CN114242441A - Automatic production line method and system for transformer iron core silicon steel sheet cross shear - Google Patents
Automatic production line method and system for transformer iron core silicon steel sheet cross shear Download PDFInfo
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- CN114242441A CN114242441A CN202210071909.0A CN202210071909A CN114242441A CN 114242441 A CN114242441 A CN 114242441A CN 202210071909 A CN202210071909 A CN 202210071909A CN 114242441 A CN114242441 A CN 114242441A
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- 229910000976 Electrical steel Inorganic materials 0.000 title claims abstract description 159
- 238000000034 method Methods 0.000 title claims abstract description 38
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 26
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 13
- 239000000463 material Substances 0.000 claims abstract description 146
- 238000005498 polishing Methods 0.000 claims abstract description 95
- 230000007246 mechanism Effects 0.000 claims abstract description 88
- 238000010008 shearing Methods 0.000 claims abstract description 35
- 230000008569 process Effects 0.000 claims abstract description 16
- 230000008859 change Effects 0.000 claims abstract description 15
- 238000001514 detection method Methods 0.000 claims abstract description 13
- 230000002742 anti-folding effect Effects 0.000 claims description 38
- 230000003139 buffering effect Effects 0.000 claims description 29
- 238000006073 displacement reaction Methods 0.000 claims description 23
- 238000007599 discharging Methods 0.000 claims description 14
- 238000005452 bending Methods 0.000 claims description 12
- 230000009471 action Effects 0.000 claims description 7
- 230000004888 barrier function Effects 0.000 claims description 6
- 238000012546 transfer Methods 0.000 claims description 6
- 230000007723 transport mechanism Effects 0.000 abstract description 5
- 238000005096 rolling process Methods 0.000 description 11
- 239000000428 dust Substances 0.000 description 9
- 238000003825 pressing Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 230000003028 elevating effect Effects 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/0206—Manufacturing of magnetic cores by mechanical means
- H01F41/0233—Manufacturing of magnetic circuits made from sheets
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses an automatic production line method for cross shearing of silicon steel sheets of a transformer iron core, which comprises the following processes of: the coil is arranged on an unreeling machine and continuously rotates to unreel, the led-out material belt is in a U-shaped bent direction below the coil, and the inward bent side of the U-shaped bend faces the conveying direction of the material belt; while the material belt is conveyed, carrying out position detection on the material belt on the inward-bent side of the material belt, detecting the position change of the material belt at the trough of the inward bend, and maintaining the shape of the U-shaped bend; the material belt is conveyed after being led out and is sheared through a shearing machine to form a plurality of isosceles trapezoid-shaped silicon steel sheets; polishing the silicon steel sheet by a polishing mechanism in the conveying process, polishing the edges of two shearing ends of the silicon steel sheet, and removing burrs; the silicon steel sheet after polishing divides the material through multiunit transport mechanism to collect and pile up the silicon steel sheet, can carry out automatic, the manufacturing of serialization to the material area.
Description
Technical Field
The invention belongs to the field of transformers, and particularly relates to a method and a system for an automatic production line of cross shear of silicon steel sheets of a transformer iron core.
Background
In the process of operation of the transverse shearing line, the unwinding machine, the shearing machine, the conveyer and other mechanisms are used for unwinding, conveying and shearing the material belt, and in the process of operation of the transverse shearing line, because motors of the unwinding, guiding, conveying and other mechanisms are in polar speed regulation and work independently, the feeding, feeding and discharging steps of all the processes are easy to be inconsistent. If the speed balance cannot be maintained, the effect during blanking is easily influenced, and the silicon steel strip is pulled to deform or break due to untimely adjustment, which causes waste. In response to this problem, the current production line is generally provided with a buffer pit, which requires additional equipment or excavation of the pit, and the production line occupies a large space and needs to be improved. In addition, burrs exist at the edges of the cut silicon steel sheets, and the automatic integration degree of a production line is insufficient due to the fact that most of the silicon steel sheets are ground through subsequent equipment or manual work at present, and improvement is needed.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects in the prior art, the invention provides the method and the system for the automatic production line of the transformer core silicon steel sheet cross shear, which can carry out automatic and serial processing and manufacturing on the material belt.
The technical scheme is as follows: in order to achieve the purpose, the technical scheme of the invention is as follows:
an automatic production line method for cross shearing of silicon steel sheets of transformer cores comprises the following processes:
step 1: the coil is arranged on an unreeling machine and continuously rotates to unreel, the led-out material belt is in a U-shaped bent direction below the coil, and the inward bent side of the U-shaped bend faces the conveying direction of the material belt;
and a step 2: while the material belt is conveyed, carrying out position detection on the material belt on the inward-bent side of the material belt, detecting the position change of the material belt at the trough of the inward bend, and maintaining the shape of the U-shaped bend;
step 3: the material belt is conveyed after being led out and is sheared through a shearing machine to form a plurality of isosceles trapezoid-shaped silicon steel sheets;
and step 4: polishing the silicon steel sheet by a polishing mechanism in the conveying process, polishing the edges of two shearing ends of the silicon steel sheet, and removing burrs;
step 5: the polished silicon steel sheets are distributed through a plurality of groups of conveying mechanisms and are collected and stacked.
Further, when the depth of the trough at the inner bending side of the material belt is smaller than a preset value, the conveying speed of the conveying mechanism at the material belt leading-out end is kept unchanged, the unreeling speed is increased by the unreeling machine and is maintained for a preset time, or a plurality of unreeling machines unreel the material belt with a preset length, and then the unreeling machine returns to the initial unreeling speed and is sequentially and circularly reciprocated.
Furthermore, a material belt leading-out end positioned below the unreeling machine is arranged in a high-low inclined mode, a trough of the material belt is positioned on the low end side, the leading-out end of the material belt is positioned on the high end side, and the material belt is transferred and displaced from the low side to the high side; the material belt forms a U-shaped bent trend in an inclined and drooping shape under the action of the dead weight, and the position of the U-shaped bend can be dynamically changed under the action of the dead weight.
The system for implementing the automatic production line method for the transformer core silicon steel sheet cross shear comprises an unreeling feeding device, a shearing device, a polishing device and a silicon steel sheet stacking device which are sequentially arranged in the conveying direction, wherein the unreeling feeding device gradually unreels a coil stock, the shearing device cuts the unreeled material belt, the polishing device polishes two shearing edges of the sheared silicon steel sheets, and the silicon steel sheet stacking device collects and stacks the silicon steel sheets.
Furthermore, the unreeling and feeding device comprises an unreeling machine, a guide platform and an anti-folding assembly, wherein the guide platform is arranged below the unreeling machine at a certain interval, the guide platform is arranged in a high-low inclined mode, the lower end side of the guide platform is arranged corresponding to the unreeling machine, and the upper end side of the guide platform is a discharge end of the material belt; constitute the buffering space that the feed area cushioned between direction platform and the unreeling machine, the material area is U type form trend in buffering space, the top interval of direction platform is provided with prevents the subassembly of rolling over, prevent rolling over and constitute the confession between subassembly and the direction platform the direction passageway that the material area passes through, prevent the subassembly setting in the incurve side in material area.
Furthermore, the unreeling and feeding device comprises an unreeling machine, a guide platform and an anti-folding assembly, wherein the guide platform is arranged below the unreeling machine at a certain interval, the guide platform is arranged in a high-low inclined mode, the lower end side of the guide platform is arranged corresponding to the unreeling machine, the high end side of the guide platform is a discharge end of the material belt, and the guide platform supports a lower layer of the material belt of the U-shaped buffer material belt; constitute the buffering space that the feed area cushioned between direction platform and the unreeling machine, the material area is horizontal U type form trend in buffering space, the top interval of direction platform is provided with prevents the subassembly of rolling over, prevent rolling over and constitute the confession between subassembly and the direction platform the direction passageway that the material area passes through, prevent the subassembly setting of rolling over and pass in the intubate side in material area, the lower floor material area that is the buffering material area of the curved form of U type is drawn forth behind the direction passageway to shearing mechanism.
Furthermore, the anti-folding assembly comprises an inner supporting shaft and an anti-folding cylinder, the inner supporting shaft is erected above the guide platform, the anti-folding cylinder is movably sleeved on the outer side of the inner supporting shaft and rotates around a shaft relative to the inner supporting shaft, the outer wall surface of the anti-folding cylinder is in contact with the inner-bending side wall of the material belt, the material belt is arranged through the inner support of the anti-folding cylinder, and the U-shaped inner bending of the material belt is limited by the anti-folding cylinder to form the minimum bending radius; the inner diameter of the anti-folding cylinder body is larger than the outer diameter of the inner support shaft, the anti-folding cylinder body is sleeved on the outer side of the inner support shaft at intervals, and the anti-folding cylinder body is movably arranged relative to the inner support shaft in the radial direction; the buffer material belt in the elastic change state drives the anti-folding cylinder to move in the radial direction in a full degree of freedom manner.
Further, it is provided with the sliding seat to slide along the direction of material belt direction of transfer on the direction platform, interior axle that props transversely sets up on the sliding seat, interior axle that props sets up along the width direction of direction platform, be provided with position detection component corresponding to the sliding seat on the direction platform, just position detection component is located and keeps away from the one side of taking the inflexion in the material, and dynamic change's buffering material belt supports and presses in the side of preventing folding mechanism, and drives the sliding seat towards detection component dynamic displacement change, position detection component detects the position state of sliding seat towards the displacement of direction platform discharge end one side.
Furthermore, the polishing device comprises a discharge platform, a conveying mechanism and polishing mechanisms, wherein the polishing mechanisms are arranged at the discharge end of the discharge platform, the two groups of polishing mechanisms are symmetrically arranged at the upper side and the lower side of the silicon steel sheet to be polished, a polishing channel is formed between the two groups of polishing mechanisms, the two groups of polishing mechanisms simultaneously polish the upper surface and the lower surface of the silicon steel sheet to be polished in the polishing channel, the conveying mechanism is arranged on the discharge platform close to the discharge end of the discharge platform, and the silicon steel sheet to be polished on the discharge platform sequentially moves towards the polishing channel through the conveying mechanism; the discharging platform is provided with a first lifting mechanism, a polishing mechanism is arranged on the lifting end of the first lifting mechanism, the polishing mechanism is adjusted towards the silicon steel sheet to be polished through the displacement of the first lifting mechanism, and the height of a polishing channel is adjusted through the displacement change of the two groups of polishing mechanisms;
the polishing mechanism comprises polishing rotary belts, the rotary directions of the polishing rotary belts are perpendicular to the discharging direction of the silicon steel sheet, the polishing rotary belts are arranged in the same direction of polishing the silicon steel sheet, the outer ring surface of each polishing rotary belt is a polishing surface, an elastic mechanism is arranged in the inner ring of each polishing rotary belt, the polishing rotary belts face the belt body on one side of the silicon steel sheet to be polished and are elastically pressed through the elastic mechanisms, and the polishing rotary surfaces are elastically pressed on the silicon steel sheet to be polished through the elastic mechanisms.
The silicon steel sheet stacking device comprises a base, a swinging mechanism, a swinging plate and a heightening inclined plate, wherein one end of the swinging plate is hinged to the base through a rotating shaft, the swinging mechanism is arranged on the base adjacent to the swinging plate, the distance between the swinging plate and the swinging axis is arranged corresponding to the swinging mechanism, the swinging mechanism drives the swinging plate to swing in a reciprocating mode in a vertical plane, the swinging plate in the reciprocating swing mode vibrates silicon steel sheets in a stacked state, the distance between the heightening inclined plate and the swinging plate is arranged on the base, the heightening inclined plate is used for heightening one edge of the silicon steel sheets in the stacked state, a stacking area for stacking the silicon steel sheets is formed between the heightening inclined plate and the swinging plate, the bottom surface of the stacking area is in a high-low inclined arrangement, and the lower end side of the stacking area faces the swinging plate; the silicon steel sheets in the stacking area are stacked in an inclined mode.
Furthermore, the base is concavely provided with guide sliding chutes, the guide sliding chutes and the stacking area are respectively positioned at two sides of the oscillating plate, the shape of the accommodating area of each guide sliding chute is matched with that of a single silicon steel sheet, the guide sliding chutes are communicated with the bottom of the stacking area, silicon steel sheet guide channels are formed between the guide sliding chutes and the oscillating plate, and the guide surfaces of the guide sliding chutes and the silicon steel sheets are in the same inclination direction; the silicon steel sheets at the bottom of the stacking area slide and displace into the guide sliding chute through the silicon steel sheet guide channel; the silicon steel sheet guide channel is only used for silicon steel sheets with single thickness to slide through, one end of the guide sliding chute, which is far away from the swinging plate, is provided with a barrier strip, and the distance from the barrier strip to the swinging axis of the swinging plate is greater than the width of the silicon steel sheets; the silicon steel sheet in the guide sliding groove can be taken and placed up and down in the vertical direction.
Has the advantages that: in the process, the material belt discharged by the unreeling machine is in a U-shaped trend, and the drawn material belt is supported by the supporting surface, so that a transversely arranged buffering space is formed for buffering the material belt, the occupied space can be reduced, the facility cost is reduced, in addition, a grinding mechanism is arranged in the production line process for grinding the cut silicon steel sheet, and the integral automatic integration degree of the production line can be improved.
Drawings
FIG. 1 is a schematic process flow diagram of the overall structure of the present invention;
FIG. 2 is a schematic perspective view of the overall system of the present invention;
FIG. 3 is a front view of the overall system of the present invention;
fig. 4 is a schematic perspective view of the unwinding and feeding device of the present invention;
fig. 5 is an enlarged schematic structural view of a part a of the unreeling and feeding device of the present invention;
fig. 6 is an assembly schematic view of a guide slide seat and an anti-folding component of the unreeling and feeding device of the invention;
fig. 7 is an assembly schematic view of the guide slide and the folding prevention component of the unwinding feeding device from another view angle;
FIG. 8 is an enlarged, fragmentary, schematic view of the polishing apparatus of the present invention;
figure 9 is a perspective view of the sanding device of the present invention from the perspective of the direction of conveyance;
FIG. 10 is a perspective view of another perspective of the polishing device of the present invention;
fig. 11 is a schematic perspective view of a silicon steel sheet stacking apparatus according to the present invention;
fig. 12 is a side view of a silicon steel sheet stacking apparatus according to the present invention;
fig. 13 is a schematic half-sectional view of a silicon steel sheet stacking apparatus according to the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 to 3, an automatic production line method for cross shearing of silicon steel sheets of a transformer iron core comprises the following processes:
step 1: the coil is arranged on an unreeling machine and continuously rotates to unreel, the led-out material belt 10 is in a U-shaped bent direction below the coil, and the inward bent side of the U-shaped bend faces the conveying direction of the material belt;
and a step 2: while the material belt is conveyed, carrying out position detection on the material belt on the inward-bent side of the material belt, detecting the position change of the material belt at the trough of the inward bend, and maintaining the shape of the U-shaped bend;
step 3: the material belt 10 is conveyed after being led out and is sheared by a shearing machine to form a plurality of isosceles trapezoid-shaped silicon steel sheets;
and step 4: polishing the silicon steel sheet by a polishing mechanism in the conveying process, polishing the edges of two shearing ends of the silicon steel sheet, and removing burrs;
step 5: the polished silicon steel sheets are distributed through a plurality of groups of conveying mechanisms and are collected and stacked.
When the depth of the wave trough on the inner bending side of the material belt is smaller than a preset value, the conveying speed of a conveying mechanism of the material belt leading-out end is kept unchanged, the unreeling speed is increased by the unreeling machine and the preset time is maintained, or a plurality of unreeling machines unreel the material belt with the preset length, then the unreeling machine returns to the initial unreeling speed, and the process is repeated in sequence.
The material belt leading-out end 100 positioned below the unreeling machine is arranged in a high-low inclined mode, the trough of the material belt 10 is positioned on the low end side, the leading-out end of the material belt is positioned on the high end side, and the material belt is transferred and displaced from the low side to the high side; the material belt forms a U-shaped bent trend in an inclined and drooping shape under the action of the dead weight, and the position of the U-shaped bend can be dynamically changed under the action of the dead weight.
The system for implementing the automatic production line method for the transformer core silicon steel sheet cross shear comprises an unreeling feeding device 1, a shearing device 4, a polishing device 2 and a silicon steel sheet stacking device 3 which are sequentially arranged in the conveying direction, wherein the unreeling feeding device 1 gradually unreels a coil stock, the shearing device 4 cuts the material belt after unreeling, the polishing device 2 polishes two shearing edges of the silicon steel sheet after shearing, and the silicon steel sheet stacking device 3 collects and stacks the silicon steel sheet.
As shown in fig. 4 to 7, an automatic unwinding feeding device for iron core silicon steel sheet coiled materials comprises an unwinding machine 1.1, a guiding platform 1.2 and an anti-folding assembly 1.3, wherein the guiding platform 1.2 is arranged below the unwinding machine 1.1 at a distance, a buffering space for buffering a material belt 10 is formed between the guiding platform 1.2 and the unwinding machine 1.1, the material belt 10 moves in a U-shaped direction in the buffering space, the lower half layer of the material belt 10 is supported on the guiding platform, the upper half layer of the material belt is connected to an unwinding end 1.4 of the unwinding machine, the material belt discharged through the unwinding machine moves in a U-shaped direction, the led-out material belt is supported through the guiding platform, so that a transversely arranged buffering space is formed, the facility cost can be reduced, the anti-folding assembly 1.3 is arranged above the guiding platform 1.2 at a distance, a guiding channel for the material belt 10 to pass through is formed between the anti-folding assembly 1.3 and the guiding platform 1.2, prevent that subassembly 1.3 sets up in the intubate side in material area 10, the lower floor material area that is the crooked buffering material area of U type passes the guiding channel draws forth to shearing mechanism. Support the interior side that bends in the material area through preventing rolling over the subassembly, can effectually prevent that the material area from being excessively buckled, can cushion and buffer protection the material area, guarantee that the material area unreels the stability of material loading.
The anti-folding component 1.3 comprises an inner supporting shaft 1.5 arranged on the guide platform 1.2 and an anti-folding cylinder 1.6 sleeved on the inner supporting shaft 1.5, the anti-folding cylinder 1.6 is arranged around a shaft relative to the inner supporting shaft 1.5, and the anti-folding cylinder 1.6 is arranged in contact with the inner bending side wall of the material belt 10; the material area is through preventing rolling over the barrel internal stay, simultaneously, when the material area by the tractive displacement, can drive and prevent rolling over barrel 1.6 pivoting, reduces the material area and prevents rolling over the friction of barrel 1.6.
The U-shaped inner bend of the material belt limits the minimum bending radius through an anti-bending cylinder body 1.6; prevent that the internal diameter of roll over barrel 1.6 is greater than the external diameter of interior stay axle 1.5, the roll over barrel 1.6 distance cover is established in the outside of interior stay axle 1.5, prevent roll over barrel 1.6 to setting up to interior stay axle 1.5 activity on radial direction. The drive is taken to buffering material under the elasticity change state prevent roll over barrel 1.6 full degree of freedom displacement on radial direction, and the material area after the buffering is for preventing roll over the barrel displacement, when the material area to preventing roll over barrel 1.6 and carry out the developments when supporting the pressure, can make and prevent roll over barrel 1.6 developments including the vaulting axle 1.5 rotate to the dynamic change in adaptation material area makes and prevents roll over the barrel and take the interior curved contact of laminating all the time of material.
The anti-folding barrel body 1.6 comprises an outer ring body 1.7 with two through ends and end plates 1.8 arranged at two end openings of the outer ring body 1.7, wherein movable holes 9 for the inner supporting shafts 1.5 to movably penetrate through are formed in the end plates 1.8, the structure can reduce the quality of the anti-folding barrel body 1.6, and the anti-folding barrel body 1.6 can be pulled to ascend or descend for displacement compensation when the tightness of the material belt is changed.
The anti-folding cylinder body 1.6 is in the lowest position state, the distance between the anti-folding cylinder body 1.6 and the guide platform 1.2 is larger than or equal to the thickness of the material belt 10, preferably, the distance is slightly larger than the thickness of the material belt, the material belt is guided through the guide channel, and the material belt can be attached to the guide platform as far as possible.
The guide platform 1.2 is arranged in a high-low inclined mode, the low end side of the guide platform 1.2 is arranged corresponding to the unreeling machine, the high end side of the guide platform 1.2 is a discharge end of the material belt 10, and the guide platform 1.2 supports a lower layer material belt of the U-shaped buffer material belt; through the slope setting of height, can make the material area of buffering to bottom side displacement under the effect of gravity, guarantee and maintain the buffering trend of U type.
The utility model discloses a mechanism of preventing folding, including direction platform 1.2, material area delivery direction, guide platform 1.2 goes up and is provided with sliding seat 1.11 along material area direction of transfer, just sliding seat 1.11 direction slip sets up on direction platform, interior axle 1.5 that props transversely sets up on sliding seat 1.11, interior axle 1.5 that props sets up along direction platform 1.2's width direction, be provided with position detection component 1.12 corresponding to sliding seat 1.11 on direction platform 1.2, just position detection component 1.12 is located and keeps away from the one side of interior bend in the material area, and dynamic change's buffering material area is supported and is pressed in the side of preventing folding mechanism, and drives sliding seat 1.11 towards detection component 1.12 dynamic displacement change, position detection component 1.12 detects the position state of sliding seat 1.11 towards direction platform 1.2 discharge end one side displacement. When the length of material area buffering was not enough in the buffering space, the material area then the tensioning supports and presses on preventing rolling over barrel 1.6 to make sliding seat 1.11 towards the discharge end one side displacement in direction platform 1.2, when the displacement reaches the certain distance, then show that the material area buffering is seriously not enough and surpass predetermined length, detect the back through position detecting element 1.12 this moment, the unreeling speed of system regulation unreeling machine 1.1 increases the material area buffering length in the buffering space. The position detection elements 1.12 are distance sensors, pressure sensors, proximity switches, etc.
Sliding seat 1.11 sets up on guide platform through reset spring 1.13, just reset spring 1.13's elasticity direction is the same with the direction of transfer of material area on guide platform, the last guide bar 1.15 that is provided with of guide platform, the guide bar is worn to establish on sliding seat 1.11 and is led the sliding seat, it is provided with spring fixing base 1.14 to correspond reset spring 1.13 on the guide platform 1.2, spring fixing base 1.14 sets up corresponding to the outer bend in buffering material area, and when the length of material area buffering was not enough in the buffer space, the material area then tensioning supports and presses on preventing rolling over barrel 1.6, and the sliding seat makes reset spring tensile, and when buffering material area length was enough, the sliding seat then resets through reset spring.
As shown in fig. 8-10, a grinding device is cut to transformer core silicon steel sheet's cross cut, including discharging platform 2.1, transport mechanism 2.2 and grinding machanism 3.3, discharging platform 2.1 is last to be provided with two sets of spacing conducting bar 4 that set up along direction of transfer for constitute the direction passageway of silicon steel sheet displacement, discharging platform 2.1's discharge end is provided with grinding machanism 3.3, and two sets of grinding machanism 3.3 symmetry sets up in the upper and lower both sides of waiting to grind silicon steel sheet 2.5, and is two sets of constitute the passageway of polishing between the grinding machanism 3.3, and two sets of grinding machanism is polished the upper and lower two sides of waiting to grind silicon steel sheet 2.5 in the passageway simultaneously, transport mechanism 2.2 is close to discharging platform's discharge end setting on discharging platform 2.1, just wait to grind silicon steel sheet 2.5 on the discharging platform through transport mechanism 2.2 displacement in the passageway of polishing in proper order. The two side surfaces of the silicon steel sheet are simultaneously polished by the two groups of symmetrically arranged polishing mechanisms, so that the silicon steel sheet polishing machine has higher polishing efficiency.
Discharging platform 2 is last to be provided with first elevating system 2.10, the lift of first elevating system 2.10 is served and is provided with grinding machanism 3.3, grinding machanism 3.3 is adjusted towards treating the displacement of grinding silicon steel sheet 2.5 through first elevating system 2.10, and through the displacement adjustment of first elevating system, the height of the passageway of polishing can be adjusted to the adaptation is polished the silicon steel sheet of different thickness.
The polishing mechanism 3.3 comprises a polishing rotary belt 2.11, the outer ring surface of the polishing rotary belt 2.11 is a polishing surface, an elastic mechanism is arranged in the inner ring of the polishing rotary belt 2.11, the belt body of the polishing rotary belt 2.11 facing one side of the silicon steel sheet to be polished is elastically pressed by the elastic mechanism, the polishing rotary belt is elastically pressed by the elastic mechanism, the polishing rotary surface is elastically pressed on the silicon steel sheet to be polished by the elastic mechanism, the polishing surface can be in close contact with the silicon steel sheet, and the polishing effect is guaranteed.
The elastic mechanism comprises a fixed plate 2.12, an elastic body 2.14 and a pressing plate 2.15, the fixed plate 2.12 is arranged on the discharging platform, the fixed plate 2.12 is arranged at the inner ring of the polishing rotary belt 2.11 through a supporting block 2.16 suspension, the pressing plate 2.15 is arranged in the polishing rotary belt 2.11 in a laminating contact mode, the pressing plate is arranged towards one side of the silicon steel sheet to be polished 2.5, and the pressing plate 2.15 is connected onto the fixed plate 2.12 through the elastic body.
The pressing plate is characterized in that a plurality of guide posts 2.13 are vertically arranged on the pressing plate 2.15, one ends of the guide posts 2.13 are movably arranged on the fixing plate in a penetrating mode, the elastic bodies 2.14 are reset springs, the elastic bodies are sleeved on the outer sides of the guide posts, and the stability and the guidance performance of the pressing plate are improved through the guide posts 2.13.
The rotating direction of the two groups of the polishing rotating belts 2.11 is perpendicular to the discharging direction of the silicon steel sheet, the polishing directions of the two groups of the polishing rotating belts 2.11 to the silicon steel sheet are the same, the upper side surface and the lower side surface of the silicon steel sheet can be stably polished through the polishing rotating belts, and the whole appearance surface is guaranteed to have no particles, burrs and the like.
The conveying mechanism 2.2 comprises a second lifting mechanism 2.20, a rotating mechanism 2.21 and driving wheels 2.22, the second lifting mechanism 2.20 is arranged above the discharging platform, the lifting end of the second lifting mechanism 2.20 is provided with the rotating mechanism 2.21, the rotating end of the rotating mechanism 2.21 is provided with at least one group of driving wheels 2.22, the rotating mechanism 2.21 is a double-shaft motor in the embodiment, and the wheel surfaces of the driving wheels 2.22 are in contact with the silicon steel sheets to be ground 2.5 in an attaching manner; the silicon steel sheet to be ground 2.5 moves towards the grinding channel through the driving wheel 2.22.
Two sets of the one end of revolving band 2.11 of polishing is provided with the dust removal subassembly, just the dust removal subassembly sets up the end of polishing of revolving band 2.11 of polishing, the dust removal subassembly is cleared up the dust on the revolving band of polishing, the dust removal subassembly is including preventing that easy box 2.23 and air-blow pole 2.24, the one end opening of preventing easy box 2.23 sets up, and the opening side covers establishes in two sets of outsides of revolving band 2.11 of polishing, be provided with two sets of air-blow poles 2.24 on preventing the ease box 2.23, and two sets of air-blow pole 2.24 is corresponding to the setting of the area face air-blowing of two revolving bands of polishing respectively for get rid of the dust on the area face, gas outlet 2.25 has been seted up on preventing the ease box, be provided with the dust screen in the gas outlet.
Still rotate in the anti-ease box 2.23 and be provided with roller brush 2.26, roller brush 2.26 sets up corresponding to the discharge end of two gyration areas of polishing, can remove dust the clearance to two area faces in the play material area of polishing simultaneously, increase dust clearance degree.
As shown in fig. 11 to 13, a stacking device for silicon steel sheets of a transformer core comprises a base 3.1, a swinging mechanism 3.2, a swinging plate 3.3 and a heightening inclined plate 3.4, wherein one end of the swinging plate 3.3 is hinged to the base 3.1, the swinging mechanism 3.2 is arranged on the base 3.1 and is adjacent to the swinging plate, a plate body of the swinging plate 3.3 at a distance from a swinging axis is arranged corresponding to the swinging mechanism 3.2, the swinging mechanism 3.2 is a crank-swing rod mechanism or a shock exciter and the like, the swinging mechanism 3.2 drives the swinging plate 3.3 to swing back and forth in a vertical plane, the swinging plate in a back-and-forth swinging state vibrates the silicon steel sheets in a stacked state, the heightening inclined plate 3.4 at a distance from the swinging plate 3.3 is arranged on the base 3.1, the heightening inclined plate is used for one edge of the silicon steel sheets in the heightening stacked state, a silicon steel sheet stacking area 3.5 for stacking the silicon steel sheets is formed between the heightening inclined plate 3.4 and the swinging plate 3.3, the bottom of stacking district 3.5 is the slope setting of height, just the low side that stacks district 3.5 is towards in swing plate 3.3, and the board is carried out the bed hedgehopping to one side of silicon steel sheet through bed hedgehopping inclined plate for the silicon steel sheet is towards one side slope, then through swing mechanism drive swing plate reciprocating swing again, makes the silicon steel sheet that stacks vibrate in reciprocating on the horizontal direction, thereby makes the uneven silicon steel sheet that stacks laminate in swing plate, makes the collection of silicon steel sheet simple, and very neat.
The heightening inclined plate 3.4 is of a wedge-shaped plate structure, the upper surface of the heightening inclined plate 3.4 is a wedge surface, the lower end side of the heightening inclined plate 3.4 is arranged corresponding to the swinging plate 3.3, and the heightening inclined plate 3.4 is used for bearing the silicon steel sheet 3.6 and enabling the silicon steel sheet 3.6 to incline towards one side of the swinging plate 3.3. The swing plate 3.3 sets up corresponding to the long edge of silicon steel sheet 3.6, because long edge is heavier, can make the focus side of silicon steel sheet towards the low side displacement in the stack district, also do benefit to it simultaneously and make the silicon steel sheet regular towards one side when vibrating. The length of the oscillating plate 3.3 is greater than the length of the long edge of the silicon steel sheet 3.6, so that the oscillating plate 3.3 can be completely attached to the silicon steel sheet, and the silicon steel sheet can be favorably straightened.
Be provided with tip pin 3.7 on base 3.1 on the length direction of silicon steel sheet 3.6, the displacement of tip pin 3.7 spacing silicon steel sheet in the discharge direction prevents that the silicon steel sheet from reducing the dislocation distance of each silicon steel sheet on the direction of transfer because the inertia ejection of compact is too far on transport mechanism.
The base 3.1 is concavely provided with guide sliding grooves 3.10, the guide sliding grooves 3.10 and the stacking area 3.5 are respectively positioned at two sides of the swinging plate 3.3, the shape of the accommodating area of the guide sliding grooves 3.10 is matched with that of a single silicon steel sheet, the guide sliding grooves 3.10 are communicated with the bottom of the stacking area 3.5, silicon steel sheet guide channels 3.11 are formed between the guide sliding grooves 3.10 and the swinging plate 3.3, the silicon steel sheet guide channels 3.11 only allow silicon steel sheets with single thickness to pass through under the action of self weight, the height of each guide channel 11 is slightly larger than the thickness of one silicon steel sheet and smaller than the thickness of two silicon steel sheets, the silicon steel sheets at the bottommost layer of the stacking area 3.5 can pass through, and the inclination direction of each guide sliding groove 3.10 is the same as that of the silicon steel sheets 3.6; and the silicon steel sheets at the bottom of the stacking area 3.5 slide and displace into the guide chute 3.10 through the silicon steel sheet guide channel 3.11. Lie in stacking the silicon steel sheet of district 3.5 bottommost under the effect of slope, can shift to direction spout 3.10 in through silicon steel sheet direction passageway 3.11, then the silicon steel sheet in the direction passageway can shift or the assembly of epilogue through equipment such as manipulators, after the silicon steel sheet in direction spout 3.10 is taken away, the silicon steel sheet of the bottommost layer in the district that stacks reenters the direction spout, go on in proper order, mutual noninterference, can be when gathering materials to the silicon steel sheet, can also continuously carry out the monolithic formula feed for the epilogue.
A barrier strip 3.12 is arranged at one end of the guide chute 3.10, which is far away from the swinging plate 3.3, and the distance from the barrier strip 3.12 to the swinging axis of the swinging plate 3.3 is greater than the width of the silicon steel sheet 3.6, so that a single silicon steel sheet can be placed; the silicon steel sheet in the guide chute 3.10 can be taken and placed up and down in the vertical direction.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the invention and these are intended to be within the scope of the invention.
Claims (10)
1. An automatic production line method for cross shearing of silicon steel sheets of transformer cores is characterized in that: the method comprises the following processes:
step 1: the coil stock is arranged on an unreeling machine and is continuously rotated for unreeling, the led-out material belt (10) is in a U-shaped bent trend below the coil stock, and the inward bent side of the U-shaped bend faces the conveying direction of the material belt;
and a step 2: while the material belt is conveyed, carrying out position detection on the material belt on the inward-bent side of the material belt, detecting the position change of the material belt at the trough of the inward bend, and maintaining the shape of the U-shaped bend;
step 3: the material belt (10) is conveyed after being led out and is sheared by a shearing machine to form a plurality of isosceles trapezoid-shaped silicon steel sheets;
and step 4: polishing the silicon steel sheet by a polishing mechanism in the conveying process, polishing the edges of two shearing ends of the silicon steel sheet, and removing burrs;
step 5: the polished silicon steel sheets are distributed through a plurality of groups of conveying mechanisms and are collected and stacked.
2. The automatic production line method for the cross shear of the silicon steel sheets of the transformer iron core according to claim 1, wherein the method comprises the following steps: when the depth of the wave trough on the inner bending side of the material belt is smaller than a preset value, the conveying speed of a conveying mechanism of the material belt leading-out end is kept unchanged, the unreeling speed is increased by the unreeling machine and the preset time is maintained, or a plurality of unreeling machines unreel the material belt with the preset length, then the unreeling machine returns to the initial unreeling speed, and the process is repeated in sequence.
3. The automatic production line method for the cross shear of the silicon steel sheets of the transformer iron core according to claim 2, wherein the method comprises the following steps: the material belt leading-out end (100) positioned below the unreeling machine is arranged in a high-low inclined mode, the trough of the material belt (10) is positioned on the low end side, the leading-out end of the material belt is positioned on the high end side, and the material belt is transferred and displaced from the low side to the high side; the material belt forms a U-shaped bent trend in an inclined and drooping shape under the action of the dead weight, and the position of the U-shaped bend can be dynamically changed under the action of the dead weight.
4. The system for implementing the automatic production line method of the transformer core silicon steel sheet cross shear as claimed in claim 3, is characterized in that: including unreeling loading attachment (1), shearing mechanism (4), grinding device (2) and the silicon steel sheet that sets gradually in the direction of transfer and pile up device (3), it unreels gradually to the coil stock to unreel loading attachment (1), shearing mechanism (4) cuts the material area after unreeling, grinding device (2) is polished two shearing edges to the silicon steel sheet after cuting, the silicon steel sheet piles up device (3) and collects and pile up the silicon steel sheet.
5. The system for implementing the automatic production line method for the cross shearing of the silicon steel sheets of the transformer iron core according to claim 4, wherein the system comprises: the unreeling and feeding device (1) comprises an unreeling machine (1.1), a guide platform (1.2) and an anti-folding assembly (1.3), wherein the guide platform (1.2) is arranged below the unreeling machine (1.1) at intervals, the guide platform (1.2) is arranged in a high-low inclined mode, the low end side of the guide platform (1.2) is arranged corresponding to the unreeling machine, the high end side of the guide platform (1.2) is a discharge end of a material belt (10), and the guide platform (1.2) supports a lower material belt of a U-shaped buffer material belt; constitute the buffering space that supplies material area (10) to cushion between direction platform (1.2) and unreeling machine (1.1), material area (10) is horizontal U type form trend in buffering space, the top interval of direction platform (1.2) is provided with prevents folding subassembly (1.3), prevent folding subassembly (1.3) and direction platform (1.2) between constitute the confession material area (10) the direction passageway that passes through, prevent folding subassembly (1.3) and set up in the inturn side in material area (10), the lower floor material area that is the buffering material area of the curved form of U type passes the direction passageway is drawn out to shearing mechanism.
6. The system for implementing the automatic production line method for the cross shearing of the silicon steel sheets of the transformer iron core according to claim 5, wherein the system comprises: the anti-folding component (1.3) comprises an inner supporting shaft (1.5) and an anti-folding cylinder body (1.6), the inner supporting shaft (1.5) is erected above the guide platform (1.2), the anti-folding cylinder body (1.6) is movably sleeved on the outer side of the inner supporting shaft (1.5), the anti-folding cylinder body (1.6) is arranged around a shaft relative to the inner supporting shaft (1.5), the outer wall surface of the anti-folding cylinder body (1.6) is arranged in contact with the inner bending side wall of the material belt (10), the material belt is arranged through the inner supporting of the anti-folding cylinder body, and the U-shaped inner bending of the material belt limits the minimum bending radius through the anti-folding cylinder body (1.6); the inner diameter of the anti-folding cylinder body (1.6) is larger than the outer diameter of the inner supporting shaft (1.5), the anti-folding cylinder body (1.6) is sleeved on the outer side of the inner supporting shaft (1.5) at intervals, and the anti-folding cylinder body (1.6) is movably arranged relative to the inner supporting shaft (1.5) in the radial direction; the buffer material belt in the state of elasticity changes drives the anti-folding cylinder body (1.6) to move in the radial direction in a full degree of freedom.
7. The system for implementing the automatic production line method for the cross shearing of the silicon steel sheets of the transformer iron core according to claim 6, wherein the system comprises: the utility model discloses a direction platform, including direction platform (1.2), interior prop axle (1.5), position detecting element (1.12), just position detecting element (1.12) is located the one side of keeping away from in the material area, and the buffer material area of dynamic change supports the side at anti-folding mechanism, and drives slide seat (1.11) towards detecting element (1.12) dynamic displacement change, position detecting element (1.12) detect slide seat (1.11) is towards the position state of direction platform (1.2) discharge end one side displacement.
8. The system for implementing the automatic production line method for the cross shearing of the silicon steel sheets of the transformer iron core according to claim 4, wherein the system comprises: the polishing device (2) comprises a discharge platform (2.1), a conveying mechanism (2.2) and polishing mechanisms (3.3), wherein the polishing mechanisms (3.3) are arranged at the discharge end of the discharge platform (2.1), the two groups of polishing mechanisms (3.3) are symmetrically arranged on the upper side and the lower side of a silicon steel sheet (2.5) to be polished, a polishing channel is formed between the two groups of polishing mechanisms (3.3), the two groups of polishing mechanisms simultaneously polish the upper side and the lower side of the silicon steel sheet (2.5) to be polished in the polishing channel, the conveying mechanism (2.2) is arranged on the discharge platform (2.1) close to the discharge end of the discharge platform, and the silicon steel sheet (2.5) to be polished on the discharge platform sequentially moves towards the polishing channel through the conveying mechanism (2.2); a first lifting mechanism (2.10) is arranged on the discharging platform (2), a polishing mechanism (3.3) is arranged at the lifting end of the first lifting mechanism (2.10), the polishing mechanism (3.3) is adjusted in a displacement mode towards the silicon steel sheet (2.5) to be polished through the first lifting mechanism (2.10), and the height of a polishing channel is adjusted through the displacement change of the two groups of polishing mechanisms (3.3);
the polishing mechanism (3.3) comprises polishing rotary belts (2.11), the rotary directions of the polishing rotary belts (2.11) are perpendicular to the discharge direction of the silicon steel sheet, the polishing rotary belts (2.11) are the same in the polishing direction of the silicon steel sheet, the outer ring surface of each polishing rotary belt (2.11) is a polishing surface, an elastic mechanism is arranged in the inner ring of each polishing rotary belt (2.11), the polishing rotary belts (2.11) face the belt body on one side of the silicon steel sheet to be polished (2.5) and are elastically pressed through the elastic mechanisms, and the polishing rotary surfaces are elastically pressed on the silicon steel sheet to be polished through the elastic mechanisms.
9. The system for implementing the automatic production line method for the cross shearing of the silicon steel sheets of the transformer iron core according to claim 4, wherein the system comprises: the silicon steel sheet stacking device (3) comprises a base (3.1), a swing mechanism (3.2), a swing plate (3.3) and a heightening inclined plate (3.4), one end of the swing plate (3.3) is hinged to the base (3.1) through a rotating shaft, the swing mechanism (3.2) is arranged on the base (3.1) and is adjacent to the swing plate (3.3), the swing plate (3.3) is arranged at a distance from a plate body of a swing axis and corresponds to the swing mechanism (3.2), the swing mechanism (3.2) drives the swing plate (3.3) to swing in a reciprocating mode in a vertical plane, the swing plate in the reciprocating swing mode vibrates silicon steel sheets in a stacking state, the heightening inclined plate (3.4) is arranged on the base (3.1) at a distance from the swing plate (3.3), the heightening inclined plate is used for forming an edge of the silicon steel sheets in the heightening stacking state, and the heightening inclined plate (3.4) and the swing plate (3.3) form a stacking area (3.5) for stacking the silicon steel sheets, the bottom surface of the stacking area (3.5) is arranged in a high-low inclined mode, and the lower end side of the stacking area (3.5) faces the swinging plate (3.3); the silicon steel sheets in the stacking area are stacked in an inclined mode.
10. The system for implementing the automatic production line method for the cross shearing of the silicon steel sheets of the transformer core according to claim 8, wherein the system comprises: the base (3.1) is concavely provided with a guide sliding chute (3.10), the guide sliding chute (3.10) and the stacking area (3.5) are respectively positioned at two sides of the swinging plate (3.3), the shape of the accommodating area of the guide sliding chute (3.10) is matched with that of a single silicon steel sheet, the guide sliding chute (3.10) is communicated with the bottom of the stacking area (3.5), a silicon steel sheet guide channel (3.11) is formed between the guide sliding chute (3.10) and the swinging plate (3.3), and the guide surface of the guide sliding chute (3.10) is the same as the inclined direction of the silicon steel sheet (3.6); the silicon steel sheets at the bottom of the stacking area (3.5) slide and displace into the guide chute (3.10) through the silicon steel sheet guide channel (3.11); the silicon steel sheet guide channel (3.11) only allows silicon steel sheets with single thickness to slide through, one end of the guide chute (3.10) far away from the swinging plate (3.3) is provided with a barrier strip (3.12), and the distance from the barrier strip (3.12) to the swinging axis of the swinging plate (3.3) is greater than the width of the silicon steel sheets (3.6); the silicon steel sheet in the guide sliding groove (3.10) can be taken and placed up and down in the vertical direction.
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| CN115351551A (en) * | 2022-08-25 | 2022-11-18 | 海安交睿机器人科技有限公司 | Conveying and positioning device for sheet stock produced by directly sewing iron core |
| CN116580959A (en) * | 2023-07-12 | 2023-08-11 | 佛山市澳亚机电有限公司 | Iron core winding device and winding process thereof |
| CN116809756A (en) * | 2023-07-19 | 2023-09-29 | 重庆望变电气（集团）股份有限公司 | Silicon steel sheet transverse cutting device and control method thereof |
| CN116994870A (en) * | 2023-06-26 | 2023-11-03 | 南通思瑞机器制造有限公司 | Large-scale silicon steel sheet shearing and stacking function integration device and method |
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| CN116580959A (en) * | 2023-07-12 | 2023-08-11 | 佛山市澳亚机电有限公司 | Iron core winding device and winding process thereof |
| CN116580959B (en) * | 2023-07-12 | 2023-11-24 | 佛山市澳亚机电有限公司 | Iron core winding device and winding process thereof |
| CN116809756A (en) * | 2023-07-19 | 2023-09-29 | 重庆望变电气（集团）股份有限公司 | Silicon steel sheet transverse cutting device and control method thereof |
| CN116809756B (en) * | 2023-07-19 | 2024-03-22 | 重庆望变电气（集团）股份有限公司 | Silicon steel sheet transverse cutting device and control method thereof |
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