CN102545492A - Large-sized and medium-sized motor stator iron core laminating tool - Google Patents
Large-sized and medium-sized motor stator iron core laminating tool Download PDFInfo
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- CN102545492A CN102545492A CN2012100458010A CN201210045801A CN102545492A CN 102545492 A CN102545492 A CN 102545492A CN 2012100458010 A CN2012100458010 A CN 2012100458010A CN 201210045801 A CN201210045801 A CN 201210045801A CN 102545492 A CN102545492 A CN 102545492A
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Abstract
The invention relates to a large-sized and medium-sized motor stator iron, in particular to a large-sized and medium-sized motor stator iron core laminating tool laminated on a horizontal pressing machine. The tool is laminated on the horizontal pressing machine. The laminating tool comprises a tool body, a tool and main shaft positioning connection plate, a pressing plate, a rear clamping plate and a front clamping plate. The large-sized and medium-sized laminating tool guarantees that manufacturing quality, precision and each index of the stator iron core meet the design requirement of the stator iron core, and accords with the work principle that laminated sheets are loosened radially, radially tensioned and flattened during lamination and then radially loosening and demolding are performed after the precision accords with the standard and pressing, welding or sheet buckling is finished. The laminating tool is convenient to laminate or buckle, laminate, flatten, press and demould on the horizontal pressing machine and the flat welding quality is high.
Description
Technical field
The present invention relates to large and medium-sized motor stator core, a kind of large and medium-sized motor stator core that particularly on horizontal pressing machine, laminates laminates frock.
Background technology
Large and medium-sized motor stator punching lamination, press-fit, welding or cramp connect into stator core and be pressed into the advanced technology of support through technologies such as automatic rule, dipping lacquers, are the advanced technologies that international motor is produced; Evenness, gradient that stator core is made required precision and flute profile require high; The stator-rotor iron core of motor is the critical component that motor is produced; The stator core construction for motor and the required precision of different enterprises, different product are different; Unique separately advanced technology is arranged; To must design the satisfactory frock that laminates for the first-class motor manufacturing enterprise of world-technology carries out stator core, guarantee to produce qualified motor stator core; In light of this situation, must be in the horizontal pressing machine of the large and medium-sized motor stator core of design, design large and middle size motor stator core laminates frock, on horizontal pressing machine, laminates, and produces qualified stator core.
Summary of the invention
The objective of the invention is to design large and medium-sized motor stator core and laminate frock; Stator core according to various large and medium-sized motors requires design to laminate frock; Load onto horizontal pressing machine, various large and medium-sized motors laminate to adapt to, welding or cramp are produced qualified stator core product.
The motor of electric machine stator iron endoporus between Φ 170 ~ Φ 400 is called middle size motor, and characteristics are that the core length size is little, and cylindricity particularly endoporus required precision is high; The electric machine stator iron internal diameter is called large-size machine at the motor of Φ more than 400, and characteristics are that the stator iron-core lamination cylindrical is big, and the stator core length dimension is big, and cylindricity requires high.
Design laminates frock, laminates frock and guarantees that stator core fabricating quality, precision and each item index meet the stator core designing requirement; Design large and medium-sized motor stator core and laminate frock and meet and radially unclamp lamination when laminating, radially tensioner is clapped, and guarantees to compress after the precision conformance with standard, after welding or cramp accomplish, radially unclamps the operation principle of the demoulding.
The large and medium-sized motor stator core of design laminates frock, and radial location is by frock tensioner location, and flute profile guarantees that by the positioning key that is fixed on the frock location is correct; The design motor stator core laminates frock, and several specifications that a kind of product length is different should laminate on the frock at one pair and accomplish.
Design laminates frock, guarantees that stator core two ends tooth support, end plate or trim ring location are reliable.
A kind of large and medium-sized motor stator core laminates frock, and said frock laminates on horizontal pressing machine, and the said frock that laminates comprises frock body, frock and main shaft be located by connecting plate, pressing plate, back grip block and front clamp plate;
For middle size motor, the frock body is made up of frock main body and the movable tightening plate of frock body; The frock main body is made up of 170 ° of upper semi-circles and 190 ° of lower half circle; 190 ° of lower half circle and 170 ° of upper semi-circle off-centre; 190 ° of lower half circle are milled with frock body activity tensioner board slot 3 roads or 1 road; The movable tightening plate of frock body is installed in the frock body activity tensioner board slot, and the internal diameter of the external diameter of the frock body during tensioner, back grip block and front clamp plate equals the internal diameter size of stator core; At frock main body upper semi-circle external diameter center groove milling shape positioning spline, tankage shape positioning key;
For large-size machine, the frock body is made up of the movable tightening plate of frock main body, frock body-fixed plate and frock body; Be milled with six five equilibrium grooves on the frock main body; Three of upper semi-circles are frock body-fixed plate location notchs; Three of lower half circle are the movable tightening plate location notchs of frock body; The movable tightening plate location notch of frock body is than frock body-fixed plate location groove depth; Frock body-fixed plate is installed in the frock body-fixed plate location notch, and the movable tightening plate of frock body is installed in the movable tightening plate location notch of frock body, and the internal diameter of the external diameter of the frock body during tensioner, back grip block and front clamp plate equals the internal diameter size of stator core; Be installed in groove milling shape positioning spline on the frock body-fixed plate at frock main body upper semi-circle external diameter center, tankage shape positioning key;
Back grip block and front clamp sleeve-board are on the frock main body; Frock main body and frock and the main shaft plate that is located by connecting is installed in the front end of horizontal pressing machine main shaft; The piston rod that stretches out from the front end of horizontal pressing machine main shaft passes frock main body and pressing plate; The piston rod front end install clamp nut fastening with compress, frock and main shaft are located by connecting and are fixed with back levelling cushion block, grip block after back levelling cushion block is close on the plate; Levelling cushion block before being fixed with on the pressing plate, preceding levelling cushion block is close to the front clamp plate.
Described a kind of large and medium-sized motor stator core laminates frock; It is characterized in that: for middle size motor; Replacing for the ease of the flute profile positioning key of different gradients; Be installed in frock main body upper semi-circle external diameter center groove milling shape location keyseat groove, tankage shape location keyseat, flute profile location keyseat is provided with the flute profile positioning key.
Described a kind of large and medium-sized motor stator core laminates frock; It is characterized in that: for large-size machine; Replacing for the ease of the flute profile positioning key of different gradients; The frock body-fixed plate that is installed in frock main body upper semi-circle external diameter center by about two fixed supported slabs forms with middle flute profile location keyseat, flute profile is located keyseat and is provided with the flute profile positioning key.
Described a kind of large and medium-sized motor stator core laminates frock, it is characterized in that: in order to adapt to press-fiting of various stator cores, be provided with the piston rod adapter sleeve piston rod extension bar be connected with piston rod, piston extension bar front end install clamp nut fastening with compress.
Described a kind of large and medium-sized motor stator core laminates frock; It is characterized in that: for middle size motor, the movable tightening plate of the frock body during said tensioner and the distance of subject activity tightening plate bottom land equal the offset of 190 ° of lower half circle and 170 ° of upper semi-circles.
Described a kind of large and medium-sized motor stator core laminates frock; It is characterized in that: for large-size machine, the frock body during said tensioner movable tightening plate and the distance of subject activity tightening plate bottom land equal the degree of depth of the movable tightening plate location notch of frock body greater than frock body-fixed plate location notch.
Described a kind of large and medium-sized motor stator core laminates frock, it is characterized in that: be provided with movable tightening plate tensioner screw in the middle of the movable tightening plate of said frock body, both sides are provided with movable tightening plate and are retracted into screw.
Employing technical scheme of the present invention is: design laminates the frock main body, laminates the frock body design and requires difference according to product difference, stator core radial accuracy, laminates frock body design difference; Divide two kinds:
Middle size motor to laminate 170 ° of upper semi-circles of frock main body be semicircle, eccentric 10 millimeters of lower half circle and upper semi-circle: mill processing activity tensioner board slot 3 roads or 1 road, behind the movable tightening plate of dress; By frock main body endoporus location hole is benchmark; The subject activity tightening plate is loaded onto Vehicle Processing simultaneously and mill processing after the main body, and mill adds the man-hour external diameter and is ground to standard size simultaneously with both ends of the surface, the stator core endoporus precision that assurance laminates and the perpendicularity of end face and endoporus; At main body upper semi-circle center groove milling shape positioning spline; The dress positioning key guarantees the flute profile location, guarantees stator core flute profile Strategy Software Systems Co., Ltd (SSS); Stator core product figure flute profile is skewed slot in this way, and the gradient of groove milling shape positioning spline and gradient direction and stator core product figure require identically on the main body, guarantee that the skewed slot gradient meets the requirements.
The frock main body that the large-size machine stator core laminates frock adopts 45# steel plate ring nose circle plate welding procedure, and turning end face excircle dimension is littler 20 millimeters than stator core endoporus, turner dress main body location hole; Frock main body location hole size should be measure-alike with horizontal pressing machine main shaft centering neck; On the frock main body, mill six five equilibrium grooves; Three of upper semi-circles are the fixed head location notchs; Three of lower half circle are movable tightening plate location notchs, and movable tightening plate location notch mills dark 10 millimeters than fixed head location notch, when being convenient to the demoulding after the movable tightening plate retraction main body; Frock body and stator core endoporus have 10 millimeters distances, guarantee to unclamp the demoulding; To stator cores such as LERROY SOMMER marine generators;, core length different, flute profile gradient different requirement different with a kind of product specification; Widen the flute profile width when center fixed board slot shape is designed on the main body; By two fixed supported slabs fixing after, guarantee that the flute profile positioning key of different gradients is changed, install; With the stationary positioned plate with below be lined with 10 millimeters backing plates movable tightening plate with bolted on main body, cylindrical Vehicle Processing together; After having stayed the mill amount to accomplish, fixed head, movable tightening plate pulled down heat-treatment quenching after, fixed head is loaded onto main body with bolt by standard, spot welding is fixed; Under the movable tightening piece situation that 10 millimeters pads are constant below; The mill processing of the reliable back of bolted, the outside dimension of mill processing is the punching internal diameter size, dimensional tolerance and punching endoporus dimensional tolerance are movingly; Both ends of the surface add at mill and grind simultaneously man-hour, guarantee stator core closed assembly precision; Machine and after the assay was approved 10 millimeters thick backing plates of movable tightening plate bottom are dismantled at mill; Movable tightening plate makes interior 10 millimeters of movable tightening plate ability retraction activity tensioner board slot after loading onto the frock main body; Guarantee that 10 millimeters gaps are arranged at frock body and stator core endoporus bottom; Positioning key is deviate from stator core when guaranteeing the demoulding, the demoulding smoothly.Two of design grip blocks, interior hole dimension are hole dimensions in the stator core stamping sheet, and dimensional tolerance is a tolerance on the interior hole dimension of stator iron-core lamination, and after the tensioner portable plate tensioner, the inside and outside footpath of stator core precision meets the requirements in the assurance lamination process.
According to the specification requirement of tooth support, spot welding end plate or the trim ring of different stator cores two ends designs, Design Orientation structure on two grip blocks guarantees tooth support, spot welding end plate or trim ring radial location and the flute profile location when closed assembly; On the cylindrical of two grip blocks, design welding slot to make way or cramp slot to make way are convenient to welding or cramp.
Design flute profile positioning key is fixed on the frock main body; Guarantee the Strategy Software Systems Co., Ltd (SSS) of flute profile; Skewed slot flute profile gradient is correct, and to the identical product different size, the skewed slot gradient is because of the different stator core Design Orientation keyseat of stator core length; The flute profile positioning key that guarantee to be fit to different size is changed, and adapts to stator core with a kind of product different size and laminates on the frock at one pair and accomplish.
Design levelling cushion block guarantees various stator core length levelling; Design frock and horizontal pressing machine main shaft location-plate, assurance frock main body is located reliably and is fastened on the horizontal pressing machine main shaft, and bolt is rigidly connected, and guarantees that stator core is stacked in the rotating accuracy that laminates on the frock; The design pressing plate is handled by horizontal pressing machine, accomplishes compressing, unclamping action.
Description of drawings
Fig. 1 is that large and medium-sized electric machine stator iron laminates the front view of frock on horizontal pressing machine;
Fig. 2 is that large and medium-sized electric machine stator iron laminates the end view of frock on horizontal pressing machine;
Fig. 3 is that the large-size machine stator core laminates frock main body structure form;
Fig. 4 is that large-size machine flute profile unshakable in one's determination is skewed slot, needs the stator core of the skewed slot positioning key of the different gradients of replacing to laminate frock main body structure form;
Fig. 5 is that the middle size motor stator core laminates frock main body structure form;
Fig. 6 is that middle size motor stator core flute profile is skewed slot, needs the positioning key of the different gradients of replacing to laminate frock main body structure form;
Fig. 7 is that the stator core two ends have the stator core of trim ring and tooth support to laminate the version of frock grip block;
Among the figure: 1, horizontal pressing machine; 2, horizontal pressing machine main shaft; 3, frock and the main shaft plate that is located by connecting; 4, frock main body; 5, frock body-fixed plate; 6, the movable tightening plate of frock body; 7, movable tightening plate tensioner screw; 8, flute profile location keyseat; 9, flute profile positioning key; 10, back grip block; 11, front clamp plate; 12, preceding levelling cushion block; 13, back levelling cushion block; 14, pressing plate; 15, horizontal pressing machine piston rod extension bar; 16, clamp nut; 17, horizontal pressing machine pressure regulating valve; 18, horizontal pressing machine Pressure gauge; 19, movable tightening plate is retracted into screw; 20, piston rod; 21, piston rod adapter sleeve; 22, fixed supported slab.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is done further explain:
As attach shown in Fig. 1 and 2, the present invention laminates on horizontal pressing machine for large and medium-sized motor stator core laminates frock; Said frock laminates on horizontal pressing machine 1, and the said frock that laminates comprises frock body, frock and main shaft be located by connecting plate 3, pressing plate 14, back grip block 10 and front clamp plate 11; Back grip block 10 is enclosed within on the frock main body 4 with front clamp plate 11; Frock main body 4 and frock and the main shaft plate 3 that is located by connecting is installed in the front end of horizontal pressing machine 2 main shafts; The piston rod that stretches out from the front end of horizontal pressing machine main shaft 2 passes frock main body 4 and pressing plate 14; The piston rod front end install clamp nut 16 fastening with compress, frock and main shaft are located by connecting and are fixed with back levelling cushion block 13, grip block 10 after back levelling cushion block 13 is close on the plate 3; Levelling cushion block 12 before being fixed with on the pressing plate 14, preceding levelling cushion block 12 is close to front clamp plate 11.
Horizontal pressing machine 1 is horizontal to have good rigidity and intensity by dress, and horizontal pressing machine main shaft 2 can carry the 5T load, and horizontal pressing machine 1 has compressing, unclamps, pressurize and in functions such as impaction state turning down; Horizontal pressing machine main shaft 2 is good with the circular runout of main shaft location centering neck, end face run-out precision on the frock main body 4, and has higher revolution halving precision; Design frock and the main shaft plate 3 that is located by connecting, the location is installed on the main shaft 2, and bolt is rigidly connected, and design laminates the frock body, and the frock body is made up of frock main body 4, frock body-fixed plate 5, frock body activity tightening plate 6 etc.
As shown in Figure 3: the large-size machine stator core laminates the frock body and is made up of frock main body 4, frock body-fixed plate 5, the movable tightening plate 6 of frock body and backing plate 23; Frock main body 4 adopts 45# circle circle weldering two ends end plate technology, and cylindrical Vehicle Processing size is littler 20 millimeters than actual stator internal diameter size unshakable in one's determination; Combine end face car location hole at frock main body 4 and the main shaft plate 3 that is located by connecting, the centering neck of size and horizontal pressing machine main shaft 2 is measure-alike; The location notch of location notch 3 grooves, the movable tightening plate 6 of frock body that on frock main body 4 cylindricals, mills the movable tightening plate 6 of location notch 3 grooves, frock body of processing tool body-fixed plate 5 is than 10 millimeters of the location groove depths of frock body-fixed plate 5; Like the stator core flute profile that laminates different size with a kind of stator punching on the fruit product figure is that skewed slot, skewed slot gradient are different with length; The skewed slot gradient is different; At this moment design the large-size machine stator core and laminate the frock body; Like Fig. 4 version: in the middle of on frock main body 4, milling during the location notch of a frock body-fixed plate 5 than all the other 5 groove widths, to adapt to the installation of 2 fixed supported slabs 22, guarantee to be fit to the replacing installation of the skewed slot flute profile positioning seat 8 of product figure; Frock body-fixed plate 5 is screwed in the frock body-fixed board slot of frock main body 4 pad 10 millimeters thick backing plates 23 in the movable tightening plate location notch of frock body; Frock body tensioner portable plate 6 is fixed by bolts in the location notch of frock body tensioner portable plate 6; Frock body (comprising movable tightening plate 6 of frock main body 4, frock main body fixed head 5, frock body and backing plate 23) is after the control vehicle cylindrical stays mill amount, end face car goes out simultaneously with the centering of the main shaft on the frock main body 4 neck location hole; On middle frock body-fixed plate 5, mill the location notch flute profile by standard, after frock main body fixed head 5 and frock main body tensioner portable plate 6 are pulled down heat treatment: 45# steel C48 quenches and proofreaies and correct the back and by standard the spot welding on frock main body 4 of frock body-fixed plate 5 usefulness bolted is fixed; Frock body tensioner portable plate 6 under the constant situation of 10 millimeters pads in the location notch 23, is fixed by bolts on the frock main body 4, frock body mill processing after the reliable measurement, mill processing outside dimension is the frame bore size; Dimensional tolerance is a tolerance movingly, generally is-0.05 ~-0.1; Arrive the standard-sized while in mill processing excircles size; Frock main body 4 both ends of the surface are ground simultaneously; The circularity of the stator core endoporus that assurance laminates and the perpendicularity of end face and endoporus after mill machines, are pulled down frock subject activity tightening plate 6; Remove the 10mm pad, assurance activity tightening plate 6 tensioners with unclamp action.
Middle size motor, for example high iron machine, the stator core required precision is high; In order to prevent welding deformation, during the design of middle size motor body, like Fig. 5 form, the frock body is made up of frock main body 4, the movable tightening plate 6 of frock body and backing plate 23; Frock main body 4 adopts the seamless steel pipe of 45# steel wall thickness 50, the version of two ends welded end plate; During 4 Vehicle Processings of frock main body, the excircle dimension car is to bigger 3 ~ 4 millimeters than hole dimension in the stator core; The end face car goes out in the Vehicle Processing cylindrical, and simultaneously with the endoporus Vehicle Processing, interior hole dimension and horizontal pressing machine main shaft centering neck are measure-alike, and dimensional tolerance movingly; Car is eccentric then, 10 millimeters of offsets, and the radius size of car off-centre operation is littler than hole dimension in the stator core, and there are 10 millimeters gaps the eccentric bottom of frock main body 4 with stator core when guaranteeing the stator core demoulding; After 4 Vehicle Processings of frock main body are accomplished; Location notch at the movable tightening plate 6 such as second circular milling 3 bodies such as frock such as branch such as grade of off-centre; The movable tightening plate 6 of frock body filled up in location notch under 10 millimeters the situation; Being fastened on the frock main body 4 with screw, is the control vehicle cylindrical with the location hole that cooperates with main shaft 2 on the frock main body 4 then, and cylindrical stays the mill amount; At this moment groove milling shape positioning key flute profile on the body upper semi-circle; Stator core flute profile as laminating different size with a kind of stator punching on the fruit product figure is a skewed slot; The skewed slot gradient is different with length; The skewed slot gradient is different, as shown in Figure 6 in the middle of flute profile mill wide, mill deeply, guarantee the replacing and the installation of flute profile location keyseat; After machining; Frock body cylindrical high-frequency quenching G45; After the completion, the frock body is the benchmark cylindrical grinding with the location hole that main shaft 2 cooperates, and excircle dimension tolerance and stator core are movingly; Simultaneously both ends of the surface are ground the motor stator core endoporus dimensional accuracy that assurance laminates and the perpendicularity precision of end face and endoporus; The purpose of design tensioner portable plate tensioner screw 7 is in order to accomplish tensioner portable plate tensioner and to unclamp action, and the design of grooved location keyseat 8 is for a kind of stator punching, laminates the stator core different specifications, and flute profile is a skewed slot; The gradient of skewed slot is different because of stator core length; Gradient is different; Replacing meets the flute profile location keyseat 8 of product design gradient; Flute profile positioning key 9 is contained in flute profile location keyseat 8 or the frock body flute profile positioning spline, the motor stator core flute profile Strategy Software Systems Co., Ltd (SSS) that assurance laminates, skewed slot flute profile gradient conformance with standard; Design back grip block 10, front clamp plate 11; The back grip block 10 of design, the interior hole dimension of front clamp plate 11 should be hole dimensions in the stator core; Dimensional tolerance is tolerance 0 ~+0.05 on the interior hole dimension of stator core; The tension that increases when avoiding frock activity tightening plate 6 tensioners causes the frame bore distortion.
10 millimeters backing plates are dismantled after frock body mill machines, and after movable tightening plate was loaded onto in the frock subject activity tensioner board slot, there were 10 millimeters gaps movable tightening plate bottom with subject activity tightening plate bottom land during tensioner; Through being retracted into screw, 10 millimeters gaps are arranged between movable tightening plate cylindrical and the stator core endoporus with after in the movable tightening plate retraction groove.
According to the product structure form, the detent mechanism of design stator core two ends spot welding end plate, tooth support and trim ring on grip block, the closed assembly precision of assurance spot welding end plate, tooth support and trim ring closed assembly; On back grip block 10 and front clamp plate 11 cylindricals, press product figure welding or cramp structure, design welding slot to make way or cramp groove; The groove width size of spot welding end plate or tooth support and internal diameter are bigger 2 ~ 3 millimeters than stator punching groove width size and internal diameter size, and the trim ring internal diameter size is bigger 10 ~ 15 millimeters than punching tooth root size; To tooth support or the correct location of trim ring be laminated on the motor stator; Laminate grip block 12 after the frock, front clamp plate 13 is designed to the version like Fig. 6; As shown in Figure 6, on forward and backward grip block, design boss, the outside dimension of boss is the trim ring internal diameter size, tolerance is movingly; The boss gauge is identical with the trim ring gauge, is convenient to trim ring and correctly locatees assembling; In the grip block bore design tool locating keyway is arranged, the tooth support number of teeth all is 3 multiple, so cut branch circular holes such as 3 at tooth support tooth root position and positioning spline corresponding section line, the circular hole aperture size is a tooth support groove width size; Assemble 3 straight pins, the straight pin outside dimension is a tooth support groove width size, and fit tolerance movingly; Straight pin protrusion grip block combines the size on plane littler 0.2 millimeter than tooth support thickness with tooth support, guarantee that tooth support afterwards laminates precision by the grip block location in stator core; On the cylindrical of grip block, require to be milled with the welding slot to make way according to product drawing.
The design of preceding levelling cushion block 12, back levelling cushion block 13, purpose are to guarantee that tensioner screw 7 is aligned and the stator core length of different length specification is changed levelling when press-fiting; Levelling cushion block 12 is fixed on the pressing plate 14 before 6, and levelling cushion block 13 five equilibriums are fixed on frock and main shaft and are located by connecting on the plate 3 after 6, miss 30 ° with tensioner portable plate 6, assurance tensioner screw tensioner, released position.
The purpose of pressing plate 14 and clamp nut 16 designs is to unclamp when laminating and compress; The design of horizontal pressing machine piston rod extension bar is to press-fit levelling for the stator core that guarantees different length series; Simultaneously in order to adapt to foreign expert's inlet pressure tester by dress; Guarantee pressure tester and horizontal pressing machine Pressure gauge pressure measurement of comparison, check horizontal pressing machine Pressure gauge to show the correctness of pressure.
The large and medium-sized motor of the present invention design laminates frock, on horizontal pressing machine, laminates or cramp, lamination, claps, suppresses, and is convenient in demoulding, and the downhand welding welding quality is good; Because the large and medium-sized tool locating precision that laminates of the present invention's design is good, cooperate rotating accuracy high with horizontal pressing machine, so the large and medium-sized motor stator core that is laminated guarantees that by the frock that laminates of the present invention precision is high, quality is good; Through over 8 years the time, in actual production process, update with the research and development of horizontal pressing machine.Theory is constantly summed up in the theoretical direction practice in practice, proves theoretical correctness in practice, at home and abroad laminates in the frock design, and unique advantage is arranged; The various large and medium-sized motor stator core that laminates frock production that the large and medium-sized motor stator core that designs with the present invention laminates meets the requirement of various large and medium-sized motor stator core product technology fully.
The present invention is operating instruction in actual production:
1, laminates frock length according to large and medium-sized motor, the horizontal pressing machine piston rod extension bar 15 that is fit to is loaded onto horizontal pressing machine.
2, frock and main shaft plate 3 location that are located by connecting are loaded onto on the horizontal pressing machine main shaft 2, bolt connects fastening, then with the frock main body with horizontal pressing machine main shaft 2 centering necks location, be fixed by bolts to frock and main shaft and be located by connecting on the plate 3.
3, will be fit to the back levelling cushion block 13 of folded stator core length be contained in frock and main shaft and be located by connecting on the plate 3; Rotary main shaft makes on the frock main body flute profile positioning key 9 up then; Movable tightening plate 6 is retracted into back dress back grip block 10 in the frock main body 4 activity tensioner board slots through being retracted into screw 19, prepares lamination; Between movable tightening plate cylindrical and the stator core endoporus 10 millimeters gaps are arranged.
4, during lamination with motor stator core spot welding end plate, tooth support and trim ring positioning and fixing on the grip block 10 of back; Then the stator punching flute profile is folded with flute profile positioning key 9 location and go up the frock body; Folding and clapping again that folded next is folded,, then spot welding end plate, tooth support and trim ring being positioned on the front clamp plate 11 after the front clamp plate is loaded onto frock up to the folded frock body of going up of a stator punching; The pressing plate 14 of levelling cushion block 12 before being equipped with is loaded onto frock, and dress clamp nut 16 backs prepare to compress.
5, compacting: start oil pump, align horizontal pressing machine pressure regulating valve 17, Pressure gauge 18 is indicated to preload pressure, press then and compress button, at this moment 1CT gets electricly, and pressure oil is cylinder before solenoid directional control valve gets into, and moves behind the piston; Through piston rod, clamp nut 16 compresses stator core under the preload pressure state, at this moment measure length correct after, the crawl release button; At this moment 1CT dead electricity, 2CT gets electric, and pressure oil is cylinder after solenoid directional control valve gets into; Clamp nut unclamps, and is retracted into screw 19, levelling activity tightening plate tensioner screw 7 on the movable tightening plate 6 unclamping under clamp nut 16 releasing orientations; Make movable tightening plate 6 tensioner frame bores, there are 10 millimeters gaps movable tightening plate bottom with subject activity tightening plate bottom land during tensioner, at this moment the rotary main shaft stator core cylindrical of clapping; After straight edge ruler measurement cylindrical linearity conformance with standard, align horizontal pressing machine pressure regulating valve 17, make the indication of Pressure gauge 18 pressure be transferred to the pressing pressure of appointment; By the pressed button, clamp nut 16 compresses stator core under the compaction pressure state, prepares welding or cramp.
6, the horizontal pressing machine pressure regulating valve 17 of levelling before the welding makes Pressure gauge indicated pressure reading meet welding pressure, with straight edge ruler revolution inspection stator core cylindrical linearity, begins welding after reliable, and welding is under packing state, to carry out; Weld article one seam during welding earlier, revolved 180 ° of weldering seconds seams, position while welding in the middle of forwarding to again welds the 3rd seam, changes 180 ° again and welds the 4th seam, by that analogy, up to all welding back cleaning welding slag, prepares the demoulding after the inspection weld seam conformance with standard.
7, the demoulding was carried out after all welding is accomplished in 3 ~ 5 minutes; Press release button before the demoulding earlier; Unclamp and take off clamp nut 16; Rotate frock after pressing plate 14 hung frock, make the flute profile positioning key be in the top, withdraw from movable tightening plate screw 7; Movable tightening plate is retracted into screw 19 through movable tightening plate is retracted in the frock main body 4, at this moment 10 millimeters gaps are arranged below the frock body and between the stator core internal diameter.Take off front clamp plate 11, stator core is sling, make stator core break away from flute profile positioning key 9, qualified stator core is deviate from frock reposefully with suspender.
Claims (7)
1. a large and medium-sized motor stator core laminates frock, and said frock laminates on horizontal pressing machine, and the said frock that laminates comprises frock body, frock and main shaft be located by connecting plate, pressing plate, back grip block and front clamp plate;
For middle size motor, the frock body is made up of frock main body and the movable tightening plate of frock body; The frock main body is made up of 170 ° of upper semi-circles and 190 ° of lower half circle; 190 ° of lower half circle and 170 ° of upper semi-circle off-centre; 190 ° of lower half circle are milled with frock body activity tensioner board slot 3 roads or 1 road; The movable tightening plate of frock body is installed in the frock body activity tensioner board slot, and the internal diameter of the external diameter of the frock body during tensioner, back grip block and front clamp plate equals the internal diameter size of stator core; At frock main body upper semi-circle external diameter center groove milling shape positioning spline, tankage shape positioning key;
For large-size machine, the frock body is made up of the movable tightening plate of frock main body, frock body-fixed plate and frock body; Be milled with six five equilibrium grooves on the frock main body; Three of upper semi-circles are frock body-fixed plate location notchs; Three of lower half circle are the movable tightening plate location notchs of frock body; The movable tightening plate location notch of frock body is than frock body-fixed plate location groove depth; Frock body-fixed plate is installed in the frock body-fixed plate location notch, and the movable tightening plate of frock body is installed in the movable tightening plate location notch of frock body, and the internal diameter of the external diameter of the frock body during tensioner, back grip block and front clamp plate equals the internal diameter size of stator core; Be installed in groove milling shape positioning spline on the frock body-fixed plate at frock main body upper semi-circle external diameter center, tankage shape positioning key;
Back grip block and front clamp sleeve-board are on the frock main body; Frock main body and frock and the main shaft plate that is located by connecting is installed in the front end of horizontal pressing machine main shaft; The piston rod that stretches out from the front end of horizontal pressing machine main shaft passes frock main body and pressing plate; The piston rod front end install clamp nut fastening with compress, frock and main shaft are located by connecting and are fixed with back levelling cushion block, grip block after back levelling cushion block is close on the plate; Levelling cushion block before being fixed with on the pressing plate, preceding levelling cushion block is close to the front clamp plate.
2. a kind of large and medium-sized motor stator core as claimed in claim 1 laminates frock; It is characterized in that: for middle size motor; Replacing for the ease of the flute profile positioning key of different gradients; Be installed in frock main body upper semi-circle external diameter center groove milling shape location keyseat groove, tankage shape location keyseat, flute profile location keyseat is provided with the flute profile positioning key.
3. a kind of large and medium-sized motor stator core as claimed in claim 1 laminates frock; It is characterized in that: for large-size machine; Replacing for the ease of the flute profile positioning key of different gradients; The frock body-fixed plate that is installed in frock main body upper semi-circle external diameter center by about two fixed supported slabs forms with middle flute profile location keyseat, flute profile is located keyseat and is provided with the flute profile positioning key.
4. a kind of large and medium-sized motor stator core as claimed in claim 1 laminates frock; It is characterized in that: in order to adapt to press-fiting of various stator cores; Be provided with the piston rod adapter sleeve piston rod extension bar be connected with piston rod, piston extension bar front end install clamp nut fastening with compress.
5. a kind of large and medium-sized motor stator core as claimed in claim 1 laminates frock; It is characterized in that: for middle size motor, the movable tightening plate of the frock body during said tensioner and the distance of subject activity tightening plate bottom land equal the offset of 190 ° of lower half circle and 170 ° of upper semi-circles.
6. a kind of large and medium-sized motor stator core as claimed in claim 1 laminates frock; It is characterized in that: for large-size machine, the frock body during said tensioner movable tightening plate and the distance of subject activity tightening plate bottom land equal the degree of depth of the movable tightening plate location notch of frock body greater than frock body-fixed plate location notch.
7. a kind of large and medium-sized motor stator core as claimed in claim 1 laminates frock, it is characterized in that: be provided with movable tightening plate tensioner screw in the middle of the movable tightening plate of said frock body, both sides are provided with movable tightening plate and are retracted into screw.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201210045801 CN102545492B (en) | 2012-02-27 | 2012-02-27 | Large-sized and medium-sized motor stator iron core laminating tool |
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| CN 201210045801 CN102545492B (en) | 2012-02-27 | 2012-02-27 | Large-sized and medium-sized motor stator iron core laminating tool |
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| CN102545492B CN102545492B (en) | 2013-10-23 |
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| CN103401374A (en) * | 2013-07-31 | 2013-11-20 | 常州神力电机股份有限公司 | Elevator motor stator iron core press fitting machine formed by laminated rivet sector piece blocks |
| CN103401375A (en) * | 2013-07-31 | 2013-11-20 | 常州神力电机股份有限公司 | Elevator motor stator iron core press fitting tool formed by laminated rivet sector piece blocks |
| CN106787504A (en) * | 2017-03-24 | 2017-05-31 | 常州神力电机股份有限公司 | Large-size machine stator core Horizontal assembling press |
| CN106736167A (en) * | 2016-12-30 | 2017-05-31 | 无锡明珠钢球有限公司 | Horizontal stator welding tooling |
| CN106826049A (en) * | 2016-12-30 | 2017-06-13 | 无锡明珠钢球有限公司 | Stator welding tooling |
| CN107317441A (en) * | 2017-07-28 | 2017-11-03 | 安徽皖南电机股份有限公司 | Electric machine stator iron press-fits swollen tire |
| CN109412362A (en) * | 2018-12-20 | 2019-03-01 | 常州神力电机股份有限公司 | A kind of folded thick pressurizing device of wind turbine iron core |
| WO2024001122A1 (en) * | 2022-06-30 | 2024-01-04 | 宁波中科毕普拉斯新材料科技有限公司 | Method for preparing laminated amorphous and nanocrystalline core |
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| CN107317441A (en) * | 2017-07-28 | 2017-11-03 | 安徽皖南电机股份有限公司 | Electric machine stator iron press-fits swollen tire |
| CN109412362A (en) * | 2018-12-20 | 2019-03-01 | 常州神力电机股份有限公司 | A kind of folded thick pressurizing device of wind turbine iron core |
| CN109412362B (en) * | 2018-12-20 | 2023-05-23 | 常州神力电机股份有限公司 | Wind turbine iron core stacking thickness pressurizing device |
| WO2024001122A1 (en) * | 2022-06-30 | 2024-01-04 | 宁波中科毕普拉斯新材料科技有限公司 | Method for preparing laminated amorphous and nanocrystalline core |
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Owner name: CHANGZHOU SHENLI MOTOR CO., LTD. Free format text: FORMER NAME: CHANGZHOU SHENLI ELECTRICAL MOTOR CO., LTD. |
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Address after: 213013, 88, Dongcheng Road, Ding Yan Street, Changzhou, Jiangsu Patentee after: Changzhou Shenli Electrical Machine Co., Ltd. Address before: 213013, 88, Dongcheng Road, Ding Yan Street, Changzhou, Jiangsu Patentee before: Changzhou Shenli Mold Co., Ltd. |