CN111613430A - Material taking device and method - Google Patents

Material taking device and method Download PDF

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Publication number
CN111613430A
CN111613430A CN202010387685.5A CN202010387685A CN111613430A CN 111613430 A CN111613430 A CN 111613430A CN 202010387685 A CN202010387685 A CN 202010387685A CN 111613430 A CN111613430 A CN 111613430A
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China
Prior art keywords
silicon steel
steel sheet
sheet
limiting
slide rail
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CN202010387685.5A
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CN111613430B (en
Inventor
刘利军
李冬
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Cecep Xi'an Qiyuan Mechanical And Electrical Equipment Co ltd
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Cecep Xi'an Qiyuan Mechanical And Electrical Equipment Co ltd
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Publication of CN111613430A publication Critical patent/CN111613430A/en
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00Apparatus 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
    • H01F41/02Apparatus 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
    • H01F41/0206Manufacturing of magnetic cores by mechanical means
    • H01F41/0233Manufacturing of magnetic circuits made from sheets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/74Feeding, transfer, or discharging devices of particular kinds or types
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/74Feeding, transfer, or discharging devices of particular kinds or types
    • B65G47/90Devices for picking-up and depositing articles or materials
    • B65G47/91Devices for picking-up and depositing articles or materials incorporating pneumatic, e.g. suction, grippers

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Sheets, Magazines, And Separation Thereof (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)

Abstract

The invention discloses a material taking device and a method, belongs to the field of transformer manufacturing equipment, and relates to a material taking device for automatic lamination of silicon steel sheets of a transformer iron core, which comprises the following steps: a material storage table; an electromagnetic film taking device; the electromagnetic sheet taking device is arranged on one side of the storage platform, and the silicon steel sheet limiting device is arranged on the other side of the electromagnetic sheet taking device. Through the injecture of silicon steel sheet stop device to different kind silicon steel sheet layers in the silicon steel sheet material post, use the electromagnetism to get the piece device and absorb the silicon steel sheet layer of needs, multi-disc silicon steel sheet gets material, lamination simultaneously when having realized the off-line lamination, has improved iron core lamination efficiency greatly.

Description

Material taking device and method
Technical Field
The invention belongs to the field of transformer manufacturing equipment, and particularly relates to a material taking method and device.
Background
The common iron core of the current transformer is of three types, namely a 'sun' type, an 'IE' type and an 'E' type. At present, silicon steel sheet iron cores are mostly manually laminated, and manual lamination has the disadvantages of high labor intensity, repetition, low efficiency and unstable quality. Machine lamination appearing in recent two years replaces manual lamination by the machine, and is the development direction of intelligent production of transformer cores in the future.
The automatic lamination device is integrated on a silicon steel transverse shearing line, the mode of simultaneously shearing sheets and laminating sheets is called as on-line lamination, the on-line lamination has the advantages that silicon steel sheets do not need to be transported, and the defects that the lamination process is slow and the efficiency of high-speed sheet shearing of the transverse shearing line cannot be fully exerted are overcome.
After the wire shearing is finished and the sheet pre-arranging material is cut, the mode that the silicon steel sheets are automatically laminated by the laminating equipment is called as off-line lamination, the off-line lamination can fully exert the high-speed shearing performance of the transverse shearing line, the sheet shearing and the lamination are carried out separately, and the equipment arrangement and the production mode are more flexible.
In the process of implementing the embodiment of the invention, the inventor finds that at least the following defects exist in the background art:
when the silicon steel iron core is automatically laminated off line, only one piece of silicon steel iron core can be sucked and conveyed at a time in a pneumatic sucker type, so that the laminating efficiency and the practicability of a machine are greatly limited; the electromagnetic chuck can absorb a plurality of silicon steel sheets at the same time, but the number of the absorbed silicon steel sheets cannot be accurately controlled.
Disclosure of Invention
The invention provides a material taking device and a method, aims to solve the problems, and solves the problems that when a silicon steel iron core is automatically laminated off line, a pneumatic sucker type machine can only suck and convey one sheet at a time, so that the laminating efficiency and the practicability of the machine are greatly limited; the electromagnetic chuck can absorb a plurality of silicon steel sheets at the same time, but the number of the absorbed silicon steel sheets cannot be accurately controlled.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
the utility model provides a extracting device for automatic lamination of transformer core silicon steel sheet, includes:
a material storage table;
an electromagnetic film taking device;
silicon steel sheet stop device, silicon steel sheet stop device includes:
a first sheeting device, the first sheeting device comprising:
a first limit piece;
a first power unit;
the first limiting piece can be close to or far away from the material storage surface of the material storage platform under the driving of the first power device;
a second sheeting device, the second sheeting device comprising:
a second limiting member;
a second power unit;
the second limiting piece can be close to or far away from the material storage surface of the material storage platform under the driving of the second power device;
the first tabletting device and the second tabletting device respectively act on different types of silicon steel sheets;
the electromagnetic sheet taking device is arranged on one side of the storage platform, and the silicon steel sheet limiting device is arranged on the other side of the electromagnetic sheet taking device.
The material storage table comprises a lifting table, a linear transmission device and a servo motor, the linear transmission device is arranged along the lifting direction of the lifting table, and the servo motor is in transmission connection with the lifting surface of the lifting table through the linear transmission device.
The first limiting piece of the first sheet pressing device is provided with a first position and a second position, the first limiting piece limits the movement of the center column silicon steel sheet when in the first position, and the first limiting piece releases the limitation of the center column silicon steel sheet when in the second position;
the second limiting piece of the second tabletting device is provided with a third position and a fourth position, the second limiting piece limits the movement of the side column silicon steel sheet when in the third position, and the second limiting piece releases the limitation of the side column silicon steel sheet when in the fourth position.
Further comprising: and the servo motor, the first power device, the second power device and the electromagnetic sheet taking device are in electric signal connection with the control module.
First film clamp with second film clamp bottom all is equipped with the position control device who is used for position control on the horizontal plane, position control device includes:
a load bearing balance plate;
a first linear motion device, the first linear motion device comprising:
a first slide rail;
a first servo motor;
a first linear drive;
the first servo motor is in transmission connection with a sliding block of the first sliding rail through the first linear transmission device;
a second linear motion device, the second linear motion device comprising:
a second slide rail;
a second servo motor;
a second linear drive;
the second servo motor is in transmission connection with the sliding block of the second sliding rail through the second linear transmission device;
the second linear motion device is arranged on a bearing balance plate, the bearing balance plate is connected with a sliding block of the first sliding rail, and the motion direction of the first linear motion device is perpendicular to that of the second linear motion device.
The first tabletting device further comprises a first frame body and a third slide rail, the third slide rail is arranged on the first frame body, the first power device is fixed on the first frame body and is positioned at one end of the third slide rail, the transmission direction of the first power device is the same as the track direction of the third slide rail, one part of the first limiting piece is connected with the slide block of the third slide rail, and the other part of the first limiting piece is in transmission connection with the first power device;
the second tabletting device further comprises a second frame body and a fourth slide rail, the fourth slide rail is arranged on the second frame body, a second power device is fixed on the second frame body and is positioned at one end of the fourth slide rail, the transmission direction of the second power device is the same as the track direction of the fourth slide rail, one part of a second limiting part is connected with the slide block of the fourth slide rail, and the other part of the second limiting part is in transmission connection with the second power device.
The electromagnetism is got piece device and is had material portion and transportation portion of moving, moves material portion and be electromagnet, transportation portion is truss robot or manipulator.
A material taking method is used for automatic lamination of silicon steel sheets of a transformer core, and comprises the following steps:
step 1, obtaining a stock column formed by sequentially stacking a yoke sheet silicon steel sheet, a center column silicon steel sheet and a side column silicon steel sheet, wherein the center column silicon steel sheet and the side column silicon steel sheet have parts which are not shielded by the yoke sheet silicon steel sheet along a direction vertical to the surface of the yoke sheet silicon steel sheet;
step 2, a silicon steel sheet limiting device is used for limiting the center column silicon steel sheet and the side column silicon steel sheet, and the silicon steel sheet limiting device acts on the parts, which are not shielded by the yoke sheet silicon steel sheets, of the center column silicon steel sheet and the side column silicon steel sheet;
step 3, transferring the yoke sheet silicon steel sheet by using an electromagnetic sheet taking device;
step 4, releasing the limit of the center column silicon steel sheet by a silicon steel sheet limiting device, and transferring the center column silicon steel sheet by using an electromagnetic sheet taking device;
and 5, releasing the limit of the side column silicon steel sheet by the silicon steel sheet limiting device, and transferring the side column silicon steel sheet by using an electromagnetic sheet taking device.
The method specifically comprises the following steps of 1, obtaining a stock column formed by sequentially and circularly stacking a yoke sheet silicon steel sheet, a center column silicon steel sheet and a side column silicon steel sheet, wherein the center column silicon steel sheet and the side column silicon steel sheet have parts which are not shielded by the yoke sheet silicon steel sheet along a direction perpendicular to the surface of the yoke sheet;
the step 5 is followed by:
and 6, continuously repeating the step 1 to the step 5.
Further comprising:
step a, sequentially stacking a yoke sheet silicon steel sheet, a center column silicon steel sheet and a side column silicon steel sheet into a stock column;
and b, integrally transferring the material column.
The invention has the beneficial effects that different types of silicon steel sheet layers in the silicon steel sheet material column are limited by the silicon steel sheet limiting device, and the electromagnetic sheet taking device is used for absorbing the required silicon steel sheet layers, so that a plurality of silicon steel sheets can be simultaneously taken and laminated during off-line lamination, and the iron core lamination efficiency is greatly improved.
Drawings
FIG. 1 is a schematic view of an overall structure of a material extracting apparatus according to the present invention;
fig. 2 is a schematic diagram illustrating the material taking device for limiting the silicon steel sheets of the center column and the side columns;
fig. 3 is a schematic diagram illustrating the side column silicon steel sheet is limited by the material taking device according to the present invention;
fig. 4 is a schematic view of the material taking device without limiting the side column silicon steel sheet;
FIG. 5 is a schematic view showing the shape of a silicon steel sheet for a yoke sheet;
FIG. 6 is a schematic view of a shape of a center post silicon steel sheet;
FIG. 7 is a schematic view showing the shape of a side column silicon steel sheet;
fig. 8 is an exploded view of a grain column composed of yoke-sheet silicon-steel sheets, center-column silicon-steel sheets and side-column silicon-steel sheets.
Labeled as: 1. a silicon steel sheet limiting device; 2. a material storage table; 3. pretreating the silicon steel sheet; 4. a material moving part; 5. an electromagnetic film taking device; 6. a first power unit; 7. a first slide rail; 8. a load bearing balance plate; 9. a second slide rail; 10. a first limit piece; 11. a second limiting member; 12. and a second power device.
Detailed Description
A material taking scheme provided by the embodiments of the present invention will be described in detail through several specific embodiments.
Example 1
Referring to fig. 1 to 4, which are schematic diagrams illustrating an overall structure of a material taking device according to the present invention, the material taking device is used for automatically laminating silicon steel sheets of a transformer core, and includes:
a material storage table 2;
an electromagnetic film taking device 5;
silicon steel sheet stop device 1, silicon steel sheet stop device 1 includes:
a first sheeting device, the first sheeting device comprising:
a first stopper 10;
a first power unit 6;
the first limiting piece 10 can be close to or far away from the material storage surface of the material storage table 2 under the driving of the first power device 6;
a second sheeting device, the second sheeting device comprising:
a second limiting member 11;
a second power plant 12;
the second limiting part 11 can be close to or far away from the material storage surface of the material storage table 2 under the driving of the second power device 12;
the first tabletting device and the second tabletting device respectively act on different types of silicon steel sheets;
the electromagnetic sheet taking device 5 is arranged on one side of the material storage table 2, and the silicon steel sheet limiting device 1 is arranged on the other side of the electromagnetic sheet taking device 5.
In the above-mentioned embodiment, the silicon steel sheet material post is placed to storage platform 2, the silicon steel sheet material post is by yoke sheet silicon steel sheet, center pillar silicon steel sheet and the material post that side post silicon steel sheet piled up in proper order, this material post is silicon steel sheet 3 behind the preliminary treatment material, storage platform 2 can cooperate silicon steel sheet stop device 1 to carry on spacingly to center pillar silicon steel sheet layer and side post silicon steel sheet layer, the piece device 5 is got to the electromagnetism is used for absorbing through the electro-magnet and is not by 1 spacing yoke sheet silicon steel sheet layer of silicon steel sheet stop device, center pillar silicon steel sheet layer or side post silicon steel sheet layer.
When the yoke sheet silicon steel sheet, the center column silicon steel sheet or the side column silicon steel sheet is taken, firstly, material columns stacked by the yoke sheet silicon steel sheet, the center column silicon steel sheet and the side column silicon steel sheet in sequence are transported to the material storage table 2, the silicon steel sheet limiting device 1 limits the position of the center column silicon steel sheet layer and the side column silicon steel sheet layer through the first sheet pressing device, and then the yoke sheet silicon steel sheet layer is taken down and transported out through the electromagnetic sheet taking device 5; after taking out yoke piece silicon steel sheet layer, silicon steel sheet stop device 1 carries on spacingly to side post silicon steel sheet layer, and the operation of taking off and transporting away center pillar silicon steel sheet layer is got to the electromagnetism 5, and later 1 releases of silicon steel sheet stop device spacing to side post silicon steel sheet layer, and the electromagnetism is got piece device 5 and is taken off and transport away with side post silicon steel sheet layer, accomplishes the work of material post classification and quick transportation. The material taking and laminating of a plurality of silicon steel sheets are realized simultaneously during off-line lamination, and the iron core lamination efficiency is greatly improved.
Example 2
Further, according to another embodiment of the material taking device, the material storage table 2 includes a lifting table, a linear transmission device and a servo motor, the linear transmission device is arranged along the lifting direction of the lifting table, and the servo motor is in transmission connection with the lifting surface of the lifting table through the linear transmission device.
In the above embodiment, when the storage platform 2 cooperates with the silicon steel sheet limiting device 1 to limit the center column silicon steel sheet layer and the side column silicon steel sheet layer, the mode of moving the silicon steel sheet limiting device 1 can be adopted to limit the center column silicon steel sheet layer and the side column silicon steel sheet layer;
in this embodiment, the storage platform 2 is liftable, when the middle column silicon steel sheet layer and the side column silicon steel sheet layer are limited, the limiting operation can be performed by adopting a mode of lifting the storage platform 2, specifically, after the positions of the first limiting member 10 and the second limiting member 11 are set, the storage platform 2 is lifted to a preset position, the middle column silicon steel sheet layer and the side column silicon steel sheet layer are limited, and the yoke sheet silicon steel sheet is taken down; the first limiting piece 10 is moved away, the material storage platform 2 is lifted to the height of the yoke sheet silicon steel sheet, the side column silicon steel sheet is lifted to the position of the second limiting piece 11 and limited by the second limiting piece 11, and the electromagnetic sheet taking device 5 sucks the center column silicon steel sheet; and then the second limiting part 11 is moved away, the material storage platform 2 is lifted to the height of the taken-down side column silicon steel sheet, and the electromagnetic sheet taking device 5 is used for taking the side column silicon steel sheet. This embodiment can increase stability and accuracy when spacing silicon steel sheet, avoids unnecessary operation of machine, promotes the transfer efficiency.
Example 3
Further, referring to fig. 2 to 4, in another embodiment of the material taking device of the present invention, the first limiting member 10 of the first sheet pressing device has a first position and a second position, the first limiting member 10 limits the movement of the center-column silicon steel sheet at the first position, and the first limiting member 10 releases the limitation of the center-column silicon steel sheet at the second position;
the second limiting part 11 of the second sheet pressing device has a third position and a fourth position, the second limiting part 11 limits the movement of the side column silicon steel sheet at the third position, and the second limiting part 11 releases the limitation of the side column silicon steel sheet at the fourth position.
In the above embodiment, the first sheet pressing device has at least two end positions, namely, a first position and a second position, and the first position limits the movement of the center column silicon steel sheet, and the second position releases the limitation of the center column silicon steel sheet;
the second sheet pressing device at least has two end point positions, namely a third position and a fourth position, the movement of the side column silicon steel sheet is limited in the third position, and the limitation of the side column silicon steel sheet is released in the fourth position;
the different positions of the first limiting part 10 and the second limiting part 11 avoid the influence on the material taking of the electromagnetic sheet taking device 5.
Example 4
Further, another embodiment of the material taking device of the present invention further includes: and the servo motor, the first power device 6, the second power device 12 and the electromagnetic sheet taking device 5 are in electric signal connection with the control module.
In controlling a material taking device of the present invention, the existing mature PLC programming control can be adopted, and the logic thereof is the control logic described in embodiments 1 to 3. PLC programming is well established in the art and can be implemented by those skilled in the art with reference to the implementation of a material extraction device as disclosed herein.
Example 5
Further, in another embodiment of the material taking device of the present invention, a position adjusting device for adjusting the position on the horizontal plane is disposed at the bottom of each of the first sheeting device and the second sheeting device, and the position adjusting device includes:
a load bearing balancing plate 8;
a first linear motion device, the first linear motion device comprising:
a first slide rail 7;
a first servo motor;
a first linear drive;
the first servo motor is in transmission connection with a sliding block of the first sliding rail 7 through the first linear transmission device;
a second linear motion device, the second linear motion device comprising:
a second slide rail 9;
a second servo motor;
a second linear drive;
the second servo motor is in transmission connection with a sliding block of a second sliding rail 9 through the second linear transmission device;
the second linear motion device is arranged on a bearing balance plate 8, the bearing balance plate 8 is connected with a slide block of the first slide rail 7, and the motion direction of the first linear motion device is vertical to that of the second linear motion device.
In the above embodiment, in order to ensure that the first tabletting device and the second tabletting device can manage the silicon steel sheets with different specifications and sizes, the position adjusting device for adjusting the position on the horizontal plane is arranged at the bottom of the first tabletting device and the bottom of the second tabletting device, and the first tabletting device or the second tabletting device can be adjusted on the horizontal position, so that the first tabletting device and the second tabletting device can accurately act on the silicon steel sheets with different sizes, and the embodiment has strong compatibility.
Example 6
Further, referring to fig. 2 to 4, in another embodiment of the material taking device of the present invention, the first sheet pressing device further includes a first frame body and a third slide rail, the third slide rail is disposed on the first frame body, the first power device 6 is fixed on the first frame body, the first power device 6 is located at one end of the third slide rail, a transmission direction of the first power device 6 is the same as a track direction of the third slide rail, a part of the first limiting member 10 is connected to a slide block of the third slide rail, and another part of the first limiting member 10 is connected to the first power device 6 in a transmission manner;
the second tabletting device further comprises a second frame body and a fourth slide rail, the fourth slide rail is arranged on the second frame body, a second power device 12 is fixed on the second frame body, the second power device 12 is positioned at one end of the fourth slide rail, the transmission direction of the second power device 12 is the same as the track direction of the fourth slide rail, one part of a second limiting part 11 is connected with a slide block of the fourth slide rail, and the other part of the second limiting part 11 is in transmission connection with the second power device 12.
In the above embodiment, when the first limiting member 10 in the first tablet pressing device operates, the operation thereof can be more stable by the guidance of the third slide rail; when the second limiting member 11 in the second tablet pressing device operates, the operation of the second limiting member can be more stable through the guidance of the fourth slide rail.
Example 7
Further, referring to fig. 1, in another embodiment of the material taking device according to the present invention, the electromagnetic sheet taking device 5 includes a material moving portion 4 and a transferring portion, the material moving portion 4 is an electromagnetic chuck, and the transferring portion is a truss robot or a manipulator.
In the above embodiment, the material moving portion 4 of the electromagnetic sheet taking device 5 is used for sucking silicon steel sheets of the same type at a time, and the transferring portion is used for moving the silicon steel sheets at the initial position to the target position. Wherein the transfer part can adopt a truss robot or a mechanical arm in the prior art or other devices for transferring the silicon steel sheets known in the prior art.
Example 8
Referring to fig. 5 to 8, which illustrate the shape and structure of the yoke-sheet silicon steel sheet, the center-column silicon steel sheet and the side-column silicon steel sheet, the material taking method of the present invention is used for automatically laminating the silicon steel sheets of the transformer core, and the material taking method includes:
step 1, obtaining a stock column formed by sequentially stacking a yoke sheet silicon steel sheet, a center column silicon steel sheet and a side column silicon steel sheet, wherein the center column silicon steel sheet and the side column silicon steel sheet have parts which are not shielded by the yoke sheet silicon steel sheet along a direction vertical to the surface of the yoke sheet silicon steel sheet;
step 2, a silicon steel sheet limiting device 1 is used for limiting the center column silicon steel sheet and the side column silicon steel sheet, and the silicon steel sheet limiting device 1 acts on the parts, which are not shielded by the yoke sheet silicon steel sheets, of the center column silicon steel sheet and the side column silicon steel sheet;
step 3, transferring the yoke sheet silicon steel sheet by using an electromagnetic sheet taking device;
step 4, the silicon steel sheet limiting device 1 releases the limit of the center column silicon steel sheet, and an electromagnetic sheet taking device is used for transferring the center column silicon steel sheet;
and 5, releasing the limit of the side column silicon steel sheet by the silicon steel sheet limiting device 1, and transferring the side column silicon steel sheet by using an electromagnetic sheet taking device.
In the above embodiment, the inventor finds that the shapes of the yoke sheet silicon steel sheet, the center column silicon steel sheet and the side column silicon steel sheet are different, the yoke sheet silicon steel sheet is used as the topmost part, the center column silicon steel sheet is placed in the middle part, and the side column silicon steel sheet is placed at the bottommost part, and along the direction perpendicular to the surface of the yoke sheet silicon steel sheet, the center column silicon steel sheet and the side column silicon steel sheet have parts which are not shielded by the yoke sheet silicon steel sheet; when different silicon steel sheet layers are taken, only the silicon steel sheets which are required to be taken on the uppermost layer need to be released in sequence. This embodiment can take multi-disc silicon steel sheet simultaneously, and is more high-efficient than traditional negative pressure adsorption material taking device in efficiency.
Example 9
Further, in another embodiment of the material taking method of the present invention, step 1 specifically includes obtaining a stock column formed by sequentially and cyclically stacking a yoke sheet silicon steel sheet, a center column silicon steel sheet and a side column silicon steel sheet, wherein the center column silicon steel sheet and the side column silicon steel sheet have a portion thereof not shielded by the yoke sheet silicon steel sheet along a direction perpendicular to the surface of the yoke sheet;
the step 5 is followed by:
and 6, continuously repeating the step 1 to the step 5.
In the above embodiment, when stacking the silicon steel sheet columns, only the columns in which the yoke silicon steel sheets, the center column silicon steel sheets and the side column silicon steel sheets are sequentially and circularly stacked need to be stacked, and the operation after the method can be satisfied.
Example 10
Further, another embodiment of the material taking method of the present invention further includes:
step a, sequentially stacking a yoke sheet silicon steel sheet, a center column silicon steel sheet and a side column silicon steel sheet into a stock column;
and b, integrally transferring the material column.
In the above embodiment, when the method is used for transferring the silicon steel sheets, in the previous step, the yoke silicon steel sheets, the center column silicon steel sheets and the side column silicon steel sheets are sequentially stacked to form the material column, and the material column is integrally transferred to the storage platform 2.
Example 11
Take five-piece material taking and stacking as an example
The pre-arranging device arranges 6 silicon steel sheets one by one, and arranges materials circularly according to the sequence of 6 yoke sheets, 3 middle sheets and 6 side sheets with the same specification, wherein the yoke sheets are yoke sheet silicon steel sheets, the middle sheets are middle column silicon steel sheets, and the side sheets are side column silicon steel sheets.
And placing the well-organized silicon steel sheet on a storage platform, arranging the storage platform on a lead screw guide rail, moving in the height direction, and keeping the distance from the upper surface of the silicon steel sheet on the storage platform to the pressing point of the silicon steel sheet limiting device 1 unchanged.
The silicon steel sheet limiting device 1 is provided with three pressing points, each pressing point is arranged on the lead screw guide rail and can move around the X, Y axis on the horizontal plane to adapt to the size of a silicon steel sheet.
The electromagnetic sheet taking device adopts a truss structure, and electromagnets are uniformly arranged on the truss.
Firstly, 6 yoke sheets on the uppermost layer are taken, as shown in fig. 1, pressing points 1 and 3 respectively press two corners of the lower layer side sheet, a pressing material 2 penetrates through a gap in the middle of the yoke sheets to press the lower layer middle sheet, the rest silicon steel sheets except the 6 yoke sheets on the uppermost layer are pressed and fixed on a storage table, an electromagnetic sheet taking device moves to the upper part of the storage table, an electromagnet is electrified to suck and move the 6 yoke sheets on the uppermost layer for subsequent lamination. The material storage platform is lifted by 6 silicon steel sheets.
And then taking 3 middle sheets, as shown in fig. 2, continuously pressing the lower layer side sheets by the pressing points 1 and 3, lifting and moving the pressing point 2 to the side, pressing and fixing the rest silicon steel sheets except the uppermost layer 3 middle sheets on the storage table, moving the electromagnetic sheet taking device to the upper part of the storage table, electrifying the electromagnet, and sucking and moving the uppermost layer 3 middle sheets for subsequent lamination. The material storage platform is lifted by 3 sheets.
And then 6 side pieces are taken, as shown in fig. 3, the pressing points 1 and 3 are lifted, moved to two corners of the lower yoke piece and pressed down, the pressing point 2 is kept still beside the lower yoke piece, the rest silicon steel sheets except the 6 side pieces on the uppermost layer are pressed and fixed on the storage table, the electromagnetic sheet taking device moves to the upper part of the storage table, the electromagnet is electrified, and the 6 side pieces on the uppermost layer are sucked and removed for subsequent lamination. The material storage platform is lifted by 6 sheets.
And the operation is repeated in the same way. Realize that 6 silicon steel sheets are taken and stacked at the same time.
It should be noted that all the directional indications (such as up, down, left, right, front, and rear … …) in the present embodiment are only used to explain the relative positional relationship between the components, the movement, and the like in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indication is changed accordingly.
In addition, descriptions related to "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
Technical solutions between various embodiments may be combined with each other, but must be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Claims (10)

1. The utility model provides a extracting device for automatic lamination of transformer core silicon steel sheet, its characterized in that includes:
a material storage table (2);
an electromagnetic sheet taking device (5);
silicon steel sheet stop device, silicon steel sheet stop device includes:
a first sheeting device, the first sheeting device comprising:
a first stopper (10);
a first power unit (6);
the first limiting piece (10) can be close to or far away from the material storage surface of the material storage table (2) under the drive of the first power device (6);
a second sheeting device, the second sheeting device comprising:
a second stopper (11);
a second power unit (12);
the second limiting piece (11) can be close to or far away from the material storage surface of the material storage table (2) under the drive of the second power device (12);
the first tabletting device and the second tabletting device respectively act on different types of silicon steel sheets;
the electromagnetic sheet taking device (5) is arranged on one side of the material storage table (2), and the silicon steel sheet limiting device is arranged on the other side of the electromagnetic sheet taking device (5).
2. The material taking device as claimed in claim 1, wherein the material storage table (2) comprises a lifting table, a linear transmission device and a servo motor, the linear transmission device is arranged along the lifting direction of the lifting table, and the servo motor is in transmission connection with the lifting surface of the lifting table through the linear transmission device.
3. The reclaiming apparatus according to claim 2, wherein the first position limiter (10) of the first sheet pressing device has a first position and a second position, the first position limiter (10) limits the movement of the center column silicon steel sheet at the first position, and the first position limiter (10) releases the limitation of the center column silicon steel sheet at the second position;
and the second limiting piece (11) of the second sheet pressing device is provided with a third position and a fourth position, the second limiting piece (11) limits the movement of the side column silicon steel sheet at the third position, and the second limiting piece (11) releases the limitation on the side column silicon steel sheet at the fourth position.
4. The take out apparatus as claimed in claim 3, further comprising: and the servo motor, the first power device (6), the second power device (12) and the electromagnetic sheet taking device (5) are in electric signal connection with the control module.
5. The extracting apparatus as set forth in claim 1, wherein the first sheeting device and the second sheeting device are each provided at the bottom with a position adjusting device for positional adjustment in a horizontal plane, the position adjusting device comprising:
a load-bearing balancing plate (8);
a first linear motion device, the first linear motion device comprising:
a first slide rail (7);
a first servo motor;
a first linear drive;
the first servo motor is in transmission connection with a sliding block of a first sliding rail (7) through the first linear transmission device;
a second linear motion device, the second linear motion device comprising:
a second slide rail (9);
a second servo motor;
a second linear drive;
the second servo motor is in transmission connection with a sliding block of a second sliding rail (9) through the second linear transmission device;
the second linear motion device is arranged on a bearing balance plate (8), the bearing balance plate (8) is connected with a sliding block of the first sliding rail (7), and the motion direction of the first linear motion device is perpendicular to that of the second linear motion device.
6. The material taking device as claimed in claim 1, wherein the first sheeting device further comprises a first rack body and a third slide rail, the third slide rail is arranged on the first rack body, the first power device (6) is fixed on the first rack body, the first power device (6) is positioned at one end of the third slide rail, the transmission direction of the first power device (6) is the same as the track direction of the third slide rail, one part of the first limiting piece (10) is connected with the slide block of the third slide rail, and the other part of the first limiting piece (10) is in transmission connection with the first power device (6);
the second tabletting device further comprises a second frame body and a fourth slide rail, the fourth slide rail is arranged on the second frame body, a second power device (12) is fixed on the second frame body, the second power device (12) is located at one end of the fourth slide rail, the transmission direction of the second power device (12) is the same as the track direction of the fourth slide rail, one part of a second limiting part (11) is connected with a slide block of the fourth slide rail, and the other part of the second limiting part (11) is in transmission connection with the second power device (12).
7. The material taking device as claimed in claim 1, wherein the electromagnetic sheet taking device (5) is provided with a material moving part (4) and a transferring part, the material moving part (4) is an electromagnetic chuck, and the transferring part is a truss robot or a manipulator.
8. The material taking method is used for automatic lamination of silicon steel sheets of a transformer core and is characterized by comprising the following steps:
step 1, obtaining a stock column formed by sequentially stacking a yoke sheet silicon steel sheet, a center column silicon steel sheet and a side column silicon steel sheet, wherein the center column silicon steel sheet and the side column silicon steel sheet have parts which are not shielded by the yoke sheet silicon steel sheet along a direction vertical to the surface of the yoke sheet silicon steel sheet;
step 2, a silicon steel sheet limiting device is used for limiting the center column silicon steel sheet and the side column silicon steel sheet, and the silicon steel sheet limiting device acts on the parts, which are not shielded by the yoke sheet silicon steel sheets, of the center column silicon steel sheet and the side column silicon steel sheet;
step 3, transferring the yoke sheet silicon steel sheet by using an electromagnetic sheet taking device;
step 4, releasing the limit of the center column silicon steel sheet by a silicon steel sheet limiting device, and transferring the center column silicon steel sheet by using an electromagnetic sheet taking device;
and 5, releasing the limit of the side column silicon steel sheet by the silicon steel sheet limiting device, and transferring the side column silicon steel sheet by using an electromagnetic sheet taking device.
9. The material taking method as claimed in claim 8, wherein the step 1 is specifically to obtain a material column formed by circularly stacking a yoke sheet silicon steel sheet, a center column silicon steel sheet and a side column silicon steel sheet in sequence, wherein the center column silicon steel sheet and the side column silicon steel sheet have a part which is not shielded by the yoke sheet silicon steel sheet in a direction perpendicular to the surface of the yoke sheet;
the step 5 is followed by:
and 6, continuously repeating the step 1 to the step 5.
10. The method of claim 8, further comprising:
step a, sequentially stacking a yoke sheet silicon steel sheet, a center column silicon steel sheet and a side column silicon steel sheet into a stock column;
and b, integrally transferring the material column.
CN202010387685.5A 2020-05-09 2020-05-09 Material taking device and method Active CN111613430B (en)

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EP0273682A2 (en) * 1986-12-29 1988-07-06 Kitamura Kiden Co., Ltd. Method and apparatus for manufacturing wound core
CN108538565A (en) * 2018-04-18 2018-09-14 明珠电气股份有限公司 Transformer core flexible intelligent lamination production system platform
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