CN220138114U - Inner screen continuous coil shielding head manufacturing tool - Google Patents
Inner screen continuous coil shielding head manufacturing tool Download PDFInfo
- Publication number
- CN220138114U CN220138114U CN202321623418.9U CN202321623418U CN220138114U CN 220138114 U CN220138114 U CN 220138114U CN 202321623418 U CN202321623418 U CN 202321623418U CN 220138114 U CN220138114 U CN 220138114U
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- China
- Prior art keywords
- die
- shielding head
- main casing
- movable handle
- inner screen
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 238000003825 pressing Methods 0.000 claims abstract description 39
- 239000011087 paperboard Substances 0.000 claims abstract description 22
- 230000000903 blocking effect Effects 0.000 claims description 5
- 238000002360 preparation method Methods 0.000 claims description 2
- 230000006835 compression Effects 0.000 description 16
- 238000007906 compression Methods 0.000 description 16
- 238000004804 winding Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000011111 cardboard Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 208000034656 Contusions Diseases 0.000 description 1
- 230000009519 contusion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
Landscapes
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The utility model relates to an inner screen continuous coil shielding head manufacturing tool which comprises a die assembly, a main shell, a movable handle and a fixed handle, wherein the die assembly is inserted into the main shell, the fixed handle is arranged on the lower side of the main shell, a hinging seat is arranged on one side of the main shell, the upper end of the movable handle is hinged to the hinging seat, the die assembly comprises an upper die and a lower die, a pressing tongue driven to move by the movable handle is arranged in the upper die, a through hole is formed in one side, far away from the upper die, of the lower die and is communicated with the inside of the main shell, a wire inlet notch is formed in the lower die, a die fastening bolt is arranged on one side of the main shell, a fastening screw hole is formed in one side of the lower die, and when the die assembly is fixed, the die fastening bolt is inserted into the fastening screw hole. The utility model utilizes the upper die and the lower die in the die assembly to complete the processing of the end part of the shielding head or the paperboard, thereby not only ensuring the processing quality, but also improving the processing efficiency.
Description
Technical Field
The utility model relates to the field of transformer manufacturing, in particular to a manufacturing tool for an inner screen continuous coil shielding head.
Background
The high-capacity oil-immersed transformers need to comprehensively consider factors such as winding height, radial direction, wave process, manufacturing cost and the like, wherein as shown in fig. 5, many high-capacity oil-immersed transformers currently adopt a continuous coil structure with shielding wires, namely an inner screen continuous coil, and the structure can increase turn-to-turn capacitance so as to improve impact distribution of the coil. One of the key control points of the inner screen continuous coil winding is the manufacturing quality of a shielding head, as shown in fig. 6, the inner screen continuous coil shielding head is manufactured into two parts in the normal condition, the first part is the processing of the inner wire end of a shielding wire (shielding head processing), the second part is the manufacturing of a shielding sleeve and a paperboard corresponding to the shielding head, wherein the drawing requires that the shielding head is in the shape of a circular arc with the radius R, in the prior art, an operator usually uses a common scissors to cut two edges of a copper wire, then uses a file to trim so as to ensure that the filing position is smooth, but the filing trace of the edge of the wire which is filed by the file is deeper, the size of the actually processed shielding head cannot be accurately controlled, in the process of filing the shielding head, the filing copper metal dust is easy to pollute the wire segment, and further hidden danger of product quality is caused, in addition, one shielding head is required to be at least 7-10 minutes, and the production efficiency is lower. In the manufacturing process of the shielding sleeve corresponding to the shielding head, the edge of the paperboard with the thickness of 1.0mm is required to be sheared into the concave shape matched with the circular R of the shielding head, but the conventional processing method can only use a stamping die to punch one by one, and the deflection phenomenon often occurs in the punching process, the alignment of the paperboard with the circular R of the shielding head cannot be ensured, the quality of a product cannot be ensured, and a large amount of reworking phenomenon is extremely easy to cause.
Disclosure of Invention
The utility model aims to provide an inner screen continuous coil shielding head manufacturing tool, which utilizes the cooperation of an upper die and a lower die in a die assembly to finish the processing of the end part of a shielding head or a paperboard, thereby not only ensuring the processing quality, but also improving the processing efficiency.
The aim of the utility model is realized by the following technical scheme:
the utility model provides an interior screen continuous type coil shielding head preparation frock, includes die subassembly, main casing, activity handle and fixed handle, wherein die subassembly cartridge is in the main casing, main casing downside is equipped with fixed handle, main casing one side is equipped with articulated seat, and the activity handle upper end articulate in on the articulated seat, die subassembly includes mould and lower mould, and be equipped with in the mould of going up through the tongue of pressing of activity handle drive removal, lower mould keep away from last mould one side be equipped with the through-hole with the inside intercommunication of main casing, be equipped with the inlet wire notch on the lower mould, in addition main casing one side is equipped with die fastening bolt, lower mould one side is equipped with the fastening screw, and die subassembly is fixed, die fastening bolt cartridge in the fastening screw.
The hinge seat is internally provided with a compression bar and a compression bar spring, the compression bar spring is sleeved on the compression bar, the side wall, close to the main shell, of the hinge seat is provided with a compression bar through hole for the compression bar to enter the upper die, and one end, far away from the main shell, of the compression bar is connected with the movable handle.
The hinge seat is provided with a hinge shaft, and the upper end of the movable handle is hinged to the hinge shaft.
A tongue pressing spring is arranged between the tongue pressing and the lower die.
And a tailing blocking cover is arranged on one side, away from the hinge seat, of the main shell.
An arc-shaped protruding portion is arranged in the die assembly for processing the shielding head, a groove matched with the arc-shaped protruding portion is formed in the front end of the pressing tongue, an arc-shaped groove is formed in the die assembly for processing the paperboard, and a protrusion matched with the arc-shaped groove is arranged on the front side of the pressing tongue.
The utility model has the advantages and positive effects that:
1. when the utility model is processed, an operator grips the movable handle and the fixed handle, and the movable handle drives the pressing tongue in the upper die of the die assembly to move to be matched with the lower die to complete shearing work, so that the operation is simple and convenient, the processing efficiency is improved, and sheared tailings fall into the main shell to be stored, so that the field environment is not influenced.
2. According to the utility model, the die assembly can be replaced at any time according to the processing requirement, wherein one side of the main shell is provided with the die fastening bolt, one side of the lower die of the die assembly is provided with the fastening screw hole, when the die assembly is inserted into the main shell and then fixed by the die fastening bolt, and when the die assembly is replaced, the die assembly can be taken out and replaced by unscrewing the die fastening bolt, and the replacement is simple and convenient.
3. The die assembly for the shielding head and the die assembly for the paperboard are manufactured in a matched mode, so that the dimensional consistency is ensured, the machined shielding head end surface is smooth and uniform, no lead wire segment is polluted by the contusion grinding copper metal dust, and the potential quality hazards of subsequent products are eliminated.
Drawings
Figure 1 is a schematic view of the structure of the present utility model,
figure 2 is a cross-sectional view of the present utility model,
figure 3 is a schematic view of the die assembly of the present utility model for shield head tooling,
figure 4 is a schematic view of the die assembly for paperboard processing according to the present utility model,
figure 5 is a cross-sectional view of an inner screen continuous coil in accordance with the present utility model,
fig. 6 is a schematic diagram showing the engagement of the shield head and the shield case of the winding shield wire of fig. 5.
Wherein 1 is a die assembly, 101 is an upper die, 1011 is an arc groove, 102 is a lower die, 1021 is an arc protruding part, 103 is a pressing tongue, 104 is a pressing tongue spring, 105 is a wire inlet notch, 106 is a fastening screw hole, 107 is a through hole, 2 is a main shell, 3 is a die fastening bolt, 4 is a fixed handle, 5 is a movable handle, 501 is a compression bar, 6 is a hinging seat, 7 is a hinging shaft, 8 is a tailing blocking cover, 9 is a compression bar spring, 10 is a shielding sleeve, 11 is a paperboard, 12 is a shielding head, 13 is a normal section wire, and 14 is a shielding wire for winding.
Detailed Description
The utility model is described in further detail below with reference to the accompanying drawings.
As shown in fig. 1 to 4, the utility model comprises a die assembly 1, a main shell 2, a movable handle 5 and a fixed handle 4, wherein the die assembly 1 is inserted in the main shell 2, the fixed handle 4 is arranged at the lower side of the main shell 2, a hinge seat 6 is arranged at one side of the main shell 2, the upper end of the movable handle 5 is hinged on the hinge seat 6, the die assembly 1 comprises an upper die 101 and a lower die 102 as shown in fig. 2 to 4, a pressing tongue 103 which is driven to move by the movable handle 5 is arranged in the upper die 101, a through hole 107 is arranged at the side of the lower die 102 far away from the upper die 101 and is communicated with the inside of the main shell 2, and a wire inlet notch 105 for inserting a shielding head 12 or a paperboard 11 is arranged on the lower die 102.
The present utility model may employ a suitable die assembly 1 according to need, wherein, as shown in fig. 1, a die fastening bolt 3 is provided at one side of the main housing 2, and as shown in fig. 3 to 4, a fastening screw hole 106 is provided at one side of the lower die 102, and when the die assembly 1 is inserted into the opening of the main housing 2 near the movable handle 5, the die fastening bolt 3 passes through the main housing 2 and is inserted into the fastening screw hole 106 to fix the die assembly 1.
When the utility model works, as shown in fig. 3, when the shielding head is processed, the inside of the upper die 101 and the inside of the lower die 102 are correspondingly provided with arc-shaped protruding parts 1021, meanwhile, the front end of the pressing tongue 103 is provided with grooves matched with the arc-shaped protruding parts 1021, after the shielding head 12 to be processed is inserted into the wire inlet notch 105, an operator grips the movable handle 5 and the fixed handle 4, the movable handle 5 drives the pressing tongue 103 in the upper die 101 to move, the grooves on the front side of the pressing tongue 103 and the arc-shaped protruding parts 1021 are matched and sheared to process the shielding head 12 into a required protruding circular arc shape, and the sheared redundant wires fall into the main shell 2 through the through holes 107 of the lower die 102 to be stored. When the paperboard 11 is processed, the operator can take out and replace the die assembly 1 for processing the shielding head 12 with the die assembly 1 for processing the paperboard 11 after unscrewing the die fastening bolt 3, and as shown in fig. 4, the die assembly 1 for processing the paperboard 11 is different in that: the inside of the upper die 101 and the inside of the lower die 102 are correspondingly provided with arc-shaped grooves 1011, the front side of the pressing tongue 103 in the upper die 101 is provided with a protrusion matched with the arc-shaped grooves 1011, when in processing, after the paper board 11 is inserted into the wire inlet notch 105, an operator grips the movable handle 5 and the fixed handle 4, the movable handle 5 drives the pressing tongue 103 in the upper die 101 to move, the protrusion on the front side of the pressing tongue 103 is matched with the arc-shaped grooves 1011 to cut the paper board 11 into a needed concave arc shape, and the cut redundant paper board 11 also falls into the main shell 2 through the through hole 107 of the lower die 102 to be stored.
In this embodiment, as shown in fig. 2, a compression bar 501 and a compression bar spring 9 are disposed in the hinge seat 6, the compression bar spring 9 is sleeved on the compression bar 501, a compression bar through hole for the compression bar 501 to pass through into the upper die 101 is disposed on a side wall of the hinge seat 6, which is close to the main housing 2, and one end of the compression bar 501, which is far away from the main housing 2, is connected with the movable handle 5. When the utility model works, the movable handle 5 drives the pressing rod 501 to move into the upper die 101 after rotating and drives the pressing rod 501 to move against the pressing tongue 103 so as to realize die shearing, and when an operator releases hands, the movable handle 5 automatically resets under the action of the pressing rod spring 9, at the moment, the pressing rod 501 automatically retracts and retreats into the hinging seat 6, and because the pressing rod 501 is stored in the hinging seat 6 when not working, the drawing and replacing of the die assembly 1 are not influenced.
As shown in fig. 2, in this embodiment, a hinge shaft 7 is provided on the hinge base 6, and the upper end of the movable handle 5 is hinged to the hinge shaft 7.
As shown in fig. 2, in this embodiment, a tongue pressing spring 104 is disposed between the tongue pressing 103 and the lower die 102, when the die is cut, the tongue pressing 103 moves to compress the tongue pressing spring 104, and after the cutting is completed, the tongue pressing 103 can automatically retract under the action of the tongue pressing spring 104 to avoid adhesion with the shielding head 12 or the cardboard 11, so as to ensure that the shielding head 12 or the cardboard 11 can be smoothly drawn out from the wire inlet slot 105.
As shown in fig. 1-2, a tail material blocking cover 8 is arranged on one side of the main casing 2 away from the hinge seat 6, and the tail material in the main casing 2 can be output by opening the tail material blocking cover 8.
The working principle of the utility model is as follows:
as shown in fig. 5, the inner screen continuous coil comprises a normal section wire 13 and a shielding wire 14 for winding, wherein as shown in fig. 6, a shielding head 12 of the shielding wire 14 for winding is matched with a shielding sleeve 10, a paperboard 11 is arranged in the shielding sleeve 10, the end part of the shielding head 12 is in a convex arc shape, the end part of the paperboard 11 is in an inward concave arc shape, the inner screen continuous coil is used for processing the end part of the shielding head 12 and the end part of the paperboard 11, an operator grips a movable handle 5 and a fixed handle 4 during processing, the movable handle 5 drives a pressing tongue 103 in an upper die 101 to move and is matched with a lower die 102 to finish cutting, cut tails fall into a main shell 2 to be stored, wherein when the shielding head 12 is processed, an arc-shaped protruding part 1021 is correspondingly arranged in a die assembly 1, a groove matched with the arc-shaped protruding part 1021 is arranged at the front end of the pressing tongue 103, when the pressing tongue 103 moves, the groove on the front side of the pressing tongue 103 and the arc-shaped protruding part 1021 cooperate to shear the shielding head 12 into a required protruding arc shape, when the paperboard 11 is processed, the arc-shaped groove 1011 is correspondingly arranged in the die assembly 1, the protrusion matched with the arc-shaped groove 1011 is arranged on the front side of the pressing tongue 103, when the pressing tongue 103 moves, the protrusion on the front side of the pressing tongue 103 and the arc-shaped groove 1011 cooperate to shear the paperboard 11 into a required concave arc shape, in addition, as shown in figures 1-4, the die fastening bolt 3 is arranged on one side of the main housing 2, the fastening screw hole 106 is arranged on one side of the lower die 102, when the die assembly 1 is inserted into the opening of the main housing 2 close to the movable handle 5, the die fastening bolt 3 passes through the main housing 2 and is inserted into the fastening screw hole 106 to fix the die assembly 1, and when the die assembly 1 is replaced, the die assembly 1 can be taken out and replaced by unscrewing the die fastening bolt 3, and the operation is simple and convenient.
Claims (6)
1. An interior screen continuous type coil shielding head preparation frock, its characterized in that: including die subassembly (1), main casing (2), movable handle (5) and fixed handle (4), wherein die subassembly (1) cartridge is in main casing (2), main casing (2) downside is equipped with fixed handle (4), main casing (2) one side is equipped with articulated seat (6), and movable handle (5) upper end articulate in on articulated seat (6), die subassembly (1) including last mould (101) and lower mould (102), and be equipped with in last mould (101) through last mould (5) drive removal tongue (103), lower mould (102) keep away from last mould (101) one side be equipped with through-hole (107) with main casing (2) inside intercommunication, be equipped with inlet wire notch (105) on lower mould (102), in addition main casing (2) one side be equipped with fastening bolt (3), lower mould (102) one side be equipped with fastening screw (106), and die subassembly (1) are fixed, fastening bolt (3) cartridge in fastening screw (106).
2. The inner screen continuous coil shielding head manufacturing tool according to claim 1, wherein: be equipped with depression bar (501) and depression bar spring (9) in articulated seat (6), and depression bar spring (9) suit is in on depression bar (501), articulated seat (6) are close to be equipped with the confession on the lateral wall of main casing (2) depression bar (501) are through the depression bar through-hole that gets into mould (101), depression bar (501) are kept away from main casing (2) one end with movable handle (5) link to each other.
3. The inner screen continuous coil shielding head manufacturing tool according to claim 1, wherein: the hinge seat (6) is provided with a hinge shaft (7), and the upper end of the movable handle (5) is hinged to the hinge shaft (7).
4. The inner screen continuous coil shielding head manufacturing tool according to claim 1, wherein: a tongue pressing spring (104) is arranged between the tongue pressing (103) and the lower die (102).
5. The inner screen continuous coil shielding head manufacturing tool according to claim 1, wherein: and a tailing blocking cover (8) is arranged on one side, far away from the hinging seat (6), of the main shell (2).
6. The inner screen continuous coil shielding head manufacturing tool according to claim 1, wherein: an arc-shaped protruding part (1021) is arranged in a die assembly (1) for processing a shielding head, a groove matched with the arc-shaped protruding part (1021) is arranged at the front end of a pressing tongue (103), an arc-shaped groove (1011) is arranged in the die assembly (1) for processing a paperboard, and a protrusion matched with the arc-shaped groove (1011) is arranged at the front side of the pressing tongue (103).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321623418.9U CN220138114U (en) | 2023-06-26 | 2023-06-26 | Inner screen continuous coil shielding head manufacturing tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321623418.9U CN220138114U (en) | 2023-06-26 | 2023-06-26 | Inner screen continuous coil shielding head manufacturing tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220138114U true CN220138114U (en) | 2023-12-05 |
Family
ID=88950681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321623418.9U Active CN220138114U (en) | 2023-06-26 | 2023-06-26 | Inner screen continuous coil shielding head manufacturing tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220138114U (en) |
-
2023
- 2023-06-26 CN CN202321623418.9U patent/CN220138114U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |