bottom
It is finally inserted into the blind hole of the recessed solid plate corresponding position after through-hole, the guide section outer wall of pilot pin and embedded correcting finger setting
Pilot pin positioning sleeve transition cooperation in hole, without relative displacement between discharging panel seat and pilot pin；
3) according to the pass on selected stripper, machining coordinate and the processing of multigroup pass punching are set on lathe
The concentricity of pass, lathe punch are punched billot by the machining coordinate of setting, at this time the upper end of stripper pilot pin
Inserting paragraph is periodically inserted into convex solid plate mounting hole；
4) lathe detects that the pass on stripper and the concentricity between pilot pin exceed setting value, is ensureing not influence
Stripper is finely tuned under the premise of the positioning accuracy of pilot pin to suitable position, carries out next step punching.
Motor iron core progressive die correcting pin positioning device for use of the present invention includes the upper die holder and lower die holder of pairing, institute
The convex solid plate being equipped on the upper padding plate of upper die holder for installing correcting punch-pin is stated, is equipped on the lower bolster of the lower die holder recessed solid
Plate, the recessed solid plate are equipped with the discharging panel seat for installing stripper and are used for and the matched correcting of correcting punch-pin
Cavity plate accompanies billot between the stripper and the recessed solid plate, it is characterised in that：The convex solid plate and the discharging panel seat
Between be equipped with it is multiple for accurate positionin correcting pin positioning device for use, the correcting pin positioning device for use include pilot pin location hole,
Pilot pin positioning sleeve and pilot pin, the pilot pin location hole is arranged on the discharging panel seat, and the correcting
The internal face in finger setting hole is embedded with pilot pin positioning sleeve；The pilot pin is divided into for being caught in inserting in the convex solid plate mounting hole
Enter section and the guide section for being inserted into pilot pin positioning sleeve, the guide section end of the pilot pin sequentially passes through from top to bottom unloads
It is inserted into after flitch corresponding position through-hole, billot corresponding position through-hole in the blind hole of the recessed solid plate corresponding position.
At the pilot pin location hole, stripper corresponding position through-hole billot corresponding position through-hole and recessed solid plate blind hole
In in same vertical axes.
The inserting paragraph outer diameter is more than the guide section outer diameter, and the inserting paragraph and the guide section
Junction forms step surface.
The pilot pin for being useful for adjustment pilot pin height is matched in the guide section upper end and the junction of the inserting paragraph
Washer, and the upper surface of pilot pin washer is against on the step surface of inserting paragraph, and the lower face of pilot pin washer is against stripper
The upper surface of seat.
The present invention is to convert pilot pin location hole to discharging panel seat by stripper, inlays pilot pin on discharging panel seat
Positioning sleeve, the processing of coordinate mill in place, ensure that step pitch progress, stripper original location hole do resigning processing, adjust slot shape of rotor at this time
Or rotor shaft hatch position when, do not influence the pilot pin positioning accuracy of mold.
The beneficial effects of the invention are as follows：The positioning accuracy of pilot pin is not influenced simultaneously in the positional precision of adjustment part.
Description of the drawings
Fig. 1 is traditional stripper correcting structure schematic diagram.
Fig. 2 is the discharging panel seat pilot pin location structure of the present invention.
Fig. 3 is the stripper structure chart of the present invention.
Fig. 4 is the correcting pin positioning structure figure of the present invention.
Specific implementation mode
It further illustrates the present invention below in conjunction with the accompanying drawings
With reference to attached drawing：
1 motor iron core progressive die pilot pin localization method of the present invention of embodiment, includes the following steps：
1) stripper selected is mounted on the pre- discharging panel seat in the recessed solid plate of lower die holder, and will waits being punched
Billot be clipped between stripper and the recessed solid plate, while ensureing that pilot pin location hole, stripper on discharging panel seat are corresponding
Position through-hole, billot corresponding position through-hole and recessed solid plate blind hole are in same vertical axes；
2) the guide section end of pilot pin is sequentially passed through into stripper corresponding position through-hole, billot corresponding position from top to bottom
It is finally inserted into the blind hole of the recessed solid plate corresponding position after through-hole, the guide section outer wall of pilot pin and embedded correcting finger setting
Pilot pin positioning sleeve transition cooperation in hole, without relative displacement between discharging panel seat and pilot pin；
3) according to the pass on selected stripper, machining coordinate and the processing of multigroup pass punching are set on lathe
The concentricity of pass, lathe punch are punched billot by the machining coordinate of setting, at this time the upper end of stripper pilot pin
Inserting paragraph is periodically inserted into convex solid plate mounting hole；
4) lathe detects that the pass on stripper and the concentricity between pilot pin exceed setting value, is ensureing not influence
Stripper is finely tuned under the premise of the positioning accuracy of pilot pin to suitable position, carries out next step punching.
2 motor iron core progressive die correcting pin positioning device for use of the present invention of embodiment, including the upper die holder 1 of pairing is under
Die holder 2, equipped with the convex solid plate 12 for installing correcting punch-pin, the underlay of the lower die holder 2 on the upper padding plate 11 of the upper die holder 1
Recessed solid plate 22 is housed, the recessed solid plate 22 is equipped with the discharging panel seat 23 for installing stripper 24 and is used for and institute on plate 21
The matched correcting cavity plate of correcting punch-pin is stated, billot 3, the convex solid plate are accompanied between the stripper 24 and the recessed solid plate 22
The correcting pin positioning device for use 4 for accurate positionin, the correcting pin positioning device for use 4 are equipped between 12 and the discharging panel seat 23
Including pilot pin location hole 41, pilot pin positioning sleeve 42 and pilot pin 43, the pilot pin location hole 41 is arranged described
On discharging panel seat 23, and the internal face of the pilot pin location hole 41 is embedded with pilot pin positioning sleeve 42；The pilot pin 43
It is divided into the inserting paragraph for being caught in the convex solid plate mounting hole and the guide section for being inserted into pilot pin positioning sleeve, it is described to lead
It is inserted after sequentially passing through 24 corresponding position through-hole of stripper, 3 corresponding position through-hole of billot from top to bottom the guide section end of positive pin 43
In the blind hole for entering 22 corresponding position of recessed solid plate.
The corresponding position through-hole of the pilot pin location hole 41,24 corresponding position through-hole of stripper, item/3 and recessed solid plate
22 blind holes are in same vertical axes.
The inserting paragraph outer diameter is more than the guide section outer diameter, and the inserting paragraph and the guide section
Junction forms step surface.
The correcting for being useful for adjustment 43 height of pilot pin is matched in the guide section upper end and the junction of the inserting paragraph
Washer 44 is sold, and the upper surface of pilot pin washer 44 is against on the step surface of inserting paragraph, the lower face of pilot pin washer 44 is supported
In the upper surface of discharging panel seat 23.
It is punched principle-rotor product：Slot shape of rotor, rotor shaft hatch, rotor blanking
It is first punched correcting hole, by being used to be inserted into pilot pin stripper corresponding position through-hole on stripper during feeding
It is positioned, by slot shape of rotor 5, rotor shaft hatch 6, rotor blanking 7 obtains rotor product, once outside rotor shaft hatch 6 and rotor
The concentricity of shape is more than 0.02mm, it is necessary to the relative position for adjusting rotor shaft hatch, due to slot shape of rotor 5, rotor shaft hatch 6 with
There are relative position relations for pilot pin location hole 41, once the position of slot shape of rotor 5 or rotor shaft hatch 6 changes, pilot pin
The correcting step pitch of location hole 41 will convert, and is unfavorable for the punching of mold, influences product size.
1' is upper die holder in Fig. 1；11' is upper padding plate, and 12' is convex solid plate, and 3' is pilot pin, and 2' is lower die holder；21' dischargings
Panel seat, 22' pilot pin location holes, 23' strippers, the recessed solid plates of 24' and 25' lower bolsters.
Content described in this specification embodiment is only enumerating to the way of realization of inventive concept, protection of the invention
Range is not construed as being only limitted to the concrete form that embodiment is stated, protection scope of the present invention also includes art technology
Personnel according to present inventive concept it is conceivable that equivalent technologies mean.
Claims (4)
1. motor iron core progressive die pilot pin localization method, includes the following steps：
1）The stripper selected is mounted on the pre- discharging panel seat in the recessed solid plate of lower die holder, and by item to be punched
Feed collet ensures the pilot pin location hole on discharging panel seat, stripper corresponding position between stripper and the recessed solid plate
The blind hole of through-hole, billot corresponding position through-hole and recessed solid plate corresponding position is in same vertical axes；
2）The guide section end of pilot pin is sequentially passed through into stripper corresponding position through-hole, billot corresponding position through-hole from top to bottom
It is finally inserted into later in the blind hole of the recessed solid plate corresponding position, in the guide section outer wall of pilot pin and embedded pilot pin location hole
Pilot pin positioning sleeve transition cooperation, without relative displacement between discharging panel seat and pilot pin；
3）According to the pass on selected stripper, the machining coordinate and processing pass of multigroup pass punching are set on lathe
Concentricity, lathe punch is punched billot by the machining coordinate of setting, at this time the upper end inserting paragraph period of pilot pin
Property be inserted into convex solid plate mounting hole；
4）Lathe detects that the pass on stripper and the concentricity between pilot pin exceed setting value, is ensureing not influence correcting
Stripper is finely tuned under the premise of the positioning accuracy of pin to suitable position, carries out next step punching.
2. the correcting pin positioning device for use of motor iron core progressive die pilot pin localization method structure according to claim 1, packet
The upper die holder and lower die holder of pairing are included, the convex solid plate for installing correcting punch-pin is housed on the upper padding plate of the upper die holder, it is described
Recessed solid plate is housed on the lower bolster of lower die holder, the recessed solid plate be equipped with discharging panel seat for installing stripper and for
The matched correcting cavity plate of correcting punch-pin, billot is accompanied between the stripper and the recessed solid plate, it is characterised in that：Institute
It states and is equipped with multiple correcting positioning devices for accurate positionin between convex solid plate and the discharging panel seat, the correcting positioning dress
It sets including pilot pin location hole, pilot pin positioning sleeve and pilot pin, the pilot pin location hole is arranged in the stripper
On seat, and the internal face of the pilot pin location hole is embedded with pilot pin positioning sleeve；The pilot pin is divided into for being caught in
State the inserting paragraph in convex solid plate mounting hole and the guide section for being inserted into pilot pin positioning sleeve, the guide section end of the pilot pin
The recessed solid plate corresponding position is inserted into end after sequentially passing through stripper corresponding position through-hole, billot corresponding position through-hole from top to bottom
Blind hole in.
3. correcting pin positioning device for use as claimed in claim 2, it is characterised in that：The inserting paragraph outer diameter is more than described lead
To section outer diameter, and the inserting paragraph and the junction of the guide section form step surface.
4. correcting pin positioning device for use as claimed in claim 3, it is characterised in that：The guide section upper end and the insertion
The pilot pin washer for being useful for adjustment pilot pin height is matched in the junction of section, and the upper surface of pilot pin washer is against inserting paragraph
Step surface on, the lower face of pilot pin washer is against the upper surface of discharging panel seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610754910.8A CN106345903B (en) | 2016-08-28 | 2016-08-28 | Motor iron core progressive die pilot pin localization method and its correcting pin positioning device for use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610754910.8A CN106345903B (en) | 2016-08-28 | 2016-08-28 | Motor iron core progressive die pilot pin localization method and its correcting pin positioning device for use |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106345903A CN106345903A (en) | 2017-01-25 |
| CN106345903B true CN106345903B (en) | 2018-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610754910.8A Active CN106345903B (en) | 2016-08-28 | 2016-08-28 | Motor iron core progressive die pilot pin localization method and its correcting pin positioning device for use |
Country Status (1)
| Country | Link |
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| CN (1) | CN106345903B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107081369B (en) * | 2017-06-10 | 2019-11-22 | 宁波鸿达电机模具有限公司 | Correcting pin mechanism among multi-station progressive die |
| CN110947841A (en) * | 2019-12-16 | 2020-04-03 | 宁波鸿达电机模具有限公司 | Dual-purpose mechanism for guiding and protecting strip material from error delivery |
| CN112371828A (en) * | 2021-01-18 | 2021-02-19 | 宁海县锐新模具有限公司 | Stamping die of motor stator and rotor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04299540A (en) * | 1991-03-27 | 1992-10-22 | Yamada Seisakusho Co Ltd | Lead frame feeding device |
| CN202762853U (en) * | 2012-07-20 | 2013-03-06 | 宁波鸿达电机模具有限公司 | Spacing type elastic device |
| CN104289625A (en) * | 2014-08-28 | 2015-01-21 | 宁波鸿达电机模具有限公司 | Fault detection mechanism for progressive die of motor core |
| CN104588475A (en) * | 2014-12-23 | 2015-05-06 | 宁波鸿达电机模具有限公司 | Strip centralizing device for motor iron core die |
| JP2015166095A (en) * | 2014-03-03 | 2015-09-24 | 株式会社三井ハイテック | Punching method and apparatus for work piece |
-
2016
- 2016-08-28 CN CN201610754910.8A patent/CN106345903B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04299540A (en) * | 1991-03-27 | 1992-10-22 | Yamada Seisakusho Co Ltd | Lead frame feeding device |
| CN202762853U (en) * | 2012-07-20 | 2013-03-06 | 宁波鸿达电机模具有限公司 | Spacing type elastic device |
| JP2015166095A (en) * | 2014-03-03 | 2015-09-24 | 株式会社三井ハイテック | Punching method and apparatus for work piece |
| CN104289625A (en) * | 2014-08-28 | 2015-01-21 | 宁波鸿达电机模具有限公司 | Fault detection mechanism for progressive die of motor core |
| CN104588475A (en) * | 2014-12-23 | 2015-05-06 | 宁波鸿达电机模具有限公司 | Strip centralizing device for motor iron core die |
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| Publication number | Publication date |
|---|---|
| CN106345903A (en) | 2017-01-25 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: The positioning method and device for the guide pin of the progressive die of the motor iron core Effective date of registration: 20230926 Granted publication date: 20180817 Pledgee: Ningbo Cixi Rural Commercial Bank Co.,Ltd. Pledgor: NINGBO HONGDA MOTOR DIE Co.,Ltd. Registration number: Y2023980058938 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |