CN112863847B - Insulation coating method for silicon steel sheet manufactured by transformer iron core - Google Patents
Insulation coating method for silicon steel sheet manufactured by transformer iron core Download PDFInfo
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- CN112863847B CN112863847B CN202110046662.2A CN202110046662A CN112863847B CN 112863847 B CN112863847 B CN 112863847B CN 202110046662 A CN202110046662 A CN 202110046662A CN 112863847 B CN112863847 B CN 112863847B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C1/00—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating
- B05C1/04—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length
- B05C1/08—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line
- B05C1/0821—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line characterised by driving means for rollers or work
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C13/00—Means for manipulating or holding work, e.g. for separate articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C3/00—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material
- B05C3/02—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material
- B05C3/09—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material for treating separate articles
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/005—Impregnating or encapsulating
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- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Coating Apparatus (AREA)
Abstract
The invention relates to an insulating coating method for silicon steel sheet made of transformer iron core, which uses a coating equipment, which comprises a base, a support frame, a rotating device, a lowering device, a roller coating device and a coating chamber. The rotating ring rotates clockwise, and the rotating ring rotates the driving gear to rotate, so that each silicon steel sheet that supports the expansion of the arc plate is internally supported, and the push rod is pushed to the right, So as to block each silicon steel sheet, start the drive motor, drive the output end of the motor to drive the central rotating shaft to rotate, so that when the sliding rod moves downward, it drives the jacket frame to move downward, realizing the dip coating of silicon steel sheet in the jacket frame. When the jacket frame moves upward, it swings up and down due to the force of the spring, so as to shake off the excess insulating paint on the silicon steel sheet, and open the electric push rod to move forward, Therefore, the surface of a plurality of silicon steel sheets outside the supporting arc plate is roller coated to avoid bumps on the surface of silicon steel sheets when dipping insulating paint.
Description
Technical Field
The invention relates to the technical field of transformer iron core manufacturing, in particular to a silicon steel sheet insulation coating method for transformer iron core manufacturing.
Background
The transformer is a static electrical device, and is a device for changing alternating voltage with a certain value into another voltage with the same frequency or a plurality of voltages with different values, wherein the transformer forms a magnetic circuit of the transformer and simultaneously plays a role of a body skeleton, namely an iron core;
the iron core is the main magnetic circuit part in the transformer, usually by the high silicon content, the surface is coated with the hot rolling or cold rolled silicon steel sheet of the insulating varnish to stack up and get final product, iron core and coil wound on it make up the complete electromagnetic induction system, the magnitude of the power of power transformer transmission depends on material and cross-sectional area of the iron core;
the silicon steel sheet is a ferrosilicon soft magnetic alloy with extremely low carbon content, the silicon content is generally 0.5-4.5%, the addition of silicon can improve the resistivity and the maximum permeability of iron, reduce the coercive force, the iron core loss (iron loss) and the magnetic aging, and the surface of the silicon steel sheet needs to be coated with insulating paint for reducing the iron core loss;
the existing coating equipment has the following problems during working:
(1) The insulating varnish coating of the silicon steel sheets is often carried out in large batch, and before the insulating varnish dip-coating of the batch of silicon steel sheets, if each silicon steel sheet is not separated, a plurality of silicon steel sheets can be overlapped during the insulating varnish coating, so that the coating of the binding surfaces between the silicon steel sheets is uneven, the coating effect is poor, the production and the processing are influenced, and therefore, the silicon steel sheets need to be separated;
(2) The batch of silicon steel sheets need to be dried after being coated with the insulating paint, the dip-coated silicon steel sheets need to be swung in order to improve the drying speed, and the conventional device cannot realize up-and-down swinging before drying the large batch of silicon steel sheets after dip-coating;
(3) After a plurality of silicon steel sheets are dip-coated with the insulating varnish, the insulating varnish flowing from the upper part to the lower part of the silicon steel sheets easily causes a bump due to good fluidity of the insulating varnish, so that the dip-coated silicon steel sheets need to be brushed by rolling.
Disclosure of Invention
In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose:
the coating equipment comprises a base, a support frame, a rotating device, a descending device, a roller coating device and a coating bin, and the coating equipment comprises the following steps:
s1, fixing silicon steel sheets: the silicon steel sheets to be processed are sequentially placed on the supporting units and fixed, so that the silicon steel sheets can be conveniently dip-coated in the coating bin in the follow-up process;
s2, coating silicon steel sheets: each lift 21274is lowered to the coating bin in sequence by matching the rotating device with the lowering device;
s3, roll coating of silicon steel sheets: rolling and coating the silicon steel sheet rolled out from the coating bin through a rolling and coating device;
a support frame is fixedly arranged in the middle of the upper surface of the base, a rotating device is arranged on the lower surface of the support frame, a descending device fixedly connected with the base is arranged on the front side of the rotating device, a roller coating device is fixedly arranged on the right side of the inner cavity of the support frame, and a coating cabin arranged above the base is arranged on the lower portion of the rotating device;
the rotating device comprises a central rotating shaft, a driving gear, an L-shaped plate, a driving motor, a driving belt pulley, annular sliding chutes, side rotating shafts, a driven gear, a fixed cylinder, sliding grooves, sliding rods, rectangular blocks, a reset spring, a supporting rod, a driven wedge-shaped block, a v 21274mould frame and a supporting unit, wherein the central rotating shaft is rotatably arranged in the middle of the upper surface of the supporting frame, the driving gear is fixedly arranged on the central rotating shaft through the supporting frame, the L-shaped plate is fixedly arranged in the middle of the upper surface of the supporting frame, the driving motor is fixedly arranged in the middle of the upper surface of the L-shaped plate through a motor plate, the output end of the driving motor is fixedly connected with the top of the central rotating shaft, the driving belt pulley fixedly connected with the central rotating shaft is arranged above the supporting frame, the annular sliding chutes are arranged in the middle of the lower surface of the supporting frame, the side rotating shafts which are slidably connected with the annular sliding chutes are circumferentially arranged on the outer side of the central rotating shaft, and the four side rotating shafts are arranged, driven gears meshed with the driving gears are fixedly arranged on the outer sides of the side rotating shafts, fixed cylinders are fixedly arranged below the driven gears, sliding grooves are formed in the front sides of the fixed cylinders, sliding rods are slidably arranged in inner cavities of the fixed cylinders, rectangular blocks are fixedly arranged on the upper portions of the sliding rods, a plurality of reset springs are fixedly arranged on the lower portions of the rectangular blocks, one ends, far away from the rectangular blocks, of the reset springs are fixedly connected with the lower portions of the inner cavities of the fixed cylinders, supporting rods fixedly connected with the sliding rods are arranged in the sliding grooves, driven wedge blocks are fixedly arranged at one ends of the supporting rods, a v-shaped rack is fixedly arranged on the lower portions of the sliding rods, a supporting unit is arranged in the inner cavity of the v-shaped rack, a driving motor is started, the output end of the driving motor drives the central rotating shaft to rotate, the driving gears are rotated by the central rotating shaft, and the driving gears are meshed with each driven gear so as to displace into a coating bin through the sliding rods in the fixed cylinders below the driven gears, the silicon steel sheets in the v-shaped frame are sequentially soaked;
the supporting unit comprises a supporting cylinder, a rotating ring, an inner cylinder, gears, rack plates, supporting arc plates, baffle plates, a recovery spring, a placing block, a groove, a pin shaft, a push rod and a supporting branch chain, the supporting cylinder is fixedly arranged on the left side of the inner cavity of the v 21274frame, the rotating ring penetrating through the supporting cylinder is rotatably arranged on the left side of the v 21274frame, the inner cylinder is rotatably arranged on one side of the rotating ring through a bearing, one end of the inner cylinder, far away from the rotating ring, is rotatably connected with the right side of the inner cavity of the supporting cylinder, the gears are fixedly arranged on the right side of the rotating ring, the rack plates penetrating through the supporting cylinder are meshed on the front side and the rear side of each gear, an arc-shaped supporting plate is fixedly arranged on one side of each rack plate, the baffle plates are slidably arranged in the inner cavity of the inner cylinder from left to right, the baffle plates are multiple groups, and each group of four baffle plates are arranged, the separation plate penetrates through and slides in the inner cylinder and the fixed cylinder, recovery springs are fixedly mounted on two sides of the separation plate, the separation plate penetrates through the supporting arc plate when separating the silicon steel sheet, a placing block is fixedly mounted on the upper portion of the left side of the rotating ring, a groove formed in the upper portion of the rotating ring is formed in the lower portion of the placing block, a pin shaft is arranged in the placing block and penetrates through the placing block and is arranged in the groove, a push rod penetrating through the inner cylinder is slidably mounted in an inner cavity of the rotating ring, a supporting branched chain is arranged on the right side of an inner cavity of the 21274mould frame, the silicon steel sheet is moved from the right side of the supporting cylinder to the right side of a first group of separation plates at the leftmost end of the supporting cylinder in a serial mode, the push rod is moved rightwards to penetrate through the first group of separation plates so that a group of separation plates can move relatively, and the silicon steel sheet is separated;
preferably, the descending device comprises a supporting table, a rotating column, a cam, a driven pulley, a belt, a reciprocating frame, a baffle, a reciprocating spring and a driving wedge block, wherein the supporting table is fixedly arranged on the front side of the upper surface of the base, the rotating column penetrating through the supporting table is fixedly arranged on the front side of the upper surface of the base, the cam fixedly connected with the rotating column is arranged on the upper portion of the supporting table, the driven pulley is fixedly arranged on the rotating turret, belt transmission is arranged between the driven pulley and the driving pulley, the reciprocating frame in sliding connection with the supporting table is arranged on the rear side of the cam, the baffle is fixedly arranged on the upper surface of the rotating table, the reciprocating frame penetrates through and slides on the baffle, the reciprocating spring is sleeved on the outer side of the reciprocating frame and is positioned between the reciprocating frame and the baffle, the driving wedge block is fixedly arranged at one end of the reciprocating frame, when the lifting frame rotating to the rear side of the driving wedge block falls, the driving motor drives the central rotating shaft to rotate, the driving gear rotates and drives the driving pulley to rotate, and the silicon steel sheets of the fixing barrel are dipped and coated in the 7421274.
Preferably, the roll coating device includes the curb plate, electric putter, roll coating frame and smooth roller, curb plate fixed mounting is on support frame inner chamber right side, curb plate left side is from last to fixed mounting down has electric putter, electric putter is two, the common fixed mounting in two electric putter tops has roll coating frame, roll coating frame inner chamber rotates in proper order after to in the past and installs smooth roller, smooth roller is a plurality of and removes forward through opening electric putter, electric putter drives a plurality of smooth rollers that roll on the coating frame, thereby carry out surface roll coating to a plurality of silicon steel sheets that support the arc outside, avoid silicon steel sheet surface to produce the lug when dip-coating insulating varnish, lead to dip-coating effect poor.
Preferably, the bearing branched chain comprises a bearing rotating rod, an arc-shaped bearing bracket, an annular groove and a clamping rod, the bearing rotating rod is slidably mounted on the right side of an inner cavity of the 21274frame, the arc-shaped bearing bracket is fixedly mounted at the front part of the bearing rotating rod, the arc-shaped bearing bracket is supported on the lower part of the supporting cylinder, the annular groove is circumferentially formed in the right side of the bearing rotating rod, the clamping rod hinged to the 21274frame is arranged on the upper part of the annular groove, when the clamping rod is used for fixing the bearing rotating rod, the clamping rod is clamped in the annular groove, when the silicon steel sheet is strung well and then supports the supporting cylinder, the bearing rotating rod is pushed leftwards to enable the arc-shaped bearing bracket to be located on the lower side of the supporting cylinder, and the clamping rod is rotated to enable the clamping rod to be arranged in the annular groove, so that the arc-shaped bearing bracket is used for supporting the supporting cylinder.
Preferably, a collecting box placed on the upper surface of the base is arranged on the rear side of the coating bin, an anti-skid rubber pad is fixedly installed on the outer side of the supporting arc-shaped plate, redundant insulating varnish is collected when the soaked silicon steel sheets in the 21274type frame rotate through the collecting box, and the silicon steel sheets do not slide when the supporting arc-shaped plate supports and fixes each silicon steel sheet through the anti-skid rubber pad.
Preferably, the sliding rod is provided with a limiting ring fixedly connected with the supporting cylinder in the circumferential direction outside, and the sliding rod is prevented from displacing through the limiting ring.
The invention has the beneficial effects that:
according to the coating equipment used by the invention, the rotating ring is rotated clockwise, the rotating ring is rotated to drive the gear to rotate, and the gear rotates to respectively drive the two rack plates to move relatively, so that each silicon steel sheet unfolded by the two supporting arc plates is internally supported, and therefore, the silicon steel sheets do not move during operation;
according to the coating equipment, a driving motor is started, the output end of the driving motor drives a central rotating shaft to rotate, a sliding rod in a fixed cylinder below a driven gear displaces into a coating bin, so that silicon steel sheets in a 21274frame are soaked, the central rotating shaft rotates and simultaneously drives a driving belt wheel to rotate, the driving belt wheel drives the driven belt wheel to rotate through a belt, and therefore the sliding rod moves downwards in the fixed cylinder, the 21274frame is driven to move downwards when the sliding rod is transferred downwards, and the silicon steel sheets in the 21274frame are dip-coated and swung upwards and downwards due to the action force of a spring when the 21274frame moves upwards, so that redundant insulating paint on the silicon steel sheets is swung;
according to the coating equipment provided by the invention, the electric push rod is started to move forwards, and the electric push rod drives the leveling rollers on the roll coating frame to roll forwards, so that the surfaces of the silicon steel sheets on the outer side of the support arc plate are roll coated, and the phenomenon that the surfaces of the silicon steel sheets generate convex blocks when insulating paint is dip-coated is avoided, and the dip-coating effect is poor.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a process flow diagram of the coating installation of the invention;
FIG. 2 is a schematic front perspective view of the inventive coating apparatus;
FIG. 3 is a schematic bottom view of the support frame of the inventive coating apparatus;
fig. 4 is a schematic front sectional view of a type frame 21274of the painting equipment of the present invention;
FIG. 5 is an enlarged schematic view of section A of FIG. 4 of the coating apparatus of the present invention;
FIG. 6 is an enlarged schematic view of part B of the coating apparatus of the present invention shown in FIG. 4;
FIG. 7 is a schematic left sectional view of a support cylinder of the coating apparatus of the present invention;
FIG. 8 is a front view of the coating device of the coating apparatus of the present invention.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 8, an insulation coating method for silicon steel sheets manufactured on a transformer iron core uses a coating device, the coating device comprises a base 1, a support frame 2, a rotating device 3, a descending device 4, a roller coating device 5 and a coating cabin 6, and the insulation coating method for silicon steel sheets manufactured on a transformer iron core by using the coating device comprises the following steps:
s1, fixing a silicon steel sheet: the silicon steel sheets to be processed are sequentially placed on the supporting units 7 to be fixed, so that the silicon steel sheets can be conveniently dip-coated in the coating bin 6 in the following process;
s2, coating of silicon steel sheets: each lifting frame 396 is sequentially lifted to the coating bin 6 by the cooperation of the rotating device 3 and the lifting device 4;
s3, rolling and coating silicon steel sheets: the silicon steel sheet rolled out from the coating bin 6 is subjected to roll coating through a roll coating device 5;
a support frame 2 is fixedly arranged in the middle of the upper surface of the base 1, a rotating device 3 is arranged on the lower surface of the support frame 2, a descending device 4 fixedly connected with the base 1 is arranged on the front side of the rotating device 3, a roller coating device 5 is fixedly arranged on the right side of an inner cavity of the support frame 2, and a coating cabin 6 arranged above the base 1 is arranged on the lower portion of the rotating device 3;
the rotating device 3 comprises a central rotating shaft 31, a driving gear 32, an L-shaped plate 33, a driving motor 34, a driving belt wheel 35, a ring-shaped sliding groove 36, a side rotating shaft 37, a driven gear 38, a fixed cylinder 39, a sliding groove 390, a sliding rod 391, a rectangular block 392, a reset spring 393, a supporting rod 394, driven wedge blocks 395, a' \\ 21274396 and a supporting unit 7, wherein the central rotating shaft 31 is rotatably installed in the middle of the upper surface of the supporting frame 2, the driving gear 32 is fixedly installed on the central rotating shaft 31 in a penetrating manner, the L-shaped plate 33 is fixedly installed in the middle of the upper surface of the supporting frame 2, the driving motor 34 is fixedly installed in the middle of the upper surface of the L-shaped plate 33 through a motor plate, the output end of the driving motor 34 is fixedly connected with the top of the central rotating shaft 31, the driving belt wheel 35 fixedly connected with the central rotating shaft 31 is installed above the supporting frame 2, the central portion of the lower surface of the supporting frame 2 is provided with the driving belt wheel 394, the rectangular block 391 is installed on the outer side of the central rotating shaft 31, the fixed shaft 37 is provided with the side rotating shaft 37 which is slidably connected with the ring-shaped sliding groove 36, the sliding rod 391, the lower sliding groove 391 is installed with the lower sliding rod 391, the lower portion of the rectangular block 74393 for fixedly connected with the supporting rod 393, and the supporting rod 742, the lower sliding rod 393, the lower sliding rod 742, the lower portion of the supporting rod 742 is installed with the lower sliding groove 392, the lower sliding rod 393, the lower sliding rod 392, the lower sliding rod 393, the lower sliding rod 4 is installed in a plurality of the lower sliding groove 4 is installed in a plurality of the sliding groove 4, starting a driving motor 34, driving the central rotating shaft 31 to rotate by the output end of the driving motor 34, driving a driving gear 32 to rotate by the rotation of the central rotating shaft 31, and driving each side rotating shaft 37 to slide in the annular sliding chute 36 by the meshing of each driven gear 38 when the driving gear 32 rotates, so that the sliding rods 391 in the fixed cylinder 39 below the driven gears 38 are displaced into the coating bin 6, and the silicon steel sheets in the v-shaped rack 396 below the sliding rods 391 are moved into the loading bin to be soaked;
the supporting unit 7 comprises a supporting cylinder 71, a rotating ring 72, an inner cylinder 73, gears 74, rack plates 75, a supporting arc plate 76, a blocking plate 77, a recovery spring 78, a placing block 79, a groove 790, a pin shaft 791, a push rod 792 and a supporting branched chain 8, wherein the supporting cylinder 71 is fixedly arranged at the left side of the inner cavity of the v 21274396, the rotating ring 72 penetrating through the supporting cylinder 71 is rotatably arranged at the left side of the v 21274396, one side of the rotating ring 72 is rotatably provided with the inner cylinder 73 through a bearing, one end of the inner cylinder 73, which is far away from the rotating ring 72, is rotatably connected with the right side of the inner cavity of the supporting cylinder 71, the gears 74 are fixedly arranged at the right side of the rotating ring 72, the rack plates 75 penetrating through the supporting cylinder 71 are meshed at the front side and the rear side of each gear 74, an arc supporting plate is fixedly arranged at one side of each group of the rack plates 75, the blocking plates 77 are slidably arranged in the inner cavity of the inner cylinder 73 from left to right, the groups of the blocking plates 77, the four blocking plates 77 penetrate through and slide in the inner cylinder 73 and the fixed cylinder 39, the two sides of the barrier plate 77 are fixedly provided with the recovery springs 78, the barrier plate 77 penetrates through the support arc plate 76 when blocking the silicon steel sheets, the upper part of the left side of the rotating ring 72 is fixedly provided with a placing block 79, the lower part of the placing block 79 is provided with a groove 790 arranged at the upper part of the rotating ring 72, a pin 791 is arranged in the placing block 79, the pin 791 penetrates through the placing block 79 and is arranged in the groove 790, a push rod 792 penetrating through the inner cylinder 73 is slidably arranged in the inner cavity of the rotating ring 72, the right side of the inner cavity of the 21274is provided with a bearing branched chain 8, when a plurality of silicon steel sheets are sequentially strung, a first silicon steel sheet is strung from the right side of the support cylinder 71 and moves to the leftmost end of the support cylinder 71, the push rod 792 moves to the right side of the first group of barrier plate 77, then the second silicon steel sheet moves to the right side of the second group of barrier plate 77, and then the push rod 792 is pushed rightwards, the pushing rod 792 moves rightwards to drive the second group of barrier plates 77 to move upwards so as to separate the first silicon steel sheet from the second silicon steel sheet, the steps are repeated until the silicon steel sheets are placed on the left side of the last group of barrier plates 77, when all the stringed silicon steel sheets are fixed, the pin shaft 791 is taken out, the rotating ring 72 is rotated clockwise, the rotating ring 72 rotates to drive the gear 74 to rotate, the gear 74 rotates to respectively drive the two rack plates 75 to move relatively, so that each silicon steel sheet unfolded by the two supporting arc plates 76 is internally supported, and therefore the silicon steel sheets are prevented from moving during operation;
the descending device 4 comprises a support table 41, a rotating column 42, a cam 43, a driven pulley 44, a belt 45, a reciprocating frame 46, a baffle 47, a reciprocating spring 48 and a driving wedge block 49, the support table 41 is fixedly arranged on the front side of the upper surface of the base 1, the rotating column 42 penetrating through the support table 41 is fixedly arranged on the front side of the upper surface of the base 1, the cam 43 fixedly connected with the rotating column 42 is arranged on the upper portion of the support table 41, the driven pulley 44 is fixedly arranged on the rotating top portion, the belt 45 is arranged between the driven pulley 44 and the driving pulley 35 for transmission, the reciprocating frame 46 slidably connected with the support table 41 is arranged on the rear side of the cam 43, the baffle 47 is fixedly arranged on the upper surface of the rotating table, the reciprocating frame 46 penetrates through and slides on the baffle 47, the reciprocating spring 48 is sleeved on the outer side of the reciprocating frame 46, the reciprocating spring 48 is positioned between the reciprocating frame 46 and the baffle 47, the driving wedge block 49 is fixedly arranged at one end of the reciprocating frame 46, when the v-21274rack 396 which rotates to the rear side of the driving wedge block 49 falls down, the driving motor 34 drives the central rotating shaft 31 to rotate, the central rotating shaft 31 rotates to drive the driving gear 32 to rotate, the driving gear 32 rotates to drive the fixed cylinder 39 to move to the rear side of the driving wedge block 49 by being meshed with the driven gear 38, the central rotating shaft 31 rotates and simultaneously drives the driving belt wheel 35 to rotate, the driving belt wheel 35 drives the driven belt wheel 44 to rotate through the belt 45, the driven belt wheel 44 rotates to drive the rotating column 42 to rotate, the rotating column 42 rotates to drive the cam 43 to rotate, the cam 43 rotates to drive the reciprocating rack 46 to move back and forth, when the reciprocating rack 46 moves backwards, the driving wedge block 49 collides with the driven wedge block 395 above the fixed cylinder 39, so that the sliding rod 391 moves downwards on the fixed cylinder 39, and the v-21274396 is driven to move downwards when the sliding rod 391 moves downwards, thereby dip-coating the silicon steel sheet in the v-21274396, when the central rotating shaft 31 continues to rotate, the driven wedge-shaped block 395 moves towards the right side and is separated from the joint with the driving wedge-shaped block 49, so that the rack 396 moves upwards under the action of the return spring 393, and the rack 396 swings up and down under the action of the spring when moving upwards, so that redundant insulating paint on the silicon steel sheet is swung away.
The roll coating device 5 comprises a side plate 51, an electric push rod 52, two roll coating frames 53 and leveling rollers 54, wherein the side plate 51 is fixedly arranged on the right side of the inner cavity of the support frame 2, the electric push rod 52 is fixedly arranged on the left side of the side plate 51 from top to bottom, the two electric push rods 52 are provided, the roll coating frames 53 are fixedly arranged on the tops of the two electric push rods 52 together, the leveling rollers 54 are sequentially and rotatably arranged in the inner cavity of the roll coating frames 53 from front to back, the leveling rollers 54 are provided in plurality, when the \ 21274-type frame 396 rotated out from the coating bin 6 is continuously rotated to the right side of the inner cavity of the support frame 2, the electric push rod 52 is started to move forwards, the electric push rod 52 drives the leveling rollers 54 on the roll coating frames 53 to roll forwards, so that surface roll coating is performed on a plurality of silicon steel sheets on the outer side of the support arc plate 76, and the phenomenon that a bump is generated when insulation paint is dip-coated on the surface of the silicon steel sheets is avoided, so that the dip coating effect is poor, and the electric push rod 52 moves backwards, so that the leveling rollers 54 are far away from the silicon steel sheets in the next group of silicon steel sheets 7474396.
The supporting branched chain 8 comprises a supporting rotating rod 81, an arc-shaped supporting bracket 82, an annular groove 83 and a clamping rod 84, the supporting rotating rod 81 is slidably mounted on the right side of an inner cavity of the v-21274396, the arc-shaped supporting bracket 82 is fixedly mounted at the front part of the supporting rotating rod 81, the arc-shaped supporting bracket 82 is supported at the lower part of the supporting cylinder 71, the annular groove 83 is circumferentially formed in the right side of the supporting rotating rod 81, the clamping rod 84 hinged to the v-21274396 is arranged at the upper part of the annular groove 83, when the clamping rod 84 is used for fixing the supporting rotating rod 81, the clamping rod 84 is positioned in the annular groove 83 for clamping, when a silicon steel sheet string is arranged on the supporting cylinder 71, the clamping rod 84 is rotated to enable the clamping rod 84 to be separated from the annular groove 83, then the supporting rotating rod 81 is pulled rightwards, when the supporting cylinder 71 is supported after the silicon steel sheet string is arranged, the supporting rotating rod 81 is pushed leftwards to enable the arc-shaped supporting bracket 82 to be positioned at the lower side of the supporting cylinder 71, and then the clamping rod 84 is placed in the annular groove 83, so that the supporting rod 82 can be supported on the supporting cylinder 71, and the supporting rod 82 is further supported.
The rear side of the coating bin 6 is provided with a collecting box 10 placed on the upper surface of the base 1, an anti-slip rubber pad is fixedly installed on the outer side of the supporting arc-shaped plate 76, redundant insulating varnish is collected when the soaked silicon steel sheets in the 21274396 rotate by arranging the collecting box 10, and the silicon steel sheets do not slide when the supporting arc-shaped plate 76 supports and fixes each silicon steel sheet by arranging the anti-slip rubber pad.
The outside ring of slide bar 391 is equipped with the spacing ring 11 with support barrel 71 fixed connection, through the setting of spacing ring 11, avoids slide bar 391 to take place the displacement.
The present invention is not limited to the above-described embodiments, which are described in the specification and illustrated only to illustrate the principle of the present invention, but various changes and modifications may be made within the scope of the present invention as claimed without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides a transformer core makes silicon steel sheet insulation coating method, it has used a coating equipment, and this coating equipment includes base (1), support frame (2), rotating device (3), descending device (4), roller coating device (5) and coating storehouse (6), its characterized in that: the method for manufacturing the silicon steel sheet insulation coating on the transformer iron core by adopting the coating equipment comprises the following steps:
s1, fixing a silicon steel sheet: silicon steel sheets to be processed are sequentially placed on the supporting units (7) and fixed, so that the silicon steel sheets can be conveniently dip-coated in the coating bin (6) in the following process;
s2, coating of silicon steel sheets: each \ 21274type frame (396) is sequentially lowered to the coating bin (6) through the cooperation of the rotating device (3) and the lowering device (4);
s3, roll coating of silicon steel sheets: the silicon steel sheet rolled out from the coating bin (6) is subjected to roll coating through a roll coating device (5);
a support frame (2) is fixedly installed in the middle of the upper surface of the base (1), a rotating device (3) is arranged on the lower surface of the support frame (2), a descending device (4) fixedly connected with the base (1) is arranged on the front side of the rotating device (3), a roller coating device (5) is fixedly installed on the right side of the inner cavity of the support frame (2), and a coating bin (6) placed above the base (1) is arranged on the lower portion of the rotating device (3);
the rotating device (3) comprises a central rotating shaft (31), a driving gear (32), an L-shaped plate (33), a driving motor (34), a driving belt wheel (35), a ring-shaped sliding groove (36), a side rotating shaft (37), a driven gear (38), a fixed cylinder (39), a sliding groove (390), a sliding rod (391), a rectangular block (392), a reset spring (393), a supporting rod (394), a driven wedge block (395) and a support unit (7), the middle part of the upper surface of the support frame (2) is rotatably provided with the central rotating shaft (31), the central rotating shaft (31) penetrates through the support frame (2) and is fixedly provided with the driving gear (32), the middle part of the upper surface of the support frame (2) is fixedly provided with the L-shaped plate (33), the middle part of the upper surface of the L-shaped plate (33) is fixedly provided with the driving motor (34) through a motor plate, the output end of the driving motor (34) is fixedly connected with the top of the central rotating shaft (31), the driving belt wheel (35) fixedly connected with the central rotating shaft (31) is arranged above the support frame (2), the lower surface of the support frame (2) is provided with the ring-shaped sliding groove (36), the central rotating shaft (31) is provided with the ring-shaped sliding groove (36), the side sliding groove (37) in the peripheral direction, the side edge of the rotating shaft (37), a driven gear (38) meshed with the driving gear (32) is fixedly mounted on the outer side of each side rotating shaft (37), a fixed cylinder (39) is fixedly mounted below each driven gear (38), a sliding groove (390) is formed in the front side of each fixed cylinder (39), a sliding rod (391) is slidably mounted in the inner cavity of each fixed cylinder (39), a rectangular block (392) is fixedly mounted on the upper portion of each sliding rod (391), a reset spring (393) is fixedly mounted on the lower portion of each rectangular block (392), a plurality of reset springs (393) are arranged, one end, far away from each rectangular block (392), of each reset spring (393) is fixedly connected with the lower portion of the inner cavity of each fixed cylinder (39), a supporting rod (394) fixedly connected with each sliding rod (391) is arranged in each sliding groove (390), a driven wedge block (395) is fixedly mounted at one end of each supporting rod (394), and a v-21274396 and 742122122124;
the supporting unit (7) comprises a supporting cylinder (71), a rotating ring (72), an inner cylinder (73), gears (74), rack plates (75), supporting arc plates (76), a blocking plate (77), a recovery spring (78), a placing block (79), a groove (790), a pin shaft (791), a push rod (792) and a supporting branched chain (8), wherein the supporting cylinder (71) is fixedly installed on the left side of an inner cavity of a v 21274, the rotating ring (72) penetrating through the supporting cylinder (71) is rotatably installed on the left side of the v 21274type frame (396), the inner cylinder (73) is rotatably installed on one side of the rotating ring (72) through a bearing, one end, far away from the rotating ring (72), of the inner cylinder (73) is rotatably connected with the right side of the inner cavity of the supporting cylinder (71), the gears (74) are fixedly installed on the right side of the rotating ring (72), the front and rear sides of the gears (74) are meshed with the blocking plates (75) penetrating through the supporting cylinder (71), one side of the arc supporting plate (75) is fixedly installed with the arc supporting plate, the blocking plate (77) is installed in a way that the inner cavity of the inner cylinder (73) slides from left to right, each group of the blocking plates (77), each group of four blocking plates (77), and each group of the blocking plates (77) penetrates through the four blocking plates (77) and the rack plates (77) and the four blocking plates (39) and the rack plates (77) and the recovery spring (39) are installed on two sides of the rack plates (77), the blocking plate (77) penetrates through the supporting arc-shaped plate (76) when the silicon steel sheet is blocked, the upper part of the left side of the rotating ring (72) is fixedly provided with a placing block (79), the lower part of the placing block (79) is provided with a groove (790) formed in the upper part of the rotating ring (72), a pin shaft (791) is arranged in the placing block (79), the pin shaft (791) penetrates through the placing block (79) and is arranged in the groove (790), a push rod (792) penetrating through the inner cylinder (73) is slidably arranged in the inner cavity of the rotating ring (72), and the right side of the inner cavity of the rack (396) is provided with a supporting branched chain (8);
the descending device (4) comprises a supporting table (41), a rotating column (42), a cam (43), a driven belt wheel (44), a belt (45), a reciprocating frame (46), a baffle plate (47), a reciprocating spring (48) and a driving wedge block (49), wherein the supporting table (41) is fixedly installed on the front side of the upper surface of the base (1), the rotating column (42) penetrating through the supporting table (41) is fixedly installed on the front side of the upper surface of the base (1), the cam (43) fixedly connected with the rotating column (42) is arranged on the upper portion of the supporting table (41), the driven belt wheel (44) is fixedly installed on the rotating top, the belt (45) is arranged between the driven belt wheel (44) and the driving belt wheel (35) for transmission, the reciprocating frame (46) slidably connected with the supporting table (41) is arranged on the rear side of the cam (43), the baffle plate (47) is fixedly installed on the upper surface of the rotating table, the reciprocating frame (46) penetrates through and slides in the baffle plate (47), the reciprocating spring (48) is sleeved on the outer side of the reciprocating frame (46), and the reciprocating spring (48) is located between the reciprocating frame (46) and one end of the baffle plate (47);
roll and scribble device (5) and include side board (51), electric putter (52), roll and scribble frame (53) and smooth roller (54), side board (51) fixed mounting is on support frame (2) inner chamber right side, side board (51) left side from last to fixed mounting down has electric putter (52), electric putter (52) are two, two electric putter (52) top common fixed mounting have and roll and scribble frame (53), roll and scribble frame (53) inner chamber and rotate in proper order after to in the past and install and smooth roller (54), smooth roller (54) are a plurality of.
2. The insulation coating method for silicon steel sheets for manufacturing transformer cores according to claim 1, wherein the method comprises the following steps: the bearing branched chain (8) comprises a bearing rotating rod (81), an arc-shaped bearing bracket (82), an annular groove (83) and a clamping rod (84), the bearing rotating rod (81) is slidably mounted on the right side of an inner cavity of the 21274type frame (396), the arc-shaped bearing bracket (82) is fixedly mounted at the front part of the bearing rotating rod (81), the arc-shaped bearing bracket (82) is supported at the lower part of the supporting cylinder (71), the annular groove (83) is circumferentially formed in the right side of the bearing rotating rod (81), the clamping rod (84) hinged to the 74212type frame (396) is arranged at the upper part of the annular groove (83), and when the clamping rod (84) is used for fixing the bearing rotating rod (81), the clamping rod (84) is positioned in the annular groove (83) for clamping.
3. The insulation coating method for silicon steel sheets for manufacturing transformer cores according to claim 1, wherein the method comprises the following steps: a collecting box (10) placed on the upper surface of the base (1) is arranged on the rear side of the coating bin (6), an anti-skid rubber pad is fixedly mounted on the outer side of the supporting arc-shaped plate (76), and by arranging the collecting box (10), redundant insulating paint is collected when the soaked silicon steel sheets in each column (396) rotate.
4. The insulation coating method for manufacturing the silicon steel sheet for the transformer iron core according to claim 1, characterized in that: and a limiting ring (11) fixedly connected with the support cylinder (71) is annularly arranged on the outer side of the sliding rod (391).
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| CN115520662B (en) * | 2022-11-25 | 2023-02-28 | 无锡巨龙硅钢股份有限公司 | Stacking and transferring device for ultrathin silicon steel sheet |
| CN116525284B (en) * | 2023-06-29 | 2023-09-08 | 保定市卓泽电气科技有限公司 | Transformer core pressing device |
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| KR101307368B1 (en) * | 2011-07-22 | 2013-09-11 | 신광식 | automatic dipping machine for soldering bobbin |
| CN103447198B (en) * | 2013-08-20 | 2015-12-23 | 淮南纪兴源机电设备有限公司 | A kind of roller coating levelling dry integrated machine |
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| EP3567707B1 (en) * | 2017-01-09 | 2021-12-08 | Kuroda Precision Industries Ltd. | Laminated iron core production device |
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| CN210876014U (en) * | 2019-10-12 | 2020-06-30 | 深圳市旭利机电有限公司 | Automatic sealing machine for silicon steel sheets |
| CN110732455B (en) * | 2019-11-06 | 2020-12-01 | 济南西门子变压器有限公司 | Silicon-steel sheet painting equipment for transformer |
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Effective date of registration: 20221021 Address after: No. 5, Zhiye Road, Songgang Songxia Industrial Park, Shishan Town, Nanhai District, Foshan City, Guangdong Province, 528000 (hardware workshop workshop 2) Applicant after: Guangdong yuete Power Group Co.,Ltd. Address before: 430079 Hubei Province, Wuhan city Hongshan District No. 271 zhuodao Quan Lu Applicant before: Deng Qing |
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