CN119008208B - A toroidal iron core transformer leg adjustment device and process - Google Patents
A toroidal iron core transformer leg adjustment device and process Download PDFInfo
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- CN119008208B CN119008208B CN202411181404.5A CN202411181404A CN119008208B CN 119008208 B CN119008208 B CN 119008208B CN 202411181404 A CN202411181404 A CN 202411181404A CN 119008208 B CN119008208 B CN 119008208B
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 12
- 239000002184 metal Substances 0.000 claims abstract description 72
- 229910052751 metal Inorganic materials 0.000 claims abstract description 72
- 238000009966 trimming Methods 0.000 claims description 15
- 238000004804 winding Methods 0.000 claims description 14
- 230000033001 locomotion Effects 0.000 claims description 8
- 238000005520 cutting process Methods 0.000 claims description 4
- 239000002699 waste material Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 description 18
- 238000010586 diagram Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000002789 length control Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Abstract
本发明公开了一种圆环铁芯变压器整脚装置与工艺，包括整脚平台，所述整脚平台中央镂空有镂空槽，镂空槽下侧设置有十字形垫块；十字形垫块与整脚平台背面相互固定；所述十字形垫块将镂空槽分割成四个呈矩形阵列分布的四个金属引脚插口；十字形垫块下方设置有整脚单元；在整脚之前本装能将各个引脚的位置严格约束且捋直本发明能达到自动整脚的目的，整脚后的金属引脚的长度符合标准长度。
The invention discloses a foot adjustment device and process for a toroidal iron core transformer, comprising a foot adjustment platform, wherein a hollow groove is hollowed out in the center of the foot adjustment platform, and a cross-shaped pad is arranged at the lower side of the hollow groove; the cross-shaped pad is fixed to the back side of the foot adjustment platform; the cross-shaped pad divides the hollow groove into four metal pin sockets distributed in a rectangular array; a foot adjustment unit is arranged below the cross-shaped pad; before foot adjustment, the device can strictly constrain the position of each pin and straighten it; the invention can achieve the purpose of automatic foot adjustment, and the length of the metal pin after foot adjustment meets the standard length.
Description
Technical Field
The invention belongs to the field of transformer pin finishing technology.
Background
In the process of manufacturing the transformer, pins with different lengths and overlong length on the transformer are required to be cut in order, the lengths of all the pins after pin cutting are changed into standard lengths, the positions of all the pins are required to be strictly restrained and straightened before pin cutting, otherwise, the length of each pin still has the problem of different lengths finally, and meanwhile, the tail ends of the pins are required to pass through pin passing holes on a pcb in the process of reference, so that the tail ends of the pins are preferably trimmed to be in a sharp cone shape, and the pins can better pass through the pin passing holes on the pcb.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a pin trimming device and a process for a circular iron core transformer.
The technical scheme is that the pin trimming device of the annular iron core transformer comprises a pin trimming platform, wherein a hollowed-out groove is hollowed out in the center of the pin trimming platform, and a cross cushion block is arranged on the lower side of the hollowed-out groove;
The transformer to be integrated comprises an iron core support and a circular iron core, wherein a coil is wound on the circular iron core, the circular iron core is fixed on the upper side of the iron core support, and a plurality of downwardly extending metal pins are distributed on the lower side of the iron core support in a rectangular array;
a vertical lifting ejector rod is arranged right above the hollow groove, and an elastic ejector head is fixedly arranged at the lower end of the lifting ejector rod.
Further, in the tooling state of the transformer to be finished, the lower surface of the iron core support is attached to the middle of the cross-shaped cushion block, four metal pins on the lower side of the iron core support respectively penetrate through four metal pin sockets downwards, and the elastic plug elastically pushes the upper end of the annular iron core downwards.
Further, each metal pin socket is provided with a metal pin bayonet at the inner angle contour of one end close to the center of the cross-shaped cushion block.
Further, an X direction and a Y direction are defined by taking a horizontal plane as a reference system, wherein the X direction comprises an X+ direction and an X-direction, and the Y direction comprises a Y+ direction and a Y-direction;
The cushion block arms in the four directions of the cross cushion block are a first cushion block arm, a second cushion block arm, a third cushion block arm and a fourth cushion block arm respectively, and extend towards the Y-direction, the X-direction, the Y+ direction and the X+ direction.
The driving structure can respectively drive the first X-direction pushing block, the second X-direction pushing block, the third X-direction pushing block and the fourth X-direction pushing block to do X-direction translational movement;
Based on the initial state, the first X-direction pushing block along the X+ direction, the second X-direction pushing block along the X-direction, the third X-direction pushing block along the X+ direction and the fourth X-direction pushing block along the X-direction can be respectively translated into four metal pin sockets;
When the first X-direction push block, the second X-direction push block, the third X-direction push block and the fourth X-direction push block are respectively translated into the four metal pin sockets, a first strip-shaped guide opening extending along the Y direction is formed between the first X-direction push block and the first cushion block arm, a second strip-shaped guide opening extending along the Y direction is formed between the second X-direction push block and the first cushion block arm, a third strip-shaped guide opening extending along the Y direction is formed between the third X-direction push block and the third cushion block arm, and a fourth strip-shaped guide opening extending along the Y direction is formed between the fourth X-direction push block and the third cushion block arm.
The driving structure can respectively drive the first Y-direction embedded block, the second Y-direction embedded block, the third Y-direction embedded block and the fourth Y-direction embedded block to do translational movement in the Y direction;
On the basis that the first strip-shaped guide opening, the second strip-shaped guide opening, the third strip-shaped guide opening and the fourth strip-shaped guide opening are formed, the first Y-direction embedded block along the Y+ direction, the second Y-direction embedded block along the Y+ direction, the third Y-direction embedded block along the Y-direction and the fourth Y-direction embedded block along the Y-direction can be respectively translated into the first strip-shaped guide opening, the second strip-shaped guide opening, the third strip-shaped guide opening and the fourth strip-shaped guide opening along the length direction.
The foot trimming unit comprises a central motor, a telescopic device, a foot trimming motor and a disc saw blade, wherein the central motor is vertically fixed on the lower side of the center of a cross-shaped cushion block, the rotary output end of the central motor is vertically connected with a horizontal transverse telescopic device through a fixed connector, the foot trimming motor is fixedly arranged at the tail end of a telescopic part of the transverse telescopic device, the output shaft of the foot trimming motor faces upwards and is in driving connection with the disc saw blade, the upper end coaxial center of the disc saw blade is fixedly connected with a conical grinding column with an upward thin end, and the outer conical surface of the conical grinding column is a grinding surface;
The circular saw blade and the conical grinding column do random horizontal movement under the cooperation of the central motor and the transverse telescopic device, the upper end of the conical grinding column is coaxially provided with a column winding roller, the column winding roller and the conical grinding column are coaxially matched in a rotating way through a bearing, so that the column winding roller and the conical grinding column can freely rotate relatively along an axis, the outer diameter of the column winding roller is consistent with the outer diameter of the thin end of the conical grinding column, the outer diameter of the thick end of the conical grinding column is d1, the outer diameter of the circular saw blade is d2, the outer diameter of the metal pin is d3, and the following relation (d 2-d 1)/2 > d3 is satisfied.
Further, the transformer fixing tool for the whole pin is characterized in that one more break at the lower end of the metal pin is gradually cut off, the cut-off waste pin section automatically falls down to enable the metal pin to reach the standard length, and then the tail end of the metal pin is ground into a sharp cone shape.
The pin straightening device has the beneficial effects that the pin straightening device can strictly restrict the positions of all pins before pin straightening and straighten the pins, so that the aim of automatically pin straightening can be achieved, the length of the metal pins after pin straightening not only accords with the standard length, but also is in a pointed cone shape, and the tail ends of the metal pins after pin straightening are convenient for later-stage pins to pass through pin passing holes on a pcb.
Drawings
Fig. 1 is a schematic diagram of a toroidal core transformer to be completed;
FIG. 2 is an overall schematic of the present apparatus;
fig. 3 is a schematic diagram of a toroidal core transformer in a tooling state;
FIG. 4 is a schematic diagram of the "step one" and "step two" states;
FIG. 5 is a schematic diagram at the end of "step three", with metal pins hidden;
FIG. 6 is a schematic diagram at the end of "step four", with metal pins hidden;
FIG. 7 is a schematic view of a cross pad at a rear view angle, wherein the state is at the end of "step four";
FIG. 8 is a schematic view of the device in three states with the foot platform removed;
FIG. 9 is a schematic diagram of a foot unit;
FIG. 10 is a schematic diagram of a pin end cutting and grinding process, specifically a "step five" process;
Fig. 11 is a schematic view of the pin end after pin grinding.
Detailed Description
The invention will be further described with reference to the accompanying drawings.
The leg adjusting device of the annular iron core transformer comprises a leg adjusting platform 21, wherein a hollow groove 22 is hollowed out in the center of the leg adjusting platform 21, a cross-shaped cushion block 8 is arranged on the lower side of the hollow groove 22, the cross-shaped cushion block 8 and the back of the leg adjusting platform 21 are mutually fixed, the cross-shaped cushion block 8 divides the hollow groove 22 into four metal pin inserting holes 23 distributed in a rectangular array, a metal pin bayonet 24 is arranged at the inner angle outline of each metal pin inserting hole 23 near one end of the center of the cross-shaped cushion block 8, a transformer 60 to be adjusted comprises an iron core support 20 and an annular iron core 19, a coil is wound on the annular iron core 19, the annular iron core 19 is fixed on the upper side of the iron core support 20, a plurality of downwardly extending metal pins 15 are distributed on the lower side of the iron core support 20 in a rectangular array, a vertical lifting ejector rod 17 is arranged above the hollow groove 22, an elastic ejector 18 is fixedly arranged at the lower end of the lifting ejector rod 17, and a leg adjusting unit 9 is arranged below the cross-shaped cushion block 8.
As shown in fig. 3, in the tooling state of the transformer 60 to be finished, the lower surface of the iron core support 20 is attached to the middle part of the cross-shaped cushion block 8, the middle part of the upper surface of the cross-shaped cushion block 8 is provided with a limit groove with a contour corresponding to the outer contour of the iron core support 20, four metal pins 15 on the lower side of the iron core support 20 respectively pass through four metal pin sockets 23 downwards, and the elastic ejection heads 18 elastically push the upper ends of the annular iron cores 19 downwards.
X direction and Y direction are defined by taking the horizontal plane as a reference system, wherein the X direction comprises X+ and X-directions, and the Y direction comprises Y+ and Y-directions.
The cushion arms in the four directions of the cross cushion block 8 are a first cushion arm 8a, a second cushion arm 8b, a third cushion arm 8c and a fourth cushion arm 8d respectively, wherein the first cushion arm 8a, the second cushion arm 8b, the third cushion arm 8c and the fourth cushion arm 8d extend towards the Y-direction, the X-direction, the Y+ direction and the X+ direction;
The upper parts of the tail ends of the first cushion block arm 8a, the second cushion block arm 8b, the third cushion block arm 8c and the fourth cushion block arm 8d are fixedly connected with the back surface of the foot-setting platform 21;
the driving structure can respectively drive the first X-direction push block 2a, the second X-direction push block 2b, the third X-direction push block 2c and the fourth X-direction push block 2d to do X-direction translational movement;
Based on the initial state, the first X-direction pushing block 2a along the X+ direction, the second X-direction pushing block 2b along the X-direction, the third X-direction pushing block 2c along the X+ direction and the fourth X-direction pushing block 2d along the X-direction can be respectively translated into four metal pin sockets 23;
When the first X-direction push block 2a, the second X-direction push block 2b, the third X-direction push block 2c and the fourth X-direction push block 2d have been respectively translated into the four metal pin sockets 23, a first strip-shaped guide port 35a extending in the Y-direction is formed between the first X-direction push block 2a and the first pad arm 8a, a second strip-shaped guide port 35b extending in the Y-direction is formed between the second X-direction push block 2b and the first pad arm 8a, a third strip-shaped guide port 35c extending in the Y-direction is formed between the third X-direction push block 2c and the third pad arm 8c, and a fourth strip-shaped guide port 35d extending in the Y-direction is formed between the fourth X-direction push block 2d and the third pad arm 8 c;
The driving structure can respectively drive the first Y-direction embedded block 1a, the second Y-direction embedded block 1b, the third Y-direction embedded block 1c and the fourth Y-direction embedded block 1d to do translational movement in the Y direction;
On the basis that the first strip-shaped guide opening 35a, the second strip-shaped guide opening 35b, the third strip-shaped guide opening 35c and the fourth strip-shaped guide opening 35d are formed, the first Y-direction embedded block 1a along the Y+ direction, the second Y-direction embedded block 1b along the Y+ direction, the third Y-direction embedded block 1c along the Y-direction and the fourth Y-direction embedded block 1d along the Y-direction can translate into the first strip-shaped guide opening 35a, the second strip-shaped guide opening 35b, the third strip-shaped guide opening 35c and the fourth strip-shaped guide opening 35d along the length direction respectively;
The first connecting block 3a and the third connecting block 3c are respectively fixedly connected to one side of the first X-direction pushing block 2a and one side of the third X-direction pushing block 2c in the X-direction, and the second connecting block 3b and the fourth connecting block 3d are respectively fixedly connected to one side of the second X-direction pushing block 2b and one side of the fourth X-direction pushing block 2d in the X+ direction;
In this case, the driving structure for driving the first X-direction pushing block 2a, the second X-direction pushing block 2b, the third X-direction pushing block 2c, the fourth X-direction pushing block 2d, the first Y-direction inserting block 1a, the second Y-direction inserting block 1b, the third Y-direction inserting block 1c and the fourth Y-direction inserting block 1d is as follows:
as shown in fig. 7, a first screw drive block 4a, a second screw drive block 4b, a third screw drive block 4c, and a fourth screw drive block 4d are provided in parallel on the distal end face side of the first pad arm 8a, the distal end face side of the second pad arm 8b, the distal end face side of the third pad arm 8c, and the distal end face side of the fourth pad arm 8d, respectively;
The first Y-direction embedded block 1a and the second Y-direction embedded block 1b are in parallel sliding fit with the two side surfaces of the first cushion block arm 8a, and the Y-direction ends of the first Y-direction embedded block 1a and the second Y-direction embedded block 1b are connected with the two ends of the first screw driving block 4 a;
The third Y-direction embedded block 1c and the fourth Y-direction embedded block 1d are in parallel sliding fit with the two side surfaces of the third cushion block arm 8c, and the Y+ direction ends of the third Y-direction embedded block 1c and the fourth Y-direction embedded block 1d are connected with the two ends of the third thread driving block 4 c;
the first connecting block 3a and the third connecting block 3c are respectively fixedly connected with two ends of the second thread driving block 4b through two first sliding arms 5.1, and the two first sliding arms 5.1 are in parallel sliding fit with two side surfaces of the second cushion block arm 8 b;
The second connecting block 3b and the fourth connecting block 3d are respectively fixedly connected with two ends of the fourth threaded driving block 4d through two second sliding arms 5.2, and the two second connecting blocks 3b and the fourth connecting block 3d are in parallel sliding fit with two side surfaces of the fourth cushion block arm 8 d;
The centers of the first thread driving block 4a, the second thread driving block 4b, the third thread driving block 4c and the fourth thread driving block 4d are respectively and penetratingly provided with a thread transmission hole, the thread transmission hole on the first thread driving block 4a, the thread transmission hole on the second thread driving block 4b, the thread transmission hole on the third thread driving block 4c and the thread transmission hole on the fourth thread driving block 4d are respectively in thread transmission fit with a first thread transmission rod 6a, a second thread transmission rod 6b, a third thread transmission rod 6c and a fourth thread transmission rod 6d, the first thread transmission rod 6a, the second thread transmission rod 6b, the third thread transmission rod 6c and the fourth thread transmission rod 6d are respectively driven by four independent motors, the first thread transmission rod 6a and the third thread transmission rod 6c extend along the Y direction, and the second thread transmission rod 6b and the fourth thread transmission rod 6d extend along the X direction.
As shown in fig. 9 and 10, the foot-setting unit 9 comprises a central motor 10, a telescopic device 12, a foot-setting motor 14 and a disc saw blade 16, wherein the central motor 10 is vertically fixed on the central lower side of the cross-shaped cushion block 8, the rotation output end of the central motor 10 is vertically connected with a horizontal transverse telescopic device 12 through a fixed connector 11, the foot-setting motor 14 is fixedly arranged at the tail end of a telescopic part 13 of the transverse telescopic device 12, the output shaft of the foot-setting motor 14 faces upwards and is in driving connection with the disc saw blade 16, the upper end of the disc saw blade 16 is fixedly connected with a conical grinding column 24 with an upward fine end, and the outer conical surface of the conical grinding column 24 is a grinding surface.
The upper end of the conical grinding column 24 is coaxially provided with a column winding roller 23, and the column winding roller 23 and the conical grinding column 24 are coaxially matched in a rotating way through a bearing, so that the column winding roller 23 and the conical grinding column 24 freely rotate relatively along the axis;
The outer diameter of the column winding roller 23 is consistent with the outer diameter of the thin end of the conical grinding column 24, the outer diameter of the thick end of the conical grinding column 24 is d1, the outer diameter of the disc saw blade 16 is d2, the outer diameter of the metal pin 15 is d3, and the following relation (d 2-d 1)/2 > d3 is satisfied, so that the conical grinding column 24 is ensured not to contact the metal pin 15 under the condition that the disc saw blade 16 saw the metal pin 15.
The technical process comprises the following steps:
in the initial state, the four metal pin sockets 23 are all in a vertically penetrating state, as shown in fig. 4;
Step two, the lower surface of the iron core support 20 of the transformer 60 to be integrated is attached to the middle part of the cross-shaped cushion block 8 by a manual or mechanical arm, and four metal pins 15 at the lower side of the iron core support 20 respectively pass through four metal pin sockets 23 downwards, so that the tail ends of the four metal pins 15 extend downwards out of the back surface of the cross-shaped cushion block 8;
And thirdly, respectively driving the first X-direction push block 2a along the X+ direction, the second X-direction push block 2b along the X-direction, the third X-direction push block 2c along the X+ direction and the fourth X-direction push block 2d along the X-direction to translate into the four metal pin sockets 23, respectively forming a first strip-shaped guide opening 35a extending along the Y direction between the first X-direction push block 2a and the first cushion block arm 8a, forming a second strip-shaped guide opening 35b extending along the Y direction between the second X-direction push block 2b and the first cushion block arm 8a, and forming a third strip-shaped guide opening 35c extending along the Y direction between the third X-direction push block 2c and the third cushion block arm 8c, and forming a fourth strip-shaped guide opening 35d extending along the Y direction between the fourth X-direction push block 2d and the third cushion block arm 8 c.
The four metal pins 15 inserted into the metal pin insertion holes 23 are pushed in the X direction of the first X direction push block 2a, the second X direction push block 2b, the third X direction push block 2c, and the fourth X direction push block 2d, respectively, so that the four metal pins 15 are restrained in the first bar-shaped guide opening 35a, the second bar-shaped guide opening 35b, the third bar-shaped guide opening 35c, and the fourth bar-shaped guide opening 35d, respectively, as shown in fig. 5.
Driving the first Y-direction embedded block 1a along the Y+ direction, the second Y-direction embedded block 1b along the Y+ direction, the third Y-direction embedded block 1c along the Y-direction and the fourth Y-direction embedded block 1d along the Y-direction to be respectively translated into the first strip-shaped guiding opening 35a, the second strip-shaped guiding opening 35b, the third strip-shaped guiding opening 35c and the fourth strip-shaped guiding opening 35d along the length direction; the four metal pins 15 are respectively clamped in the four metal pin bayonets 24 under the pushing of the first Y-direction insert 1a, the second Y-direction insert 1b, the third Y-direction insert 1c and the fourth Y-direction insert 1d, at this time, the four metal pins 15 are automatically straightened under the transverse clamping constraint action, and are strictly distributed in a rectangular array according to the distribution condition of the four metal pin bayonets 24, so that the coordinates of the axes of the four metal pins 15 extending downwards below the cross cushion 8 in the horizontal direction are respectively consistent with the coordinates of the axes of the four metal pin bayonets 24 in the horizontal direction, and the coordinates of the axes of the four metal pin bayonets 24 in the horizontal direction are predetermined, so that the coordinates of the axes of the four metal pins 15 in the horizontal direction are obtained in this step, as shown in fig. 6.
Step five, as shown in fig. 10, the whole-foot motor 14 is started first to rotate the disc saw blade 16 and the conical grinding column 24 at a high speed along the axis, meanwhile, the axis coordinates of the disc saw blade 16 and the conical grinding column 24 are gradually moved close to the axis coordinates of any one metal pin 15 under the cooperation of the central motor 10 and the transverse telescopic device 12, until the edge of the disc saw blade 16 begins to cut the lower end of the metal pin 15, the disc saw blade 16 gradually cuts off one more part of the lower end of one metal pin 15, and the cut-off pin waste section 15.1 automatically drops, so that the length of the metal pin 15 cut once is just the expected length, and the metal pin 15 reaches the standard length.
The axial coordinates of the disc saw blade 16 and the conical grinding column 24 are controlled to continuously move gradually close to the axial coordinates of the metal pin 15, so that a notch is formed on one side of the lower end of the metal pin 15 by grinding the conical grinding column 24, until the wheel surface of the column winding roller 23 is tangential to the metal pin 15, the conical grinding column 24 cannot continuously push along the radial direction of the metal pin 15 under the blocking of the column winding roller 23, and the upper central motor 10 and the transverse telescopic device 12 are subjected to abrupt resistance.
At this time, the central motor 10 and the transverse expansion device 12 are immediately controlled, so that the axis coordinates of the disc saw blade 16 and the conical grinding column 24 do circular motion around the axis coordinates of the metal pin 15, the column rolling wheel 23 rolls around the metal pin 15 for one circle, real-time constraint effect is generated on the conical grinding column 24 in real time, excessive grinding effect of the conical grinding column 24 at any moment is avoided, and in the process of rotating and grinding the conical grinding column 24 around the lower end of the metal pin 15 for one circle, the lower end of the metal pin 15 is ground into a sharp cone 15a, as shown in fig. 11.
And then the length control and the tail end sharpening are respectively carried out on the other three metal pins 15 according to the method, so that the aim of automatically trimming the pins is fulfilled, the length of the trimmed metal pins 15 not only accords with the standard length, but also the tail ends of the trimmed metal pins 15 are in a pointed cone shape, and the pins can conveniently pass through pin passing holes in the pcb in the later stage.
The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention.
Claims (2)
1. The pin arrangement device of the annular iron core transformer is characterized by comprising a pin arrangement platform (21), wherein a hollowed groove (22) is hollowed out in the center of the pin arrangement platform (21), a cross cushion block (8) is arranged at the lower side of the hollowed groove (22), the cross cushion block (8) is mutually fixed with the back of the pin arrangement platform (21), the hollowed groove (22) is divided into four metal pin sockets (23) distributed in a rectangular array by the cross cushion block (8), and a pin arrangement unit (9) is arranged below the cross cushion block (8);
The transformer (60) to be integrated comprises an iron core support (20) and a circular iron core (19), wherein a coil is wound on the circular iron core (19), the circular iron core (19) is fixed on the upper side of the iron core support (20), and a plurality of downwardly extending metal pins (15) are distributed on the lower side of the iron core support (20) in a rectangular array;
A vertical lifting ejector rod (17) is arranged right above the hollowed-out groove (22), and an elastic ejector head (18) is fixedly arranged at the lower end of the lifting ejector rod (17);
In a tooling state of the transformer (60) to be finished, the lower surface of the iron core support (20) is attached to the middle of the cross-shaped cushion block (8), four metal pins (15) at the lower side of the iron core support (20) respectively penetrate through four metal pin sockets (23) downwards, and the elastic plug (18) elastically pushes the upper end of the annular iron core (19) downwards;
The inner angle contour of each metal pin socket (23) close to one end of the center of the cross-shaped cushion block (8) is provided with a metal pin bayonet (24);
defining an X direction and a Y direction by taking a horizontal plane as a reference system, wherein the X direction comprises an X+ direction and an X-direction, and the Y direction comprises a Y+ direction and a Y-direction;
The cushion block arms in the four directions of the cross cushion block (8) are respectively a first cushion block arm (8 a), a second cushion block arm (8 b), a third cushion block arm (8 c) and a fourth cushion block arm (8 d), and the first cushion block arm (8 a), the second cushion block arm (8 b), the third cushion block arm (8 c) and the fourth cushion block arm (8 d) extend towards the Y-direction, the X-direction, the Y+ direction and the X+ direction;
The X-direction sliding block comprises a first X-direction sliding block (2 a), a second X-direction sliding block (2 b), a third X-direction sliding block (2 c) and a fourth X-direction sliding block (2 d), wherein the driving structure can respectively drive the first X-direction sliding block (2 a), the second X-direction sliding block (2 b), the third X-direction sliding block (2 c) and the fourth X-direction sliding block (2 d) to do X-direction translational motion;
Based on the initial state, the first X-direction pushing block (2 a) along the X+ direction, the second X-direction pushing block (2 b) along the X-direction, the third X-direction pushing block (2 c) along the X+ direction and the fourth X-direction pushing block (2 d) along the X-direction can be respectively translated into four metal pin sockets (23);
When the first X-direction push block (2 a), the second X-direction push block (2 b), the third X-direction push block (2 c) and the fourth X-direction push block (2 d) are respectively translated into four metal pin sockets (23), a first strip-shaped guide opening (35 a) extending along the Y direction is formed between the first X-direction push block (2 a) and the first cushion block arm (8 a), two second strip-shaped guide openings (35 b) extending along the Y direction are formed between the second X-direction push block (2 b) and the first cushion block arm (8 a), a third strip-shaped guide opening (35 c) extending along the Y direction is formed between the third X-direction push block (2 c) and the third cushion block arm (8 c), and a fourth strip-shaped guide opening (35 d) extending along the Y direction is formed between the fourth X-direction push block (2 d) and the third cushion block arm (8 c);
The driving structure can respectively drive the first Y-direction embedded block (1 a), the second Y-direction embedded block (1 b), the third Y-direction embedded block (1 c) and the fourth Y-direction embedded block (1 d) to do translational motion in the Y direction;
On the basis that the first strip-shaped guide opening (35 a), the second strip-shaped guide opening (35 b), the third strip-shaped guide opening (35 c) and the fourth strip-shaped guide opening (35 d) are formed, the first Y-direction embedded block (1 a) along the Y+ direction, the second Y-direction embedded block (1 b) along the Y+ direction, the third Y-direction embedded block (1 c) along the Y-direction and the fourth Y-direction embedded block (1 d) along the Y-direction can be respectively translated into the first strip-shaped guide opening (35 a), the second strip-shaped guide opening (35 b), the third strip-shaped guide opening (35 c) and the fourth strip-shaped guide opening (35 d) along the length direction;
The foot trimming unit (9) comprises a central motor (10), a telescopic device (12), a foot trimming motor (14) and a disc saw blade (16), wherein the central motor (10) is vertically fixed on the lower central side of a cross cushion block (8), the rotary output end of the central motor (10) is vertically connected with a horizontal transverse telescopic device (12) through a fixed connector (11), the tail end of a telescopic part (13) of the transverse telescopic device (12) is fixedly provided with the foot trimming motor (14), the output shaft of the foot trimming motor (14) faces upwards and is in driving connection with the disc saw blade (16), the upper end coaxial center of the disc saw blade (16) is fixedly connected with a conical grinding column (24) with an upward fine end, and the outer conical surface of the conical grinding column (24) is a grinding surface;
The circular saw blade (16) and the conical grinding column (24) are horizontally moved at will under the cooperation of the central motor (10) and the transverse telescopic device (12), a column winding roller (23) is coaxially arranged at the upper end of the conical grinding column (24), the column winding roller (23) and the conical grinding column (24) are coaxially matched in a rotating mode through a bearing, so that the column winding roller (23) and the conical grinding column (24) can freely and relatively rotate along an axis, the outer diameter of the column winding roller (23) is consistent with the outer diameter of the thin end of the conical grinding column (24), the outer diameter of the thick end of the conical grinding column (24) is d1, the outer diameter of the circular saw blade (16) is d2, the outer diameter of the metal pin (15) is d3, and the following relation (d 2-d 1)/2 > d3 is met.
2. The leg trimming process of the leg trimming device of the toroidal core transformer of claim 1, wherein a fixture for fixing the transformer (60) to be trimmed is used for cutting off more than one break of the lower end of the metal pin (15) gradually, automatically dropping off the broken-off pin waste section (15.1) to enable the metal pin (15) to reach the standard length, and then grinding the tail end of the metal pin (15) into a sharp cone shape.
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| CN202411181404.5A CN119008208B (en) | 2024-08-27 | 2024-08-27 | A toroidal iron core transformer leg adjustment device and process |
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| CN202411181404.5A CN119008208B (en) | 2024-08-27 | 2024-08-27 | A toroidal iron core transformer leg adjustment device and process |
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| CN119008208B true CN119008208B (en) | 2025-03-25 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN214442664U (en) * | 2021-02-23 | 2021-10-22 | 江苏倚信自动化设备有限公司 | Automatic reshaping and cutting device for pins of inductance coil |
| CN216719724U (en) * | 2021-12-14 | 2022-06-10 | 罗定市嘉裕电子有限公司 | Automatic wire drawing device for magnetic ring |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105817429A (en) * | 2016-05-10 | 2016-08-03 | 耒阳市亚湘电子科技有限公司 | Network transformer pin arrangement and detection integrated machine |
| CN207547473U (en) * | 2017-11-01 | 2018-06-29 | 王政 | A kind of transformer pins arranging machine |
| CN208706435U (en) * | 2018-08-15 | 2019-04-05 | 安庆大众电子科技有限公司 | A kind of inductor foot device |
| CN217570648U (en) * | 2022-07-15 | 2022-10-14 | 东莞市星捷科技有限公司 | Novel whole foot device |
| CN217822382U (en) * | 2022-07-26 | 2022-11-15 | 珠海科丰电子有限公司 | Whole foot tangent line device of magnetic ring inductance |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN214442664U (en) * | 2021-02-23 | 2021-10-22 | 江苏倚信自动化设备有限公司 | Automatic reshaping and cutting device for pins of inductance coil |
| CN216719724U (en) * | 2021-12-14 | 2022-06-10 | 罗定市嘉裕电子有限公司 | Automatic wire drawing device for magnetic ring |
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