CN205008489U - A progressive stamping die for processing grade eight stator core - Google Patents

A progressive stamping die for processing grade eight stator core Download PDF

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Publication number
CN205008489U
CN205008489U CN201520766408.XU CN201520766408U CN205008489U CN 205008489 U CN205008489 U CN 205008489U CN 201520766408 U CN201520766408 U CN 201520766408U CN 205008489 U CN205008489 U CN 205008489U
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CN
China
Prior art keywords
punch
stator core
die
row
hole
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CN201520766408.XU
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Chinese (zh)
Inventor
余银芬
邵星然
邵文武
邵荣炫
陈小峰
陈权
李英
张俊成
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Sichuan Tengbang Technology Co., Ltd.
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Sichuan Tengbang Motorcycle Fitting Co Ltd
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Priority to CN201520766408.XU priority Critical patent/CN205008489U/en
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Publication of CN205008489U publication Critical patent/CN205008489U/en
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Abstract

The utility model discloses a progressive stamping die for processing grade eight stator core, comprises an upper die and a lower die, upward the punch plate of mould is equipped with two rows of stator core terrace dies groups and two rows of ossiculums frame iron core terrace dies groups along feed direction, and crisscross the setting is organized to two rows of stator core terrace dies, and first row of ossiculum frame iron core terrace die group and first row of stator core terrace die histotope are on same axis, and ossiculum frame iron core terrace die group and second row stator core terrace die histotope in same axis are arranged to the second, two rows of ossiculum frame iron core terrace die groups all are located the front end of two rows of stator core centre bore terrace dies, be equipped with on the matrix plate of lower mould and organize and organize with two rows of two rows of corresponding stator core die insert of stator core terrace dies group with two rows of two rows of corresponding stator core die insert of stator core terrace die group. The utility model discloses production efficiency is high, practiced thrift a large amount of manpower and materials, has reduced manufacturing cost.

Description

For processing the incremental pressing die of eight grades of stator cores
Technical field
The utility model relates to incremental pressing die field, particularly relates to a kind of incremental pressing die for processing eight grades of stator cores.
Background technology
Along with industrial expansion, adopt motor to replace the field of manual movement to get more and more, correspondingly, the demand of motor is also increasing.Motor is made up of rotor and stator, the mould that the stator piece of motor stator adopts in the industrial production is usually single operation stamping die, first blanking, then adopt multiple punch press, many molds complete and rush iron core riveting point, punching three iron core macropores, rush iron core mesopore, rush iron core aperture, rush centre bore and rush each operations such as winding slot, finally carry out composition stator core again, the subsequent handlings such as coiling, therefore, this mould can not adopt band material continuous seepage, production efficiency is low, and at substantial manpower and materials, add cost of manufacture; Owing to adopting the punching press of many molds again, the tolerance of each operation is wayward, causes the second-rate of rotor, and then produces bad motor; On the other hand, existing motor stator core has and is made up of the simple overlap of some stator laminations, easily loose, and magnetic conductivity reduces, and makes the unstable properties of motor.
Summary of the invention
The purpose of this utility model is for the deficiencies in the prior art, provides a kind of incremental pressing die for processing eight grades of stator cores, and its production efficiency is high, save a large amount of manpower and materials, low cost of manufacture, and improves product quality.
The purpose of this utility model is achieved in that
A kind of incremental pressing die for processing eight grades of stator cores, comprise upper die and lower die, it is charging space between upper die and lower die, the both sides of described patrix are respectively equipped with three leads, counterdie is provided with ball bearing guide bushing corresponding with lead respectively, patrix is slidably matched by the ball bearing guide bushing of lead and counterdie, it is characterized in that: patrix comprises the upper bolster set gradually from top to bottom, convex mould pad, punch retainer, stripper pad and stripper plate, the punch retainer of described patrix is provided with two row's stator core punch set and the little skeleton iron core punch set of two rows along feedstock direction, described first row little skeleton iron core punch set and first row stator core punch set are positioned on same axis, described second row little skeleton iron core punch set and second row stator core punch set are positioned at same axis, described first row stator core punch set and second row stator core punch set are crisscross arranged, first row stator core punch set is positioned at the first half of punch retainer, second row stator core punch set is positioned at the latter half of of punch retainer, first row stator core punch set and second row stator core punch set comprise multiple stator core installing hole punch respectively, stator core ground connection through wires hole punch, multiple stator core riveted through hole punch, multiple stator core riveted blind hole punch, multiple stator core riveted press-in punch, stator core internal point punch and winding slot punch, described multiple stator core installing hole punch, stator core ground connection through wires hole punch and multiple stator core riveted through hole punch are reported to the leadship after accomplishing a task and are arranged rounded distribution, form punch set, for processing the installing hole of stator core, ground connection through wires hole, riveted joint through hole, described stator core riveted blind hole punch is for punching riveted boss on chip, described stator core riveted press-in punch is used in riveted boss press-in rivet hole, described stator core internal point punch is for stamping out the centre bore of motor stator core, described winding slot punch comprises eight winding slots and rushes pole and arrange rounded respectively, for stamping out eight winding slots of rotor, the little skeleton iron core punch set of described two row is all positioned at two front ends being ranked sub-core center hole punch, described first row little skeleton iron core punch set and second row little skeleton iron core punch set include little skeleton iron core rectangular opening punch, little skeleton iron core riveted through hole punch, little skeleton iron core blind hole punch, little skeleton iron core blanking punch and riveted press-in punch, for the little skeleton iron core of presser's font, described stripper pad and stripper plate are equipped with the through hole of stepping down for arranging little skeleton iron core punch set to two row's stator core punch set and two,
Described counterdie comprises die block and die shoe, described die block is provided with the first row stator core die mold insert group corresponding with first row stator core punch set, the second row stator core die mold insert group corresponding with second row stator core punch set, the first row little skeleton iron core die mold insert group corresponding with first row little skeleton iron core punch set, the second row little skeleton iron core die mold insert group corresponding with second row little skeleton iron core punch set, described first, second row stator core die mold insert group includes stator core installing hole die mold insert, stator core ground connection through wires hole die mold insert, stator core riveted through hole die mold insert, stator core riveted blind hole die mold insert, stator core riveted blind hole and internal point die set mold insert and stator core blanking die mold insert, described first, second is arranged little skeleton iron core die mold insert group and is included rectangular opening die and riveted through hole die set mold insert, riveted through hole die mold insert, little skeleton iron core riveted blind hole die mold insert and little skeleton iron core blanking die mold insert, described die shoe is provided with the stator lamination guiding module be connected with stator core blanking die mold insert and the little skeleton core lamination stack die be connected with little skeleton iron core blanking die mold insert, be provided with stator core hole in described stator core lamination die, in little skeleton core lamination stack die, be provided with little skeleton iron core hole.
The upper bolster of described patrix is provided with three chutes, wherein two chutes extend to first respectively, above the punch set of the rounded distribution of second row stator core die mold insert group, another chute extends to first, above the rectangular opening punch of second row little skeleton iron core punch set and riveted through hole punch, slide block is equipped with in each chute, each slide block is all connected with promotion cylinder, described promotion cylinder is fixed on upper bolster, each punch of described punch set, rectangular opening punch and be equipped with power transmission pin between riveted through hole punch and slide block, the upper end of described power transmission pin is connected with rocker piece, the opposite face of described rocker piece and slide block is equipped with dovetail groove, rocker piece coordinates with skid, during described slide block transverse shifting, rocker piece moves up and down, for controlling each punch punching or not punching.
The punch retainer of described patrix comprises the first punch retainer, second punch retainer, 3rd punch retainer and the 4th punch retainer, first, second, 3rd, 4th punch retainer sets gradually along feedstock direction, the stator core installing hole punch of first row stator core punch set, stator core ground connection through wires hole punch, stator core riveted through hole punch, stator core riveted blind hole punch, stator core internal point punch and the little skeleton iron core punch set of two rows are all positioned on the first punch retainer, the stator core riveted press-in punch of first row stator core punch set and winding slot punch are positioned on the second punch retainer, the stator core installing hole punch of described second row stator core punch set, stator core ground connection through wires hole punch, stator core riveted through hole punch, stator core riveted blind hole punch and stator core internal point are positioned on the 3rd punch retainer, and the stator core riveted press-in punch of second row stator core punch set and winding slot punch are positioned on the 4th punch retainer.
Described patrix is provided with successively through two bullport punch and two row's fixed guide pins of punch retainer, stripper pad and stripper plate, described bullport punch and fixed guide pin are positioned at same axis, described die block is provided with the bullport die mold insert corresponding with bullport punch, the bullport corresponding with fixed guide pin.
The convex mould pad of described patrix is provided with and detects guide finger, described detecting on guide finger is connected with sensor, described detect guide finger on detection zone material whether punching bullport and bullport whether misplace, described sensor is used for detecting bullport information that guide finger detects and pass to the control system of stamping die.
Described upper bolster is provided with the patrix slitter edge cutting knife to downward-extension, and described die shoe is provided with the counterdie slitter edge cutting knife corresponding with patrix slitter edge cutting knife.
Described die block is provided with two pieces of guide plates, some retainer blocks for jack-up band material and two row's guiding retainer pins, described two pieces of guide plates lay respectively at the two ends, left and right of die block for leading to band material, described two row's guiding retainer pins are used for material correcting, and patrix fixed guide pin can accurately be located.
Described die block is become by two pieces of template splicings, and wherein the Mosaic face of one piece of template is provided with projection, and the Mosaic face of another block template is provided with the groove corresponding with projection.
Described die shoe is provided with the many blind holes through die block de-material thimble.
Described die shoe lower end is provided with counterdie backing plate, and described counterdie backing plate is provided with the blow tank be connected with the little skeleton iron core hole of little skeleton core lamination stack die with the stator core hole of stator core lamination die.
The beneficial effects of the utility model: the utility model is provided with two row's stator core punch set and the little skeleton iron core punch set of two rows by the punch retainer of patrix along feedstock direction, described first row little skeleton iron core punch set and first row stator core punch set are positioned on same axis, described second row little skeleton iron core punch set and second row stator core punch set are positioned at same axis, first row stator core punch set and second row stator core punch set are crisscross arranged, first, second row stator core punch set comprises stator core installing hole punch respectively, stator core ground connection through wires hole punch, stator core rivet hole through hole punch, stator core riveted blind hole punch, stator core riveted press-in punch, stator core internal point punch and winding slot punch, described stator core rivet hole through hole punch is for stamping out the rivet hole of first stator core, described stator core riveted blind hole punch punching riveted boss on the stator lamination after first stator core, described stator core riveted press-in punch is used in riveted boss press-in rivet hole, described stator core internal point punch is for stamping out the centre bore of motor stator core, eight winding slots in described winding slot punch rush pole and arrange rounded respectively, for stamping out eight winding slots of rotor, and this winding slot punch is also blanking punch, stator lamination after shaping is separated with band material, shifted to install by two row's stator core punch set, take full advantage of the gap between eight grades of each winding slots of stator core, band material processes two row's stator cores.
The little skeleton iron core punch set of described two row is all positioned at two front ends being ranked sub-core center hole punch, first, second row little skeleton iron core punch set includes the little skeleton iron core rectangular opening punch set gradually along feedstock direction, little skeleton iron core through hole punch, little skeleton iron core blind hole punch, little skeleton iron core blanking punch and riveted press-in punch, described little skeleton iron core through hole punch is for stamping out the rivet hole of the little skeleton iron core of first, described little skeleton iron core blind hole punch punching riveted boss on the little skeleton lamination after first little skeleton iron core, described riveted press-in punch is used in riveted boss press-in rivet hole, described little skeleton iron core blanking punch is used for the little skeleton iron core stamping out " work " character form structure.The waste material that the little skeleton iron core punch set of described two row makes full use of stator core centre bore processes little skeleton iron core, improves the utilization rate of band material, decreases the generation of waste material, saved cost.
Described die shoe is provided with the stator lasmination die be connected with stator core blanking die mold insert and the little skeleton lamination die be connected with little skeleton iron core blanking die mold insert, be provided with stator core hole in described stator core lamination die, in little skeleton core lamination stack die, be provided with little skeleton iron core hole.Shaping iron plate enters stator core lamination die by stator core blanking die mold insert, lamination is carried out in stator core lamination die, make the riveted boss of rear a slice stator lamination embed in the riveted pit of last stator lamination by stator core riveted press-in punch, form riveted and fix.Make some stator piece compact siro spinning technology of motor stator, prevent each stator piece of stator from relatively rotating and departing from, magnetic conductivity improves, and make the rotating speed of motor more stable, quality is higher.Enter little skeleton core lamination stack die by little skeleton iron core blanking die mold insert, after being made by little skeleton riveted press-in punch, the riveted boss of a little skeleton lamination enters in the riveted pit of last little skeleton lamination, forms riveted and fixes, form little skeleton iron core.
The upper bolster of described patrix is provided with three chutes, wherein two chutes extend to first respectively, above the punch set of the rounded distribution of second row stator core die mold insert group, another chute extends to first, above the rectangular opening punch of second row little skeleton iron core punch set and riveted through hole punch, slide block is equipped with in each chute, each slide block is all connected with promotion cylinder, each punch of described punch set, rectangular opening punch and be equipped with power transmission pin between riveted through hole punch and slide block, the upper end of power transmission pin is fixedly connected with rocker piece, the opposite face of described rocker piece and slide block is equipped with dovetail groove, rocker piece coordinates with skid.When promoting cylinder and promoting the slide block transverse shifting in each chute, rocker piece is moved up and down, is moved up and down by rocker piece, each punch is moved up and down, thus control each punch punching or not punching.
Described punch retainer comprises the first punch retainer, and the second punch retainer, the 3rd punch retainer and the 4th punch retainer, be convenient to maintain and replace punch retainer, reduce maintenance cost.
Described patrix is provided with successively through two bullport punch and two row's fixed guide pins of punch retainer, stripper pad and stripper plate, described bullport punch and fixed guide pin are positioned at same axis, described die block is provided with the bullport die corresponding with bullport punch, the bullport corresponding with fixed guide pin.Bullport punch and two row's fixed guide pins lead to band material, prevent hopper to offset, ensure that the quality of Product processing.
The convex mould pad of described patrix is provided with and detects guide finger, described detecting on guide finger is connected with sensor, whether the described guide finger that detects is provided with bullport on detection zone material, and described sensor is used for the control system bullport information detecting guide finger detection being passed to stamping die.If when band material there is no bullport, detect guide finger to be withstood, the control system of working sensor transmitting system, control each mechanism by control system and quit work, undertaken detecting whether be with material whether to offset by detecting guide finger and sensor, thus improve machining accuracy.
Described upper bolster is provided with the patrix slitter edge cutting knife to downward-extension, and described die shoe is provided with the counterdie slitter edge cutting knife corresponding with patrix slitter edge cutting knife.For will rear remaining waste material be brought after punching press to cut off, reduce taking up room of band material, and be convenient to compile packing.
Described die block is provided with two pieces of guide plates, some retainer blocks for jack-up band material and two row's guiding retainer pins, described two pieces of guide plates lay respectively at the two ends, left and right of die block for leading to band material, described two row's guiding retainer pins are used for material correcting, and patrix fixed guide pin can accurately be located.
Described die block is provided with the many blind holes through die block de-material thimble, takes off material thimble ejected from die by the riveted boss of lamination by blind hole.
Described die shoe lower end is provided with counterdie backing plate, the discharge opening that the little skeleton iron core hole in stator core hole and little skeleton core lamination stack die that described counterdie backing plate is provided with stator core lamination die is connected, and is convenient to blanking by blow tank.
Described die block is become by two pieces of template splicings, wherein the Mosaic face of one piece of template is provided with projection, the Mosaic face of another block template is provided with the groove corresponding with projection, two templates are by protruding and fit depressions, avoid two pieces of template dislocation, improve assembly precision, ensure that the quality of product.
Accompanying drawing explanation
Fig. 1 is the structural representation of utility model;
Fig. 2 is the structural representation of the utility model patrix;
Fig. 3 is the structural representation of the utility model counterdie;
Fig. 4 is the structural representation of the utility model band material processing iron core;
Fig. 5 is the front view of eight grades of stator cores of the utility model processing;
Fig. 6 is the top view of eight grades of stator cores of the utility model processing;
Fig. 7 is the front view of the little skeleton iron core of the utility model processing.
In accompanying drawing: 1 is counterdie backing plate, 2 is die shoe, 3 is hoisting screw, 4 is first piece of die block, 5 is band material, for guide plate, 7 is the first stripper plate, 8 is stripper pad, 9 is little skeleton iron core rectangular opening punch, 10 is little skeleton iron core riveted through hole punch, 11 is the first punch retainer, 12 is the first convex mould pad, 13 is bullport punch, 14 is upper bolster, 15 is little skeleton iron core drag hook bar, 16 is little skeleton iron core rocker piece, 17 is little skeleton iron core punch slide block, 18 is little skeleton iron core punch cover plate, 19 is stator core riveted through hole punch, 20 is little skeleton iron core blind hole punch, 21 is stator core punch cover plate, 22 is stator core drag hook bar, 23 is stator core punch slide block, and 24 is stator core rocker piece, 25 cover plate clamping screws, 26 is little skeleton power transmission pin, 27 is little riveted press-in punch, 28 is little skeleton iron core blanking punch, 29 for detecting guide finger, 30 is fixed guide pin spring base, 31 is fixed guide pin, and 32 is the second stripper plate, 33 is precompressed fore-set spring assembly, 34 is pre-compressed spring force-bearing piece, 35 is upper limit post, 36 is the second convex mould pad, 37 is the second punch retainer, 38 is the 3rd convex mould pad, 39 is the 3rd punch retainer, 40 is the 3rd stripper plate, 41 is stator core internal point punch, 42 is stator core punch power transmission pin, 43 is stator core riveted blind hole punch, 44 is the 4th stripper plate, 45 is the 4th convex mould pad, 46 is stator core riveted press-in punch, 47 is winding slot punch, 48 is attachment screw, 49 is the 4th punch retainer, 50 is patrix slitter edge cutting knife, 51 is counterdie slitter edge cutting knife, 52 is second piece of die block, 53 is stator core lamination die, 54 is stator core riveted blind hole de-material thimble, 55 is stator core thimble guide plate, 56 is guiding retainer pin, 57 is lower limit post, 58 is little skeleton core lamination stack die, 59 is little skeleton iron core thimble guide plate, 60 is little skeleton iron core riveted blind hole de-material thimble, 61 is lead, 62 is ball bearing guide bushing, 63 is bullport die mold insert, 64 is retainer block, 65 is rectangular opening and riveted through hole die set mold insert, 66 is riveted through hole die mold insert, 67 is stator core ground connection through wires hole die mold insert, 68 is construction bolt, 69 is stator core installing hole die mold insert, 70 is little skeleton iron core riveted blind hole die mold insert, 71 is stator core riveted through hole die mold insert, 72 is little skeleton iron core blanking die mold insert, 73 is stator core riveted blind hole and internal point die set mold insert, 74 is stator core blanking die mold insert, 75 is stator core installing hole punch, 76 is stator core, 77 is stator core ground connection through wires hole punch, 78 is little skeleton iron core.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is further described.
See shown in Fig. 1 to Fig. 7, a kind of incremental pressing die for processing eight grades of stator cores, comprise upper die and lower die, it is charging space between upper die and lower die, patrix comprises the upper bolster 14 set gradually from top to bottom, convex mould pad, punch retainer, stripper pad 8 and stripper plate, described punch retainer and convex mould pad are fixedly mounted on upper bolster by alignment pin and construction bolt, described punch retainer comprises the first punch retainer 11, second punch retainer 37, 3rd punch retainer 39 and the 4th punch retainer 49, first, second, 3rd, 4th punch retainer sets gradually along feedstock direction, each punch retainer is convenient to maintain and replace, reduce the cost of mould, the mould material that had spacing to save between each punch retainer.Described convex mould pad comprises first convex mould pad 12 corresponding with the first punch retainer 11, second convex mould pad 36 corresponding with the second punch retainer 37, three convex mould pad 38 corresponding with the 3rd punch retainer 39 and four convex mould pad 45 corresponding with the 4th punch retainer 49, described stripper plate is fixedly mounted on stripper pad by alignment pin and bolt, stripper plate comprises the first stripper plate 7, second stripper plate 32, 3rd stripper plate 40 and the 4th stripper plate 44, four pieces of stripper plates are convenient to repair and replacement, described upper bolster 14 is provided with precompressed fore-set spring assembly 33 and the attachment screw 48 for being connected with stripper pad 9, described attachment screw 48 is for being connected to upper bolster 14 by stripper pad 8 and stripper plate, stripper pad 8 and stripper plate can be run up and down, described precompressed fore-set spring assembly 33 comprises precompressed fore-set and Compress Spring, the upper end of described precompressed fore-set arranges Compress Spring, described precompressed fore-set lower end is connected with the pre-compressed spring force-bearing piece 34 on stripper pad, on the upper bolster 14 that precompressed fore-set is slidably matched, band material is pushed down by precompressed fore-set spring assembly 33, make band material stable when punching.The both sides of upper bolster 14 are respectively equipped with three leads 61 and upper limit post 35.
Described counterdie comprises the counterdie backing plate 1 set gradually, die shoe 2 and die block 4, described die block 4 is fixed on the upper surface of die shoe by alignment pin and construction bolt 68, described counterdie backing plate 1 is fixed on the lower surface of die shoe 2 by alignment pin and construction bolt, described die block 4 is relative up and down with stripper plate, the both sides of described die shoe 2 are respectively equipped with the ball bearing guide bushing 62 corresponding with three leads 61, patrix is slidably matched by the ball bearing guide bushing 62 of lead 61 with counterdie, lead, die shoe 2 is provided with the lower limit post 57 corresponding with the upper limit post 35 of upper bolster.
Described patrix is provided with two row's stator core punch set and the little skeleton iron core punch set of two rows along feedstock direction, first row little skeleton iron core punch set and first row stator core punch set are positioned on same axis, described second row little skeleton iron core punch set and second row stator core punch set are positioned at same axis, be crisscross arranged about first row stator core punch set and second row stator core punch set, first row stator core punch set is positioned at the first half of punch retainer, second row stator core punch set is positioned at the latter half of of punch retainer, first row stator core punch set and second row stator core punch set include three stator core installing hole punch 75, a stator core ground connection through wires hole punch 77, four stator core riveted through hole punch 19, four stator core riveted blind hole punch 43, four stator core riveted press-in punch 46, a stator core internal point punch 41 and a winding slot punch 47, described stator core installing hole punch 75, stator core ground connection through wires hole punch 77, stator core riveted through hole punch 19, stator core riveted blind hole punch 43, stator core internal point punch and winding slot punch are installed on punch retainer, described stator core installing hole punch 75, stator core ground connection through wires hole punch 77, the upper end of stator core riveted through hole punch 19 and stator core riveted blind hole punch 43 is even extends punch retainer, the upper end of described stator core internal point punch and winding slot punch is against on convex mould pad, described stator core riveted press-in punch is arranged on convex mould pad through winding slot punch 47.The upper end of described stator core installing hole punch, stator core ground connection through wires hole punch, stator core riveted through hole punch, stator core riveted blind hole punch and stator core riveted press-in punch all arranges stator core punch power transmission pin 42, described stator core punch power transmission pin 42 upper end is provided with stator core punch cover plate 21, and stator core punch cover plate 21 is arranged on upper bolster by cover plate clamping screw 25.Described three stator core installing hole punch, the arrangement of reporting to the leadship after accomplishing a task of a stator core ground connection through wires hole punch and four stator core riveted through hole punch is rounded, form punch set, for processing three installing holes of stator core, a ground connection through wires hole, four riveted joint through holes, the aperture of described stator core installing hole punch is 5.7mm, the aperture of described stator core ground connection through wires hole punch is 3.2mm, described stator core riveted blind hole punch is for processing iron core riveted boss, first lamination rivet hole is through hole, lamination riveted boss penetrates in front a slice stator core hole and rivets afterwards, described stator core riveted press-in punch is used for the riveted boss of stator lamination to be afterwards pressed in the rivet hole of last stator lamination, till the lamination quantity needed, thus process stator core 76.Described stator core internal point punch is for stamping out the centre bore of motor stator core, described winding slot punch comprises eight winding slots and rushes pole, eight winding slots rush pole and arrange rounded respectively, for stamping out eight winding slots of rotor, and this winding slot punch is also blanking punch, the stator lamination after shaping is separated with band material; When the winding slot punch of first row stator core punch set is after the side of band material 5 processes first stator core, band material continues to move forward, when being with material to move to the winding slot punch of second row stator core punch set, second stator core is processed at the opposite side of band material by this winding slot punch, thus take full advantage of band material, decrease the generation of waste material.
The little skeleton iron core punch set of described two row is all positioned at two front ends being ranked sub-core center hole punch, described first, second row little skeleton iron core punch set includes a little skeleton iron core rectangular opening punch 9, two little skeleton iron core riveted through hole punch 10, two little skeleton iron core blind hole punch 20, a little skeleton iron core blanking punch 28 and two riveted press-in punch 27, a little skeleton iron core rectangular opening punch 9, two little skeleton iron core riveted through hole punch 10, two little skeleton iron core blind hole punch 20 and two riveted press-in punch 27 are arranged on punch retainer, described little skeleton iron core rectangular opening punch 9, little skeleton iron core riveted through hole punch 10 and little skeleton iron core blind hole punch 20 and riveted press-in punch 27 upper end all arrange little skeleton power transmission pin 26, little skeleton power transmission pin 26 is equipped with little skeleton iron core punch cover plate 18, the aperture of little skeleton iron core riveted through hole punch is 2mm, and the aperture of little skeleton iron core blind hole punch is 2mm.Described little skeleton iron core blanking punch 28 is arranged on convex mould pad, for the little skeleton iron core of presser's font; Described little skeleton iron core blind hole punch 20 is for processing little skeleton iron core riveted boss, first little skeleton lamination rivet hole is through hole, little skeleton lamination riveted boss penetrates in front a slice ossiculum frame iron core hole and rivets afterwards, described riveted press-in punch 27 is for by the rivet hole of a slice ossiculum frame iron core before the riveted boss press-in of little skeleton lamination afterwards, till the lamination quantity needed, thus process little skeleton iron core 78.The little skeleton iron core blind hole punch of first row little skeleton iron core punch set is arranged in the punch set of first row stator core punch set, and the little skeleton iron core blanking punch of two rows is all positioned at two front ends being ranked sub-core center hole punch.The little skeleton iron core of two rows little skeleton iron core punch set processing the is abundant waste material of stator core centre bore, first processes little skeleton iron core between the centre bore processing stator core.Make the utility model process stator core and little skeleton iron core simultaneously, thus decrease the amount of waste brought, improve utilization rate, reduce the manufacturing cost of iron core.
The stator core installing hole punch of described first row stator core punch set, stator core ground connection through wires hole punch, stator core riveted through hole punch, stator core riveted blind hole punch, stator core internal point punch and two are arranged little skeleton iron core punch set and are all positioned on the first punch retainer, and the stator core riveted press-in punch of described first row stator core punch set and winding slot punch are positioned on the second punch retainer; The stator core installing hole punch of described second row stator core punch set, stator core ground connection through wires hole punch, stator core riveted through hole punch, stator core riveted blind hole punch and stator core internal point are positioned on the 3rd punch retainer, and the stator core riveted press-in punch of second row stator core punch set and winding slot punch are positioned on the 4th punch retainer.
The die block of described counterdie is provided with the first row stator core die mold insert group corresponding with first row stator core punch set, the second row stator core die mold insert group corresponding with second row stator core punch set, the first row little skeleton iron core die mold insert group corresponding with first row little skeleton iron core punch set, and the second row little skeleton iron core die mold insert group corresponding with second row little skeleton iron core punch set, described first, second row stator core die mold insert group includes three stator core installing hole die mold inserts 69, a stator core ground connection through wires hole die mold insert 67, four stator core riveted through hole die mold inserts 71, a stator core riveted blind hole and internal point die set mold insert 73, and a stator core blanking die mold insert 74, described first, second is arranged little skeleton iron core die mold insert group and is included a rectangular opening and the little skeleton iron core riveted blind hole die mold insert 70 of riveted through hole die set mold insert 65, riveted through hole die mold insert 66, two and little skeleton iron core blanking die mold insert 72,
The upper bolster 14 of described patrix is provided with three chutes, wherein two chutes extend to first respectively, above the punch set of the rounded distribution of second row stator core die mold insert group, another chute extends to first, above the rectangular opening punch of second row little skeleton iron core punch set and riveted through hole punch, two chutes be positioned at above punch set are equipped with stator core punch slide block 23, little skeleton iron core punch slide block 17 is provided with in another chute, each slide block is all connected with promotion cylinder, described promotion cylinder is fixed on upper bolster 14, stator core rocker piece 24 is equipped with between each stator core punch power transmission pin 42 of described punch set and stator core punch slide block 23, little skeleton iron core rocker piece 16 is provided with between the little skeleton power transmission pin 26 of described rectangular opening punch and riveted through hole punch and little skeleton iron core punch slide block 17, stator core punch slide block 23 and stator core rocker piece 24 opposite face are equipped with dovetail groove, little skeleton iron core rocker piece 16 and little skeleton iron core punch slide block 17 opposite face are equipped with dovetail groove, each rocker piece coordinates with skid, during described each slide block transverse shifting, each rocker piece moves up and down, for controlling each punch punching or not punching.
The piston rod of described promotion cylinder is connected with adopting drag hook bar between slide block; stator core drag hook bar 22 is equipped with between two stator core punch slide blocks 23 and the piston rod promoting cylinder; little skeleton iron core drag hook bar 15 is provided with between little skeleton iron core punch slide block 17 and the piston rod promoting cylinder; each drag hook bar is provided with hook; slide block is provided with the groove matched with the hook of drag hook bar; drive to slide by drag hook bar and move, be convenient to repair and replacement slide block.
Described stripper pad and stripper plate are equipped with the through hole of stepping down for arranging little skeleton iron core punch set to two row's stator core punch set and two;
Described die shoe is provided with the stator core lamination die 53 be connected with stator core blanking die mold insert and the little skeleton core lamination stack die 58 be connected with little skeleton iron core blanking die mold insert, stator core hole is provided with in described stator core lamination die 53, be provided with little skeleton iron core hole in described little skeleton core lamination stack die 58, stator core lamination die 53 and little skeleton core lamination stack die 58 are tightening ring.The blow tank that the little skeleton iron core hole in stator core hole and little skeleton core lamination stack die that described counterdie backing plate is provided with stator core lamination die is connected.
Described patrix is provided with successively through two bullport punch 13 and two row's fixed guide pins 31 of punch retainer, stripper pad and stripper plate, described bullport punch 13 is arranged on punch retainer, two bullport punch 13 are all positioned at the front end of two row's fixed guide pins 31, described bullport punch and fixed guide pin are positioned at same axis, described fixed guide pin is arranged on upper bolster by fixed guide pin spring base 30, described die block is provided with the bullport die mold insert 63 corresponding with bullport punch, the bullport corresponding with fixed guide pin.Described bullport punch 13 and fixed guide pin 31 are for carrying out correcting by band material.
The convex mould pad of described patrix is provided with and detects guide finger 29, described detecting on guide finger 29 is connected with sensor, whether the described guide finger that detects is provided with bullport on detection zone material, described sensor is used for the control system bullport information detecting guide finger detection being passed to stamping die, if detect guide finger for bullport being detected, this is not detected that the information of bullport passes to the control system of stamping die by sensor, control each stamping die mechanism by control system and stop action, readjust band material, prevent the skew of band material, reduce waste product material, ensure that the quality of product.
Described die shoe lower end is provided with counterdie backing plate, and described counterdie backing plate is provided with the blow tank be connected with the little skeleton iron core hole of little skeleton core lamination stack die with the stator core hole of stator core lamination die.
Described upper bolster is provided with three pieces of patrix slitter edge cutting knifes 50 to downward-extension, and described die shoe is provided with three pieces of counterdie slitter edge cutting knifes 51 corresponding with patrix slitter edge cutting knife 50.Remaining waste material after band material processing iron core can be cut off by patrix slitter edge cutting knife 50 and counterdie slitter edge cutting knife 51, reduce taking up room of band material, and be convenient to compile packing.
Described die block is provided with two pieces of guide plates 6, some retainer blocks 64, two for jack-up band material arrange guiding retainer pin 56 and hoisting screw 3, described two pieces of guide plates 6 lay respectively at the two ends, left and right of die block for leading to band material, and described two row's guiding retainer pins 56 are convenient to band material and are taken off material.Each retainer block is slidably fitted in each pilot hole that die block is provided with, and being provided with Compress Spring, described stripper plate being respectively equipped with the slot to make way for stepping down to each retainer block between each retainer block and the diapire of corresponding pilot hole.Described hoisting screw 3 is convenient to installation and the transport of mould.
Described die shoe is provided with the many blind holes through die block de-material thimble and thimble guide plate, described blind hole de-material thimble comprises stator core riveted blind hole de-material thimble 54 and little skeleton iron core riveted blind hole de-material thimble 60, thimble guide plate comprises stator core thimble guide plate 55 and little skeleton iron core thimble guide plate 59, by blind hole de-material thimble, lamination riveted boss is ejected die and realizes de-material.
Described die block is become by two pieces of template splicings, the Mosaic face of first piece of die block 4 is provided with projection, the Mosaic face of second piece of die block 52 is provided with the groove corresponding with projection, the projection of first piece of die block 4 and second piece of die block 52 fit depressions are located, avoid two pieces of template dislocation, improve assembly precision, ensure that the quality of product.

Claims (10)

1. one kind for processing the incremental pressing die of eight grades of stator cores, comprise upper die and lower die, it is charging space between upper die and lower die, the both sides of described patrix are respectively equipped with three leads, counterdie is provided with ball bearing guide bushing corresponding with lead respectively, patrix is slidably matched by the ball bearing guide bushing of lead and counterdie, it is characterized in that: patrix comprises the upper bolster set gradually from top to bottom, convex mould pad, punch retainer, stripper pad and stripper plate, the punch retainer of described patrix is provided with two row's stator core punch set and the little skeleton iron core punch set of two rows along feedstock direction, described first row little skeleton iron core punch set and first row stator core punch set are positioned on same axis, described second row little skeleton iron core punch set and second row stator core punch set are positioned at same axis, described first row stator core punch set and second row stator core punch set are crisscross arranged, first row stator core punch set is positioned at the first half of punch retainer, second row stator core punch set is positioned at the latter half of of punch retainer, first row stator core punch set and second row stator core punch set comprise multiple stator core installing hole punch respectively, stator core ground connection through wires hole punch, multiple stator core riveted through hole punch, multiple stator core riveted blind hole punch, multiple stator core riveted press-in punch, stator core internal point punch and winding slot punch, described multiple stator core installing hole punch, stator core ground connection through wires hole punch and multiple stator core riveted through hole punch are reported to the leadship after accomplishing a task and are arranged rounded distribution, form punch set, for processing the installing hole of stator core, ground connection through wires hole, riveted joint through hole, described stator core riveted blind hole punch is for punching riveted boss on chip, described stator core riveted press-in punch is used in riveted boss press-in rivet hole, described stator core internal point punch is for stamping out the centre bore of motor stator core, described winding slot punch comprises eight winding slots and rushes pole and arrange rounded respectively, for stamping out eight winding slots of rotor, the little skeleton iron core punch set of described two row is all positioned at two front ends being ranked sub-core center hole punch, described first row little skeleton iron core punch set and second row little skeleton iron core punch set include little skeleton iron core rectangular opening punch, little skeleton iron core riveted through hole punch, little skeleton iron core blind hole punch, little skeleton iron core blanking punch and riveted press-in punch, for the little skeleton iron core of presser's font, described stripper pad and stripper plate are equipped with the through hole of stepping down for arranging little skeleton iron core punch set to two row's stator core punch set and two,
Described counterdie comprises die block and die shoe, described die block is provided with the first row stator core die mold insert group corresponding with first row stator core punch set, the second row stator core die mold insert group corresponding with second row stator core punch set, the first row little skeleton iron core die mold insert group corresponding with first row little skeleton iron core punch set, the second row little skeleton iron core die mold insert group corresponding with second row little skeleton iron core punch set, described first, second row stator core die mold insert group includes stator core installing hole die mold insert, stator core ground connection through wires hole die mold insert, stator core riveted through hole die mold insert, stator core riveted blind hole die mold insert, stator core riveted blind hole and internal point die set mold insert and stator core blanking die mold insert, described first, second is arranged little skeleton iron core die mold insert group and is included rectangular opening die and riveted through hole die set mold insert, riveted through hole die mold insert, little skeleton iron core riveted blind hole die mold insert and little skeleton iron core blanking die mold insert, described die shoe is provided with the stator lamination guiding module be connected with stator core blanking die mold insert and the little skeleton core lamination stack die be connected with little skeleton iron core blanking die mold insert, be provided with stator core hole in described stator core lamination die, in little skeleton core lamination stack die, be provided with little skeleton iron core hole.
2. the incremental pressing die for processing eight grades of stator cores according to claim 1, it is characterized in that: the upper bolster of described patrix is provided with three chutes, wherein two chutes extend to first respectively, above the punch set of the rounded distribution of second row stator core die mold insert group, another chute extends to first, above the rectangular opening punch of second row little skeleton iron core punch set and riveted through hole punch, slide block is equipped with in each chute, each slide block is all connected with promotion cylinder, described promotion cylinder is fixed on upper bolster, each punch of described punch set, rectangular opening punch and be equipped with power transmission pin between riveted through hole punch and slide block, the upper end of described power transmission pin is connected with rocker piece, the opposite face of described rocker piece and slide block is equipped with dovetail groove, rocker piece coordinates with skid, during described slide block transverse shifting, rocker piece moves up and down, for controlling each punch punching or not punching.
3. the incremental pressing die for processing eight grades of stator cores according to claim 1 and 2, it is characterized in that: the punch retainer of described patrix comprises the first punch retainer, second punch retainer, 3rd punch retainer and the 4th punch retainer, first, second, 3rd, 4th punch retainer sets gradually along feedstock direction, the stator core installing hole punch of first row stator core punch set, stator core ground connection through wires hole punch, stator core riveted through hole punch, stator core riveted blind hole punch, stator core internal point punch and the little skeleton iron core punch set of two rows are all positioned on the first punch retainer, the stator core riveted press-in punch of first row stator core punch set and winding slot punch are positioned on the second punch retainer, the stator core installing hole punch of described second row stator core punch set, stator core ground connection through wires hole punch, stator core riveted through hole punch, stator core riveted blind hole punch and stator core internal point are positioned on the 3rd punch retainer, and the stator core riveted press-in punch of second row stator core punch set and winding slot punch are positioned on the 4th punch retainer.
4. the incremental pressing die for processing eight grades of stator cores according to claim 1, it is characterized in that: described patrix is provided with successively through two bullport punch and two row's fixed guide pins of punch retainer, stripper pad and stripper plate, described bullport punch and fixed guide pin are positioned at same axis, described die block is provided with the bullport die mold insert corresponding with bullport punch, the bullport corresponding with fixed guide pin.
5. the incremental pressing die for processing eight grades of stator cores according to claim 4, it is characterized in that: the convex mould pad of described patrix is provided with and detects guide finger, described detecting on guide finger is connected with sensor, described detect guide finger on detection zone material whether punching bullport and bullport whether misplace, described sensor is used for detecting bullport information that guide finger detects and pass to the control system of stamping die.
6. the incremental pressing die for processing eight grades of stator cores according to claim 1 and 2, it is characterized in that: described upper bolster is provided with the patrix slitter edge cutting knife to downward-extension, described die shoe is provided with the counterdie slitter edge cutting knife corresponding with patrix slitter edge cutting knife.
7. the incremental pressing die for processing eight grades of stator cores according to claim 1, it is characterized in that: described die block is provided with two pieces of guide plates, some retainer blocks for jack-up band material and two row's guiding retainer pins, described two pieces of guide plates lay respectively at the two ends, left and right of die block for leading to band material, described two row's guiding retainer pins are used for material correcting, and patrix fixed guide pin can accurately be located.
8. the incremental pressing die for processing eight grades of stator cores according to claim 1 or 7, it is characterized in that: described die block is become by two pieces of template splicings, wherein the Mosaic face of one piece of template is provided with projection, and the Mosaic face of another block template is provided with the groove corresponding with projection.
9. the incremental pressing die for processing eight grades of stator cores according to claim 1, is characterized in that: described die shoe is provided with the many blind holes through die block de-material thimble.
10. the incremental pressing die for processing eight grades of stator cores according to claim 1 or 9, it is characterized in that: described die shoe lower end is provided with counterdie backing plate, described counterdie backing plate is provided with the blow tank be connected with the little skeleton iron core hole of little skeleton core lamination stack die with the stator core hole of stator core lamination die.
CN201520766408.XU 2015-09-30 2015-09-30 A progressive stamping die for processing grade eight stator core Withdrawn - After Issue CN205008489U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105195613A (en) * 2015-09-30 2015-12-30 四川腾邦摩托车配件有限公司 Progressive punching die used for machining eight-level stator iron core and small skeleton iron core
CN106964696A (en) * 2017-03-22 2017-07-21 安徽飞翔电器有限公司 One kind is folded to rivet over mould

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105195613A (en) * 2015-09-30 2015-12-30 四川腾邦摩托车配件有限公司 Progressive punching die used for machining eight-level stator iron core and small skeleton iron core
CN105195613B (en) * 2015-09-30 2017-08-25 四川腾邦科技有限公司 Incremental pressing die for processing eight grades of stator cores and small skeleton iron core
CN106964696A (en) * 2017-03-22 2017-07-21 安徽飞翔电器有限公司 One kind is folded to rivet over mould

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Address after: 638502 Guang'an City, Sichuan province by the two district Linshui County Chengnan electromechanical Park No. 61

Patentee after: Sichuan Tengbang Technology Co., Ltd.

Address before: 638502 Guang'an City, Sichuan province by the two district Linshui County Chengnan electromechanical Park No. 61

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