CN114300251B - High-precision longitudinal shearing production line method and system for transformer iron core silicon steel sheet - Google Patents
High-precision longitudinal shearing production line method and system for transformer iron core silicon steel sheet Download PDFInfo
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- CN114300251B CN114300251B CN202210054516.9A CN202210054516A CN114300251B CN 114300251 B CN114300251 B CN 114300251B CN 202210054516 A CN202210054516 A CN 202210054516A CN 114300251 B CN114300251 B CN 114300251B
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- 238000010008 shearing Methods 0.000 title claims abstract description 33
- 229910000976 Electrical steel Inorganic materials 0.000 title claims abstract description 24
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims abstract description 17
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 9
- 239000000463 material Substances 0.000 claims abstract description 246
- 238000005498 polishing Methods 0.000 claims abstract description 106
- 238000005096 rolling process Methods 0.000 claims abstract description 34
- 238000001514 detection method Methods 0.000 claims abstract description 31
- 238000005520 cutting process Methods 0.000 claims abstract description 26
- 238000004804 winding Methods 0.000 claims abstract description 19
- 230000007246 mechanism Effects 0.000 claims description 97
- 239000003921 oil Substances 0.000 claims description 33
- 239000010687 lubricating oil Substances 0.000 claims description 14
- 238000005192 partition Methods 0.000 claims description 10
- 238000003825 pressing Methods 0.000 claims description 10
- 238000006073 displacement reaction Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 claims 8
- 244000137852 Petrea volubilis Species 0.000 claims 1
- 230000003139 buffering effect Effects 0.000 abstract description 10
- 239000000203 mixture Substances 0.000 description 8
- 230000001050 lubricating effect Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000007665 sagging Methods 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 2
- 239000010730 cutting oil Substances 0.000 description 2
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- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 208000012260 Accidental injury Diseases 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 239000002699 waste material Substances 0.000 description 1
Abstract
The invention discloses a high-precision longitudinal shearing production line method and a high-precision longitudinal shearing production system for a transformer iron core silicon steel sheet, wherein a silicon steel sheet coiled material is loaded onto a rotating shaft of an unreeling machine, and a plate material belt is gradually released through the unreeling machine; buffering the released plate material belt through a buffer device or a buffer pit, so that part of the plate material sags in the buffer device or the buffer pit, and detecting the buffer length of the plate material belt in the buffer pit through a detection device; cutting the material belts through a rolling shear device after passing through a buffer device or a buffer pit to form a plurality of strip-shaped material belts, wherein the strip-shaped material belts are sequentially arranged at intervals in a direction perpendicular to the conveying direction; guiding a plurality of strip-shaped material belts in the conveying direction, polishing the cutting edges of each strip-shaped material belt, and removing burrs of the edges; the polished strip-shaped material belt is wound by a winding machine, so that the overall stability and the manufacturing precision of the silicon steel sheet longitudinal shearing system can be improved.
Description
Technical Field
The invention belongs to the field of manufacturing of transformer silicon steel sheets, and particularly relates to a high-precision longitudinal shearing production line method and system for transformer iron core silicon steel sheets.
Background
The existing silicon steel sheet longitudinal shearing line generally comprises unreeling, longitudinal shearing, tensioning, reeling and other mechanisms which are sequentially arranged in sequence, and in the running process of the longitudinal shearing line, as motors of the unreeling, longitudinal shearing, tensioning and other mechanisms are extremely speed-adjustable and work independently, the steps of feeding, feeding and discharging in each working procedure are easy to be inconsistent. If the unreeling speed and the reeling speed cannot be timely adjusted to maintain the balance of the unreeling speed and the reeling speed of the slitting machine, silicon steel sheets are easy to backlog between the material guiding section and the slitting section and between the slitting section and the reeling section, the slitting effect is easy to be affected, and the untimely adjustment can also lead to the fact that the silicon steel sheets are pulled, deformed or broken, so that waste is caused. In addition, the slitting machine directly cuts the coiled material of the silicon steel sheet into various sub-strips, the rolling shear blade on the slitting line directly cuts the plate, and then the plate is cut into a plurality of strip-shaped material strips, but burrs and burrs exist at the edges of the cut material strips, so that accidental injury to workers is easy to occur, the quality of the material strips is poor, and the precision is low.
Disclosure of Invention
The invention aims to: in order to overcome the defects in the prior art, the invention provides a high-precision longitudinal shearing production line method and system for a transformer iron core silicon steel sheet, which can improve the overall stability and manufacturing precision of the silicon steel sheet longitudinal shearing system.
The technical scheme is as follows: in order to achieve the above purpose, the technical scheme of the invention is as follows:
a high-precision longitudinal shearing production line method for a transformer iron core silicon steel sheet comprises the following processes:
step 1: loading the silicon steel sheet coiled material onto a rotating shaft of an unreeling machine, and gradually releasing the plate material belt through the unreeling machine;
step 2: buffering the released plate material belt through a buffer device or a buffer pit, so that part of the plate material sags in the buffer device or the buffer pit, and detecting the buffer length of the plate material belt in the buffer pit through a detection device;
and step 3: cutting the material belts through a rolling shear device after passing through a buffer device or a buffer pit to form a plurality of strip-shaped material belts, wherein the strip-shaped material belts are sequentially arranged at intervals in a direction perpendicular to the conveying direction;
and 4, step 4: guiding a plurality of strip-shaped material belts in the conveying direction, polishing the cutting edges of each strip-shaped material belt, and removing burrs of the edges;
and step 5: and rolling the polished strip material belt by a rolling machine.
Further, before the plate is rolled and cut, at least the upper surface or the lower surface of the plate is coated with lubricating oil or cutting oil through an oiling mechanism, the plate is coated in a strip shape, and a plurality of strip-shaped lubricating oil lines are formed and correspond to each rolling shear cutter head respectively.
The production line system for implementing the high-precision longitudinal shearing production line method for the transformer iron core silicon steel sheet comprises a feeding device, an unreeling device, a rolling shearing device, an oiling mechanism, a polishing device and a rolling device which are sequentially arranged along the conveying direction of a material belt, wherein the oiling mechanism is arranged on the front side of the rolling shearing device in the conveying direction, and is arranged on the rolling shearing device, and a buffer device is arranged between the unreeling device and the rolling shearing device or between the rolling shearing device and the polishing device or between the polishing device and the rolling device.
Further, buffer includes support grudging post, keeps off horizontal pole, backstop horizontal pole, lax detection subassembly and tensile detection subassembly before keeping off horizontal pole, backstop horizontal pole on the material area direction of delivery interval setting on support grudging post, before keep off horizontal pole and backstop horizontal pole all are used for bearing the material area, constitute the buffer chamber between preceding keep off horizontal pole and the backstop horizontal pole, the buffer intracavity is used for holding the material area that is the loose state of U type form, the buffer intracavity is provided with the lax detection subassembly that is used for detecting the lowest position of material area under the loose state corresponding to the below of material area trough, the buffer intracavity is provided with the tensile detection subassembly that is used for detecting the highest position of material area under the tensioning state corresponding to the top of trough of material area.
Further, the relaxation detection assembly comprises an elastic baffle plate and first pressure detectors which are arranged below the elastic baffle plate at intervals, the first pressure detectors are arranged at the bottom of the buffer cavity, and the elastic baffle plate is elastically arranged on the supporting vertical frame in the vertical direction; the material belt drooping into the buffer cavity is pressed and covered on the elastic baffle plate in a loose state;
the bottom of the supporting vertical frame is provided with a guide rod, the elastic baffle plate is correspondingly provided with a guide hole in a penetrating way, the elastic baffle plate is arranged on the guide rod in a guiding sliding way, the elastic baffle plate is connected to the supporting vertical frame through a first elastic resetting piece, and the elastic baffle plate is elastically supported in the vertical direction by a material belt under a changing state;
the stretching detection assembly comprises a movable ejector rod, a second pressure detector and a fixed beam, wherein the fixed beam is transversely arranged above the buffer cavity corresponding to the trough area of the material belt, the fixed beam is arranged on the supporting vertical frame, the movable ejector rod is vertically and elastically arranged on the fixed beam, the movable ejector rod is far away from the material belt in a free state, the bottom end of the movable ejector rod faces to the upper surface of the trough of the material belt, and the top end of the movable ejector rod is correspondingly provided with the second pressure detector which is used for detecting the displacement change of the movable ejector rod at intervals; the material belt is upwards propped against the bottom end of the movable ejector rod in a stretching and tensioning state, and the movable ejector rod upwards displaces to prop against the second pressure detector.
Further, an elastic pressing mechanism is arranged at the feeding end of the slitting machine body, the material belt is pressed on a supporting platform of the slitting machine body through the elastic pressing mechanism, an installation groove corresponding to the material belt is concavely formed in the supporting platform, an oiling mechanism is arranged in the installation groove and is in elastic contact with the bottom surface of the material belt, and the oiling mechanism continuously oils towards the bottom surface of the material belt;
the oiling mechanisms are arranged at intervals in the width direction of the material belt, are respectively and positively corresponding to the rolling shearing cutterheads in the conveying direction of the material belt, and are positioned in front of the rolling shearing cutterheads in the conveying direction; the bottom surface of the material belt is coated with a plurality of strip-shaped lubricating oil lines through a plurality of oiling mechanisms.
Further, the oiling mechanism comprises a rotating shaft and an oil immersing wheel arranged on the rotating shaft, the outer ring of the oil immersing wheel is elastically contacted with the bottom surface of the material belt, the oil immersing wheel rotates around a shaft relative to the supporting platform, an oil groove is formed in the mounting groove, the oil immersing wheel is immersed in the oil groove, and the top wheel body of the oil immersing wheel is exposed out of the oil surface and is contacted with the bottom surface of the material belt.
Further, the polishing device comprises a machine base, a guide mechanism, a partition plate, a front end polishing body and a rear end polishing body, wherein the guide mechanism is arranged on the machine base and guides displacement of a plurality of material belts, a plurality of partition plates are arranged between the guide mechanisms, the material belts are respectively arranged at intervals in a direction perpendicular to a conveying direction through the partition plates, the front end polishing body is arranged at the front end in the conveying direction of the material belts, the rear end polishing body is arranged at the rear end in the conveying direction of the material belts, the front end polishing body and the rear end polishing body are respectively arranged between every two adjacent material belts, and the front end polishing body and the rear end polishing body are in close contact with cutting edges of the material belts at two sides; the cutting edge of the material belt in the conveying state slides and polishes relatively to the front end polishing body and the rear end polishing body.
Further, the front end polishing body is arranged corresponding to the upper edge/lower edge polishing of the material belt, and the rear end polishing body corresponding to the same material belt is arranged corresponding to the lower edge wall/upper edge wall polishing of the material belt, and the front end polishing body and the rear end polishing body of the same material belt respectively polish the edges on the two sides of the cutting edge of the material belt;
the front end body of polishing, the rear end body of polishing are abrasive cloth or abrasive paper of polishing, just the one end of the front end body of polishing or the rear end body of polishing is pressed and is covered in the below in material area, and the other end stretches out towards adjacent material area top slant after passing the gap between two adjacent material areas, the upper and lower two sides of the front end body of polishing, the rear end body of polishing are the face of polishing, and contact in the material area of both sides respectively simultaneously.
Further, the feeding device comprises a lifting mechanism, a fixed seat, a rotation executing mechanism and a rotation platform, wherein the fixed seat is fixedly arranged on the ground, the lifting mechanism is adjacently arranged on one side of the fixed seat, the lowest stroke height of the lifting mechanism is not higher than the top surface of the fixed seat, the rotation platform is arranged on one side of the fixed seat opposite to the lifting mechanism and is used for guiding and supporting coiled materials, one end of the rotation platform is hinged to the fixed seat, the other end of the rotation platform is a free end, the free end of the rotation platform is pressed on the ground at intervals of the fixed seat in a free state and is arranged in a high-low inclined mode, the rotation platform deflects towards or away from the lifting mechanism in a vertical plane, the rotation executing mechanism is arranged on the fixed seat, and the rotation platform rotates in the vertical plane through the rotation executing mechanism; the materials on the rotating platform can be displaced to the fixed seat and the lifting mechanism through rotation;
the rotation executing mechanism comprises a winding mechanism and a traction rope, the winding mechanism is arranged on the fixed seat, one end of the traction rope is wound on the winding mechanism, and the other end of the traction rope is connected to the free end of the rotation platform; the fixing seat is provided with a supporting rod, the top end of the supporting rod is rotatably provided with a winding pulley, and the traction rope is arranged above the winding pulley in a tensioning mode.
The beneficial effects are that: the invention has the following advantages:
the method comprises the steps of (1) detecting the length of the material belt in the buffer pit, and detecting the lowest position of the material belt in a loose state and the highest position of the material belt in a tensioning state, so as to timely monitor the buffer length condition of the material belt and prevent the material belt from being damaged due to excessive loose sagging or insufficient buffer.
And secondly, the cut surface of the plate is oiled through an oiling mechanism, so that the material belt can be lubricated and cooled, the cutting quality of the material belt is improved, and the cutting precision is improved.
And thirdly, polishing the cutting edges of the material belt through a polishing device while driving the material belt, so that the quality and the precision of the material belt outside the material belt can be improved.
Drawings
FIG. 1 is a process flow diagram of a production system of the present invention;
FIG. 2 is a schematic perspective view of the overall structure of the production system of the present invention;
FIG. 3 is a cross-sectional view of the overall construction of the production system of the present invention;
FIG. 4 is a front view of the cushioning apparatus of the present invention;
FIG. 5 is a schematic side semi-sectional view of a cushioning device of the present invention;
FIG. 6 is a schematic view of a slitting apparatus according to the invention in semi-section;
FIG. 7 is an enlarged schematic view of the structure of the part A of the present invention;
FIG. 8 is a schematic perspective view of a polishing apparatus according to the present invention;
FIG. 9 is a schematic view in semi-section of a grinding apparatus of the present invention;
FIG. 10 is a schematic view of the positions of a front end polishing body, a rear end polishing body and a material belt in the polishing device of the present invention;
fig. 11 is a schematic semi-sectional view of the feeding device of the present invention.
Detailed Description
The invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 to 3, a high-precision longitudinal shearing production line method for a transformer iron core silicon steel sheet comprises the following processes:
step 1: loading the silicon steel sheet coiled material onto a rotating shaft of an unreeling machine, and gradually releasing the plate material belt through the unreeling machine;
step 2: buffering the released plate material belt through a buffer device or a buffer pit, so that part of the plate material sags in the buffer device or the buffer pit, and detecting the buffer length of the plate material belt in the buffer pit through a detection device;
and step 3: cutting the material belts through a rolling shear device after passing through a buffer device or a buffer pit to form a plurality of strip-shaped material belts, wherein the strip-shaped material belts are sequentially arranged at intervals in a direction perpendicular to the conveying direction;
and 4, step 4: guiding a plurality of strip-shaped material belts in the conveying direction, polishing the cutting edges of each strip-shaped material belt, and removing burrs of the edges;
and step 5: and rolling the polished strip material belt by a rolling machine.
Through the detection to the material area length in the buffering hole, can detect the lowest position of material area under the relaxation state to and the highest position of material area under the tensioning state for in time monitor the buffering length condition of material area, prevent that the material area from excessively slackening the sagging or buffering not enough and cause the damage of material area. When the material belt is driven, the material belt cutting edges are polished through the polishing device, so that the quality and the precision of the material belt outside the material belt can be improved.
Before the plate is rolled and cut, at least the upper surface or the lower surface of the plate is coated with lubricating oil or cutting oil through an oiling mechanism, the plate is coated in a strip shape, and a plurality of strip-shaped lubricating oil lines are formed and correspond to each rolling shear cutter head respectively. Through oiling mechanism to the cutting surface of panel carry out the fat liquoring, can play lubricated and refrigerated effect to material area and cutter, promote material area cutting quality, promote cutting accuracy. Meanwhile, the oil is coated in a lubricating oil line mode, so that the oil can be saved, and meanwhile, the cleanness of a processing site is ensured.
As shown in fig. 4 and fig. 5, the buffer device 3 includes a supporting stand 3.1, a front stop cross rod 3.2, a rear stop cross rod 3.3, a relaxation detection assembly 3.4 and a stretching detection assembly 3.5, the supporting stand 3.1 includes a base and two frame structures with a distance arranged on the base, the two frame structures are respectively located at two sides of the material belt 10, the front stop cross rod 3.2 and the rear stop cross rod 3.3 are arranged on the supporting stand 3.1 at a distance in the conveying direction of the material belt 10, the front stop cross rod 3.2 and the rear stop cross rod 3.3 are both rod structures transversely arranged, the front stop cross rod 3.2 and the rear stop cross rod 3.3 are both arranged below the material belt 10 in a supporting manner, the front stop cross rod 3.2 and the rear stop cross rod 3.3 are both in the same direction as the length direction of the material belt 10, a buffer cavity is formed between the front stop cross rod 3.2 and the rear stop cross rod 3.3.3 and the rear stop cross rod 3, the buffer cavity is formed in the position of the buffer cavity corresponding to the position of the lowest detection assembly 10 in the stretching state of the material belt 10, and the buffer cavity is arranged in the buffer cavity is corresponding to the position of the buffer cavity 10 in the position of the buffer cavity 10 and is arranged in the buffer cavity 10 and is corresponding to the position of the lowest detection assembly 10. The lower part and the upper part corresponding to the material belt 10 in the buffer cavity are respectively provided with a relaxation detection component 3.4 and a stretching detection component 3.5, the relaxation detection component 3.4 detects the lowest position of the material belt 10 in a relaxation state, and the stretching detection component 3.5 detects the highest position of the material belt in a tensioning state.
The material belt 10 can be loosened and buffered in the buffer cavity through the front stop cross rod 3.2 and the rear stop cross rod 3.3, the lowest position of the material belt in a loose state is detected through the loosening detection assembly 3.4, and the highest position of the material belt in a tensioning state can be detected through the stretching detection assembly 3.5, so that the buffer length condition of the material belt is monitored in time, and the material belt is prevented from being excessively loosened and sagged or damaged due to insufficient buffering.
The relaxation detection assembly 3.4 comprises an elastic baffle plate 3.6 and a first pressure detector 3.7 which is arranged below the elastic baffle plate 3.6 at intervals, the first pressure detector 3.7 is arranged at the bottom of a buffer cavity, the first pressure detector 3.7 is a pressure sensor or a pressure gauge and the like, the elastic baffle plate 3.6 is arranged above the first pressure detector 3.7 at intervals, the elastic baffle plate 3.6 is elastically arranged on a supporting vertical frame 3.1 in the vertical direction, and the elastic baffle plate 3.6 is elastically supported in the vertical direction by a material belt under a changing state; the material area that sags to in the buffer chamber presses down and covers on elastic baffle 3.6 under the relaxation state, and elastic baffle 3.6 receives the downward displacement back press and covers on first pressure detector 3.7, the degree that reflects the ejection of compact area sags that can be timely reflects the material area and has passed through the relaxation, and the unreeling machine 2 can slow down the unreeling speed this moment for adjust the buffering length of the intracavity material area.
The bottom of support grudging post 3.1 is provided with a plurality of guide bars 3.8, the guiding hole has been seted up to elastic baffle 3.6 link up corresponding to guide bar 3.8, elastic baffle 3.6 direction slip sets up on the guide bar, elastic baffle 3.6 is connected on the support grudging post through first elastic restoring piece 3.9, first elastic restoring piece 3.9 is for the cover and establishes the first reset spring on guide bar 3.8.
The stretching detection assembly 3.5 comprises a movable ejector rod 3.11, a second pressure detector 3.12 and a fixed beam 3.13, wherein the fixed beam 3.13 is transversely arranged above the buffer cavity corresponding to the trough area of the material belt, the fixed beam 3.13 is arranged on the supporting vertical frame 3.1, the movable ejector rod 3.11 is vertically and elastically arranged on the fixed beam 3.13 through a second reset spring 3.14, the movable ejector rod 3.11 is far away from the material belt in a free state, the movable ejector rod 3.11 is sleeved with the second reset spring 3.14, the bottom end of the movable ejector rod 3.11 faces the upper surface of the material belt 10, the second pressure detector 3.12 for detecting the displacement change of the movable ejector rod 3.11 is arranged at the top end of the movable ejector rod 3.11 at a corresponding interval, and the second pressure detector 3.12 is a pressure sensor or a pressure gauge; the material belt 10 is pressed upwards against the bottom end of the movable ejector rod 3.11 in a stretching and tensioning state. When the buffer length of the material belt in the buffer cavity is insufficient, the material belt is propped against the bottom end of the movable ejector rod 3.11, the movable ejector rod 3.11 moves upwards and is propped against the second pressure detector 3.12, the material belt is reflected to be in transition tensioning, and at the moment, the unreeling machine 2 can increase the unreeling speed and is used for adjusting the buffer length of the material belt in the buffer cavity.
The front side and the rear side of the supporting vertical frame 3.1 in the conveying direction are respectively provided with an unreeling machine 2 and a guiding machine 3.22, and the height of a material belt in a stretched state of the unreeling machine 2 and the guiding machine 3.22 is larger than the height of a detection end of the stretching detection assembly 3.5, so that the material belt can be propped against the movable ejector rod 3.11 when the material belt 10 is tensioned.
As shown in fig. 6 to 7, the feeding end of the slitting machine body 4.1 is provided with an elastic pressing and covering mechanism 4.2, the material belt 10 is pressed and covered on a supporting platform 4.4 of the slitting machine body 4.1 through the elastic pressing and covering mechanism 4.2, a material belt installation groove 4.5 corresponding to the material belt is concavely arranged on the supporting platform 4.4, an oiling mechanism 4.3 is arranged in the installation groove 4.5, the oiling mechanism 4.3 is elastically contacted with the bottom surface of the material belt, the oiling mechanism 4.3 is oiled towards the bottom surface of the material belt 10, oiling is carried out on the cutting surface of the plate through the oiling mechanism, the material belt can be lubricated and cooled, and the cutting quality of the material belt is improved.
The oiling mechanisms 4.3 are arranged at intervals in the width direction of the material belt 10, and the oiling mechanisms 4.3 are respectively and oppositely arranged with the rolling shear cutterheads 4.6 in the conveying direction of the material belt; the oiling mechanisms 4.3 are positioned in front of the rolling shear cutterhead 4.6 in the conveying direction, the bottom surface of the material belt 10 is coated with a plurality of strip-shaped lubricating oil lines through the oiling mechanisms 4.3, and only the area to be cut is oiled, so that the use of lubricating oil can be reduced, and the cleaning of the surface of the material belt is ensured.
The supporting platform 4.4 is concavely provided with a plurality of groups of clearance oil ducts 4.7 on the wall body between the rolling shear cutterhead 4.6 and the oiling mechanism 4.3, the clearance oil ducts 4.7 are opposite to the rolling shear cutterhead 4.6 in the conveying direction, and the clearance oil ducts 4.7 are used for preventing the supporting platform from rubbing lubricating oil lines.
The bottom wall of the clearance oil duct 4.7 is obliquely arranged from the rolling shear cutter disc 4.6 to the oiling mechanism 4.3 from high to low, and oil drops dropping from a material belt in a conveying state can enter the clearance oil duct, and lubricating oil in the clearance oil duct 4.7 flows back into the oiling mechanism 4.3, namely flows back into the mounting groove.
The oiling mechanism 4.3 comprises a rotating shaft 4.8 and an oiling wheel 4.9 arranged on the rotating shaft 4.8, wherein the outer ring of the oiling wheel 4.9 is elastically contacted with the bottom surface of the material belt 10, the oiling wheel 4.9 rotates around a shaft relative to the supporting platform 4.4, the mounting groove 4.5 comprises an oil groove 4.11, the oiling wheel 4.9 is immersed in the oil groove 4.11, the outer ring of the oiling wheel 4.9 comprises a rubber ring or a sponge ring, the top end wheel body of the oiling wheel 4.9 is exposed out of the oil surface and is contacted with the bottom surface of the material belt 10, and oiling is performed on the bottom of the plate through the rotation circulation oiling of the oiling wheel 4.9.
The oil pipe 4.12 is arranged on the supporting platform 4.4, one end of the oil pipe 4.12 is communicated with the oil groove 4.11, the other end of the oil pipe 4.12 penetrates through the supporting platform 4.4 to extend outwards, and an adding hopper is arranged at the extending end of the oil pipe 4.12 and used for adding lubricating oil from the outside into the oil groove 4.11.
As shown in fig. 7, the pressing mechanism 2 includes a second elastic pressing plate 4.15, an upper groove is concavely formed in the bottom surface of the second elastic pressing plate 4.15, a lubricating sponge 4.14 is embedded in the groove, the lubricating sponge 14 contacts the upper wall surface of the material belt 10, a plurality of lubricating sponges are arranged opposite to the hobbing cutter disk 6 in the conveying direction of the material belt, an oil storage cavity 4.13 is formed in the second elastic pressing plate 4.15, the bottom opening of the oil storage cavity 4.13 is arranged and communicated with the lubricating sponge 4.14, and the upper surface of the material belt can be oiled and lubricated through the plurality of lubricating sponges 4.14.
As shown in fig. 8 to 10, the polishing device 5 includes a base 5.1, a guiding mechanism 5.2, a partition 5.3, a front polishing body 5.4 and a rear polishing body 5.5, the guiding mechanism 5.2 is disposed on the base 5.1, the guiding mechanism 5.2 guides displacement of a plurality of material belts 10, a plurality of partition 5.3 are disposed between the guiding mechanisms 5.2, a plurality of material belts 10 are respectively disposed at intervals in a direction perpendicular to the conveying direction by the partition 5.3, the front polishing body 5.4 is disposed at a front end of the conveying direction of the material belts 10, the rear polishing body 5.5 is disposed at a rear end of the conveying direction of the material belts 10, the front polishing body 5.4 and the rear polishing body 5.5 are respectively disposed between two adjacent material belts 10, and the front polishing body 5.4 and the rear polishing body 5.5 are respectively in close contact with cutting edges of the material belts on both sides; the cutting edge of the material belt 10 in the conveying state is relatively sliding polished relative to the front end polishing body 5.4 and the rear end polishing body 5.5. The material strips after being cut are separated through the partition board, the edges of the two material strips are polished simultaneously through the relative motion of the front end polishing body and the rear end polishing body while the material strips are driven, the structure is simple, the cost is low, and the quality of the material strips outside the material strips can be improved.
The front end polishing body 5.4 is corresponding to the upper edge/lower edge polishing setting of the material belt 10, and the rear end polishing body 5.5 corresponding to the same material belt 10 is corresponding to the lower edge/upper edge polishing setting of the material belt 10, namely the front end polishing body and the rear end polishing body which are positioned in the material belt cool can polish two side edges of the material belt simultaneously, burrs are removed, and the front end polishing body 5.4 and the rear end polishing body 5.5 of the same material belt 10 polish two side edges of the material belt cutting edge respectively.
The front end body of polishing 5.4, rear end body of polishing 5.5 all contain two faces of polishing that correspond to both sides material area, and just are abrasive cloth or abrasive paper of polishing, and after gauze or abrasive paper of polishing the fifty percent discount, make two all contain the face of polishing towards two material areas, just the front end body of polishing 5.4 or rear end body of polishing 5.5's one end press cover in the below of material area 10, and the other end stretches out towards adjacent material area top slant after passing the gap between two adjacent material areas, the upper and lower both sides of front end body of polishing (5.4), rear end body of polishing 5.5 are the face of polishing, and contact simultaneously in material area (10) of both sides respectively for front end, rear end body of polishing can polish the material area of both sides simultaneously.
The frame 5.1 top is provided with front end blend stop 5.6 and rear end blend stop 5.7 respectively corresponding to front end body 5.4, rear end body 5.5 of polishing, front end blend stop 5.6, rear end blend stop 5.7 all clearance setting are on the material area 10, just front end blend stop 5.6 is located front end body 5.4 in the ascending rear of direction of transfer, rear end blend stop 5.7 is located rear end body 5.5 of polishing in the direction of transfer, through front end blend stop, rear end blend stop respectively to front end body, rear end body of polishing stop, prevent its along with the material area drunkenness.
The frame 5.1 has the guide surface 5.9 corresponding to the fore-end and the rear end on the direction of transfer respectively, the both ends of the material area 10 on the frame 5.1 set up through the guide surface 5.9 downward sagging respectively, lie in the organism both sides and all contain the buffering hole for buffering the material area 10 for the both ends in the material area all are the sagging form, press through the self weight in material area and cover front end body 5.4 and the rear end body 5.5 of polishing.
In this embodiment, as shown in fig. 9, the front end grinding body is pressed by the material tape 10a, the protruding end is located above the adjacent material tape 10b, the rear end grinding body is pressed by the material tape 10b, and the protruding end is located above the adjacent material tape 10 a.
The baffle 5.3 is arranged between the front end polishing body 5.4 and the rear end polishing body 5.5, and the two side walls of the baffle 5.3 are respectively contacted with the middle polishing body 5.8 corresponding to the material belt 10, and the middle polishing body is abrasive cloth or abrasive paper.
An exhaust fan 7 is arranged above the machine base 5.1, and a dust collecting bag is arranged corresponding to the exhaust end of the exhaust fan and used for collecting polished dust.
As shown in fig. 11, the feeding device 1 includes a lifting mechanism 1.1, a fixing seat 1.2, a rotation executing mechanism 1.3 and a rotation platform 1.4, the fixing seat 1.2 is fixedly disposed on the ground, the lifting mechanism 1.1 is adjacently disposed at one side of the fixing seat 1.2, in this embodiment, the lifting mechanism 1.1 is a scissor lifting mechanism, the lowest stroke height of the lifting mechanism 1.1 is not higher than the top surface of the fixing seat 1.2, one side of the fixing seat 1.2 opposite to the lifting mechanism 1.1 is provided with the rotation platform 1.4, the rotation platform 1.4 is in a plate type or groove type structure, the rotation platform includes a guiding groove 1.8 for material rolling, one end of the rotation platform 1.4 is hinged to the fixing seat 1.2, the other end of the rotation platform 1.4 is a free end, in a free state, the free end of the rotation platform is spaced on the ground, the rotation platform 1.2 is in a high-low inclined state, the rotation platform 1.4 is disposed on the ground, when the rotation platform is not supported on the fixing seat 1.3, and is far from the rotation platform 1.4, and is disposed on the rotation platform 3; the materials on the rotary platform 1.4 can be displaced to the fixed seat and the lifting mechanism through the rotation of the rotary platform.
The working mode is as follows: the coil stock promotes to rotate on the free end of platform from ground, through rotating actuating mechanism drive rotation platform upwards rotates, in the rotation in-process, by personnel or the supplementary promotion coil stock of apparatus to rotate on the platform, when rotating the platform to the horizontality or slightly be higher than the horizontality, the coil stock rolls to one side of fixing base from the free end of rotating the platform, then rolls to elevating system from the fixing base again, then accomplishes the material loading, and whole process is comparatively safe, can be quick carries out the material loading to subaerial stacked coil stock.
The two groups of the rotation executing mechanisms 1.3 are respectively arranged on two sides of the rotation platform 1.4, the rotation executing mechanisms 1.3 comprise a winding mechanism 1.5 and a traction rope 1.6, the winding mechanism 1.5 is a hydraulic winch, the winding mechanism 1.5 is arranged on a fixing seat 1.2, one end of the traction rope 1.6 is wound on the winding mechanism 1.5, and the other end of the traction rope 1.6 is connected to the free end of the rotation platform 1.4.
The fixing seat 1.2 is provided with a supporting rod 1.11, the top end of the supporting rod 1.11 is rotatably provided with a winding pulley 1.12, the traction rope 1.6 is arranged above the winding pulley 1.12 in a tensioning mode, and the traction rope is tensioned and guided through the supporting rod and the winding pulley.
The fixing seat 1.2 is concavely provided with a mounting groove 1.7 for mounting the winding mechanism 1.5, and is used for mounting on one hand and adding the counterweight of the fixing seat 1.2 on the other hand, so as to prevent the overturning of the fixing seat caused by overweight coil stock, the upper surface of the fixing seat 1.2 is concavely provided with a counterweight concave cavity 1.13, and a counterweight block 1.14 is arranged in the counterweight concave cavity 1.13.
The height of the fixed seat 1.2 is higher than or equal to the lowest travel height of the lifting mechanism 1.1, so that the fixed seat can be pushed onto the lifting mechanism after receiving the coiled material.
The free end of the rotating platform 1.4 is perpendicular to the surface of the platform plate, fixing holes 1.9 are formed in the free end of the rotating platform 1.4, at least two fixing holes 1.9 are arranged at intervals in the width direction of the rotating platform 1.4, a baffle rod is detachably inserted into the fixing holes 1.9, and when coiled materials roll on the rotating platform, the baffle rod is inserted into the fixing holes 1.9 to prevent the coiled materials from sliding backwards.
The lower part of the lifting mechanism 1.1 is provided with a guide sliding rail 1.15, one end of the guide sliding rail is provided with an unreeling machine 2, the other end of the guide sliding rail is provided with a lifting mechanism 1.1 capable of moving movably, sweat guiding at the bottom of the lifting mechanism 1.1 corresponds to rollers of the guide sliding rail, and the upper surface of the lifting mechanism 1.1 comprises an arc-shaped groove structure for accommodating coiled materials and is used for placing the coiled materials to roll, and the lifting mechanism after receiving the coiled materials moves towards the unreeling machine through the guide sliding rail 1.15.
The foregoing is only a preferred embodiment of the invention, it being 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 present invention, and such modifications and adaptations are intended to be comprehended within the scope of the invention.
Claims (5)
1. A high-precision longitudinal shearing production method for a transformer iron core silicon steel sheet is characterized by comprising the following steps of: the method comprises the following steps:
step 1: loading the silicon steel sheet coiled material onto a rotating shaft of an unreeling machine, and gradually releasing the plate material belt through the unreeling machine;
step 2: the released plate material belt is buffered by a buffer device, so that part of the plate material sags in the buffer device, and the buffer length of the plate material belt is detected by a detection device in a buffer cavity;
and step 3: cutting the material belts through a rolling shearing device after passing through the buffer device to form a plurality of strip-shaped material belts, wherein the strip-shaped material belts are sequentially arranged at intervals in a direction perpendicular to the conveying direction;
and 4, step 4: guiding a plurality of strip-shaped material belts in the conveying direction, polishing the cutting edges of each strip-shaped material belt, and removing burrs of the edges;
and step 5: rolling the polished strip material belt by a rolling machine;
before the plate is rolled and cut, at least the upper surface or the lower surface of the plate is coated with lubricating oil through an oiling mechanism, the plate is coated in a strip shape, and a plurality of strip-shaped lubricating oil lines are formed and correspond to each rolling and cutting cutter head respectively;
and (3) production line: the device comprises a feeding device (1), an unreeling device (2), a rolling shearing device (4), a polishing device (5) and a reeling device which are sequentially arranged along the conveying direction of a material belt;
the feeding end of the slitting machine body (4.1) is provided with an elastic pressing mechanism (4.2), a material belt (10) is pressed on a supporting platform (4.4) of the slitting machine body (4.1) through the elastic pressing mechanism (4.2), the supporting platform (4.4) is concavely provided with an installation groove (4.5) corresponding to the material belt (10), an oiling mechanism (4.3) is arranged in the installation groove (4.5), the oiling mechanism (4.3) is elastically contacted with the bottom surface of the material belt, and the oiling mechanism (4.3) continuously oils towards the bottom surface of the material belt (10);
the oiling mechanisms (4.3) are arranged at intervals in the width direction of the material belt (10), the oiling mechanisms (4.3) are respectively and oppositely arranged with the rolling shearing cutterheads (4.6) in the conveying direction of the material belt, and the oiling mechanisms (4.3) are positioned in front of the rolling shearing cutterheads (4.6) in the conveying direction; the bottom surface of the material belt (10) is coated with a plurality of strip-shaped lubricating oil lines through a plurality of oiling mechanisms (4.3);
at least a buffer device (3) is arranged between the unreeling device (2) and the rolling shearing device (4), or between the rolling shearing device (4) and the polishing device (5), or between the polishing device (5) and the reeling device;
the buffer device (3) comprises a supporting vertical frame (3.1), a front blocking cross rod (3.2), a rear blocking cross rod (3.3), a relaxation detection assembly (3.4) and a stretching detection assembly (3.5), wherein the front blocking cross rod (3.2) and the rear blocking cross rod (3.3) are arranged on the supporting vertical frame (3.1) at intervals in the conveying direction of a material belt (10), the front blocking cross rod (3.2) and the rear blocking cross rod (3.3) are both used for supporting the material belt (10), a buffer cavity is formed between the front blocking cross rod (3.2) and the rear blocking cross rod (3.3), the buffer cavity is used for accommodating the material belt in a U-shaped relaxation state, the relaxation detection assembly (3.4) used for detecting the lowest position of the material belt (10) in the relaxation state is arranged below the trough of the buffer cavity, and the detection assembly (3.5) used for detecting the highest position of the material belt (10) in the tension state is arranged above the trough of the buffer cavity corresponding to the trough of the material belt (10);
the relaxation detection assembly (3.4) comprises an elastic baffle plate (3.6) and a first pressure detector (3.7) arranged below the elastic baffle plate (3.6) at intervals, the first pressure detector (3.7) is arranged at the bottom of the buffer cavity, and the elastic baffle plate (3.6) is elastically arranged on the supporting vertical frame (3.1) in the vertical direction; the material belt drooping into the buffer cavity is pressed and covered on the elastic baffle plate (3.6) in a loose state;
the bottom of the supporting vertical frame (3.1) is provided with a guide rod (3.8), the elastic baffle (3.6) is correspondingly provided with a guide hole in a penetrating way, the elastic baffle (3.6) is arranged on the guide rod in a guiding sliding way, the elastic baffle (3.6) is connected to the supporting vertical frame through a first elastic reset piece (3.9), and the material belt under a changing state enables the elastic baffle (3.6) to be elastically supported in the vertical direction;
the stretching detection assembly (3.5) comprises a movable ejector rod (3.11), a second pressure detector (3.12) and a fixed beam (3.13), wherein the fixed beam (3.13) is transversely arranged above the buffer cavity corresponding to the trough area of the material belt, the fixed beam (3.13) is arranged on the supporting vertical frame (3.1), the movable ejector rod (3.11) is elastically arranged on the fixed beam (3.13) in the vertical direction, the movable ejector rod (3.11) is far away from the material belt in a free state, the bottom end of the movable ejector rod (3.11) faces to the upper surface of the trough of the material belt (10), and the top end of the movable ejector rod (3.11) is correspondingly provided with the second pressure detector (3.12) used for detecting the displacement change of the movable ejector rod (3.11) at intervals; the material belt (10) is upwards propped against the bottom end of the movable ejector rod (3.11) in a stretching and tensioning state, and the movable ejector rod (3.11) upwards displaces to prop against the second pressure detector (3.12).
2. The high-precision longitudinal shearing production method for the transformer core silicon steel sheet is characterized by comprising the following steps of: the oiling mechanism (4.3) comprises a rotating shaft (4.8) and an oiling wheel (4.9) arranged on the rotating shaft (4.8), wherein the outer ring of the oiling wheel (4.9) is elastically contacted with the bottom surface of the material belt (10), the oiling wheel (4.9) rotates around a shaft relative to the supporting platform (4.4), an oil groove (4.11) is formed in the mounting groove (4.5), the oiling wheel (4.9) is immersed in the oil groove (4.11), and the top wheel body of the oiling wheel (4.9) is exposed out of the oil surface and is contacted with the bottom surface of the material belt (10).
3. The high-precision longitudinal shearing production method for the transformer core silicon steel sheet is characterized by comprising the following steps of: the polishing device (5) comprises a base (5.1), a guide mechanism (5.2), partition plates (5.3), front-end polishing bodies (5.4) and rear-end polishing bodies (5.5), wherein the guide mechanism (5.2) is arranged on the base (5.1) and guides displacement of a plurality of material belts (10), a plurality of partition plates (5.3) are arranged between the guide mechanism (5.2), a plurality of material belts (10) are respectively arranged at intervals in a direction perpendicular to a conveying direction through the partition plates (5.3), the front-end polishing bodies (5.4) are arranged at the front ends of the material belts (10) in the conveying direction, the rear-end polishing bodies (5.5) are arranged at the rear ends of the material belts (10) in the conveying direction, the front-end polishing bodies (5.4) and the rear-end polishing bodies (5.5) are respectively arranged between every two adjacent material belts (10), and the front-end polishing bodies (5.4) and the rear-end polishing bodies (5.5) are in tight contact with edges of the material belts at two sides; the cutting edge of the material belt (10) in the conveying state is relatively sliding polished relative to the front end polishing body (5.4) and the rear end polishing body (5.5).
4. The high-precision longitudinal shearing production method for the transformer core silicon steel sheet is characterized by comprising the following steps of: the front end polishing bodies (5.4) are arranged corresponding to upper edge/lower edge polishing of the material belt (10), the rear end polishing bodies (5.5) corresponding to the same material belt (10) are arranged corresponding to lower edge/upper edge polishing of the material belt (10), and the front end polishing bodies (5.4) and the rear end polishing bodies (5.5) of the same material belt (10) respectively polish the edges on two sides of the cutting edge of the material belt;
the front end body (5.4) of polishing, rear end body (5.5) are the abrasive cloth of polishing or sand paper of polishing, just the one end of front end body (5.4) or rear end body (5.5) of polishing is pressed and is covered in the below of material area (10), and the other end is stretched out towards adjacent material area top slant after passing the gap between two adjacent material areas, the upper and lower two sides of front end body (5.4) of polishing, rear end body (5.5) are the face of polishing, and contact material area (10) in both sides respectively simultaneously.
5. The high-precision longitudinal shearing production method for the transformer core silicon steel sheet is characterized by comprising the following steps of: the feeding device (1) comprises a lifting mechanism (1.1), a fixed seat (1.2), a rotary executing mechanism (1.3) and a rotary platform (1.4), wherein the fixed seat (1.2) is fixedly arranged on the ground, the lifting mechanism (1.1) is adjacently arranged on one side of the fixed seat (1.2), the lowest stroke height of the lifting mechanism (1.1) is not higher than the top surface of the fixed seat (1.2), the rotary platform (1.4) is arranged on one side of the fixed seat (1.2) opposite to the lifting mechanism (1.1), the rotary platform (1.4) is used for guiding and supporting coiled materials, one end of the rotary platform (1.4) is hinged to the fixed seat (1.2), the other end of the rotary platform (1.4) is a free end, the free end of the rotary platform is pressed on the ground at a distance of the fixed seat (1.2) in a free state, the rotary platform (1.4) is arranged in a high-low inclined mode, and the rotary platform (1.4) is arranged in a vertical plane or far away from the fixed seat (1.3), and is arranged in the vertical plane (1.3) and is arranged in the rotary platform (1.3); the materials on the rotating platform (1.4) can be displaced to the fixed seat and the lifting mechanism through rotation;
the rotary executing mechanism (1.3) comprises a winding mechanism (1.5) and a traction rope (1.6), the winding mechanism (1.5) is arranged on the fixed seat (1.2), one end of the traction rope (1.6) is wound on the winding mechanism (1.5), and the other end of the traction rope (1.6) is connected to the free end of the rotary platform (1.4); the fixing seat (1.2) is provided with a supporting rod (1.11), the top end of the supporting rod (1.11) is rotatably provided with a winding pulley (1.12), and the traction rope (1.6) is arranged above the winding pulley (1.12) in a tensioning mode.
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| CN202210054516.9A CN114300251B (en) | 2022-01-18 | 2022-01-18 | High-precision longitudinal shearing production line method and system for transformer iron core silicon steel sheet |
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| CN202210054516.9A CN114300251B (en) | 2022-01-18 | 2022-01-18 | High-precision longitudinal shearing production line method and system for transformer iron core silicon steel sheet |
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