CN220272225U - Enamelled wire painting device - Google Patents
Enamelled wire painting device Download PDFInfo
- Publication number
- CN220272225U CN220272225U CN202321534449.7U CN202321534449U CN220272225U CN 220272225 U CN220272225 U CN 220272225U CN 202321534449 U CN202321534449 U CN 202321534449U CN 220272225 U CN220272225 U CN 220272225U
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- bin
- partition plate
- paint
- wire
- core wire
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- 238000010422 painting Methods 0.000 title claims abstract description 24
- 239000003973 paint Substances 0.000 claims abstract description 96
- 238000005192 partition Methods 0.000 claims abstract description 52
- 238000010438 heat treatment Methods 0.000 claims abstract description 40
- 238000004321 preservation Methods 0.000 claims abstract description 30
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 238000009413 insulation Methods 0.000 claims abstract description 14
- 238000001035 drying Methods 0.000 claims description 37
- 229910000639 Spring steel Inorganic materials 0.000 claims description 3
- 230000001502 supplementing effect Effects 0.000 claims description 3
- 210000003298 dental enamel Anatomy 0.000 claims 10
- 238000009792 diffusion process Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 239000010410 layer Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
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- Coating Apparatus (AREA)
Abstract
The utility model discloses an enameled wire painting device, which comprises a box body, wherein a first partition plate is arranged in the box body, a second partition plate is arranged below the first partition plate, the first partition plate and the second partition plate are horizontally arranged, an upper heat preservation bin is formed on the upper side of the first partition plate, a lower heat preservation bin is formed below the second partition plate, wire inlet holes and wire outlet holes are respectively formed on two sides of the lower heat preservation bin, a plurality of heating bins are arranged between the first partition plate and the second partition plate, the upper part of each heating bin is communicated with the upper heat preservation bin, the lower part of each heating bin is communicated with the lower heat preservation bin, and a vertical third partition plate is arranged between the adjacent heating bins; a plurality of guide wheels are arranged in the upper thermal insulation bin and the lower thermal insulation bin; and the front end of each heating bin is provided with a lacquering mechanism which is positioned in the upper insulation bin or the lower insulation bin when seen along the moving direction of the core wire. The utility model has the advantages of ensuring high coaxiality of the core wire and the paint film, preventing the core wire from being elongated, ensuring uniform thickness of the paint film in the length direction of the core wire and small occupied area.
Description
Technical Field
The utility model belongs to the field of enameled wires, and particularly relates to an enameled wire painting device.
Background
The structure of the enameled wire comprises a core wire made of copper or aluminum on the inner side and a plurality of layers of paint films positioned on the outer side of the core wire, wherein each layer of paint film is formed by paint coating and drying.
The existing painting device is arranged on a production line and comprises a plurality of painting mechanisms, a drying mechanism is arranged at the rear end of the horizontal side of each painting mechanism, a traction mechanism of the production line pulls a core wire to move according to a specific track, the track is determined by a plurality of guide wheels, the overall track is horizontal, paint is attached when the core wire passes through the painting mechanism, and the paint is dried when the core wire passes through the drying mechanism, so that a paint film is formed.
Because the paint has better fluidity, under the action of tension, the paint film obtained by drying can form a relatively uniform thickness on the surface of the core wire, and thus, the paint film can keep good coaxiality with the core wire. However, in the cold weather, especially in winter, although the paint has good fluidity after being heated by a lacquering mechanism, after being attached to the core wire, the fluidity becomes worse due to the rapid cooling of the core wire caused by the action of air current, especially the diffusion and flattening time on the outer peripheral surface of the core wire is seriously insufficient, the uniform thickness is difficult to form on the surface of the core wire, the paint film obtained by drying is difficult to keep good coaxiality with the core wire, and the coaxiality is an important index for reflecting the quality of the enameled wire, and has important influence on the electrical performance of the enameled wire.
Therefore, the utility model aims to provide an enamelled wire painting device which has poor coaxiality of a core wire and a paint film in the enamelled wire produced by the existing colder weather. The utility model has the advantages of ensuring high coaxiality of the core wire and the paint film, preventing the core wire from being elongated, ensuring uniform thickness of the paint film in the length direction of the core wire and small occupied area.
Disclosure of Invention
The technical scheme of the utility model is as follows: the enamelled wire painting device comprises a box body, wherein a first partition plate is arranged in the box body, a second partition plate is arranged below the first partition plate, the first partition plate and the second partition plate are horizontally arranged, an upper heat preservation bin is formed on the upper side of the first partition plate, a lower heat preservation bin is formed below the second partition plate, wire inlet holes and wire outlet holes are respectively formed in two sides of the lower heat preservation bin, a plurality of heating bins are arranged between the first partition plate and the second partition plate, the heating bins form a drying mechanism, the upper parts of the heating bins are communicated with the upper heat preservation bin, the lower parts of the heating bins are communicated with the lower heat preservation bin, and a vertical third partition plate is arranged between every two adjacent heating bins;
a plurality of guide wheels are arranged in the upper heat preservation bin and the lower heat preservation bin, and the guide wheels enable the core wires to be bent up and down repeatedly and pass through the plurality of heating bins;
and the front end of each heating bin is provided with a lacquering mechanism which is positioned in the upper insulation bin or the lower insulation bin when seen along the moving direction of the core wire.
In the enamelled wire painting device, the heating bin consists of a preheating bin and a drying bin, a transverse fourth partition plate is arranged between the preheating bin and the drying bin, a wire passing hole which is communicated with the preheating bin and the drying bin is formed in the fourth partition plate, the preheating bin is located at the front side of the drying bin when seen along the moving direction of the core wire, and the temperature of the drying bin is higher than that of the preheating bin.
In the enamelled wire painting device, the painting mechanism comprises a clamp plate which is regarded as a U shape in a depression mode, two felt plates are arranged in an opening of the clamp plate and are respectively fixed with two arms of the clamp plate, the middle part of the clamp plate is fixed with the box body through a support, and a paint supplementing device is arranged below the felt plates.
In the enamelled wire painting device, the clamping plate is made of spring steel sheets, so that the two felt plates are elastically connected, and the core wire passes through the two felt plates.
In the enamelled wire painting device, the paint replenishing device comprises a paint box fixed with the box body, the paint box is in a U shape when overlooked, the core wire passes through an opening of the paint box, paint for painting is poured into the paint box, and two ends of the felt plate extend outwards and enter the paint box.
In the enamelled wire painting device, the bracket comprises two guide shafts fixed with the box body, guide sleeves are arranged on the guide shafts, and the guide sleeves are connected with the clamping plates through connecting rods.
In the enamelled wire painting device, a constant-temperature heating unit is arranged at the bottom of the paint box.
Compared with the prior art, the utility model has the following advantages:
1) And the whole process of heat preservation is carried out after the paint is attached to the core wire, so that the reduction of the fluidity of the paint is avoided, the paint is uniformly diffused on the core wire, then the core wire is dried, a paint film with uniform wall thickness is obtained, and the coaxiality between the paint film and the core wire is high.
2) After the paint is attached to the core wire and before the core wire is thoroughly dried, the core wire keeps vertically moving, so that the paint cannot move along the radial direction of the core wire under the action of gravity, namely, the paint cannot be concentrated on one side of the core wire under the action of gravity, the paint is further enabled to be fully and uniformly spread on the core wire, and coaxiality between the core wire and a paint film is improved.
3) The core wire keeps vertical movement after being attached with paint, the movement direction of the core wire is consistent with the gravity direction, a guide wheel (the core wire moves horizontally and is suspended in the prior art, and the guide wheel is required to support and keep the movement track) for keeping the movement track of the core wire is not required to be arranged on the core wire, the core wire can keep an empty suspension state, namely the core wire is not contacted with any other part in the process of attaching paint to the section of drying, the damage of other parts to the paint diffusion result on the surface of the core wire is avoided, and the coaxiality between the core wire and a paint film is improved.
4) The enamelled wire moves up and down repeatedly, and the varnishing mechanism and the drying mechanism are arranged in the height direction, so that the occupied area of the varnishing device can be reduced, and the arrangement of the enamelled wire production line is facilitated.
5) Besides the drying bin, a preheating bin is additionally arranged in the drying mechanism, the temperature of the preheating bin is higher than that of the heat preservation bin, the fluidity of paint is further increased, but the temperature is lower than the normal drying temperature of the paint, the reduction of the fluidity of the paint caused by the rapid evaporation of a solvent in the paint is avoided, sufficient time is reserved for the diffusion of the paint, and the high-fluidity paint can be fully and uniformly diffused on the core wire under the sufficient flowing time, so that the coaxiality between a paint film and the core wire is high.
6) The improvement to the painting mechanism, the clamping piece can move along the guide shaft, so that the gap between the two felt plates is automatically aligned with the core wire, the resistance of the core wire when the core wire passes through the felt plates is reduced, and the core wire is prevented from being elongated and unqualified.
7) The paint box is U-shaped, the two ends of the felt plate can be inserted into the paint box to absorb paint on the basis of not obstructing the movement of the core wire, the paint carrying amount of the felt plate is sufficient, the core wire and the felt sheet are always kept in contact through the elastic U-shaped clamping plates, the core wire can continuously and stably attach paint in a sufficient amount, and the thickness of a paint film of the core wire in the long direction is uniform.
In conclusion, the utility model has the advantages of ensuring high coaxiality of the core wire and the paint film, preventing the core wire from being elongated, ensuring uniform thickness of the paint film in the length direction of the core wire and small occupied area.
Drawings
Fig. 1 is a front view of the present utility model.
Fig. 2 is a front view of the varnishing unit.
Fig. 3 is a top view of the varnishing unit.
The marks in the drawings are: the paint box comprises a core wire, a 2-box body, a 3-first partition board, a 4-second partition board, a 5-upper heat preservation bin, a 6-lower heat preservation bin, 7-wire inlet holes, 8-wire outlet holes, 9-heating bins, 10-third partition boards, 11-guide wheels, 12-preheating bins, 13-drying bins, 14-fourth partition boards, 15-wire inlet holes, 16-clamping boards, 17-felt boards, 18-brackets, 19-paint replenishing devices, 20-paint boxes, 21-guide shafts, 22-guide sleeves, 23-connecting rods, 24-constant temperature heating units, 25-first wire holes, 26-second wire holes and 27-rotating shafts.
Detailed Description
The utility model is further illustrated by the following figures and examples, which are not intended to be limiting.
Examples. The enamelled wire painting device comprises a box body 2, wherein a first partition plate 3 is arranged in the box body 2, a second partition plate 4 is arranged below the first partition plate 3, the first partition plate 3 and the second partition plate 4 are horizontally arranged, an upper heat preservation bin 5 is formed on the upper side of the first partition plate 3, a lower heat preservation bin 6 is formed below the second partition plate 4, two sides of the lower heat preservation bin 6 are respectively provided with a wire inlet hole 7 and a wire outlet hole 8, a plurality of heating bins 9 are arranged between the first partition plate 3 and the second partition plate 4, the heating bins 9 form a drying mechanism of enamelled wires, the upper parts of the heating bins 9 are communicated with the upper heat preservation bin 5 through a first wire hole 25 penetrating through the first partition plate 3, the lower parts of the heating bins 9 are communicated with the lower heat preservation bin 6 through a second wire hole 26 penetrating through the second partition plate 4, and a vertical third partition plate 10 is arranged between every two adjacent heating bins 9;
a plurality of guide wheels 11 are arranged in the upper heat preservation bin 5 and the lower heat preservation bin 6, the guide wheels 11 are connected with the box body 2 through a rotating shaft 27, and the guide wheels 11 enable the core wires 1 to be repeatedly bent up and down and sequentially pass through the plurality of heating bins 9;
the front end of each heating bin 9 is provided with a lacquering mechanism which is positioned in the upper thermal insulation bin 5 or the lower thermal insulation bin 6 as seen along the moving direction of the core wire 1.
The heating bin 9 is composed of a preheating bin 12 and a drying bin 13, heaters such as heating wires are arranged in the interlayer of the inner side walls or the side plates of the preheating bin 12 and the drying bin 13, wherein the temperature of the drying bin 13 is the normal paint drying temperature, a transverse fourth partition plate 14 is arranged between the preheating bin 12 and the drying bin 13, a wire passing hole 15 which is communicated with the preheating bin 12 and the drying bin 13 is arranged on the fourth partition plate 14, the preheating bin 12 is positioned on the front side of the drying bin 13 as seen along the moving direction of the core wire 1, and the temperature of the drying bin 13 is higher than that of the preheating bin 12.
The painting mechanism comprises a clamping plate 16 which is regarded as a U in a depression mode, two felt plates 17 are arranged in an opening of the clamping plate 16, the two felt plates 17 are respectively fixed with two arms of the clamping plate 16, the clamping plate 16 is made of spring steel sheets, the two felt plates 17 are in slight elastic connection, a core wire 1 can be kept in contact with the felt plates 17 on two sides when passing through the two felt plates 17, the middle part of the clamping plate 16 is fixed with the box body 2 through a bracket 18, and a paint supplementing device 19 is arranged below the felt plates.
The paint replenishing device 19 comprises a paint box 20 fixed with the box body 2, the paint box 20 is in a U shape in a depression mode, the core wire 1 passes through an opening of the paint box 20, paint for painting is poured into the paint box 20, two ends of the felt plate 17 extend outwards and enter the paint box 20, the felt plate 17 is in a U shape, and only the upper part is connected with the clamping plate 16, and the lower part can swing freely and enter the paint box 20.
The bracket 18 comprises two guide shafts 21 fixed with the box body 2, guide sleeves 22 are arranged on the guide shafts 21, and the guide sleeves 22 are connected with the clamping plates 16 through connecting rods 23.
The bottom of the paint box 20 is provided with a constant temperature heating unit 24, the constant temperature heating unit 24 is a PTC thermistor, and the constant temperature heating unit 24 is used for keeping paint in the paint box 20 to have good fluidity and be easily sucked by the felt plate 17.
Working principle: the core wire 1 enters the lower thermal insulation bin 6 from the wire inlet hole 7, passes through the two felt plates 17, the felt plates 17 absorb the paint in the paint box 20 by utilizing the capillary effect, the whole is wetted, the core wire 1 is coated with the paint, the core wire 1 enters the preheating bin 12 for preheating, the temperature rises, the fluidity of the paint increases, the diffusion on the outer peripheral surface of the core wire is more uniform, then the core wire enters the drying bin 13, the temperature further rises, the paint is dried, a layer of paint film is formed, after the steering wheel 1 turns, the paint is coated, preheated and dried again, the process is repeated for a plurality of times, and the paint leaves from the wire outlet hole 8 after the paint film is coated with a plurality of layers of paint films.
The upper heat preservation bin 5 and the lower heat preservation bin 6 are mainly maintained by utilizing the waste heat of the preheating bin 12 and the heating bin 9, the temperature is kept above 40 ℃, and heating equipment such as heating wires can be correspondingly arranged when the waste heat is insufficient.
The preheating bin 12 is mainly arranged to reduce the temperature rise speed of the paint on the core wire 1 in the initial drying stage, so that the paint has more diffusion time at a higher temperature, and the diffusion is more uniform. The drying bin 13 is arranged at a higher temperature to accelerate the solidification of the paint and improve the production efficiency. If the core wire 1 directly enters the drying bin 13 without passing through the preheating bin 12, the solvent in the paint volatilizes rapidly, the fluidity of the paint also decreases rapidly, and the paint spreads less quickly to form a paint film with uniform thickness, and the coaxiality still is not ideal.
As a further improvement, an air extractor can be arranged at the outer side of the box body and used for extracting the waste gas in the box body 2, and the air extractor is connected with the upper thermal insulation bin 5.
Claims (7)
1. The utility model provides an enameled wire japanning device which characterized in that: the drying device comprises a box body (2), wherein a first partition plate (3) is arranged in the box body (2), a second partition plate (4) is arranged below the first partition plate (3), the first partition plate (3) and the second partition plate (4) are horizontally arranged, an upper heat preservation bin (5) is formed on the upper side of the first partition plate (3), a lower heat preservation bin (6) is formed below the second partition plate (4), two sides of the lower heat preservation bin (6) are respectively provided with a wire inlet hole (7) and a wire outlet hole (8), a plurality of heating bins (9) are arranged between the first partition plate (3) and the second partition plate (4), the heating bins (9) form a drying mechanism, the upper parts of the heating bins (9) are communicated with the upper heat preservation bins (5), the lower parts of the heating bins (9) are communicated with the lower heat preservation bins (6), and a vertical third partition plate (10) is arranged between the adjacent heating bins (9);
a plurality of guide wheels (11) are arranged in the upper thermal insulation bin (5) and the lower thermal insulation bin (6), and the guide wheels (11) enable the core wires (1) to be repeatedly bent up and down and pass through the heating bins (9);
the front end of each heating bin (9) is provided with a lacquering mechanism which is positioned in the upper thermal insulation bin (5) or the lower thermal insulation bin (6) when seen along the moving direction of the core wire (1).
2. The enamel wire enamel-application device of claim 1, wherein: the heating bin (9) is composed of a preheating bin (12) and a drying bin (13), a transverse fourth partition plate (14) is arranged between the preheating bin (12) and the drying bin (13), a wire passing hole (15) for communicating the preheating bin (12) and the drying bin (13) is formed in the fourth partition plate (14), the preheating bin (12) is located at the front side of the drying bin (13) when seen along the moving direction of the core wire (1), and the temperature of the drying bin (13) is higher than that of the preheating bin (12).
3. The enamel wire enamel-application device of claim 1, wherein: the painting mechanism comprises a clamping plate (16) which is regarded as a U shape in the depression, two felt plates (17) are arranged in an opening of the clamping plate (16), the two felt plates (17) are respectively fixed with two arms of the clamping plate (16), the middle part of the clamping plate (16) is fixed with the box body (2) through a bracket (18), and a paint supplementing device (19) is arranged below the felt plates.
4. The enamel wire enamel application device of claim 3, wherein: the clamping plate (16) is made of spring steel sheets, so that the two felt plates (17) are elastically connected, and the core wire (1) passes through the space between the two felt plates (17).
5. The enamel wire enamel application device of claim 3, wherein: the paint filling device (19) comprises a paint box (20) fixed with the box body (2), the paint box (20) is in a U shape in a depression mode, the core wire (1) passes through an opening of the paint box (20), paint for painting is poured into the paint box (20), and two ends of the felt plate (17) extend outwards and enter the paint box (20).
6. The enamel wire enamel application device of claim 3, wherein: the bracket (18) comprises two guide shafts (21) fixed with the box body (2), guide sleeves (22) are arranged on the guide shafts (21), and the guide sleeves (22) are connected with the clamping plates (16) through connecting rods (23).
7. The enamel wire enamel application device according to claim 5, wherein: the bottom of the paint box (20) is provided with a constant temperature heating unit (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321534449.7U CN220272225U (en) | 2023-06-15 | 2023-06-15 | Enamelled wire painting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321534449.7U CN220272225U (en) | 2023-06-15 | 2023-06-15 | Enamelled wire painting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220272225U true CN220272225U (en) | 2023-12-29 |
Family
ID=89319409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321534449.7U Active CN220272225U (en) | 2023-06-15 | 2023-06-15 | Enamelled wire painting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220272225U (en) |
-
2023
- 2023-06-15 CN CN202321534449.7U patent/CN220272225U/en active Active
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