CN209318531U - The high speed stamping progressive die of motor stator&rotor blanking piece - Google Patents

Abstract

The high speed stamping progressive die of motor stator&rotor blanking piece, including board, the lower die holder equipped with lower template and the upper die holder equipped with cope plate；First segment is connected equipped with the stagnant button point punching hole of rotor, rotor shaft hatch punching hole, stator cramp slot punching hole, rotor shaft hatch punching hole with the disk piece mouth on lower die holder below；Second segment is equipped with A rotor sheet punching hole, and B rotor sheet punching hole, stator cramp slot punching hole, stator is stagnant to buckle some punching holes；Third section is equipped with rotor de- material punching hole, A stator punching hole and B stator punching hole, and the 4th section is equipped with stator material demoulding hole and leftover pieces collection hole, is equipped with active blade in stator piece mouth channel；Cope plate is equipped with fixed red needle and activity red needle and the floating nail of stagnant button point.The utility model can produce the rotor punching of different model, and the stator stamped out stacks in the form of disk, greatly improve production efficiency, and material strip utilization rate is high, has higher economy.

Description

The high speed stamping progressive die of motor stator&rotor blanking piece

Technical field

The utility model relates to motor production technical field more particularly to a kind of high speeds for processing polymorphic type electric machine rotor Stamping continuous die.

Background technique

Electric machine rotor is stacked by a number of punching and is formed, and punching is formed by plate stamping, is needed on plate Punching press grafting salient point and grafting groove, punching axis hole, excision gap clout, outer circle are cut off, and are made and are passed through between molding punching Grafting salient point and grafting groove carry out grafting stacking, and the process is by having been manually done, heavy workload, low efficiency, and at high cost.Together The presence of Shi Yinwei error leads to the uneven thickness of punching, and there are nuances.

It develops rapidly with science and technology and economically, high-speed stamping die answering on the field of manufacture production electric machine rotor With also tending to be universal.High-speed stamping die has high production efficiency, and stable product quality is greatly reduced compared to artificial production The workload of staff liberates labour, reduces human cost.

The progressive die is one kind of stamping die, and the progressive die has the advantage that

(1) the one secondary progressive die can complete the multiple working procedures such as punching, bending, forming, drawing.The each stroke of press machine can rush A workpiece or process part processing are made, therefore there is labor productivity more higher than compound die.

(2) equipment, number of molds and floor space can be reduced using continuous die stamping, eliminate semi-finished product transhipment and Storage.

(3) progressive die uses coiled strip or strip, the automation all easy to accomplish such as feeding, discharging and lamination.Automation is continuous In the punching course of mould, human body need not enter danger zone, safe operation.

(4) the problem of each process of the progressive die is dispersed in each station, and compound die " minimum wall thickness (MINI W.) " is not present, therefore mold Intensity is higher, lasts a long time.

Since with above advantages, the progressive die is currently the first choice that most of enterprise is used to produce rotor punching.

But the progressive die for being mostly used in production rotor at present is often particular manufacturing craft, i.e., dedicated for producing one kind The stator punching and rotor punching of model are not used to produce the product of other models.If wanting, the product for producing other models is past It is past to need through following two approach.It is a kind of to need to remanufacture the new progressive die, but due to progressive die multistage tools Structure it is considerably complicated, the accuracy of manufacture than general mold require it is much higher, so the cost for manufacturing a set of new die is very high； In the case where not remanufacturing mold, then need a series of members such as to carry out demoulding to existing mold, and replace the red needle in template There are high technical difficulty and required precision in the position of part, and process is complicated, time-consuming and laborious, and being dismounted for multiple times influences mold The accuracy of manufacture.

On the other hand, the stator punching of most progressive die output is all in the form of discrete piece at present, and operator needs Stator punching is stacked by tooling or by hand, this undoubtedly extends the production cycle of stator, and it is time-consuming and laborious, cause to give birth to It is lower to produce efficiency.

Utility model content

The purpose of this utility model is that this is practical new providing a kind of high speed stamping progressive die of motor stator&rotor blanking piece Type not only has high degree of automation, and production security is high, and high production efficiency, service life is long, the small feature of occupied area, and It and can be in the case where being not required to demoulding, so that it may produce different types of rotor punching, successfully solve in the prior art Existing difficult point has higher economy, the manufacturing cost of enterprise, and the strip utilization rate of the utility model is greatly reduced Height, leftover pieces are few；On the other hand, the stator punching of the utility model production is produced in the form of stacking neat stator core crude green body Out, the time for saving a large amount of processing stators, the production cycle of stator is substantially reduced, production efficiency is improved, to sum up this is practical new Type has high practicability and economic benefit.

The technical solution of the utility model includes: the high speed stamping progressive die of motor stator&rotor blanking piece, including board, it is equipped with lower die The lower die holder of plate and upper die holder equipped with cope plate, upper die holder are connect with the press machine on board, and the lower template is divided into section Machining area；It is sequentially equipped with the stagnant button point punching hole of rotor and rotor shaft hatch punching hole on first segment, is equipped with stator between the two and buckles Film trap punching hole, the rotor shaft hatch punching hole are connected with the disk piece mouth on lower die holder below；Second segment is sequentially set The big A rotor sheet punching hole and B rotor sheet punching hole such as have, is equipped with stator cramp slot punching hole, B rotor sheet punching press between the two Hole periphery is equipped with that stator is stagnant buckles some punching holes；Third section is sequentially equipped with rotor de- material punching hole, waits big A stator punching hole and B Stator punching hole, the rotor de- material punching hole are connected with the rotor piece mouth on lower die holder below；4th section sequentially sets There are stator material demoulding hole and leftover pieces to collect hole, the stator material demoulding hole is connected with the stator piece mouth on lower die holder below, The active blade being electrically connected with pressure sensitive device is equipped in the channel of the two connection；The leftover pieces collect the outlet pair in hole The leftover pieces of board end are answered to collect basket；The cope plate is equipped with the red needle of punching press hole location in corresponding lower template, including is used for The fixation red needle of punching press cramp slot and de- material and the activity red needle adjusted by screw rod, activity red needle are used for punching press electric machine rotor The inside groove of punching；Be additionally provided with the floating nail of stagnant button point of the stagnant button point of punching press rotor on the cope plate, the floating nail end of stagnant button point with firmly Matter spring offsets.

Compared with prior art, the utility model achieves following beneficial technical effect:

(1) mold can be used for producing two kinds of different model electric machine rotors: the stamping die of the utility model can The model that the electric machine rotor of production is determined with the height by screw rod adjusting activity red needle, efficiently solves in the prior art It needs to remanufacture drawback present in mold or demoulding both methods, there is high economic value, enterprise is greatly reduced The manufacturing cost of industry, while avoiding influence of the demoulding to mould and die accuracy；

(2) material strip utilization rate is high: the material strip utilization rate of the utility model is high, rotor sheet outer diameter and stator piece internal diameter pair It answers, makes full use of the tablet region that can be processed on material strip；The disk of stamping rotor axis hole can produce smaller number simultaneously Rotor punching；

(3) it stator punching output in the form of stacking neat stator core crude green body: is limited and is made by the correction of stagnant button point With the stator punching stamped out can be overlayed fitly on active blade, and stamping die can be repeatedly to the stator punching stacked Apply pressure, compress stator punching, when stator punching stack to it is a certain amount of when, active blade is removed out, staff i.e. can be taken off Stator core blank saves the time of a large amount of processing stators significantly, substantially reduces the production cycle of stator, improves production effect Rate.

As optimization, with the punching press hole location of two groups of same types in the lower template.The structure effectively increases practical Novel total output improves productivity effect.The particular number of one group of punching press hole location needs binder bandwidth and rotor punching Size calculated, under the premise of guaranteeing the accuracy of manufacture, improve the utilization rate of material strip.

As optimization, the punching press hole location of two groups of same types is in and is dislocatedly distributed in the lower template.It is mating due to the progressive die Equipment is often dedicated, and such as the width of material strip, which can be in the case where needing to increase material strip width, production The bigger rotor punching of two diameters.

The stagnant button point punching of the second group rotor is equipped with as optimization, between the B rotor sheet punching hole and rotor de- material punching hole Press hole；It is equipped with that second group of stator is stagnant buckles some punching holes between the B stator punching hole and stator material demoulding hole.Since stagnant button point is logical It crosses the stagnant floating nail of point of buckleing to offset with hard spring to be stamped and formed out, the effect of stagnant button point is very crucial, makees by the positioning of stagnant button point With, rotor could in the form of neat stack output；Two groups of hole locations for the stagnant button point of punching press are set, each stagnant button point is made Punching press twice will be passed through, to ensure to go out the stagnant button point groove with enough depth in punching sheet surface.In most cases, turn The sub- punching often output in the form of discrete piece.

As optimization, the lower template is equipped with guide pad, and the cross sectional shape of guide pad is in " inverted L shape "；The guide pad Including a pair of long guide pad and several small-sized guide pads, the long guide pad is set to the feeding side of lower template, and from lower template It stretches out.The shape of " inverted L shape " makes the channel that material strip is formed between guide pad and lower die plate surface, improves guide pad and is formed to material strip Skew or horizontal displacement occur for position-limiting action, anti-stopping materials strip, guarantee the accuracy of manufacture；The structure of long guide pad is then under material strip entrance Before template machining area, limit correction is carried out in advance to material strip.

As optimization, the lower template is equipped with two rows of a number of guide wheels, and two rows of guide wheels are in be dislocatedly distributed.Guide wheel tool There is position-limiting action while the fluency of material strip feeding can also be increased, reduces influence of the frictional force to charging rate, guarantee material strip At the uniform velocity advance；On the one hand the distribution mode of dislocation makes being dislocatedly distributed for corresponding punching press hole location, the guide wheel being on the other hand dislocatedly distributed With better position-limiting action.

As optimization, correcting hole is equipped with by each guide wheel, two rows of correcting holes are also in be dislocatedly distributed.The distribution side of correcting hole Formula corresponds to the distribution mode of guide wheel.It advanced optimizes, often ranked first a correcting hole and correspond to the correcting red needle that cope plate is equipped with, Remaining correcting hole corresponds to the correcting nail that cope plate is equipped with.It first passes through correcting red needle and stamps out two location holes on material strip, with The progress of charging, each correcting nail push Shi Douhui and are inserted in positioning hole, be accurately positioned to guide belt, effectively prevent material strip Power is subjected to displacement material strip when punching press, guarantees the hole on part and the relative positional accuracy of shape.

The floating nail of several rectangular guides is equipped with as optimization, between two rows of guide wheels in the lower template, guide is floating Nail end offsets with soft spring.When can effectively reduce feeding by the floating nail of guide, contact area between material strip and mold, Reduce frictional force, keeps feeding more smooth, guarantee accurate feeding speed.

It is equipped with several floating nails of circular auxiliary as optimization, between two rows of guide wheels in the lower template, assists floating nail end End offsets with soft spring.In punching press, assists floating nail to form supporting role to the surface of material strip, improve punching precision.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the high speed stamping progressive die of the motor stator&rotor blanking piece of the utility model；

Fig. 2 is the structural schematic diagram of the lower template of the utility model；

Fig. 3 is the structural schematic diagram of the cope plate of the utility model；

Fig. 4 is the punching hole bit distribution figure of the lower template of the utility model；

Fig. 5 is the in running order hole location schematic diagram of the lower template of the utility model under mode A；

Fig. 6 is the in running order hole location schematic diagram of the lower template of the utility model under B-mode；

Fig. 7 is the structural schematic diagram of A rotor punching and A stator punching；

Fig. 8 is the structural schematic diagram of B rotor punching and B stator punching.

The label in accompanying drawing is: 1- board；2- lower die holder；201- disk piece mouth；202- rotor piece mouth；203- is fixed Sub- piece mouth；204- flapper；3- upper die holder；4- lower template；The stagnant button point punching hole of 401- rotor；The punching of 402- rotor shaft hatch Press hole；403- stator cramp slot punching hole；404-A rotor sheet punching hole；405-B rotor sheet punching hole；406- stator is stagnant to be buckled a little Punching hole；407- rotor de- material punching hole；408-A stator punching hole；409-B stator punching hole；410- stator material demoulding hole； 411- leftover pieces collect hole；412- guide pad；4121- long guide pad；The small-sized guide pad of 4122-；413- guide wheel；414- correcting Hole；The floating nail of 415- guide；The floating nail of 416- auxiliary；5- cope plate；501- fixes red needle；502- activity red needle；503- adjusting screw rod； The floating nail of the stagnant button point of 504-；505- correcting red needle；506- correcting nail；6- leftover pieces collect basket；7- feed device；8- console；9- Material strip.

Specific embodiment

(embodiment) is further described the utility model with reference to the accompanying drawings and detailed description, but does not make For the foundation limited the utility model.

As shown in figs. 1 to 6, the high speed stamping progressive die of motor stator&rotor blanking piece, including board 1, equipped with lower template 4 Lower die holder 2 and upper die holder 3 equipped with cope plate 5, upper die holder 3 are connect with the press machine (press machine) on board 1；Under described Template 4 is divided into 4 sections of machining areas；The stagnant button point punching hole 401 of rotor and rotor shaft hatch punching hole 402 are sequentially equipped on first segment, It is equipped with stator cramp slot punching hole 403, the rotor shaft hatch punching hole 402 and the disk on lower die holder 2 below between the two Piece mouth 201 is connected；Second segment such as is sequentially equipped at big A rotor sheet punching hole 404 and B rotor sheet punching hole 405, the two Between be equipped with stator cramp slot punching hole 403, the periphery of B rotor sheet punching hole 405 is equipped with that stator is stagnant to buckle some punching holes 406；Third Duan Yixu is equipped with rotor de- material punching hole 407, waits big A stator punching hole 408 and B stator punching hole 409, and the rotor is de- Material punching hole 407 is connected with the rotor piece mouth 202 on lower die holder 2 below；4th section is sequentially equipped with stator material demoulding hole 410 Hole 411 is collected with leftover pieces, the stator material demoulding hole 410 is connected with the stator piece mouth 203 on lower die holder 2 below, fixed The active blade 204 being electrically connected with pressure sensitive device is equipped in sub- 203 channel of piece mouth；The leftover pieces collect hole 411 The leftover pieces of corresponding 1 end of board in outlet collect basket 6；The cope plate 5 is equipped with rushing for punching press hole location in corresponding lower template 4 Needle, the cope plate 5 are equipped with the red needle of punching press hole location in corresponding lower template 4, including consolidating for punching press cramp slot and de- material The activity red needle 502 determining red needle 501 and being adjusted by screw rod 503, the activity red needle 502 are used for punching press motor stator&rotor blanking piece Inside groove (i.e. the stator slot of the rotor slot of rotor punching and stator punching)；It is additionally provided on the cope plate 5 and the stagnant button point of rotor Punching hole 401 and stagnant corresponding stagnant a little floating nail 504, the stagnant button point buckled of some punching holes 406 of buckleing of stator float 504 ends of nail and hard bullet Spring offsets.

1 side of board is equipped with feed device 7, and feed device 7 is equipped with the material strip 9 for being laid in 4 upper surface of lower template, 1 side of board is additionally provided with console 8, console 8 and feed device 7 and press machine (press machine) is electrically connected.

As a specific embodiment: with the punching press hole location of two groups of same types in the lower template 4.That is the utility model Stamping die can produce the rotor punching of two panels same type and the stator punching of two panels same type simultaneously.The structure effectively mentions The high total output of the utility model, improves productivity effect.The particular number of one group of punching press hole location need 9 width of binder band and The size of rotor punching is calculated, and guarantee the accuracy of manufacture under the premise of, improves the utilization rate of material strip 9.If large-scale Rotor punching then be generally one group, the group number of punching press hole location is more, and the accuracy of manufacture is also lower.

The punching press hole location of two groups of same types is in and is dislocatedly distributed in the lower template 4.Due to the progressive die corollary equipment often Be it is dedicated, such as the width of material strip 9, the distribution mode can in the case where not needing to increase by 9 width of material strip, produce two it is straight The bigger rotor punching of diameter.

As a specific embodiment: being equipped with the between the B rotor sheet punching hole 405 and rotor de- material punching hole 407 The stagnant button point punching hole 401 of two group rotors；Second group of stator is equipped between the B stator punching hole 409 and stator material demoulding hole 410 Stagnant button point punching hole 406.Since stagnant button point is the stagnant button point by being stamped and formed out with the stagnant floating nail 504 of point of buckleing that hard spring offsets Effect it is very crucial, by the positioning action of stagnant button point, rotor could in the form of neat stack output；It is arranged two groups For the hole location of the stagnant button point of punching press, make each stagnant button point that can there is foot to ensure to go out in punching sheet surface by punching press twice The stagnant button point groove of enough depth.In most cases, the rotor punching often output in the form of discrete piece.

As a specific embodiment: the lower template is equipped with guide pad 412, and the cross sectional shape of guide pad 412 is in " inverted L shape "；The guide pad 412 includes a pair of long guide pad 4121 and several small-sized guide pads 4122, the long guide pad 4121 are set to the feeding side of lower template 4, and stretch out from lower template 4.The shape of " inverted L shape " makes guide pad 412 and 4 table of lower template The channel that material strip 9 is formed between face improves guide pad 412 and forms position-limiting action to material strip 9, and skew or water occur for anti-stopping materials strip 9 Prosposition moves, and guarantees the accuracy of manufacture；The structure of long guide pad 4121 then material strip 9 enter 4 machining area of lower template before, to material strip 9 Limit correction is carried out in advance.

The lower template 4 is equipped with two rows of a number of guide wheels 413, and two rows of guide wheels 413 are in be dislocatedly distributed.Guide wheel 413 The fluency that 9 feeding of material strip can also be increased simultaneously with position-limiting action reduces influence of the frictional force to charging rate, guarantees material Band 9 at the uniform velocity advances；On the one hand the distribution mode of dislocation makes being dislocatedly distributed for corresponding punching press hole location, what is be on the other hand dislocatedly distributed leads Wheel 413 has better position-limiting action.

Correcting hole 414 is equipped with by each guide wheel 413, two rows of correcting holes 414 are also in be dislocatedly distributed.Point of correcting hole 414 Mode for cloth corresponds to the distribution mode of guide wheel 413.It often ranked first the correcting red needle that the corresponding cope plate 5 of a correcting hole 414 is equipped with 505, the correcting nail 506 that the corresponding cope plate 5 of remaining correcting hole 414 is equipped with.First pass through the punching press on material strip 9 of correcting red needle 505 Two location holes out, with the progress of charging, each correcting nail 506 can all be inserted into positioning hole when pushing, and carry out to guide belt 9 It is accurately positioned, power when 9 punching press of material strip is effectively prevent to be subjected to displacement material strip 9, guarantee the hole on part and the relative position of shape Precision.

The floating nail 415 of several rectangular guides, the floating nail of guide are equipped between two rows of guide wheels 413 in the lower template 4 415 ends offset with soft spring.Contact when can effectively reduce feeding by the floating nail 415 of guide between material strip 9 and mold Area reduces frictional force, keeps feeding more smooth, guarantee accurate feeding speed.

It is equipped with several floating nails 416 of circular auxiliary between two rows of guide wheels 413 in the lower template 4, assists floating nail 416 End offsets with soft spring.In punching press, assists the surface of floating 416 pairs of material strips 9 of nail to form supporting role, improve punching press essence Degree.

Before manufacture, the type for the rotor punching to be produced, i.e. A electric machine rotor or B electric machine rotor need to be determined.Tool Body is: adjusting the height of rotor red needle by screw rod 503, such as to produce A electric machine rotor, A rotor red needle and A stator are rushed Needle exposes, and B rotor red needle and B stator red needle are hidden；It is corresponding, B electric machine rotor is such as produced, B rotor red needle and B are determined Sub- red needle is exposed, and A rotor red needle and A stator red needle are hidden.Below for convenience of explanation, we the former be referred to as mode A, the latter For B-mode.(from the working principle of mold, the utility model can produce A rotor punching and B stator punching simultaneously or B turns Sub- punching and A stator punching, but practical condition is combined, the rotor of different motors can not match, so often not It will appear such situation)

Illustrate the course of work of the utility model below with reference to Fig. 1~8: the motor stator&rotor blanking piece of the utility model The high speed stamping progressive die, which completes a set product, need to carry out 11 punching presses (having 11 stations), and the feeding speed of each material strip 9 is equal For 1 step pitch.

Particular number is not indicated in being described below, and is regarded as 2.

1st time: stamping out the right cramp slot of rotor stagnant button point and a stator；

2nd time: stamping out the left cramp slot in rotor shaft hole and a stator, the right cramp slot and the left of stator of stator are buckled Film trap is stamped out by the same stator cramp slot punching hole 403, and the disk that punching press shaft hole is formed passes through disk piece mouth 201 discharges, disk can be used to produce the punching of other ting models；

3rd time: stamping out positioned at a upper cramp slot, if under mode A, this time punching press can also stamp out turning for A rotor Pilot trench；

The 4th: stamp out a lower cramp slot and stator is stagnant buckles a little；If under B-mode, this time punching press can also stamp out B The rotor slot of rotor.

The 5th: stamp out the stagnant button point of rotor；

6th time: stamping out A rotor punching or B rotor punching, and rotor slice is entered by rotor de- material punching hole 407 Mouth 202, the output in the form of discrete piece；

7th time: under mode A, this stamps out the stator slot of A stator；

8th time: stamping out upper cramp slot and a lower cramp slot and 2 stators are stagnant buckles a little；(on 1 rotor punching Have a stagnant button point of 4 rotors, a stator punching is equipped with that 8 stators are stagnant to be buckled a little) if under B-mode, it is fixed this time also to stamp out B The stator slot of son；

9th time: stamping out that 9 stators are stagnant to be buckled a little；

10th time: stamping out an A stator punching or B stator punching and 5 stators are stagnant buckles a little；

11st time: stamping out an A stator punching or B stator punching.

Remaining leftover pieces then enter leftover pieces and collect hole 411.

The stator punching stator of output is laminated on active blade 204, and often stamping out new stator punching will be original Punching on apply a stamping pressure, by stator it is stagnant buckle a little to stator punching position, stator punching is compressed by pressure； It is producing at the beginning, is passing through the load-bearing pressure that active blade 204 is arranged in console 8, (load-bearing pressure=+ one fixed number of stamping pressure The gravity of the stator punching of amount)；When pressure reaches setting value, active blade 204 is voluntarily removed, and stacks neat stator punching Group enters stator piece mouth 203, and staff can take out from stator piece mouth 203 by neat stator punching group is stacked.

The above-mentioned generality to utility model involved in the application is described and is not answered the description of its specific embodiment It is not understood as the limitation constituted to the utility model technical solution.Those skilled in the art, can according to disclosure herein With under the premise of without prejudice to related utility model constituent element, to above-mentioned general description or/and specific embodiment Public technology feature in (including embodiment) is increased, reduced or is combined, and formation belongs within the application protection scope Other technical solutions.

Claims (10)

1. the high speed stamping progressive die of motor stator&rotor blanking piece, including board (1), be equipped with lower template (4) lower die holder (2) and Upper die holder (3) equipped with cope plate (5), upper die holder (3) are connect with the press machine on board (1), it is characterised in that:

The lower template (4) is divided into 4 sections of machining areas；

The stagnant button point punching hole (401) of rotor and rotor shaft hatch punching hole (402) are sequentially equipped on first segment, it is fixed to be equipped between the two Sub-buckle film trap punching hole (403), the rotor shaft hatch punching hole (402) and the disk piece mouth on lower die holder (2) below (201) it is connected；

Second segment such as is sequentially equipped at the big A rotor sheet punching hole (404) and B rotor sheet punching hole (405), and it is fixed to be equipped between the two Sub-buckle film trap punching hole (403), B rotor sheet punching hole (405) periphery are equipped with that stator is stagnant buckles some punching holes (406)；

Third section is sequentially equipped with rotor de- material punching hole (407), waits big A stator punching hole (408) and B stator punching hole (409), the rotor de- material punching hole (407) is connected with the rotor piece mouth (202) on lower die holder below (2)；

4th section sequentially be equipped with stator material demoulding hole (410) and leftover pieces collection hole (411), the stator material demoulding hole (410) and its Stator piece mouth (203) on lower section lower die holder (2) is connected, and is equipped in the channel of the two connection electrical with pressure sensitive device The active blade (204) of connection；The leftover pieces that the outlet that the leftover pieces collect hole (411) corresponds to board (1) end collect basket (6)；

The cope plate (5) is equipped with the red needle of punching press hole location on corresponding lower template (4), including is used for punching press cramp slot and de- material Fixation red needle (501) and by screw rod (503) adjust activity red needle (502), activity red needle (502) for punching press motor determine The inside groove of rotor punching；The floating nail (504) of stagnant button point of the stagnant button point of punching press rotor, stagnant button point are additionally provided on the cope plate (5) Floating nail (504) end offsets with hard spring.

2. the high speed stamping progressive die of motor stator&rotor blanking piece according to claim 1, it is characterised in that: the lower template (4) with the punching press hole location of two groups of same types on.

3. the high speed stamping progressive die of motor stator&rotor blanking piece according to claim 2, it is characterised in that: the lower template (4) the punching press hole location of two groups of same types is in and is dislocatedly distributed on.

4. the high speed stamping progressive die of motor stator&rotor blanking piece according to claim 3, it is characterised in that: the B rotor The stagnant button point punching hole (401) of the second group rotor is equipped between piece punching hole (405) and rotor de- material punching hole (407)；The B is fixed It is equipped with that second group of stator is stagnant buckles some punching holes (406) between sub- punching hole (409) and stator material demoulding hole (410).

5. the high speed stamping progressive die of motor stator&rotor blanking piece according to claim 1, it is characterised in that: the lower template It is equipped with guide pad (412), the cross sectional shape of guide pad (412) is in " inverted L shape "；The guide pad (412) includes that a pair of of length is led Expect block (4121) and several small-sized guide pads (4122), the long guide pad (4121) set on lower template (4) feeding side, and from Lower template is stretched out on (4).

6. the high speed stamping progressive die of motor stator&rotor blanking piece according to claim 5, it is characterised in that: the lower template (4) two rows of a number of guide wheels (413) are equipped with, two rows of guide wheels (413) are in be dislocatedly distributed.

7. the high speed stamping progressive die of motor stator&rotor blanking piece according to claim 6, it is characterised in that: each guide wheel (413) other to be equipped with correcting hole (414), two rows of correcting holes (414) are also in be dislocatedly distributed.

8. the high speed stamping progressive die of motor stator&rotor blanking piece according to claim 7, it is characterised in that: often ranked first a The correcting red needle (505) that correcting hole (414) corresponding cope plate (5) is equipped with, remaining correcting hole (414) correspond on cope plate (5) The correcting nail (506) being equipped with.

9. the high speed stamping progressive die of motor stator&rotor blanking piece according to claim 8, it is characterised in that: the lower template (4) be equipped with the floating nail (415) of several rectangular guides between two rows of guide wheels (413) on, floating nail (415) end of guide with it is soft Matter spring offsets.

10. the high speed stamping progressive die of motor stator&rotor blanking piece according to claim 9, it is characterised in that: the lower die Several floating nails (416) of circular auxiliary are equipped between two rows of guide wheels (413) on plate (4), assist floating nail (416) end with it is soft Spring offsets.