CN111653420A - Clamping winding device and method for transformer production - Google Patents
Clamping winding device and method for transformer production Download PDFInfo
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- CN111653420A CN111653420A CN202010532619.2A CN202010532619A CN111653420A CN 111653420 A CN111653420 A CN 111653420A CN 202010532619 A CN202010532619 A CN 202010532619A CN 111653420 A CN111653420 A CN 111653420A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—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 for manufacturing coils
- H01F41/06—Coil winding
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—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 for manufacturing coils
- H01F41/06—Coil winding
- H01F41/082—Devices for guiding or positioning the winding material on the former
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—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 for manufacturing coils
- H01F41/06—Coil winding
- H01F41/09—Winding machines having two or more work holders or formers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—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 for manufacturing coils
- H01F41/06—Coil winding
- H01F41/096—Dispensing or feeding devices
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—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 for manufacturing coils
- H01F41/06—Coil winding
- H01F41/098—Mandrels; Formers
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- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Coil Winding Methods And Apparatuses (AREA)
Abstract
The invention belongs to the technical field of transformer production. The utility model provides a press from both sides tight winding device for transformer production, includes that the tight rotating assembly of iron core bobbin clamp and wire winding subassembly, the tight rotating assembly of iron core bobbin clamp is used for pressing from both sides the iron core bobbin that iron core bobbin conveyor carried and come, and the wire winding subassembly is used for tentatively winding the coil on the iron core bobbin with coil conveyor, presss from both sides tight rotating assembly through the iron core bobbin and cooperatees with the wire winding subassembly and twines the coil to the iron core bobbin. The advantage of this patent has promoted coil winding positioning accuracy, promotes the stability of iron core bobbin winding in-process, promotes iron core bobbin winding efficiency and winding precision.
Description
Technical Field
The invention belongs to the technical field of automatic production of transformers, and particularly relates to a clamping and winding device and a clamping and winding method for transformer production.
Background
The transformer generally comprises an iron core winding frame, an iron core and a coil, wherein the iron core winding frame is also called a transformer framework, and the transformer framework is a main structure component of the transformer, provides a winding space for a copper wire in the transformer and fixes the iron core in the transformer; the middle part of iron core bobbin is provided with the iron core groove, and the outer lane of iron core bobbin is provided with a plurality of wire winding space bars, and the iron core is installed in the iron core inslot of iron core bobbin, and the coil winding is between two adjacent wire winding space bars on the iron core bobbin. During production, the empty iron core bobbin is transferred to the coil winding position, then the coil is wound to the outside of the iron core bobbin, the iron core bobbin with the winding completion is transferred to the iron core assembling position, and finally the iron core is assembled in the iron core groove of the iron core bobbin.
The existing transformer production has the following problems: before winding of a coil, the existing iron core winding frame clamping device only clamps two ends of an iron core winding frame through two clamping rods, but the clamping rods are not matched with the iron core winding frame to a certain extent in the clamping process, so that the iron core winding frame is easy to loosen or fall off when the coil is wound, and the coil winding is stopped; the two ends of the iron core winding frame are clamped through the two clamping rods, so that the iron core winding frame cannot be positioned when the iron core winding frame is clamped at first, and the lower part of the iron core winding frame is not supported in the clamping process, so that the iron core winding frame is inclined when being clamped, and a coil is deviated when being wound; in the winding process, a coil cannot be accurately wound on the iron core winding frame at the beginning, so that the problem of winding failure or winding deviation often occurs; (IV) when carrying the coil, can't tentatively fix a position the coil, make the unable accurate winding of coil to the iron core bobbin on easily, or make the coil winding take place the skew and can change the coil and twine to the initial position of iron core bobbin, cause the coil to carry the inaccurate winding quality that influences of location.
Disclosure of Invention
The invention aims to solve the problems in the production of the existing transformer and provides a clamping winding device for the production of the transformer.
For the purpose of the invention, the following technical scheme is adopted: a clamping and winding device for transformer production comprises an iron core winding frame clamping and rotating assembly and a winding assembly, wherein the iron core winding frame clamping and rotating assembly is used for clamping an iron core winding frame conveyed by an iron core winding frame conveying device, the winding assembly is used for preliminarily winding a coil on a coil conveying device onto the iron core winding frame, the iron core winding frame clamping and rotating assembly is matched with the winding assembly to wind the coil onto the iron core winding frame, and the winding assembly comprises a winding support, a winding motor, a sixth conveyor belt guide wheel set, a winding rotating shaft, a winding L-shaped rotating plate and a coil clamping jaw; the winding support sets up in the frame, and be located the tight rotating assembly front side of iron core bobbin clamp, the winding motor fore-and-aft direction sets up the right side at the winding support, the one end of sixth conveyer belt guide pulley group is connected with the front end of winding motor, the other end and the wire winding pivot front end of sixth conveyer belt guide pulley group are connected, and the wire winding pivot passes through winding bearing and sets up on the winding support, the board is changeed with the rear end of wire winding pivot to the wire winding L type, the coil clamping jaw sets up the rear end left side of changeing the board at the wire winding L type, and the coil clamping jaw is located the tight rotating assembly below of iron core bobbin clamp.
Preferably, the iron core bobbin clamping and rotating assembly comprises an iron core bobbin clamping bottom plate, an iron core bobbin rotating U-shaped frame, an iron core bobbin rotating driving motor, an iron core bobbin rotating driving rotating shaft, a first rotating module, a second rotating module and a supporting module; the iron core bobbin clamping bottom plate fore-and-aft direction sets up in the frame, the rotatory U type frame setting of iron core bobbin is on the tight bottom plate of iron core bobbin clamp, the rotatory driving motor setting of iron core bobbin is in the front portion of the tight bottom plate of iron core bobbin clamp, the rear end of bobbin rotary driving pivot and iron core bobbin rotary driving motor is connected, the rotatory U type frame lower part of iron core bobbin is passed to bobbin rotary driving pivot rear end, and the bobbin rotary driving pivot passes through the bearing setting on the rotatory U type frame of iron core bobbin, first rotation module and second rotation module set up both ends around the bobbin rotary driving pivot respectively, support module is located the notch department of the rotatory U type frame of iron core bobbin.
Preferably, the first rotating module and the second rotating module are symmetrically arranged and have the same structure, and the first rotating module comprises a fifth conveyor belt guide wheel set, a rotating clamping shaft and a clamping matching head; the lower pot head of fifth conveyer belt guide pulley group is established in the bobbin rotation drive pivot, and the upper end and the rotatory clamping shaft of fifth conveyer belt guide pulley group are connected, and the rear end of rotatory clamping shaft passes the rotatory U type frame upper portion of iron core bobbin, and rotatory clamping shaft passes through rotatory clamping shaft bearing and sets up on the rotatory U type frame of iron core bobbin, presss from both sides tight fit head and is connected with rotatory clamping shaft, and presss from both sides tight fit head and is located the notch department of the rotatory U type frame of iron core bobbin.
Preferably, the clamping fitting head of the first rotating module is different from the clamping fitting head of the second rotating module in structure, the middle part of the clamping fitting head of the first rotating module is provided with a clamping raised head, and the middle part of the clamping fitting head of the second rotating module is provided with a fitting raised rod.
Preferably, one side of the iron core winding frame rotating U-shaped frame is further provided with a clamping cylinder, a moving part of the clamping cylinder is connected with a clamping matching frame, the rear end of a rotating clamping shaft of the second rotating module is connected with a rotating clamping shaft sleeve rod through a bearing, a clamping matching through hole is formed in the rear part of the rotating clamping shaft sleeve rod, the rear end of the clamping matching frame is located in the clamping matching through hole through a matching connecting plate, and the clamping matching frame drives the rotating clamping shaft to move on the iron core winding frame rotating U-shaped frame.
Preferably, the supporting module comprises a supporting base, a supporting lifting cylinder and a supporting lifting block; the supporting base is arranged on the bottom face of a notch of the iron core winding frame rotating U-shaped frame, the supporting lifting cylinder is arranged on one side of the iron core winding frame rotating U-shaped frame, the supporting lifting block is connected with the top of the supporting lifting cylinder through a connecting rod of the supporting lifting cylinder, and the supporting lifting block is arranged on the supporting base through a supporting lifting slide rail.
Preferably, a supporting block fixing plate is arranged on the supporting lifting block, a convex iron core bobbin bracket supporting block is arranged at the top of the supporting block fixing plate, and the iron core bobbin bracket supporting block is positioned between the first rotating module and the second rotating module.
A clamping winding method for transformer production comprises the steps that an iron core winding frame is conveyed above a supporting module, a supporting block of the iron core winding frame on the supporting lifting block is driven to ascend through a supporting lifting cylinder, the iron core winding frame is placed on the supporting block of the iron core winding frame and moves between a first rotating module and a second rotating module, a clamping matching frame is driven to move forwards through the clamping cylinder, a matching convex rod on a rotating clamping shaft of the second rotating module is inserted into an iron core groove of the iron core winding frame, a clamping convex head on the rotating clamping shaft of the first rotating module is clamped in a winding frame clamping groove to be fixed, and the supporting block of the iron core winding frame descends; the L-shaped rotating plate for winding on the winding assembly rotates to the upper side of the iron core winding frame, the coil is clamped by the coil clamping jaw, the L-shaped rotating plate for winding the coil is rotated to preliminarily position and wind the coil on the iron core winding frame, the first rotating module and the second rotating module are driven to rotate by the rotating driving motor of the iron core winding frame, and the iron core winding frame clamped by the first rotating module and the second rotating module rotates and winds the coil on the iron core winding frame.
The equipment comprises a frame, an iron core winding frame conveying device, a coil cutting device and the clamping winding device.
According to the clamping winding device for transformer production, the clamping matching frame drives the rotary clamping shaft to move back and forth, and therefore the front end and the rear end of the iron core winding frame are clamped tightly. The problem that the existing iron core winding frame clamping device only clamps the two ends of the iron core winding frame through two clamping rods and easily causes the iron core winding frame to be loose or fall when coils are wound is solved through the first rotating module and the second rotating module. The first rotating module and the second rotating module are used for rotating the same iron core winding frame rotating driving motor, the rotating consistency of the first rotating module and the second rotating module can be guaranteed, the clamping matching head on the first rotating module and the clamping matching head of the second rotating module are different in structure, the first rotating module and the second rotating module are respectively matched with the front end and the rear end of the iron core winding frame, the iron core winding frame is convenient to clamp better, and the problem that the iron core winding frame is loosened or drops in the rotating process is prevented. The supporting module solves the problem that the iron core bobbin cannot be positioned when the iron core bobbin is initially clamped, and the lower part of the iron core bobbin is not supported in the clamping process, so that the iron core bobbin is inclined when clamped, and the coil is wound to be deviated. The iron core bobbin support block on the support lifting block is driven to lift through the support lifting cylinder, so that the iron core bobbin is supported, the iron core bobbin is prevented from being inclined when tightened, and clamping firmness and flatness are improved. The problem that the coil cannot be accurately wound on the iron core winding frame initially is solved through the winding assembly, so that the problem of failed winding or deviation of winding can often occur. The coil clamping jaw is convenient for clamping the coil, and the coil is convenient to be preliminarily positioned and wound on the iron core winding frame through the rotation of the winding L-shaped rotating plate.
This equipment is still convenient for carry out accurate location with the iron core bobbin through iron core bobbin horizontal transport motor and the first conveyer belt guide pulley group on the iron core bobbin conveyor, shifts the group through iron core bobbin horizontal transfer and iron core bobbin lift and shift the group and cooperate and be convenient for promote the accurate nature of location, snatchs the cylinder through the iron core bobbin and is convenient for steadily snatch the iron core bobbin and shift, promotes iron core bobbin transport accuracy and conveying efficiency. The coil on the coil carrier belt sequentially passes through the coil lead-in hole through the coil conveying device, the coil guide positioning hole and the coil limiting pipe are convenient to preliminarily position the coil, the coil is conveyed straightly, the smoothness of the whole conveying of the coil is improved, blocking in the conveying process is prevented, the coil is moved to the position above the clamping winding device through the coil horizontal positioning assembly and the coil front and back positioning assembly, the coil which passes through the coil limiting pipe is preliminarily positioned to the position of the clamping winding device, better control coil is convenient to control while the positioning accuracy is improved, the coil which passes through the coil limiting pipe is moved to the position of the clamping winding device through the coil lifting positioning assembly, and the lower end of the coil is better clamped and wound to the iron core winding frame through the subsequent clamping winding device. To sum up, the advantage of this patent has promoted coil winding positioning accuracy, promotes the stability of iron core bobbin winding in-process, promotes iron core bobbin winding efficiency and winding precision.
Drawings
Fig. 1 is a schematic structural diagram of a transformer production apparatus of the present invention.
Fig. 2 is a schematic structural view of the core bobbin of the present invention.
Fig. 3 is a schematic structural view of the iron core bobbin carriage device of the present invention.
Fig. 4 is a schematic structural diagram of the coil conveying device of the present invention.
Fig. 5 is a schematic structural view of a core bobbin clamping rotating assembly according to the present invention.
Fig. 6 is a partial structural view of a core bobbin clamping rotating assembly according to the present invention.
Fig. 7 is a schematic structural view of the winding assembly of the present invention.
Detailed Description
The following describes a detailed embodiment of the present invention with reference to the accompanying drawings.
As shown in fig. 1, a transformer production apparatus includes a frame and an iron core bobbin conveying device 1 thereon, a coil conveying device 2 clamping a winding device 3 and a coil cutting device; the clamping winding device 3 is positioned between the iron core winding frame conveying device 1 and the coil conveying device 2; the iron core winding frame conveying device 1 is used for conveying an iron core winding frame to the clamping winding device 3, the coil conveying device 2 is used for conveying a coil to the clamping winding device 3, the clamping winding device 3 is used for winding the coil to the iron core winding frame, and the coil cutting device is used for cutting off the coil after the iron core winding frame winds the coil.
As shown in fig. 2, the core bobbin 4 is a product of the core bobbin 4 required to be processed by the present invention, the outer ring of the core bobbin 4 is provided with a plurality of inter-winding partitions 41 arranged in parallel, a coil is wound between two adjacent inter-winding partitions 41, the core bobbin 4 is hollow, that is, the middle of the core bobbin 4 is provided with a core slot 43, the core slot 43 is used for installing the core, the front end of the core bobbin 4 is provided with a bobbin clamping slot, and the clamping firmness is improved by the cooperation of the core slot 43 and the bobbin clamping slot on the core bobbin 4 and the clamping winding device 3, so as to further improve the winding effect of the coil.
As shown in fig. 1 to 3, the core bobbin transfer device 1 includes a core bobbin transfer assembly 11 and a core bobbin transfer assembly 12; the iron core bobbin conveying assembly 11 comprises an iron core bobbin horizontal conveying base 111, an iron core bobbin horizontal conveying motor 112, a first conveyor belt guide wheel group 113 and an iron core bobbin horizontal conveying plate 114; the iron core bobbin horizontal conveying base 111 is arranged at the front part of the left side of the frame, the iron core bobbin horizontal conveying motor 112 is arranged on the frame in the front-back direction and is positioned at the front side of the iron core bobbin horizontal conveying base 111, the first conveyor belt guide wheel set 113 is horizontally arranged, one end of the first conveyor belt guide wheel set 113 is connected with the iron core bobbin horizontal conveying motor 112, and the other end of the first conveyor belt guide wheel set 113 is arranged on the iron core bobbin horizontal conveying base 111 in a matched mode; the horizontal conveying motor 112 of the iron core bobbin is used for driving the conveyor belt on the first conveyor belt guide wheel set 113 to rotate and drive. The iron core bobbin horizontal conveying plate 114 is arranged on the iron core bobbin horizontal conveying base 111 through an iron core bobbin horizontal conveying sliding rail 115, the front portion of the iron core bobbin horizontal conveying plate 114 is connected with a first conveyor belt guide wheel set 113 through a conveyor belt matching block 116, and the conveyor belt on the first conveyor belt guide wheel set 113 drives the iron core bobbin horizontal conveying plate 114 to move horizontally and position through the conveyor belt matching block 116 in the transmission process. Be provided with on the iron core bobbin horizontal transport board 114 left and right sides with two spacing lugs 1141 of iron core bobbin mould bottom matched with, spacing lug 1141 is used for cooperateing with iron core bobbin mould, the placing of a plurality of iron core bobbin 4 regular spread is on iron core bobbin mould, and the bottom of iron core bobbin mould be provided with two with spacing lug 1141 assorted spacing cooperation groove, make iron core bobbin mould fix on iron core bobbin horizontal transport board 114, thereby it carries out horizontal positioning to drive iron core bobbin 4 on the iron core bobbin mould through iron core bobbin horizontal transport board 114.
The iron core bobbin transfer assembly 12 is used for transferring an iron core bobbin on the iron core bobbin mould, and the iron core bobbin transfer assembly 12 comprises an iron core bobbin transfer support plate 121, an iron core bobbin horizontal transfer group 122, an iron core bobbin lifting transfer group 123 and an iron core bobbin grabbing cylinder 124; iron core bobbin shifts backup pad 121 and sets up in the frame right part, and is located iron core bobbin conveying component 11 rear side, and iron core bobbin horizontal transfer group 122 level sets up at the top that iron core bobbin shifted backup pad 121, and iron core bobbin lift shift group 123 sets up on the removal portion on iron core bobbin horizontal transfer group 122, and it carries out horizontal positioning to drive iron core bobbin lift shift group 123 through iron core bobbin horizontal transfer group 122. The iron core bobbin grabbing cylinder 124 is arranged on a moving portion of the iron core bobbin lifting transfer group 123, the iron core bobbin lifting transfer group 123 drives the iron core bobbin grabbing cylinder 124 to carry out lifting movement positioning, and therefore the iron core bobbin 4 on the iron core bobbin mould is transferred to the clamping winding device 3 through the iron core bobbin grabbing cylinder 124.
During operation, place iron core bobbin mould at iron core bobbin horizontal transport board 114, it carries out rotary drive to drive the conveyer belt on first conveyer belt guide pulley group 113 through iron core bobbin horizontal transport motor 112, the conveyer belt on first conveyer belt guide pulley group 113 drives iron core bobbin horizontal transport board 114 through conveyer belt cooperation piece 116 and carries out the horizontal migration location, it shifts group 123 and removes iron core bobbin 4 top to the iron core bobbin mould on to shift group 123 through iron core bobbin horizontal transfer, it snatchs cylinder 124 and descends to shift to the iron core bobbin through iron core bobbin lift shift group 123 drive iron core bobbin, and snatch cylinder 124 through the iron core bobbin and snatch both ends and snatch the transfer to clamping winding device 3 with an iron core bobbin 4 about.
Iron core bobbin horizontal transport motor 112 and first conveyer belt guide pulley group 113 on iron core bobbin conveyor 1 are convenient for carry out accurate location with iron core bobbin 4, shift group 122 and iron core bobbin lift and shift group 123 through iron core bobbin horizontal and cooperate the accurate nature of being convenient for promote the location, snatch cylinder 124 through the iron core bobbin and be convenient for stably snatch iron core bobbin 4 and shift, promote iron core bobbin 4 conveying accuracy and conveying efficiency.
As shown in fig. 1 and 4, the coil conveying device 2 includes a coil conveying support 21, a coil horizontal positioning assembly 22, a coil front-rear positioning assembly 23, a coil lifting positioning assembly 24, and a coil guide plate 25; the coil conveying support 21 is arranged on the rack, and the top of the coil conveying support 21 is respectively provided with a coil horizontal conveying slide rail 211 and a coil front-back conveying slide rail 212; the coil horizontal positioning component 22 is positioned at the rear part of the coil conveying bracket 21, the coil front-back positioning component 23 is positioned at the left side of the coil conveying bracket 21, the coil lifting positioning component 24 is respectively arranged on the coil front-back conveying slide rail 212 and the coil horizontal conveying slide rail 211 through the coil horizontal positioning slide rail 2411 and the coil front-back positioning slide rail 2412, the coil lifting and positioning component 24 is driven by the coil horizontal positioning component 22 and the coil front and rear positioning component 23 to carry out horizontal and front and rear moving and positioning, the coil guide plate 25 is arranged on the moving part of the coil lifting and positioning component 24, the coil guide plate 25 is driven to lift by the coil lifting and positioning assembly 24, a coil channel 251 is arranged at the lower part of the coil guide plate 25, a coil guide positioning plate 252 is arranged at the middle part of the coil guide plate 25, a coil guide positioning hole 253 is arranged on the coil guide positioning plate 252, and the coil guide positioning hole 253 is aligned with the coil limiting tube 2511.
The coil horizontal positioning component 22 comprises a coil horizontal positioning motor 221 and a second conveyor guide wheel set 222; coil horizontal location motor 221 vertically sets up on frame right side rear portion, coil horizontal location motor 221 passes coil conveying support 21 and is connected the cooperation with the one end of second conveyer belt guide pulley group 222, the other end of second conveyer belt guide pulley group 222 sets up on coil conveying support 21, the conveyer belt on the second conveyer belt guide pulley group 222 is connected with the rear portion of coil horizontal transport slide rail 211, it carries out rotary drive to drive the conveyer belt on the second conveyer belt guide pulley group 222 through coil horizontal location motor 221, thereby it carries out horizontal direction shift positioning to drive coil lift locating component 24 through the conveyer belt on the second conveyer belt guide pulley group 222. The coil front-rear positioning assembly 23 includes a coil front-rear positioning motor 231 and a third belt guide pulley group 232; the coil front-back positioning motor 231 is longitudinally arranged on the front side of the rack, the coil front-back positioning motor 231 penetrates through the coil conveying support 21 to be connected and matched with one end of the third conveyor belt guide wheel set 232, and the other end of the third conveyor belt guide wheel set 232 is arranged on the rear side of the coil conveying support 21; the conveyer belt on the third conveyer belt guide pulley group 232 is connected with the coil front and back conveying slide rail 212, and the coil front and back positioning motor 231 drives the conveyer belt rotary drive on the third conveyer belt guide pulley group 232, so that the conveyer belt on the third conveyer belt guide pulley group 232 drives the coil lifting positioning assembly 24 to perform front and back direction moving positioning.
The coil lifting and positioning assembly 24 comprises a coil positioning frame 241, a coil lifting and positioning motor 242, a fourth conveyor belt guide wheel set 243 and a lifting and positioning plate 244; the coil positioning frame 241 is respectively arranged on the coil front-back conveying slide rail 212 and the coil horizontal conveying slide rail 211 through a coil horizontal positioning slide rail 2411 and a coil front-back positioning slide rail 2412, so that the coil positioning frame 241 can be moved and positioned in the horizontal direction and the front-back direction on the coil conveying support 21.
The coil lifting positioning motor 242 is arranged on the coil positioning frame 241, the lower end of the fourth conveyor belt guide wheel group 243 is connected with the coil lifting positioning motor 242, the upper end of the fourth conveyor belt guide wheel group 243 is arranged on the coil positioning frame 241, the lifting positioning plate 244 is connected with the conveyor belt of the fourth conveyor belt guide wheel group 243, the coil lifting positioning motor 242 drives the conveyor belt on the fourth conveyor belt guide wheel group 243 to rotate, and the conveyor belt lifting positioning plate 244 of the fourth conveyor belt guide wheel group 243 is lifted and moved.
The coil guide plate 25 is arranged on the lifting positioning plate 244, the coil channel 251 is arranged at the lower part of the coil guide plate 25, the coil limiting tube 2511 is arranged in the coil channel 251, the coil guide positioning plate 252 is arranged in the middle of the coil guide plate 25, the coil guide positioning hole 253 is arranged on the coil guide positioning plate 252, and the coil guide positioning hole 253 is aligned with the coil limiting tube 2511; the coil positioning frame 241 is further provided with a coil guide plate 2413 for positioning, a coil guide hole 2414 is formed in the coil guide plate 2413, the upper portion of the coil guide hole 2414 is connected with a coil carrier tape, the coil guide hole 2414 is aligned with the coil guide positioning hole 253 and the coil limiting pipe 2511, a coil enters the coil guide hole 2414 through the coil carrier tape and penetrates through the coil guide positioning hole 253 and the coil limiting pipe 2511, the coil can be conveyed straightly, bending or blockage on the way is prevented, smoothness of overall conveying is improved, and the coil is conveyed to the upper portion of the iron core winding frame 4 on the clamping winding device 3 accurately, so that the coil can be wound on the iron core winding frame 4 conveniently.
Solved through coil conveyor 2 and can't tentatively fix a position the coil, can't make the accurate winding of coil to the iron core bobbin on, cause the not accurate problem that influences the wire winding quality of coil transport location.
When the device works, a coil on a coil carrier belt sequentially passes through the coil guide hole 2414, the coil guide positioning hole 253 and the coil limiting tube 2511, so that the coil is conveniently preliminarily positioned, the smoothness of the integral conveying of the coil is improved by straight conveying of the coil, the coil is prevented from being blocked in the conveying process, the coil is moved to the position above the clamping and winding device 3 through the coil horizontal positioning component 22 and the coil front and back positioning component 23, the coil passing through the coil limiting tube 2511 is conveniently preliminarily positioned at the position of the clamping and winding device 3, the positioning accuracy is improved, the coil is better controlled, the coil passing through the coil limiting tube 2511 is moved to the position of the clamping and winding device 3 through the coil lifting and positioning component 24, the lower end of the coil is conveniently and better clamped and wound on the iron core winding frame 4 through the subsequent clamping and winding device 3, and the coil is clamped and wound on the iron core winding frame 4 through the clamping and winding device 3, the problem of poor winding quality caused by inaccurate coil conveying and positioning is prevented.
As shown in fig. 1, 5, 6 and 7, the clamping and winding device 3 includes an iron core bobbin clamping and rotating assembly 31 and a winding assembly 32, the iron core bobbin clamping and rotating assembly 31 is used for clamping the iron core bobbin conveyed by the iron core bobbin conveying device 1, the winding assembly 32 is used for preliminarily winding the coil on the coil conveying device 2 onto the iron core bobbin, and the iron core bobbin clamping and rotating assembly 31 and the winding assembly 32 cooperate to wind the coil onto the iron core bobbin.
As shown in fig. 5 and 6, the core bobbin clamping rotation assembly 31 includes a core bobbin clamping base plate 311, a core bobbin rotation U-shaped frame 312, a core bobbin rotation driving motor 313, a core bobbin rotation driving rotation shaft 314, a first rotation module, a second rotation module, and a support module; iron core bobbin clamping base plate 311 fore-and-aft direction sets up in the frame, the rotatory U type frame 312 of iron core bobbin sets up on iron core bobbin clamping base plate 311, iron core bobbin rotary drive motor 313 sets up in the front portion of iron core bobbin clamping base plate 311, bobbin rotary drive pivot 314 is connected with the rear end of iron core bobbin rotary drive motor 313, the rotatory U type frame 312 lower part of iron core bobbin is passed to bobbin rotary drive pivot 314 rear end, and bobbin rotary drive pivot 314 passes through the bearing setting on iron core bobbin rotary U type frame 312, be convenient for bobbin rotary drive pivot 314 rotatory at iron core bobbin rotary U type frame 312. The first rotating module and the second rotating module are respectively disposed at the front and rear ends of the bobbin rotation driving shaft 314, and the supporting module is located at the notch of the core bobbin rotation U-shaped frame 312.
The first rotating module and the second rotating module are symmetrically arranged and have the same structure, and the first rotating module comprises a fifth conveyor belt guide wheel set 315, a rotating clamping shaft 316 and a clamping matching head 317; the lower end of the fifth belt guide pulley set 315 is sleeved on the bobbin rotation driving shaft 314, the upper end of the fifth belt guide pulley set 315 is connected to the rotation clamping shaft 316, and the rotation of the bobbin rotation driving shaft 314 drives the lower end of the fifth belt guide pulley set 315 to rotate, so that the upper end of the fifth belt guide pulley set 315 drives the rotation clamping shaft 316 to rotate. The rear end of the rotary clamping shaft 316 penetrates through the upper part of the rotary U-shaped frame 312 of the iron core winding frame, the rotary clamping shaft 316 is arranged on the rotary U-shaped frame 312 of the iron core winding frame through a rotary clamping shaft bearing, the clamping matching head 317 is positioned at a notch of the rotary U-shaped frame 312 of the iron core winding frame, the clamping matching head 317 is connected with the rear end of the rotary clamping shaft 316, the clamping matching head 317 is driven to rotate through the rotary clamping shaft 316, and the iron core winding frame 4 clamped is rotated simultaneously through the clamping matching heads 317 on the first rotary module and the second rotary module, so that a coil is wound on the iron core winding frame 4. The clamping matching head 317 on the first rotating module and the clamping matching head 317 on the second rotating module are different in structure, a clamping raised head 3171 is arranged in the middle of the clamping matching head 317 on the first rotating module, the clamping raised head 3171 is matched with a bobbin clamping groove in the front end of the iron core bobbin 4, and the clamping raised head 3171 is clamped in the bobbin clamping groove, so that the front portion of the iron core bobbin 4 is limited. The middle part of the clamping fitting head 317 of the second rotating module is provided with a fitting protruding rod 3172, the fitting protruding rod 3172 is matched with the iron core groove 43 at the rear end of the iron core bobbin 4, and the fitting protruding rod 3172 is inserted into the iron core groove 43, so that the whole iron core bobbin 4 is supported, and the front end and the rear end of the iron core bobbin 4 are firmly clamped and limited. One side of the iron core winding frame rotating U-shaped frame 312 is also provided with a clamping cylinder 318, the moving part of the clamping cylinder 318 is connected with a clamping matching frame 319, the rear end of the rotating clamping shaft 316 of the second rotating module is connected with a rotating clamping shaft sleeve rod through a bearing, the rear part of the rotating clamping shaft sleeve rod is provided with a clamping matching through hole 3161, the rear end of the clamping matching frame 319 is located in the clamping matching through hole 3161 through a matching connecting plate 3191, and the rotating clamping shaft 316 is driven to move on the iron core winding frame rotating U-shaped frame 312 through the clamping matching frame 319. The clamping cylinder 318 drives the clamping fitting rack 319 to move back and forth, so that the clamping fitting rack 319 drives the rotary clamping shaft 316 to move back and forth, and the front end and the rear end of the iron core winding rack 4 are clamped.
The rotary clamping shaft 316 is driven to move back and forth by the clamping fit rack 319, so that the front end and the rear end of the iron core winding rack 4 are clamped. The problem that the existing iron core winding frame clamping device only clamps the two ends of the iron core winding frame through two clamping rods and easily causes the iron core winding frame to be loose or fall when coils are wound is solved through the first rotating module and the second rotating module. Use same iron core bobbin rotation driving motor 313 to rotate through first rotation module and second rotation module, can guarantee the rotatory uniformity of first rotation module and second rotation module, it is different with the tight first 317 structure of the tight cooperation of clamp through the tight cooperation of the last first 317 of first rotation module and the tight cooperation of the clamp of second rotation module, both ends phase-match around with iron core bobbin 4 respectively, be convenient for better press from both sides iron core bobbin 4 tightly, prevent to produce the problem that iron core bobbin is not hard up or the appearance drops at rotatory in-process.
The supporting module comprises a supporting base 3101, a supporting lifting cylinder 3102 and a supporting lifting block 3103; the supporting base 3101 is arranged on the bottom surface of a notch of the iron core winding frame rotating U-shaped frame 312, the supporting lifting cylinder 3102 is arranged on one side of the iron core winding frame rotating U-shaped frame 312, the supporting lifting block 3103 is connected with the top of the supporting lifting cylinder 3102 through a supporting lifting cylinder connecting rod, the supporting lifting block 3103 is arranged on the supporting base 3101 through a supporting lifting slide rail, a supporting block fixing plate 3105 is arranged on the supporting lifting block 3103, a convex iron core winding frame supporting block 3104 is arranged on the top of the supporting block fixing plate 3105, and the iron core winding frame supporting block 3104 is positioned between the first rotating module and the second rotating module. The module solves the problem that the iron core bobbin cannot be positioned when the iron core bobbin is initially clamped, and the lower part of the iron core bobbin is not supported in the clamping process, so that the iron core bobbin is inclined when clamped, and the coil is wound to be deviated. The iron core bobbin support block 3104 on the support lifting block 3103 is driven to lift by the support lifting cylinder 3102, so that the iron core bobbin support block 3104 is moved between the first rotating module and the second rotating module, and the iron core bobbin 4 conveyed is supported, thereby preventing the iron core bobbin 4 from being inclined when being clamped, and improving the clamping firmness and the flatness.
When the device works, the iron core winding frame 4 is conveyed to the position above the supporting module, the supporting block 3104 of the iron core winding frame on the supporting lifting block 3103 is driven to ascend by the supporting lifting cylinder 3102, so that the iron core winding frame 4 is placed on the supporting block 3104 of the iron core winding frame and moves to a position between the first rotating module and the second rotating module, the clamping fit rack 319 is driven by the clamping cylinder 318 to move forward, so that the matching convex rod 3172 on the rotary clamping shaft 316 of the second rotary module is inserted into the iron core slot 43 of the iron core winding rack 4, and the clamping protrusion 3171 on the rotary clamping shaft 316 of the first rotary module is clamped in the bobbin clamping groove for fixing, the iron core bobbin support block 3104 is lowered, the coil is wound to the iron core bobbin 4 preliminarily by the winding assembly 32, and finally the first rotating module and the second rotating module are driven to rotate by the iron core bobbin rotation driving motor 313, so that the coil is wound on the iron core bobbin 4.
As shown in fig. 7, the winding assembly 32 includes a winding bracket 321, a winding motor 322, a sixth belt guide 323, a winding shaft 324, a winding L-shaped rotating plate 325, and a coil clamping jaw 326; winding support 321 sets up in the frame, and be located the tight rotating component 31 front side of iron core bobbin clamp, winding motor 322 fore-and-aft direction sets up the right side at winding support 321, the one end of sixth conveyer belt guide pulley group 323 is connected with winding motor 322's front end, the other end and the wire winding pivot 324 front end of sixth conveyer belt guide pulley group 323 are connected, and wire winding pivot 324 passes through winding bearing and sets up on winding support 321, it is rotatory to drive sixth conveyer belt guide pulley group 323 through winding motor 322, thereby it is rotatory to make sixth conveyer belt guide pulley group 323 drive wire winding pivot 324. The rear end of wire winding L type commentaries on classics board 325 and wire winding pivot 324 is connected, and it is rotatory to change board 325 to drive wire winding L type through wire winding pivot 324, and wire winding L type changes the diaphragm of board 325 and is connected with wire winding pivot 324, and the riser of wire winding L type commentaries on classics board 325 presss from both sides tight rotating component 31 parallel arrangement with the iron core bobbin, is convenient for twine the coil to iron core bobbin 4 on. A coil clamping jaw 326 is provided on the left side of the rear end of the winding L-shaped rotating plate 325, and the coil clamping jaw 326 is located below the core bobbin clamping rotating assembly 31, and the coil clamping jaw is preliminarily wound on the core bobbin 4 by the coil clamping jaw 326.
The problem that the coil cannot be accurately wound on the iron core winding frame at first is solved through the winding assembly 32, so that the winding failure or the winding deviation can often occur. The coil jaws 326 facilitate gripping of the coil and the winding L-turn plate 325 rotation facilitates initial positioning of the coil for winding onto the core bobbin 4.
A transformer comprises an iron core winding frame, an iron core and a coil, the transformer production equipment is used during production, and the production method of the transformer sequentially comprises the following steps:
conveying an iron core winding frame: placing an iron core bobbin mold on an iron core bobbin horizontal conveying plate 114, driving a conveying belt on a first conveying belt guide wheel group 113 to rotate and drive through an iron core bobbin horizontal conveying motor 112, driving the iron core bobbin horizontal conveying plate 114 to horizontally move and position through a conveying belt matching block 116 by the conveying belt on the first conveying belt guide wheel group 113, driving an iron core bobbin lifting and transferring group 123 to move above an iron core bobbin 4 on the iron core bobbin mold through an iron core bobbin horizontal transferring group 122, driving an iron core bobbin grabbing cylinder 124 to descend through the iron core bobbin lifting and transferring group 123, and grabbing and transferring left and right ends of one iron core bobbin 4 to a clamping winding device 3 through the iron core bobbin grabbing cylinder 124;
(II) clamping the iron core winding frame: the iron core bobbin 4 is conveyed to the upper part of the supporting module, the supporting and lifting cylinder 3102 drives the iron core bobbin supporting block 3104 on the supporting and lifting block 3103 to ascend, so that the iron core bobbin 4 is placed on the iron core bobbin supporting block 3104 and moves between the first rotating module and the second rotating module, the clamping cylinder 318 drives the clamping and matching frame 319 to move forwards, the matching convex rod 3172 on the rotating and clamping shaft 316 of the second rotating module is inserted into the iron core groove 43 of the iron core bobbin 4, and the clamping convex head 3171 on the rotating and clamping shaft 316 of the first rotating module is clamped in the bobbin clamping groove to be fixed, so that the iron core bobbin supporting block 3104 descends;
(III) coil conveying: the coil on the coil carrier belt sequentially passes through the coil guide hole 2414, the coil guide positioning hole 253 and the coil limiting tube 2511, the coil is moved to the upper part of the clamping winding device 3 through the coil horizontal positioning component 22 and the coil front-back positioning component 23, the coil passing through the coil limiting tube 2511 is moved to the position of the clamping winding device 3 through the coil lifting positioning component 24, and the coil is clamped and preliminarily wound on the iron core winding frame 4 through the clamping winding device 3;
(IV) winding a coil: it is rotatory to iron core bobbin 4 top to change board 325 through the wire winding L type on the wire winding subassembly 32, press from both sides the coil through coil clamping jaw 326, and change board 325 through the wire winding L type and rotate and wind the coil preliminary location to iron core bobbin 4 on, it is rotatory to drive first rotation module and second rotation module through iron core bobbin rotation driving motor 313, make first rotation module and second rotation module press from both sides tight iron core bobbin 4 rotatory and wind the coil to iron core bobbin 4 on, cut off through coil cutting device after the wire winding is accomplished.
Claims (9)
1. A clamping and winding device for transformer production is characterized by comprising an iron core bobbin clamping and rotating assembly (31) and a winding assembly (32), wherein the iron core bobbin clamping and rotating assembly (31) is used for clamping an iron core bobbin conveyed by an iron core bobbin conveying device (1), the winding assembly (32) is used for preliminarily winding a coil on a coil conveying device (2) onto the iron core bobbin, the iron core bobbin clamping and rotating assembly (31) is matched with the winding assembly (32) to wind the coil onto the iron core bobbin, and the winding assembly (32) comprises a winding bracket (321), a winding motor (322), a sixth conveyor belt guide wheel set (323), a winding rotating shaft (324), a winding L-shaped rotating plate (325) and a coil clamping jaw (326); winding support (321) sets up in the frame, and be located iron core bobbin clamp rotating assembly (31) front side, winding motor (322) fore-and-aft direction sets up the right side at winding support (321), the one end of sixth conveyer belt guide pulley group (323) is connected with the front end of winding motor (322), the other end and the winding pivot (324) front end of sixth conveyer belt guide pulley group (323) are connected, and winding pivot (324) set up on winding support (321) through winding bearing, winding L type commentaries on classics board (325) are connected with the rear end of winding pivot (324), coil clamping jaw (326) set up the rear end left side at winding L type commentaries on classics board (325), and coil clamping jaw (326) are located iron core bobbin clamp rotating assembly (31) below.
2. The clamping winding device for transformer production according to claim 1, wherein the core bobbin clamping rotating assembly (31) comprises a core bobbin clamping base plate (311), a core bobbin rotating U-shaped frame (312), a core bobbin rotating driving motor (313), a core bobbin rotating driving rotating shaft (314), a first rotating module, a second rotating module and a supporting module; the iron core winding frame clamping bottom plate (311) is arranged on the rack in the front-back direction, an iron core winding frame rotating U-shaped frame (312) is arranged on the iron core winding frame clamping bottom plate (311), an iron core winding frame rotating driving motor (313) is arranged in the front of the iron core winding frame clamping bottom plate (311), a winding frame rotating driving rotating shaft (314) is connected with the rear end of the iron core winding frame rotating driving motor (313), the rear end of the winding frame rotating driving rotating shaft (314) penetrates through the lower portion of the iron core winding frame rotating U-shaped frame (312), the winding frame rotating driving rotating shaft (314) is arranged on the iron core winding frame rotating U-shaped frame (312) through a bearing, a first rotating module and a second rotating module are respectively arranged at the front end and the rear end of the winding frame rotating driving rotating shaft (314), and a supporting module is located at a notch of the iron core winding frame rotating U-shaped frame (312.
3. The clamping winding device for transformer production according to claim 2, characterized in that the first and second rotary modules are symmetrically arranged and structurally identical, the first rotary module comprising a fifth conveyor guide pulley set (315), a rotary clamping shaft (316) and a clamping fitting head (317); the lower end of a fifth conveyor belt guide wheel group (315) is sleeved on the rotating driving rotating shaft (314) of the winding frame, the upper end of the fifth conveyor belt guide wheel group (315) is connected with a rotating clamping shaft (316), the rear end of the rotating clamping shaft (316) penetrates through the upper portion of a rotating U-shaped frame (312) of the iron core winding frame, the rotating clamping shaft (316) is arranged on the rotating U-shaped frame (312) of the iron core winding frame through a rotating clamping shaft bearing, a clamping fit head (317) is connected with the rotating clamping shaft (316), and the clamping fit head (317) is located at a notch of the rotating U-shaped frame (312) of the iron core winding frame.
4. The clamping winding device for transformer production according to claim 3, wherein the clamping fitting head (317) of the first rotating module and the clamping fitting head (317) of the second rotating module are different in structure, the clamping fitting head (317) of the first rotating module is provided with a clamping convex head (3171) at the middle part, and the clamping fitting head (317) of the second rotating module is provided with a matching convex rod (3172) at the middle part.
5. The clamping winding device for transformer production according to claim 2, wherein a clamping cylinder (318) is further arranged on one side of the iron core winding frame rotating U-shaped frame (312), a clamping fit frame (319) is connected to a moving portion of the clamping cylinder (318), a rotating clamping shaft sleeve rod is connected to the rear end of the rotating clamping shaft (316) of the second rotating module through a bearing, a clamping fit through hole (3161) is formed in the rear portion of the rotating clamping shaft sleeve rod, the rear end of the clamping fit frame (319) is located in the clamping fit through hole (3161) through a fit connecting plate (3191), and the clamping fit frame (319) drives the rotating clamping shaft (316) to move on the iron core winding frame rotating U-shaped frame (312).
6. The clamping winding device for transformer production according to claim 2, characterized in that the support module comprises a support base (3101), a support lifting cylinder (3102) and a support lifting block (3103); the supporting base (3101) is arranged on the bottom surface of a notch of the iron core winding frame rotating U-shaped frame (312), the supporting lifting cylinder (3102) is arranged on one side of the iron core winding frame rotating U-shaped frame (312), the supporting lifting block (3103) is connected with the top of the supporting lifting cylinder (3102) through a supporting lifting cylinder connecting rod, and the supporting lifting block (3103) is arranged on the supporting base (3101) through a supporting lifting slide rail.
7. The clamping winding device for transformer production as claimed in claim 1, characterized in that a core bobbin support block (3104) is provided on top of the support lifter block (3103), the core bobbin support block (3104) being located in the middle of the first and second rotary modules.
8. A clamping winding method for transformer production is characterized in that an iron core winding frame (4) is conveyed to the position above a supporting module, a supporting block (3104) of the iron core winding frame on a supporting lifting block (3103) is driven to ascend through a supporting lifting cylinder (3102), the iron core winding frame (4) is placed on the supporting block (3104) of the iron core winding frame and moves to a position between a first rotating module and a second rotating module, a clamping cylinder (318) drives a clamping and tightly fitting frame (319) to move forwards, a matching convex rod (3172) on a rotating clamping shaft (316) of the second rotating module is inserted into an iron core groove (43) of the iron core winding frame (4), and the rotating clamping shaft (316) of the first rotating module is clamped in a clamping convex head (3171) winding frame clamping groove to be fixed, and the supporting block (3104) of the iron core winding frame is descended; it changes board (325) to rotate to iron core bobbin (4) top to change the line winding L type on wire winding subassembly (32), get the coil clamp through coil clamping jaw (326), and change board (325) rotation through the line winding L type and wind the coil on iron core bobbin (4) tentatively to fix a position, it is rotatory to drive first rotation module and second rotation module through iron core bobbin rotation driving motor (313), make first rotation module and second rotation module press from both sides tight iron core bobbin (4) rotatory and twine the coil to iron core bobbin (4).
9. A transformer production plant, characterized in that it comprises a frame and on it a core bobbin conveyor (1), a coil conveyor (2), a coil cut-off device and a clamping and winding device (3) according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010532619.2A CN111653420A (en) | 2020-06-12 | 2020-06-12 | Clamping winding device and method for transformer production |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010532619.2A CN111653420A (en) | 2020-06-12 | 2020-06-12 | Clamping winding device and method for transformer production |
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| Publication Number | Publication Date |
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| CN111653420A true CN111653420A (en) | 2020-09-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010532619.2A Withdrawn CN111653420A (en) | 2020-06-12 | 2020-06-12 | Clamping winding device and method for transformer production |
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| CN (1) | CN111653420A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112530690A (en) * | 2020-11-27 | 2021-03-19 | 赣州和信诚电子有限公司 | Iron core winding device for transformer production and processing |
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2020
- 2020-06-12 CN CN202010532619.2A patent/CN111653420A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112530690A (en) * | 2020-11-27 | 2021-03-19 | 赣州和信诚电子有限公司 | Iron core winding device for transformer production and processing |
| CN112530690B (en) * | 2020-11-27 | 2022-05-10 | 赣州和信诚电子有限公司 | Iron core winding device for transformer production and processing |
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Application publication date: 20200911 |
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