CN219598337U - Fuse tin-coating device - Google Patents
Fuse tin-coating device Download PDFInfo
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- CN219598337U CN219598337U CN202320010351.5U CN202320010351U CN219598337U CN 219598337 U CN219598337 U CN 219598337U CN 202320010351 U CN202320010351 U CN 202320010351U CN 219598337 U CN219598337 U CN 219598337U
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Abstract
The utility model discloses a fuse tin-coating device, which comprises: a fuse blowing substrate holder for holding a fuse blowing substrate; a tin belt placing rack for placing tin belts; the tin belt placing frame is arranged above the fuse fusing substrate placing frame; a flux pool storing flux; a soldering flux roller is arranged above the soldering flux pool, and the soldering flux roller coats soldering flux on one surface of the tin belt facing the fuse fusing substrate when the tin belt passes through the surface of the soldering flux roller; a pressing wheel is arranged behind the soldering flux pool and is used for pressing the tin belt coated with the soldering flux and the fuse fusing base material; a reflow oven is arranged behind the pinch roller, and the reflow oven fuses the tin belt with the fuse fusing base material by adjusting the temperature; and a winding device is further arranged at the rear of the reflow oven and used for winding the molten tin ribbon and the fuse fusing base material after the molten tin ribbon and the fuse fusing base material are fused.
Description
Technical Field
The utility model relates to the technical field of fuse production, in particular to a fuse tin-coating device.
Background
Copper and silver are used as fuses in the current market. In the industries of new energy automobiles, high-speed rails, airplanes and the like, the requirements on safety and precision are higher and higher, as the size of a fuse is reduced, the requirements on the fusing precision are higher and higher, and the single adoption of copper or silver as the fuse cannot meet the market requirements.
The conventional method is to change the physical characteristics of a fuse at the fusing position, take copper or silver as the fusing base material of the fuse, introduce tin points into a fuse medium made of silver or copper, and make the fusing base material and tin materials physically changed to melt at a temperature lower than the melting point of silver or copper, so that when short-circuit current occurs, the temperature of the fusing base material is raised to the melting point faster than the heat release speed of the fusing base material, and the purposes of precisely controlling the fusing current and the fusing position are achieved.
However, how to coat tin on the surface of the fuse-melting substrate becomes a technical problem to be solved in the industry.
Disclosure of Invention
In order to solve at least the above technical problems, an object of the present utility model is to provide a device and a method for coating tin on a fuse, so as to solve the technical problems of coating tin on the surface of a fuse fusing substrate.
In order to achieve the above object, the present utility model provides a fuse tin coating device for tin coating a fuse fusing substrate, comprising:
a fuse blowing substrate holder for holding a fuse blowing substrate; a tin belt placing rack for placing tin belts; the tin belt placing frame is arranged above the fuse fusing substrate placing frame; a flux pool for storing flux; a soldering flux roller is arranged above the soldering flux pool, and the soldering flux roller coats soldering flux on one surface of the tin belt facing the fuse fusing substrate when the tin belt passes through the surface of the soldering flux roller; a pressing wheel is arranged at the rear of the soldering flux pool and is used for pressing the tin belt coated with the soldering flux and the fuse fusing base material; a reflow oven is arranged behind the pinch roller and used for fusing the tin belt with the fuse fusing base material by adjusting the temperature; and a winding device is further arranged at the rear of the reflow oven and used for winding the molten tin ribbon and the fuse fusing base material after the molten tin ribbon and the fuse fusing base material are fused.
Further, the method further comprises the following steps: the tin belt position corrector is used for adjusting the fitting degree of the tin belt and the soldering flux roller;
the solder strip position corrector is arranged between the solder strip placing frame and the soldering flux roller.
Further, the method further comprises the following steps: the fuse fusing substrate position corrector is used for adjusting the levelness of the fuse fusing substrate;
the fuse fusing substrate position corrector is arranged between the fuse fusing substrate placing frame and the pressing wheel.
Further, the fuse blowing substrate position corrector further includes: the fuse-fusing substrate is controlled to pass under the soldering flux pool.
Further, the reflow oven comprises a plurality of temperature areas, and the first temperature area to the third temperature area heat the attached tin belt and the fuse fusing base material step by step from the inlet end of the reflow oven.
Further, the reflow oven comprises a plurality of temperature areas, and the temperature of the attached tin belt and the fused fuse base material is gradually reduced from the inlet end of the reflow oven from the third temperature area to the first last temperature area.
Further, the temperature of the first temperature zone comprises 160 ℃ -200 ℃; the temperature of the third last temperature zone comprises 300-320 ℃; the temperature of the penultimate temperature zone comprises 250-270 ℃, and the temperature of the penultimate temperature zone comprises 200-220 ℃.
Further, the method further comprises the following steps: a fuse position corrector including a plurality of rollers for adjusting a position of a fuse coming out of the reflow oven;
the fuse position corrector is arranged between the reflow oven and the winding device.
Further, the method further comprises the following steps: the cooling device is arranged between the reflow oven and the fuse position corrector and is used for cooling the fuses coming out of the reflow oven.
According to the fuse tin-coating device, after the pressing wheel is used for pressing the tin belt coated with the soldering flux and the fuse fusing base material, the tin belt and the fuse fusing base material enter the reflow oven to be fused with each other, so that the yield of the fuse is improved; the temperature of each temperature zone can be flexibly adjusted according to the quality condition, so that the yield of the fuse is up to more than 90%; the production speed of the fuse is not lower than 60 m/h, so that the production efficiency is greatly improved; the fuse fusing base material has wider selectable range, and is favorable for material selection.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, and do not limit the utility model. In the drawings:
FIG. 1 is a schematic diagram of a fuse tin-plating device according to an embodiment of the utility model;
fig. 2 is a flow chart of a fuse tin coating method according to an embodiment of the utility model.
Reference numerals:
101-fuse blowing substrate placing rack; 102-tin belt placing rack; 103-tin belt position corrector; 104-a soldering flux roller; 105-a flux pool; 106, pressing wheels; 107-fuse blowing substrate position corrector; 108-fusing the substrate with the fuse; 109-tin tape; 110-a reflow oven; 111-fuse position corrector; 112-a winding device; 113-a fuse; 114-a cooling device.
Detailed Description
Embodiments of the present utility model will be described in more detail below with reference to the accompanying drawings. While the utility model is susceptible of embodiment in the drawings, it is to be understood that the utility model may be embodied in various forms and should not be construed as limited to the embodiments set forth herein, but rather are provided to provide a more thorough and complete understanding of the utility model. It should be understood that the drawings and embodiments of the utility model are for illustration purposes only and are not intended to limit the scope of the present utility model.
It should be understood that the various steps recited in the method embodiments of the present utility model may be performed in a different order and/or performed in parallel. Furthermore, method embodiments may include additional steps and/or omit performing the illustrated steps. The scope of the utility model is not limited in this respect.
The term "including" and variations thereof as used herein are intended to be open-ended, i.e., including, but not limited to. The term "based on" is based at least in part on. The term "one embodiment" means "at least one embodiment"; the term "another embodiment" means "at least one additional embodiment"; the term "some embodiments" means "at least some embodiments. Related definitions of other terms will be given in the description below.
It should be noted that references to "one", "a plurality" and "a plurality" in this disclosure are intended to be illustrative rather than limiting, and those skilled in the art will appreciate that "one or more" is intended to be construed as "one or more" unless the context clearly indicates otherwise. "plurality" is understood to mean two or more.
Hereinafter, embodiments of the present utility model will be described in detail with reference to the accompanying drawings.
The embodiment of the utility model provides a fuse tin-coating device, which is used for tin coating of a fuse fusing substrate and comprises the following components:
a fuse blowing substrate holder for holding a fuse blowing substrate; a tin belt placing rack for placing tin belts; the tin belt placing frame is arranged above the fuse fusing substrate placing frame; a flux pool for storing flux; a soldering flux roller is arranged above the soldering flux pool, and the soldering flux roller coats soldering flux on one surface of the tin belt facing the fuse fusing substrate when the tin belt passes through the surface of the soldering flux roller; a pressing wheel is arranged at the rear of the soldering flux pool and is used for pressing the tin belt coated with the soldering flux and the fuse fusing base material; a reflow oven is arranged behind the pinch roller and used for fusing the tin belt with the fuse fusing base material by adjusting the temperature; and a winding device is further arranged at the rear of the reflow oven and used for winding the molten tin ribbon and the fuse fusing base material after the molten tin ribbon and the fuse fusing base material are fused.
Example 1
Fig. 1 is a schematic structural diagram of a fuse tin-plating device according to an embodiment of the present utility model, and the fuse tin-plating device according to an embodiment of the present utility model will be described in detail with reference to fig. 1.
In an exemplary embodiment, the fuse tin-coating device of the embodiment of the present utility model is used for tin coating of a fuse fusing substrate.
In an exemplary embodiment, a fuse tin-plating apparatus of an embodiment of the present utility model includes: fuse blowing substrate holder 101, solder tape holder 102, flux pool 105, flux roller 104, pinch roller 106, reflow oven 110, and reel 112.
In an exemplary embodiment, the fuse blowing substrate holder 101 is used to hold a fuse blowing substrate 108.
In an exemplary embodiment, the fuse blowing substrate 108 includes a copper or silver tape.
In an exemplary embodiment, the width of the fuse blowing substrate 108 includes: 8mm-65mm.
In an exemplary embodiment, a solder tape holder 102 is used to hold solder tape 109.
In an exemplary embodiment, the solder strip holder 102 is disposed above (including vertically above, and also including obliquely above) the fuse blowing substrate holder 101.
In an exemplary embodiment, the width of the tin strap 109 includes: 3mm-15mm.
In an exemplary embodiment, the flux pool 105 is used to store flux (it is understood that the flux pool 105 is a box-like item for storing flux).
In an exemplary embodiment, a flux roller 104 is disposed above the flux pool 105, the flux roller 104 being in contact with flux in the flux pool 105.
In an exemplary embodiment, the solder flux roller 104 applies solder flux to the tin belt 109 (i.e., applies solder flux to the side of the tin belt 109 facing the fuse blowing substrate 108) as the tin belt 109 passes over the surface of the solder flux roller 104.
In an exemplary embodiment, a solder tape position corrector 103 is also provided between the solder tape holder 102 and the solder flux roller 104.
In an exemplary embodiment, the solder tape position adjustor 103 is used to adjust the fit of the solder tape 109 to the solder flux roller 104 (i.e., the solder tape position adjustor 103 is adjustable and the solder tape 109 is contacted by the solder flux roller 104 after passing the solder tape position adjustor 103).
In an exemplary embodiment, the solder strip 109 passes over the flux roller 104.
In an exemplary embodiment, a fuse blowing substrate position corrector 107 is provided between the fuse blowing substrate placement frame 101 and the pinch roller 106.
In an exemplary embodiment, the fuse blowing substrate position adjustor 107 is configured to adjust the levelness of the fuse blowing substrate 108 (it is understood that the fuse blowing substrate 108 may be prevented from rolling up by the fuse blowing substrate position adjustor 107; the fuse blowing substrate 108 after passing through the fuse blowing substrate position adjustor 107 may also be positioned on the same horizontal plane).
In an exemplary embodiment, the fuse blowing substrate position corrector 107 further comprises: the fuse blowing substrate 108 is controlled to pass under the flux pool 105.
In an exemplary embodiment, a pinch roller 106 is also provided behind the flux pool 105.
In an exemplary embodiment, pinch roller 106 presses solder-coated tin tape 109 against fuse-blown substrate 108 (after pressing by pinch roller 106, tin tape 109 is more tightly adhered to fuse-blown substrate 108).
In an exemplary embodiment, reflow oven 110 is temperature adjusted such that tin ribbon 109 fuses with fuse blowing substrate 108 (i.e., by heating reflow oven 110 such that tin ribbon 109 fuses with fuse blowing substrate 108).
In an exemplary embodiment, reflow oven 110 further includes temperature values for each temperature zone that may be adjusted by mass of the fused fuses.
In an exemplary embodiment, reflow oven 110 includes a plurality of temperature zones (it is understood that a plurality of heaters, e.g., a first temperature zone, a second temperature zone …, an eighth temperature zone, etc., are disposed sequentially from an inlet end of reflow oven 110).
In an exemplary embodiment, the first temperature zone to the third last temperature zone heat the attached tin belt 109 and fuse blowing substrate 108 stepwise from the inlet end of reflow oven 110.
In an exemplary embodiment, reflow oven 110 includes a plurality of temperature zones, and the attached solder strip 109 and fuse blowing substrate 108 are heated in a stepwise fashion from the inlet end of reflow oven 110, from the third last temperature zone to the first last temperature zone.
In an exemplary embodiment, for example, starting from the inlet end of reflow oven 110, the temperature of the first temperature zone is 160-200 ℃, the temperature of the second temperature zone is 190-220 ℃, the temperature of the third temperature zone is 220-240 ℃, the temperature of the fourth temperature zone is 260-280 ℃, the temperature of the fifth temperature zone is 280-300 ℃, the temperature of the sixth temperature zone is 300-320 ℃, the temperature of the seventh temperature zone is 250-270 ℃, and the temperature of the eighth temperature zone is 200-220.
In an exemplary embodiment, the temperatures of the first through eighth temperature zones further include: 175 ℃, 195 ℃, 235 ℃, 265 ℃, 295 ℃, 315 ℃, 255 ℃, 215 ℃.
In an exemplary embodiment, the temperatures of the first through eighth temperature zones further include: 180 ℃, 215 ℃, 235 ℃, 275 ℃, 290 ℃, 310 ℃, 260 ℃, 210 ℃.
In an exemplary embodiment, a fuse position adjuster 111 is also included between reflow oven 110 and reel 112.
In an exemplary embodiment, a fuse position adjuster 111 is used to adjust the position of the fuse 113 exiting the reflow oven 110.
In an exemplary embodiment, the fuse position adjuster 111 includes a plurality of rollers.
In an exemplary embodiment, a winder 112 is also included behind reflow oven 110.
In an exemplary embodiment, the take-up device 112 takes up the tin strap 109 after it merges with the fuse blowing substrate 108.
In an exemplary embodiment, a cooling device 114 is also disposed between the reflow oven 110 and the fuse position adjuster 111.
In an exemplary embodiment, the cooling device 114 is used to cool the fuse 113 exiting the reflow oven 110.
In an exemplary embodiment, the cooling means employed by the cooling device 114 includes air cooling.
In an exemplary embodiment, when the fuse tin-coating device of the present embodiment starts to operate, the reflow oven 110 is first heated to a predetermined operating temperature (each temperature zone reaches a predetermined temperature), and the feeding speed of the fuse melting substrate 108 and the tin belt 109 is uniform.
In an exemplary embodiment, the feed speed of the fuse blowing substrate 108 and the tin belt 109 are maintained consistent.
In an exemplary embodiment, the feed rate of the fuse blowing substrate 108 and the tin belt 109 comprises 60 meters/hour.
In an exemplary embodiment, the winding speed of the fuse 113 includes 60 m/hr.
Example 2
Fig. 2 is a flow chart of a fuse tin coating method according to an embodiment of the present utility model, and the fuse tin coating method according to the present utility model will be described in detail with reference to fig. 2.
The fuse tin coating method of the embodiment of the utility model adopts the fuse tin coating device.
First, in step 201, a reflow oven is started and preheating is performed.
In an exemplary embodiment, the reflow oven is activated for preheating.
In an exemplary embodiment, the reflow oven includes a plurality of temperature zones (it is understood that a plurality of heaters, e.g., a first temperature zone, a second temperature zone …, an eighth temperature zone, etc., are disposed sequentially from the inlet end of the reflow oven 110).
In an exemplary embodiment, the temperature settings for the plurality of temperature zones within the reflow oven include: starting from the inlet end of the reflow oven 110, the heating temperature of the first temperature zone to the third temperature zone increases step by step; and heating the reflow furnace by gradually cooling from the third temperature zone to the first temperature zone from the inlet end of the reflow furnace.
In an exemplary embodiment, for example, starting from the inlet end of reflow oven 110, the temperature of the first temperature zone is 160-200 ℃, the temperature of the second temperature zone is 190-220 ℃, the temperature of the third temperature zone is 220-240 ℃, the temperature of the fourth temperature zone is 260-280 ℃, the temperature of the fifth temperature zone is 280-300 ℃, the temperature of the sixth temperature zone is 300-320 ℃, the temperature of the seventh temperature zone is 250-270 ℃, and the temperature of the eighth temperature zone is 200-220.
In an exemplary embodiment, the temperatures of the first through eighth temperature zones further include: 175 ℃, 195 ℃, 235 ℃, 265 ℃, 295 ℃, 315 ℃, 255 ℃, 215 ℃.
In an exemplary embodiment, the temperatures of the first through eighth temperature zones further include: 180 ℃, 215 ℃, 235 ℃, 275 ℃, 290 ℃, 310 ℃, 260 ℃, 210 ℃.
In step 202, when each temperature zone in the reflow oven reaches a preset temperature threshold, feeding of the tin belt and the fuse melting base material is started, and the feeding speed of the tin belt is consistent with the feeding speed of the fuse melting base material.
In an exemplary embodiment, the feeding of the tin tape and the fuse blowing substrate (i.e., the outputting of the tin tape and the fuse blowing substrate) is performed when the temperatures of the respective temperature zones within the reflow oven reach a preset temperature threshold.
In an exemplary embodiment, the feed speed of the tin belt is consistent with (i.e., the same as, and remains synchronized with) the feed speed of the fuse blowing substrate.
In an exemplary embodiment, the feed rate of the tin tape and the feed rate of the fuse blowing substrate comprise 60 meters/hour.
In step 203, a flux is applied to a side of the tin tape facing the fuse blowing substrate.
In an exemplary embodiment, the solder flux roller applies solder flux to a side of the tin belt facing the fuse blowing substrate as the tin belt passes over the surface of the solder flux roller.
At step 204, the pinch roller presses the solder-coated tin tape and the fuse-blown substrate as the solder-coated tin tape and the fuse-blown substrate are fed under the pinch roller.
In an exemplary embodiment, the feed rate continues to be maintained after the solder strip is coated with the flux, and the pinch roller presses the solder strip coated with the flux against the fuse blowing substrate as the solder strip and the fuse blowing substrate are simultaneously fed under the pinch roller.
In an exemplary embodiment, after the pressing wheel is pressed, the tin belt is tightly attached to the fuse fusing base material, so that the yield of the fuse is improved.
In step 205, a reflow oven fuses the solder paste-coated tin tape and the fuse blowing substrate.
In an exemplary embodiment, the solder strip is fused to the fuse blowing substrate by heating in a reflow oven.
In an exemplary embodiment, the reflow oven can also fuse the solder strip to the fuse blowing substrate by adjusting the temperature of each temperature zone, as desired.
In an exemplary embodiment, the reflow oven is adjusted according to the quality of the fuse (e.g., yield, fusion of the solder ribbon with the fuse-blown substrate) (temperature adjustment includes adjusting the temperature of one or more temperatures; and also includes adjusting the temperature of the temperature zone up or down).
In step 206, the winding device winds the fused tin belt and fuse fusing substrate.
In an exemplary embodiment, the fused tin tape and fuse blowing substrate are rolled up (i.e., the fuse is rolled up).
In an exemplary embodiment, the take-up speed comprises 60 meters per hour.
In an exemplary embodiment, a cooling step is also included prior to winding.
In an exemplary embodiment, the cooling step includes cooling the fuse exiting the reflow oven.
In an exemplary embodiment, the cooling means includes air cooling.
Although the embodiments of the present utility model are described above, the present utility model is not limited to the embodiments which are used for understanding the present utility model. Any person skilled in the art can make any modification and variation in form and detail without departing from the spirit and scope of the present disclosure, but the scope of the present disclosure is to be determined by the appended claims.
Claims (9)
1. A fuse tin coating device for tin coating a fuse fusing substrate, comprising: a fuse blowing substrate holder for holding a fuse blowing substrate; a tin belt placing rack for placing tin belts; the tin belt placing frame is arranged above the fuse fusing substrate placing frame; a flux pool for storing flux; a soldering flux roller is further arranged above the soldering flux pool, and the soldering flux roller coats soldering flux on one surface of the tin belt, which faces the fuse fusing substrate, when the tin belt passes through the surface of the soldering flux roller; a pressing wheel is further arranged at the rear of the soldering flux pool and used for pressing the tin belt coated with the soldering flux and the fuse fusing base material; a reflow oven is further arranged behind the pinch roller and is used for fusing the tin belt with the fuse fusing base material by adjusting the temperature; and a winding device is further arranged at the rear of the reflow oven and used for winding the tin belt after the tin belt and the fuse fusing base material are fused.
2. The fuse tin-plating device of claim 1, further comprising:
the tin belt position corrector is used for adjusting the fitting degree of the tin belt and the soldering flux roller;
the tin belt position corrector is arranged between the tin belt placing frame and the soldering flux roller.
3. The fuse tin-plating device of claim 1, further comprising:
the fuse fusing substrate position corrector is used for adjusting the levelness of the fuse fusing substrate;
the fuse fusing substrate position corrector is arranged between the fuse fusing substrate placing frame and the pressing wheel.
4. The fuse tin-plating device of claim 3, wherein the fuse blowing substrate position corrector further comprises: the fuse fusing substrate is controlled to pass under the soldering flux pool.
5. The fuse tin-covering device of claim 4, wherein the reflow oven comprises a plurality of temperature zones, the first to third temperature zones heating the attached tin belt and the fuse-melting base material step by step from the inlet end of the reflow oven.
6. The fuse tin-covering device according to claim 5, wherein the reflow oven comprises a plurality of temperature zones, and the temperature of the attached tin belt and the fuse-melting base material is gradually reduced from the inlet end of the reflow oven from the third temperature zone to the first last temperature zone.
7. The fuse tin-plating device of claim 6, wherein the temperature of the first temperature zone comprises 160 ℃ -200 ℃; the temperature of the third last temperature zone comprises 300-320 ℃; the temperature of the penultimate temperature zone comprises 250 ℃ to 270 ℃, and the temperature of the penultimate temperature zone comprises 200 ℃ to 220 ℃.
8. The fuse tin-plating device of claim 7, further comprising:
a fuse position corrector including a plurality of rollers for adjusting a position of a fuse coming out of the reflow oven;
the fuse position corrector is arranged between the reflow oven and the winding device.
9. The fuse tin-plating device of claim 8, further comprising:
the cooling device is arranged between the reflow oven and the fuse position corrector and is used for cooling the fuses coming out of the reflow oven.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320010351.5U CN219598337U (en) | 2023-01-04 | 2023-01-04 | Fuse tin-coating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320010351.5U CN219598337U (en) | 2023-01-04 | 2023-01-04 | Fuse tin-coating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219598337U true CN219598337U (en) | 2023-08-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320010351.5U Active CN219598337U (en) | 2023-01-04 | 2023-01-04 | Fuse tin-coating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219598337U (en) |
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2023
- 2023-01-04 CN CN202320010351.5U patent/CN219598337U/en active Active
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